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| author | Thomas Gleixner <tglx@mtd.linutronix.de> | 2005-11-06 15:36:37 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@mtd.linutronix.de> | 2005-11-06 15:36:37 +0100 |
| commit | 2fc2991175bf77395e6b15fe6b2304d3bf72da40 (patch) | |
| tree | b0ff38c09240e7c00e1577d447ebe89143d752dc /drivers/acpi | |
| parent | [MTD] mtdchar: Return EINVAL for bad seeks instead of fixing up to valid byte (diff) | |
| parent | [PATCH] nvidiafb: Geforce 7800 series support added (diff) | |
| download | linux-2fc2991175bf77395e6b15fe6b2304d3bf72da40.tar.xz linux-2fc2991175bf77395e6b15fe6b2304d3bf72da40.zip | |
Merge branch 'master' of /home/tglx/work/mtd/git/linux-2.6.git/
Diffstat (limited to 'drivers/acpi')
150 files changed, 24118 insertions, 25593 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index ba13896cae40..fe1e8126fbae 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -3,7 +3,6 @@ # menu "ACPI (Advanced Configuration and Power Interface) Support" - depends on PM depends on !X86_VISWS depends on !IA64_HP_SIM depends on IA64 || X86 @@ -11,6 +10,8 @@ menu "ACPI (Advanced Configuration and Power Interface) Support" config ACPI bool "ACPI Support" depends on IA64 || X86 + select PM + select PCI default y ---help--- @@ -43,20 +44,10 @@ config ACPI if ACPI -config ACPI_BOOT - bool - default y - -config ACPI_INTERPRETER - bool - default y - -if ACPI_INTERPRETER - config ACPI_SLEEP - bool "Sleep States (EXPERIMENTAL)" + bool "Sleep States" depends on X86 && (!SMP || SUSPEND_SMP) - depends on EXPERIMENTAL && PM + depends on PM default y ---help--- This option adds support for ACPI suspend states. @@ -90,16 +81,16 @@ config ACPI_SLEEP_PROC_SLEEP config ACPI_AC tristate "AC Adapter" depends on X86 - default m + default y help This driver adds support for the AC Adapter object, which indicates - whether a system is on AC, or not. Typically, only mobile systems - have this object, since desktops are always on AC. + whether a system is on AC, or not. If you have a system that can + switch between A/C and battery, say Y. config ACPI_BATTERY tristate "Battery" depends on X86 - default m + default y help This driver adds support for battery information through /proc/acpi/battery. If you have a mobile system with a battery, @@ -107,18 +98,17 @@ config ACPI_BATTERY config ACPI_BUTTON tristate "Button" - default m + default y help - This driver registers for events based on buttons, such as the - power, sleep, and lid switch. In the future, a daemon will read - /proc/acpi/event and perform user-defined actions such as shutting - down the system. Until then, you can cat it, and see output when - a button is pressed. + This driver handles events on the power, sleep and lid buttons. + A daemon reads /proc/acpi/event and perform user-defined actions + such as shutting down the system. This is necessary for + software controlled poweroff. config ACPI_VIDEO tristate "Video" - depends on EXPERIMENTAL - default m + depends on X86 + default y help This driver implement the ACPI Extensions For Display Adapters for integrated graphics devices on motherboard, as specified in @@ -129,10 +119,9 @@ config ACPI_VIDEO for your integrated video device. config ACPI_HOTKEY - tristate "Generic Hotkey" - depends on ACPI_INTERPRETER + tristate "Generic Hotkey (EXPERIMENTAL)" depends on EXPERIMENTAL - depends on !IA64_SGI_SN + depends on X86 default n help Experimental consolidated hotkey driver. @@ -140,31 +129,30 @@ config ACPI_HOTKEY config ACPI_FAN tristate "Fan" - default m + default y help This driver adds support for ACPI fan devices, allowing user-mode applications to perform basic fan control (on, off, status). config ACPI_PROCESSOR tristate "Processor" - default m + default y help This driver installs ACPI as the idle handler for Linux, and uses ACPI C2 and C3 processor states to save power, on systems that - support it. + support it. It is required by several flavors of cpufreq + Performance-state drivers. config ACPI_HOTPLUG_CPU - bool "Processor Hotplug (EXPERIMENTAL)" - depends on ACPI_PROCESSOR && HOTPLUG_CPU && EXPERIMENTAL + bool + depends on ACPI_PROCESSOR && HOTPLUG_CPU select ACPI_CONTAINER - default n - ---help--- - Select this option if your platform support physical CPU hotplug. + default y config ACPI_THERMAL tristate "Thermal Zone" depends on ACPI_PROCESSOR - default m + default y help This driver adds support for ACPI thermal zones. Most mobile and some desktop systems support ACPI thermal zones. It is HIGHLY @@ -180,7 +168,7 @@ config ACPI_NUMA config ACPI_ASUS tristate "ASUS/Medion Laptop Extras" depends on X86 - default m + default y ---help--- This driver provides support for extra features of ACPI-compatible ASUS laptops. As some of Medion laptops are made by ASUS, it may also @@ -209,7 +197,7 @@ config ACPI_ASUS config ACPI_IBM tristate "IBM ThinkPad Laptop Extras" depends on X86 - default m + default y ---help--- This is a Linux ACPI driver for the IBM ThinkPad laptops. It adds support for Fn-Fx key combinations, Bluetooth control, video @@ -222,7 +210,7 @@ config ACPI_IBM config ACPI_TOSHIBA tristate "Toshiba Laptop Extras" depends on X86 - default m + default y ---help--- This driver adds support for access to certain system settings on "legacy free" Toshiba laptops. These laptops can be recognized by @@ -262,8 +250,7 @@ config ACPI_CUSTOM_DSDT_FILE Enter the full path name to the file wich includes the AmlCode declaration. config ACPI_BLACKLIST_YEAR - int "Disable ACPI for systems before Jan 1st this year" - depends on ACPI_INTERPRETER + int "Disable ACPI for systems before Jan 1st this year" if X86 default 0 help enter a 4-digit year, eg. 2001 to disable ACPI by default @@ -281,10 +268,6 @@ config ACPI_DEBUG of verbosity. Saying Y enables these statements. This will increase your kernel size by around 50K. -config ACPI_BUS - bool - default y - config ACPI_EC bool depends on X86 @@ -298,10 +281,6 @@ config ACPI_POWER bool default y -config ACPI_PCI - bool - default PCI - config ACPI_SYSTEM bool default y @@ -309,14 +288,11 @@ config ACPI_SYSTEM This driver will enable your system to shut down using ACPI, and dump your ACPI DSDT table using /proc/acpi/dsdt. -endif # ACPI_INTERPRETER - config X86_PM_TIMER bool "Power Management Timer Support" depends on X86 - depends on ACPI_BOOT && EXPERIMENTAL depends on !X86_64 - default n + default y help The Power Management Timer is available on all ACPI-capable, in most cases even if ACPI is unusable or blacklisted. diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile index ad67e8f61e6c..a18243488c66 100644 --- a/drivers/acpi/Makefile +++ b/drivers/acpi/Makefile @@ -15,13 +15,13 @@ EXTRA_CFLAGS += $(ACPI_CFLAGS) # # ACPI Boot-Time Table Parsing # -obj-$(CONFIG_ACPI_BOOT) += tables.o -obj-$(CONFIG_ACPI_INTERPRETER) += blacklist.o +obj-y += tables.o +obj-y += blacklist.o # # ACPI Core Subsystem (Interpreter) # -obj-$(CONFIG_ACPI_INTERPRETER) += osl.o utils.o \ +obj-y += osl.o utils.o \ dispatcher/ events/ executer/ hardware/ \ namespace/ parser/ resources/ tables/ \ utilities/ @@ -35,8 +35,8 @@ ifdef CONFIG_CPU_FREQ processor-objs += processor_perflib.o endif -obj-$(CONFIG_ACPI_BUS) += sleep/ -obj-$(CONFIG_ACPI_BUS) += bus.o glue.o +obj-y += sleep/ +obj-y += bus.o glue.o obj-$(CONFIG_ACPI_AC) += ac.o obj-$(CONFIG_ACPI_BATTERY) += battery.o obj-$(CONFIG_ACPI_BUTTON) += button.o @@ -44,7 +44,7 @@ obj-$(CONFIG_ACPI_EC) += ec.o obj-$(CONFIG_ACPI_FAN) += fan.o obj-$(CONFIG_ACPI_VIDEO) += video.o obj-$(CONFIG_ACPI_HOTKEY) += hotkey.o -obj-$(CONFIG_ACPI_PCI) += pci_root.o pci_link.o pci_irq.o pci_bind.o +obj-y += pci_root.o pci_link.o pci_irq.o pci_bind.o obj-$(CONFIG_ACPI_POWER) += power.o obj-$(CONFIG_ACPI_PROCESSOR) += processor.o obj-$(CONFIG_ACPI_CONTAINER) += container.o @@ -55,5 +55,5 @@ obj-$(CONFIG_ACPI_NUMA) += numa.o obj-$(CONFIG_ACPI_ASUS) += asus_acpi.o obj-$(CONFIG_ACPI_IBM) += ibm_acpi.o obj-$(CONFIG_ACPI_TOSHIBA) += toshiba_acpi.o -obj-$(CONFIG_ACPI_BUS) += scan.o motherboard.o +obj-y += scan.o motherboard.o obj-$(CONFIG_ACPI_HOTPLUG_MEMORY) += acpi_memhotplug.o diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c index 23ab761dd721..7839b831df94 100644 --- a/drivers/acpi/ac.c +++ b/drivers/acpi/ac.c @@ -32,7 +32,6 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define ACPI_AC_COMPONENT 0x00020000 #define ACPI_AC_CLASS "ac_adapter" #define ACPI_AC_HID "ACPI0003" @@ -45,47 +44,45 @@ #define ACPI_AC_STATUS_UNKNOWN 0xFF #define _COMPONENT ACPI_AC_COMPONENT -ACPI_MODULE_NAME ("acpi_ac") +ACPI_MODULE_NAME("acpi_ac") -MODULE_AUTHOR("Paul Diefenbaugh"); + MODULE_AUTHOR("Paul Diefenbaugh"); MODULE_DESCRIPTION(ACPI_AC_DRIVER_NAME); MODULE_LICENSE("GPL"); -static int acpi_ac_add (struct acpi_device *device); -static int acpi_ac_remove (struct acpi_device *device, int type); +static int acpi_ac_add(struct acpi_device *device); +static int acpi_ac_remove(struct acpi_device *device, int type); static int acpi_ac_open_fs(struct inode *inode, struct file *file); static struct acpi_driver acpi_ac_driver = { - .name = ACPI_AC_DRIVER_NAME, - .class = ACPI_AC_CLASS, - .ids = ACPI_AC_HID, - .ops = { - .add = acpi_ac_add, - .remove = acpi_ac_remove, - }, + .name = ACPI_AC_DRIVER_NAME, + .class = ACPI_AC_CLASS, + .ids = ACPI_AC_HID, + .ops = { + .add = acpi_ac_add, + .remove = acpi_ac_remove, + }, }; struct acpi_ac { - acpi_handle handle; - unsigned long state; + acpi_handle handle; + unsigned long state; }; static struct file_operations acpi_ac_fops = { - .open = acpi_ac_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_ac_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; /* -------------------------------------------------------------------------- AC Adapter Management -------------------------------------------------------------------------- */ -static int -acpi_ac_get_state ( - struct acpi_ac *ac) +static int acpi_ac_get_state(struct acpi_ac *ac) { - acpi_status status = AE_OK; + acpi_status status = AE_OK; ACPI_FUNCTION_TRACE("acpi_ac_get_state"); @@ -95,24 +92,23 @@ acpi_ac_get_state ( status = acpi_evaluate_integer(ac->handle, "_PSR", NULL, &ac->state); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error reading AC Adapter state\n")); + "Error reading AC Adapter state\n")); ac->state = ACPI_AC_STATUS_UNKNOWN; return_VALUE(-ENODEV); } - + return_VALUE(0); } - /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ -static struct proc_dir_entry *acpi_ac_dir; +static struct proc_dir_entry *acpi_ac_dir; static int acpi_ac_seq_show(struct seq_file *seq, void *offset) { - struct acpi_ac *ac = (struct acpi_ac *) seq->private; + struct acpi_ac *ac = (struct acpi_ac *)seq->private; ACPI_FUNCTION_TRACE("acpi_ac_seq_show"); @@ -139,23 +135,21 @@ static int acpi_ac_seq_show(struct seq_file *seq, void *offset) return_VALUE(0); } - + static int acpi_ac_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_ac_seq_show, PDE(inode)->data); } -static int -acpi_ac_add_fs ( - struct acpi_device *device) +static int acpi_ac_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; + struct proc_dir_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_ac_add_fs"); if (!acpi_device_dir(device)) { acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_ac_dir); + acpi_ac_dir); if (!acpi_device_dir(device)) return_VALUE(-ENODEV); acpi_device_dir(device)->owner = THIS_MODULE; @@ -163,11 +157,11 @@ acpi_ac_add_fs ( /* 'state' [R] */ entry = create_proc_entry(ACPI_AC_FILE_STATE, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_AC_FILE_STATE)); + "Unable to create '%s' fs entry\n", + ACPI_AC_FILE_STATE)); else { entry->proc_fops = &acpi_ac_fops; entry->data = acpi_driver_data(device); @@ -177,16 +171,12 @@ acpi_ac_add_fs ( return_VALUE(0); } - -static int -acpi_ac_remove_fs ( - struct acpi_device *device) +static int acpi_ac_remove_fs(struct acpi_device *device) { ACPI_FUNCTION_TRACE("acpi_ac_remove_fs"); if (acpi_device_dir(device)) { - remove_proc_entry(ACPI_AC_FILE_STATE, - acpi_device_dir(device)); + remove_proc_entry(ACPI_AC_FILE_STATE, acpi_device_dir(device)); remove_proc_entry(acpi_device_bid(device), acpi_ac_dir); acpi_device_dir(device) = NULL; @@ -195,19 +185,14 @@ acpi_ac_remove_fs ( return_VALUE(0); } - /* -------------------------------------------------------------------------- Driver Model -------------------------------------------------------------------------- */ -static void -acpi_ac_notify ( - acpi_handle handle, - u32 event, - void *data) +static void acpi_ac_notify(acpi_handle handle, u32 event, void *data) { - struct acpi_ac *ac = (struct acpi_ac *) data; - struct acpi_device *device = NULL; + struct acpi_ac *ac = (struct acpi_ac *)data; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_ac_notify"); @@ -224,21 +209,18 @@ acpi_ac_notify ( break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Unsupported event [0x%x]\n", event)); + "Unsupported event [0x%x]\n", event)); break; } return_VOID; } - -static int -acpi_ac_add ( - struct acpi_device *device) +static int acpi_ac_add(struct acpi_device *device) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_ac *ac = NULL; + int result = 0; + acpi_status status = AE_OK; + struct acpi_ac *ac = NULL; ACPI_FUNCTION_TRACE("acpi_ac_add"); @@ -264,19 +246,20 @@ acpi_ac_add ( goto end; status = acpi_install_notify_handler(ac->handle, - ACPI_DEVICE_NOTIFY, acpi_ac_notify, ac); + ACPI_DEVICE_NOTIFY, acpi_ac_notify, + ac); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error installing notify handler\n")); + "Error installing notify handler\n")); result = -ENODEV; goto end; } - printk(KERN_INFO PREFIX "%s [%s] (%s)\n", - acpi_device_name(device), acpi_device_bid(device), - ac->state?"on-line":"off-line"); + printk(KERN_INFO PREFIX "%s [%s] (%s)\n", + acpi_device_name(device), acpi_device_bid(device), + ac->state ? "on-line" : "off-line"); -end: + end: if (result) { acpi_ac_remove_fs(device); kfree(ac); @@ -285,27 +268,23 @@ end: return_VALUE(result); } - -static int -acpi_ac_remove ( - struct acpi_device *device, - int type) +static int acpi_ac_remove(struct acpi_device *device, int type) { - acpi_status status = AE_OK; - struct acpi_ac *ac = NULL; + acpi_status status = AE_OK; + struct acpi_ac *ac = NULL; ACPI_FUNCTION_TRACE("acpi_ac_remove"); if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - ac = (struct acpi_ac *) acpi_driver_data(device); + ac = (struct acpi_ac *)acpi_driver_data(device); status = acpi_remove_notify_handler(ac->handle, - ACPI_DEVICE_NOTIFY, acpi_ac_notify); + ACPI_DEVICE_NOTIFY, acpi_ac_notify); if (ACPI_FAILURE(status)) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error removing notify handler\n")); + "Error removing notify handler\n")); acpi_ac_remove_fs(device); @@ -314,11 +293,9 @@ acpi_ac_remove ( return_VALUE(0); } - -static int __init -acpi_ac_init (void) +static int __init acpi_ac_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_ac_init"); @@ -336,9 +313,7 @@ acpi_ac_init (void) return_VALUE(0); } - -static void __exit -acpi_ac_exit (void) +static void __exit acpi_ac_exit(void) { ACPI_FUNCTION_TRACE("acpi_ac_exit"); @@ -349,6 +324,5 @@ acpi_ac_exit (void) return_VOID; } - module_init(acpi_ac_init); module_exit(acpi_ac_exit); diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c index 77285ffe41c5..2143609d2936 100644 --- a/drivers/acpi/acpi_memhotplug.c +++ b/drivers/acpi/acpi_memhotplug.c @@ -32,7 +32,6 @@ #include <linux/memory_hotplug.h> #include <acpi/acpi_drivers.h> - #define ACPI_MEMORY_DEVICE_COMPONENT 0x08000000UL #define ACPI_MEMORY_DEVICE_CLASS "memory" #define ACPI_MEMORY_DEVICE_HID "PNP0C80" @@ -41,8 +40,8 @@ #define _COMPONENT ACPI_MEMORY_DEVICE_COMPONENT -ACPI_MODULE_NAME ("acpi_memory") -MODULE_AUTHOR("Naveen B S <naveen.b.s@intel.com>"); +ACPI_MODULE_NAME("acpi_memory") + MODULE_AUTHOR("Naveen B S <naveen.b.s@intel.com>"); MODULE_DESCRIPTION(ACPI_MEMORY_DEVICE_DRIVER_NAME); MODULE_LICENSE("GPL"); @@ -56,34 +55,33 @@ MODULE_LICENSE("GPL"); #define MEMORY_POWER_ON_STATE 1 #define MEMORY_POWER_OFF_STATE 2 -static int acpi_memory_device_add (struct acpi_device *device); -static int acpi_memory_device_remove (struct acpi_device *device, int type); +static int acpi_memory_device_add(struct acpi_device *device); +static int acpi_memory_device_remove(struct acpi_device *device, int type); static struct acpi_driver acpi_memory_device_driver = { - .name = ACPI_MEMORY_DEVICE_DRIVER_NAME, - .class = ACPI_MEMORY_DEVICE_CLASS, - .ids = ACPI_MEMORY_DEVICE_HID, - .ops = { - .add = acpi_memory_device_add, - .remove = acpi_memory_device_remove, - }, + .name = ACPI_MEMORY_DEVICE_DRIVER_NAME, + .class = ACPI_MEMORY_DEVICE_CLASS, + .ids = ACPI_MEMORY_DEVICE_HID, + .ops = { + .add = acpi_memory_device_add, + .remove = acpi_memory_device_remove, + }, }; struct acpi_memory_device { acpi_handle handle; - unsigned int state; /* State of the memory device */ + unsigned int state; /* State of the memory device */ unsigned short cache_attribute; /* memory cache attribute */ - unsigned short read_write_attribute;/* memory read/write attribute */ - u64 start_addr; /* Memory Range start physical addr */ - u64 end_addr; /* Memory Range end physical addr */ + unsigned short read_write_attribute; /* memory read/write attribute */ + u64 start_addr; /* Memory Range start physical addr */ + u64 end_addr; /* Memory Range end physical addr */ }; - static int acpi_memory_get_device_resources(struct acpi_memory_device *mem_device) { acpi_status status; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; struct acpi_resource *resource = NULL; struct acpi_resource_address64 address64; @@ -94,15 +92,15 @@ acpi_memory_get_device_resources(struct acpi_memory_device *mem_device) if (ACPI_FAILURE(status)) return_VALUE(-EINVAL); - resource = (struct acpi_resource *) buffer.pointer; + resource = (struct acpi_resource *)buffer.pointer; status = acpi_resource_to_address64(resource, &address64); if (ACPI_SUCCESS(status)) { if (address64.resource_type == ACPI_MEMORY_RANGE) { /* Populate the structure */ mem_device->cache_attribute = - address64.attribute.memory.cache_attribute; + address64.attribute.memory.cache_attribute; mem_device->read_write_attribute = - address64.attribute.memory.read_write_attribute; + address64.attribute.memory.read_write_attribute; mem_device->start_addr = address64.min_address_range; mem_device->end_addr = address64.max_address_range; } @@ -114,7 +112,7 @@ acpi_memory_get_device_resources(struct acpi_memory_device *mem_device) static int acpi_memory_get_device(acpi_handle handle, - struct acpi_memory_device **mem_device) + struct acpi_memory_device **mem_device) { acpi_status status; acpi_handle phandle; @@ -128,8 +126,7 @@ acpi_memory_get_device(acpi_handle handle, status = acpi_get_parent(handle, &phandle); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error in acpi_get_parent\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error in acpi_get_parent\n")); return_VALUE(-EINVAL); } @@ -137,7 +134,7 @@ acpi_memory_get_device(acpi_handle handle, status = acpi_bus_get_device(phandle, &pdevice); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error in acpi_bus_get_device\n")); + "Error in acpi_bus_get_device\n")); return_VALUE(-EINVAL); } @@ -147,23 +144,21 @@ acpi_memory_get_device(acpi_handle handle, */ status = acpi_bus_add(&device, pdevice, handle, ACPI_BUS_TYPE_DEVICE); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error in acpi_bus_add\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error in acpi_bus_add\n")); return_VALUE(-EINVAL); } -end: + end: *mem_device = acpi_driver_data(device); if (!(*mem_device)) { - printk(KERN_ERR "\n driver data not found" ); + printk(KERN_ERR "\n driver data not found"); return_VALUE(-ENODEV); } return_VALUE(0); } -static int -acpi_memory_check_device(struct acpi_memory_device *mem_device) +static int acpi_memory_check_device(struct acpi_memory_device *mem_device) { unsigned long current_status; @@ -171,22 +166,21 @@ acpi_memory_check_device(struct acpi_memory_device *mem_device) /* Get device present/absent information from the _STA */ if (ACPI_FAILURE(acpi_evaluate_integer(mem_device->handle, "_STA", - NULL, ¤t_status))) + NULL, ¤t_status))) return_VALUE(-ENODEV); /* * Check for device status. Device should be * present/enabled/functioning. */ if (!((current_status & ACPI_MEMORY_STA_PRESENT) - && (current_status & ACPI_MEMORY_STA_ENABLED) - && (current_status & ACPI_MEMORY_STA_FUNCTIONAL))) + && (current_status & ACPI_MEMORY_STA_ENABLED) + && (current_status & ACPI_MEMORY_STA_FUNCTIONAL))) return_VALUE(-ENODEV); return_VALUE(0); } -static int -acpi_memory_enable_device(struct acpi_memory_device *mem_device) +static int acpi_memory_enable_device(struct acpi_memory_device *mem_device) { int result; @@ -196,7 +190,7 @@ acpi_memory_enable_device(struct acpi_memory_device *mem_device) result = acpi_memory_get_device_resources(mem_device); if (result) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "\nget_device_resources failed\n")); + "\nget_device_resources failed\n")); mem_device->state = MEMORY_INVALID_STATE; return result; } @@ -206,11 +200,9 @@ acpi_memory_enable_device(struct acpi_memory_device *mem_device) * Note: Assume that this function returns zero on success */ result = add_memory(mem_device->start_addr, - (mem_device->end_addr - mem_device->start_addr) + 1, - mem_device->read_write_attribute); + (mem_device->end_addr - mem_device->start_addr) + 1); if (result) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "\nadd_memory failed\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "\nadd_memory failed\n")); mem_device->state = MEMORY_INVALID_STATE; return result; } @@ -218,11 +210,10 @@ acpi_memory_enable_device(struct acpi_memory_device *mem_device) return result; } -static int -acpi_memory_powerdown_device(struct acpi_memory_device *mem_device) +static int acpi_memory_powerdown_device(struct acpi_memory_device *mem_device) { acpi_status status; - struct acpi_object_list arg_list; + struct acpi_object_list arg_list; union acpi_object arg; unsigned long current_status; @@ -234,16 +225,16 @@ acpi_memory_powerdown_device(struct acpi_memory_device *mem_device) arg.type = ACPI_TYPE_INTEGER; arg.integer.value = 1; status = acpi_evaluate_object(mem_device->handle, - "_EJ0", &arg_list, NULL); + "_EJ0", &arg_list, NULL); /* Return on _EJ0 failure */ if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR,"_EJ0 failed.\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "_EJ0 failed.\n")); return_VALUE(-ENODEV); } /* Evalute _STA to check if the device is disabled */ status = acpi_evaluate_integer(mem_device->handle, "_STA", - NULL, ¤t_status); + NULL, ¤t_status); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); @@ -254,8 +245,7 @@ acpi_memory_powerdown_device(struct acpi_memory_device *mem_device) return_VALUE(0); } -static int -acpi_memory_disable_device(struct acpi_memory_device *mem_device) +static int acpi_memory_disable_device(struct acpi_memory_device *mem_device) { int result; u64 start = mem_device->start_addr; @@ -268,7 +258,7 @@ acpi_memory_disable_device(struct acpi_memory_device *mem_device) * Ask the VM to offline this memory range. * Note: Assume that this function returns zero on success */ - result = remove_memory(start, len, attr); + result = remove_memory(start, len); if (result) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Hot-Remove failed.\n")); return_VALUE(result); @@ -278,7 +268,7 @@ acpi_memory_disable_device(struct acpi_memory_device *mem_device) result = acpi_memory_powerdown_device(mem_device); if (result) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Device Power Down failed.\n")); + "Device Power Down failed.\n")); /* Set the status of the device to invalid */ mem_device->state = MEMORY_INVALID_STATE; return result; @@ -288,8 +278,7 @@ acpi_memory_disable_device(struct acpi_memory_device *mem_device) return result; } -static void -acpi_memory_device_notify(acpi_handle handle, u32 event, void *data) +static void acpi_memory_device_notify(acpi_handle handle, u32 event, void *data) { struct acpi_memory_device *mem_device; struct acpi_device *device; @@ -299,37 +288,37 @@ acpi_memory_device_notify(acpi_handle handle, u32 event, void *data) switch (event) { case ACPI_NOTIFY_BUS_CHECK: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "\nReceived BUS CHECK notification for device\n")); + "\nReceived BUS CHECK notification for device\n")); /* Fall Through */ case ACPI_NOTIFY_DEVICE_CHECK: if (event == ACPI_NOTIFY_DEVICE_CHECK) ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "\nReceived DEVICE CHECK notification for device\n")); + "\nReceived DEVICE CHECK notification for device\n")); if (acpi_memory_get_device(handle, &mem_device)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error in finding driver data\n")); + "Error in finding driver data\n")); return_VOID; } if (!acpi_memory_check_device(mem_device)) { if (acpi_memory_enable_device(mem_device)) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error in acpi_memory_enable_device\n")); + "Error in acpi_memory_enable_device\n")); } break; case ACPI_NOTIFY_EJECT_REQUEST: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "\nReceived EJECT REQUEST notification for device\n")); + "\nReceived EJECT REQUEST notification for device\n")); if (acpi_bus_get_device(handle, &device)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Device doesn't exist\n")); + "Device doesn't exist\n")); break; } mem_device = acpi_driver_data(device); if (!mem_device) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Driver Data is NULL\n")); + "Driver Data is NULL\n")); break; } @@ -337,26 +326,25 @@ acpi_memory_device_notify(acpi_handle handle, u32 event, void *data) * Currently disabling memory device from kernel mode * TBD: Can also be disabled from user mode scripts * TBD: Can also be disabled by Callback registration - * with generic sysfs driver + * with generic sysfs driver */ if (acpi_memory_disable_device(mem_device)) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error in acpi_memory_disable_device\n")); + "Error in acpi_memory_disable_device\n")); /* * TBD: Invoke acpi_bus_remove to cleanup data structures */ break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Unsupported event [0x%x]\n", event)); + "Unsupported event [0x%x]\n", event)); break; } return_VOID; } -static int -acpi_memory_device_add(struct acpi_device *device) +static int acpi_memory_device_add(struct acpi_device *device) { int result; struct acpi_memory_device *mem_device = NULL; @@ -391,8 +379,7 @@ acpi_memory_device_add(struct acpi_device *device) return_VALUE(result); } -static int -acpi_memory_device_remove (struct acpi_device *device, int type) +static int acpi_memory_device_remove(struct acpi_device *device, int type) { struct acpi_memory_device *mem_device = NULL; @@ -401,7 +388,7 @@ acpi_memory_device_remove (struct acpi_device *device, int type) if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - mem_device = (struct acpi_memory_device *) acpi_driver_data(device); + mem_device = (struct acpi_memory_device *)acpi_driver_data(device); kfree(mem_device); return_VALUE(0); @@ -410,12 +397,11 @@ acpi_memory_device_remove (struct acpi_device *device, int type) /* * Helper function to check for memory device */ -static acpi_status -is_memory_device(acpi_handle handle) +static acpi_status is_memory_device(acpi_handle handle) { char *hardware_id; acpi_status status; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; struct acpi_device_info *info; ACPI_FUNCTION_TRACE("is_memory_device"); @@ -432,7 +418,7 @@ is_memory_device(acpi_handle handle) hardware_id = info->hardware_id.value; if ((hardware_id == NULL) || - (strcmp(hardware_id, ACPI_MEMORY_DEVICE_HID))) + (strcmp(hardware_id, ACPI_MEMORY_DEVICE_HID))) status = AE_ERROR; acpi_os_free(buffer.pointer); @@ -440,8 +426,8 @@ is_memory_device(acpi_handle handle) } static acpi_status -acpi_memory_register_notify_handler (acpi_handle handle, - u32 level, void *ctxt, void **retv) +acpi_memory_register_notify_handler(acpi_handle handle, + u32 level, void *ctxt, void **retv) { acpi_status status; @@ -452,10 +438,10 @@ acpi_memory_register_notify_handler (acpi_handle handle, return_ACPI_STATUS(AE_OK); /* continue */ status = acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY, - acpi_memory_device_notify, NULL); + acpi_memory_device_notify, NULL); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error installing notify handler\n")); + "Error installing notify handler\n")); return_ACPI_STATUS(AE_OK); /* continue */ } @@ -463,8 +449,8 @@ acpi_memory_register_notify_handler (acpi_handle handle, } static acpi_status -acpi_memory_deregister_notify_handler (acpi_handle handle, - u32 level, void *ctxt, void **retv) +acpi_memory_deregister_notify_handler(acpi_handle handle, + u32 level, void *ctxt, void **retv) { acpi_status status; @@ -475,18 +461,18 @@ acpi_memory_deregister_notify_handler (acpi_handle handle, return_ACPI_STATUS(AE_OK); /* continue */ status = acpi_remove_notify_handler(handle, - ACPI_SYSTEM_NOTIFY, acpi_memory_device_notify); + ACPI_SYSTEM_NOTIFY, + acpi_memory_device_notify); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error removing notify handler\n")); + "Error removing notify handler\n")); return_ACPI_STATUS(AE_OK); /* continue */ } return_ACPI_STATUS(status); } -static int __init -acpi_memory_device_init (void) +static int __init acpi_memory_device_init(void) { int result; acpi_status status; @@ -499,21 +485,20 @@ acpi_memory_device_init (void) return_VALUE(-ENODEV); status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, - acpi_memory_register_notify_handler, - NULL, NULL); + ACPI_UINT32_MAX, + acpi_memory_register_notify_handler, + NULL, NULL); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "walk_namespace failed\n")); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "walk_namespace failed\n")); acpi_bus_unregister_driver(&acpi_memory_device_driver); return_VALUE(-ENODEV); - } + } return_VALUE(0); } -static void __exit -acpi_memory_device_exit (void) +static void __exit acpi_memory_device_exit(void) { acpi_status status; @@ -524,12 +509,12 @@ acpi_memory_device_exit (void) * handles. */ status = acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, - acpi_memory_deregister_notify_handler, - NULL, NULL); + ACPI_UINT32_MAX, + acpi_memory_deregister_notify_handler, + NULL, NULL); - if (ACPI_FAILURE (status)) - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "walk_namespace failed\n")); + if (ACPI_FAILURE(status)) + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "walk_namespace failed\n")); acpi_bus_unregister_driver(&acpi_memory_device_driver); @@ -538,5 +523,3 @@ acpi_memory_device_exit (void) module_init(acpi_memory_device_init); module_exit(acpi_memory_device_exit); - - diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c index a560b1e2da77..fec895af6ae6 100644 --- a/drivers/acpi/asus_acpi.c +++ b/drivers/acpi/asus_acpi.c @@ -61,7 +61,7 @@ /* * Some events we use, same for all Asus */ -#define BR_UP 0x10 +#define BR_UP 0x10 #define BR_DOWN 0x20 /* @@ -75,7 +75,6 @@ MODULE_AUTHOR("Julien Lerouge, Karol Kozimor"); MODULE_DESCRIPTION(ACPI_HOTK_NAME); MODULE_LICENSE("GPL"); - static uid_t asus_uid; static gid_t asus_gid; module_param(asus_uid, uint, 0); @@ -83,26 +82,25 @@ MODULE_PARM_DESC(uid, "UID for entries in /proc/acpi/asus.\n"); module_param(asus_gid, uint, 0); MODULE_PARM_DESC(gid, "GID for entries in /proc/acpi/asus.\n"); - /* For each model, all features implemented, * those marked with R are relative to HOTK, A for absolute */ struct model_data { - char *name; //name of the laptop________________A - char *mt_mled; //method to handle mled_____________R - char *mled_status; //node to handle mled reading_______A - char *mt_wled; //method to handle wled_____________R - char *wled_status; //node to handle wled reading_______A - char *mt_tled; //method to handle tled_____________R - char *tled_status; //node to handle tled reading_______A - char *mt_lcd_switch; //method to turn LCD ON/OFF_________A - char *lcd_status; //node to read LCD panel state______A - char *brightness_up; //method to set brightness up_______A - char *brightness_down; //guess what ?______________________A - char *brightness_set; //method to set absolute brightness_R - char *brightness_get; //method to get absolute brightness_R - char *brightness_status; //node to get brightness____________A - char *display_set; //method to set video output________R - char *display_get; //method to get video output________R + char *name; //name of the laptop________________A + char *mt_mled; //method to handle mled_____________R + char *mled_status; //node to handle mled reading_______A + char *mt_wled; //method to handle wled_____________R + char *wled_status; //node to handle wled reading_______A + char *mt_tled; //method to handle tled_____________R + char *tled_status; //node to handle tled reading_______A + char *mt_lcd_switch; //method to turn LCD ON/OFF_________A + char *lcd_status; //node to read LCD panel state______A + char *brightness_up; //method to set brightness up_______A + char *brightness_down; //guess what ?______________________A + char *brightness_set; //method to set absolute brightness_R + char *brightness_get; //method to get absolute brightness_R + char *brightness_status; //node to get brightness____________A + char *display_set; //method to set video output________R + char *display_get; //method to get video output________R }; /* @@ -110,34 +108,34 @@ struct model_data { * about the hotk device */ struct asus_hotk { - struct acpi_device *device; //the device we are in - acpi_handle handle; //the handle of the hotk device - char status; //status of the hotk, for LEDs, ... - struct model_data *methods; //methods available on the laptop - u8 brightness; //brightness level + struct acpi_device *device; //the device we are in + acpi_handle handle; //the handle of the hotk device + char status; //status of the hotk, for LEDs, ... + struct model_data *methods; //methods available on the laptop + u8 brightness; //brightness level enum { - A1x = 0, //A1340D, A1300F - A2x, //A2500H - D1x, //D1 - L2D, //L2000D - L3C, //L3800C - L3D, //L3400D - L3H, //L3H, but also L2000E - L4R, //L4500R - L5x, //L5800C - L8L, //L8400L - M1A, //M1300A - M2E, //M2400E, L4400L - M6N, //M6800N - M6R, //M6700R - P30, //Samsung P30 - S1x, //S1300A, but also L1400B and M2400A (L84F) - S2x, //S200 (J1 reported), Victor MP-XP7210 - xxN, //M2400N, M3700N, M5200N, S1300N, S5200N, W1OOON - //(Centrino) + A1x = 0, //A1340D, A1300F + A2x, //A2500H + D1x, //D1 + L2D, //L2000D + L3C, //L3800C + L3D, //L3400D + L3H, //L3H, but also L2000E + L4R, //L4500R + L5x, //L5800C + L8L, //L8400L + M1A, //M1300A + M2E, //M2400E, L4400L + M6N, //M6800N + M6R, //M6700R + P30, //Samsung P30 + S1x, //S1300A, but also L1400B and M2400A (L84F) + S2x, //S200 (J1 reported), Victor MP-XP7210 + xxN, //M2400N, M3700N, M5200N, S1300N, S5200N, W1OOON + //(Centrino) END_MODEL - } model; //Models currently supported - u16 event_count[128]; //count for each event TODO make this better + } model; //Models currently supported + u16 event_count[128]; //count for each event TODO make this better }; /* Here we go */ @@ -150,7 +148,7 @@ struct asus_hotk { #define xxN_PREFIX "\\_SB.PCI0.SBRG.EC0." static struct model_data model_conf[END_MODEL] = { - /* + /* * Those pathnames are relative to the HOTK / ATKD device : * - mt_mled * - mt_wled @@ -165,215 +163,197 @@ static struct model_data model_conf[END_MODEL] = { */ { - .name = "A1x", - .mt_mled = "MLED", - .mled_status = "\\MAIL", - .mt_lcd_switch = A1x_PREFIX "_Q10", - .lcd_status = "\\BKLI", - .brightness_up = A1x_PREFIX "_Q0E", - .brightness_down = A1x_PREFIX "_Q0F" - }, + .name = "A1x", + .mt_mled = "MLED", + .mled_status = "\\MAIL", + .mt_lcd_switch = A1x_PREFIX "_Q10", + .lcd_status = "\\BKLI", + .brightness_up = A1x_PREFIX "_Q0E", + .brightness_down = A1x_PREFIX "_Q0F"}, { - .name = "A2x", - .mt_mled = "MLED", - .mt_wled = "WLED", - .wled_status = "\\SG66", - .mt_lcd_switch = "\\Q10", - .lcd_status = "\\BAOF", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\INFB" - }, + .name = "A2x", + .mt_mled = "MLED", + .mt_wled = "WLED", + .wled_status = "\\SG66", + .mt_lcd_switch = "\\Q10", + .lcd_status = "\\BAOF", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\INFB"}, { - .name = "D1x", - .mt_mled = "MLED", - .mt_lcd_switch = "\\Q0D", - .lcd_status = "\\GP11", - .brightness_up = "\\Q0C", - .brightness_down = "\\Q0B", - .brightness_status = "\\BLVL", - .display_set = "SDSP", - .display_get = "\\INFB" - }, + .name = "D1x", + .mt_mled = "MLED", + .mt_lcd_switch = "\\Q0D", + .lcd_status = "\\GP11", + .brightness_up = "\\Q0C", + .brightness_down = "\\Q0B", + .brightness_status = "\\BLVL", + .display_set = "SDSP", + .display_get = "\\INFB"}, { - .name = "L2D", - .mt_mled = "MLED", - .mled_status = "\\SGP6", - .mt_wled = "WLED", - .wled_status = "\\RCP3", - .mt_lcd_switch = "\\Q10", - .lcd_status = "\\SGP0", - .brightness_up = "\\Q0E", - .brightness_down = "\\Q0F", - .display_set = "SDSP", - .display_get = "\\INFB" - }, + .name = "L2D", + .mt_mled = "MLED", + .mled_status = "\\SGP6", + .mt_wled = "WLED", + .wled_status = "\\RCP3", + .mt_lcd_switch = "\\Q10", + .lcd_status = "\\SGP0", + .brightness_up = "\\Q0E", + .brightness_down = "\\Q0F", + .display_set = "SDSP", + .display_get = "\\INFB"}, { - .name = "L3C", - .mt_mled = "MLED", - .mt_wled = "WLED", - .mt_lcd_switch = L3C_PREFIX "_Q10", - .lcd_status = "\\GL32", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\_SB.PCI0.PCI1.VGAC.NMAP" - }, + .name = "L3C", + .mt_mled = "MLED", + .mt_wled = "WLED", + .mt_lcd_switch = L3C_PREFIX "_Q10", + .lcd_status = "\\GL32", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\_SB.PCI0.PCI1.VGAC.NMAP"}, { - .name = "L3D", - .mt_mled = "MLED", - .mled_status = "\\MALD", - .mt_wled = "WLED", - .mt_lcd_switch = "\\Q10", - .lcd_status = "\\BKLG", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\INFB" - }, + .name = "L3D", + .mt_mled = "MLED", + .mled_status = "\\MALD", + .mt_wled = "WLED", + .mt_lcd_switch = "\\Q10", + .lcd_status = "\\BKLG", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\INFB"}, { - .name = "L3H", - .mt_mled = "MLED", - .mt_wled = "WLED", - .mt_lcd_switch = "EHK", - .lcd_status = "\\_SB.PCI0.PM.PBC", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\INFB" - }, + .name = "L3H", + .mt_mled = "MLED", + .mt_wled = "WLED", + .mt_lcd_switch = "EHK", + .lcd_status = "\\_SB.PCI0.PM.PBC", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\INFB"}, { - .name = "L4R", - .mt_mled = "MLED", - .mt_wled = "WLED", - .wled_status = "\\_SB.PCI0.SBRG.SG13", - .mt_lcd_switch = xxN_PREFIX "_Q10", - .lcd_status = "\\_SB.PCI0.SBSM.SEO4", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\_SB.PCI0.P0P1.VGA.GETD" - }, + .name = "L4R", + .mt_mled = "MLED", + .mt_wled = "WLED", + .wled_status = "\\_SB.PCI0.SBRG.SG13", + .mt_lcd_switch = xxN_PREFIX "_Q10", + .lcd_status = "\\_SB.PCI0.SBSM.SEO4", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\_SB.PCI0.P0P1.VGA.GETD"}, { - .name = "L5x", - .mt_mled = "MLED", + .name = "L5x", + .mt_mled = "MLED", /* WLED present, but not controlled by ACPI */ - .mt_tled = "TLED", - .mt_lcd_switch = "\\Q0D", - .lcd_status = "\\BAOF", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\INFB" - }, + .mt_tled = "TLED", + .mt_lcd_switch = "\\Q0D", + .lcd_status = "\\BAOF", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\INFB"}, { - .name = "L8L" + .name = "L8L" /* No features, but at least support the hotkeys */ - }, + }, { - .name = "M1A", - .mt_mled = "MLED", - .mt_lcd_switch = M1A_PREFIX "Q10", - .lcd_status = "\\PNOF", - .brightness_up = M1A_PREFIX "Q0E", - .brightness_down = M1A_PREFIX "Q0F", - .brightness_status = "\\BRIT", - .display_set = "SDSP", - .display_get = "\\INFB" - }, + .name = "M1A", + .mt_mled = "MLED", + .mt_lcd_switch = M1A_PREFIX "Q10", + .lcd_status = "\\PNOF", + .brightness_up = M1A_PREFIX "Q0E", + .brightness_down = M1A_PREFIX "Q0F", + .brightness_status = "\\BRIT", + .display_set = "SDSP", + .display_get = "\\INFB"}, { - .name = "M2E", - .mt_mled = "MLED", - .mt_wled = "WLED", - .mt_lcd_switch = "\\Q10", - .lcd_status = "\\GP06", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\INFB" - }, + .name = "M2E", + .mt_mled = "MLED", + .mt_wled = "WLED", + .mt_lcd_switch = "\\Q10", + .lcd_status = "\\GP06", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\INFB"}, { - .name = "M6N", - .mt_mled = "MLED", - .mt_wled = "WLED", - .wled_status = "\\_SB.PCI0.SBRG.SG13", - .mt_lcd_switch = xxN_PREFIX "_Q10", - .lcd_status = "\\_SB.BKLT", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\SSTE" - }, + .name = "M6N", + .mt_mled = "MLED", + .mt_wled = "WLED", + .wled_status = "\\_SB.PCI0.SBRG.SG13", + .mt_lcd_switch = xxN_PREFIX "_Q10", + .lcd_status = "\\_SB.BKLT", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\SSTE"}, { - .name = "M6R", - .mt_mled = "MLED", - .mt_wled = "WLED", - .mt_lcd_switch = xxN_PREFIX "_Q10", - .lcd_status = "\\_SB.PCI0.SBSM.SEO4", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\SSTE" - }, - + .name = "M6R", + .mt_mled = "MLED", + .mt_wled = "WLED", + .mt_lcd_switch = xxN_PREFIX "_Q10", + .lcd_status = "\\_SB.PCI0.SBSM.SEO4", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\SSTE"}, { - .name = "P30", - .mt_wled = "WLED", - .mt_lcd_switch = P30_PREFIX "_Q0E", - .lcd_status = "\\BKLT", - .brightness_up = P30_PREFIX "_Q68", - .brightness_down = P30_PREFIX "_Q69", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\DNXT" - }, + .name = "P30", + .mt_wled = "WLED", + .mt_lcd_switch = P30_PREFIX "_Q0E", + .lcd_status = "\\BKLT", + .brightness_up = P30_PREFIX "_Q68", + .brightness_down = P30_PREFIX "_Q69", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\DNXT"}, { - .name = "S1x", - .mt_mled = "MLED", - .mled_status = "\\EMLE", - .mt_wled = "WLED", - .mt_lcd_switch = S1x_PREFIX "Q10" , - .lcd_status = "\\PNOF", - .brightness_set = "SPLV", - .brightness_get = "GPLV" - }, + .name = "S1x", + .mt_mled = "MLED", + .mled_status = "\\EMLE", + .mt_wled = "WLED", + .mt_lcd_switch = S1x_PREFIX "Q10", + .lcd_status = "\\PNOF", + .brightness_set = "SPLV", + .brightness_get = "GPLV"}, { - .name = "S2x", - .mt_mled = "MLED", - .mled_status = "\\MAIL", - .mt_lcd_switch = S2x_PREFIX "_Q10", - .lcd_status = "\\BKLI", - .brightness_up = S2x_PREFIX "_Q0B", - .brightness_down = S2x_PREFIX "_Q0A" - }, + .name = "S2x", + .mt_mled = "MLED", + .mled_status = "\\MAIL", + .mt_lcd_switch = S2x_PREFIX "_Q10", + .lcd_status = "\\BKLI", + .brightness_up = S2x_PREFIX "_Q0B", + .brightness_down = S2x_PREFIX "_Q0A"}, { - .name = "xxN", - .mt_mled = "MLED", + .name = "xxN", + .mt_mled = "MLED", /* WLED present, but not controlled by ACPI */ - .mt_lcd_switch = xxN_PREFIX "_Q10", - .lcd_status = "\\BKLT", - .brightness_set = "SPLV", - .brightness_get = "GPLV", - .display_set = "SDSP", - .display_get = "\\ADVG" - } + .mt_lcd_switch = xxN_PREFIX "_Q10", + .lcd_status = "\\BKLT", + .brightness_set = "SPLV", + .brightness_get = "GPLV", + .display_set = "SDSP", + .display_get = "\\ADVG"} }; /* procdir we use */ @@ -395,13 +375,13 @@ static struct asus_hotk *hotk; static int asus_hotk_add(struct acpi_device *device); static int asus_hotk_remove(struct acpi_device *device, int type); static struct acpi_driver asus_hotk_driver = { - .name = ACPI_HOTK_NAME, - .class = ACPI_HOTK_CLASS, - .ids = ACPI_HOTK_HID, - .ops = { - .add = asus_hotk_add, - .remove = asus_hotk_remove, - }, + .name = ACPI_HOTK_NAME, + .class = ACPI_HOTK_CLASS, + .ids = ACPI_HOTK_HID, + .ops = { + .add = asus_hotk_add, + .remove = asus_hotk_remove, + }, }; /* @@ -423,11 +403,10 @@ static int write_acpi_int(acpi_handle handle, const char *method, int val, in_obj.type = ACPI_TYPE_INTEGER; in_obj.integer.value = val; - status = acpi_evaluate_object(handle, (char *) method, ¶ms, output); + status = acpi_evaluate_object(handle, (char *)method, ¶ms, output); return (status == AE_OK); } - static int read_acpi_int(acpi_handle handle, const char *method, int *val) { struct acpi_buffer output; @@ -437,7 +416,7 @@ static int read_acpi_int(acpi_handle handle, const char *method, int *val) output.length = sizeof(out_obj); output.pointer = &out_obj; - status = acpi_evaluate_object(handle, (char *) method, NULL, &output); + status = acpi_evaluate_object(handle, (char *)method, NULL, &output); *val = out_obj.integer.value; return (status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER); } @@ -449,7 +428,7 @@ static int read_acpi_int(acpi_handle handle, const char *method, int *val) */ static int proc_read_info(char *page, char **start, off_t off, int count, int *eof, - void *data) + void *data) { int len = 0; int temp; @@ -460,7 +439,7 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof, */ len += sprintf(page, ACPI_HOTK_NAME " " ASUS_ACPI_VERSION "\n"); - len += sprintf(page + len, "Model reference : %s\n", + len += sprintf(page + len, "Model reference : %s\n", hotk->methods->name); /* * The SFUN method probably allows the original driver to get the list @@ -469,7 +448,8 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof, * The significance of others is yet to be found. */ if (read_acpi_int(hotk->handle, "SFUN", &temp)) - len += sprintf(page + len, "SFUN value : 0x%04x\n", temp); + len += + sprintf(page + len, "SFUN value : 0x%04x\n", temp); /* * Another value for userspace: the ASYM method returns 0x02 for * battery low and 0x04 for battery critical, its readings tend to be @@ -478,7 +458,8 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof, * silently ignored. */ if (read_acpi_int(hotk->handle, "ASYM", &temp)) - len += sprintf(page + len, "ASYM value : 0x%04x\n", temp); + len += + sprintf(page + len, "ASYM value : 0x%04x\n", temp); if (asus_info) { snprintf(buf, 16, "%d", asus_info->length); len += sprintf(page + len, "DSDT length : %s\n", buf); @@ -501,7 +482,6 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof, return len; } - /* * /proc handlers * We write our info in page, we begin at offset off and cannot write more @@ -510,8 +490,7 @@ proc_read_info(char *page, char **start, off_t off, int count, int *eof, */ /* Generic LED functions */ -static int -read_led(const char *ledname, int ledmask) +static int read_led(const char *ledname, int ledmask) { if (ledname) { int led_status; @@ -525,7 +504,7 @@ read_led(const char *ledname, int ledmask) return (hotk->status & ledmask) ? 