IB/ipath: Deprecate ipath driver and move to staging.

It is now time for the ipath driver to begin to be phased out of the kernel.
This patch moves the ipath driver from the Infiniband sub tree to the staging
area where it will remain until the code is removed from the kernel in a few
releases.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

43 files changed, 12 insertions, 4 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index a82aa07366d1..db1a523ed493 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -5536,7 +5536,7 @@ IPATH DRIVER
 M:	Mike Marciniszyn <infinipath@intel.com>
 L:	linux-rdma@vger.kernel.org
 S:	Maintained
-F:	drivers/infiniband/hw/ipath/
+F:	drivers/staging/rdma/ipath/
 
 IPMI SUBSYSTEM
 M:	Corey Minyard <minyard@acm.org>
diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig
index b899531498eb..7d6034fd456b 100644
--- a/drivers/infiniband/Kconfig
+++ b/drivers/infiniband/Kconfig
@@ -55,7 +55,6 @@ config INFINIBAND_ADDR_TRANS
 	default y
 
 source "drivers/infiniband/hw/mthca/Kconfig"
-source "drivers/infiniband/hw/ipath/Kconfig"
 source "drivers/infiniband/hw/qib/Kconfig"
 source "drivers/infiniband/hw/ehca/Kconfig"
 source "drivers/infiniband/hw/amso1100/Kconfig"
diff --git a/drivers/infiniband/hw/Makefile b/drivers/infiniband/hw/Makefile
index e900b03531a9..d1212c441dfa 100644
--- a/drivers/infiniband/hw/Makefile
+++ b/drivers/infiniband/hw/Makefile
@@ -1,5 +1,4 @@
 obj-$(CONFIG_INFINIBAND_MTHCA)		+= mthca/
-obj-$(CONFIG_INFINIBAND_IPATH)		+= ipath/
 obj-$(CONFIG_INFINIBAND_QIB)		+= qib/
 obj-$(CONFIG_INFINIBAND_EHCA)		+= ehca/
 obj-$(CONFIG_INFINIBAND_AMSO1100)	+= amso1100/
diff --git a/drivers/staging/rdma/Kconfig b/drivers/staging/rdma/Kconfig
index 0bff438ada6f..e582553e1814 100644
--- a/drivers/staging/rdma/Kconfig
+++ b/drivers/staging/rdma/Kconfig
@@ -22,4 +22,6 @@ menuconfig STAGING_RDMA
 # Please keep entries in alphabetic order
 if STAGING_RDMA
 
+source "drivers/staging/rdma/ipath/Kconfig"
+
 endif
diff --git a/drivers/staging/rdma/Makefile b/drivers/staging/rdma/Makefile
index b5e94f169101..484dac754945 100644
--- a/drivers/staging/rdma/Makefile
+++ b/drivers/staging/rdma/Makefile
@@ -1 +1,2 @@
 # Entries for RDMA_STAGING tree
+obj-$(CONFIG_INFINIBAND_IPATH)	+= ipath/
diff --git a/drivers/infiniband/hw/ipath/Kconfig b/drivers/staging/rdma/ipath/Kconfig
index 8fe54ff00580..041ce0634968 100644
--- a/drivers/infiniband/hw/ipath/Kconfig
+++ b/drivers/staging/rdma/ipath/Kconfig
@@ -2,7 +2,7 @@ config INFINIBAND_IPATH
 	tristate "QLogic HTX HCA support"
 	depends on 64BIT && NET && HT_IRQ
 	---help---
-	This is a driver for the obsolete QLogic Hyper-Transport
+	This is a driver for the deprecated QLogic Hyper-Transport
 	IB host channel adapter (model QHT7140),
 	including InfiniBand verbs support.  This driver allows these
 	devices to be used with both kernel upper level protocols such
@@ -12,3 +12,5 @@ config INFINIBAND_IPATH
 
 	If you have this hardware you will need to boot with PAT disabled
 	on your x86-64 systems, use the nopat kernel parameter.