1 : 0; } -static int parse_arg(const char __user *buf, unsigned long count, int *val) +static int parse_arg(const char __user * buf, unsigned long count, int *val) { char s[32]; if (!count) @@ -542,8 +521,8 @@ static int parse_arg(const char __user *buf, unsigned long count, int *val) /* FIXME: kill extraneous args so it can be called independently */ static int -write_led(const char __user *buffer, unsigned long count, - char *ledname, int ledmask, int invert) +write_led(const char __user * buffer, unsigned long count, + char *ledname, int ledmask, int invert) { int value; int led_out = 0; @@ -555,16 +534,16 @@ write_led(const char __user *buffer, unsigned long count, hotk->status = (led_out) ? (hotk->status | ledmask) : (hotk->status & ~ledmask); - if (invert) /* invert target value */ + if (invert) /* invert target value */ led_out = !led_out & 0x1; if (!write_acpi_int(hotk->handle, ledname, led_out, NULL)) - printk(KERN_WARNING "Asus ACPI: LED (%s) write failed\n", ledname); + printk(KERN_WARNING "Asus ACPI: LED (%s) write failed\n", + ledname); return count; } - /* * Proc handlers for MLED */ @@ -572,12 +551,12 @@ static int proc_read_mled(char *page, char **start, off_t off, int count, int *eof, void *data) { - return sprintf(page, "%d\n", read_led(hotk->methods->mled_status, MLED_ON)); + return sprintf(page, "%d\n", + read_led(hotk->methods->mled_status, MLED_ON)); } - static int -proc_write_mled(struct file *file, const char __user *buffer, +proc_write_mled(struct file *file, const char __user * buffer, unsigned long count, void *data) { return write_led(buffer, count, hotk->methods->mt_mled, MLED_ON, 1); @@ -590,11 +569,12 @@ static int proc_read_wled(char *page, char **start, off_t off, int count, int *eof, void *data) { - return sprintf(page, "%d\n", read_led(hotk->methods->wled_status, WLED_ON)); + return sprintf(page, "%d\n", + read_led(hotk->methods->wled_status, WLED_ON)); } static int -proc_write_wled(struct file *file, const char __user *buffer, +proc_write_wled(struct file *file, const char __user * buffer, unsigned long count, void *data) { return write_led(buffer, count, hotk->methods->mt_wled, WLED_ON, 0); @@ -607,35 +587,36 @@ static int proc_read_tled(char *page, char **start, off_t off, int count, int *eof, void *data) { - return sprintf(page, "%d\n", read_led(hotk->methods->tled_status, TLED_ON)); + return sprintf(page, "%d\n", + read_led(hotk->methods->tled_status, TLED_ON)); } static int -proc_write_tled(struct file *file, const char __user *buffer, +proc_write_tled(struct file *file, const char __user * buffer, unsigned long count, void *data) { return write_led(buffer, count, hotk->methods->mt_tled, TLED_ON, 0); } - static int get_lcd_state(void) { int lcd = 0; if (hotk->model != L3H) { - /* We don't have to check anything if we are here */ + /* We don't have to check anything if we are here */ if (!read_acpi_int(NULL, hotk->methods->lcd_status, &lcd)) - printk(KERN_WARNING "Asus ACPI: Error reading LCD status\n"); - + printk(KERN_WARNING + "Asus ACPI: Error reading LCD status\n"); + if (hotk->model == L2D) lcd = ~lcd; - } else { /* L3H and the like have to be handled differently */ + } else { /* L3H and the like have to be handled differently */ acpi_status status = 0; struct acpi_object_list input; union acpi_object mt_params[2]; struct acpi_buffer output; union acpi_object out_obj; - + input.count = 2; input.pointer = mt_params; /* Note: the following values are partly guessed up, but @@ -647,15 +628,17 @@ static int get_lcd_state(void) output.length = sizeof(out_obj); output.pointer = &out_obj; - - status = acpi_evaluate_object(NULL, hotk->methods->lcd_status, &input, &output); + + status = + acpi_evaluate_object(NULL, hotk->methods->lcd_status, + &input, &output); if (status != AE_OK) return -1; if (out_obj.type == ACPI_TYPE_INTEGER) /* That's what the AML code does */ lcd = out_obj.integer.value >> 8; } - + return (lcd & 1); } @@ -669,10 +652,13 @@ static int set_lcd_state(int value) /* switch */ if (hotk->model != L3H) { status = - acpi_evaluate_object(NULL, hotk->methods->mt_lcd_switch, + acpi_evaluate_object(NULL, + hotk->methods->mt_lcd_switch, NULL, NULL); - } else { /* L3H and the like have to be handled differently */ - if (!write_acpi_int(hotk->handle, hotk->methods->mt_lcd_switch, 0x07, NULL)) + } else { /* L3H and the like have to be handled differently */ + if (!write_acpi_int + (hotk->handle, hotk->methods->mt_lcd_switch, 0x07, + NULL)) status = AE_ERROR; /* L3H's AML executes EHK (0x07) upon Fn+F7 keypress, the exact behaviour is simulated here */ @@ -691,33 +677,33 @@ proc_read_lcd(char *page, char **start, off_t off, int count, int *eof, return sprintf(page, "%d\n", get_lcd_state()); } - static int -proc_write_lcd(struct file *file, const char __user *buffer, +proc_write_lcd(struct file *file, const char __user * buffer, unsigned long count, void *data) { int value; - + count = parse_arg(buffer, count, &value); if (count > 0) set_lcd_state(value); return count; } - static int read_brightness(void) { int value; - - if(hotk->methods->brightness_get) { /* SPLV/GPLV laptop */ - if (!read_acpi_int(hotk->handle, hotk->methods->brightness_get, + + if (hotk->methods->brightness_get) { /* SPLV/GPLV laptop */ + if (!read_acpi_int(hotk->handle, hotk->methods->brightness_get, &value)) - printk(KERN_WARNING "Asus ACPI: Error reading brightness\n"); - } else if (hotk->methods->brightness_status) { /* For D1 for example */ - if (!read_acpi_int(NULL, hotk->methods->brightness_status, + printk(KERN_WARNING + "Asus ACPI: Error reading brightness\n"); + } else if (hotk->methods->brightness_status) { /* For D1 for example */ + if (!read_acpi_int(NULL, hotk->methods->brightness_status, &value)) - printk(KERN_WARNING "Asus ACPI: Error reading brightness\n"); - } else /* No GPLV method */ + printk(KERN_WARNING + "Asus ACPI: Error reading brightness\n"); + } else /* No GPLV method */ value = hotk->brightness; return value; } @@ -730,23 +716,25 @@ static void set_brightness(int value) acpi_status status = 0; /* SPLV laptop */ - if(hotk->methods->brightness_set) { - if (!write_acpi_int(hotk->handle, hotk->methods->brightness_set, + if (hotk->methods->brightness_set) { + if (!write_acpi_int(hotk->handle, hotk->methods->brightness_set, value, NULL)) - printk(KERN_WARNING "Asus ACPI: Error changing brightness\n"); + printk(KERN_WARNING + "Asus ACPI: Error changing brightness\n"); return; } /* No SPLV method if we are here, act as appropriate */ value -= read_brightness(); while (value != 0) { - status = acpi_evaluate_object(NULL, (value > 0) ? - hotk->methods->brightness_up : + status = acpi_evaluate_object(NULL, (value > 0) ? + hotk->methods->brightness_up : hotk->methods->brightness_down, NULL, NULL); (value > 0) ? value-- : value++; if (ACPI_FAILURE(status)) - printk(KERN_WARNING "Asus ACPI: Error changing brightness\n"); + printk(KERN_WARNING + "Asus ACPI: Error changing brightness\n"); } return; } @@ -759,7 +747,7 @@ proc_read_brn(char *page, char **start, off_t off, int count, int *eof, } static int -proc_write_brn(struct file *file, const char __user *buffer, +proc_write_brn(struct file *file, const char __user * buffer, unsigned long count, void *data) { int value; @@ -767,7 +755,7 @@ proc_write_brn(struct file *file, const char __user *buffer, count = parse_arg(buffer, count, &value); if (count > 0) { value = (0 < value) ? ((15 < value) ? 15 : value) : 0; - /* 0 <= value <= 15 */ + /* 0 <= value <= 15 */ set_brightness(value); } else if (count < 0) { printk(KERN_WARNING "Asus ACPI: Error reading user input\n"); @@ -779,7 +767,7 @@ proc_write_brn(struct file *file, const char __user *buffer, static void set_display(int value) { /* no sanity check needed for now */ - if (!write_acpi_int(hotk->handle, hotk->methods->display_set, + if (!write_acpi_int(hotk->handle, hotk->methods->display_set, value, NULL)) printk(KERN_WARNING "Asus ACPI: Error setting display\n"); return; @@ -791,13 +779,14 @@ static void set_display(int value) */ static int proc_read_disp(char *page, char **start, off_t off, int count, int *eof, - void *data) + void *data) { int value = 0; - + if (!read_acpi_int(hotk->handle, hotk->methods->display_get, &value)) - printk(KERN_WARNING "Asus ACPI: Error reading display status\n"); - value &= 0x07; /* needed for some models, shouldn't hurt others */ + printk(KERN_WARNING + "Asus ACPI: Error reading display status\n"); + value &= 0x07; /* needed for some models, shouldn't hurt others */ return sprintf(page, "%d\n", value); } @@ -808,8 +797,8 @@ proc_read_disp(char *page, char **start, off_t off, int count, int *eof, * simultaneously, so be warned. See the acpi4asus README for more info. */ static int -proc_write_disp(struct file *file, const char __user *buffer, - unsigned long count, void *data) +proc_write_disp(struct file *file, const char __user * buffer, + unsigned long count, void *data) { int value; @@ -822,19 +811,19 @@ proc_write_disp(struct file *file, const char __user *buffer, return count; } - -typedef int (proc_readfunc)(char *page, char **start, off_t off, int count, - int *eof, void *data); -typedef int (proc_writefunc)(struct file *file, const char __user *buffer, - unsigned long count, void *data); +typedef int (proc_readfunc) (char *page, char **start, off_t off, int count, + int *eof, void *data); +typedef int (proc_writefunc) (struct file * file, const char __user * buffer, + unsigned long count, void *data); static int -__init asus_proc_add(char *name, proc_writefunc *writefunc, - proc_readfunc *readfunc, mode_t mode, - struct acpi_device *device) +__init asus_proc_add(char *name, proc_writefunc * writefunc, + proc_readfunc * readfunc, mode_t mode, + struct acpi_device *device) { - struct proc_dir_entry *proc = create_proc_entry(name, mode, acpi_device_dir(device)); - if(!proc) { + struct proc_dir_entry *proc = + create_proc_entry(name, mode, acpi_device_dir(device)); + if (!proc) { printk(KERN_WARNING " Unable to create %s fs entry\n", name); return -1; } @@ -851,14 +840,14 @@ static int __init asus_hotk_add_fs(struct acpi_device *device) { struct proc_dir_entry *proc; mode_t mode; - + /* * If parameter uid or gid is not changed, keep the default setting for * our proc entries (-rw-rw-rw-) else, it means we care about security, * and then set to -rw-rw---- */ - if ((asus_uid == 0) && (asus_gid == 0)){ + if ((asus_uid == 0) && (asus_gid == 0)) { mode = S_IFREG | S_IRUGO | S_IWUGO; } else { mode = S_IFREG | S_IRUSR | S_IRGRP | S_IWUSR | S_IWGRP; @@ -881,15 +870,18 @@ static int __init asus_hotk_add_fs(struct acpi_device *device) } if (hotk->methods->mt_wled) { - asus_proc_add(PROC_WLED, &proc_write_wled, &proc_read_wled, mode, device); + asus_proc_add(PROC_WLED, &proc_write_wled, &proc_read_wled, + mode, device); } if (hotk->methods->mt_mled) { - asus_proc_add(PROC_MLED, &proc_write_mled, &proc_read_mled, mode, device); + asus_proc_add(PROC_MLED, &proc_write_mled, &proc_read_mled, + mode, device); } if (hotk->methods->mt_tled) { - asus_proc_add(PROC_TLED, &proc_write_tled, &proc_read_tled, mode, device); + asus_proc_add(PROC_TLED, &proc_write_tled, &proc_read_tled, + mode, device); } /* @@ -897,35 +889,40 @@ static int __init asus_hotk_add_fs(struct acpi_device *device) * from keyboard */ if (hotk->methods->mt_lcd_switch && hotk->methods->lcd_status) { - asus_proc_add(PROC_LCD, &proc_write_lcd, &proc_read_lcd, mode, device); + asus_proc_add(PROC_LCD, &proc_write_lcd, &proc_read_lcd, mode, + device); } - + if ((hotk->methods->brightness_up && hotk->methods->brightness_down) || (hotk->methods->brightness_get && hotk->methods->brightness_set)) { - asus_proc_add(PROC_BRN, &proc_write_brn, &proc_read_brn, mode, device); + asus_proc_add(PROC_BRN, &proc_write_brn, &proc_read_brn, mode, + device); } if (hotk->methods->display_set) { - asus_proc_add(PROC_DISP, &proc_write_disp, &proc_read_disp, mode, device); + asus_proc_add(PROC_DISP, &proc_write_disp, &proc_read_disp, + mode, device); } return 0; } -static int asus_hotk_remove_fs(struct acpi_device* device) +static int asus_hotk_remove_fs(struct acpi_device *device) { - if(acpi_device_dir(device)) { - remove_proc_entry(PROC_INFO,acpi_device_dir(device)); + if (acpi_device_dir(device)) { + remove_proc_entry(PROC_INFO, acpi_device_dir(device)); if (hotk->methods->mt_wled) - remove_proc_entry(PROC_WLED,acpi_device_dir(device)); + remove_proc_entry(PROC_WLED, acpi_device_dir(device)); if (hotk->methods->mt_mled) - remove_proc_entry(PROC_MLED,acpi_device_dir(device)); + remove_proc_entry(PROC_MLED, acpi_device_dir(device)); if (hotk->methods->mt_tled) - remove_proc_entry(PROC_TLED,acpi_device_dir(device)); + remove_proc_entry(PROC_TLED, acpi_device_dir(device)); if (hotk->methods->mt_lcd_switch && hotk->methods->lcd_status) remove_proc_entry(PROC_LCD, acpi_device_dir(device)); - if ((hotk->methods->brightness_up && hotk->methods->brightness_down) || - (hotk->methods->brightness_get && hotk->methods->brightness_set)) + if ((hotk->methods->brightness_up + && hotk->methods->brightness_down) + || (hotk->methods->brightness_get + && hotk->methods->brightness_set)) remove_proc_entry(PROC_BRN, acpi_device_dir(device)); if (hotk->methods->display_set) remove_proc_entry(PROC_DISP, acpi_device_dir(device)); @@ -933,16 +930,15 @@ static int asus_hotk_remove_fs(struct acpi_device* device) return 0; } - static void asus_hotk_notify(acpi_handle handle, u32 event, void *data) { - /* TODO Find a better way to handle events count.*/ + /* TODO Find a better way to handle events count. */ if (!hotk) return; if ((event & ~((u32) BR_UP)) < 16) { hotk->brightness = (event & ~((u32) BR_UP)); - } else if ((event & ~((u32) BR_DOWN)) < 16 ) { + } else if ((event & ~((u32) BR_DOWN)) < 16) { hotk->brightness = (event & ~((u32) BR_DOWN)); } @@ -976,7 +972,7 @@ static int __init asus_hotk_get_info(void) if (ACPI_FAILURE(status)) printk(KERN_WARNING " Couldn't get the DSDT table header\n"); else - asus_info = (struct acpi_table_header *) dsdt.pointer; + asus_info = (struct acpi_table_header *)dsdt.pointer; /* We have to write 0 on init this far for all ASUS models */ if (!write_acpi_int(hotk->handle, "INIT", 0, &buffer)) { @@ -988,15 +984,17 @@ static int __init asus_hotk_get_info(void) if (!read_acpi_int(hotk->handle, "BSTS", &bsts_result)) printk(KERN_WARNING " Error calling BSTS\n"); else if (bsts_result) - printk(KERN_NOTICE " BSTS called, 0x%02x returned\n", bsts_result); + printk(KERN_NOTICE " BSTS called, 0x%02x returned\n", + bsts_result); /* Samsung P30 has a device with a valid _HID whose INIT does not * return anything. Catch this one and any similar here */ if (buffer.pointer == NULL) { - if (asus_info && /* Samsung P30 */ + if (asus_info && /* Samsung P30 */ strncmp(asus_info->oem_table_id, "ODEM", 4) == 0) { hotk->model = P30; - printk(KERN_NOTICE " Samsung P30 detected, supported\n"); + printk(KERN_NOTICE + " Samsung P30 detected, supported\n"); } else { hotk->model = M2E; printk(KERN_WARNING " no string returned by INIT\n"); @@ -1006,10 +1004,11 @@ static int __init asus_hotk_get_info(void) hotk->methods = &model_conf[hotk->model]; return AE_OK; } - - model = (union acpi_object *) buffer.pointer; + + model = (union acpi_object *)buffer.pointer; if (model->type == ACPI_TYPE_STRING) { - printk(KERN_NOTICE " %s model detected, ", model->string.pointer); + printk(KERN_NOTICE " %s model detected, ", + model->string.pointer); } hotk->model = END_MODEL; @@ -1035,7 +1034,7 @@ static int __init asus_hotk_get_info(void) strncmp(model->string.pointer, "M6N", 3) == 0 || strncmp(model->string.pointer, "S1N", 3) == 0 || strncmp(model->string.pointer, "S5N", 3) == 0 || - strncmp(model->string.pointer, "W1N", 3) == 0) + strncmp(model->string.pointer, "W1N", 3) == 0) hotk->model = xxN; else if (strncmp(model->string.pointer, "M1", 2) == 0) hotk->model = M1A; @@ -1069,21 +1068,21 @@ static int __init asus_hotk_get_info(void) /* Sort of per-model blacklist */ if (strncmp(model->string.pointer, "L2B", 3) == 0) - hotk->methods->lcd_status = NULL; + hotk->methods->lcd_status = NULL; /* L2B is similar enough to L3C to use its settings, with this only exception */ else if (strncmp(model->string.pointer, "S5N", 3) == 0 || strncmp(model->string.pointer, "M5N", 3) == 0) - hotk->methods->mt_mled = NULL; + hotk->methods->mt_mled = NULL; /* S5N and M5N have no MLED */ else if (strncmp(model->string.pointer, "M2N", 3) == 0 || strncmp(model->string.pointer, "W1N", 3) == 0) - hotk->methods->mt_wled = "WLED"; + hotk->methods->mt_wled = "WLED"; /* M2N and W1N have a usable WLED */ else if (asus_info) { if (strncmp(asus_info->oem_table_id, "L1", 2) == 0) hotk->methods->mled_status = NULL; - /* S1300A reports L84F, but L1400B too, account for that */ + /* S1300A reports L84F, but L1400B too, account for that */ } acpi_os_free(model); @@ -1091,7 +1090,6 @@ static int __init asus_hotk_get_info(void) return AE_OK; } - static int __init asus_hotk_check(void) { int result = 0; @@ -1110,7 +1108,6 @@ static int __init asus_hotk_check(void) return result; } - static int __init asus_hotk_add(struct acpi_device *device) { acpi_status status = AE_OK; @@ -1123,7 +1120,7 @@ static int __init asus_hotk_add(struct acpi_device *device) ASUS_ACPI_VERSION); hotk = - (struct asus_hotk *) kmalloc(sizeof(struct asus_hotk), GFP_KERNEL); + (struct asus_hotk *)kmalloc(sizeof(struct asus_hotk), GFP_KERNEL); if (!hotk) return -ENOMEM; memset(hotk, 0, sizeof(struct asus_hotk)); @@ -1134,7 +1131,6 @@ static int __init asus_hotk_add(struct acpi_device *device) acpi_driver_data(device) = hotk; hotk->device = device; - result = asus_hotk_check(); if (result) goto end; @@ -1153,17 +1149,22 @@ static int __init asus_hotk_add(struct acpi_device *device) printk(KERN_ERR " Error installing notify handler\n"); /* For laptops without GPLV: init the hotk->brightness value */ - if ((!hotk->methods->brightness_get) && (!hotk->methods->brightness_status) && - (hotk->methods->brightness_up && hotk->methods->brightness_down)) { - status = acpi_evaluate_object(NULL, hotk->methods->brightness_down, - NULL, NULL); + if ((!hotk->methods->brightness_get) + && (!hotk->methods->brightness_status) + && (hotk->methods->brightness_up + && hotk->methods->brightness_down)) { + status = + acpi_evaluate_object(NULL, hotk->methods->brightness_down, + NULL, NULL); if (ACPI_FAILURE(status)) printk(KERN_WARNING " Error changing brightness\n"); else { - status = acpi_evaluate_object(NULL, hotk->methods->brightness_up, - NULL, NULL); + status = + acpi_evaluate_object(NULL, + hotk->methods->brightness_up, + NULL, NULL); if (ACPI_FAILURE(status)) - printk(KERN_WARNING " Strange, error changing" + printk(KERN_WARNING " Strange, error changing" " brightness\n"); } } @@ -1176,7 +1177,6 @@ static int __init asus_hotk_add(struct acpi_device *device) return result; } - static int asus_hotk_remove(struct acpi_device *device, int type) { acpi_status status = 0; @@ -1196,7 +1196,6 @@ static int asus_hotk_remove(struct acpi_device *device, int type) return 0; } - static int __init asus_acpi_init(void) { int result; @@ -1204,9 +1203,9 @@ static int __init asus_acpi_init(void) if (acpi_disabled) return -ENODEV; - if (!acpi_specific_hotkey_enabled){ + if (!acpi_specific_hotkey_enabled) { printk(KERN_ERR "Using generic hotkey driver\n"); - return -ENODEV; + return -ENODEV; } asus_proc_dir = proc_mkdir(PROC_ASUS, acpi_root_dir); if (!asus_proc_dir) { @@ -1225,7 +1224,6 @@ static int __init asus_acpi_init(void) return 0; } - static void __exit asus_acpi_exit(void) { acpi_bus_unregister_driver(&asus_hotk_driver); diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index c55feca9b7d5..702e857e98c5 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -34,7 +34,6 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define ACPI_BATTERY_VALUE_UNKNOWN 0xFFFFFFFF #define ACPI_BATTERY_FORMAT_BIF "NNNNNNNNNSSSS" @@ -53,87 +52,85 @@ #define ACPI_BATTERY_UNITS_WATTS "mW" #define ACPI_BATTERY_UNITS_AMPS "mA" - #define _COMPONENT ACPI_BATTERY_COMPONENT -ACPI_MODULE_NAME ("acpi_battery") +ACPI_MODULE_NAME("acpi_battery") -MODULE_AUTHOR("Paul Diefenbaugh"); + MODULE_AUTHOR("Paul Diefenbaugh"); MODULE_DESCRIPTION(ACPI_BATTERY_DRIVER_NAME); MODULE_LICENSE("GPL"); -static int acpi_battery_add (struct acpi_device *device); -static int acpi_battery_remove (struct acpi_device *device, int type); +static int acpi_battery_add(struct acpi_device *device); +static int acpi_battery_remove(struct acpi_device *device, int type); static struct acpi_driver acpi_battery_driver = { - .name = ACPI_BATTERY_DRIVER_NAME, - .class = ACPI_BATTERY_CLASS, - .ids = ACPI_BATTERY_HID, - .ops = { - .add = acpi_battery_add, - .remove = acpi_battery_remove, - }, + .name = ACPI_BATTERY_DRIVER_NAME, + .class = ACPI_BATTERY_CLASS, + .ids = ACPI_BATTERY_HID, + .ops = { + .add = acpi_battery_add, + .remove = acpi_battery_remove, + }, }; struct acpi_battery_status { - acpi_integer state; - acpi_integer present_rate; - acpi_integer remaining_capacity; - acpi_integer present_voltage; + acpi_integer state; + acpi_integer present_rate; + acpi_integer remaining_capacity; + acpi_integer present_voltage; }; struct acpi_battery_info { - acpi_integer power_unit; - acpi_integer design_capacity; - acpi_integer last_full_capacity; - acpi_integer battery_technology; - acpi_integer design_voltage; - acpi_integer design_capacity_warning; - acpi_integer design_capacity_low; - acpi_integer battery_capacity_granularity_1; - acpi_integer battery_capacity_granularity_2; - acpi_string model_number; - acpi_string serial_number; - acpi_string battery_type; - acpi_string oem_info; + acpi_integer power_unit; + acpi_integer design_capacity; + acpi_integer last_full_capacity; + acpi_integer battery_technology; + acpi_integer design_voltage; + acpi_integer design_capacity_warning; + acpi_integer design_capacity_low; + acpi_integer battery_capacity_granularity_1; + acpi_integer battery_capacity_granularity_2; + acpi_string model_number; + acpi_string serial_number; + acpi_string battery_type; + acpi_string oem_info; }; struct acpi_battery_flags { - u8 present:1; /* Bay occupied? */ - u8 power_unit:1; /* 0=watts, 1=apms */ - u8 alarm:1; /* _BTP present? */ - u8 reserved:5; + u8 present:1; /* Bay occupied? */ + u8 power_unit:1; /* 0=watts, 1=apms */ + u8 alarm:1; /* _BTP present? */ + u8 reserved:5; }; struct acpi_battery_trips { - unsigned long warning; - unsigned long low; + unsigned long warning; + unsigned long low; }; struct acpi_battery { - acpi_handle handle; + acpi_handle handle; struct acpi_battery_flags flags; struct acpi_battery_trips trips; - unsigned long alarm; + unsigned long alarm; struct acpi_battery_info *info; }; - /* -------------------------------------------------------------------------- Battery Management -------------------------------------------------------------------------- */ static int -acpi_battery_get_info ( - struct acpi_battery *battery, - struct acpi_battery_info **bif) +acpi_battery_get_info(struct acpi_battery *battery, + struct acpi_battery_info **bif) { - int result = 0; - acpi_status status = 0; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - struct acpi_buffer format = {sizeof(ACPI_BATTERY_FORMAT_BIF), - ACPI_BATTERY_FORMAT_BIF}; - struct acpi_buffer data = {0, NULL}; - union acpi_object *package = NULL; + int result = 0; + acpi_status status = 0; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_buffer format = { sizeof(ACPI_BATTERY_FORMAT_BIF), + ACPI_BATTERY_FORMAT_BIF + }; + struct acpi_buffer data = { 0, NULL }; + union acpi_object *package = NULL; ACPI_FUNCTION_TRACE("acpi_battery_get_info"); @@ -148,7 +145,7 @@ acpi_battery_get_info ( return_VALUE(-ENODEV); } - package = (union acpi_object *) buffer.pointer; + package = (union acpi_object *)buffer.pointer; /* Extract Package Data */ @@ -174,27 +171,27 @@ acpi_battery_get_info ( goto end; } -end: + end: acpi_os_free(buffer.pointer); if (!result) - (*bif) = (struct acpi_battery_info *) data.pointer; + (*bif) = (struct acpi_battery_info *)data.pointer; return_VALUE(result); } static int -acpi_battery_get_status ( - struct acpi_battery *battery, - struct acpi_battery_status **bst) +acpi_battery_get_status(struct acpi_battery *battery, + struct acpi_battery_status **bst) { - int result = 0; - acpi_status status = 0; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - struct acpi_buffer format = {sizeof(ACPI_BATTERY_FORMAT_BST), - ACPI_BATTERY_FORMAT_BST}; - struct acpi_buffer data = {0, NULL}; - union acpi_object *package = NULL; + int result = 0; + acpi_status status = 0; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_buffer format = { sizeof(ACPI_BATTERY_FORMAT_BST), + ACPI_BATTERY_FORMAT_BST + }; + struct acpi_buffer data = { 0, NULL }; + union acpi_object *package = NULL; ACPI_FUNCTION_TRACE("acpi_battery_get_status"); @@ -209,7 +206,7 @@ acpi_battery_get_status ( return_VALUE(-ENODEV); } - package = (union acpi_object *) buffer.pointer; + package = (union acpi_object *)buffer.pointer; /* Extract Package Data */ @@ -235,24 +232,21 @@ acpi_battery_get_status ( goto end; } -end: + end: acpi_os_free(buffer.pointer); if (!result) - (*bst) = (struct acpi_battery_status *) data.pointer; + (*bst) = (struct acpi_battery_status *)data.pointer; return_VALUE(result); } - static int -acpi_battery_set_alarm ( - struct acpi_battery *battery, - unsigned long alarm) +acpi_battery_set_alarm(struct acpi_battery *battery, unsigned long alarm) { - acpi_status status = 0; - union acpi_object arg0 = {ACPI_TYPE_INTEGER}; - struct acpi_object_list arg_list = {1, &arg0}; + acpi_status status = 0; + union acpi_object arg0 = { ACPI_TYPE_INTEGER }; + struct acpi_object_list arg_list = { 1, &arg0 }; ACPI_FUNCTION_TRACE("acpi_battery_set_alarm"); @@ -275,19 +269,16 @@ acpi_battery_set_alarm ( return_VALUE(0); } - -static int -acpi_battery_check ( - struct acpi_battery *battery) +static int acpi_battery_check(struct acpi_battery *battery) { - int result = 0; - acpi_status status = AE_OK; - acpi_handle handle = NULL; - struct acpi_device *device = NULL; + int result = 0; + acpi_status status = AE_OK; + acpi_handle handle = NULL; + struct acpi_device *device = NULL; struct acpi_battery_info *bif = NULL; ACPI_FUNCTION_TRACE("acpi_battery_check"); - + if (!battery) return_VALUE(-EINVAL); @@ -336,18 +327,17 @@ acpi_battery_check ( return_VALUE(result); } - /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ -static struct proc_dir_entry *acpi_battery_dir; +static struct proc_dir_entry *acpi_battery_dir; static int acpi_battery_read_info(struct seq_file *seq, void *offset) { - int result = 0; - struct acpi_battery *battery = (struct acpi_battery *) seq->private; + int result = 0; + struct acpi_battery *battery = (struct acpi_battery *)seq->private; struct acpi_battery_info *bif = NULL; - char *units = "?"; + char *units = "?"; ACPI_FUNCTION_TRACE("acpi_battery_read_info"); @@ -369,19 +359,21 @@ static int acpi_battery_read_info(struct seq_file *seq, void *offset) goto end; } - units = bif->power_unit ? ACPI_BATTERY_UNITS_AMPS : ACPI_BATTERY_UNITS_WATTS; - + units = + bif-> + power_unit ? ACPI_BATTERY_UNITS_AMPS : ACPI_BATTERY_UNITS_WATTS; + if (bif->design_capacity == ACPI_BATTERY_VALUE_UNKNOWN) seq_printf(seq, "design capacity: unknown\n"); else seq_printf(seq, "design capacity: %d %sh\n", - (u32) bif->design_capacity, units); + (u32) bif->design_capacity, units); if (bif->last_full_capacity == ACPI_BATTERY_VALUE_UNKNOWN) seq_printf(seq, "last full capacity: unknown\n"); else seq_printf(seq, "last full capacity: %d %sh\n", - (u32) bif->last_full_capacity, units); + (u32) bif->last_full_capacity, units); switch ((u32) bif->battery_technology) { case 0: @@ -399,26 +391,22 @@ static int acpi_battery_read_info(struct seq_file *seq, void *offset) seq_printf(seq, "design voltage: unknown\n"); else seq_printf(seq, "design voltage: %d mV\n", - (u32) bif->design_voltage); - + (u32) bif->design_voltage); + seq_printf(seq, "design capacity warning: %d %sh\n", - (u32) bif->design_capacity_warning, units); + (u32) bif->design_capacity_warning, units); seq_printf(seq, "design capacity low: %d %sh\n", - (u32) bif->design_capacity_low, units); + (u32) bif->design_capacity_low, units); seq_printf(seq, "capacity granularity 1: %d %sh\n", - (u32) bif->battery_capacity_granularity_1, units); + (u32) bif->battery_capacity_granularity_1, units); seq_printf(seq, "capacity granularity 2: %d %sh\n", - (u32) bif->battery_capacity_granularity_2, units); - seq_printf(seq, "model number: %s\n", - bif->model_number); - seq_printf(seq, "serial number: %s\n", - bif->serial_number); - seq_printf(seq, "battery type: %s\n", - bif->battery_type); - seq_printf(seq, "OEM info: %s\n", - bif->oem_info); - -end: + (u32) bif->battery_capacity_granularity_2, units); + seq_printf(seq, "model number: %s\n", bif->model_number); + seq_printf(seq, "serial number: %s\n", bif->serial_number); + seq_printf(seq, "battery type: %s\n", bif->battery_type); + seq_printf(seq, "OEM info: %s\n", bif->oem_info); + + end: kfree(bif); return_VALUE(0); @@ -429,14 +417,12 @@ static int acpi_battery_info_open_fs(struct inode *inode, struct file *file) return single_open(file, acpi_battery_read_info, PDE(inode)->data); } - -static int -acpi_battery_read_state (struct seq_file *seq, void *offset) +static int acpi_battery_read_state(struct seq_file *seq, void *offset) { - int result = 0; - struct acpi_battery *battery = (struct acpi_battery *) seq->private; + int result = 0; + struct acpi_battery *battery = (struct acpi_battery *)seq->private; struct acpi_battery_status *bst = NULL; - char *units = "?"; + char *units = "?"; ACPI_FUNCTION_TRACE("acpi_battery_read_state"); @@ -452,7 +438,9 @@ acpi_battery_read_state (struct seq_file *seq, void *offset) /* Battery Units */ - units = battery->flags.power_unit ? ACPI_BATTERY_UNITS_AMPS : ACPI_BATTERY_UNITS_WATTS; + units = + battery->flags. + power_unit ? ACPI_BATTERY_UNITS_AMPS : ACPI_BATTERY_UNITS_WATTS; /* Battery Status (_BST) */ @@ -467,12 +455,12 @@ acpi_battery_read_state (struct seq_file *seq, void *offset) else seq_printf(seq, "capacity state: critical\n"); - if ((bst->state & 0x01) && (bst->state & 0x02)){ - seq_printf(seq, "charging state: charging/discharging\n"); - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Battery Charging and Discharging?\n")); - } - else if (bst->state & 0x01) + if ((bst->state & 0x01) && (bst->state & 0x02)) { + seq_printf(seq, + "charging state: charging/discharging\n"); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Battery Charging and Discharging?\n")); + } else if (bst->state & 0x01) seq_printf(seq, "charging state: discharging\n"); else if (bst->state & 0x02) seq_printf(seq, "charging state: charging\n"); @@ -484,21 +472,21 @@ acpi_battery_read_state (struct seq_file *seq, void *offset) seq_printf(seq, "present rate: unknown\n"); else seq_printf(seq, "present rate: %d %s\n", - (u32) bst->present_rate, units); + (u32) bst->present_rate, units); if (bst->remaining_capacity == ACPI_BATTERY_VALUE_UNKNOWN) seq_printf(seq, "remaining capacity: unknown\n"); else seq_printf(seq, "remaining capacity: %d %sh\n", - (u32) bst->remaining_capacity, units); + (u32) bst->remaining_capacity, units); if (bst->present_voltage == ACPI_BATTERY_VALUE_UNKNOWN) seq_printf(seq, "present voltage: unknown\n"); else seq_printf(seq, "present voltage: %d mV\n", - (u32) bst->present_voltage); + (u32) bst->present_voltage); -end: + end: kfree(bst); return_VALUE(0); @@ -509,12 +497,10 @@ static int acpi_battery_state_open_fs(struct inode *inode, struct file *file) return single_open(file, acpi_battery_read_state, PDE(inode)->data); } - -static int -acpi_battery_read_alarm (struct seq_file *seq, void *offset) +static int acpi_battery_read_alarm(struct seq_file *seq, void *offset) { - struct acpi_battery *battery = (struct acpi_battery *) seq->private; - char *units = "?"; + struct acpi_battery *battery = (struct acpi_battery *)seq->private; + char *units = "?"; ACPI_FUNCTION_TRACE("acpi_battery_read_alarm"); @@ -527,8 +513,10 @@ acpi_battery_read_alarm (struct seq_file *seq, void *offset) } /* Battery Units */ - - units = battery->flags.power_unit ? ACPI_BATTERY_UNITS_AMPS : ACPI_BATTERY_UNITS_WATTS; + + units = + battery->flags. + power_unit ? ACPI_BATTERY_UNITS_AMPS : ACPI_BATTERY_UNITS_WATTS; /* Battery Alarm */ @@ -538,22 +526,19 @@ acpi_battery_read_alarm (struct seq_file *seq, void *offset) else seq_printf(seq, "%d %sh\n", (u32) battery->alarm, units); -end: + end: return_VALUE(0); } - static ssize_t -acpi_battery_write_alarm ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *ppos) +acpi_battery_write_alarm(struct file *file, + const char __user * buffer, + size_t count, loff_t * ppos) { - int result = 0; - char alarm_string[12] = {'\0'}; - struct seq_file *m = (struct seq_file *)file->private_data; - struct acpi_battery *battery = (struct acpi_battery *)m->private; + int result = 0; + char alarm_string[12] = { '\0' }; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_battery *battery = (struct acpi_battery *)m->private; ACPI_FUNCTION_TRACE("acpi_battery_write_alarm"); @@ -565,11 +550,11 @@ acpi_battery_write_alarm ( if (copy_from_user(alarm_string, buffer, count)) return_VALUE(-EFAULT); - + alarm_string[count] = '\0'; - result = acpi_battery_set_alarm(battery, - simple_strtoul(alarm_string, NULL, 0)); + result = acpi_battery_set_alarm(battery, + simple_strtoul(alarm_string, NULL, 0)); if (result) return_VALUE(result); @@ -582,41 +567,39 @@ static int acpi_battery_alarm_open_fs(struct inode *inode, struct file *file) } static struct file_operations acpi_battery_info_ops = { - .open = acpi_battery_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_battery_info_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, .owner = THIS_MODULE, }; static struct file_operations acpi_battery_state_ops = { - .open = acpi_battery_state_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_battery_state_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, .owner = THIS_MODULE, }; static struct file_operations acpi_battery_alarm_ops = { - .open = acpi_battery_alarm_open_fs, - .read = seq_read, - .write = acpi_battery_write_alarm, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_battery_alarm_open_fs, + .read = seq_read, + .write = acpi_battery_write_alarm, + .llseek = seq_lseek, + .release = single_release, .owner = THIS_MODULE, }; -static int -acpi_battery_add_fs ( - struct acpi_device *device) +static int acpi_battery_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; + struct proc_dir_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_battery_add_fs"); if (!acpi_device_dir(device)) { acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_battery_dir); + acpi_battery_dir); if (!acpi_device_dir(device)) return_VALUE(-ENODEV); acpi_device_dir(device)->owner = THIS_MODULE; @@ -624,24 +607,24 @@ acpi_battery_add_fs ( /* 'info' [R] */ entry = create_proc_entry(ACPI_BATTERY_FILE_INFO, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_BATTERY_FILE_INFO)); + "Unable to create '%s' fs entry\n", + ACPI_BATTERY_FILE_INFO)); else { - entry->proc_fops = &acpi_battery_info_ops; + entry->proc_fops = &acpi_battery_info_ops; entry->data = acpi_driver_data(device); entry->owner = THIS_MODULE; } /* 'status' [R] */ entry = create_proc_entry(ACPI_BATTERY_FILE_STATUS, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_BATTERY_FILE_STATUS)); + "Unable to create '%s' fs entry\n", + ACPI_BATTERY_FILE_STATUS)); else { entry->proc_fops = &acpi_battery_state_ops; entry->data = acpi_driver_data(device); @@ -650,11 +633,12 @@ acpi_battery_add_fs ( /* 'alarm' [R/W] */ entry = create_proc_entry(ACPI_BATTERY_FILE_ALARM, - S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_BATTERY_FILE_ALARM)); + "Unable to create '%s' fs entry\n", + ACPI_BATTERY_FILE_ALARM)); else { entry->proc_fops = &acpi_battery_alarm_ops; entry->data = acpi_driver_data(device); @@ -664,10 +648,7 @@ acpi_battery_add_fs ( return_VALUE(0); } - -static int -acpi_battery_remove_fs ( - struct acpi_device *device) +static int acpi_battery_remove_fs(struct acpi_device *device) { ACPI_FUNCTION_TRACE("acpi_battery_remove_fs"); @@ -686,19 +667,14 @@ acpi_battery_remove_fs ( return_VALUE(0); } - /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ -static void -acpi_battery_notify ( - acpi_handle handle, - u32 event, - void *data) +static void acpi_battery_notify(acpi_handle handle, u32 event, void *data) { - struct acpi_battery *battery = (struct acpi_battery *) data; - struct acpi_device *device = NULL; + struct acpi_battery *battery = (struct acpi_battery *)data; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_battery_notify"); @@ -716,24 +692,21 @@ acpi_battery_notify ( break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Unsupported event [0x%x]\n", event)); + "Unsupported event [0x%x]\n", event)); break; } return_VOID; } - -static int -acpi_battery_add ( - struct acpi_device *device) +static int acpi_battery_add(struct acpi_device *device) { - int result = 0; - acpi_status status = 0; - struct acpi_battery *battery = NULL; + int result = 0; + acpi_status status = 0; + struct acpi_battery *battery = NULL; ACPI_FUNCTION_TRACE("acpi_battery_add"); - + if (!device) return_VALUE(-EINVAL); @@ -756,19 +729,20 @@ acpi_battery_add ( goto end; status = acpi_install_notify_handler(battery->handle, - ACPI_DEVICE_NOTIFY, acpi_battery_notify, battery); + ACPI_DEVICE_NOTIFY, + acpi_battery_notify, battery); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error installing notify handler\n")); + "Error installing notify handler\n")); result = -ENODEV; goto end; } printk(KERN_INFO PREFIX "%s Slot [%s] (battery %s)\n", - ACPI_BATTERY_DEVICE_NAME, acpi_device_bid(device), - device->status.battery_present?"present":"absent"); - -end: + ACPI_BATTERY_DEVICE_NAME, acpi_device_bid(device), + device->status.battery_present ? "present" : "absent"); + + end: if (result) { acpi_battery_remove_fs(device); kfree(battery); @@ -777,27 +751,24 @@ end: return_VALUE(result); } - -static int -acpi_battery_remove ( - struct acpi_device *device, - int type) +static int acpi_battery_remove(struct acpi_device *device, int type) { - acpi_status status = 0; - struct acpi_battery *battery = NULL; + acpi_status status = 0; + struct acpi_battery *battery = NULL; ACPI_FUNCTION_TRACE("acpi_battery_remove"); if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - battery = (struct acpi_battery *) acpi_driver_data(device); + battery = (struct acpi_battery *)acpi_driver_data(device); status = acpi_remove_notify_handler(battery->handle, - ACPI_DEVICE_NOTIFY, acpi_battery_notify); + ACPI_DEVICE_NOTIFY, + acpi_battery_notify); if (ACPI_FAILURE(status)) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error removing notify handler\n")); + "Error removing notify handler\n")); acpi_battery_remove_fs(device); @@ -806,11 +777,9 @@ acpi_battery_remove ( return_VALUE(0); } - -static int __init -acpi_battery_init (void) +static int __init acpi_battery_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_battery_init"); @@ -828,9 +797,7 @@ acpi_battery_init (void) return_VALUE(0); } - -static void __exit -acpi_battery_exit (void) +static void __exit acpi_battery_exit(void) { ACPI_FUNCTION_TRACE("acpi_battery_exit"); @@ -841,6 +808,5 @@ acpi_battery_exit (void) return_VOID; } - module_init(acpi_battery_init); module_exit(acpi_battery_exit); diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c index 4c010e7f11b8..9824f679a910 100644 --- a/drivers/acpi/blacklist.c +++ b/drivers/acpi/blacklist.c @@ -26,7 +26,6 @@ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */ - #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> @@ -34,49 +33,49 @@ #include <acpi/acpi_bus.h> #include <linux/dmi.h> -enum acpi_blacklist_predicates -{ - all_versions, - less_than_or_equal, - equal, - greater_than_or_equal, +enum acpi_blacklist_predicates { + all_versions, + less_than_or_equal, + equal, + greater_than_or_equal, }; -struct acpi_blacklist_item -{ - char oem_id[7]; - char oem_table_id[9]; - u32 oem_revision; - acpi_table_type table; - enum acpi_blacklist_predicates oem_revision_predicate; - char *reason; - u32 is_critical_error; +struct acpi_blacklist_item { + char oem_id[7]; + char oem_table_id[9]; + u32 oem_revision; + acpi_table_type table; + enum acpi_blacklist_predicates oem_revision_predicate; + char *reason; + u32 is_critical_error; }; /* * POLICY: If *anything* doesn't work, put it on the blacklist. * If they are critical errors, mark it critical, and abort driver load. */ -static struct acpi_blacklist_item acpi_blacklist[] __initdata = -{ +static struct acpi_blacklist_item acpi_blacklist[] __initdata = { /* Compaq Presario 1700 */ - {"PTLTD ", " DSDT ", 0x06040000, ACPI_DSDT, less_than_or_equal, "Multiple problems", 1}, + {"PTLTD ", " DSDT ", 0x06040000, ACPI_DSDT, less_than_or_equal, + "Multiple problems", 1}, /* Sony FX120, FX140, FX150? */ - {"SONY ", "U0 ", 0x20010313, ACPI_DSDT, less_than_or_equal, "ACPI driver problem", 1}, + {"SONY ", "U0 ", 0x20010313, ACPI_DSDT, less_than_or_equal, + "ACPI driver problem", 1}, /* Compaq Presario 800, Insyde BIOS */ - {"INT440", "SYSFexxx", 0x00001001, ACPI_DSDT, less_than_or_equal, "Does not use _REG to protect EC OpRegions", 1}, + {"INT440", "SYSFexxx", 0x00001001, ACPI_DSDT, less_than_or_equal, + "Does not use _REG to protect EC OpRegions", 1}, /* IBM 600E - _ADR should return 7, but it returns 1 */ - {"IBM ", "TP600E ", 0x00000105, ACPI_DSDT, less_than_or_equal, "Incorrect _ADR", 1}, - {"ASUS\0\0", "P2B-S ", 0, ACPI_DSDT, all_versions, "Bogus PCI routing", 1}, + {"IBM ", "TP600E ", 0x00000105, ACPI_DSDT, less_than_or_equal, + "Incorrect _ADR", 1}, + {"ASUS\0\0", "P2B-S ", 0, ACPI_DSDT, all_versions, + "Bogus PCI routing", 1}, {""} }; - #if CONFIG_ACPI_BLACKLIST_YEAR -static int __init -blacklist_by_year(void) +static int __init blacklist_by_year(void) { int year; char *s = dmi_get_system_info(DMI_BIOS_DATE); @@ -92,36 +91,38 @@ blacklist_by_year(void) s += 1; - year = simple_strtoul(s,NULL,0); + year = simple_strtoul(s, NULL, 0); - if (year < 100) { /* 2-digit year */ + if (year < 100) { /* 2-digit year */ year += 1900; if (year < 1996) /* no dates < spec 1.0 */ year += 100; } if (year < CONFIG_ACPI_BLACKLIST_YEAR) { - printk(KERN_ERR PREFIX "BIOS age (%d) fails cutoff (%d), " - "acpi=force is required to enable ACPI\n", - year, CONFIG_ACPI_BLACKLIST_YEAR); + printk(KERN_ERR PREFIX "BIOS age (%d) fails cutoff (%d), " + "acpi=force is required to enable ACPI\n", + year, CONFIG_ACPI_BLACKLIST_YEAR); return 1; } return 0; } #else -static inline int blacklist_by_year(void) { return 0; } +static inline int blacklist_by_year(void) +{ + return 0; +} #endif -int __init -acpi_blacklisted(void) +int __init acpi_blacklisted(void) { int i = 0; int blacklisted = 0; struct acpi_table_header *table_header; - while (acpi_blacklist[i].oem_id[0] != '\0') - { - if (acpi_get_table_header_early(acpi_blacklist[i].table, &table_header)) { + while (acpi_blacklist[i].oem_id[0] != '\0') { + if (acpi_get_table_header_early + (acpi_blacklist[i].table, &table_header)) { i++; continue; } @@ -131,33 +132,43 @@ acpi_blacklisted(void) continue; } - if (strncmp(acpi_blacklist[i].oem_table_id, table_header->oem_table_id, 8)) { + if (strncmp + (acpi_blacklist[i].oem_table_id, table_header->oem_table_id, + 8)) { i++; continue; } if ((acpi_blacklist[i].oem_revision_predicate == all_versions) - || (acpi_blacklist[i].oem_revision_predicate == less_than_or_equal - && table_header->oem_revision <= acpi_blacklist[i].oem_revision) - || (acpi_blacklist[i].oem_revision_predicate == greater_than_or_equal - && table_header->oem_revision >= acpi_blacklist[i].oem_revision) + || (acpi_blacklist[i].oem_revision_predicate == + less_than_or_equal + && table_header->oem_revision <= + acpi_blacklist[i].oem_revision) + || (acpi_blacklist[i].oem_revision_predicate == + greater_than_or_equal + && table_header->oem_revision >= + acpi_blacklist[i].oem_revision) || (acpi_blacklist[i].oem_revision_predicate == equal - && table_header->oem_revision == acpi_blacklist[i].oem_revision)) { - - printk(KERN_ERR PREFIX "Vendor \"%6.6s\" System \"%8.8s\" " - "Revision 0x%x has a known ACPI BIOS problem.