+
+	Note that this driver will soon be removed entirely from the kernel.
diff --git a/drivers/infiniband/hw/ipath/Makefile b/drivers/staging/rdma/ipath/Makefile
index 4496f2820c92..4496f2820c92 100644
--- a/drivers/infiniband/hw/ipath/Makefile
+++ b/drivers/staging/rdma/ipath/Makefile
diff --git a/drivers/staging/rdma/ipath/TODO b/drivers/staging/rdma/ipath/TODO
new file mode 100644
index 000000000000..cb00158d64c8
--- /dev/null
+++ b/drivers/staging/rdma/ipath/TODO
@@ -0,0 +1,5 @@
+The ipath driver has been moved to staging in preparation for its removal in a
+few releases. The driver will be deleted during the 4.6 merge window.
+
+Contact Dennis Dalessandro <dennis.dalessandro@intel.com> and
+Cc: linux-rdma@vger.kernel.org
diff --git a/drivers/infiniband/hw/ipath/ipath_common.h b/drivers/staging/rdma/ipath/ipath_common.h
index 28cfe97cf1e9..28cfe97cf1e9 100644
--- a/drivers/infiniband/hw/ipath/ipath_common.h
+++ b/drivers/staging/rdma/ipath/ipath_common.h
diff --git a/drivers/infiniband/hw/ipath/ipath_cq.c b/drivers/staging/rdma/ipath/ipath_cq.c
index e9dd9112e718..e9dd9112e718 100644
--- a/drivers/infiniband/hw/ipath/ipath_cq.c
+++ b/drivers/staging/rdma/ipath/ipath_cq.c
diff --git a/drivers/infiniband/hw/ipath/ipath_debug.h b/drivers/staging/rdma/ipath/ipath_debug.h
index 65926cd35759..65926cd35759 100644
--- a/drivers/infiniband/hw/ipath/ipath_debug.h
+++ b/drivers/staging/rdma/ipath/ipath_debug.h
diff --git a/drivers/infiniband/hw/ipath/ipath_diag.c b/drivers/staging/rdma/ipath/ipath_diag.c
index 45802e97332e..45802e97332e 100644
--- a/drivers/infiniband/hw/ipath/ipath_diag.c
+++ b/drivers/staging/rdma/ipath/ipath_diag.c
diff --git a/drivers/infiniband/hw/ipath/ipath_dma.c b/drivers/staging/rdma/ipath/ipath_dma.c
index 123a8c053539..123a8c053539 100644
--- a/drivers/infiniband/hw/ipath/ipath_dma.c
+++ b/drivers/staging/rdma/ipath/ipath_dma.c
diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/staging/rdma/ipath/ipath_driver.c
index 871dbe56216a..871dbe56216a 100644
--- a/drivers/infiniband/hw/ipath/ipath_driver.c
+++ b/drivers/staging/rdma/ipath/ipath_driver.c
diff --git a/drivers/infiniband/hw/ipath/ipath_eeprom.c b/drivers/staging/rdma/ipath/ipath_eeprom.c
index fc7181985e8e..fc7181985e8e 100644
--- a/drivers/infiniband/hw/ipath/ipath_eeprom.c
+++ b/drivers/staging/rdma/ipath/ipath_eeprom.c
diff --git a/drivers/infiniband/hw/ipath/ipath_file_ops.c b/drivers/staging/rdma/ipath/ipath_file_ops.c
index 450d15965005..450d15965005 100644
--- a/drivers/infiniband/hw/ipath/ipath_file_ops.c
+++ b/drivers/staging/rdma/ipath/ipath_file_ops.c
diff --git a/drivers/infiniband/hw/ipath/ipath_fs.c b/drivers/staging/rdma/ipath/ipath_fs.c
index 25422a3a7238..25422a3a7238 100644
--- a/drivers/infiniband/hw/ipath/ipath_fs.c
+++ b/drivers/staging/rdma/ipath/ipath_fs.c
diff --git a/drivers/infiniband/hw/ipath/ipath_iba6110.c b/drivers/staging/rdma/ipath/ipath_iba6110.c
index 7cc305488a3d..7cc305488a3d 100644