\n", - acpi_blacklist[i].oem_id, - acpi_blacklist[i].oem_table_id, - acpi_blacklist[i].oem_revision); - - printk(KERN_ERR PREFIX "Reason: %s. This is a %s error\n", - acpi_blacklist[i].reason, - (acpi_blacklist[i].is_critical_error ? "non-recoverable" : "recoverable")); + && table_header->oem_revision == + acpi_blacklist[i].oem_revision)) { + + printk(KERN_ERR PREFIX + "Vendor \"%6.6s\" System \"%8.8s\" " + "Revision 0x%x has a known ACPI BIOS problem.\n", + acpi_blacklist[i].oem_id, + acpi_blacklist[i].oem_table_id, + acpi_blacklist[i].oem_revision); + + printk(KERN_ERR PREFIX + "Reason: %s. This is a %s error\n", + acpi_blacklist[i].reason, + (acpi_blacklist[i]. + is_critical_error ? "non-recoverable" : + "recoverable")); blacklisted = acpi_blacklist[i].is_critical_error; break; - } - else { + } else { i++; } } @@ -166,4 +177,3 @@ acpi_blacklisted(void) return blacklisted; } - diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index d77c2307883c..6a4da417c16b 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -36,19 +36,17 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define _COMPONENT ACPI_BUS_COMPONENT -ACPI_MODULE_NAME ("acpi_bus") - +ACPI_MODULE_NAME("acpi_bus") #ifdef CONFIG_X86 extern void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger); #endif -FADT_DESCRIPTOR acpi_fadt; +FADT_DESCRIPTOR acpi_fadt; EXPORT_SYMBOL(acpi_fadt); -struct acpi_device *acpi_root; -struct proc_dir_entry *acpi_root_dir; +struct acpi_device *acpi_root; +struct proc_dir_entry *acpi_root_dir; EXPORT_SYMBOL(acpi_root_dir); #define STRUCT_TO_INT(s) (*((int*)&s)) @@ -57,12 +55,9 @@ EXPORT_SYMBOL(acpi_root_dir); Device Management -------------------------------------------------------------------------- */ -int -acpi_bus_get_device ( - acpi_handle handle, - struct acpi_device **device) +int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device) { - acpi_status status = AE_OK; + acpi_status status = AE_OK; ACPI_FUNCTION_TRACE("acpi_bus_get_device"); @@ -71,24 +66,23 @@ acpi_bus_get_device ( /* TBD: Support fixed-feature devices */ - status = acpi_get_data(handle, acpi_bus_data_handler, (void**) device); + status = acpi_get_data(handle, acpi_bus_data_handler, (void **)device); if (ACPI_FAILURE(status) || !*device) { ACPI_DEBUG_PRINT((ACPI_DB_WARN, "No context for object [%p]\n", - handle)); + handle)); return_VALUE(-ENODEV); } return_VALUE(0); } + EXPORT_SYMBOL(acpi_bus_get_device); -int -acpi_bus_get_status ( - struct acpi_device *device) +int acpi_bus_get_status(struct acpi_device *device) { - acpi_status status = AE_OK; - unsigned long sta = 0; - + acpi_status status = AE_OK; + unsigned long sta = 0; + ACPI_FUNCTION_TRACE("acpi_bus_get_status"); if (!device) @@ -98,10 +92,11 @@ acpi_bus_get_status ( * Evaluate _STA if present. */ if (device->flags.dynamic_status) { - status = acpi_evaluate_integer(device->handle, "_STA", NULL, &sta); + status = + acpi_evaluate_integer(device->handle, "_STA", NULL, &sta); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); - STRUCT_TO_INT(device->status) = (int) sta; + STRUCT_TO_INT(device->status) = (int)sta; } /* @@ -115,33 +110,30 @@ acpi_bus_get_status ( if (device->status.functional && !device->status.present) { printk(KERN_WARNING PREFIX "Device [%s] status [%08x]: " - "functional but not present; setting present\n", - device->pnp.bus_id, - (u32) STRUCT_TO_INT(device->status)); + "functional but not present; setting present\n", + device->pnp.bus_id, (u32) STRUCT_TO_INT(device->status)); device->status.present = 1; } - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] status [%08x]\n", - device->pnp.bus_id, (u32) STRUCT_TO_INT(device->status))); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] status [%08x]\n", + device->pnp.bus_id, + (u32) STRUCT_TO_INT(device->status))); return_VALUE(0); } -EXPORT_SYMBOL(acpi_bus_get_status); +EXPORT_SYMBOL(acpi_bus_get_status); /* -------------------------------------------------------------------------- Power Management -------------------------------------------------------------------------- */ -int -acpi_bus_get_power ( - acpi_handle handle, - int *state) +int acpi_bus_get_power(acpi_handle handle, int *state) { - int result = 0; - acpi_status status = 0; - struct acpi_device *device = NULL; - unsigned long psc = 0; + int result = 0; + acpi_status status = 0; + struct acpi_device *device = NULL; + unsigned long psc = 0; ACPI_FUNCTION_TRACE("acpi_bus_get_power"); @@ -157,20 +149,18 @@ acpi_bus_get_power ( *state = device->parent->power.state; else *state = ACPI_STATE_D0; - } - else { + } else { /* * Get the device's power state either directly (via _PSC) or * indirectly (via power resources). */ if (device->power.flags.explicit_get) { - status = acpi_evaluate_integer(device->handle, "_PSC", - NULL, &psc); + status = acpi_evaluate_integer(device->handle, "_PSC", + NULL, &psc); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); - device->power.state = (int) psc; - } - else if (device->power.flags.power_resources) { + device->power.state = (int)psc; + } else if (device->power.flags.power_resources) { result = acpi_power_get_inferred_state(device); if (result) return_VALUE(result); @@ -180,22 +170,19 @@ acpi_bus_get_power ( } ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] power state is D%d\n", - device->pnp.bus_id, device->power.state)); + device->pnp.bus_id, device->power.state)); return_VALUE(0); } -EXPORT_SYMBOL(acpi_bus_get_power); +EXPORT_SYMBOL(acpi_bus_get_power); -int -acpi_bus_set_power ( - acpi_handle handle, - int state) +int acpi_bus_set_power(acpi_handle handle, int state) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_device *device = NULL; - char object_name[5] = {'_','P','S','0'+state,'\0'}; + int result = 0; + acpi_status status = AE_OK; + struct acpi_device *device = NULL; + char object_name[5] = { '_', 'P', 'S', '0' + state, '\0' }; ACPI_FUNCTION_TRACE("acpi_bus_set_power"); @@ -209,7 +196,8 @@ acpi_bus_set_power ( /* Make sure this is a valid target state */ if (!device->flags.power_manageable) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Device is not power manageable\n")); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Device is not power manageable\n")); return_VALUE(-ENODEV); } /* @@ -219,15 +207,18 @@ acpi_bus_set_power ( if (device->power.state == ACPI_STATE_UNKNOWN) acpi_bus_get_power(device->handle, &device->power.state); if (state == device->power.state) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device is already at D%d\n", state)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device is already at D%d\n", + state)); return_VALUE(0); } if (!device->power.states[state].flags.valid) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Device does not support D%d\n", state)); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Device does not support D%d\n", + state)); return_VALUE(-ENODEV); } if (device->parent && (state < device->parent->power.state)) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Cannot set device to a higher-powered state than parent\n")); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Cannot set device to a higher-powered state than parent\n")); return_VALUE(-ENODEV); } @@ -245,18 +236,17 @@ acpi_bus_set_power ( goto end; } if (device->power.states[state].flags.explicit_set) { - status = acpi_evaluate_object(device->handle, - object_name, NULL, NULL); + status = acpi_evaluate_object(device->handle, + object_name, NULL, NULL); if (ACPI_FAILURE(status)) { result = -ENODEV; goto end; } } - } - else { + } else { if (device->power.states[state].flags.explicit_set) { - status = acpi_evaluate_object(device->handle, - object_name, NULL, NULL); + status = acpi_evaluate_object(device->handle, + object_name, NULL, NULL); if (ACPI_FAILURE(status)) { result = -ENODEV; goto end; @@ -269,19 +259,20 @@ acpi_bus_set_power ( } } -end: + end: if (result) - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Error transitioning device [%s] to D%d\n", - device->pnp.bus_id, state)); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Error transitioning device [%s] to D%d\n", + device->pnp.bus_id, state)); else - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] transitioned to D%d\n", - device->pnp.bus_id, state)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Device [%s] transitioned to D%d\n", + device->pnp.bus_id, state)); return_VALUE(result); } -EXPORT_SYMBOL(acpi_bus_set_power); - +EXPORT_SYMBOL(acpi_bus_set_power); /* -------------------------------------------------------------------------- Event Management @@ -292,16 +283,12 @@ static DEFINE_SPINLOCK(acpi_bus_event_lock); LIST_HEAD(acpi_bus_event_list); DECLARE_WAIT_QUEUE_HEAD(acpi_bus_event_queue); -extern int event_is_open; +extern int event_is_open; -int -acpi_bus_generate_event ( - struct acpi_device *device, - u8 type, - int data) +int acpi_bus_generate_event(struct acpi_device *device, u8 type, int data) { - struct acpi_bus_event *event = NULL; - unsigned long flags = 0; + struct acpi_bus_event *event = NULL; + unsigned long flags = 0; ACPI_FUNCTION_TRACE("acpi_bus_generate_event"); @@ -329,14 +316,13 @@ acpi_bus_generate_event ( return_VALUE(0); } + EXPORT_SYMBOL(acpi_bus_generate_event); -int -acpi_bus_receive_event ( - struct acpi_bus_event *event) +int acpi_bus_receive_event(struct acpi_bus_event *event) { - unsigned long flags = 0; - struct acpi_bus_event *entry = NULL; + unsigned long flags = 0; + struct acpi_bus_event *entry = NULL; DECLARE_WAITQUEUE(wait, current); @@ -361,7 +347,8 @@ acpi_bus_receive_event ( } spin_lock_irqsave(&acpi_bus_event_lock, flags); - entry = list_entry(acpi_bus_event_list.next, struct acpi_bus_event, node); + entry = + list_entry(acpi_bus_event_list.next, struct acpi_bus_event, node); if (entry) list_del(&entry->node); spin_unlock_irqrestore(&acpi_bus_event_lock, flags); @@ -375,19 +362,17 @@ acpi_bus_receive_event ( return_VALUE(0); } -EXPORT_SYMBOL(acpi_bus_receive_event); +EXPORT_SYMBOL(acpi_bus_receive_event); /* -------------------------------------------------------------------------- Notification Handling -------------------------------------------------------------------------- */ static int -acpi_bus_check_device ( - struct acpi_device *device, - int *status_changed) +acpi_bus_check_device(struct acpi_device *device, int *status_changed) { - acpi_status status = 0; + acpi_status status = 0; struct acpi_device_status old_status; ACPI_FUNCTION_TRACE("acpi_bus_check_device"); @@ -422,15 +407,14 @@ acpi_bus_check_device ( if (status_changed) *status_changed = 1; - + /* * Device Insertion/Removal */ if ((device->status.present) && !(old_status.present)) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device insertion detected\n")); /* TBD: Handle device insertion */ - } - else if (!(device->status.present) && (old_status.present)) { + } else if (!(device->status.present) && (old_status.present)) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device removal detected\n")); /* TBD: Handle device removal */ } @@ -438,13 +422,10 @@ acpi_bus_check_device ( return_VALUE(0); } - -static int -acpi_bus_check_scope ( - struct acpi_device *device) +static int acpi_bus_check_scope(struct acpi_device *device) { - int result = 0; - int status_changed = 0; + int result = 0; + int status_changed = 0; ACPI_FUNCTION_TRACE("acpi_bus_check_scope"); @@ -467,20 +448,15 @@ acpi_bus_check_scope ( return_VALUE(0); } - /** * acpi_bus_notify * --------------- * Callback for all 'system-level' device notifications (values 0x00-0x7F). */ -static void -acpi_bus_notify ( - acpi_handle handle, - u32 type, - void *data) +static void acpi_bus_notify(acpi_handle handle, u32 type, void *data) { - int result = 0; - struct acpi_device *device = NULL; + int result = 0; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_bus_notify"); @@ -490,64 +466,73 @@ acpi_bus_notify ( switch (type) { case ACPI_NOTIFY_BUS_CHECK: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Received BUS CHECK notification for device [%s]\n", - device->pnp.bus_id)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Received BUS CHECK notification for device [%s]\n", + device->pnp.bus_id)); result = acpi_bus_check_scope(device); /* * TBD: We'll need to outsource certain events to non-ACPI - * drivers via the device manager (device.c). + * drivers via the device manager (device.c). */ break; case ACPI_NOTIFY_DEVICE_CHECK: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Received DEVICE CHECK notification for device [%s]\n", - device->pnp.bus_id)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Received DEVICE CHECK notification for device [%s]\n", + device->pnp.bus_id)); result = acpi_bus_check_device(device, NULL); /* * TBD: We'll need to outsource certain events to non-ACPI - * drivers via the device manager (device.c). + * drivers via the device manager (device.c). */ break; case ACPI_NOTIFY_DEVICE_WAKE: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Received DEVICE WAKE notification for device [%s]\n", - device->pnp.bus_id)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Received DEVICE WAKE notification for device [%s]\n", + device->pnp.bus_id)); /* TBD */ break; case ACPI_NOTIFY_EJECT_REQUEST: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Received EJECT REQUEST notification for device [%s]\n", - device->pnp.bus_id)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Received EJECT REQUEST notification for device [%s]\n", + device->pnp.bus_id)); /* TBD */ break; case ACPI_NOTIFY_DEVICE_CHECK_LIGHT: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Received DEVICE CHECK LIGHT notification for device [%s]\n", - device->pnp.bus_id)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Received DEVICE CHECK LIGHT notification for device [%s]\n", + device->pnp.bus_id)); /* TBD: Exactly what does 'light' mean? */ break; case ACPI_NOTIFY_FREQUENCY_MISMATCH: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Received FREQUENCY MISMATCH notification for device [%s]\n", - device->pnp.bus_id)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Received FREQUENCY MISMATCH notification for device [%s]\n", + device->pnp.bus_id)); /* TBD */ break; case ACPI_NOTIFY_BUS_MODE_MISMATCH: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Received BUS MODE MISMATCH notification for device [%s]\n", - device->pnp.bus_id)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Received BUS MODE MISMATCH notification for device [%s]\n", + device->pnp.bus_id)); /* TBD */ break; case ACPI_NOTIFY_POWER_FAULT: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Received POWER FAULT notification for device [%s]\n", - device->pnp.bus_id)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Received POWER FAULT notification for device [%s]\n", + device->pnp.bus_id)); /* TBD */ break; default: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Received unknown/unsupported notification [%08x]\n", - type)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Received unknown/unsupported notification [%08x]\n", + type)); break; } @@ -558,13 +543,12 @@ acpi_bus_notify ( Initialization/Cleanup -------------------------------------------------------------------------- */ -static int __init -acpi_bus_init_irq (void) +static int __init acpi_bus_init_irq(void) { - acpi_status status = AE_OK; - union acpi_object arg = {ACPI_TYPE_INTEGER}; - struct acpi_object_list arg_list = {1, &arg}; - char *message = NULL; + acpi_status status = AE_OK; + union acpi_object arg = { ACPI_TYPE_INTEGER }; + struct acpi_object_list arg_list = { 1, &arg }; + char *message = NULL; ACPI_FUNCTION_TRACE("acpi_bus_init_irq"); @@ -601,12 +585,10 @@ acpi_bus_init_irq (void) return_VALUE(0); } - -void __init -acpi_early_init (void) +void __init acpi_early_init(void) { - acpi_status status = AE_OK; - struct acpi_buffer buffer = {sizeof(acpi_fadt), &acpi_fadt}; + acpi_status status = AE_OK; + struct acpi_buffer buffer = { sizeof(acpi_fadt), &acpi_fadt }; ACPI_FUNCTION_TRACE("acpi_early_init"); @@ -619,13 +601,15 @@ acpi_early_init (void) status = acpi_initialize_subsystem(); if (ACPI_FAILURE(status)) { - printk(KERN_ERR PREFIX "Unable to initialize the ACPI Interpreter\n"); + printk(KERN_ERR PREFIX + "Unable to initialize the ACPI Interpreter\n"); goto error0; } status = acpi_load_tables(); if (ACPI_FAILURE(status)) { - printk(KERN_ERR PREFIX "Unable to load the System Description Tables\n"); + printk(KERN_ERR PREFIX + "Unable to load the System Description Tables\n"); goto error0; } @@ -637,7 +621,6 @@ acpi_early_init (void) printk(KERN_ERR PREFIX "Unable to get the FADT\n"); goto error0; } - #ifdef CONFIG_X86 if (!acpi_ioapic) { extern acpi_interrupt_flags acpi_sci_flags; @@ -647,7 +630,8 @@ acpi_early_init (void) acpi_sci_flags.trigger = 3; /* Set PIC-mode SCI trigger type */ - acpi_pic_sci_set_trigger(acpi_fadt.sci_int, acpi_sci_flags.trigger); + acpi_pic_sci_set_trigger(acpi_fadt.sci_int, + acpi_sci_flags.trigger); } else { extern int acpi_sci_override_gsi; /* @@ -658,7 +642,10 @@ acpi_early_init (void) } #endif - status = acpi_enable_subsystem(~(ACPI_NO_HARDWARE_INIT | ACPI_NO_ACPI_ENABLE)); + status = + acpi_enable_subsystem(~ + (ACPI_NO_HARDWARE_INIT | + ACPI_NO_ACPI_ENABLE)); if (ACPI_FAILURE(status)) { printk(KERN_ERR PREFIX "Unable to enable ACPI\n"); goto error0; @@ -666,30 +653,32 @@ acpi_early_init (void) return_VOID; -error0: + error0: disable_acpi(); return_VOID; } -static int __init -acpi_bus_init (void) +static int __init acpi_bus_init(void) { - int result = 0; - acpi_status status = AE_OK; - extern acpi_status acpi_os_initialize1(void); + int result = 0; + acpi_status status = AE_OK; + extern acpi_status acpi_os_initialize1(void); ACPI_FUNCTION_TRACE("acpi_bus_init"); status = acpi_os_initialize1(); - status = acpi_enable_subsystem(ACPI_NO_HARDWARE_INIT | ACPI_NO_ACPI_ENABLE); + status = + acpi_enable_subsystem(ACPI_NO_HARDWARE_INIT | ACPI_NO_ACPI_ENABLE); if (ACPI_FAILURE(status)) { - printk(KERN_ERR PREFIX "Unable to start the ACPI Interpreter\n"); + printk(KERN_ERR PREFIX + "Unable to start the ACPI Interpreter\n"); goto error1; } if (ACPI_FAILURE(status)) { - printk(KERN_ERR PREFIX "Unable to initialize ACPI OS objects\n"); + printk(KERN_ERR PREFIX + "Unable to initialize ACPI OS objects\n"); goto error1; } #ifdef CONFIG_ACPI_EC @@ -723,9 +712,12 @@ acpi_bus_init (void) /* * Register the for all standard device notifications. */ - status = acpi_install_notify_handler(ACPI_ROOT_OBJECT, ACPI_SYSTEM_NOTIFY, &acpi_bus_notify, NULL); + status = + acpi_install_notify_handler(ACPI_ROOT_OBJECT, ACPI_SYSTEM_NOTIFY, + &acpi_bus_notify, NULL); if (ACPI_FAILURE(status)) { - printk(KERN_ERR PREFIX "Unable to register for device notifications\n"); + printk(KERN_ERR PREFIX + "Unable to register for device notifications\n"); goto error1; } @@ -737,21 +729,20 @@ acpi_bus_init (void) return_VALUE(0); /* Mimic structured exception handling */ -error1: + error1: acpi_terminate(); return_VALUE(-ENODEV); } -decl_subsys(acpi,NULL,NULL); +decl_subsys(acpi, NULL, NULL); -static int __init acpi_init (void) +static int __init acpi_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_init"); - printk(KERN_INFO PREFIX "Subsystem revision %08x\n", - ACPI_CA_VERSION); + printk(KERN_INFO PREFIX "Subsystem revision %08x\n", ACPI_CA_VERSION); if (acpi_disabled) { printk(KERN_INFO PREFIX "Interpreter disabled.\n"); @@ -767,7 +758,8 @@ static int __init acpi_init (void) if (!PM_IS_ACTIVE()) pm_active = 1; else { - printk(KERN_INFO PREFIX "APM is already active, exiting\n"); + printk(KERN_INFO PREFIX + "APM is already active, exiting\n"); disable_acpi(); result = -ENODEV; } diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 8162fd0c21a7..4b6d9f0096a1 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -32,7 +32,6 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define ACPI_BUTTON_COMPONENT 0x00080000 #define ACPI_BUTTON_DRIVER_NAME "ACPI Button Driver" #define ACPI_BUTTON_CLASS "button" @@ -42,7 +41,7 @@ #define ACPI_BUTTON_NOTIFY_STATUS 0x80 #define ACPI_BUTTON_SUBCLASS_POWER "power" -#define ACPI_BUTTON_HID_POWER "PNP0C0C" +#define ACPI_BUTTON_HID_POWER "PNP0C0C" #define ACPI_BUTTON_DEVICE_NAME_POWER "Power Button (CM)" #define ACPI_BUTTON_DEVICE_NAME_POWERF "Power Button (FF)" #define ACPI_BUTTON_TYPE_POWER 0x01 @@ -61,65 +60,65 @@ #define ACPI_BUTTON_TYPE_LID 0x05 #define _COMPONENT ACPI_BUTTON_COMPONENT -ACPI_MODULE_NAME ("acpi_button") +ACPI_MODULE_NAME("acpi_button") -MODULE_AUTHOR("Paul Diefenbaugh"); + MODULE_AUTHOR("Paul Diefenbaugh"); MODULE_DESCRIPTION(ACPI_BUTTON_DRIVER_NAME); MODULE_LICENSE("GPL"); - -static int acpi_button_add (struct acpi_device *device); -static int acpi_button_remove (struct acpi_device *device, int type); +static int acpi_button_add(struct acpi_device *device); +static int acpi_button_remove(struct acpi_device *device, int type); static int acpi_button_info_open_fs(struct inode *inode, struct file *file); static int acpi_button_state_open_fs(struct inode *inode, struct file *file); static struct acpi_driver acpi_button_driver = { - .name = ACPI_BUTTON_DRIVER_NAME, - .class = ACPI_BUTTON_CLASS, - .ids = "ACPI_FPB,ACPI_FSB,PNP0C0D,PNP0C0C,PNP0C0E", - .ops = { - .add = acpi_button_add, - .remove = acpi_button_remove, - }, + .name = ACPI_BUTTON_DRIVER_NAME, + .class = ACPI_BUTTON_CLASS, + .ids = "ACPI_FPB,ACPI_FSB,PNP0C0D,PNP0C0C,PNP0C0E", + .ops = { + .add = acpi_button_add, + .remove = acpi_button_remove, + }, }; struct acpi_button { - acpi_handle handle; - struct acpi_device *device; /* Fixed button kludge */ - u8 type; - unsigned long pushed; + acpi_handle handle; + struct acpi_device *device; /* Fixed button kludge */ + u8 type; + unsigned long pushed; }; static struct file_operations acpi_button_info_fops = { - .open = acpi_button_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_button_info_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; static struct file_operations acpi_button_state_fops = { - .open = acpi_button_state_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_button_state_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; + /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ -static struct proc_dir_entry *acpi_button_dir; +static struct proc_dir_entry *acpi_button_dir; static int acpi_button_info_seq_show(struct seq_file *seq, void *offset) { - struct acpi_button *button = (struct acpi_button *) seq->private; + struct acpi_button *button = (struct acpi_button *)seq->private; ACPI_FUNCTION_TRACE("acpi_button_info_seq_show"); if (!button || !button->device) return_VALUE(0); - seq_printf(seq, "type: %s\n", - acpi_device_name(button->device)); + seq_printf(seq, "type: %s\n", + acpi_device_name(button->device)); return_VALUE(0); } @@ -128,24 +127,24 @@ static int acpi_button_info_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_button_info_seq_show, PDE(inode)->data); } - + static int acpi_button_state_seq_show(struct seq_file *seq, void *offset) { - struct acpi_button *button = (struct acpi_button *) seq->private; - acpi_status status; - unsigned long state; + struct acpi_button *button = (struct acpi_button *)seq->private; + acpi_status status; + unsigned long state; ACPI_FUNCTION_TRACE("acpi_button_state_seq_show"); if (!button || !button->device) return_VALUE(0); - status = acpi_evaluate_integer(button->handle,"_LID",NULL,&state); + status = acpi_evaluate_integer(button->handle, "_LID", NULL, &state); if (ACPI_FAILURE(status)) { seq_printf(seq, "state: unsupported\n"); - } - else{ - seq_printf(seq, "state: %s\n", (state ? "open" : "closed")); + } else { + seq_printf(seq, "state: %s\n", + (state ? "open" : "closed")); } return_VALUE(0); @@ -160,12 +159,10 @@ static struct proc_dir_entry *acpi_power_dir; static struct proc_dir_entry *acpi_sleep_dir; static struct proc_dir_entry *acpi_lid_dir; -static int -acpi_button_add_fs ( - struct acpi_device *device) +static int acpi_button_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; - struct acpi_button *button = NULL; + struct proc_dir_entry *entry = NULL; + struct acpi_button *button = NULL; ACPI_FUNCTION_TRACE("acpi_button_add_fs"); @@ -178,21 +175,21 @@ acpi_button_add_fs ( case ACPI_BUTTON_TYPE_POWER: case ACPI_BUTTON_TYPE_POWERF: if (!acpi_power_dir) - acpi_power_dir = proc_mkdir(ACPI_BUTTON_SUBCLASS_POWER, - acpi_button_dir); + acpi_power_dir = proc_mkdir(ACPI_BUTTON_SUBCLASS_POWER, + acpi_button_dir); entry = acpi_power_dir; break; case ACPI_BUTTON_TYPE_SLEEP: case ACPI_BUTTON_TYPE_SLEEPF: if (!acpi_sleep_dir) - acpi_sleep_dir = proc_mkdir(ACPI_BUTTON_SUBCLASS_SLEEP, - acpi_button_dir); + acpi_sleep_dir = proc_mkdir(ACPI_BUTTON_SUBCLASS_SLEEP, + acpi_button_dir); entry = acpi_sleep_dir; break; case ACPI_BUTTON_TYPE_LID: if (!acpi_lid_dir) - acpi_lid_dir = proc_mkdir(ACPI_BUTTON_SUBCLASS_LID, - acpi_button_dir); + acpi_lid_dir = proc_mkdir(ACPI_BUTTON_SUBCLASS_LID, + acpi_button_dir); entry = acpi_lid_dir; break; } @@ -208,11 +205,11 @@ acpi_button_add_fs ( /* 'info' [R] */ entry = create_proc_entry(ACPI_BUTTON_FILE_INFO, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_BUTTON_FILE_INFO)); + "Unable to create '%s' fs entry\n", + ACPI_BUTTON_FILE_INFO)); else { entry->proc_fops = &acpi_button_info_fops; entry->data = acpi_driver_data(device); @@ -222,11 +219,11 @@ acpi_button_add_fs ( /* show lid state [R] */ if (button->type == ACPI_BUTTON_TYPE_LID) { entry = create_proc_entry(ACPI_BUTTON_FILE_STATE, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_BUTTON_FILE_INFO)); + "Unable to create '%s' fs entry\n", + ACPI_BUTTON_FILE_INFO)); else { entry->proc_fops = &acpi_button_state_fops; entry->data = acpi_driver_data(device); @@ -237,12 +234,9 @@ acpi_button_add_fs ( return_VALUE(0); } - -static int -acpi_button_remove_fs ( - struct acpi_device *device) +static int acpi_button_remove_fs(struct acpi_device *device) { - struct acpi_button *button = NULL; + struct acpi_button *button = NULL; ACPI_FUNCTION_TRACE("acpi_button_remove_fs"); @@ -250,30 +244,25 @@ acpi_button_remove_fs ( if (acpi_device_dir(device)) { if (button->type == ACPI_BUTTON_TYPE_LID) remove_proc_entry(ACPI_BUTTON_FILE_STATE, - acpi_device_dir(device)); + acpi_device_dir(device)); remove_proc_entry(ACPI_BUTTON_FILE_INFO, - acpi_device_dir(device)); + acpi_device_dir(device)); remove_proc_entry(acpi_device_bid(device), - acpi_device_dir(device)->parent); + acpi_device_dir(device)->parent); acpi_device_dir(device) = NULL; } return_VALUE(0); } - /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ -static void -acpi_button_notify ( - acpi_handle handle, - u32 event, - void *data) +static void acpi_button_notify(acpi_handle handle, u32 event, void *data) { - struct acpi_button *button = (struct acpi_button *) data; + struct acpi_button *button = (struct acpi_button *)data; ACPI_FUNCTION_TRACE("acpi_button_notify"); @@ -282,24 +271,22 @@ acpi_button_notify ( switch (event) { case ACPI_BUTTON_NOTIFY_STATUS: - acpi_bus_generate_event(button->device, event, ++button->pushed); + acpi_bus_generate_event(button->device, event, + ++button->pushed); break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Unsupported event [0x%x]\n", event)); + "Unsupported event [0x%x]\n", event)); break; } return_VOID; } - -static acpi_status -acpi_button_notify_fixed ( - void *data) +static acpi_status acpi_button_notify_fixed(void *data) { - struct acpi_button *button = (struct acpi_button *) data; - + struct acpi_button *button = (struct acpi_button *)data; + ACPI_FUNCTION_TRACE("acpi_button_notify_fixed"); if (!button) @@ -310,14 +297,11 @@ acpi_button_notify_fixed ( return_ACPI_STATUS(AE_OK); } - -static int -acpi_button_add ( - struct acpi_device *device) +static int acpi_button_add(struct acpi_device *device) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_button *button = NULL; + int result = 0; + acpi_status status = AE_OK; + struct acpi_button *button = NULL; ACPI_FUNCTION_TRACE("acpi_button_add"); @@ -339,42 +323,34 @@ acpi_button_add ( */ if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_POWER)) { button->type = ACPI_BUTTON_TYPE_POWER; - strcpy(acpi_device_name(device), - ACPI_BUTTON_DEVICE_NAME_POWER); - sprintf(acpi_device_class(device), "%s/%s", + strcpy(acpi_device_name(device), ACPI_BUTTON_DEVICE_NAME_POWER); + sprintf(acpi_device_class(device), "%s/%s", ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_POWER); - } - else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_POWERF)) { + } else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_POWERF)) { button->type = ACPI_BUTTON_TYPE_POWERF; strcpy(acpi_device_name(device), - ACPI_BUTTON_DEVICE_NAME_POWERF); - sprintf(acpi_device_class(device), "%s/%s", + ACPI_BUTTON_DEVICE_NAME_POWERF); + sprintf(acpi_device_class(device), "%s/%s", ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_POWER); - } - else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_SLEEP)) { + } else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_SLEEP)) { button->type = ACPI_BUTTON_TYPE_SLEEP; - strcpy(acpi_device_name(device), - ACPI_BUTTON_DEVICE_NAME_SLEEP); - sprintf(acpi_device_class(device), "%s/%s", + strcpy(acpi_device_name(device), ACPI_BUTTON_DEVICE_NAME_SLEEP); + sprintf(acpi_device_class(device), "%s/%s", ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_SLEEP); - } - else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_SLEEPF)) { + } else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_SLEEPF)) { button->type = ACPI_BUTTON_TYPE_SLEEPF; strcpy(acpi_device_name(device), - ACPI_BUTTON_DEVICE_NAME_SLEEPF); - sprintf(acpi_device_class(device), "%s/%s", + ACPI_BUTTON_DEVICE_NAME_SLEEPF); + sprintf(acpi_device_class(device), "%s/%s", ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_SLEEP); - } - else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_LID)) { + } else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_LID)) { button->type = ACPI_BUTTON_TYPE_LID; - strcpy(acpi_device_name(device), - ACPI_BUTTON_DEVICE_NAME_LID); - sprintf(acpi_device_class(device), "%s/%s", + strcpy(acpi_device_name(device), ACPI_BUTTON_DEVICE_NAME_LID); + sprintf(acpi_device_class(device), "%s/%s", ACPI_BUTTON_CLASS, ACPI_BUTTON_SUBCLASS_LID); - } - else { + } else { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unsupported hid [%s]\n", - acpi_device_hid(device))); + acpi_device_hid(device))); result = -ENODEV; goto end; } @@ -385,46 +361,46 @@ acpi_button_add ( switch (button->type) { case ACPI_BUTTON_TYPE_POWERF: - status = acpi_install_fixed_event_handler ( - ACPI_EVENT_POWER_BUTTON, - acpi_button_notify_fixed, - button); + status = + acpi_install_fixed_event_handler(ACPI_EVENT_POWER_BUTTON, + acpi_button_notify_fixed, + button); break; case ACPI_BUTTON_TYPE_SLEEPF: - status = acpi_install_fixed_event_handler ( - ACPI_EVENT_SLEEP_BUTTON, - acpi_button_notify_fixed, - button); + status = + acpi_install_fixed_event_handler(ACPI_EVENT_SLEEP_BUTTON, + acpi_button_notify_fixed, + button); break; default: - status = acpi_install_notify_handler ( - button->handle, - ACPI_DEVICE_NOTIFY, - acpi_button_notify, - button); + status = acpi_install_notify_handler(button->handle, + ACPI_DEVICE_NOTIFY, + acpi_button_notify, + button); break; } if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error installing notify handler\n")); + "Error installing notify handler\n")); result = -ENODEV; goto end; } if (device->wakeup.flags.valid) { /* Button's GPE is run-wake GPE */ - acpi_set_gpe_type(device->wakeup.gpe_device, - device->wakeup.gpe_number, ACPI_GPE_TYPE_WAKE_RUN); - acpi_enable_gpe(device->wakeup.gpe_device, - device->wakeup.gpe_number, ACPI_NOT_ISR); + acpi_set_gpe_type(device->wakeup.gpe_device, + device->wakeup.gpe_number, + ACPI_GPE_TYPE_WAKE_RUN); + acpi_enable_gpe(device->wakeup.gpe_device, + device->wakeup.gpe_number, ACPI_NOT_ISR); device->wakeup.state.enabled = 1; } - printk(KERN_INFO PREFIX "%s [%s]\n", - acpi_device_name(device), acpi_device_bid(device)); + printk(KERN_INFO PREFIX "%s [%s]\n", + acpi_device_name(device), acpi_device_bid(device)); -end: + end: if (result) { acpi_button_remove_fs(device); kfree(button); @@ -433,12 +409,10 @@ end: return_VALUE(result); } - -static int -acpi_button_remove (struct acpi_device *device, int type) +static int acpi_button_remove(struct acpi_device *device, int type) { - acpi_status status = 0; - struct acpi_button *button = NULL; + acpi_status status = 0; + struct acpi_button *button = NULL; ACPI_FUNCTION_TRACE("acpi_button_remove"); @@ -450,35 +424,36 @@ acpi_button_remove (struct acpi_device *device, int type) /* Unregister for device notifications. */ switch (button->type) { case ACPI_BUTTON_TYPE_POWERF: - status = acpi_remove_fixed_event_handler( - ACPI_EVENT_POWER_BUTTON, acpi_button_notify_fixed); + status = + acpi_remove_fixed_event_handler(ACPI_EVENT_POWER_BUTTON, + acpi_button_notify_fixed); break; case ACPI_BUTTON_TYPE_SLEEPF: - status = acpi_remove_fixed_event_handler( - ACPI_EVENT_SLEEP_BUTTON, acpi_button_notify_fixed); + status = + acpi_remove_fixed_event_handler(ACPI_EVENT_SLEEP_BUTTON, + acpi_button_notify_fixed); break; default: status = acpi_remove_notify_handler(button->handle, - ACPI_DEVICE_NOTIFY, acpi_button_notify); + ACPI_DEVICE_NOTIFY, + acpi_button_notify); break; } if (ACPI_FAILURE(status)) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error removing notify handler\n")); + "Error removing notify handler\n")); - acpi_button_remove_fs(device); + acpi_button_remove_fs(device); kfree(button); return_VALUE(0); } - -static int __init -acpi_button_init (void) +static int __init acpi_button_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_button_init"); @@ -495,15 +470,13 @@ acpi_button_init (void) return_VALUE(0); } - -static void __exit -acpi_button_exit (void) +static void __exit acpi_button_exit(void) { ACPI_FUNCTION_TRACE("acpi_button_exit"); acpi_bus_unregister_driver(&acpi_button_driver); - if (acpi_power_dir) + if (acpi_power_dir) remove_proc_entry(ACPI_BUTTON_SUBCLASS_POWER, acpi_button_dir); if (acpi_sleep_dir) remove_proc_entry(ACPI_BUTTON_SUBCLASS_SLEEP, acpi_button_dir); @@ -514,6 +487,5 @@ acpi_button_exit (void) return_VOID; } - module_init(acpi_button_init); module_exit(acpi_button_exit); diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c index 97013ddfa202..10dd695a1dd9 100644 --- a/drivers/acpi/container.c +++ b/drivers/acpi/container.c @@ -44,9 +44,9 @@ #define ACPI_CONTAINER_COMPONENT 0x01000000 #define _COMPONENT ACPI_CONTAINER_COMPONENT -ACPI_MODULE_NAME ("acpi_container") +ACPI_MODULE_NAME("acpi_container") -MODULE_AUTHOR("Anil S Keshavamurthy"); + MODULE_AUTHOR("Anil S Keshavamurthy"); MODULE_DESCRIPTION(ACPI_CONTAINER_DRIVER_NAME); MODULE_LICENSE("GPL"); @@ -56,41 +56,38 @@ static int acpi_container_add(struct acpi_device *device); static int acpi_container_remove(struct acpi_device *device, int type); static struct acpi_driver acpi_container_driver = { - .name = ACPI_CONTAINER_DRIVER_NAME, - .class = ACPI_CONTAINER_CLASS, - .ids = "ACPI0004,PNP0A05,PNP0A06", - .ops = { - .add = acpi_container_add, - .remove = acpi_container_remove, - }, + .name = ACPI_CONTAINER_DRIVER_NAME, + .class = ACPI_CONTAINER_CLASS, + .ids = "ACPI0004,PNP0A05,PNP0A06", + .ops = { + .add = acpi_container_add, + .remove = acpi_container_remove, + }, }; - /*******************************************************************/ -static int -is_device_present(acpi_handle handle) +static int is_device_present(acpi_handle handle) { - acpi_handle temp; - acpi_status status; - unsigned long sta; + acpi_handle temp; + acpi_status status; + unsigned long sta; ACPI_FUNCTION_TRACE("is_device_present"); status = acpi_get_handle(handle, "_STA", &temp); if (ACPI_FAILURE(status)) - return_VALUE(1); /* _STA not found, assmue device present */ + return_VALUE(1); /* _STA not found, assmue device present */ status = acpi_evaluate_integer(handle, "_STA", NULL, &sta); if (ACPI_FAILURE(status)) - return_VALUE(0); /* Firmware error */ + return_VALUE(0); /* Firmware error */ return_VALUE((sta & ACPI_STA_PRESENT) == ACPI_STA_PRESENT); } /*******************************************************************/ -static int -acpi_container_add(struct acpi_device *device) +static int acpi_container_add(struct acpi_device *device) { struct acpi_container *container; @@ -102,28 +99,26 @@ acpi_container_add(struct acpi_device *device) } container = kmalloc(sizeof(struct acpi_container), GFP_KERNEL); - if(!container) + if (!container) return_VALUE(-ENOMEM); - + memset(container, 0, sizeof(struct acpi_container)); container->handle = device->handle; strcpy(acpi_device_name(device), ACPI_CONTAINER_DEVICE_NAME); strcpy(acpi_device_class(device), ACPI_CONTAINER_CLASS); acpi_driver_data(device) = container; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device <%s> bid <%s>\n", \ - acpi_device_name(device), acpi_device_bid(device))); - + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device <%s> bid <%s>\n", + acpi_device_name(device), acpi_device_bid(device))); return_VALUE(0); } -static int -acpi_container_remove(struct acpi_device *device, int type) +static int acpi_container_remove(struct acpi_device *device, int type) { - acpi_status status = AE_OK; - struct acpi_container *pc = NULL; - pc = (struct acpi_container*) acpi_driver_data(device); + acpi_status status = AE_OK; + struct acpi_container *pc = NULL; + pc = (struct acpi_container *)acpi_driver_data(device); if (pc) kfree(pc); @@ -131,9 +126,7 @@ acpi_container_remove(struct acpi_device *device, int type) return status; } - -static int -container_device_add(struct acpi_device **device, acpi_handle handle) +static int container_device_add(struct acpi_device **device, acpi_handle handle) { acpi_handle phandle; struct acpi_device *pdev; @@ -158,10 +151,9 @@ container_device_add(struct acpi_device **device, acpi_handle handle) return_VALUE(result); } -static void -container_notify_cb(acpi_handle handle, u32 type, void *context) +static void container_notify_cb(acpi_handle handle, u32 type, void *context) { - struct acpi_device *device = NULL; + struct acpi_device *device = NULL; int result; int present; acpi_status status; @@ -169,14 +161,14 @@ container_notify_cb(acpi_handle handle, u32 type, void *context) ACPI_FUNCTION_TRACE("container_notify_cb"); present = is_device_present(handle); - + switch (type) { case ACPI_NOTIFY_BUS_CHECK: /* Fall through */ case ACPI_NOTIFY_DEVICE_CHECK: printk("Container driver received %s event\n", - (type == ACPI_NOTIFY_BUS_CHECK)? - "ACPI_NOTIFY_BUS_CHECK":"ACPI_NOTIFY_DEVICE_CHECK"); + (type == ACPI_NOTIFY_BUS_CHECK) ? + "ACPI_NOTIFY_BUS_CHECK" : "ACPI_NOTIFY_DEVICE_CHECK"); status = acpi_bus_get_device(handle, &device); if (present) { if (ACPI_FAILURE(status) || !device) { @@ -207,15 +199,13 @@ container_notify_cb(acpi_handle handle, u32 type, void *context) static acpi_status container_walk_namespace_cb(acpi_handle handle, - u32 lvl, - void *context, - void **rv) + u32 lvl, void *context, void **rv) { - char *hid = NULL; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - struct acpi_device_info *info; - acpi_status status; - int *action = context; + char *hid = NULL; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_device_info *info; + acpi_status status; + int *action = context; ACPI_FUNCTION_TRACE("container_walk_namespace_cb"); @@ -233,66 +223,60 @@ container_walk_namespace_cb(acpi_handle handle, } if (strcmp(hid, "ACPI0004") && strcmp(hid, "PNP0A05") && - strcmp(hid, "PNP0A06")) { + strcmp(hid, "PNP0A06")) { goto end; } - switch(*action) { + switch (*action) { case INSTALL_NOTIFY_HANDLER: acpi_install_notify_handler(handle, - ACPI_SYSTEM_NOTIFY, - container_notify_cb, - NULL); + ACPI_SYSTEM_NOTIFY, + container_notify_cb, NULL); break; case UNINSTALL_NOTIFY_HANDLER: acpi_remove_notify_handler(handle, - ACPI_SYSTEM_NOTIFY, - container_notify_cb); + ACPI_SYSTEM_NOTIFY, + container_notify_cb); break; default: break; } -end: + end: acpi_os_free(buffer.pointer); return_ACPI_STATUS(AE_OK); } - -static int __init -acpi_container_init(void) +static int __init acpi_container_init(void) { - int result = 0; - int action = INSTALL_NOTIFY_HANDLER; + int result = 0; + int action = INSTALL_NOTIFY_HANDLER; result = acpi_bus_register_driver(&acpi_container_driver); if (result < 0) { - return(result); + return (result); } /* register notify handler to every container device */ acpi_walk_namespace(ACPI_TYPE_DEVICE, - ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, - container_walk_namespace_cb, - &action, NULL); + ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, + container_walk_namespace_cb, &action, NULL); - return(0); + return (0); } -static void __exit -acpi_container_exit(void) +static void __exit acpi_container_exit(void) { - int action = UNINSTALL_NOTIFY_HANDLER; + int action = UNINSTALL_NOTIFY_HANDLER; ACPI_FUNCTION_TRACE("acpi_container_exit"); acpi_walk_namespace(ACPI_TYPE_DEVICE, - ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, - container_walk_namespace_cb, - &action, NULL); + ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, + container_walk_namespace_cb, &action, NULL); acpi_bus_unregister_driver(&acpi_container_driver); diff --git a/drivers/acpi/debug.c b/drivers/acpi/debug.c index 2c0dac559f16..263322b7d113 100644 --- a/drivers/acpi/debug.c +++ b/drivers/acpi/debug.c @@ -12,17 +12,14 @@ #include <acpi/acglobal.h> #define _COMPONENT ACPI_SYSTEM_COMPONENT -ACPI_MODULE_NAME ("debug") - +ACPI_MODULE_NAME("debug") #define ACPI_SYSTEM_FILE_DEBUG_LAYER "debug_layer" #define ACPI_SYSTEM_FILE_DEBUG_LEVEL "debug_level" - #ifdef MODULE_PARAM_PREFIX #undef MODULE_PARAM_PREFIX #endif - #define MODULE_PARAM_PREFIX -module_param(acpi_dbg_layer, uint, 0400); + module_param(acpi_dbg_layer, uint, 0400); module_param(acpi_dbg_level, uint, 0400); struct acpi_dlayer { @@ -35,8 +32,7 @@ struct acpi_dlevel { }; #define ACPI_DEBUG_INIT(v) { .name = #v, .value = v } -static const struct acpi_dlayer acpi_debug_layers[] = -{ +static const struct acpi_dlayer acpi_debug_layers[] = { ACPI_DEBUG_INIT(ACPI_UTILITIES), ACPI_DEBUG_INIT(ACPI_HARDWARE), ACPI_DEBUG_INIT(ACPI_EVENTS), @@ -53,8 +49,7 @@ static const struct acpi_dlayer acpi_debug_layers[] = ACPI_DEBUG_INIT(ACPI_TOOLS), }; -static const struct acpi_dlevel acpi_debug_levels[] = -{ +static const struct acpi_dlevel acpi_debug_levels[] = { ACPI_DEBUG_INIT(ACPI_LV_ERROR), ACPI_DEBUG_INIT(ACPI_LV_WARN), ACPI_DEBUG_INIT(ACPI_LV_INIT), @@ -88,81 +83,77 @@ static const struct acpi_dlevel acpi_debug_levels[] = ACPI_DEBUG_INIT(ACPI_LV_AML_DISASSEMBLE), ACPI_DEBUG_INIT(ACPI_LV_VERBOSE_INFO), ACPI_DEBUG_INIT(ACPI_LV_FULL_TABLES), - ACPI_DEBUG_INIT(ACPI_LV_EVENTS), + ACPI_DEBUG_INIT(ACPI_LV_EVENTS), }; static int -acpi_system_read_debug ( - char *page, - char **start, - off_t off, - int count, - int *eof, - void *data) +acpi_system_read_debug(char *page, + char **start, off_t off, int count, int *eof, void *data) { - char *p = page; - int size = 0; - unsigned int i; + char *p = page; + int size = 0; + unsigned int i; if (off != 0) goto end; p += sprintf(p, "%-25s\tHex SET\n", "Description"); - switch ((unsigned long) data) { + switch ((unsigned long)data) { case 0: for (i = 0; i < ARRAY_SIZE(acpi_debug_layers); i++) { p += sprintf(p, "%-25s\t0x%08lX [%c]\n", - acpi_debug_layers[i].name, - acpi_debug_layers[i].value, - (acpi_dbg_layer & acpi_debug_layers[i].value) ? - '*' : ' '); + acpi_debug_layers[i].name, + acpi_debug_layers[i].value, + (acpi_dbg_layer & acpi_debug_layers[i]. + value) ? '*' : ' '); } p += sprintf(p, "%-25s\t0x%08X [%c]\n", "ACPI_ALL_DRIVERS", - ACPI_ALL_DRIVERS, - (acpi_dbg_layer & ACPI_ALL_DRIVERS) == ACPI_ALL_DRIVERS? - '*' : (acpi_dbg_layer & ACPI_ALL_DRIVERS) == 0 ? - ' ' : '-'); + ACPI_ALL_DRIVERS, + (acpi_dbg_layer & ACPI_ALL_DRIVERS) == + ACPI_ALL_DRIVERS ? '*' : (acpi_dbg_layer & + ACPI_ALL_DRIVERS) == + 0 ? ' ' : '-'); p += sprintf(p, - "--\ndebug_layer = 0x%08X (* = enabled, - = partial)\n", - acpi_dbg_layer); + "--\ndebug_layer = 0x%08X (* = enabled, - = partial)\n", + acpi_dbg_layer); break; case 1: for (i = 0; i < ARRAY_SIZE(acpi_debug_levels); i++) { p += sprintf(p, "%-25s\t0x%08lX [%c]\n", - acpi_debug_levels[i].name, - acpi_debug_levels[i].value, - (acpi_dbg_level & acpi_debug_levels[i].value) ? - '*' : ' '); + acpi_debug_levels[i].name, + acpi_debug_levels[i].value, + (acpi_dbg_level & acpi_debug_levels[i]. + value) ? '*' : ' '); } p += sprintf(p, "--\ndebug_level = 0x%08X (* = enabled)\n", - acpi_dbg_level); + acpi_dbg_level); break; default: p += sprintf(p, "Invalid debug option\n"); break; } - -end: + + end: size = (p - page); - if (size <= off+count) *eof = 1; + if (size <= off + count) + *eof = 1; *start = page + off; size -= off; - if (size>count) size = count; - if (size<0) size = 0; + if (size > count) + size = count; + if (size < 0) + size = 0; return size; } - static int -acpi_system_write_debug ( - struct file *file, - const char __user *buffer, - unsigned long count, - void *data) +acpi_system_write_debug(struct file *file, + const char __user * buffer, + unsigned long count, void *data) { - char debug_string[12] = {'\0'}; + char debug_string[12] = { '\0' }; ACPI_FUNCTION_TRACE("acpi_system_write_debug"); @@ -174,7 +165,7 @@ acpi_system_write_debug ( debug_string[count] = '\0'; - switch ((unsigned long) data) { + switch ((unsigned long)data) { case 0: acpi_dbg_layer = simple_strtoul(debug_string, NULL, 0); break; @@ -190,9 +181,9 @@ acpi_system_write_debug ( static int __init acpi_debug_init(void) { - struct proc_dir_entry *entry; + struct proc_dir_entry *entry; int error = 0; - char * name; + char *name; ACPI_FUNCTION_TRACE("acpi_debug_init"); @@ -201,8 +192,10 @@ static int __init acpi_debug_init(void) /* 'debug_layer' [R/W] */ name = ACPI_SYSTEM_FILE_DEBUG_LAYER; - entry = create_proc_read_entry(name, S_IFREG|S_IRUGO|S_IWUSR, acpi_root_dir, - acpi_system_read_debug,(void *)0); + entry = + create_proc_read_entry(name, S_IFREG | S_IRUGO | S_IWUSR, + acpi_root_dir, acpi_system_read_debug, + (void *)0); if (entry) entry->write_proc = acpi_system_write_debug; else @@ -210,19 +203,21 @@ static int __init acpi_debug_init(void) /* 'debug_level' [R/W] */ name = ACPI_SYSTEM_FILE_DEBUG_LEVEL; - entry = create_proc_read_entry(name, S_IFREG|S_IRUGO|S_IWUSR, acpi_root_dir, - acpi_system_read_debug, (void *)1); - if (entry) + entry = + create_proc_read_entry(name, S_IFREG | S_IRUGO | S_IWUSR, + acpi_root_dir, acpi_system_read_debug, + (void *)1); + if (entry) entry->write_proc = acpi_system_write_debug; else goto Error; - Done: + Done: return_VALUE(error); - Error: - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' proc fs entry\n", name)); + Error: + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create '%s' proc fs entry\n", name)); remove_proc_entry(ACPI_SYSTEM_FILE_DEBUG_LEVEL, acpi_root_dir); remove_proc_entry(ACPI_SYSTEM_FILE_DEBUG_LAYER, acpi_root_dir); diff --git a/drivers/acpi/dispatcher/dsfield.c b/drivers/acpi/dispatcher/dsfield.c index 84193983d6ba..2022aeaecfbb 100644 --- a/drivers/acpi/dispatcher/dsfield.c +++ b/drivers/acpi/dispatcher/dsfield.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/amlcode.h> #include <acpi/acdispat.h> @@ -49,18 +48,14 @@ #include <acpi/acnamesp.h> #include <acpi/acparser.h> - #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dsfield") +ACPI_MODULE_NAME("dsfield") /* Local prototypes */ - static acpi_status -acpi_ds_get_field_names ( - struct acpi_create_field_info *info, - struct acpi_walk_state *walk_state, - union acpi_parse_object *arg); - +acpi_ds_get_field_names(struct acpi_create_field_info *info, + struct acpi_walk_state *walk_state, + union acpi_parse_object *arg); /******************************************************************************* * @@ -82,41 +77,36 @@ acpi_ds_get_field_names ( ******************************************************************************/ acpi_status -acpi_ds_create_buffer_field ( - union acpi_parse_object *op, - struct acpi_walk_state *walk_state) +acpi_ds_create_buffer_field(union acpi_parse_object *op, + struct acpi_walk_state *walk_state) { - union acpi_parse_object *arg; - struct acpi_namespace_node *node; - acpi_status status; - union acpi_operand_object *obj_desc; - union acpi_operand_object *second_desc = NULL; - u32 flags; - - - ACPI_FUNCTION_TRACE ("ds_create_buffer_field"); + union acpi_parse_object *arg; + struct acpi_namespace_node *node; + acpi_status status; + union acpi_operand_object *obj_desc; + union acpi_operand_object *second_desc = NULL; + u32 flags; + ACPI_FUNCTION_TRACE("ds_create_buffer_field"); /* Get the name_string argument */ if (op->common.aml_opcode == AML_CREATE_FIELD_OP) { - arg = acpi_ps_get_arg (op, 3); - } - else { + arg = acpi_ps_get_arg(op, 3); + } else { /* Create Bit/Byte/Word/Dword field */ - arg = acpi_ps_get_arg (op, 2); + arg = acpi_ps_get_arg(op, 2); } if (!arg) { - return_ACPI_STATUS (AE_AML_NO_OPERAND); + return_ACPI_STATUS(AE_AML_NO_OPERAND); } if (walk_state->deferred_node) { node = walk_state->deferred_node; status = AE_OK; - } - else { + } else { /* * During the load phase, we want to enter the name of the field into * the namespace. During the execute phase (when we evaluate the size @@ -124,21 +114,22 @@ acpi_ds_create_buffer_field ( */ if (walk_state->parse_flags & ACPI_PARSE_EXECUTE) { flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE; - } - else { + } else { flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE | - ACPI_NS_ERROR_IF_FOUND; + ACPI_NS_ERROR_IF_FOUND; } /* * Enter the name_string into the namespace */ - status = acpi_ns_lookup (walk_state->scope_info, arg->common.value.string, - ACPI_TYPE_ANY, ACPI_IMODE_LOAD_PASS1, - flags, walk_state, &(node)); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (arg->common.value.string, status); - return_ACPI_STATUS (status); + status = + acpi_ns_lookup(walk_state->scope_info, + arg->common.value.string, ACPI_TYPE_ANY, + ACPI_IMODE_LOAD_PASS1, flags, walk_state, + &(node)); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(arg->common.value.string, status); + return_ACPI_STATUS(status); } } @@ -153,9 +144,9 @@ acpi_ds_create_buffer_field ( * and we need to create the field object. Otherwise, this was a lookup * of an existing node and we don't want to create the field object again. */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (obj_desc) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* @@ -165,7 +156,7 @@ acpi_ds_create_buffer_field ( /* Create the buffer field object */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_BUFFER_FIELD); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_BUFFER_FIELD); if (!obj_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -176,28 +167,26 @@ acpi_ds_create_buffer_field ( * opcode and operands -- since the buffer and index * operands must be evaluated. */ - second_desc = obj_desc->common.next_object; + second_desc = obj_desc->common.next_object; second_desc->extra.aml_start = op->named.data; second_desc->extra.aml_length = op->named.length; obj_desc->buffer_field.node = node; /* Attach constructed field descriptors to parent node */ - status = acpi_ns_attach_object (node, obj_desc, ACPI_TYPE_BUFFER_FIELD); - if (ACPI_FAILURE (status)) { + status = acpi_ns_attach_object(node, obj_desc, ACPI_TYPE_BUFFER_FIELD); + if (ACPI_FAILURE(status)) { goto cleanup; } - -cleanup: + cleanup: /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_get_field_names @@ -214,17 +203,14 @@ cleanup: ******************************************************************************/ static acpi_status -acpi_ds_get_field_names ( - struct acpi_create_field_info *info, - struct acpi_walk_state *walk_state, - union acpi_parse_object *arg) +acpi_ds_get_field_names(struct acpi_create_field_info *info, + struct acpi_walk_state *walk_state, + union acpi_parse_object *arg) { - acpi_status status; - acpi_integer position; - - - ACPI_FUNCTION_TRACE_PTR ("ds_get_field_names", info); + acpi_status status; + acpi_integer position; + ACPI_FUNCTION_TRACE_PTR("ds_get_field_names", info); /* First field starts at bit zero */ @@ -243,18 +229,16 @@ acpi_ds_get_field_names ( case AML_INT_RESERVEDFIELD_OP: position = (acpi_integer) info->field_bit_position - + (acpi_integer) arg->common.value.size; + + (acpi_integer) arg->common.value.size; if (position > ACPI_UINT32_MAX) { - ACPI_REPORT_ERROR (( - "Bit offset within field too large (> 0xFFFFFFFF)\n")); - return_ACPI_STATUS (AE_SUPPORT); + ACPI_REPORT_ERROR(("Bit offset within field too large (> 0xFFFFFFFF)\n")); + return_ACPI_STATUS(AE_SUPPORT); } info->field_bit_position = (u32) position; break; - case AML_INT_ACCESSFIELD_OP: /* @@ -266,73 +250,70 @@ acpi_ds_get_field_names ( * ACCESS_TYPE bits */ info->field_flags = (u8) - ((info->field_flags & ~(AML_FIELD_ACCESS_TYPE_MASK)) | - ((u8) ((u32) arg->common.value.integer >> 8))); + ((info-> + field_flags & ~(AML_FIELD_ACCESS_TYPE_MASK)) | + ((u8) ((u32) arg->common.value.integer >> 8))); info->attribute = (u8) (arg->common.value.integer); break; - case AML_INT_NAMEDFIELD_OP: /* Lookup the name */ - status = acpi_ns_lookup (walk_state->scope_info, - (char *) &arg->named.name, - info->field_type, ACPI_IMODE_EXECUTE, - ACPI_NS_DONT_OPEN_SCOPE, - walk_state, &info->field_node); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR ((char *) &arg->named.name, status); + status = acpi_ns_lookup(walk_state->scope_info, + (char *)&arg->named.name, + info->field_type, + ACPI_IMODE_EXECUTE, + ACPI_NS_DONT_OPEN_SCOPE, + walk_state, &info->field_node); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR((char *)&arg->named.name, + status); if (status != AE_ALREADY_EXISTS) { - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Already exists, ignore error */ - } - else { + } else { arg->common.node = info->field_node; info->field_bit_length = arg->common.value.size; /* Create and initialize an object for the new Field Node */ - status = acpi_ex_prep_field_value (info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_prep_field_value(info); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Keep track of bit position for the next field */ position = (acpi_integer) info->field_bit_position - + (acpi_integer) arg->common.value.size; + + (acpi_integer) arg->common.value.size; if (position > ACPI_UINT32_MAX) { - ACPI_REPORT_ERROR (( - "Field [%4.4s] bit offset too large (> 0xFFFFFFFF)\n", - (char *) &info->field_node->name)); - return_ACPI_STATUS (AE_SUPPORT); + ACPI_REPORT_ERROR(("Field [%4.4s] bit offset too large (> 0xFFFFFFFF)\n", (char *)&info->field_node->name)); + return_ACPI_STATUS(AE_SUPPORT); } info->field_bit_position += info->field_bit_length; break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Invalid opcode in field list: %X\n", - arg->common.aml_opcode)); - return_ACPI_STATUS (AE_AML_BAD_OPCODE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid opcode in field list: %X\n", + arg->common.aml_opcode)); + return_ACPI_STATUS(AE_AML_BAD_OPCODE); } arg = arg->common.next; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_create_field @@ -348,29 +329,28 @@ acpi_ds_get_field_names ( ******************************************************************************/ acpi_status -acpi_ds_create_field ( - union acpi_parse_object *op, - struct acpi_namespace_node *region_node, - struct acpi_walk_state *walk_state) +acpi_ds_create_field(union acpi_parse_object *op, + struct acpi_namespace_node *region_node, + struct acpi_walk_state *walk_state) { - acpi_status status; - union acpi_parse_object *arg; - struct acpi_create_field_info info; - - - ACPI_FUNCTION_TRACE_PTR ("ds_create_field", op); + acpi_status status; + union acpi_parse_object *arg; + struct acpi_create_field_info info; + ACPI_FUNCTION_TRACE_PTR("ds_create_field", op); /* First arg is the name of the parent op_region (must already exist) */ arg = op->common.value.arg; if (!region_node) { - status = acpi_ns_lookup (walk_state->scope_info, arg->common.value.name, - ACPI_TYPE_REGION, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, walk_state, ®ion_node); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (arg->common.value.name, status); - return_ACPI_STATUS (status); + status = + acpi_ns_lookup(walk_state->scope_info, + arg->common.value.name, ACPI_TYPE_REGION, + ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, + walk_state, ®ion_node); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(arg->common.value.name, status); + return_ACPI_STATUS(status); } } @@ -385,12 +365,11 @@ acpi_ds_create_field ( info.field_type = ACPI_TYPE_LOCAL_REGION_FIELD; info.region_node = region_node; - status = acpi_ds_get_field_names (&info, walk_state, arg->common.next); + status = acpi_ds_get_field_names(&info, walk_state, arg->common.next); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_init_field_objects @@ -407,37 +386,34 @@ acpi_ds_create_field ( ******************************************************************************/ acpi_status -acpi_ds_init_field_objects ( - union acpi_parse_object *op, - struct acpi_walk_state *walk_state) +acpi_ds_init_field_objects(union acpi_parse_object *op, + struct acpi_walk_state *walk_state) { - acpi_status status; - union acpi_parse_object *arg = NULL; - struct acpi_namespace_node *node; - u8 type = 0; - - - ACPI_FUNCTION_TRACE_PTR ("ds_init_field_objects", op); + acpi_status status; + union acpi_parse_object *arg = NULL; + struct acpi_namespace_node *node; + u8 type = 0; + ACPI_FUNCTION_TRACE_PTR("ds_init_field_objects", op); switch (walk_state->opcode) { case AML_FIELD_OP: - arg = acpi_ps_get_arg (op, 2); + arg = acpi_ps_get_arg(op, 2); type = ACPI_TYPE_LOCAL_REGION_FIELD; break; case AML_BANK_FIELD_OP: - arg = acpi_ps_get_arg (op, 4); + arg = acpi_ps_get_arg(op, 4); type = ACPI_TYPE_LOCAL_BANK_FIELD; break; case AML_INDEX_FIELD_OP: - arg = acpi_ps_get_arg (op, 3); + arg = acpi_ps_get_arg(op, 3); type = ACPI_TYPE_LOCAL_INDEX_FIELD; break; default: - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* @@ -447,16 +423,18 @@ acpi_ds_init_field_objects ( /* Ignore OFFSET and ACCESSAS terms here */ if (arg->common.aml_opcode == AML_INT_NAMEDFIELD_OP) { - status = acpi_ns_lookup (walk_state->scope_info, - (char *) &arg->named.name, - type, ACPI_IMODE_LOAD_PASS1, - ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE | - ACPI_NS_ERROR_IF_FOUND, - walk_state, &node); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR ((char *) &arg->named.name, status); + status = acpi_ns_lookup(walk_state->scope_info, + (char *)&arg->named.name, + type, ACPI_IMODE_LOAD_PASS1, + ACPI_NS_NO_UPSEARCH | + ACPI_NS_DONT_OPEN_SCOPE | + ACPI_NS_ERROR_IF_FOUND, + walk_state, &node); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR((char *)&arg->named.name, + status); if (status != AE_ALREADY_EXISTS) { - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Name already exists, just ignore this error */ @@ -472,10 +450,9 @@ acpi_ds_init_field_objects ( arg = arg->common.next; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_create_bank_field @@ -491,41 +468,42 @@ acpi_ds_init_field_objects ( ******************************************************************************/ acpi_status -acpi_ds_create_bank_field ( - union acpi_parse_object *op, - struct acpi_namespace_node *region_node, - struct acpi_walk_state *walk_state) +acpi_ds_create_bank_field(union acpi_parse_object *op, + struct acpi_namespace_node *region_node, + struct acpi_walk_state *walk_state) { - acpi_status status; - union acpi_parse_object *arg; - struct acpi_create_field_info info; - - - ACPI_FUNCTION_TRACE_PTR ("ds_create_bank_field", op); + acpi_status status; + union acpi_parse_object *arg; + struct acpi_create_field_info info; + ACPI_FUNCTION_TRACE_PTR("ds_create_bank_field", op); /* First arg is the name of the parent op_region (must already exist) */ arg = op->common.value.arg; if (!region_node) { - status = acpi_ns_lookup (walk_state->scope_info, arg->common.value.name, - ACPI_TYPE_REGION, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, walk_state, ®ion_node); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (arg->common.value.name, status); - return_ACPI_STATUS (status); + status = + acpi_ns_lookup(walk_state->scope_info, + arg->common.value.name, ACPI_TYPE_REGION, + ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, + walk_state, ®ion_node); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(arg->common.value.name, status); + return_ACPI_STATUS(status); } } /* Second arg is the Bank Register (Field) (must already exist) */ arg = arg->common.next; - status = acpi_ns_lookup (walk_state->scope_info, arg->common.value.string, - ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, walk_state, &info.register_node); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (arg->common.value.string, status); - return_ACPI_STATUS (status); + status = + acpi_ns_lookup(walk_state->scope_info, arg->common.value.string, + ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, walk_state, + &info.register_node); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(arg->common.value.string, status); + return_ACPI_STATUS(status); } /* Third arg is the bank_value */ @@ -543,12 +521,11 @@ acpi_ds_create_bank_field ( info.field_type = ACPI_TYPE_LOCAL_BANK_FIELD; info.region_node = region_node; - status = acpi_ds_get_field_names (&info, walk_state, arg->common.next); + status = acpi_ds_get_field_names(&info, walk_state, arg->common.next); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_create_index_field @@ -564,39 +541,40 @@ acpi_ds_create_bank_field ( ******************************************************************************/ acpi_status -acpi_ds_create_index_field ( - union acpi_parse_object *op, - struct acpi_namespace_node *region_node, - struct acpi_walk_state *walk_state) +acpi_ds_create_index_field(union acpi_parse_object *op, + struct acpi_namespace_node *region_node, + struct acpi_walk_state *walk_state) { - acpi_status status; - union acpi_parse_object *arg; - struct acpi_create_field_info info; - - - ACPI_FUNCTION_TRACE_PTR ("ds_create_index_field", op); + acpi_status status; + union acpi_parse_object *arg; + struct acpi_create_field_info info; + ACPI_FUNCTION_TRACE_PTR("ds_create_index_field", op); /* First arg is the name of the Index register (must already exist) */ arg = op->common.value.arg; - status = acpi_ns_lookup (walk_state->scope_info, arg->common.value.string, - ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, walk_state, &info.register_node); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (arg->common.value.string, status); - return_ACPI_STATUS (status); + status = + acpi_ns_lookup(walk_state->scope_info, arg->common.value.string, + ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, walk_state, + &info.register_node); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(arg->common.value.string, status); + return_ACPI_STATUS(status); } /* Second arg is the data register (must already exist) */ arg = arg->common.next; - status = acpi_ns_lookup (walk_state->scope_info, arg->common.value.string, - ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT, walk_state, &info.data_register_node); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (arg->common.value.string, status); - return_ACPI_STATUS (status); + status = + acpi_ns_lookup(walk_state->scope_info, arg->common.value.string, + ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, walk_state, + &info.data_register_node); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(arg->common.value.string, status); + return_ACPI_STATUS(status); } /* Next arg is the field flags */ @@ -609,9 +587,7 @@ acpi_ds_create_index_field ( info.field_type = ACPI_TYPE_LOCAL_INDEX_FIELD; info.region_node = region_node; - status = acpi_ds_get_field_names (&info, walk_state, arg->common.next); + status = acpi_ds_get_field_names(&info, walk_state, arg->common.next); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/dispatcher/dsinit.c b/drivers/acpi/dispatcher/dsinit.c index d7790db50178..8693c704aea6 100644 --- a/drivers/acpi/dispatcher/dsinit.c +++ b/drivers/acpi/dispatcher/dsinit.c @@ -41,23 +41,17 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acdispat.h> #include <acpi/acnamesp.h> #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dsinit") +ACPI_MODULE_NAME("dsinit") /* Local prototypes */ - static acpi_status -acpi_ds_init_one_object ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value); - +acpi_ds_init_one_object(acpi_handle obj_handle, + u32 level, void *context, void **return_value); /******************************************************************************* * @@ -80,26 +74,23 @@ acpi_ds_init_one_object ( ******************************************************************************/ static acpi_status -acpi_ds_init_one_object ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value) +acpi_ds_init_one_object(acpi_handle obj_handle, + u32 level, void *context, void **return_value) { - acpi_object_type type; - acpi_status status; - struct acpi_init_walk_info *info = (struct acpi_init_walk_info *) context; - - - ACPI_FUNCTION_NAME ("ds_init_one_object"); + struct acpi_init_walk_info *info = + (struct acpi_init_walk_info *)context; + struct acpi_namespace_node *node = + (struct acpi_namespace_node *)obj_handle; + acpi_object_type type; + acpi_status status; + ACPI_FUNCTION_NAME("ds_init_one_object"); /* - * We are only interested in objects owned by the table that + * We are only interested in NS nodes owned by the table that * was just loaded */ - if (((struct acpi_namespace_node *) obj_handle)->owner_id != - info->table_desc->table_id) { + if (node->owner_id != info->table_desc->owner_id) { return (AE_OK); } @@ -107,33 +98,31 @@ acpi_ds_init_one_object ( /* And even then, we are only interested in a few object types */ - type = acpi_ns_get_type (obj_handle); + type = acpi_ns_get_type(obj_handle); switch (type) { case ACPI_TYPE_REGION: - status = acpi_ds_initialize_region (obj_handle); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Region %p [%4.4s] - Init failure, %s\n", - obj_handle, acpi_ut_get_node_name (obj_handle), - acpi_format_exception (status))); + status = acpi_ds_initialize_region(obj_handle); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Region %p [%4.4s] - Init failure, %s\n", + obj_handle, + acpi_ut_get_node_name(obj_handle), + acpi_format_exception(status))); } info->op_region_count++; break; - case ACPI_TYPE_METHOD: - info->method_count++; - /* * Print a dot for each method unless we are going to print * the entire pathname */ if (!(acpi_dbg_level & ACPI_LV_INIT_NAMES)) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, ".")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, ".")); } /* @@ -143,41 +132,32 @@ acpi_ds_init_one_object ( * on a per-table basis. Currently, we just use a global for the width. */ if (info->table_desc->pointer->revision == 1) { - ((struct acpi_namespace_node *) obj_handle)->flags |= ANOBJ_DATA_WIDTH_32; + node->flags |= ANOBJ_DATA_WIDTH_32; } /* * Always parse methods to detect errors, we will delete * the parse tree below */ - status = acpi_ds_parse_method (obj_handle); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Method %p [%4.4s] - parse failure, %s\n", - obj_handle, acpi_ut_get_node_name (obj_handle), - acpi_format_exception (status))); + status = acpi_ds_parse_method(obj_handle); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "\n+Method %p [%4.4s] - parse failure, %s\n", + obj_handle, + acpi_ut_get_node_name(obj_handle), + acpi_format_exception(status))); /* This parse failed, but we will continue parsing more methods */ - - break; } - /* - * Delete the parse tree. We simply re-parse the method - * for every execution since there isn't much overhead - */ - acpi_ns_delete_namespace_subtree (obj_handle); - acpi_ns_delete_namespace_by_owner ( - ((struct acpi_namespace_node *) obj_handle)->object->method.owning_id); + info->method_count++; break; - case ACPI_TYPE_DEVICE: info->device_count++; break; - default: break; } @@ -189,7 +169,6 @@ acpi_ds_init_one_object ( return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_initialize_objects @@ -205,45 +184,43 @@ acpi_ds_init_one_object ( ******************************************************************************/ acpi_status -acpi_ds_initialize_objects ( - struct acpi_table_desc *table_desc, - struct acpi_namespace_node *start_node) +acpi_ds_initialize_objects(struct acpi_table_desc * table_desc, + struct acpi_namespace_node * start_node) { - acpi_status status; - struct acpi_init_walk_info info; + acpi_status status; + struct acpi_init_walk_info info; + ACPI_FUNCTION_TRACE("ds_initialize_objects"); - ACPI_FUNCTION_TRACE ("ds_initialize_objects"); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "**** Starting initialization of namespace objects ****\n")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, "Parsing all Control Methods:")); - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "**** Starting initialization of namespace objects ****\n")); - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, "Parsing all Control Methods:")); - - info.method_count = 0; + info.method_count = 0; info.op_region_count = 0; - info.object_count = 0; - info.device_count = 0; - info.table_desc = table_desc; + info.object_count = 0; + info.device_count = 0; + info.table_desc = table_desc; /* Walk entire namespace from the supplied root */ - status = acpi_walk_namespace (ACPI_TYPE_ANY, start_node, ACPI_UINT32_MAX, - acpi_ds_init_one_object, &info, NULL); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "walk_namespace failed, %s\n", - acpi_format_exception (status))); + status = acpi_walk_namespace(ACPI_TYPE_ANY, start_node, ACPI_UINT32_MAX, + acpi_ds_init_one_object, &info, NULL); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "walk_namespace failed, %s\n", + acpi_format_exception(status))); } - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, - "\nTable [%4.4s](id %4.4X) - %hd Objects with %hd Devices %hd Methods %hd Regions\n", - table_desc->pointer->signature, table_desc->table_id, info.object_count, - info.device_count, info.method_count, info.op_region_count)); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, + "\nTable [%4.4s](id %4.4X) - %hd Objects with %hd Devices %hd Methods %hd Regions\n", + table_desc->pointer->signature, + table_desc->owner_id, info.object_count, + info.device_count, info.method_count, + info.op_region_count)); - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "%hd Methods, %hd Regions\n", info.method_count, info.op_region_count)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "%hd Methods, %hd Regions\n", info.method_count, + info.op_region_count)); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - - diff --git a/drivers/acpi/dispatcher/dsmethod.c b/drivers/acpi/dispatcher/dsmethod.c index 9fc3f4c033eb..36c1ca0b9adb 100644 --- a/drivers/acpi/dispatcher/dsmethod.c +++ b/drivers/acpi/dispatcher/dsmethod.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> @@ -49,67 +48,57 @@ #include <acpi/acinterp.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dsmethod") - +ACPI_MODULE_NAME("dsmethod") /******************************************************************************* * * FUNCTION: acpi_ds_parse_method * - * PARAMETERS: obj_handle - Method node + * PARAMETERS: Node - Method node * * RETURN: Status * - * DESCRIPTION: Call the parser and parse the AML that is associated with the - * method. + * DESCRIPTION: Parse the AML that is associated with the method. * * MUTEX: Assumes parser is locked * ******************************************************************************/ - -acpi_status -acpi_ds_parse_method ( - acpi_handle obj_handle) +acpi_status acpi_ds_parse_method(struct acpi_namespace_node *node) { - acpi_status status; - union acpi_operand_object *obj_desc; - union acpi_parse_object *op; - struct acpi_namespace_node *node; - acpi_owner_id owner_id; - struct acpi_walk_state *walk_state; - - - ACPI_FUNCTION_TRACE_PTR ("ds_parse_method", obj_handle); + acpi_status status; + union acpi_operand_object *obj_desc; + union acpi_parse_object *op; + struct acpi_walk_state *walk_state; + ACPI_FUNCTION_TRACE_PTR("ds_parse_method", node); /* Parameter Validation */ - if (!obj_handle) { - return_ACPI_STATUS (AE_NULL_ENTRY); + if (!node) { + return_ACPI_STATUS(AE_NULL_ENTRY); } - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "**** Parsing [%4.4s] **** named_obj=%p\n", - acpi_ut_get_node_name (obj_handle), obj_handle)); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "**** Parsing [%4.4s] **** named_obj=%p\n", + acpi_ut_get_node_name(node), node)); /* Extract the method object from the method Node */ - node = (struct acpi_namespace_node *) obj_handle; - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { - return_ACPI_STATUS (AE_NULL_OBJECT); + return_ACPI_STATUS(AE_NULL_OBJECT); } /* Create a mutex for the method if there is a concurrency limit */ if ((obj_desc->method.concurrency != ACPI_INFINITE_CONCURRENCY) && - (!obj_desc->method.semaphore)) { - status = acpi_os_create_semaphore (obj_desc->method.concurrency, - obj_desc->method.concurrency, - &obj_desc->method.semaphore); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + (!obj_desc->method.semaphore)) { + status = acpi_os_create_semaphore(obj_desc->method.concurrency, + obj_desc->method.concurrency, + &obj_desc->method.semaphore); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } @@ -117,14 +106,14 @@ acpi_ds_parse_method ( * Allocate a new parser op to be the root of the parsed * method tree */ - op = acpi_ps_alloc_op (AML_METHOD_OP); + op = acpi_ps_alloc_op(AML_METHOD_OP); if (!op) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Init new op with the method name and pointer back to the Node */ - acpi_ps_set_name (op, node->name.integer); + acpi_ps_set_name(op, node->name.integer); op->common.node = node; /* @@ -132,22 +121,27 @@ acpi_ds_parse_method ( * objects (such as Operation Regions) can be created during the * first pass parse. */ - owner_id = acpi_ut_allocate_owner_id (ACPI_OWNER_TYPE_METHOD); - obj_desc->method.owning_id = owner_id; + status = acpi_ut_allocate_owner_id(&obj_desc->method.owner_id); + if (ACPI_FAILURE(status)) { + goto cleanup; + } /* Create and initialize a new walk state */ - walk_state = acpi_ds_create_walk_state (owner_id, NULL, NULL, NULL); + walk_state = + acpi_ds_create_walk_state(obj_desc->method.owner_id, NULL, NULL, + NULL); if (!walk_state) { - return_ACPI_STATUS (AE_NO_MEMORY); + status = AE_NO_MEMORY; + goto cleanup2; } - status = acpi_ds_init_aml_walk (walk_state, op, node, - obj_desc->method.aml_start, - obj_desc->method.aml_length, NULL, 1); - if (ACPI_FAILURE (status)) { - acpi_ds_delete_walk_state (walk_state); - return_ACPI_STATUS (status); + status = acpi_ds_init_aml_walk(walk_state, op, node, + obj_desc->method.aml_start, + obj_desc->method.aml_length, NULL, 1); + if (ACPI_FAILURE(status)) { + acpi_ds_delete_walk_state(walk_state); + goto cleanup2; } /* @@ -159,19 +153,30 @@ acpi_ds_parse_method ( * method so that operands to the named objects can take on dynamic * run-time values. */ - status = acpi_ps_parse_aml (walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ps_parse_aml(walk_state); + if (ACPI_FAILURE(status)) { + goto cleanup2; } - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "**** [%4.4s] Parsed **** named_obj=%p Op=%p\n", - acpi_ut_get_node_name (obj_handle), obj_handle, op)); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "**** [%4.4s] Parsed **** named_obj=%p Op=%p\n", + acpi_ut_get_node_name(node), node, op)); - acpi_ps_delete_parse_tree (op); - return_ACPI_STATUS (status); -} + /* + * Delete the parse tree. We simply re-parse the method for every + * execution since there isn't much overhead (compared to keeping lots + * of parse trees around) + */ + acpi_ns_delete_namespace_subtree(node); + acpi_ns_delete_namespace_by_owner(obj_desc->method.owner_id); + + cleanup2: + acpi_ut_release_owner_id(&obj_desc->method.owner_id); + cleanup: + acpi_ps_delete_parse_tree(op); + return_ACPI_STATUS(status); +} /******************************************************************************* * @@ -190,19 +195,23 @@ acpi_ds_parse_method ( ******************************************************************************/ acpi_status -acpi_ds_begin_method_execution ( - struct acpi_namespace_node *method_node, - union acpi_operand_object *obj_desc, - struct acpi_namespace_node *calling_method_node) +acpi_ds_begin_method_execution(struct acpi_namespace_node *method_node, + union acpi_operand_object *obj_desc, + struct acpi_namespace_node *calling_method_node) { - acpi_status status = AE_OK; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_PTR("ds_begin_method_execution", method_node); - ACPI_FUNCTION_TRACE_PTR ("ds_begin_method_execution", method_node); + if (!method_node) { + return_ACPI_STATUS(AE_NULL_ENTRY); + } + /* Prevent wraparound of thread count */ - if (!method_node) { - return_ACPI_STATUS (AE_NULL_ENTRY); + if (obj_desc->method.thread_count == ACPI_UINT8_MAX) { + ACPI_REPORT_ERROR(("Method reached maximum reentrancy limit (255)\n")); + return_ACPI_STATUS(AE_AML_METHOD_LIMIT); } /* @@ -219,8 +228,9 @@ acpi_ds_begin_method_execution ( * thread that is making recursive method calls. */ if (method_node == calling_method_node) { - if (obj_desc->method.thread_count >= obj_desc->method.concurrency) { - return_ACPI_STATUS (AE_AML_METHOD_LIMIT); + if (obj_desc->method.thread_count >= + obj_desc->method.concurrency) { + return_ACPI_STATUS(AE_AML_METHOD_LIMIT); } } @@ -228,8 +238,21 @@ acpi_ds_begin_method_execution ( * Get a unit from the method semaphore. This releases the * interpreter if we block */ - status = acpi_ex_system_wait_semaphore (obj_desc->method.semaphore, - ACPI_WAIT_FOREVER); + status = + acpi_ex_system_wait_semaphore(obj_desc->method.semaphore, + ACPI_WAIT_FOREVER); + } + + /* + * Allocate an Owner ID for this method, only if this is the first thread + * to begin concurrent execution. We only need one owner_id, even if the + * method is invoked recursively. + */ + if (!obj_desc->method.owner_id) { + status = acpi_ut_allocate_owner_id(&obj_desc->method.owner_id); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } } /* @@ -237,10 +260,9 @@ acpi_ds_begin_method_execution ( * reentered one more time (even if it is the same thread) */ obj_desc->method.thread_count++; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_call_control_method @@ -256,101 +278,99 @@ acpi_ds_begin_method_execution ( ******************************************************************************/ acpi_status -acpi_ds_call_control_method ( - struct acpi_thread_state *thread, - struct acpi_walk_state *this_walk_state, - union acpi_parse_object *op) +acpi_ds_call_control_method(struct acpi_thread_state *thread, + struct acpi_walk_state *this_walk_state, + union acpi_parse_object *op) { - acpi_status status; - struct acpi_namespace_node *method_node; - struct acpi_walk_state *next_walk_state; - union acpi_operand_object *obj_desc; - struct acpi_parameter_info info; - u32 i; - + acpi_status status; + struct acpi_namespace_node *method_node; + struct acpi_walk_state *next_walk_state = NULL; + union acpi_operand_object *obj_desc; + struct acpi_parameter_info info; + u32 i; - ACPI_FUNCTION_TRACE_PTR ("ds_call_control_method", this_walk_state); + ACPI_FUNCTION_TRACE_PTR("ds_call_control_method", this_walk_state); - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Execute method %p, currentstate=%p\n", - this_walk_state->prev_op, this_walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Execute method %p, currentstate=%p\n", + this_walk_state->prev_op, this_walk_state)); /* * Get the namespace entry for the control method we are about to call */ method_node = this_walk_state->method_call_node; if (!method_node) { - return_ACPI_STATUS (AE_NULL_ENTRY); + return_ACPI_STATUS(AE_NULL_ENTRY); } - obj_desc = acpi_ns_get_attached_object (method_node); + obj_desc = acpi_ns_get_attached_object(method_node); if (!obj_desc) { - return_ACPI_STATUS (AE_NULL_OBJECT); + return_ACPI_STATUS(AE_NULL_OBJECT); } - obj_desc->method.owning_id = acpi_ut_allocate_owner_id (ACPI_OWNER_TYPE_METHOD); - /* Init for new method, wait on concurrency semaphore */ - status = acpi_ds_begin_method_execution (method_node, obj_desc, - this_walk_state->method_node); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_begin_method_execution(method_node, obj_desc, + this_walk_state->method_node); + if (ACPI_FAILURE(status)) { + goto cleanup; } if (!