--- a/drivers/infiniband/hw/ipath/ipath_iba6110.c
+++ b/drivers/staging/rdma/ipath/ipath_iba6110.c
diff --git a/drivers/infiniband/hw/ipath/ipath_init_chip.c b/drivers/staging/rdma/ipath/ipath_init_chip.c
index be2a60e142b0..be2a60e142b0 100644
--- a/drivers/infiniband/hw/ipath/ipath_init_chip.c
+++ b/drivers/staging/rdma/ipath/ipath_init_chip.c
diff --git a/drivers/infiniband/hw/ipath/ipath_intr.c b/drivers/staging/rdma/ipath/ipath_intr.c
index 01ba792791a0..01ba792791a0 100644
--- a/drivers/infiniband/hw/ipath/ipath_intr.c
+++ b/drivers/staging/rdma/ipath/ipath_intr.c
diff --git a/drivers/infiniband/hw/ipath/ipath_kernel.h b/drivers/staging/rdma/ipath/ipath_kernel.h
index f0f947122779..f0f947122779 100644
--- a/drivers/infiniband/hw/ipath/ipath_kernel.h
+++ b/drivers/staging/rdma/ipath/ipath_kernel.h
diff --git a/drivers/infiniband/hw/ipath/ipath_keys.c b/drivers/staging/rdma/ipath/ipath_keys.c
index c0e933fec218..c0e933fec218 100644
--- a/drivers/infiniband/hw/ipath/ipath_keys.c
+++ b/drivers/staging/rdma/ipath/ipath_keys.c
diff --git a/drivers/infiniband/hw/ipath/ipath_mad.c b/drivers/staging/rdma/ipath/ipath_mad.c
index ad3a926ab3c5..ad3a926ab3c5 100644
--- a/drivers/infiniband/hw/ipath/ipath_mad.c
+++ b/drivers/staging/rdma/ipath/ipath_mad.c
diff --git a/drivers/infiniband/hw/ipath/ipath_mmap.c b/drivers/staging/rdma/ipath/ipath_mmap.c
index e73274229404..e73274229404 100644
--- a/drivers/infiniband/hw/ipath/ipath_mmap.c
+++ b/drivers/staging/rdma/ipath/ipath_mmap.c
diff --git a/drivers/infiniband/hw/ipath/ipath_mr.c b/drivers/staging/rdma/ipath/ipath_mr.c
index c7278f6a8217..c7278f6a8217 100644
--- a/drivers/infiniband/hw/ipath/ipath_mr.c
+++ b/drivers/staging/rdma/ipath/ipath_mr.c
diff --git a/drivers/infiniband/hw/ipath/ipath_qp.c b/drivers/staging/rdma/ipath/ipath_qp.c
index face87602dc1..face87602dc1 100644
--- a/drivers/infiniband/hw/ipath/ipath_qp.c
+++ b/drivers/staging/rdma/ipath/ipath_qp.c
diff --git a/drivers/infiniband/hw/ipath/ipath_rc.c b/drivers/staging/rdma/ipath/ipath_rc.c
index 79b3dbc97179..79b3dbc97179 100644
--- a/drivers/infiniband/hw/ipath/ipath_rc.c
+++ b/drivers/staging/rdma/ipath/ipath_rc.c
diff --git a/drivers/infiniband/hw/ipath/ipath_registers.h b/drivers/staging/rdma/ipath/ipath_registers.h
index 8f44d0cf3833..8f44d0cf3833 100644
--- a/drivers/infiniband/hw/ipath/ipath_registers.h
+++ b/drivers/staging/rdma/ipath/ipath_registers.h
diff --git a/drivers/infiniband/hw/ipath/ipath_ruc.c b/drivers/staging/rdma/ipath/ipath_ruc.c
index 1f95bbaf7602..1f95bbaf7602 100644
--- a/drivers/infiniband/hw/ipath/ipath_ruc.c
+++ b/drivers/staging/rdma/ipath/ipath_ruc.c
diff --git a/drivers/infiniband/hw/ipath/ipath_sdma.c b/drivers/staging/rdma/ipath/ipath_sdma.c
index 17a517766ad2..17a517766ad2 100644
--- a/drivers/infiniband/hw/ipath/ipath_sdma.c
+++ b/drivers/staging/rdma/ipath/ipath_sdma.c
diff --git a/drivers/infiniband/hw/ipath/ipath_srq.c b/drivers/staging/rdma/ipath/ipath_srq.c
index 26271984b717..26271984b717 100644
--- a/drivers/infiniband/hw/ipath/ipath_srq.c
+++ b/drivers/staging/rdma/ipath/ipath_srq.c
diff --git a/drivers/infiniband/hw/ipath/ipath_stats.c b/drivers/staging/rdma/ipath/ipath_stats.c
index f63e143e3292..f63e143e3292 100644
--- a/drivers/infiniband/hw/ipath/ipath_stats.c
+++ b/drivers/staging/rdma/ipath/ipath_stats.c
diff --git a/drivers/infiniband/hw/ipath/ipath_sysfs.c b/drivers/staging/rdma/ipath/ipath_sysfs.c
index 75558f33f1cb..75558f33f1cb 100644
--- a/drivers/infiniband/hw/ipath/ipath_sysfs.c
+++ b/drivers/staging/rdma/ipath/ipath_sysfs.c
diff --git a/drivers/infiniband/hw/ipath/ipath_uc.c b/drivers/staging/rdma/ipath/ipath_uc.c
index 22e60998f1a7..22e60998f1a7 100644
--- a/drivers/infiniband/hw/ipath/ipath_uc.c
+++ b/drivers/staging/rdma/ipath/ipath_uc.c
diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/staging/rdma/ipath/ipath_ud.c
index e8a2a915251e..e8a2a915251e 100644
--- a/drivers/infiniband/hw/ipath/ipath_ud.c
+++ b/drivers/staging/rdma/ipath/ipath_ud.c
diff --git a/drivers/infiniband/hw/ipath/ipath_user_pages.c b/drivers/staging/rdma/ipath/ipath_user_pages.c
index 1da1252dcdb3..1da1252dcdb3 100644
--- a/drivers/infiniband/hw/ipath/ipath_user_pages.c
+++ b/drivers/staging/rdma/ipath/ipath_user_pages.c
diff --git a/drivers/infiniband/hw/ipath/ipath_user_sdma.c b/drivers/staging/rdma/ipath/ipath_user_sdma.c
index cc04b7ba3488..cc04b7ba3488 100644
--- a/drivers/infiniband/hw/ipath/ipath_user_sdma.c
+++ b/drivers/staging/rdma/ipath/ipath_user_sdma.c
diff --git a/drivers/infiniband/hw/ipath/ipath_user_sdma.h b/drivers/staging/rdma/ipath/ipath_user_sdma.h
index fc76316c4a58..fc76316c4a58 100644
--- a/drivers/infiniband/hw/ipath/ipath_user_sdma.h
+++ b/drivers/staging/rdma/ipath/ipath_user_sdma.h
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.c b/drivers/staging/rdma/ipath/ipath_verbs.c
index 30ba49c4a98c..30ba49c4a98c 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs.c
+++ b/drivers/staging/rdma/ipath/ipath_verbs.c
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.h b/drivers/staging/rdma/ipath/ipath_verbs.h
index ec167e545e15..ec167e545e15 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs.h
+++ b/drivers/staging/rdma/ipath/ipath_verbs.h
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs_mcast.c b/drivers/staging/rdma/ipath/ipath_verbs_mcast.c
index 6216ea923853..6216ea923853 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs_mcast.c
+++ b/drivers/staging/rdma/ipath/ipath_verbs_mcast.c
diff --git a/drivers/infiniband/hw/ipath/ipath_wc_ppc64.c b/drivers/staging/rdma/ipath/ipath_wc_ppc64.c
index 1a7e20a75149..1a7e20a75149 100644
--- a/drivers/infiniband/hw/ipath/ipath_wc_ppc64.c
+++ b/drivers/staging/rdma/ipath/ipath_wc_ppc64.c
diff --git a/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c b/drivers/staging/rdma/ipath/ipath_wc_x86_64.c
index 7b6e4c843e19..7b6e4c843e19 100644
--- a/drivers/infiniband/hw/ipath/ipath_wc_x86_64.c
+++ b/drivers/staging/rdma/ipath/ipath_wc_x86_64.c