(obj_desc->method.method_flags & AML_METHOD_INTERNAL_ONLY)) { /* 1) Parse: Create a new walk state for the preempting walk */ - next_walk_state = acpi_ds_create_walk_state (obj_desc->method.owning_id, - op, obj_desc, NULL); + next_walk_state = + acpi_ds_create_walk_state(obj_desc->method.owner_id, op, + obj_desc, NULL); if (!next_walk_state) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Create and init a Root Node */ - op = acpi_ps_create_scope_op (); + op = acpi_ps_create_scope_op(); if (!op) { status = AE_NO_MEMORY; goto cleanup; } - status = acpi_ds_init_aml_walk (next_walk_state, op, method_node, - obj_desc->method.aml_start, obj_desc->method.aml_length, - NULL, 1); - if (ACPI_FAILURE (status)) { - acpi_ds_delete_walk_state (next_walk_state); + status = acpi_ds_init_aml_walk(next_walk_state, op, method_node, + obj_desc->method.aml_start, + obj_desc->method.aml_length, + NULL, 1); + if (ACPI_FAILURE(status)) { + acpi_ds_delete_walk_state(next_walk_state); goto cleanup; } /* Begin AML parse */ - status = acpi_ps_parse_aml (next_walk_state); - acpi_ps_delete_parse_tree (op); + status = acpi_ps_parse_aml(next_walk_state); + acpi_ps_delete_parse_tree(op); } /* 2) Execute: Create a new state for the preempting walk */ - next_walk_state = acpi_ds_create_walk_state (obj_desc->method.owning_id, - NULL, obj_desc, thread); + next_walk_state = acpi_ds_create_walk_state(obj_desc->method.owner_id, + NULL, obj_desc, thread); if (!next_walk_state) { status = AE_NO_MEMORY; goto cleanup; } /* * The resolved arguments were put on the previous walk state's operand - * stack. Operands on the previous walk state stack always - * start at index 0. - * Null terminate the list of arguments + * stack. Operands on the previous walk state stack always + * start at index 0. Also, null terminate the list of arguments */ - this_walk_state->operands [this_walk_state->num_operands] = NULL; + this_walk_state->operands[this_walk_state->num_operands] = NULL; info.parameters = &this_walk_state->operands[0]; info.parameter_type = ACPI_PARAM_ARGS; - status = acpi_ds_init_aml_walk (next_walk_state, NULL, method_node, - obj_desc->method.aml_start, obj_desc->method.aml_length, - &info, 3); - if (ACPI_FAILURE (status)) { + status = acpi_ds_init_aml_walk(next_walk_state, NULL, method_node, + obj_desc->method.aml_start, + obj_desc->method.aml_length, &info, 3); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -359,38 +379,37 @@ acpi_ds_call_control_method ( * (they were copied to new objects) */ for (i = 0; i < obj_desc->method.param_count; i++) { - acpi_ut_remove_reference (this_walk_state->operands [i]); - this_walk_state->operands [i] = NULL; + acpi_ut_remove_reference(this_walk_state->operands[i]); + this_walk_state->operands[i] = NULL; } /* Clear the operand stack */ this_walk_state->num_operands = 0; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Starting nested execution, newstate=%p\n", next_walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Starting nested execution, newstate=%p\n", + next_walk_state)); if (obj_desc->method.method_flags & AML_METHOD_INTERNAL_ONLY) { - status = obj_desc->method.implementation (next_walk_state); - return_ACPI_STATUS (status); + status = obj_desc->method.implementation(next_walk_state); } - return_ACPI_STATUS (AE_OK); - + return_ACPI_STATUS(status); - /* On error, we must delete the new walk state */ + cleanup: + /* Decrement the thread count on the method parse tree */ -cleanup: if (next_walk_state && (next_walk_state->method_desc)) { - /* Decrement the thread count on the method parse tree */ - - next_walk_state->method_desc->method.thread_count--; + next_walk_state->method_desc->method.thread_count--; } - (void) acpi_ds_terminate_control_method (next_walk_state); - acpi_ds_delete_walk_state (next_walk_state); - return_ACPI_STATUS (status); -} + /* On error, we must delete the new walk state */ + + acpi_ds_terminate_control_method(next_walk_state); + acpi_ds_delete_walk_state(next_walk_state); + return_ACPI_STATUS(status); +} /******************************************************************************* * @@ -407,25 +426,22 @@ cleanup: ******************************************************************************/ acpi_status -acpi_ds_restart_control_method ( - struct acpi_walk_state *walk_state, - union acpi_operand_object *return_desc) +acpi_ds_restart_control_method(struct acpi_walk_state *walk_state, + union acpi_operand_object *return_desc) { - acpi_status status; + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ds_restart_control_method", walk_state); - ACPI_FUNCTION_TRACE_PTR ("ds_restart_control_method", walk_state); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "****Restart [%4.4s] Op %p return_value_from_callee %p\n", + (char *)&walk_state->method_node->name, + walk_state->method_call_op, return_desc)); - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "****Restart [%4.4s] Op %p return_value_from_callee %p\n", - (char *) &walk_state->method_node->name, walk_state->method_call_op, - return_desc)); - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - " return_from_this_method_used?=%X res_stack %p Walk %p\n", - walk_state->return_used, - walk_state->results, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + " return_from_this_method_used?=%X res_stack %p Walk %p\n", + walk_state->return_used, + walk_state->results, walk_state)); /* Did the called method return a value? */ @@ -435,10 +451,10 @@ acpi_ds_restart_control_method ( if (walk_state->return_used) { /* Save the return value from the previous method */ - status = acpi_ds_result_push (return_desc, walk_state); - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (return_desc); - return_ACPI_STATUS (status); + status = acpi_ds_result_push(return_desc, walk_state); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(return_desc); + return_ACPI_STATUS(status); } /* @@ -456,26 +472,26 @@ acpi_ds_restart_control_method ( * NOTE: this is optional because the ASL language does not actually * support this behavior. */ - else if (!acpi_ds_do_implicit_return (return_desc, walk_state, FALSE)) { + else if (!acpi_ds_do_implicit_return + (return_desc, walk_state, FALSE)) { /* * Delete the return value if it will not be used by the * calling method */ - acpi_ut_remove_reference (return_desc); + acpi_ut_remove_reference(return_desc); } } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_terminate_control_method * * PARAMETERS: walk_state - State of the method * - * RETURN: Status + * RETURN: None * * DESCRIPTION: Terminate a control method. Delete everything that the method * created, delete all locals and arguments, and delete the parse @@ -483,63 +499,59 @@ acpi_ds_restart_control_method ( * ******************************************************************************/ -acpi_status -acpi_ds_terminate_control_method ( - struct acpi_walk_state *walk_state) +void acpi_ds_terminate_control_method(struct acpi_walk_state *walk_state) { - union acpi_operand_object *obj_desc; - struct acpi_namespace_node *method_node; - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ds_terminate_control_method", walk_state); + union acpi_operand_object *obj_desc; + struct acpi_namespace_node *method_node; + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ds_terminate_control_method", walk_state); if (!walk_state) { - return (AE_BAD_PARAMETER); + return_VOID; } /* The current method object was saved in the walk state */ obj_desc = walk_state->method_desc; if (!obj_desc) { - return_ACPI_STATUS (AE_OK); + return_VOID; } /* Delete all arguments and locals */ - acpi_ds_method_data_delete_all (walk_state); + acpi_ds_method_data_delete_all(walk_state); /* * Lock the parser while we terminate this method. * If this is the last thread executing the method, * we have additional cleanup to perform */ - status = acpi_ut_acquire_mutex (ACPI_MTX_PARSER); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_PARSER); + if (ACPI_FAILURE(status)) { + return_VOID; } /* Signal completion of the execution of this method if necessary */ if (walk_state->method_desc->method.semaphore) { - status = acpi_os_signal_semaphore ( - walk_state->method_desc->method.semaphore, 1); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not signal method semaphore\n")); - status = AE_OK; + status = + acpi_os_signal_semaphore(walk_state->method_desc->method. + semaphore, 1); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not signal method semaphore\n")); /* Ignore error and continue cleanup */ } } if (walk_state->method_desc->method.thread_count) { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "*** Not deleting method namespace, there are still %d threads\n", - walk_state->method_desc->method.thread_count)); - } + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "*** Not deleting method namespace, there are still %d threads\n", + walk_state->method_desc->method. + thread_count)); + } else { /* This is the last executing thread */ - if (!walk_state->method_desc->method.thread_count) { /* * Support to dynamically change a method from not_serialized to * Serialized if it appears that the method is written foolishly and @@ -551,10 +563,11 @@ acpi_ds_terminate_control_method ( * before creating the synchronization semaphore. */ if ((walk_state->method_desc->method.concurrency == 1) && - (!walk_state->method_desc->method.semaphore)) { - status = acpi_os_create_semaphore (1, - 1, - &walk_state->method_desc->method.semaphore); + (!walk_state->method_desc->method.semaphore)) { + status = acpi_os_create_semaphore(1, 1, + &walk_state-> + method_desc->method. + semaphore); } /* @@ -569,28 +582,27 @@ acpi_ds_terminate_control_method ( * Delete any namespace entries created immediately underneath * the method */ - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + goto exit; } if (method_node->child) { - acpi_ns_delete_namespace_subtree (method_node); + acpi_ns_delete_namespace_subtree(method_node); } /* * Delete any namespace entries created anywhere else within * the namespace */ - acpi_ns_delete_namespace_by_owner (walk_state->method_desc->method.owning_id); - status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } + acpi_ns_delete_namespace_by_owner(walk_state->method_desc-> + method.owner_id); + status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + acpi_ut_release_owner_id(&walk_state->method_desc->method. + owner_id); } - status = acpi_ut_release_mutex (ACPI_MTX_PARSER); - return_ACPI_STATUS (status); + exit: + (void)acpi_ut_release_mutex(ACPI_MTX_PARSER); + return_VOID; } - - diff --git a/drivers/acpi/dispatcher/dsmthdat.c b/drivers/acpi/dispatcher/dsmthdat.c index f7998306f756..4095ce70982b 100644 --- a/drivers/acpi/dispatcher/dsmthdat.c +++ b/drivers/acpi/dispatcher/dsmthdat.c @@ -41,41 +41,32 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acdispat.h> #include <acpi/amlcode.h> #include <acpi/acnamesp.h> #include <acpi/acinterp.h> - #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dsmthdat") +ACPI_MODULE_NAME("dsmthdat") /* Local prototypes */ - static void -acpi_ds_method_data_delete_value ( - u16 opcode, - u32 index, - struct acpi_walk_state *walk_state); +acpi_ds_method_data_delete_value(u16 opcode, + u32 index, struct acpi_walk_state *walk_state); static acpi_status -acpi_ds_method_data_set_value ( - u16 opcode, - u32 index, - union acpi_operand_object *object, - struct acpi_walk_state *walk_state); +acpi_ds_method_data_set_value(u16 opcode, + u32 index, + union acpi_operand_object *object, + struct acpi_walk_state *walk_state); #ifdef ACPI_OBSOLETE_FUNCTIONS acpi_object_type -acpi_ds_method_data_get_type ( - u16 opcode, - u32 index, - struct acpi_walk_state *walk_state); +acpi_ds_method_data_get_type(u16 opcode, + u32 index, struct acpi_walk_state *walk_state); #endif - /******************************************************************************* * * FUNCTION: acpi_ds_method_data_init @@ -97,45 +88,41 @@ acpi_ds_method_data_get_type ( * ******************************************************************************/ -void -acpi_ds_method_data_init ( - struct acpi_walk_state *walk_state) +void acpi_ds_method_data_init(struct acpi_walk_state *walk_state) { - u32 i; - - - ACPI_FUNCTION_TRACE ("ds_method_data_init"); + u32 i; + ACPI_FUNCTION_TRACE("ds_method_data_init"); /* Init the method arguments */ for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++) { - ACPI_MOVE_32_TO_32 (&walk_state->arguments[i].name, + ACPI_MOVE_32_TO_32(&walk_state->arguments[i].name, NAMEOF_ARG_NTE); walk_state->arguments[i].name.integer |= (i << 24); - walk_state->arguments[i].descriptor = ACPI_DESC_TYPE_NAMED; - walk_state->arguments[i].type = ACPI_TYPE_ANY; - walk_state->arguments[i].flags = ANOBJ_END_OF_PEER_LIST | - ANOBJ_METHOD_ARG; + walk_state->arguments[i].descriptor = ACPI_DESC_TYPE_NAMED; + walk_state->arguments[i].type = ACPI_TYPE_ANY; + walk_state->arguments[i].flags = ANOBJ_END_OF_PEER_LIST | + ANOBJ_METHOD_ARG; } /* Init the method locals */ for (i = 0; i < ACPI_METHOD_NUM_LOCALS; i++) { - ACPI_MOVE_32_TO_32 (&walk_state->local_variables[i].name, + ACPI_MOVE_32_TO_32(&walk_state->local_variables[i].name, NAMEOF_LOCAL_NTE); walk_state->local_variables[i].name.integer |= (i << 24); - walk_state->local_variables[i].descriptor = ACPI_DESC_TYPE_NAMED; - walk_state->local_variables[i].type = ACPI_TYPE_ANY; - walk_state->local_variables[i].flags = ANOBJ_END_OF_PEER_LIST | - ANOBJ_METHOD_LOCAL; + walk_state->local_variables[i].descriptor = + ACPI_DESC_TYPE_NAMED; + walk_state->local_variables[i].type = ACPI_TYPE_ANY; + walk_state->local_variables[i].flags = ANOBJ_END_OF_PEER_LIST | + ANOBJ_METHOD_LOCAL; } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ds_method_data_delete_all @@ -149,26 +136,25 @@ acpi_ds_method_data_init ( * ******************************************************************************/ -void -acpi_ds_method_data_delete_all ( - struct acpi_walk_state *walk_state) +void acpi_ds_method_data_delete_all(struct acpi_walk_state *walk_state) { - u32 index; - - - ACPI_FUNCTION_TRACE ("ds_method_data_delete_all"); + u32 index; + ACPI_FUNCTION_TRACE("ds_method_data_delete_all"); /* Detach the locals */ for (index = 0; index < ACPI_METHOD_NUM_LOCALS; index++) { if (walk_state->local_variables[index].object) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Deleting Local%d=%p\n", - index, walk_state->local_variables[index].object)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Deleting Local%d=%p\n", + index, + walk_state->local_variables[index]. + object)); /* Detach object (if present) and remove a reference */ - acpi_ns_detach_object (&walk_state->local_variables[index]); + acpi_ns_detach_object(&walk_state-> + local_variables[index]); } } @@ -176,19 +162,19 @@ acpi_ds_method_data_delete_all ( for (index = 0; index < ACPI_METHOD_NUM_ARGS; index++) { if (walk_state->arguments[index].object) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Deleting Arg%d=%p\n", - index, walk_state->arguments[index].object)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Deleting Arg%d=%p\n", + index, + walk_state->arguments[index].object)); /* Detach object (if present) and remove a reference */ - acpi_ns_detach_object (&walk_state->arguments[index]); + acpi_ns_detach_object(&walk_state->arguments[index]); } } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ds_method_data_init_args @@ -206,47 +192,44 @@ acpi_ds_method_data_delete_all ( ******************************************************************************/ acpi_status -acpi_ds_method_data_init_args ( - union acpi_operand_object **params, - u32 max_param_count, - struct acpi_walk_state *walk_state) +acpi_ds_method_data_init_args(union acpi_operand_object **params, + u32 max_param_count, + struct acpi_walk_state *walk_state) { - acpi_status status; - u32 index = 0; - - - ACPI_FUNCTION_TRACE_PTR ("ds_method_data_init_args", params); + acpi_status status; + u32 index = 0; + ACPI_FUNCTION_TRACE_PTR("ds_method_data_init_args", params); if (!params) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "No param list passed to method\n")); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "No param list passed to method\n")); + return_ACPI_STATUS(AE_OK); } /* Copy passed parameters into the new method stack frame */ while ((index < ACPI_METHOD_NUM_ARGS) && - (index < max_param_count) && - params[index]) { + (index < max_param_count) && params[index]) { /* * A valid parameter. * Store the argument in the method/walk descriptor. * Do not copy the arg in order to implement call by reference */ - status = acpi_ds_method_data_set_value (AML_ARG_OP, index, - params[index], walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_method_data_set_value(AML_ARG_OP, index, + params[index], + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } index++; } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%d args passed to method\n", index)); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%d args passed to method\n", index)); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_method_data_get_node @@ -263,14 +246,12 @@ acpi_ds_method_data_init_args ( ******************************************************************************/ acpi_status -acpi_ds_method_data_get_node ( - u16 opcode, - u32 index, - struct acpi_walk_state *walk_state, - struct acpi_namespace_node **node) +acpi_ds_method_data_get_node(u16 opcode, + u32 index, + struct acpi_walk_state *walk_state, + struct acpi_namespace_node **node) { - ACPI_FUNCTION_TRACE ("ds_method_data_get_node"); - + ACPI_FUNCTION_TRACE("ds_method_data_get_node"); /* * Method Locals and Arguments are supported @@ -279,10 +260,10 @@ acpi_ds_method_data_get_node ( case AML_LOCAL_OP: if (index > ACPI_METHOD_MAX_LOCAL) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Local index %d is invalid (max %d)\n", - index, ACPI_METHOD_MAX_LOCAL)); - return_ACPI_STATUS (AE_AML_INVALID_INDEX); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Local index %d is invalid (max %d)\n", + index, ACPI_METHOD_MAX_LOCAL)); + return_ACPI_STATUS(AE_AML_INVALID_INDEX); } /* Return a pointer to the pseudo-node */ @@ -293,10 +274,10 @@ acpi_ds_method_data_get_node ( case AML_ARG_OP: if (index > ACPI_METHOD_MAX_ARG) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Arg index %d is invalid (max %d)\n", - index, ACPI_METHOD_MAX_ARG)); - return_ACPI_STATUS (AE_AML_INVALID_INDEX); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Arg index %d is invalid (max %d)\n", + index, ACPI_METHOD_MAX_ARG)); + return_ACPI_STATUS(AE_AML_INVALID_INDEX); } /* Return a pointer to the pseudo-node */ @@ -305,14 +286,14 @@ acpi_ds_method_data_get_node ( break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Opcode %d is invalid\n", opcode)); - return_ACPI_STATUS (AE_AML_BAD_OPCODE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Opcode %d is invalid\n", + opcode)); + return_ACPI_STATUS(AE_AML_BAD_OPCODE); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_method_data_set_value @@ -330,29 +311,26 @@ acpi_ds_method_data_get_node ( ******************************************************************************/ static acpi_status -acpi_ds_method_data_set_value ( - u16 opcode, - u32 index, - union acpi_operand_object *object, - struct acpi_walk_state *walk_state) +acpi_ds_method_data_set_value(u16 opcode, + u32 index, + union acpi_operand_object *object, + struct acpi_walk_state *walk_state) { - acpi_status status; - struct acpi_namespace_node *node; - + acpi_status status; + struct acpi_namespace_node *node; - ACPI_FUNCTION_TRACE ("ds_method_data_set_value"); + ACPI_FUNCTION_TRACE("ds_method_data_set_value"); - - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "new_obj %p Opcode %X, Refs=%d [%s]\n", object, - opcode, object->common.reference_count, - acpi_ut_get_type_name (object->common.type))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "new_obj %p Opcode %X, Refs=%d [%s]\n", object, + opcode, object->common.reference_count, + acpi_ut_get_type_name(object->common.type))); /* Get the namespace node for the arg/local */ - status = acpi_ds_method_data_get_node (opcode, index, walk_state, &node); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_method_data_get_node(opcode, index, walk_state, &node); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -361,15 +339,14 @@ acpi_ds_method_data_set_value ( * reference semantics of ACPI Control Method invocation. * (See ACPI specification 2.0_c) */ - acpi_ut_add_reference (object); + acpi_ut_add_reference(object); /* Install the object */ node->object = object; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_method_data_get_value @@ -387,32 +364,30 @@ acpi_ds_method_data_set_value ( ******************************************************************************/ acpi_status -acpi_ds_method_data_get_value ( - u16 opcode, - u32 index, - struct acpi_walk_state *walk_state, - union acpi_operand_object **dest_desc) +acpi_ds_method_data_get_value(u16 opcode, + u32 index, + struct acpi_walk_state *walk_state, + union acpi_operand_object **dest_desc) { - acpi_status status; - struct acpi_namespace_node *node; - union acpi_operand_object *object; - - - ACPI_FUNCTION_TRACE ("ds_method_data_get_value"); + acpi_status status; + struct acpi_namespace_node *node; + union acpi_operand_object *object; + ACPI_FUNCTION_TRACE("ds_method_data_get_value"); /* Validate the object descriptor */ if (!dest_desc) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null object descriptor pointer\n")); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null object descriptor pointer\n")); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Get the namespace node for the arg/local */ - status = acpi_ds_method_data_get_node (opcode, index, walk_state, &node); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_method_data_get_node(opcode, index, walk_state, &node); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get the object from the node */ @@ -433,9 +408,10 @@ acpi_ds_method_data_get_value ( /* If slack enabled, init the local_x/arg_x to an Integer of value zero */ if (acpi_gbl_enable_interpreter_slack) { - object = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + object = + acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!object) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } object->integer.value = 0; @@ -444,27 +420,29 @@ acpi_ds_method_data_get_value ( /* Otherwise, return the error */ - else switch (opcode) { - case AML_ARG_OP: + else + switch (opcode) { + case AML_ARG_OP: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Uninitialized Arg[%d] at node %p\n", - index, node)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Uninitialized Arg[%d] at node %p\n", + index, node)); - return_ACPI_STATUS (AE_AML_UNINITIALIZED_ARG); + return_ACPI_STATUS(AE_AML_UNINITIALIZED_ARG); - case AML_LOCAL_OP: + case AML_LOCAL_OP: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Uninitialized Local[%d] at node %p\n", - index, node)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Uninitialized Local[%d] at node %p\n", + index, node)); - return_ACPI_STATUS (AE_AML_UNINITIALIZED_LOCAL); + return_ACPI_STATUS(AE_AML_UNINITIALIZED_LOCAL); - default: - ACPI_REPORT_ERROR (("Not Arg/Local opcode: %X\n", opcode)); - return_ACPI_STATUS (AE_AML_INTERNAL); - } + default: + ACPI_REPORT_ERROR(("Not Arg/Local opcode: %X\n", + opcode)); + return_ACPI_STATUS(AE_AML_INTERNAL); + } } /* @@ -472,12 +450,11 @@ acpi_ds_method_data_get_value ( * Return an additional reference to the object */ *dest_desc = object; - acpi_ut_add_reference (object); + acpi_ut_add_reference(object); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_method_data_delete_value @@ -494,29 +471,25 @@ acpi_ds_method_data_get_value ( ******************************************************************************/ static void -acpi_ds_method_data_delete_value ( - u16 opcode, - u32 index, - struct acpi_walk_state *walk_state) +acpi_ds_method_data_delete_value(u16 opcode, + u32 index, struct acpi_walk_state *walk_state) { - acpi_status status; - struct acpi_namespace_node *node; - union acpi_operand_object *object; - - - ACPI_FUNCTION_TRACE ("ds_method_data_delete_value"); + acpi_status status; + struct acpi_namespace_node *node; + union acpi_operand_object *object; + ACPI_FUNCTION_TRACE("ds_method_data_delete_value"); /* Get the namespace node for the arg/local */ - status = acpi_ds_method_data_get_node (opcode, index, walk_state, &node); - if (ACPI_FAILURE (status)) { + status = acpi_ds_method_data_get_node(opcode, index, walk_state, &node); + if (ACPI_FAILURE(status)) { return_VOID; } /* Get the associated object */ - object = acpi_ns_get_attached_object (node); + object = acpi_ns_get_attached_object(node); /* * Undefine the Arg or Local by setting its descriptor @@ -526,19 +499,18 @@ acpi_ds_method_data_delete_value ( node->object = NULL; if ((object) && - (ACPI_GET_DESCRIPTOR_TYPE (object) == ACPI_DESC_TYPE_OPERAND)) { + (ACPI_GET_DESCRIPTOR_TYPE(object) == ACPI_DESC_TYPE_OPERAND)) { /* * There is a valid object. * Decrement the reference count by one to balance the * increment when the object was stored. */ - acpi_ut_remove_reference (object); + acpi_ut_remove_reference(object); } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ds_store_object_to_local @@ -557,40 +529,38 @@ acpi_ds_method_data_delete_value ( ******************************************************************************/ acpi_status -acpi_ds_store_object_to_local ( - u16 opcode, - u32 index, - union acpi_operand_object *obj_desc, - struct acpi_walk_state *walk_state) +acpi_ds_store_object_to_local(u16 opcode, + u32 index, + union acpi_operand_object *obj_desc, + struct acpi_walk_state *walk_state) { - acpi_status status; - struct acpi_namespace_node *node; - union acpi_operand_object *current_obj_desc; - union acpi_operand_object *new_obj_desc; - + acpi_status status; + struct acpi_namespace_node *node; + union acpi_operand_object *current_obj_desc; + union acpi_operand_object *new_obj_desc; - ACPI_FUNCTION_TRACE ("ds_store_object_to_local"); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Opcode=%X Index=%d Obj=%p\n", - opcode, index, obj_desc)); + ACPI_FUNCTION_TRACE("ds_store_object_to_local"); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Opcode=%X Index=%d Obj=%p\n", + opcode, index, obj_desc)); /* Parameter validation */ if (!obj_desc) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Get the namespace node for the arg/local */ - status = acpi_ds_method_data_get_node (opcode, index, walk_state, &node); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_method_data_get_node(opcode, index, walk_state, &node); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - current_obj_desc = acpi_ns_get_attached_object (node); + current_obj_desc = acpi_ns_get_attached_object(node); if (current_obj_desc == obj_desc) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p already installed!\n", - obj_desc)); - return_ACPI_STATUS (status); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Obj=%p already installed!\n", + obj_desc)); + return_ACPI_STATUS(status); } /* @@ -602,9 +572,11 @@ acpi_ds_store_object_to_local ( */ new_obj_desc = obj_desc; if (obj_desc->common.reference_count > 1) { - status = acpi_ut_copy_iobject_to_iobject (obj_desc, &new_obj_desc, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ut_copy_iobject_to_iobject(obj_desc, &new_obj_desc, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } @@ -633,42 +605,39 @@ acpi_ds_store_object_to_local ( */ if (opcode == AML_ARG_OP) { /* - * Make sure that the object is the correct type. This may be - * overkill, butit is here because references were NS nodes in - * the past. Now they are operand objects of type Reference. - */ - if (ACPI_GET_DESCRIPTOR_TYPE (current_obj_desc) != ACPI_DESC_TYPE_OPERAND) { - ACPI_REPORT_ERROR (( - "Invalid descriptor type while storing to method arg: [%s]\n", - acpi_ut_get_descriptor_name (current_obj_desc))); - return_ACPI_STATUS (AE_AML_INTERNAL); - } - - /* * If we have a valid reference object that came from ref_of(), * do the indirect store */ - if ((current_obj_desc->common.type == ACPI_TYPE_LOCAL_REFERENCE) && - (current_obj_desc->reference.opcode == AML_REF_OF_OP)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Arg (%p) is an obj_ref(Node), storing in node %p\n", - new_obj_desc, current_obj_desc)); + if ((ACPI_GET_DESCRIPTOR_TYPE(current_obj_desc) == + ACPI_DESC_TYPE_OPERAND) + && (current_obj_desc->common.type == + ACPI_TYPE_LOCAL_REFERENCE) + && (current_obj_desc->reference.opcode == + AML_REF_OF_OP)) { + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Arg (%p) is an obj_ref(Node), storing in node %p\n", + new_obj_desc, + current_obj_desc)); /* * Store this object to the Node (perform the indirect store) * NOTE: No implicit conversion is performed, as per the ACPI * specification rules on storing to Locals/Args. */ - status = acpi_ex_store_object_to_node (new_obj_desc, - current_obj_desc->reference.object, walk_state, - ACPI_NO_IMPLICIT_CONVERSION); + status = + acpi_ex_store_object_to_node(new_obj_desc, + current_obj_desc-> + reference. + object, + walk_state, + ACPI_NO_IMPLICIT_CONVERSION); /* Remove local reference if we copied the object above */ if (new_obj_desc != obj_desc) { - acpi_ut_remove_reference (new_obj_desc); + acpi_ut_remove_reference(new_obj_desc); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } } @@ -676,7 +645,7 @@ acpi_ds_store_object_to_local ( * Delete the existing object * before storing the new one */ - acpi_ds_method_data_delete_value (opcode, index, walk_state); + acpi_ds_method_data_delete_value(opcode, index, walk_state); } /* @@ -684,18 +653,19 @@ acpi_ds_store_object_to_local ( * the descriptor for the Arg or Local. * (increments the object reference count by one) */ - status = acpi_ds_method_data_set_value (opcode, index, new_obj_desc, walk_state); + status = + acpi_ds_method_data_set_value(opcode, index, new_obj_desc, + walk_state); /* Remove local reference if we copied the object above */ if (new_obj_desc != obj_desc) { - acpi_ut_remove_reference (new_obj_desc); + acpi_ut_remove_reference(new_obj_desc); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - #ifdef ACPI_OBSOLETE_FUNCTIONS /******************************************************************************* * @@ -712,39 +682,33 @@ acpi_ds_store_object_to_local ( ******************************************************************************/ acpi_object_type -acpi_ds_method_data_get_type ( - u16 opcode, - u32 index, - struct acpi_walk_state *walk_state) +acpi_ds_method_data_get_type(u16 opcode, + u32 index, struct acpi_walk_state *walk_state) { - acpi_status status; - struct acpi_namespace_node *node; - union acpi_operand_object *object; - - - ACPI_FUNCTION_TRACE ("ds_method_data_get_type"); + acpi_status status; + struct acpi_namespace_node *node; + union acpi_operand_object *object; + ACPI_FUNCTION_TRACE("ds_method_data_get_type"); /* Get the namespace node for the arg/local */ - status = acpi_ds_method_data_get_node (opcode, index, walk_state, &node); - if (ACPI_FAILURE (status)) { - return_VALUE ((ACPI_TYPE_NOT_FOUND)); + status = acpi_ds_method_data_get_node(opcode, index, walk_state, &node); + if (ACPI_FAILURE(status)) { + return_VALUE((ACPI_TYPE_NOT_FOUND)); } /* Get the object */ - object = acpi_ns_get_attached_object (node); + object = acpi_ns_get_attached_object(node); if (!object) { /* Uninitialized local/arg, return TYPE_ANY */ - return_VALUE (ACPI_TYPE_ANY); + return_VALUE(ACPI_TYPE_ANY); } /* Get the object type */ - return_VALUE (ACPI_GET_OBJECT_TYPE (object)); + return_VALUE(ACPI_GET_OBJECT_TYPE(object)); } #endif - - diff --git a/drivers/acpi/dispatcher/dsobject.c b/drivers/acpi/dispatcher/dsobject.c index bfbae4e4c667..8ac0cd93adb5 100644 --- a/drivers/acpi/dispatcher/dsobject.c +++ b/drivers/acpi/dispatcher/dsobject.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> @@ -50,14 +49,12 @@ #include <acpi/acinterp.h> #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dsobject") +ACPI_MODULE_NAME("dsobject") static acpi_status -acpi_ds_build_internal_object ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - union acpi_operand_object **obj_desc_ptr); - +acpi_ds_build_internal_object(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + union acpi_operand_object **obj_desc_ptr); #ifndef ACPI_NO_METHOD_EXECUTION /******************************************************************************* @@ -76,17 +73,14 @@ acpi_ds_build_internal_object ( ******************************************************************************/ static acpi_status -acpi_ds_build_internal_object ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - union acpi_operand_object **obj_desc_ptr) +acpi_ds_build_internal_object(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + union acpi_operand_object **obj_desc_ptr) { - union acpi_operand_object *obj_desc; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ds_build_internal_object"); + union acpi_operand_object *obj_desc; + acpi_status status; + ACPI_FUNCTION_TRACE("ds_build_internal_object"); *obj_desc_ptr = NULL; if (op->common.aml_opcode == AML_INT_NAMEPATH_OP) { @@ -96,40 +90,44 @@ acpi_ds_build_internal_object ( * Otherwise, go ahead and look it up now */ if (!op->common.node) { - status = acpi_ns_lookup (walk_state->scope_info, - op->common.value.string, - ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, - NULL, - (struct acpi_namespace_node **) &(op->common.node)); - - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (op->common.value.string, status); - return_ACPI_STATUS (status); + status = acpi_ns_lookup(walk_state->scope_info, + op->common.value.string, + ACPI_TYPE_ANY, + ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT | + ACPI_NS_DONT_OPEN_SCOPE, NULL, + (struct acpi_namespace_node **) + &(op->common.node)); + + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(op->common.value.string, + status); + return_ACPI_STATUS(status); } } } /* Create and init the internal ACPI object */ - obj_desc = acpi_ut_create_internal_object ( - (acpi_ps_get_opcode_info (op->common.aml_opcode))->object_type); + obj_desc = acpi_ut_create_internal_object((acpi_ps_get_opcode_info + (op->common.aml_opcode))-> + object_type); if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } - status = acpi_ds_init_object_from_op (walk_state, op, op->common.aml_opcode, - &obj_desc); - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + status = + acpi_ds_init_object_from_op(walk_state, op, op->common.aml_opcode, + &obj_desc); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } *obj_desc_ptr = obj_desc; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_build_internal_buffer_obj @@ -147,20 +145,17 @@ acpi_ds_build_internal_object ( ******************************************************************************/ acpi_status -acpi_ds_build_internal_buffer_obj ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - u32 buffer_length, - union acpi_operand_object **obj_desc_ptr) +acpi_ds_build_internal_buffer_obj(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + u32 buffer_length, + union acpi_operand_object **obj_desc_ptr) { - union acpi_parse_object *arg; - union acpi_operand_object *obj_desc; - union acpi_parse_object *byte_list; - u32 byte_list_length = 0; - - - ACPI_FUNCTION_TRACE ("ds_build_internal_buffer_obj"); + union acpi_parse_object *arg; + union acpi_operand_object *obj_desc; + union acpi_parse_object *byte_list; + u32 byte_list_length = 0; + ACPI_FUNCTION_TRACE("ds_build_internal_buffer_obj"); obj_desc = *obj_desc_ptr; if (obj_desc) { @@ -168,14 +163,13 @@ acpi_ds_build_internal_buffer_obj ( * We are evaluating a Named buffer object "Name (xxxx, Buffer)". * The buffer object already exists (from the NS node) */ - } - else { + } else { /* Create a new buffer object */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_BUFFER); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_BUFFER); *obj_desc_ptr = obj_desc; if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } } @@ -184,16 +178,17 @@ acpi_ds_build_internal_buffer_obj ( * individual bytes or a string initializer. In either case, a * byte_list appears in the AML. */ - arg = op->common.value.arg; /* skip first arg */ + arg = op->common.value.arg; /* skip first arg */ byte_list = arg->named.next; if (byte_list) { if (byte_list->common.aml_opcode != AML_INT_BYTELIST_OP) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Expecting bytelist, got AML opcode %X in op %p\n", - byte_list->common.aml_opcode, byte_list)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Expecting bytelist, got AML opcode %X in op %p\n", + byte_list->common.aml_opcode, + byte_list)); - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); return (AE_TYPE); } @@ -214,31 +209,29 @@ acpi_ds_build_internal_buffer_obj ( if (obj_desc->buffer.length == 0) { obj_desc->buffer.pointer = NULL; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Buffer defined with zero length in AML, creating\n")); - } - else { - obj_desc->buffer.pointer = ACPI_MEM_CALLOCATE ( - obj_desc->buffer.length); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Buffer defined with zero length in AML, creating\n")); + } else { + obj_desc->buffer.pointer = + ACPI_MEM_CALLOCATE(obj_desc->buffer.length); if (!obj_desc->buffer.pointer) { - acpi_ut_delete_object_desc (obj_desc); - return_ACPI_STATUS (AE_NO_MEMORY); + acpi_ut_delete_object_desc(obj_desc); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Initialize buffer from the byte_list (if present) */ if (byte_list) { - ACPI_MEMCPY (obj_desc->buffer.pointer, byte_list->named.data, - byte_list_length); + ACPI_MEMCPY(obj_desc->buffer.pointer, + byte_list->named.data, byte_list_length); } } obj_desc->buffer.flags |= AOPOBJ_DATA_VALID; - op->common.node = (struct acpi_namespace_node *) obj_desc; - return_ACPI_STATUS (AE_OK); + op->common.node = (struct acpi_namespace_node *)obj_desc; + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_build_internal_package_obj @@ -256,28 +249,25 @@ acpi_ds_build_internal_buffer_obj ( ******************************************************************************/ acpi_status -acpi_ds_build_internal_package_obj ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - u32 package_length, - union acpi_operand_object **obj_desc_ptr) +acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + u32 package_length, + union acpi_operand_object **obj_desc_ptr) { - union acpi_parse_object *arg; - union acpi_parse_object *parent; - union acpi_operand_object *obj_desc = NULL; - u32 package_list_length; - acpi_status status = AE_OK; - u32 i; - - - ACPI_FUNCTION_TRACE ("ds_build_internal_package_obj"); + union acpi_parse_object *arg; + union acpi_parse_object *parent; + union acpi_operand_object *obj_desc = NULL; + u32 package_list_length; + acpi_status status = AE_OK; + u32 i; + ACPI_FUNCTION_TRACE("ds_build_internal_package_obj"); /* Find the parent of a possibly nested package */ parent = op->common.parent; - while ((parent->common.aml_opcode == AML_PACKAGE_OP) || - (parent->common.aml_opcode == AML_VAR_PACKAGE_OP)) { + while ((parent->common.aml_opcode == AML_PACKAGE_OP) || + (parent->common.aml_opcode == AML_VAR_PACKAGE_OP)) { parent = parent->common.parent; } @@ -287,12 +277,11 @@ acpi_ds_build_internal_package_obj ( * We are evaluating a Named package object "Name (xxxx, Package)". * Get the existing package object from the NS node */ - } - else { - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_PACKAGE); + } else { + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_PACKAGE); *obj_desc_ptr = obj_desc; if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } obj_desc->package.node = parent->common.node; @@ -323,12 +312,13 @@ acpi_ds_build_internal_package_obj ( * individual objects). Add an extra pointer slot so * that the list is always null terminated. */ - obj_desc->package.elements = ACPI_MEM_CALLOCATE ( - ((acpi_size) obj_desc->package.count + 1) * sizeof (void *)); + obj_desc->package.elements = ACPI_MEM_CALLOCATE(((acpi_size) obj_desc-> + package.count + + 1) * sizeof(void *)); if (!obj_desc->package.elements) { - acpi_ut_delete_object_desc (obj_desc); - return_ACPI_STATUS (AE_NO_MEMORY); + acpi_ut_delete_object_desc(obj_desc); + return_ACPI_STATUS(AE_NO_MEMORY); } /* @@ -342,11 +332,13 @@ acpi_ds_build_internal_package_obj ( /* Object (package or buffer) is already built */ obj_desc->package.elements[i] = - ACPI_CAST_PTR (union acpi_operand_object, arg->common.node); - } - else { - status = acpi_ds_build_internal_object (walk_state, arg, - &obj_desc->package.elements[i]); + ACPI_CAST_PTR(union acpi_operand_object, + arg->common.node); + } else { + status = acpi_ds_build_internal_object(walk_state, arg, + &obj_desc-> + package. + elements[i]); } i++; @@ -354,11 +346,10 @@ acpi_ds_build_internal_package_obj ( } obj_desc->package.flags |= AOPOBJ_DATA_VALID; - op->common.node = (struct acpi_namespace_node *) obj_desc; - return_ACPI_STATUS (status); + op->common.node = (struct acpi_namespace_node *)obj_desc; + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_create_node @@ -374,57 +365,53 @@ acpi_ds_build_internal_package_obj ( ******************************************************************************/ acpi_status -acpi_ds_create_node ( - struct acpi_walk_state *walk_state, - struct acpi_namespace_node *node, - union acpi_parse_object *op) +acpi_ds_create_node(struct acpi_walk_state *walk_state, + struct acpi_namespace_node *node, + union acpi_parse_object *op) { - acpi_status status; - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_TRACE_PTR ("ds_create_node", op); + acpi_status status; + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_TRACE_PTR("ds_create_node", op); /* * Because of the execution pass through the non-control-method * parts of the table, we can arrive here twice. Only init * the named object node the first time through */ - if (acpi_ns_get_attached_object (node)) { - return_ACPI_STATUS (AE_OK); + if (acpi_ns_get_attached_object(node)) { + return_ACPI_STATUS(AE_OK); } if (!op->common.value.arg) { /* No arguments, there is nothing to do */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Build an internal object for the argument(s) */ - status = acpi_ds_build_internal_object (walk_state, op->common.value.arg, - &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_build_internal_object(walk_state, op->common.value.arg, + &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Re-type the object according to its argument */ - node->type = ACPI_GET_OBJECT_TYPE (obj_desc); + node->type = ACPI_GET_OBJECT_TYPE(obj_desc); /* Attach obj to node */ - status = acpi_ns_attach_object (node, obj_desc, node->type); + status = acpi_ns_attach_object(node, obj_desc, node->type); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } -#endif /* ACPI_NO_METHOD_EXECUTION */ - +#endif /* ACPI_NO_METHOD_EXECUTION */ /******************************************************************************* * @@ -444,55 +431,50 @@ acpi_ds_create_node ( ******************************************************************************/ acpi_status -acpi_ds_init_object_from_op ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - u16 opcode, - union acpi_operand_object **ret_obj_desc) +acpi_ds_init_object_from_op(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + u16 opcode, + union acpi_operand_object **ret_obj_desc) { - const struct acpi_opcode_info *op_info; - union acpi_operand_object *obj_desc; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ds_init_object_from_op"); + const struct acpi_opcode_info *op_info; + union acpi_operand_object *obj_desc; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ds_init_object_from_op"); obj_desc = *ret_obj_desc; - op_info = acpi_ps_get_opcode_info (opcode); + op_info = acpi_ps_get_opcode_info(opcode); if (op_info->class == AML_CLASS_UNKNOWN) { /* Unknown opcode */ - return_ACPI_STATUS (AE_TYPE); + return_ACPI_STATUS(AE_TYPE); } /* Perform per-object initialization */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_BUFFER: /* * Defer evaluation of Buffer term_arg operand */ - obj_desc->buffer.node = (struct acpi_namespace_node *) - walk_state->operands[0]; + obj_desc->buffer.node = (struct acpi_namespace_node *) + walk_state->operands[0]; obj_desc->buffer.aml_start = op->named.data; obj_desc->buffer.aml_length = op->named.length; break; - case ACPI_TYPE_PACKAGE: /* * Defer evaluation of Package term_arg operand */ - obj_desc->package.node = (struct acpi_namespace_node *) - walk_state->operands[0]; + obj_desc->package.node = (struct acpi_namespace_node *) + walk_state->operands[0]; obj_desc->package.aml_start = op->named.data; obj_desc->package.aml_length = op->named.length; break; - case ACPI_TYPE_INTEGER: switch (op_info->type) { @@ -525,7 +507,7 @@ acpi_ds_init_object_from_op ( /* Truncate value if we are executing from a 32-bit ACPI table */ #ifndef ACPI_NO_METHOD_EXECUTION - acpi_ex_truncate_for32bit_table (obj_desc); + acpi_ex_truncate_for32bit_table(obj_desc); #endif break; @@ -536,33 +518,36 @@ acpi_ds_init_object_from_op ( default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown constant opcode %X\n", opcode)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown constant opcode %X\n", + opcode)); status = AE_AML_OPERAND_TYPE; break; } break; - case AML_TYPE_LITERAL: obj_desc->integer.value = op->common.value.integer; +#ifndef ACPI_NO_METHOD_EXECUTION + acpi_ex_truncate_for32bit_table(obj_desc); +#endif break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unknown Integer type %X\n", - op_info->type)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown Integer type %X\n", + op_info->type)); status = AE_AML_OPERAND_TYPE; break; } break; - case ACPI_TYPE_STRING: obj_desc->string.pointer = op->common.value.string; - obj_desc->string.length = (u32) ACPI_STRLEN (op->common.value.string); + obj_desc->string.length = + (u32) ACPI_STRLEN(op->common.value.string); /* * The string is contained in the ACPI table, don't ever try @@ -571,11 +556,9 @@ acpi_ds_init_object_from_op ( obj_desc->common.flags |= AOPOBJ_STATIC_POINTER; break; - case ACPI_TYPE_METHOD: break; - case ACPI_TYPE_LOCAL_REFERENCE: switch (op_info->type) { @@ -587,14 +570,17 @@ acpi_ds_init_object_from_op ( obj_desc->reference.offset = opcode - AML_LOCAL_OP; #ifndef ACPI_NO_METHOD_EXECUTION - status = acpi_ds_method_data_get_node (AML_LOCAL_OP, - obj_desc->reference.offset, - walk_state, - (struct acpi_namespace_node **) &obj_desc->reference.object); + status = acpi_ds_method_data_get_node(AML_LOCAL_OP, + obj_desc-> + reference.offset, + walk_state, + (struct + acpi_namespace_node + **)&obj_desc-> + reference.object); #endif break; - case AML_TYPE_METHOD_ARGUMENT: /* Split the opcode into a base opcode + offset */ @@ -603,14 +589,18 @@ acpi_ds_init_object_from_op ( obj_desc->reference.offset = opcode - AML_ARG_OP; #ifndef ACPI_NO_METHOD_EXECUTION - status = acpi_ds_method_data_get_node (AML_ARG_OP, - obj_desc->reference.offset, - walk_state, - (struct acpi_namespace_node **) &obj_desc->reference.object); + status = acpi_ds_method_data_get_node(AML_ARG_OP, + obj_desc-> + reference.offset, + walk_state, + (struct + acpi_namespace_node + **)&obj_desc-> + reference.object); #endif break; - default: /* Other literals, etc.. */ + default: /* Other literals, etc.. */ if (op->common.aml_opcode == AML_INT_NAMEPATH_OP) { /* Node was saved in Op */ @@ -623,17 +613,15 @@ acpi_ds_init_object_from_op ( } break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unimplemented data type: %X\n", - ACPI_GET_OBJECT_TYPE (obj_desc))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unimplemented data type: %X\n", + ACPI_GET_OBJECT_TYPE(obj_desc))); status = AE_AML_OPERAND_TYPE; break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/dispatcher/dsopcode.c b/drivers/acpi/dispatcher/dsopcode.c index ba13bca28bee..939d167bf87b 100644 --- a/drivers/acpi/dispatcher/dsopcode.c +++ b/drivers/acpi/dispatcher/dsopcode.c @@ -42,7 +42,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> @@ -52,26 +51,21 @@ #include <acpi/acevents.h> #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dsopcode") +ACPI_MODULE_NAME("dsopcode") /* Local prototypes */ - static acpi_status -acpi_ds_execute_arguments ( - struct acpi_namespace_node *node, - struct acpi_namespace_node *scope_node, - u32 aml_length, - u8 *aml_start); +acpi_ds_execute_arguments(struct acpi_namespace_node *node, + struct acpi_namespace_node *scope_node, + u32 aml_length, u8 * aml_start); static acpi_status -acpi_ds_init_buffer_field ( - u16 aml_opcode, - union acpi_operand_object *obj_desc, - union acpi_operand_object *buffer_desc, - union acpi_operand_object *offset_desc, - union acpi_operand_object *length_desc, - union acpi_operand_object *result_desc); - +acpi_ds_init_buffer_field(u16 aml_opcode, + union acpi_operand_object *obj_desc, + union acpi_operand_object *buffer_desc, + union acpi_operand_object *offset_desc, + union acpi_operand_object *length_desc, + union acpi_operand_object *result_desc); /******************************************************************************* * @@ -89,26 +83,22 @@ acpi_ds_init_buffer_field ( ******************************************************************************/ static acpi_status -acpi_ds_execute_arguments ( - struct acpi_namespace_node *node, - struct acpi_namespace_node *scope_node, - u32 aml_length, - u8 *aml_start) +acpi_ds_execute_arguments(struct acpi_namespace_node *node, + struct acpi_namespace_node *scope_node, + u32 aml_length, u8 * aml_start) { - acpi_status status; - union acpi_parse_object *op; - struct acpi_walk_state *walk_state; - - - ACPI_FUNCTION_TRACE ("ds_execute_arguments"); + acpi_status status; + union acpi_parse_object *op; + struct acpi_walk_state *walk_state; + ACPI_FUNCTION_TRACE("ds_execute_arguments"); /* * Allocate a new parser op to be the root of the parsed tree */ - op = acpi_ps_alloc_op (AML_INT_EVAL_SUBTREE_OP); + op = acpi_ps_alloc_op(AML_INT_EVAL_SUBTREE_OP); if (!op) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Save the Node for use in acpi_ps_parse_aml */ @@ -117,16 +107,17 @@ acpi_ds_execute_arguments ( /* Create and initialize a new parser state */ - walk_state = acpi_ds_create_walk_state (0, NULL, NULL, NULL); + walk_state = acpi_ds_create_walk_state(0, NULL, NULL, NULL); if (!walk_state) { - return_ACPI_STATUS (AE_NO_MEMORY); + status = AE_NO_MEMORY; + goto cleanup; } - status = acpi_ds_init_aml_walk (walk_state, op, NULL, aml_start, - aml_length, NULL, 1); - if (ACPI_FAILURE (status)) { - acpi_ds_delete_walk_state (walk_state); - return_ACPI_STATUS (status); + status = acpi_ds_init_aml_walk(walk_state, op, NULL, aml_start, + aml_length, NULL, 1); + if (ACPI_FAILURE(status)) { + acpi_ds_delete_walk_state(walk_state); + goto cleanup; } /* Mark this parse as a deferred opcode */ @@ -136,50 +127,51 @@ acpi_ds_execute_arguments ( /* Pass1: Parse the entire declaration */ - status = acpi_ps_parse_aml (walk_state); - if (ACPI_FAILURE (status)) { - acpi_ps_delete_parse_tree (op); - return_ACPI_STATUS (status); + status = acpi_ps_parse_aml(walk_state); + if (ACPI_FAILURE(status)) { + goto cleanup; } /* Get and init the Op created above */ op->common.node = node; - acpi_ps_delete_parse_tree (op); + acpi_ps_delete_parse_tree(op); /* Evaluate the deferred arguments */ - op = acpi_ps_alloc_op (AML_INT_EVAL_SUBTREE_OP); + op = acpi_ps_alloc_op(AML_INT_EVAL_SUBTREE_OP); if (!op) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } op->common.node = scope_node; /* Create and initialize a new parser state */ - walk_state = acpi_ds_create_walk_state (0, NULL, NULL, NULL); + walk_state = acpi_ds_create_walk_state(0, NULL, NULL, NULL); if (!walk_state) { - return_ACPI_STATUS (AE_NO_MEMORY); + status = AE_NO_MEMORY; + goto cleanup; } /* Execute the opcode and arguments */ - status = acpi_ds_init_aml_walk (walk_state, op, NULL, aml_start, - aml_length, NULL, 3); - if (ACPI_FAILURE (status)) { - acpi_ds_delete_walk_state (walk_state); - return_ACPI_STATUS (status); + status = acpi_ds_init_aml_walk(walk_state, op, NULL, aml_start, + aml_length, NULL, 3); + if (ACPI_FAILURE(status)) { + acpi_ds_delete_walk_state(walk_state); + goto cleanup; } /* Mark this execution as a deferred opcode */ walk_state->deferred_node = node; - status = acpi_ps_parse_aml (walk_state); - acpi_ps_delete_parse_tree (op); - return_ACPI_STATUS (status); -} + status = acpi_ps_parse_aml(walk_state); + cleanup: + acpi_ps_delete_parse_tree(op); + return_ACPI_STATUS(status); +} /******************************************************************************* * @@ -195,38 +187,36 @@ acpi_ds_execute_arguments ( ******************************************************************************/ acpi_status -acpi_ds_get_buffer_field_arguments ( - union acpi_operand_object *obj_desc) +acpi_ds_get_buffer_field_arguments(union acpi_operand_object *obj_desc) { - union acpi_operand_object *extra_desc; - struct acpi_namespace_node *node; - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ds_get_buffer_field_arguments", obj_desc); + union acpi_operand_object *extra_desc; + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ds_get_buffer_field_arguments", obj_desc); if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Get the AML pointer (method object) and buffer_field node */ - extra_desc = acpi_ns_get_secondary_object (obj_desc); + extra_desc = acpi_ns_get_secondary_object(obj_desc); node = obj_desc->buffer_field.node; - ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname (ACPI_TYPE_BUFFER_FIELD, node, NULL)); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "[%4.4s] buffer_field Arg Init\n", - acpi_ut_get_node_name (node))); + ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname + (ACPI_TYPE_BUFFER_FIELD, node, NULL)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "[%4.4s] buffer_field Arg Init\n", + acpi_ut_get_node_name(node))); /* Execute the AML code for the term_arg arguments */ - status = acpi_ds_execute_arguments (node, acpi_ns_get_parent_node (node), - extra_desc->extra.aml_length, extra_desc->extra.aml_start); - return_ACPI_STATUS (status); + status = acpi_ds_execute_arguments(node, acpi_ns_get_parent_node(node), + extra_desc->extra.aml_length, + extra_desc->extra.aml_start); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_get_buffer_arguments @@ -240,40 +230,35 @@ acpi_ds_get_buffer_field_arguments ( * ******************************************************************************/ -acpi_status -acpi_ds_get_buffer_arguments ( - union acpi_operand_object *obj_desc) +acpi_status acpi_ds_get_buffer_arguments(union acpi_operand_object *obj_desc) { - struct acpi_namespace_node *node; - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ds_get_buffer_arguments", obj_desc); + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ds_get_buffer_arguments", obj_desc); if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Get the Buffer node */ node = obj_desc->buffer.node; if (!node) { - ACPI_REPORT_ERROR (( - "No pointer back to NS node in buffer obj %p\n", obj_desc)); - return_ACPI_STATUS (AE_AML_INTERNAL); + ACPI_REPORT_ERROR(("No pointer back to NS node in buffer obj %p\n", obj_desc)); + return_ACPI_STATUS(AE_AML_INTERNAL); } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Buffer Arg Init\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Buffer Arg Init\n")); /* Execute the AML code for the term_arg arguments */ - status = acpi_ds_execute_arguments (node, node, - obj_desc->buffer.aml_length, obj_desc->buffer.aml_start); - return_ACPI_STATUS (status); + status = acpi_ds_execute_arguments(node, node, + obj_desc->buffer.aml_length, + obj_desc->buffer.aml_start); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_get_package_arguments @@ -287,40 +272,36 @@ acpi_ds_get_buffer_arguments ( * ******************************************************************************/ -acpi_status -acpi_ds_get_package_arguments ( - union acpi_operand_object *obj_desc) +acpi_status acpi_ds_get_package_arguments(union acpi_operand_object *obj_desc) { - struct acpi_namespace_node *node; - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ds_get_package_arguments", obj_desc); + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ds_get_package_arguments", obj_desc); if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Get the Package node */ node = obj_desc->package.node; if (!node) { - ACPI_REPORT_ERROR (( - "No pointer back to NS node in package %p\n", obj_desc)); - return_ACPI_STATUS (AE_AML_INTERNAL); + ACPI_REPORT_ERROR(("No pointer back to NS node in package %p\n", + obj_desc)); + return_ACPI_STATUS(AE_AML_INTERNAL); } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Package Arg Init\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Package Arg Init\n")); /* Execute the AML code for the term_arg arguments */ - status = acpi_ds_execute_arguments (node, node, - obj_desc->package.aml_length, obj_desc->package.aml_start); - return_ACPI_STATUS (status); + status = acpi_ds_execute_arguments(node, node, + obj_desc->package.aml_length, + obj_desc->package.aml_start); + return_ACPI_STATUS(status); } - /***************************************************************************** * * FUNCTION: acpi_ds_get_region_arguments @@ -334,44 +315,43 @@ acpi_ds_get_package_arguments ( * ****************************************************************************/ -acpi_status -acpi_ds_get_region_arguments ( - union acpi_operand_object *obj_desc) +acpi_status acpi_ds_get_region_arguments(union acpi_operand_object *obj_desc) { - struct acpi_namespace_node *node; - acpi_status status; - union acpi_operand_object *extra_desc; - - - ACPI_FUNCTION_TRACE_PTR ("ds_get_region_arguments", obj_desc); + struct acpi_namespace_node *node; + acpi_status status; + union acpi_operand_object *extra_desc; + ACPI_FUNCTION_TRACE_PTR("ds_get_region_arguments", obj_desc); if (obj_desc->region.flags & AOPOBJ_DATA_VALID) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - extra_desc = acpi_ns_get_secondary_object (obj_desc); + extra_desc = acpi_ns_get_secondary_object(obj_desc); if (!extra_desc) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } /* Get the Region node */ node = obj_desc->region.node; - ACPI_DEBUG_EXEC (acpi_ut_display_init_pathname (ACPI_TYPE_REGION, node, NULL)); + ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname + (ACPI_TYPE_REGION, node, NULL)); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "[%4.4s] op_region Arg Init at AML %p\n", - acpi_ut_get_node_name (node), extra_desc->extra.aml_start)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[%4.4s] op_region Arg Init at AML %p\n", + acpi_ut_get_node_name(node), + extra_desc->extra.aml_start)); /* Execute the argument AML */ - status = acpi_ds_execute_arguments (node, acpi_ns_get_parent_node (node), - extra_desc->extra.aml_length, extra_desc->extra.aml_start); - return_ACPI_STATUS (status); + status = acpi_ds_execute_arguments(node, acpi_ns_get_parent_node(node), + extra_desc->extra.aml_length, + extra_desc->extra.aml_start); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_initialize_region @@ -384,23 +364,19 @@ acpi_ds_get_region_arguments ( * ******************************************************************************/ -acpi_status -acpi_ds_initialize_region ( - acpi_handle obj_handle) +acpi_status acpi_ds_initialize_region(acpi_handle obj_handle) { - union acpi_operand_object *obj_desc; - acpi_status status; + union acpi_operand_object *obj_desc; + acpi_status status; - - obj_desc = acpi_ns_get_attached_object (obj_handle); + obj_desc = acpi_ns_get_attached_object(obj_handle); /* Namespace is NOT locked */ - status = acpi_ev_initialize_region (obj_desc, FALSE); + status = acpi_ev_initialize_region(obj_desc, FALSE); return (status); } - /******************************************************************************* * * FUNCTION: acpi_ds_init_buffer_field @@ -419,30 +395,27 @@ acpi_ds_initialize_region ( ******************************************************************************/ static acpi_status -acpi_ds_init_buffer_field ( - u16 aml_opcode, - union acpi_operand_object *obj_desc, - union acpi_operand_object *buffer_desc, - union acpi_operand_object *offset_desc, - union acpi_operand_object *length_desc, - union acpi_operand_object *result_desc) +acpi_ds_init_buffer_field(u16 aml_opcode, + union acpi_operand_object *obj_desc, + union acpi_operand_object *buffer_desc, + union acpi_operand_object *offset_desc, + union acpi_operand_object *length_desc, + union acpi_operand_object *result_desc) { - u32 offset; - u32 bit_offset; - u32 bit_count; - u8 field_flags; - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ds_init_buffer_field", obj_desc); + u32 offset; + u32 bit_offset; + u32 bit_count; + u8 field_flags; + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ds_init_buffer_field", obj_desc); /* Host object must be a Buffer */ - if (ACPI_GET_OBJECT_TYPE (buffer_desc) != ACPI_TYPE_BUFFER) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Target of Create Field is not a Buffer object - %s\n", - acpi_ut_get_object_type_name (buffer_desc))); + if (ACPI_GET_OBJECT_TYPE(buffer_desc) != ACPI_TYPE_BUFFER) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Target of Create Field is not a Buffer object - %s\n", + acpi_ut_get_object_type_name(buffer_desc))); status = AE_AML_OPERAND_TYPE; goto cleanup; @@ -453,11 +426,11 @@ acpi_ds_init_buffer_field ( * out as a name_string, and should therefore now be a NS node * after resolution in acpi_ex_resolve_operands(). */ - if (ACPI_GET_DESCRIPTOR_TYPE (result_desc) != ACPI_DESC_TYPE_NAMED) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "(%s) destination not a NS Node [%s]\n", - acpi_ps_get_opcode_name (aml_opcode), - acpi_ut_get_descriptor_name (result_desc))); + if (ACPI_GET_DESCRIPTOR_TYPE(result_desc) != ACPI_DESC_TYPE_NAMED) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "(%s) destination not a NS Node [%s]\n", + acpi_ps_get_opcode_name(aml_opcode), + acpi_ut_get_descriptor_name(result_desc))); status = AE_AML_OPERAND_TYPE; goto cleanup; @@ -475,13 +448,13 @@ acpi_ds_init_buffer_field ( field_flags = AML_FIELD_ACCESS_BYTE; bit_offset = offset; - bit_count = (u32) length_desc->integer.value; + bit_count = (u32) length_desc->integer.value; /* Must have a valid (>0) bit count */ if (bit_count == 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Attempt to create_field of length 0\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Attempt to create_field of length 0\n")); status = AE_AML_OPERAND_VALUE; goto cleanup; } @@ -492,7 +465,7 @@ acpi_ds_init_buffer_field ( /* Offset is in bits, Field is one bit */ bit_offset = offset; - bit_count = 1; + bit_count = 1; field_flags = AML_FIELD_ACCESS_BYTE; break; @@ -501,7 +474,7 @@ acpi_ds_init_buffer_field ( /* Offset is in bytes, field is one byte */ bit_offset = 8 * offset; - bit_count = 8; + bit_count = 8; field_flags = AML_FIELD_ACCESS_BYTE; break; @@ -510,7 +483,7 @@ acpi_ds_init_buffer_field ( /* Offset is in bytes, field is one word */ bit_offset = 8 * offset; - bit_count = 16; + bit_count = 16; field_flags = AML_FIELD_ACCESS_WORD; break; @@ -519,7 +492,7 @@ acpi_ds_init_buffer_field ( /* Offset is in bytes, field is one dword */ bit_offset = 8 * offset; - bit_count = 32; + bit_count = 32; field_flags = AML_FIELD_ACCESS_DWORD; break; @@ -528,29 +501,29 @@ acpi_ds_init_buffer_field ( /* Offset is in bytes, field is one qword */ bit_offset = 8 * offset; - bit_count = 64; + bit_count = 64; field_flags = AML_FIELD_ACCESS_QWORD; break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown field creation opcode %02x\n", - aml_opcode)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown field creation opcode %02x\n", + aml_opcode)); status = AE_AML_BAD_OPCODE; goto cleanup; } /* Entire field must fit within the current length of the buffer */ - if ((bit_offset + bit_count) > - (8 * (u32) buffer_desc->buffer.length)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Field [%4.4s] size %d exceeds Buffer [%4.4s] size %d (bits)\n", - acpi_ut_get_node_name (result_desc), - bit_offset + bit_count, - acpi_ut_get_node_name (buffer_desc->buffer.node), - 8 * (u32) buffer_desc->buffer.length)); + if ((bit_offset + bit_count) > (8 * (u32) buffer_desc->buffer.length)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Field [%4.4s] size %d exceeds Buffer [%4.4s] size %d (bits)\n", + acpi_ut_get_node_name(result_desc), + bit_offset + bit_count, + acpi_ut_get_node_name(buffer_desc->buffer. + node), + 8 * (u32) buffer_desc->buffer.length)); status = AE_AML_BUFFER_LIMIT; goto cleanup; } @@ -560,9 +533,9 @@ acpi_ds_init_buffer_field ( * For field_flags, use LOCK_RULE = 0 (NO_LOCK), * UPDATE_RULE = 0 (UPDATE_PRESERVE) */ - status = acpi_ex_prep_common_field_object (obj_desc, field_flags, 0, - bit_offset, bit_count); - if (ACPI_FAILURE (status)) { + status = acpi_ex_prep_common_field_object(obj_desc, field_flags, 0, + bit_offset, bit_count); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -571,35 +544,33 @@ acpi_ds_init_buffer_field ( /* Reference count for buffer_desc inherits obj_desc count */ buffer_desc->common.reference_count = (u16) - (buffer_desc->common.reference_count + obj_desc->common.reference_count); + (buffer_desc->common.reference_count + + obj_desc->common.reference_count); - -cleanup: + cleanup: /* Always delete the operands */ - acpi_ut_remove_reference (offset_desc); - acpi_ut_remove_reference (buffer_desc); + acpi_ut_remove_reference(offset_desc); + acpi_ut_remove_reference(buffer_desc); if (aml_opcode == AML_CREATE_FIELD_OP) { - acpi_ut_remove_reference (length_desc); + acpi_ut_remove_reference(length_desc); } /* On failure, delete the result descriptor */ - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (result_desc); /* Result descriptor */ - } - else { + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(result_desc); /* Result descriptor */ + } else { /* Now the address and length are valid for this buffer_field */ obj_desc->buffer_field.flags |= AOPOBJ_DATA_VALID; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_eval_buffer_field_operands @@ -615,24 +586,21 @@ cleanup: ******************************************************************************/ acpi_status -acpi_ds_eval_buffer_field_operands ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op) +acpi_ds_eval_buffer_field_operands(struct acpi_walk_state *walk_state, + union acpi_parse_object *op) { - acpi_status status; - union acpi_operand_object *obj_desc; - struct acpi_namespace_node *node; - union acpi_parse_object *next_op; - - - ACPI_FUNCTION_TRACE_PTR ("ds_eval_buffer_field_operands", op); + acpi_status status; + union acpi_operand_object *obj_desc; + struct acpi_namespace_node *node; + union acpi_parse_object *next_op; + ACPI_FUNCTION_TRACE_PTR("ds_eval_buffer_field_operands", op); /* * This is where we evaluate the address and length fields of the * create_xxx_field declaration */ - node = op->common.node; + node = op->common.node; /* next_op points to the op that holds the Buffer */ @@ -640,30 +608,32 @@ acpi_ds_eval_buffer_field_operands ( /* Evaluate/create the address and length operands */ - status = acpi_ds_create_operands (walk_state, next_op); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_create_operands(walk_state, next_op); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } /* Resolve the operands */ - status = acpi_ex_resolve_operands (op->common.aml_opcode, - ACPI_WALK_OPERANDS, walk_state); + status = acpi_ex_resolve_operands(op->common.aml_opcode, + ACPI_WALK_OPERANDS, walk_state); - ACPI_DUMP_OPERANDS (ACPI_WALK_OPERANDS, ACPI_IMODE_EXECUTE, - acpi_ps_get_opcode_name (op->common.aml_opcode), - walk_state->num_operands, "after acpi_ex_resolve_operands"); + ACPI_DUMP_OPERANDS(ACPI_WALK_OPERANDS, ACPI_IMODE_EXECUTE, + acpi_ps_get_opcode_name(op->common.aml_opcode), + walk_state->num_operands, + "after acpi_ex_resolve_operands"); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "(%s) bad operand(s) (%X)\n", - acpi_ps_get_opcode_name (op->common.aml_opcode), status)); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "(%s) bad operand(s) (%X)\n", + acpi_ps_get_opcode_name(op->common. + aml_opcode), status)); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Initialize the Buffer Field */ @@ -671,22 +641,25 @@ acpi_ds_eval_buffer_field_operands ( if (op->common.aml_opcode == AML_CREATE_FIELD_OP) { /* NOTE: Slightly different operands for this opcode */ - status = acpi_ds_init_buffer_field (op->common.aml_opcode, obj_desc, - walk_state->operands[0], walk_state->operands[1], - walk_state->operands[2], walk_state->operands[3]); - } - else { + status = + acpi_ds_init_buffer_field(op->common.aml_opcode, obj_desc, + walk_state->operands[0], + walk_state->operands[1], + walk_state->operands[2], + walk_state->operands[3]); + } else { /* All other, create_xxx_field opcodes */ - status = acpi_ds_init_buffer_field (op->common.aml_opcode, obj_desc, - walk_state->operands[0], walk_state->operands[1], - NULL, walk_state->operands[2]); + status = + acpi_ds_init_buffer_field(op->common.aml_opcode, obj_desc, + walk_state->operands[0], + walk_state->operands[1], NULL, + walk_state->operands[2]); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_eval_region_operands @@ -702,25 +675,22 @@ acpi_ds_eval_buffer_field_operands ( ******************************************************************************/ acpi_status -acpi_ds_eval_region_operands ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op) +acpi_ds_eval_region_operands(struct acpi_walk_state *walk_state, + union acpi_parse_object *op) { - acpi_status status; - union acpi_operand_object *obj_desc; - union acpi_operand_object *operand_desc; - struct acpi_namespace_node *node; - union acpi_parse_object *next_op; - - - ACPI_FUNCTION_TRACE_PTR ("ds_eval_region_operands", op); + acpi_status status; + union acpi_operand_object *obj_desc; + union acpi_operand_object *operand_desc; + struct acpi_namespace_node *node; + union acpi_parse_object *next_op; + ACPI_FUNCTION_TRACE_PTR("ds_eval_region_operands", op); /* * This is where we evaluate the address and length fields of the * op_region declaration */ - node = op->common.node; + node = op->common.node; /* next_op points to the op that holds the space_iD */ @@ -732,26 +702,26 @@ acpi_ds_eval_region_operands ( /* Evaluate/create the address and length operands */ - status = acpi_ds_create_operands (walk_state, next_op); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_create_operands(walk_state, next_op); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Resolve the length and address operands to numbers */ - status = acpi_ex_resolve_operands (op->common.aml_opcode, - ACPI_WALK_OPERANDS, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_resolve_operands(op->common.aml_opcode, + ACPI_WALK_OPERANDS, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_DUMP_OPERANDS (ACPI_WALK_OPERANDS, ACPI_IMODE_EXECUTE, - acpi_ps_get_opcode_name (op->common.aml_opcode), - 1, "after acpi_ex_resolve_operands"); + ACPI_DUMP_OPERANDS(ACPI_WALK_OPERANDS, ACPI_IMODE_EXECUTE, + acpi_ps_get_opcode_name(op->common.aml_opcode), + 1, "after acpi_ex_resolve_operands"); - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } /* @@ -761,7 +731,7 @@ acpi_ds_eval_region_operands ( operand_desc = walk_state->operands[walk_state->num_operands - 1]; obj_desc->region.length = (u32) operand_desc->integer.value; - acpi_ut_remove_reference (operand_desc); + acpi_ut_remove_reference(operand_desc); /* * Get the address and save it @@ -770,22 +740,21 @@ acpi_ds_eval_region_operands ( operand_desc = walk_state->operands[walk_state->num_operands - 2]; obj_desc->region.address = (acpi_physical_address) - operand_desc->integer.value; - acpi_ut_remove_reference (operand_desc); + operand_desc->integer.value; + acpi_ut_remove_reference(operand_desc); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "rgn_obj %p Addr %8.8X%8.8X Len %X\n", - obj_desc, - ACPI_FORMAT_UINT64 (obj_desc->region.address), - obj_desc->region.length)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "rgn_obj %p Addr %8.8X%8.8X Len %X\n", + obj_desc, + ACPI_FORMAT_UINT64(obj_desc->region.address), + obj_desc->region.length)); /* Now the address and length are valid for this opregion */ obj_desc->region.flags |= AOPOBJ_DATA_VALID; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_eval_data_object_operands @@ -802,46 +771,44 @@ acpi_ds_eval_region_operands ( ******************************************************************************/ acpi_status -acpi_ds_eval_data_object_operands ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - union acpi_operand_object *obj_desc) +acpi_ds_eval_data_object_operands(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + union acpi_operand_object *obj_desc) { - acpi_status status; - union acpi_operand_object *arg_desc; - u32 length; - - - ACPI_FUNCTION_TRACE ("ds_eval_data_object_operands"); + acpi_status status; + union acpi_operand_object *arg_desc; + u32 length; + ACPI_FUNCTION_TRACE("ds_eval_data_object_operands"); /* The first operand (for all of these data objects) is the length */ - status = acpi_ds_create_operand (walk_state, op->common.value.arg, 1); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_create_operand(walk_state, op->common.value.arg, 1); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_ex_resolve_operands (walk_state->opcode, - &(walk_state->operands [walk_state->num_operands -1]), - walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_resolve_operands(walk_state->opcode, + &(walk_state-> + operands[walk_state->num_operands - + 1]), walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Extract length operand */ - arg_desc = walk_state->operands [walk_state->num_operands - 1]; + arg_desc = walk_state->operands[walk_state->num_operands - 1]; length = (u32) arg_desc->integer.value; /* Cleanup for length operand */ - status = acpi_ds_obj_stack_pop (1, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_obj_stack_pop(1, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - acpi_ut_remove_reference (arg_desc); + acpi_ut_remove_reference(arg_desc); /* * Create the actual data object @@ -849,37 +816,42 @@ acpi_ds_eval_data_object_operands ( switch (op->common.aml_opcode) { case AML_BUFFER_OP: - status = acpi_ds_build_internal_buffer_obj (walk_state, op, length, &obj_desc); + status = + acpi_ds_build_internal_buffer_obj(walk_state, op, length, + &obj_desc); break; case AML_PACKAGE_OP: case AML_VAR_PACKAGE_OP: - status = acpi_ds_build_internal_package_obj (walk_state, op, length, &obj_desc); + status = + acpi_ds_build_internal_package_obj(walk_state, op, length, + &obj_desc); break; default: - return_ACPI_STATUS (AE_AML_BAD_OPCODE); + return_ACPI_STATUS(AE_AML_BAD_OPCODE); } - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { /* * Return the object in the walk_state, unless the parent is a package - * in this case, the return object will be stored in the parse tree * for the package. */ if ((!op->common.parent) || - ((op->common.parent->common.aml_opcode != AML_PACKAGE_OP) && - (op->common.parent->common.aml_opcode != AML_VAR_PACKAGE_OP) && - (op->common.parent->common.aml_opcode != AML_NAME_OP))) { + ((op->common.parent->common.aml_opcode != AML_PACKAGE_OP) && + (op->common.parent->common.aml_opcode != + AML_VAR_PACKAGE_OP) + && (op->common.parent->common.aml_opcode != + AML_NAME_OP))) { walk_state->result_obj = obj_desc; } } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_exec_begin_control_op @@ -895,19 +867,16 @@ acpi_ds_eval_data_object_operands ( ******************************************************************************/ acpi_status -acpi_ds_exec_begin_control_op ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op) +acpi_ds_exec_begin_control_op(struct acpi_walk_state *walk_state, + union acpi_parse_object *op) { - acpi_status status = AE_OK; - union acpi_generic_state *control_state; - + acpi_status status = AE_OK; + union acpi_generic_state *control_state; - ACPI_FUNCTION_NAME ("ds_exec_begin_control_op"); + ACPI_FUNCTION_NAME("ds_exec_begin_control_op"); - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Op=%p Opcode=%2.2X State=%p\n", op, - op->common.aml_opcode, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "Op=%p Opcode=%2.2X State=%p\n", op, + op->common.aml_opcode, walk_state)); switch (op->common.aml_opcode) { case AML_IF_OP: @@ -918,7 +887,7 @@ acpi_ds_exec_begin_control_op ( * constructs. We need to manage these as a stack, in order * to handle nesting. */ - control_state = acpi_ut_create_control_state (); + control_state = acpi_ut_create_control_state(); if (!control_state) { status = AE_NO_MEMORY; break; @@ -927,14 +896,16 @@ acpi_ds_exec_begin_control_op ( * Save a pointer to the predicate for multiple executions * of a loop */ - control_state->control.aml_predicate_start = walk_state->parser_state.aml - 1; - control_state->control.package_end = walk_state->parser_state.pkg_end; + control_state->control.aml_predicate_start = + walk_state->parser_state.aml - 1; + control_state->control.package_end = + walk_state->parser_state.pkg_end; control_state->control.opcode = op->common.aml_opcode; - /* Push the control state on this walk's control stack */ - acpi_ut_push_generic_state (&walk_state->control_state, control_state); + acpi_ut_push_generic_state(&walk_state->control_state, + control_state); break; case AML_ELSE_OP: @@ -959,7 +930,6 @@ acpi_ds_exec_begin_control_op ( return (status); } - /******************************************************************************* * * FUNCTION: acpi_ds_exec_end_control_op @@ -975,46 +945,42 @@ acpi_ds_exec_begin_control_op ( ******************************************************************************/ acpi_status -acpi_ds_exec_end_control_op ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op) +acpi_ds_exec_end_control_op(struct acpi_walk_state * walk_state, + union acpi_parse_object * op) { - acpi_status status = AE_OK; - union acpi_generic_state *control_state; - - - ACPI_FUNCTION_NAME ("ds_exec_end_control_op"); + acpi_status status = AE_OK; + union acpi_generic_state *control_state; + ACPI_FUNCTION_NAME("ds_exec_end_control_op"); switch (op->common.aml_opcode) { case AML_IF_OP: - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "[IF_OP] Op=%p\n", op)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "[IF_OP] Op=%p\n", op)); /* * Save the result of the predicate in case there is an * ELSE to come */ walk_state->last_predicate = - (u8) walk_state->control_state->common.value; + (u8) walk_state->control_state->common.value; /* * Pop the control state that was created at the start * of the IF and free it */ - control_state = acpi_ut_pop_generic_state (&walk_state->control_state); - acpi_ut_delete_generic_state (control_state); + control_state = + acpi_ut_pop_generic_state(&walk_state->control_state); + acpi_ut_delete_generic_state(control_state); break; - case AML_ELSE_OP: break; - case AML_WHILE_OP: - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "[WHILE_OP] Op=%p\n", op)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "[WHILE_OP] Op=%p\n", op)); if (walk_state->control_state->common.value) { /* Predicate was true, go back and evaluate it again! */ @@ -1022,22 +988,24 @@ acpi_ds_exec_end_control_op ( status = AE_CTRL_PENDING; } - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "[WHILE_OP] termination! Op=%p\n",op)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "[WHILE_OP] termination! Op=%p\n", op)); /* Pop this control state and free it */ - control_state = acpi_ut_pop_generic_state (&walk_state->control_state); + control_state = + acpi_ut_pop_generic_state(&walk_state->control_state); - walk_state->aml_last_while = control_state->control.aml_predicate_start; - acpi_ut_delete_generic_state (control_state); + walk_state->aml_last_while = + control_state->control.aml_predicate_start; + acpi_ut_delete_generic_state(control_state); break; - case AML_RETURN_OP: - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "[RETURN_OP] Op=%p Arg=%p\n",op, op->common.value.arg)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "[RETURN_OP] Op=%p Arg=%p\n", op, + op->common.value.arg)); /* * One optional operand -- the return value @@ -1047,12 +1015,14 @@ acpi_ds_exec_end_control_op ( if (op->common.value.arg) { /* Since we have a real Return(), delete any implicit return */ - acpi_ds_clear_implicit_return (walk_state); + acpi_ds_clear_implicit_return(walk_state); /* Return statement has an immediate operand */ - status = acpi_ds_create_operands (walk_state, op->common.value.arg); - if (ACPI_FAILURE (status)) { + status = + acpi_ds_create_operands(walk_state, + op->common.value.arg); + if (ACPI_FAILURE(status)) { return (status); } @@ -1061,8 +1031,10 @@ acpi_ds_exec_end_control_op ( * an arg or local), resolve it now because it may * cease to exist at the end of the method. */ - status = acpi_ex_resolve_to_value (&walk_state->operands [0], walk_state); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_resolve_to_value(&walk_state->operands[0], + walk_state); + if (ACPI_FAILURE(status)) { return (status); } @@ -1072,12 +1044,11 @@ acpi_ds_exec_end_control_op ( * is set to anything other than zero! */ walk_state->return_desc = walk_state->operands[0]; - } - else if ((walk_state->results) && - (walk_state->results->results.num_results > 0)) { + } else if ((walk_state->results) && + (walk_state->results->results.num_results > 0)) { /* Since we have a real Return(), delete any implicit return */ - acpi_ds_clear_implicit_return (walk_state); + acpi_ds_clear_implicit_return(walk_state); /* * The return value has come from a previous calculation. @@ -1088,67 +1059,78 @@ acpi_ds_exec_end_control_op ( * * Allow references created by the Index operator to return unchanged. */ - if ((ACPI_GET_DESCRIPTOR_TYPE (walk_state->results->results.obj_desc[0]) == ACPI_DESC_TYPE_OPERAND) && - (ACPI_GET_OBJECT_TYPE (walk_state->results->results.obj_desc [0]) == ACPI_TYPE_LOCAL_REFERENCE) && - ((walk_state->results->results.obj_desc [0])->reference.opcode != AML_INDEX_OP)) { - status = acpi_ex_resolve_to_value (&walk_state->results->results.obj_desc [0], walk_state); - if (ACPI_FAILURE (status)) { + if ((ACPI_GET_DESCRIPTOR_TYPE + (walk_state->results->results.obj_desc[0]) == + ACPI_DESC_TYPE_OPERAND) + && + (ACPI_GET_OBJECT_TYPE + (walk_state->results->results.obj_desc[0]) == + ACPI_TYPE_LOCAL_REFERENCE) + && ((walk_state->results->results.obj_desc[0])-> + reference.opcode != AML_INDEX_OP)) { + status = + acpi_ex_resolve_to_value(&walk_state-> + results->results. + obj_desc[0], + walk_state); + if (ACPI_FAILURE(status)) { return (status); } } - walk_state->return_desc = walk_state->results->results.obj_desc [0]; - } - else { + walk_state->return_desc = + walk_state->results->results.obj_desc[0]; + } else { /* No return operand */ if (walk_state->num_operands) { - acpi_ut_remove_reference (walk_state->operands [0]); + acpi_ut_remove_reference(walk_state-> + operands[0]); } - walk_state->operands [0] = NULL; - walk_state->num_operands = 0; - walk_state->return_desc = NULL; + walk_state->operands[0] = NULL; + walk_state->num_operands = 0; + walk_state->return_desc = NULL; } - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Completed RETURN_OP State=%p, ret_val=%p\n", - walk_state, walk_state->return_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Completed RETURN_OP State=%p, ret_val=%p\n", + walk_state, walk_state->return_desc)); /* End the control method execution right now */ status = AE_CTRL_TERMINATE; break; - case AML_NOOP_OP: /* Just do nothing! */ break; - case AML_BREAK_POINT_OP: /* Call up to the OS service layer to handle this */ - status = acpi_os_signal (ACPI_SIGNAL_BREAKPOINT, "Executed AML Breakpoint opcode"); + status = + acpi_os_signal(ACPI_SIGNAL_BREAKPOINT, + "Executed AML Breakpoint opcode"); /* If and when it returns, all done. */ break; - case AML_BREAK_OP: - case AML_CONTINUE_OP: /* ACPI 2.0 */ - + case AML_CONTINUE_OP: /* ACPI 2.0 */ /* Pop and delete control states until we find a while */ while (walk_state->control_state && - (walk_state->control_state->control.opcode != AML_WHILE_OP)) { - control_state = acpi_ut_pop_generic_state (&walk_state->control_state); - acpi_ut_delete_generic_state (control_state); + (walk_state->control_state->control.opcode != + AML_WHILE_OP)) { + control_state = + acpi_ut_pop_generic_state(&walk_state-> + control_state); + acpi_ut_delete_generic_state(control_state); } /* No while found? */ @@ -1159,23 +1141,23 @@ acpi_ds_exec_end_control_op ( /* Was: walk_state->aml_last_while = walk_state->control_state->Control.aml_predicate_start; */ - walk_state->aml_last_while = walk_state->control_state->control.package_end; + walk_state->aml_last_while = + walk_state->control_state->control.package_end; /* Return status depending on opcode */ if (op->common.aml_opcode == AML_BREAK_OP) { status = AE_CTRL_BREAK; - } - else { + } else { status = AE_CTRL_CONTINUE; } break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unknown control opcode=%X Op=%p\n", - op->common.aml_opcode, op)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown control opcode=%X Op=%p\n", + op->common.aml_opcode, op)); status = AE_AML_BAD_OPCODE; break; @@ -1183,4 +1165,3 @@ acpi_ds_exec_end_control_op ( return (status); } - diff --git a/drivers/acpi/dispatcher/dsutils.c b/drivers/acpi/dispatcher/dsutils.c index 9613349ac31d..83ae1c1aa286 100644 --- a/drivers/acpi/dispatcher/dsutils.c +++ b/drivers/acpi/dispatcher/dsutils.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> @@ -51,8 +50,7 @@ #include <acpi/acdebug.h> #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dsutils") - +ACPI_MODULE_NAME("dsutils") /******************************************************************************* * @@ -68,13 +66,9 @@ * parent method exits.) * ******************************************************************************/ - -void -acpi_ds_clear_implicit_return ( - struct acpi_walk_state *walk_state) +void acpi_ds_clear_implicit_return(struct acpi_walk_state *walk_state) { - ACPI_FUNCTION_NAME ("ds_clear_implicit_return"); - + ACPI_FUNCTION_NAME("ds_clear_implicit_return"); /* * Slack must be enabled for this feature @@ -89,16 +83,15 @@ acpi_ds_clear_implicit_return ( * complex statements, the implicit return value can be * bubbled up several levels. */ - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Removing reference on stale implicit return obj %p\n", - walk_state->implicit_return_obj)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Removing reference on stale implicit return obj %p\n", + walk_state->implicit_return_obj)); - acpi_ut_remove_reference (walk_state->implicit_return_obj); + acpi_ut_remove_reference(walk_state->implicit_return_obj); walk_state->implicit_return_obj = NULL; } } - #ifndef ACPI_NO_METHOD_EXECUTION /******************************************************************************* * @@ -119,27 +112,22 @@ acpi_ds_clear_implicit_return ( ******************************************************************************/ u8 -acpi_ds_do_implicit_return ( - union acpi_operand_object *return_desc, - struct acpi_walk_state *walk_state, - u8 add_reference) +acpi_ds_do_implicit_return(union acpi_operand_object *return_desc, + struct acpi_walk_state *walk_state, u8 add_reference) { - ACPI_FUNCTION_NAME ("ds_do_implicit_return"); - + ACPI_FUNCTION_NAME("ds_do_implicit_return"); /* * Slack must be enabled for this feature, and we must * have a valid return object */ - if ((!acpi_gbl_enable_interpreter_slack) || - (!return_desc)) { + if ((!acpi_gbl_enable_interpreter_slack) || (!return_desc)) { return (FALSE); } - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Result %p will be implicitly returned; Prev=%p\n", - return_desc, - walk_state->implicit_return_obj)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Result %p will be implicitly returned; Prev=%p\n", + return_desc, walk_state->implicit_return_obj)); /* * Delete any "stale" implicit return value first. However, in @@ -151,20 +139,19 @@ acpi_ds_do_implicit_return ( if (walk_state->implicit_return_obj == return_desc) { return (TRUE); } - acpi_ds_clear_implicit_return (walk_state); + acpi_ds_clear_implicit_return(walk_state); } /* Save the implicit return value, add a reference if requested */ walk_state->implicit_return_obj = return_desc; if (add_reference) { - acpi_ut_add_reference (return_desc); + acpi_ut_add_reference(return_desc); } return (TRUE); } - /******************************************************************************* * * FUNCTION: acpi_ds_is_result_used @@ -179,20 +166,18 @@ acpi_ds_do_implicit_return ( ******************************************************************************/ u8 -acpi_ds_is_result_used ( - union acpi_parse_object *op, - struct acpi_walk_state *walk_state) +acpi_ds_is_result_used(union acpi_parse_object * op, + struct acpi_walk_state * walk_state) { - const struct acpi_opcode_info *parent_info; - - ACPI_FUNCTION_TRACE_PTR ("ds_is_result_used", op); + const struct acpi_opcode_info *parent_info; + ACPI_FUNCTION_TRACE_PTR("ds_is_result_used", op); /* Must have both an Op and a Result Object */ if (!op) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null Op\n")); - return_VALUE (TRUE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Null Op\n")); + return_VALUE(TRUE); } /* @@ -204,7 +189,8 @@ acpi_ds_is_result_used ( * NOTE: this is optional because the ASL language does not actually * support this behavior. */ - (void) acpi_ds_do_implicit_return (walk_state->result_obj, walk_state, TRUE); + (void)acpi_ds_do_implicit_return(walk_state->result_obj, walk_state, + TRUE); /* * Now determine if the parent will use the result @@ -215,22 +201,24 @@ acpi_ds_is_result_used ( * via execute_control_method has a scope_op as the parent. */ if ((!op->common.parent) || - (op->common.parent->common.aml_opcode == AML_SCOPE_OP)) { + (op->common.parent->common.aml_opcode == AML_SCOPE_OP)) { /* No parent, the return value cannot possibly be used */ - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "At Method level, result of [%s] not used\n", - acpi_ps_get_opcode_name (op->common.aml_opcode))); - return_VALUE (FALSE); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "At Method level, result of [%s] not used\n", + acpi_ps_get_opcode_name(op->common. + aml_opcode))); + return_VALUE(FALSE); } /* Get info on the parent. The root_op is AML_SCOPE */ - parent_info = acpi_ps_get_opcode_info (op->common.parent->common.aml_opcode); + parent_info = + acpi_ps_get_opcode_info(op->common.parent->common.aml_opcode); if (parent_info->class == AML_CLASS_UNKNOWN) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown parent opcode. Op=%p\n", op)); - return_VALUE (FALSE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown parent opcode. Op=%p\n", op)); + return_VALUE(FALSE); } /* @@ -256,8 +244,10 @@ acpi_ds_is_result_used ( * If we are executing the predicate AND this is the predicate op, * we will use the return value */ - if ((walk_state->control_state->common.state == ACPI_CONTROL_PREDICATE_EXECUTING) && - (walk_state->control_state->control.predicate_op == op)) { + if ((walk_state->control_state->common.state == + ACPI_CONTROL_PREDICATE_EXECUTING) + && (walk_state->control_state->control. + predicate_op == op)) { goto result_used; } break; @@ -271,7 +261,6 @@ acpi_ds_is_result_used ( goto result_not_used; - case AML_CLASS_CREATE: /* @@ -280,15 +269,16 @@ acpi_ds_is_result_used ( */ goto result_used; - case AML_CLASS_NAMED_OBJECT: - if ((op->common.parent->common.aml_opcode == AML_REGION_OP) || - (op->common.parent->common.aml_opcode == AML_DATA_REGION_OP) || - (op->common.parent->common.aml_opcode == AML_PACKAGE_OP) || - (op->common.parent->common.aml_opcode == AML_VAR_PACKAGE_OP) || - (op->common.parent->common.aml_opcode == AML_BUFFER_OP) || - (op->common.parent->common.aml_opcode == AML_INT_EVAL_SUBTREE_OP)) { + if ((op->common.parent->common.aml_opcode == AML_REGION_OP) || + (op->common.parent->common.aml_opcode == AML_DATA_REGION_OP) + || (op->common.parent->common.aml_opcode == AML_PACKAGE_OP) + || (op->common.parent->common.aml_opcode == + AML_VAR_PACKAGE_OP) + || (op->common.parent->common.aml_opcode == AML_BUFFER_OP) + || (op->common.parent->common.aml_opcode == + AML_INT_EVAL_SUBTREE_OP)) { /* * These opcodes allow term_arg(s) as operands and therefore * the operands can be method calls. The result is used. @@ -298,7 +288,6 @@ acpi_ds_is_result_used ( goto result_not_used; - default: /* @@ -308,26 +297,25 @@ acpi_ds_is_result_used ( goto result_used; } + result_used: + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Result of [%s] used by Parent [%s] Op=%p\n", + acpi_ps_get_opcode_name(op->common.aml_opcode), + acpi_ps_get_opcode_name(op->common.parent->common. + aml_opcode), op)); -result_used: - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Result of [%s] used by Parent [%s] Op=%p\n", - acpi_ps_get_opcode_name (op->common.aml_opcode), - acpi_ps_get_opcode_name (op->common.parent->common.aml_opcode), op)); - - return_VALUE (TRUE); - + return_VALUE(TRUE); -result_not_used: - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Result of [%s] not used by Parent [%s] Op=%p\n", - acpi_ps_get_opcode_name (op->common.aml_opcode), - acpi_ps_get_opcode_name (op->common.parent->common.aml_opcode), op)); + result_not_used: + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Result of [%s] not used by Parent [%s] Op=%p\n", + acpi_ps_get_opcode_name(op->common.aml_opcode), + acpi_ps_get_opcode_name(op->common.parent->common. + aml_opcode), op)); - return_VALUE (FALSE); + return_VALUE(FALSE); } - /******************************************************************************* * * FUNCTION: acpi_ds_delete_result_if_not_used @@ -346,20 +334,17 @@ result_not_used: ******************************************************************************/ void -acpi_ds_delete_result_if_not_used ( - union acpi_parse_object *op, - union acpi_operand_object *result_obj, - struct acpi_walk_state *walk_state) +acpi_ds_delete_result_if_not_used(union acpi_parse_object *op, + union acpi_operand_object *result_obj, + struct acpi_walk_state *walk_state) { - union acpi_operand_object *obj_desc; - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ds_delete_result_if_not_used", result_obj); + union acpi_operand_object *obj_desc; + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ds_delete_result_if_not_used", result_obj); if (!op) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null Op\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Null Op\n")); return_VOID; } @@ -367,19 +352,18 @@ acpi_ds_delete_result_if_not_used ( return_VOID; } - if (!acpi_ds_is_result_used (op, walk_state)) { + if (!acpi_ds_is_result_used(op, walk_state)) { /* Must pop the result stack (obj_desc should be equal to result_obj) */ - status = acpi_ds_result_pop (&obj_desc, walk_state); - if (ACPI_SUCCESS (status)) { - acpi_ut_remove_reference (result_obj); + status = acpi_ds_result_pop(&obj_desc, walk_state); + if (ACPI_SUCCESS(status)) { + acpi_ut_remove_reference(result_obj); } } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ds_resolve_operands @@ -394,16 +378,12 @@ acpi_ds_delete_result_if_not_used ( * ******************************************************************************/ -acpi_status -acpi_ds_resolve_operands ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_resolve_operands(struct acpi_walk_state *walk_state) { - u32 i; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_PTR ("ds_resolve_operands", walk_state); + u32 i; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_PTR("ds_resolve_operands", walk_state); /* * Attempt to resolve each of the valid operands @@ -411,16 +391,17 @@ acpi_ds_resolve_operands ( * that the actual objects are passed, not copies of the objects. */ for (i = 0; i < walk_state->num_operands; i++) { - status = acpi_ex_resolve_to_value (&walk_state->operands[i], walk_state); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_resolve_to_value(&walk_state->operands[i], + walk_state); + if (ACPI_FAILURE(status)) { break; } } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_clear_operands @@ -433,15 +414,11 @@ acpi_ds_resolve_operands ( * ******************************************************************************/ -void -acpi_ds_clear_operands ( - struct acpi_walk_state *walk_state) +void acpi_ds_clear_operands(struct acpi_walk_state *walk_state) { - u32 i; - - - ACPI_FUNCTION_TRACE_PTR ("ds_clear_operands", walk_state); + u32 i; + ACPI_FUNCTION_TRACE_PTR("ds_clear_operands", walk_state); /* Remove a reference on each operand on the stack */ @@ -450,7 +427,7 @@ acpi_ds_clear_operands ( * Remove a reference to all operands, including both * "Arguments" and "Targets". */ - acpi_ut_remove_reference (walk_state->operands[i]); + acpi_ut_remove_reference(walk_state->operands[i]); walk_state->operands[i] = NULL; } @@ -459,7 +436,6 @@ acpi_ds_clear_operands ( } #endif - /******************************************************************************* * * FUNCTION: acpi_ds_create_operand @@ -478,37 +454,36 @@ acpi_ds_clear_operands ( ******************************************************************************/ acpi_status -acpi_ds_create_operand ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *arg, - u32 arg_index) +acpi_ds_create_operand(struct acpi_walk_state *walk_state, + union acpi_parse_object *arg, u32 arg_index) { - acpi_status status = AE_OK; - char *name_string; - u32 name_length; - union acpi_operand_object *obj_desc; - union acpi_parse_object *parent_op; - u16 opcode; - acpi_interpreter_mode interpreter_mode; - const struct acpi_opcode_info *op_info; - - - ACPI_FUNCTION_TRACE_PTR ("ds_create_operand", arg); + acpi_status status = AE_OK; + char *name_string; + u32 name_length; + union acpi_operand_object *obj_desc; + union acpi_parse_object *parent_op; + u16 opcode; + acpi_interpreter_mode interpreter_mode; + const struct acpi_opcode_info *op_info; + ACPI_FUNCTION_TRACE_PTR("ds_create_operand", arg); /* A valid name must be looked up in the namespace */ if ((arg->common.aml_opcode == AML_INT_NAMEPATH_OP) && - (arg->common.value.string)) { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Getting a name: Arg=%p\n", arg)); + (arg->common.value.string)) { + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "Getting a name: Arg=%p\n", + arg)); /* Get the entire name string from the AML stream */ - status = acpi_ex_get_name_string (ACPI_TYPE_ANY, arg->common.value.buffer, - &name_string, &name_length); + status = + acpi_ex_get_name_string(ACPI_TYPE_ANY, + arg->common.value.buffer, + &name_string, &name_length); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* All prefixes have been handled, and the name is in name_string */ @@ -523,13 +498,14 @@ acpi_ds_create_operand ( * actual opcode exists. */ if ((walk_state->deferred_node) && - (walk_state->deferred_node->type == ACPI_TYPE_BUFFER_FIELD) && - (arg_index != 0)) { - obj_desc = ACPI_CAST_PTR ( - union acpi_operand_object, walk_state->deferred_node); + (walk_state->deferred_node->type == ACPI_TYPE_BUFFER_FIELD) + && (arg_index != 0)) { + obj_desc = + ACPI_CAST_PTR(union acpi_operand_object, + walk_state->deferred_node); status = AE_OK; - } - else /* All other opcodes */ { + } else { /* All other opcodes */ + /* * Differentiate between a namespace "create" operation * versus a "lookup" operation (IMODE_LOAD_PASS2 vs. @@ -537,43 +513,51 @@ acpi_ds_create_operand ( * namespace objects during the execution of control methods. */ parent_op = arg->common.parent; - op_info = acpi_ps_get_opcode_info (parent_op->common.aml_opcode); - if ((op_info->flags & AML_NSNODE) && - (parent_op->common.aml_opcode != AML_INT_METHODCALL_OP) && - (parent_op->common.aml_opcode != AML_REGION_OP) && - (parent_op->common.aml_opcode != AML_INT_NAMEPATH_OP)) { + op_info = + acpi_ps_get_opcode_info(parent_op->common. + aml_opcode); + if ((op_info->flags & AML_NSNODE) + && (parent_op->common.aml_opcode != + AML_INT_METHODCALL_OP) + && (parent_op->common.aml_opcode != AML_REGION_OP) + && (parent_op->common.aml_opcode != + AML_INT_NAMEPATH_OP)) { /* Enter name into namespace if not found */ interpreter_mode = ACPI_IMODE_LOAD_PASS2; - } - else { + } else { /* Return a failure if name not found */ interpreter_mode = ACPI_IMODE_EXECUTE; } - status = acpi_ns_lookup (walk_state->scope_info, name_string, - ACPI_TYPE_ANY, interpreter_mode, - ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, - walk_state, - ACPI_CAST_INDIRECT_PTR (struct acpi_namespace_node, &obj_desc)); + status = + acpi_ns_lookup(walk_state->scope_info, name_string, + ACPI_TYPE_ANY, interpreter_mode, + ACPI_NS_SEARCH_PARENT | + ACPI_NS_DONT_OPEN_SCOPE, walk_state, + ACPI_CAST_INDIRECT_PTR(struct + acpi_namespace_node, + &obj_desc)); /* * The only case where we pass through (ignore) a NOT_FOUND * error is for the cond_ref_of opcode. */ if (status == AE_NOT_FOUND) { - if (parent_op->common.aml_opcode == AML_COND_REF_OF_OP) { + if (parent_op->common.aml_opcode == + AML_COND_REF_OF_OP) { /* * For the Conditional Reference op, it's OK if * the name is not found; We just need a way to * indicate this to the interpreter, set the * object to the root */ - obj_desc = ACPI_CAST_PTR ( - union acpi_operand_object, acpi_gbl_root_node); + obj_desc = + ACPI_CAST_PTR(union + acpi_operand_object, + acpi_gbl_root_node); status = AE_OK; - } - else { + } else { /* * We just plain didn't find it -- which is a * very serious error at this point @@ -582,30 +566,30 @@ acpi_ds_create_operand ( } } - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (name_string, status); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(name_string, status); } } /* Free the namestring created above */ - ACPI_MEM_FREE (name_string); + ACPI_MEM_FREE(name_string); /* Check status from the lookup */ - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Put the resulting object onto the current object stack */ - status = acpi_ds_obj_stack_push (obj_desc, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_obj_stack_push(obj_desc, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_DEBUGGER_EXEC (acpi_db_display_argument_object (obj_desc, walk_state)); - } - else { + ACPI_DEBUGGER_EXEC(acpi_db_display_argument_object + (obj_desc, walk_state)); + } else { /* Check for null name case */ if (arg->common.aml_opcode == AML_INT_NAMEPATH_OP) { @@ -615,77 +599,83 @@ acpi_ds_create_operand ( * in the original ASL. Create a Zero Constant for a * placeholder. (Store to a constant is a Noop.) */ - opcode = AML_ZERO_OP; /* Has no arguments! */ + opcode = AML_ZERO_OP; /* Has no arguments! */ - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Null namepath: Arg=%p\n", arg)); - } - else { + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Null namepath: Arg=%p\n", arg)); + } else { opcode = arg->common.aml_opcode; } /* Get the object type of the argument */ - op_info = acpi_ps_get_opcode_info (opcode); + op_info = acpi_ps_get_opcode_info(opcode); if (op_info->object_type == ACPI_TYPE_INVALID) { - return_ACPI_STATUS (AE_NOT_IMPLEMENTED); + return_ACPI_STATUS(AE_NOT_IMPLEMENTED); } if (op_info->flags & AML_HAS_RETVAL) { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Argument previously created, already stacked \n")); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Argument previously created, already stacked \n")); - ACPI_DEBUGGER_EXEC (acpi_db_display_argument_object ( - walk_state->operands [walk_state->num_operands - 1], walk_state)); + ACPI_DEBUGGER_EXEC(acpi_db_display_argument_object + (walk_state-> + operands[walk_state->num_operands - + 1], walk_state)); /* * Use value that was already previously returned * by the evaluation of this argument */ - status = acpi_ds_result_pop_from_bottom (&obj_desc, walk_state); - if (ACPI_FAILURE (status)) { + status = + acpi_ds_result_pop_from_bottom(&obj_desc, + walk_state); + if (ACPI_FAILURE(status)) { /* * Only error is underflow, and this indicates * a missing or null operand! */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Missing or null operand, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Missing or null operand, %s\n", + acpi_format_exception + (status))); + return_ACPI_STATUS(status); } - } - else { + } else { /* Create an ACPI_INTERNAL_OBJECT for the argument */ - obj_desc = acpi_ut_create_internal_object (op_info->object_type); + obj_desc = + acpi_ut_create_internal_object(op_info-> + object_type); if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Initialize the new object */ - status = acpi_ds_init_object_from_op ( - walk_state, arg, opcode, &obj_desc); - if (ACPI_FAILURE (status)) { - acpi_ut_delete_object_desc (obj_desc); - return_ACPI_STATUS (status); + status = + acpi_ds_init_object_from_op(walk_state, arg, opcode, + &obj_desc); + if (ACPI_FAILURE(status)) { + acpi_ut_delete_object_desc(obj_desc); + return_ACPI_STATUS(status); } } /* Put the operand object on the object stack */ - status = acpi_ds_obj_stack_push (obj_desc, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_obj_stack_push(obj_desc, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_DEBUGGER_EXEC (acpi_db_display_argument_object (obj_desc, walk_state)); + ACPI_DEBUGGER_EXEC(acpi_db_display_argument_object + (obj_desc, walk_state)); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_create_operands @@ -702,29 +692,27 @@ acpi_ds_create_operand ( ******************************************************************************/ acpi_status -acpi_ds_create_operands ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *first_arg) +acpi_ds_create_operands(struct acpi_walk_state *walk_state, + union acpi_parse_object *first_arg) { - acpi_status status = AE_OK; - union acpi_parse_object *arg; - u32 arg_count = 0; - - - ACPI_FUNCTION_TRACE_PTR ("ds_create_operands", first_arg); + acpi_status status = AE_OK; + union acpi_parse_object *arg; + u32 arg_count = 0; + ACPI_FUNCTION_TRACE_PTR("ds_create_operands", first_arg); /* For all arguments in the list... */ arg = first_arg; while (arg) { - status = acpi_ds_create_operand (walk_state, arg, arg_count); - if (ACPI_FAILURE (status)) { + status = acpi_ds_create_operand(walk_state, arg, arg_count); + if (ACPI_FAILURE(status)) { goto cleanup; } - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Arg #%d (%p) done, Arg1=%p\n", - arg_count, arg, first_arg)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Arg #%d (%p) done, Arg1=%p\n", arg_count, + arg, first_arg)); /* Move on to next argument, if any */ @@ -732,20 +720,17 @@ acpi_ds_create_operands ( arg_count++; } - return_ACPI_STATUS (status); - + return_ACPI_STATUS(status); -cleanup: + cleanup: /* * We must undo everything done above; meaning that we must * pop everything off of the operand stack and delete those * objects */ - (void) acpi_ds_obj_stack_pop_and_delete (arg_count, walk_state); + (void)acpi_ds_obj_stack_pop_and_delete(arg_count, walk_state); - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "While creating Arg %d - %s\n", - (arg_count + 1), acpi_format_exception (status))); - return_ACPI_STATUS (status); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "While creating Arg %d - %s\n", + (arg_count + 1), acpi_format_exception(status))); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/dispatcher/dswexec.c b/drivers/acpi/dispatcher/dswexec.c index 10f71318e23b..e522763bb692 100644 --- a/drivers/acpi/dispatcher/dswexec.c +++ b/drivers/acpi/dispatcher/dswexec.c @@ -42,7 +42,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> @@ -52,27 +51,26 @@ #include <acpi/acdebug.h> #include <acpi/acdisasm.h> - #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dswexec") +ACPI_MODULE_NAME("dswexec") /* * Dispatch table for opcode classes */ -static ACPI_EXECUTE_OP acpi_gbl_op_type_dispatch [] = { - acpi_ex_opcode_0A_0T_1R, - acpi_ex_opcode_1A_0T_0R, - acpi_ex_opcode_1A_0T_1R, - acpi_ex_opcode_1A_1T_0R, - acpi_ex_opcode_1A_1T_1R, - acpi_ex_opcode_2A_0T_0R, - acpi_ex_opcode_2A_0T_1R, - acpi_ex_opcode_2A_1T_1R, - acpi_ex_opcode_2A_2T_1R, - acpi_ex_opcode_3A_0T_0R, - acpi_ex_opcode_3A_1T_1R, - acpi_ex_opcode_6A_0T_1R}; - +static ACPI_EXECUTE_OP acpi_gbl_op_type_dispatch[] = { + acpi_ex_opcode_0A_0T_1R, + acpi_ex_opcode_1A_0T_0R, + acpi_ex_opcode_1A_0T_1R, + acpi_ex_opcode_1A_1T_0R, + acpi_ex_opcode_1A_1T_1R, + acpi_ex_opcode_2A_0T_0R, + acpi_ex_opcode_2A_0T_1R, + acpi_ex_opcode_2A_1T_1R, + acpi_ex_opcode_2A_2T_1R, + acpi_ex_opcode_3A_0T_0R, + acpi_ex_opcode_3A_1T_1R, + acpi_ex_opcode_6A_0T_1R +}; /***************************************************************************** * @@ -88,64 +86,64 @@ static ACPI_EXECUTE_OP acpi_gbl_op_type_dispatch [] = { ****************************************************************************/ acpi_status -acpi_ds_get_predicate_value ( - struct acpi_walk_state *walk_state, - union acpi_operand_object *result_obj) { - acpi_status status = AE_OK; - union acpi_operand_object *obj_desc; - union acpi_operand_object *local_obj_desc = NULL; - - - ACPI_FUNCTION_TRACE_PTR ("ds_get_predicate_value", walk_state); +acpi_ds_get_predicate_value(struct acpi_walk_state *walk_state, + union acpi_operand_object *result_obj) +{ + acpi_status status = AE_OK; + union acpi_operand_object *obj_desc; + union acpi_operand_object *local_obj_desc = NULL; + ACPI_FUNCTION_TRACE_PTR("ds_get_predicate_value", walk_state); walk_state->control_state->common.state = 0; if (result_obj) { - status = acpi_ds_result_pop (&obj_desc, walk_state); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not get result from predicate evaluation, %s\n", - acpi_format_exception (status))); + status = acpi_ds_result_pop(&obj_desc, walk_state); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not get result from predicate evaluation, %s\n", + acpi_format_exception(status))); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - } - else { - status = acpi_ds_create_operand (walk_state, walk_state->op, 0); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + } else { + status = acpi_ds_create_operand(walk_state, walk_state->op, 0); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_ex_resolve_to_value (&walk_state->operands [0], walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ex_resolve_to_value(&walk_state->operands[0], + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - obj_desc = walk_state->operands [0]; + obj_desc = walk_state->operands[0]; } if (!obj_desc) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "No predicate obj_desc=%p State=%p\n", - obj_desc, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No predicate obj_desc=%p State=%p\n", + obj_desc, walk_state)); - return_ACPI_STATUS (AE_AML_NO_OPERAND); + return_ACPI_STATUS(AE_AML_NO_OPERAND); } /* * Result of predicate evaluation must be an Integer * object. Implicitly convert the argument if necessary. */ - status = acpi_ex_convert_to_integer (obj_desc, &local_obj_desc, 16); - if (ACPI_FAILURE (status)) { + status = acpi_ex_convert_to_integer(obj_desc, &local_obj_desc, 16); + if (ACPI_FAILURE(status)) { goto cleanup; } - if (ACPI_GET_OBJECT_TYPE (local_obj_desc) != ACPI_TYPE_INTEGER) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Bad predicate (not an integer) obj_desc=%p State=%p Type=%X\n", - obj_desc, walk_state, ACPI_GET_OBJECT_TYPE (obj_desc))); + if (ACPI_GET_OBJECT_TYPE(local_obj_desc) != ACPI_TYPE_INTEGER) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Bad predicate (not an integer) obj_desc=%p State=%p Type=%X\n", + obj_desc, walk_state, + ACPI_GET_OBJECT_TYPE(obj_desc))); status = AE_AML_OPERAND_TYPE; goto cleanup; @@ -153,7 +151,7 @@ acpi_ds_get_predicate_value ( /* Truncate the predicate to 32-bits if necessary */ - acpi_ex_truncate_for32bit_table (local_obj_desc); + acpi_ex_truncate_for32bit_table(local_obj_desc); /* * Save the result of the predicate evaluation on @@ -161,8 +159,7 @@ acpi_ds_get_predicate_value ( */ if (local_obj_desc->integer.value) { walk_state->control_state->common.value = TRUE; - } - else { + } else { /* * Predicate is FALSE, we will just toss the * rest of the package @@ -171,30 +168,30 @@ acpi_ds_get_predicate_value ( status = AE_CTRL_FALSE; } + cleanup: -cleanup: + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Completed a predicate eval=%X Op=%p\n", + walk_state->control_state->common.value, + walk_state->op)); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Completed a predicate eval=%X Op=%p\n", - walk_state->control_state->common.value, walk_state->op)); + /* Break to debugger to display result */ - /* Break to debugger to display result */ - - ACPI_DEBUGGER_EXEC (acpi_db_display_result_object (local_obj_desc, walk_state)); + ACPI_DEBUGGER_EXEC(acpi_db_display_result_object + (local_obj_desc, walk_state)); /* * Delete the predicate result object (we know that * we don't need it anymore) */ if (local_obj_desc != obj_desc) { - acpi_ut_remove_reference (local_obj_desc); + acpi_ut_remove_reference(local_obj_desc); } - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); walk_state->control_state->common.state = ACPI_CONTROL_NORMAL; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /***************************************************************************** * * FUNCTION: acpi_ds_exec_begin_op @@ -211,38 +208,39 @@ cleanup: ****************************************************************************/ acpi_status -acpi_ds_exec_begin_op ( - struct acpi_walk_state *walk_state, - union acpi_parse_object **out_op) +acpi_ds_exec_begin_op(struct acpi_walk_state *walk_state, + union acpi_parse_object **out_op) { - union acpi_parse_object *op; - acpi_status status = AE_OK; - u32 opcode_class; - - - ACPI_FUNCTION_TRACE_PTR ("ds_exec_begin_op", walk_state); + union acpi_parse_object *op; + acpi_status status = AE_OK; + u32 opcode_class; + ACPI_FUNCTION_TRACE_PTR("ds_exec_begin_op", walk_state); op = walk_state->op; if (!op) { - status = acpi_ds_load2_begin_op (walk_state, out_op); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_load2_begin_op(walk_state, out_op); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } op = *out_op; walk_state->op = op; walk_state->opcode = op->common.aml_opcode; - walk_state->op_info = acpi_ps_get_opcode_info (op->common.aml_opcode); - - if (acpi_ns_opens_scope (walk_state->op_info->object_type)) { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "(%s) Popping scope for Op %p\n", - acpi_ut_get_type_name (walk_state->op_info->object_type), op)); - - status = acpi_ds_scope_stack_pop (walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + walk_state->op_info = + acpi_ps_get_opcode_info(op->common.aml_opcode); + + if (acpi_ns_opens_scope(walk_state->op_info->object_type)) { + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "(%s) Popping scope for Op %p\n", + acpi_ut_get_type_name(walk_state-> + op_info-> + object_type), + op)); + + status = acpi_ds_scope_stack_pop(walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } } @@ -252,7 +250,7 @@ acpi_ds_exec_begin_op ( *out_op = op; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* @@ -261,19 +259,20 @@ acpi_ds_exec_begin_op ( * Save this knowledge in the current scope descriptor */ if ((walk_state->control_state) && - (walk_state->control_state->common.state == - ACPI_CONTROL_CONDITIONAL_EXECUTING)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Exec predicate Op=%p State=%p\n", - op, walk_state)); + (walk_state->control_state->common.state == + ACPI_CONTROL_CONDITIONAL_EXECUTING)) { + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Exec predicate Op=%p State=%p\n", op, + walk_state)); - walk_state->control_state->common.state = ACPI_CONTROL_PREDICATE_EXECUTING; + walk_state->control_state->common.state = + ACPI_CONTROL_PREDICATE_EXECUTING; /* Save start of predicate */ walk_state->control_state->control.predicate_op = op; } - opcode_class = walk_state->op_info->class; /* We want to send namepaths to the load code */ @@ -288,15 +287,14 @@ acpi_ds_exec_begin_op ( switch (opcode_class) { case AML_CLASS_CONTROL: - status = acpi_ds_result_stack_push (walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_result_stack_push(walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_ds_exec_begin_control_op (walk_state, op); + status = acpi_ds_exec_begin_control_op(walk_state, op); break; - case AML_CLASS_NAMED_OBJECT: if (walk_state->walk_type == ACPI_WALK_METHOD) { @@ -306,15 +304,14 @@ acpi_ds_exec_begin_op ( * object is temporary and will be deleted upon completion of * the execution of this method. */ - status = acpi_ds_load2_begin_op (walk_state, NULL); + status = acpi_ds_load2_begin_op(walk_state, NULL); } if (op->common.aml_opcode == AML_REGION_OP) { - status = acpi_ds_result_stack_push (walk_state); + status = acpi_ds_result_stack_push(walk_state); } break; - case AML_CLASS_EXECUTE: case AML_CLASS_CREATE: @@ -322,20 +319,18 @@ acpi_ds_exec_begin_op ( * Most operators with arguments. * Start a new result/operand state */ - status = acpi_ds_result_stack_push (walk_state); + status = acpi_ds_result_stack_push(walk_state); break; - default: break; } /* Nothing to do here during method execution */ - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /***************************************************************************** * * FUNCTION: acpi_ds_exec_end_op @@ -350,28 +345,25 @@ acpi_ds_exec_begin_op ( * ****************************************************************************/ -acpi_status -acpi_ds_exec_end_op ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_exec_end_op(struct acpi_walk_state *walk_state) { - union acpi_parse_object *op; - acpi_status status = AE_OK; - u32 op_type; - u32 op_class; - union acpi_parse_object *next_op; - union acpi_parse_object *first_arg; + union acpi_parse_object *op; + acpi_status status = AE_OK; + u32 op_type; + u32 op_class; + union acpi_parse_object *next_op; + union acpi_parse_object *first_arg; + ACPI_FUNCTION_TRACE_PTR("ds_exec_end_op", walk_state); - ACPI_FUNCTION_TRACE_PTR ("ds_exec_end_op", walk_state); - - - op = walk_state->op; + op = walk_state->op; op_type = walk_state->op_info->type; op_class = walk_state->op_info->class; if (op_class == AML_CLASS_UNKNOWN) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unknown opcode %X\n", op->common.aml_opcode)); - return_ACPI_STATUS (AE_NOT_IMPLEMENTED); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unknown opcode %X\n", + op->common.aml_opcode)); + return_ACPI_STATUS(AE_NOT_IMPLEMENTED); } first_arg = op->common.value.arg; @@ -384,29 +376,31 @@ acpi_ds_exec_end_op ( /* Call debugger for single step support (DEBUG build only) */ - ACPI_DEBUGGER_EXEC (status = acpi_db_single_step (walk_state, op, op_class)); - ACPI_DEBUGGER_EXEC (if (ACPI_FAILURE (status)) {return_ACPI_STATUS (status);}); + ACPI_DEBUGGER_EXEC(status = + acpi_db_single_step(walk_state, op, op_class)); + ACPI_DEBUGGER_EXEC(if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status);} + ) ; /* Decode the Opcode Class */ switch (op_class) { - case AML_CLASS_ARGUMENT: /* constants, literals, etc. - do nothing */ + case AML_CLASS_ARGUMENT: /* constants, literals, etc. - do nothing */ break; - - case AML_CLASS_EXECUTE: /* most operators with arguments */ + case AML_CLASS_EXECUTE: /* most operators with arguments */ /* Build resolved operand stack */ - status = acpi_ds_create_operands (walk_state, first_arg); - if (ACPI_FAILURE (status)) { + status = acpi_ds_create_operands(walk_state, first_arg); + if (ACPI_FAILURE(status)) { goto cleanup; } /* Done with this result state (Now that operand stack is built) */ - status = acpi_ds_result_stack_pop (walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ds_result_stack_pop(walk_state); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -417,86 +411,93 @@ acpi_ds_exec_end_op ( if (!(walk_state->op_info->flags & AML_NO_OPERAND_RESOLVE)) { /* Resolve all operands */ - status = acpi_ex_resolve_operands (walk_state->opcode, - &(walk_state->operands [walk_state->num_operands -1]), - walk_state); - if (ACPI_SUCCESS (status)) { - ACPI_DUMP_OPERANDS (ACPI_WALK_OPERANDS, ACPI_IMODE_EXECUTE, - acpi_ps_get_opcode_name (walk_state->opcode), - walk_state->num_operands, "after ex_resolve_operands"); + status = acpi_ex_resolve_operands(walk_state->opcode, + &(walk_state-> + operands + [walk_state-> + num_operands - 1]), + walk_state); + if (ACPI_SUCCESS(status)) { + ACPI_DUMP_OPERANDS(ACPI_WALK_OPERANDS, + ACPI_IMODE_EXECUTE, + acpi_ps_get_opcode_name + (walk_state->opcode), + walk_state->num_operands, + "after ex_resolve_operands"); } } - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { /* * Dispatch the request to the appropriate interpreter handler * routine. There is one routine per opcode "type" based upon the * number of opcode arguments and return type. */ - status = acpi_gbl_op_type_dispatch[op_type] (walk_state); - } - else { + status = + acpi_gbl_op_type_dispatch[op_type] (walk_state); + } else { /* * Treat constructs of the form "Store(local_x,local_x)" as noops when the * Local is uninitialized. */ - if ((status == AE_AML_UNINITIALIZED_LOCAL) && - (walk_state->opcode == AML_STORE_OP) && - (walk_state->operands[0]->common.type == ACPI_TYPE_LOCAL_REFERENCE) && - (walk_state->operands[1]->common.type == ACPI_TYPE_LOCAL_REFERENCE) && - (walk_state->operands[0]->reference.opcode == - walk_state->operands[1]->reference.opcode) && - (walk_state->operands[0]->reference.offset == - walk_state->operands[1]->reference.offset)) { + if ((status == AE_AML_UNINITIALIZED_LOCAL) && + (walk_state->opcode == AML_STORE_OP) && + (walk_state->operands[0]->common.type == + ACPI_TYPE_LOCAL_REFERENCE) + && (walk_state->operands[1]->common.type == + ACPI_TYPE_LOCAL_REFERENCE) + && (walk_state->operands[0]->reference.opcode == + walk_state->operands[1]->reference.opcode) + && (walk_state->operands[0]->reference.offset == + walk_state->operands[1]->reference.offset)) { status = AE_OK; - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "[%s]: Could not resolve operands, %s\n", - acpi_ps_get_opcode_name (walk_state->opcode), - acpi_format_exception (status))); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "[%s]: Could not resolve operands, %s\n", + acpi_ps_get_opcode_name + (walk_state->opcode), + acpi_format_exception + (status))); } } /* Always delete the argument objects and clear the operand stack */ - acpi_ds_clear_operands (walk_state); + acpi_ds_clear_operands(walk_state); /* * If a result object was returned from above, push it on the * current result stack */ - if (ACPI_SUCCESS (status) && - walk_state->result_obj) { - status = acpi_ds_result_push (walk_state->result_obj, walk_state); + if (ACPI_SUCCESS(status) && walk_state->result_obj) { + status = + acpi_ds_result_push(walk_state->result_obj, + walk_state); } break; - default: switch (op_type) { - case AML_TYPE_CONTROL: /* Type 1 opcode, IF/ELSE/WHILE/NOOP */ + case AML_TYPE_CONTROL: /* Type 1 opcode, IF/ELSE/WHILE/NOOP */ /* 1 Operand, 0 external_result, 0 internal_result */ - status = acpi_ds_exec_end_control_op (walk_state, op); + status = acpi_ds_exec_end_control_op(walk_state, op); /* Make sure to properly pop the result stack */ - if (ACPI_SUCCESS (status)) { - status = acpi_ds_result_stack_pop (walk_state); - } - else if (status == AE_CTRL_PENDING) { - status = acpi_ds_result_stack_pop (walk_state); - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { + status = acpi_ds_result_stack_pop(walk_state); + } else if (status == AE_CTRL_PENDING) { + status = acpi_ds_result_stack_pop(walk_state); + if (ACPI_SUCCESS(status)) { status = AE_CTRL_PENDING; } } break; - case AML_TYPE_METHOD_CALL: /* @@ -505,16 +506,22 @@ acpi_ds_exec_end_op ( * a reference to it. */ if ((op->asl.parent) && - ((op->asl.parent->asl.aml_opcode == AML_PACKAGE_OP) || - (op->asl.parent->asl.aml_opcode == AML_VAR_PACKAGE_OP))) { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Method Reference in a Package, Op=%p\n", op)); - op->common.node = (struct acpi_namespace_node *) op->asl.value.arg->asl.node->object; - acpi_ut_add_reference (op->asl.value.arg->asl.node->object); - return_ACPI_STATUS (AE_OK); + ((op->asl.parent->asl.aml_opcode == AML_PACKAGE_OP) + || (op->asl.parent->asl.aml_opcode == + AML_VAR_PACKAGE_OP))) { + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Method Reference in a Package, Op=%p\n", + op)); + op->common.node = + (struct acpi_namespace_node *)op->asl.value. + arg->asl.node->object; + acpi_ut_add_reference(op->asl.value.arg->asl. + node->object); + return_ACPI_STATUS(AE_OK); } - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Method invocation, Op=%p\n", op)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Method invocation, Op=%p\n", op)); /* * (AML_METHODCALL) Op->Asl.Value.Arg->Asl.Node contains @@ -531,8 +538,8 @@ acpi_ds_exec_end_op ( /* * Get the method's arguments and put them on the operand stack */ - status = acpi_ds_create_operands (walk_state, next_op); - if (ACPI_FAILURE (status)) { + status = acpi_ds_create_operands(walk_state, next_op); + if (ACPI_FAILURE(status)) { break; } @@ -541,11 +548,11 @@ acpi_ds_exec_end_op ( * we must resolve all local references here (Local variables, * arguments to *this* method, etc.) */ - status = acpi_ds_resolve_operands (walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ds_resolve_operands(walk_state); + if (ACPI_FAILURE(status)) { /* On error, clear all resolved operands */ - acpi_ds_clear_operands (walk_state); + acpi_ds_clear_operands(walk_state); break; } @@ -559,27 +566,28 @@ acpi_ds_exec_end_op ( * Return now; we don't want to disturb anything, * especially the operand count! */ - return_ACPI_STATUS (status); - + return_ACPI_STATUS(status); case AML_TYPE_CREATE_FIELD: - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Executing create_field Buffer/Index Op=%p\n", op)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Executing create_field Buffer/Index Op=%p\n", + op)); - status = acpi_ds_load2_end_op (walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ds_load2_end_op(walk_state); + if (ACPI_FAILURE(status)) { break; } - status = acpi_ds_eval_buffer_field_operands (walk_state, op); + status = + acpi_ds_eval_buffer_field_operands(walk_state, op); break; - case AML_TYPE_CREATE_OBJECT: - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Executing create_object (Buffer/Package) Op=%p\n", op)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Executing create_object (Buffer/Package) Op=%p\n", + op)); switch (op->common.parent->common.aml_opcode) { case AML_NAME_OP: @@ -588,13 +596,15 @@ acpi_ds_exec_end_op ( * Put the Node on the object stack (Contains the ACPI Name * of this object) */ - walk_state->operands[0] = (void *) op->common.parent->common.node; + walk_state->operands[0] = + (void *)op->common.parent->common.node; walk_state->num_operands = 1; - status = acpi_ds_create_node (walk_state, - op->common.parent->common.node, - op->common.parent); - if (ACPI_FAILURE (status)) { + status = acpi_ds_create_node(walk_state, + op->common.parent-> + common.node, + op->common.parent); + if (ACPI_FAILURE(status)) { break; } @@ -603,20 +613,26 @@ acpi_ds_exec_end_op ( case AML_INT_EVAL_SUBTREE_OP: - status = acpi_ds_eval_data_object_operands (walk_state, op, - acpi_ns_get_attached_object (op->common.parent->common.node)); + status = + acpi_ds_eval_data_object_operands + (walk_state, op, + acpi_ns_get_attached_object(op->common. + parent->common. + node)); break; default: - status = acpi_ds_eval_data_object_operands (walk_state, op, NULL); + status = + acpi_ds_eval_data_object_operands + (walk_state, op, NULL); break; } /* Done with result state (Now that operand stack is built) */ - status = acpi_ds_result_stack_pop (walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ds_result_stack_pop(walk_state); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -625,56 +641,58 @@ acpi_ds_exec_end_op ( * current result stack */ if (walk_state->result_obj) { - status = acpi_ds_result_push (walk_state->result_obj, walk_state); + status = + acpi_ds_result_push(walk_state->result_obj, + walk_state); } break; - case AML_TYPE_NAMED_FIELD: case AML_TYPE_NAMED_COMPLEX: case AML_TYPE_NAMED_SIMPLE: case AML_TYPE_NAMED_NO_OBJ: - status = acpi_ds_load2_end_op (walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ds_load2_end_op(walk_state); + if (ACPI_FAILURE(status)) { break; } if (op->common.aml_opcode == AML_REGION_OP) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Executing op_region Address/Length Op=%p\n", op)); - - status = acpi_ds_eval_region_operands (walk_state, op); - if (ACPI_FAILURE (status)) { + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Executing op_region Address/Length Op=%p\n", + op)); + + status = + acpi_ds_eval_region_operands(walk_state, + op); + if (ACPI_FAILURE(status)) { break; } - status = acpi_ds_result_stack_pop (walk_state); + status = acpi_ds_result_stack_pop(walk_state); } break; - case AML_TYPE_UNDEFINED: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Undefined opcode type Op=%p\n", op)); - return_ACPI_STATUS (AE_NOT_IMPLEMENTED); - + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Undefined opcode type Op=%p\n", op)); + return_ACPI_STATUS(AE_NOT_IMPLEMENTED); case AML_TYPE_BOGUS: - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Internal opcode=%X type Op=%p\n", - walk_state->opcode, op)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Internal opcode=%X type Op=%p\n", + walk_state->opcode, op)); break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unimplemented opcode, class=%X type=%X Opcode=%X Op=%p\n", - op_class, op_type, op->common.aml_opcode, op)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unimplemented opcode, class=%X type=%X Opcode=%X Op=%p\n", + op_class, op_type, + op->common.aml_opcode, op)); status = AE_NOT_IMPLEMENTED; break; @@ -685,55 +703,58 @@ acpi_ds_exec_end_op ( * ACPI 2.0 support for 64-bit integers: Truncate numeric * result value if we are executing from a 32-bit ACPI table */ - acpi_ex_truncate_for32bit_table (walk_state->result_obj); + acpi_ex_truncate_for32bit_table(walk_state->result_obj); /* * Check if we just completed the evaluation of a * conditional predicate */ - if ((ACPI_SUCCESS (status)) && - (walk_state->control_state) && - (walk_state->control_state->common.state == - ACPI_CONTROL_PREDICATE_EXECUTING) && - (walk_state->control_state->control.predicate_op == op)) { - status = acpi_ds_get_predicate_value (walk_state, walk_state->result_obj); + if ((ACPI_SUCCESS(status)) && + (walk_state->control_state) && + (walk_state->control_state->common.state == + ACPI_CONTROL_PREDICATE_EXECUTING) && + (walk_state->control_state->control.predicate_op == op)) { + status = + acpi_ds_get_predicate_value(walk_state, + walk_state->result_obj); walk_state->result_obj = NULL; } - -cleanup: + cleanup: /* Invoke exception handler on error */ - if (ACPI_FAILURE (status) && - acpi_gbl_exception_handler && - !(status & AE_CODE_CONTROL)) { - acpi_ex_exit_interpreter (); - status = acpi_gbl_exception_handler (status, - walk_state->method_node->name.integer, walk_state->opcode, - walk_state->aml_offset, NULL); - (void) acpi_ex_enter_interpreter (); + if (ACPI_FAILURE(status) && + acpi_gbl_exception_handler && !(status & AE_CODE_CONTROL)) { + acpi_ex_exit_interpreter(); + status = acpi_gbl_exception_handler(status, + walk_state->method_node-> + name.integer, + walk_state->opcode, + walk_state->aml_offset, + NULL); + (void)acpi_ex_enter_interpreter(); } if (walk_state->result_obj) { /* Break to debugger to display result */ - ACPI_DEBUGGER_EXEC (acpi_db_display_result_object (walk_state->result_obj, - walk_state)); + ACPI_DEBUGGER_EXEC(acpi_db_display_result_object + (walk_state->result_obj, walk_state)); /* * Delete the result op if and only if: * Parent will not use the result -- such as any * non-nested type2 op in a method (parent will be method) */ - acpi_ds_delete_result_if_not_used (op, walk_state->result_obj, walk_state); + acpi_ds_delete_result_if_not_used(op, walk_state->result_obj, + walk_state); } - #ifdef _UNDER_DEVELOPMENT if (walk_state->parser_state.aml == walk_state->parser_state.aml_end) { - acpi_db_method_end (walk_state); + acpi_db_method_end(walk_state); } #endif @@ -745,12 +766,10 @@ cleanup: /* On error, display method locals/args */ - if (ACPI_FAILURE (status)) { - acpi_dm_dump_method_info (status, walk_state, op); + if (ACPI_FAILURE(status)) { + acpi_dm_dump_method_info(status, walk_state, op); } #endif - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/dispatcher/dswload.c b/drivers/acpi/dispatcher/dswload.c index 1ac197ccfc80..411731261c29 100644 --- a/drivers/acpi/dispatcher/dswload.c +++ b/drivers/acpi/dispatcher/dswload.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> @@ -50,13 +49,12 @@ #include <acpi/acnamesp.h> #include <acpi/acevents.h> -#ifdef _ACPI_ASL_COMPILER +#ifdef ACPI_ASL_COMPILER #include <acpi/acdisasm.h> #endif #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dswload") - +ACPI_MODULE_NAME("dswload") /******************************************************************************* * @@ -70,32 +68,29 @@ * DESCRIPTION: Init walk state callbacks * ******************************************************************************/ - acpi_status -acpi_ds_init_callbacks ( - struct acpi_walk_state *walk_state, - u32 pass_number) +acpi_ds_init_callbacks(struct acpi_walk_state *walk_state, u32 pass_number) { switch (pass_number) { case 1: - walk_state->parse_flags = ACPI_PARSE_LOAD_PASS1 | - ACPI_PARSE_DELETE_TREE; + walk_state->parse_flags = ACPI_PARSE_LOAD_PASS1 | + ACPI_PARSE_DELETE_TREE; walk_state->descending_callback = acpi_ds_load1_begin_op; walk_state->ascending_callback = acpi_ds_load1_end_op; break; case 2: - walk_state->parse_flags = ACPI_PARSE_LOAD_PASS1 | - ACPI_PARSE_DELETE_TREE; + walk_state->parse_flags = ACPI_PARSE_LOAD_PASS1 | + ACPI_PARSE_DELETE_TREE; walk_state->descending_callback = acpi_ds_load2_begin_op; walk_state->ascending_callback = acpi_ds_load2_end_op; break; case 3: #ifndef ACPI_NO_METHOD_EXECUTION - walk_state->parse_flags |= ACPI_PARSE_EXECUTE | - ACPI_PARSE_DELETE_TREE; + walk_state->parse_flags |= ACPI_PARSE_EXECUTE | + ACPI_PARSE_DELETE_TREE; walk_state->descending_callback = acpi_ds_exec_begin_op; walk_state->ascending_callback = acpi_ds_exec_end_op; #endif @@ -108,7 +103,6 @@ acpi_ds_init_callbacks ( return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_load1_begin_op @@ -123,37 +117,26 @@ acpi_ds_init_callbacks ( ******************************************************************************/ acpi_status -acpi_ds_load1_begin_op ( - struct acpi_walk_state *walk_state, - union acpi_parse_object **out_op) +acpi_ds_load1_begin_op(struct acpi_walk_state * walk_state, + union acpi_parse_object ** out_op) { - union acpi_parse_object *op; - struct acpi_namespace_node *node; - acpi_status status; - acpi_object_type object_type; - char *path; - u32 flags; - - - ACPI_FUNCTION_NAME ("ds_load1_begin_op"); + union acpi_parse_object *op; + struct acpi_namespace_node *node; + acpi_status status; + acpi_object_type object_type; + char *path; + u32 flags; + ACPI_FUNCTION_NAME("ds_load1_begin_op"); op = walk_state->op; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Op=%p State=%p\n", op, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "Op=%p State=%p\n", op, + walk_state)); /* We are only interested in opcodes that have an associated name */ if (op) { if (!(walk_state->op_info->flags & AML_NAMED)) { -#if 0 - if ((walk_state->op_info->class == AML_CLASS_EXECUTE) || - (walk_state->op_info->class == AML_CLASS_CONTROL)) { - acpi_os_printf ("\n\n***EXECUTABLE OPCODE %s***\n\n", - walk_state->op_info->name); - *out_op = op; - return (AE_CTRL_SKIP); - } -#endif *out_op = op; return (AE_OK); } @@ -166,14 +149,15 @@ acpi_ds_load1_begin_op ( } } - path = acpi_ps_get_next_namestring (&walk_state->parser_state); + path = acpi_ps_get_next_namestring(&walk_state->parser_state); /* Map the raw opcode into an internal object type */ object_type = walk_state->op_info->object_type; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "State=%p Op=%p [%s]\n", walk_state, op, acpi_ut_get_type_name (object_type))); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "State=%p Op=%p [%s]\n", walk_state, op, + acpi_ut_get_type_name(object_type))); switch (walk_state->opcode) { case AML_SCOPE_OP: @@ -183,23 +167,27 @@ acpi_ds_load1_begin_op ( * that we can actually open the scope to enter new names underneath it. * Allow search-to-root for single namesegs. */ - status = acpi_ns_lookup (walk_state->scope_info, path, object_type, - ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, walk_state, &(node)); -#ifdef _ACPI_ASL_COMPILER + status = + acpi_ns_lookup(walk_state->scope_info, path, object_type, + ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, + walk_state, &(node)); +#ifdef ACPI_ASL_COMPILER if (status == AE_NOT_FOUND) { /* * Table disassembly: * Target of Scope() not found. Generate an External for it, and * insert the name into the namespace. */ - acpi_dm_add_to_external_list (path); - status = acpi_ns_lookup (walk_state->scope_info, path, object_type, - ACPI_IMODE_LOAD_PASS1, ACPI_NS_SEARCH_PARENT, - walk_state, &(node)); + acpi_dm_add_to_external_list(path); + status = + acpi_ns_lookup(walk_state->scope_info, path, + object_type, ACPI_IMODE_LOAD_PASS1, + ACPI_NS_SEARCH_PARENT, walk_state, + &(node)); } #endif - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (path, status); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(path, status); return (status); } @@ -208,7 +196,7 @@ acpi_ds_load1_begin_op ( * one of the opcodes that actually opens a scope */ switch (node->type) { - case ACPI_TYPE_LOCAL_SCOPE: /* Scope */ + case ACPI_TYPE_LOCAL_SCOPE: /* Scope */ case ACPI_TYPE_DEVICE: case ACPI_TYPE_POWER: case ACPI_TYPE_PROCESSOR: @@ -232,9 +220,10 @@ acpi_ds_load1_begin_op ( * a warning */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)\n", - path, acpi_ut_get_type_name (node->type))); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)\n", + path, + acpi_ut_get_type_name(node->type))); node->type = ACPI_TYPE_ANY; walk_state->scope_info->common.value = ACPI_TYPE_ANY; @@ -244,15 +233,12 @@ acpi_ds_load1_begin_op ( /* All other types are an error */ - ACPI_REPORT_ERROR (( - "Invalid type (%s) for target of Scope operator [%4.4s] (Cannot override)\n", - acpi_ut_get_type_name (node->type), path)); + ACPI_REPORT_ERROR(("Invalid type (%s) for target of Scope operator [%4.4s] (Cannot override)\n", acpi_ut_get_type_name(node->type), path)); return (AE_AML_OPERAND_TYPE); } break; - default: /* @@ -281,15 +267,15 @@ acpi_ds_load1_begin_op ( flags = ACPI_NS_NO_UPSEARCH; if ((walk_state->opcode != AML_SCOPE_OP) && - (!(walk_state->parse_flags & ACPI_PARSE_DEFERRED_OP))) { + (!(walk_state->parse_flags & ACPI_PARSE_DEFERRED_OP))) { flags |= ACPI_NS_ERROR_IF_FOUND; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "[%s] Cannot already exist\n", - acpi_ut_get_type_name (object_type))); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "[%s] Both Find or Create allowed\n", - acpi_ut_get_type_name (object_type))); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "[%s] Cannot already exist\n", + acpi_ut_get_type_name(object_type))); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "[%s] Both Find or Create allowed\n", + acpi_ut_get_type_name(object_type))); } /* @@ -298,22 +284,23 @@ acpi_ds_load1_begin_op ( * involve arguments to the opcode must be created as we go back up the * parse tree later. */ - status = acpi_ns_lookup (walk_state->scope_info, path, object_type, - ACPI_IMODE_LOAD_PASS1, flags, walk_state, &(node)); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (path, status); + status = + acpi_ns_lookup(walk_state->scope_info, path, object_type, + ACPI_IMODE_LOAD_PASS1, flags, walk_state, + &(node)); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(path, status); return (status); } break; } - /* Common exit */ if (!op) { /* Create a new op */ - op = acpi_ps_alloc_op (walk_state->opcode); + op = acpi_ps_alloc_op(walk_state->opcode); if (!op) { return (AE_NO_MEMORY); } @@ -327,19 +314,18 @@ acpi_ds_load1_begin_op ( op->named.path = (u8 *) path; #endif - /* * Put the Node in the "op" object that the parser uses, so we * can get it again quickly when this scope is closed */ op->common.node = node; - acpi_ps_append_arg (acpi_ps_get_parent_scope (&walk_state->parser_state), op); + acpi_ps_append_arg(acpi_ps_get_parent_scope(&walk_state->parser_state), + op); *out_op = op; return (status); } - /******************************************************************************* * * FUNCTION: acpi_ds_load1_end_op @@ -353,20 +339,17 @@ acpi_ds_load1_begin_op ( * ******************************************************************************/ -acpi_status -acpi_ds_load1_end_op ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_load1_end_op(struct acpi_walk_state * walk_state) { - union acpi_parse_object *op; - acpi_object_type object_type; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_NAME ("ds_load1_end_op"); + union acpi_parse_object *op; + acpi_object_type object_type; + acpi_status status = AE_OK; + ACPI_FUNCTION_NAME("ds_load1_end_op"); op = walk_state->op; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Op=%p State=%p\n", op, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "Op=%p State=%p\n", op, + walk_state)); /* We are only interested in opcodes that have an associated name */ @@ -380,21 +363,20 @@ acpi_ds_load1_end_op ( #ifndef ACPI_NO_METHOD_EXECUTION if (walk_state->op_info->flags & AML_FIELD) { - if (walk_state->opcode == AML_FIELD_OP || - walk_state->opcode == AML_BANK_FIELD_OP || - walk_state->opcode == AML_INDEX_FIELD_OP) { - status = acpi_ds_init_field_objects (op, walk_state); + if (walk_state->opcode == AML_FIELD_OP || + walk_state->opcode == AML_BANK_FIELD_OP || + walk_state->opcode == AML_INDEX_FIELD_OP) { + status = acpi_ds_init_field_objects(op, walk_state); } return (status); } - if (op->common.aml_opcode == AML_REGION_OP) { - status = acpi_ex_create_region (op->named.data, op->named.length, - (acpi_adr_space_type) - ((op->common.value.arg)->common.value.integer), - walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ex_create_region(op->named.data, op->named.length, + (acpi_adr_space_type) + ((op->common.value.arg)->common. + value.integer), walk_state); + if (ACPI_FAILURE(status)) { return (status); } } @@ -404,8 +386,11 @@ acpi_ds_load1_end_op ( /* For Name opcode, get the object type from the argument */ if (op->common.value.arg) { - object_type = (acpi_ps_get_opcode_info ( - (op->common.value.arg)->common.aml_opcode))->object_type; + object_type = (acpi_ps_get_opcode_info((op->common. + value.arg)-> + common. + aml_opcode))-> + object_type; op->common.node->type = (u8) object_type; } } @@ -419,23 +404,26 @@ acpi_ds_load1_end_op ( * of invocations of the method (need to know the number of * arguments.) */ - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "LOADING-Method: State=%p Op=%p named_obj=%p\n", - walk_state, op, op->named.node)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "LOADING-Method: State=%p Op=%p named_obj=%p\n", + walk_state, op, op->named.node)); - if (!acpi_ns_get_attached_object (op->named.node)) { - walk_state->operands[0] = (void *) op->named.node; + if (!acpi_ns_get_attached_object(op->named.node)) { + walk_state->operands[0] = (void *)op->named.node; walk_state->num_operands = 1; - status = acpi_ds_create_operands (walk_state, op->common.value.arg); - if (ACPI_SUCCESS (status)) { - status = acpi_ex_create_method (op->named.data, - op->named.length, walk_state); + status = + acpi_ds_create_operands(walk_state, + op->common.value.arg); + if (ACPI_SUCCESS(status)) { + status = acpi_ex_create_method(op->named.data, + op->named.length, + walk_state); } walk_state->operands[0] = NULL; walk_state->num_operands = 0; - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { return (status); } } @@ -443,17 +431,17 @@ acpi_ds_load1_end_op ( /* Pop the scope stack */ - if (acpi_ns_opens_scope (object_type)) { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "(%s): Popping scope for Op %p\n", - acpi_ut_get_type_name (object_type), op)); + if (acpi_ns_opens_scope(object_type)) { + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "(%s): Popping scope for Op %p\n", + acpi_ut_get_type_name(object_type), op)); - status = acpi_ds_scope_stack_pop (walk_state); + status = acpi_ds_scope_stack_pop(walk_state); } return (status); } - /******************************************************************************* * * FUNCTION: acpi_ds_load2_begin_op @@ -468,36 +456,53 @@ acpi_ds_load1_end_op ( ******************************************************************************/ acpi_status -acpi_ds_load2_begin_op ( - struct acpi_walk_state *walk_state, - union acpi_parse_object **out_op) +acpi_ds_load2_begin_op(struct acpi_walk_state * walk_state, + union acpi_parse_object ** out_op) { - union acpi_parse_object *op; - struct acpi_namespace_node *node; - acpi_status status; - acpi_object_type object_type; - char *buffer_ptr; - - - ACPI_FUNCTION_TRACE ("ds_load2_begin_op"); + union acpi_parse_object *op; + struct acpi_namespace_node *node; + acpi_status status; + acpi_object_type object_type; + char *buffer_ptr; + ACPI_FUNCTION_TRACE("ds_load2_begin_op"); op = walk_state->op; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Op=%p State=%p\n", op, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "Op=%p State=%p\n", op, + walk_state)); if (op) { + if ((walk_state->control_state) && + (walk_state->control_state->common.state == + ACPI_CONTROL_CONDITIONAL_EXECUTING)) { + /* We are executing a while loop outside of a method */ + + status = acpi_ds_exec_begin_op(walk_state, out_op); + return_ACPI_STATUS(status); + } + /* We only care about Namespace opcodes here */ if ((!(walk_state->op_info->flags & AML_NSOPCODE) && - (walk_state->opcode != AML_INT_NAMEPATH_OP)) || - (!(walk_state->op_info->flags & AML_NAMED))) { + (walk_state->opcode != AML_INT_NAMEPATH_OP)) || + (!(walk_state->op_info->flags & AML_NAMED))) { +#ifdef ACPI_ENABLE_MODULE_LEVEL_CODE if ((walk_state->op_info->class == AML_CLASS_EXECUTE) || - (walk_state->op_info->class == AML_CLASS_CONTROL)) { - ACPI_REPORT_WARNING (( - "Encountered executable code at module level, [%s]\n", - acpi_ps_get_opcode_name (walk_state->opcode))); + (walk_state->op_info->class == AML_CLASS_CONTROL)) { + + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Begin/EXEC: %s (fl %8.8X)\n", + walk_state->op_info->name, + walk_state->op_info->flags)); + + /* Executing a type1 or type2 opcode outside of a method */ + + status = + acpi_ds_exec_begin_op(walk_state, out_op); + return_ACPI_STATUS(status); } - return_ACPI_STATUS (AE_OK); +#endif + return_ACPI_STATUS(AE_OK); } /* Get the name we are going to enter or lookup in the namespace */ @@ -509,28 +514,27 @@ acpi_ds_load2_begin_op ( if (!buffer_ptr) { /* No name, just exit */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - } - else { + } else { /* Get name from the op */ - buffer_ptr = (char *) &op->named.name; + buffer_ptr = (char *)&op->named.name; } - } - else { + } else { /* Get the namestring from the raw AML */ - buffer_ptr = acpi_ps_get_next_namestring (&walk_state->parser_state); + buffer_ptr = + acpi_ps_get_next_namestring(&walk_state->parser_state); } /* Map the opcode into an internal object type */ object_type = walk_state->op_info->object_type; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "State=%p Op=%p Type=%X\n", walk_state, op, object_type)); - + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "State=%p Op=%p Type=%X\n", walk_state, op, + object_type)); switch (walk_state->opcode) { case AML_FIELD_OP: @@ -548,9 +552,10 @@ acpi_ds_load2_begin_op ( * Don't enter the name into the namespace, but look it up * for use later. */ - status = acpi_ns_lookup (walk_state->scope_info, buffer_ptr, object_type, - ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, - walk_state, &(node)); + status = + acpi_ns_lookup(walk_state->scope_info, buffer_ptr, + object_type, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, walk_state, &(node)); break; case AML_SCOPE_OP: @@ -560,28 +565,28 @@ acpi_ds_load2_begin_op ( * Don't enter the name into the namespace, but look it up * for use later. */ - status = acpi_ns_lookup (walk_state->scope_info, buffer_ptr, object_type, - ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, - walk_state, &(node)); - if (ACPI_FAILURE (status)) { -#ifdef _ACPI_ASL_COMPILER + status = + acpi_ns_lookup(walk_state->scope_info, buffer_ptr, + object_type, ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT, walk_state, &(node)); + if (ACPI_FAILURE(status)) { +#ifdef ACPI_ASL_COMPILER if (status == AE_NOT_FOUND) { status = AE_OK; - } - else { - ACPI_REPORT_NSERROR (buffer_ptr, status); + } else { + ACPI_REPORT_NSERROR(buffer_ptr, status); } #else - ACPI_REPORT_NSERROR (buffer_ptr, status); + ACPI_REPORT_NSERROR(buffer_ptr, status); #endif - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* * We must check to make sure that the target is * one of the opcodes that actually opens a scope */ switch (node->type) { - case ACPI_TYPE_LOCAL_SCOPE: /* Scope */ + case ACPI_TYPE_LOCAL_SCOPE: /* Scope */ case ACPI_TYPE_DEVICE: case ACPI_TYPE_POWER: case ACPI_TYPE_PROCESSOR: @@ -602,9 +607,7 @@ acpi_ds_load2_begin_op ( * Scope (DEB) { ... } */ - ACPI_REPORT_WARNING (( - "Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)\n", - buffer_ptr, acpi_ut_get_type_name (node->type))); + ACPI_REPORT_WARNING(("Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)\n", buffer_ptr, acpi_ut_get_type_name(node->type))); node->type = ACPI_TYPE_ANY; walk_state->scope_info->common.value = ACPI_TYPE_ANY; @@ -614,9 +617,7 @@ acpi_ds_load2_begin_op ( /* All other types are an error */ - ACPI_REPORT_ERROR (( - "Invalid type (%s) for target of Scope operator [%4.4s]\n", - acpi_ut_get_type_name (node->type), buffer_ptr)); + ACPI_REPORT_ERROR(("Invalid type (%s) for target of Scope operator [%4.4s]\n", acpi_ut_get_type_name(node->type), buffer_ptr)); return (AE_AML_OPERAND_TYPE); } @@ -631,14 +632,16 @@ acpi_ds_load2_begin_op ( node = op->common.node; - if (acpi_ns_opens_scope (object_type)) { - status = acpi_ds_scope_stack_push (node, object_type, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (acpi_ns_opens_scope(object_type)) { + status = + acpi_ds_scope_stack_push(node, object_type, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* @@ -657,24 +660,26 @@ acpi_ds_load2_begin_op ( break; } - status = acpi_ns_lookup (walk_state->scope_info, buffer_ptr, object_type, - ACPI_IMODE_EXECUTE, ACPI_NS_NO_UPSEARCH, - walk_state, &(node)); + /* Add new entry into namespace */ + + status = + acpi_ns_lookup(walk_state->scope_info, buffer_ptr, + object_type, ACPI_IMODE_LOAD_PASS2, + ACPI_NS_NO_UPSEARCH, walk_state, &(node)); break; } - if (ACPI_FAILURE (status)) { - ACPI_REPORT_NSERROR (buffer_ptr, status); - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_NSERROR(buffer_ptr, status); + return_ACPI_STATUS(status); } - if (!op) { /* Create a new op */ - op = acpi_ps_alloc_op (walk_state->opcode); + op = acpi_ps_alloc_op(walk_state->opcode); if (!op) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Initialize the new op */ @@ -682,9 +687,7 @@ acpi_ds_load2_begin_op ( if (node) { op->named.name = node->name.integer; } - if (out_op) { - *out_op = op; - } + *out_op = op; } /* @@ -693,10 +696,9 @@ acpi_ds_load2_begin_op ( */ op->common.node = node; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_load2_end_op @@ -710,39 +712,54 @@ acpi_ds_load2_begin_op ( * ******************************************************************************/ -acpi_status -acpi_ds_load2_end_op ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_load2_end_op(struct acpi_walk_state *walk_state) { - union acpi_parse_object *op; - acpi_status status = AE_OK; - acpi_object_type object_type; - struct acpi_namespace_node *node; - union acpi_parse_object *arg; - struct acpi_namespace_node *new_node; + union acpi_parse_object *op; + acpi_status status = AE_OK; + acpi_object_type object_type; + struct acpi_namespace_node *node; + union acpi_parse_object *arg; + struct acpi_namespace_node *new_node; #ifndef ACPI_NO_METHOD_EXECUTION - u32 i; + u32 i; #endif - - ACPI_FUNCTION_TRACE ("ds_load2_end_op"); + ACPI_FUNCTION_TRACE("ds_load2_end_op"); op = walk_state->op; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Opcode [%s] Op %p State %p\n", - walk_state->op_info->name, op, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "Opcode [%s] Op %p State %p\n", + walk_state->op_info->name, op, walk_state)); - /* Only interested in opcodes that have namespace objects */ + /* Check if opcode had an associated namespace object */ if (!(walk_state->op_info->flags & AML_NSOBJECT)) { - return_ACPI_STATUS (AE_OK); +#ifndef ACPI_NO_METHOD_EXECUTION +#ifdef ACPI_ENABLE_MODULE_LEVEL_CODE + /* No namespace object. Executable opcode? */ + + if ((walk_state->op_info->class == AML_CLASS_EXECUTE) || + (walk_state->op_info->class == AML_CLASS_CONTROL)) { + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "End/EXEC: %s (fl %8.8X)\n", + walk_state->op_info->name, + walk_state->op_info->flags)); + + /* Executing a type1 or type2 opcode outside of a method */ + + status = acpi_ds_exec_end_op(walk_state); + return_ACPI_STATUS(status); + } +#endif +#endif + return_ACPI_STATUS(AE_OK); } if (op->common.aml_opcode == AML_SCOPE_OP) { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Ending scope Op=%p State=%p\n", op, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Ending scope Op=%p State=%p\n", op, + walk_state)); } - object_type = walk_state->op_info->object_type; /* @@ -755,18 +772,19 @@ acpi_ds_load2_end_op ( * Put the Node on the object stack (Contains the ACPI Name of * this object) */ - walk_state->operands[0] = (void *) node; + walk_state->operands[0] = (void *)node; walk_state->num_operands = 1; /* Pop the scope stack */ - if (acpi_ns_opens_scope (object_type) && - (op->common.aml_opcode != AML_INT_METHODCALL_OP)) { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "(%s) Popping scope for Op %p\n", - acpi_ut_get_type_name (object_type), op)); + if (acpi_ns_opens_scope(object_type) && + (op->common.aml_opcode != AML_INT_METHODCALL_OP)) { + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "(%s) Popping scope for Op %p\n", + acpi_ut_get_type_name(object_type), op)); - status = acpi_ds_scope_stack_pop (walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ds_scope_stack_pop(walk_state); + if (ACPI_FAILURE(status)) { goto cleanup; } } @@ -799,9 +817,10 @@ acpi_ds_load2_end_op ( * AML_THERMALZONE */ - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Create-Load [%s] State=%p Op=%p named_obj=%p\n", - acpi_ps_get_opcode_name (op->common.aml_opcode), walk_state, op, node)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "Create-Load [%s] State=%p Op=%p named_obj=%p\n", + acpi_ps_get_opcode_name(op->common.aml_opcode), + walk_state, op, node)); /* Decode the opcode */ @@ -816,27 +835,32 @@ acpi_ds_load2_end_op ( * Create the field object, but the field buffer and index must * be evaluated later during the execution phase */ - status = acpi_ds_create_buffer_field (op, walk_state); + status = acpi_ds_create_buffer_field(op, walk_state); break; - - case AML_TYPE_NAMED_FIELD: + case AML_TYPE_NAMED_FIELD: switch (op->common.aml_opcode) { case AML_INDEX_FIELD_OP: - status = acpi_ds_create_index_field (op, (acpi_handle) arg->common.node, - walk_state); + status = + acpi_ds_create_index_field(op, + (acpi_handle) arg-> + common.node, walk_state); break; case AML_BANK_FIELD_OP: - status = acpi_ds_create_bank_field (op, arg->common.node, walk_state); + status = + acpi_ds_create_bank_field(op, arg->common.node, + walk_state); break; case AML_FIELD_OP: - status = acpi_ds_create_field (op, arg->common.node, walk_state); + status = + acpi_ds_create_field(op, arg->common.node, + walk_state); break; default: @@ -845,43 +869,42 @@ acpi_ds_load2_end_op ( } break; + case AML_TYPE_NAMED_SIMPLE: - case AML_TYPE_NAMED_SIMPLE: - - status = acpi_ds_create_operands (walk_state, arg); - if (ACPI_FAILURE (status)) { + status = acpi_ds_create_operands(walk_state, arg); + if (ACPI_FAILURE(status)) { goto cleanup; } switch (op->common.aml_opcode) { case AML_PROCESSOR_OP: - status = acpi_ex_create_processor (walk_state); + status = acpi_ex_create_processor(walk_state); break; case AML_POWER_RES_OP: - status = acpi_ex_create_power_resource (walk_state); + status = acpi_ex_create_power_resource(walk_state); break; case AML_MUTEX_OP: - status = acpi_ex_create_mutex (walk_state); + status = acpi_ex_create_mutex(walk_state); break; case AML_EVENT_OP: - status = acpi_ex_create_event (walk_state); + status = acpi_ex_create_event(walk_state); break; case AML_DATA_REGION_OP: - status = acpi_ex_create_table_region (walk_state); + status = acpi_ex_create_table_region(walk_state); break; case AML_ALIAS_OP: - status = acpi_ex_create_alias (walk_state); + status = acpi_ex_create_alias(walk_state); break; default: @@ -894,12 +917,12 @@ acpi_ds_load2_end_op ( /* Delete operands */ for (i = 1; i < walk_state->num_operands; i++) { - acpi_ut_remove_reference (walk_state->operands[i]); + acpi_ut_remove_reference(walk_state->operands[i]); walk_state->operands[i] = NULL; } break; -#endif /* ACPI_NO_METHOD_EXECUTION */ +#endif /* ACPI_NO_METHOD_EXECUTION */ case AML_TYPE_NAMED_COMPLEX: @@ -915,9 +938,10 @@ acpi_ds_load2_end_op ( * If we have a valid region, initialize it * Namespace is NOT locked at this point. */ - status = acpi_ev_initialize_region (acpi_ns_get_attached_object (node), - FALSE); - if (ACPI_FAILURE (status)) { + status = + acpi_ev_initialize_region + (acpi_ns_get_attached_object(node), FALSE); + if (ACPI_FAILURE(status)) { /* * If AE_NOT_EXIST is returned, it is not fatal * because many regions get created before a handler @@ -929,13 +953,11 @@ acpi_ds_load2_end_op ( } break; - case AML_NAME_OP: - status = acpi_ds_create_node (walk_state, node, op); + status = acpi_ds_create_node(walk_state, node, op); break; -#endif /* ACPI_NO_METHOD_EXECUTION */ - +#endif /* ACPI_NO_METHOD_EXECUTION */ default: /* All NAMED_COMPLEX opcodes must be handled above */ @@ -944,27 +966,29 @@ acpi_ds_load2_end_op ( } break; - case AML_CLASS_INTERNAL: /* case AML_INT_NAMEPATH_OP: */ break; - case AML_CLASS_METHOD_CALL: - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "RESOLVING-method_call: State=%p Op=%p named_obj=%p\n", - walk_state, op, node)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "RESOLVING-method_call: State=%p Op=%p named_obj=%p\n", + walk_state, op, node)); /* * Lookup the method name and save the Node */ - status = acpi_ns_lookup (walk_state->scope_info, arg->common.value.string, - ACPI_TYPE_ANY, ACPI_IMODE_LOAD_PASS2, - ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, - walk_state, &(new_node)); - if (ACPI_SUCCESS (status)) { + status = + acpi_ns_lookup(walk_state->scope_info, + arg->common.value.string, ACPI_TYPE_ANY, + ACPI_IMODE_LOAD_PASS2, + ACPI_NS_SEARCH_PARENT | + ACPI_NS_DONT_OPEN_SCOPE, walk_state, + &(new_node)); + if (ACPI_SUCCESS(status)) { + /* * Make sure that what we found is indeed a method * We didn't search for a method on purpose, to see if the name @@ -979,24 +1003,20 @@ acpi_ds_load2_end_op ( * parser uses, so we can get it again at the end of this scope */ op->common.node = new_node; - } - else { - ACPI_REPORT_NSERROR (arg->common.value.string, status); + } else { + ACPI_REPORT_NSERROR(arg->common.value.string, status); } break; - default: break; } -cleanup: + cleanup: /* Remove the Node pushed at the very beginning */ walk_state->operands[0] = NULL; walk_state->num_operands = 0; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/dispatcher/dswscope.c b/drivers/acpi/dispatcher/dswscope.c index 21f4548ff323..defe956ef751 100644 --- a/drivers/acpi/dispatcher/dswscope.c +++ b/drivers/acpi/dispatcher/dswscope.c @@ -41,14 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acdispat.h> - #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dswscope") - +ACPI_MODULE_NAME("dswscope") /**************************************************************************** * @@ -62,15 +59,11 @@ * root scope object (which remains at the stack top.) * ***************************************************************************/ - -void -acpi_ds_scope_stack_clear ( - struct acpi_walk_state *walk_state) +void acpi_ds_scope_stack_clear(struct acpi_walk_state *walk_state) { - union acpi_generic_state *scope_info; - - ACPI_FUNCTION_NAME ("ds_scope_stack_clear"); + union acpi_generic_state *scope_info; + ACPI_FUNCTION_NAME("ds_scope_stack_clear"); while (walk_state->scope_info) { /* Pop a scope off the stack */ @@ -78,14 +71,14 @@ acpi_ds_scope_stack_clear ( scope_info = walk_state->scope_info; walk_state->scope_info = scope_info->scope.next; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Popped object type (%s)\n", - acpi_ut_get_type_name (scope_info->common.value))); - acpi_ut_delete_generic_state (scope_info); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Popped object type (%s)\n", + acpi_ut_get_type_name(scope_info->common. + value))); + acpi_ut_delete_generic_state(scope_info); } } - /**************************************************************************** * * FUNCTION: acpi_ds_scope_stack_push @@ -102,74 +95,70 @@ acpi_ds_scope_stack_clear ( ***************************************************************************/ acpi_status -acpi_ds_scope_stack_push ( - struct acpi_namespace_node *node, - acpi_object_type type, - struct acpi_walk_state *walk_state) +acpi_ds_scope_stack_push(struct acpi_namespace_node *node, + acpi_object_type type, + struct acpi_walk_state *walk_state) { - union acpi_generic_state *scope_info; - union acpi_generic_state *old_scope_info; - - - ACPI_FUNCTION_TRACE ("ds_scope_stack_push"); + union acpi_generic_state *scope_info; + union acpi_generic_state *old_scope_info; + ACPI_FUNCTION_TRACE("ds_scope_stack_push"); if (!node) { /* Invalid scope */ - ACPI_REPORT_ERROR (("ds_scope_stack_push: null scope passed\n")); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_REPORT_ERROR(("ds_scope_stack_push: null scope passed\n")); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Make sure object type is valid */ - if (!acpi_ut_valid_object_type (type)) { - ACPI_REPORT_WARNING (( - "ds_scope_stack_push: Invalid object type: 0x%X\n", type)); + if (!acpi_ut_valid_object_type(type)) { + ACPI_REPORT_WARNING(("ds_scope_stack_push: Invalid object type: 0x%X\n", type)); } /* Allocate a new scope object */ - scope_info = acpi_ut_create_generic_state (); + scope_info = acpi_ut_create_generic_state(); if (!scope_info) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Init new scope object */ scope_info->common.data_type = ACPI_DESC_TYPE_STATE_WSCOPE; - scope_info->scope.node = node; - scope_info->common.value = (u16) type; + scope_info->scope.node = node; + scope_info->common.value = (u16) type; walk_state->scope_depth++; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "[%.2d] Pushed scope ", (u32) walk_state->scope_depth)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[%.2d] Pushed scope ", + (u32) walk_state->scope_depth)); old_scope_info = walk_state->scope_info; if (old_scope_info) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, - "[%4.4s] (%s)", - acpi_ut_get_node_name (old_scope_info->scope.node), - acpi_ut_get_type_name (old_scope_info->common.value))); - } - else { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, - "[\\___] (%s)", "ROOT")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, + "[%4.4s] (%s)", + acpi_ut_get_node_name(old_scope_info-> + scope.node), + acpi_ut_get_type_name(old_scope_info-> + common.value))); + } else { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, "[\\___] (%s)", "ROOT")); } - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, - ", New scope -> [%4.4s] (%s)\n", - acpi_ut_get_node_name (scope_info->scope.node), - acpi_ut_get_type_name (scope_info->common.value))); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, + ", New scope -> [%4.4s] (%s)\n", + acpi_ut_get_node_name(scope_info->scope.node), + acpi_ut_get_type_name(scope_info->common.value))); /* Push new scope object onto stack */ - acpi_ut_push_generic_state (&walk_state->scope_info, scope_info); - return_ACPI_STATUS (AE_OK); + acpi_ut_push_generic_state(&walk_state->scope_info, scope_info); + return_ACPI_STATUS(AE_OK); } - /**************************************************************************** * * FUNCTION: acpi_ds_scope_stack_pop @@ -182,47 +171,41 @@ acpi_ds_scope_stack_push ( * ***************************************************************************/ -acpi_status -acpi_ds_scope_stack_pop ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_scope_stack_pop(struct acpi_walk_state *walk_state) { - union acpi_generic_state *scope_info; - union acpi_generic_state *new_scope_info; - - - ACPI_FUNCTION_TRACE ("ds_scope_stack_pop"); + union acpi_generic_state *scope_info; + union acpi_generic_state *new_scope_info; + ACPI_FUNCTION_TRACE("ds_scope_stack_pop"); /* * Pop scope info object off the stack. */ - scope_info = acpi_ut_pop_generic_state (&walk_state->scope_info); + scope_info = acpi_ut_pop_generic_state(&walk_state->scope_info); if (!scope_info) { - return_ACPI_STATUS (AE_STACK_UNDERFLOW); + return_ACPI_STATUS(AE_STACK_UNDERFLOW); } walk_state->scope_depth--; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "[%.2d] Popped scope [%4.4s] (%s), New scope -> ", - (u32) walk_state->scope_depth, - acpi_ut_get_node_name (scope_info->scope.node), - acpi_ut_get_type_name (scope_info->common.value))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[%.2d] Popped scope [%4.4s] (%s), New scope -> ", + (u32) walk_state->scope_depth, + acpi_ut_get_node_name(scope_info->scope.node), + acpi_ut_get_type_name(scope_info->common.value))); new_scope_info = walk_state->scope_info; if (new_scope_info) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, - "[%4.4s] (%s)\n", - acpi_ut_get_node_name (new_scope_info->scope.node), - acpi_ut_get_type_name (new_scope_info->common.value))); - } - else { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, - "[\\___] (ROOT)\n")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, + "[%4.4s] (%s)\n", + acpi_ut_get_node_name(new_scope_info-> + scope.node), + acpi_ut_get_type_name(new_scope_info-> + common.value))); + } else { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, "[\\___] (ROOT)\n")); } - acpi_ut_delete_generic_state (scope_info); - return_ACPI_STATUS (AE_OK); + acpi_ut_delete_generic_state(scope_info); + return_ACPI_STATUS(AE_OK); } - - diff --git a/drivers/acpi/dispatcher/dswstate.c b/drivers/acpi/dispatcher/dswstate.c index 9cd3db652b31..7d68a5aaf3c4 100644 --- a/drivers/acpi/dispatcher/dswstate.c +++ b/drivers/acpi/dispatcher/dswstate.c @@ -41,37 +41,28 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/acdispat.h> #include <acpi/acnamesp.h> #define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dswstate") +ACPI_MODULE_NAME("dswstate") /* Local prototypes */ - #ifdef ACPI_OBSOLETE_FUNCTIONS acpi_status -acpi_ds_result_insert ( - void *object, - u32 index, - struct acpi_walk_state *walk_state); +acpi_ds_result_insert(void *object, + u32 index, struct acpi_walk_state *walk_state); -acpi_status -acpi_ds_obj_stack_delete_all ( - struct acpi_walk_state *walk_state); +acpi_status acpi_ds_obj_stack_delete_all(struct acpi_walk_state *walk_state); acpi_status -acpi_ds_obj_stack_pop_object ( - union acpi_operand_object **object, - struct acpi_walk_state *walk_state); - -void * -acpi_ds_obj_stack_get_value ( - u32 index, - struct acpi_walk_state *walk_state); +acpi_ds_obj_stack_pop_object(union acpi_operand_object **object, + struct acpi_walk_state *walk_state); + +void *acpi_ds_obj_stack_get_value(u32 index, + struct acpi_walk_state *walk_state); #endif #ifdef ACPI_FUTURE_USAGE @@ -92,36 +83,35 @@ acpi_ds_obj_stack_get_value ( ******************************************************************************/ acpi_status -acpi_ds_result_remove ( - union acpi_operand_object **object, - u32 index, - struct acpi_walk_state *walk_state) +acpi_ds_result_remove(union acpi_operand_object **object, + u32 index, struct acpi_walk_state *walk_state) { - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_remove"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_remove"); state = walk_state->results; if (!state) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result object pushed! State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No result object pushed! State=%p\n", + walk_state)); return (AE_NOT_EXIST); } if (index >= ACPI_OBJ_MAX_OPERAND) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Index out of range: %X State=%p Num=%X\n", - index, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Index out of range: %X State=%p Num=%X\n", + index, walk_state, + state->results.num_results)); } /* Check for a valid result object */ - if (!state->results.obj_desc [index]) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null operand! State=%p #Ops=%X, Index=%X\n", - walk_state, state->results.num_results, index)); + if (!state->results.obj_desc[index]) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null operand! State=%p #Ops=%X, Index=%X\n", + walk_state, state->results.num_results, + index)); return (AE_AML_NO_RETURN_VALUE); } @@ -129,18 +119,20 @@ acpi_ds_result_remove ( state->results.num_results--; - *object = state->results.obj_desc [index]; - state->results.obj_desc [index] = NULL; + *object = state->results.obj_desc[index]; + state->results.obj_desc[index] = NULL; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Obj=%p [%s] Index=%X State=%p Num=%X\n", - *object, (*object) ? acpi_ut_get_object_type_name (*object) : "NULL", - index, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Obj=%p [%s] Index=%X State=%p Num=%X\n", + *object, + (*object) ? acpi_ut_get_object_type_name(*object) : + "NULL", index, walk_state, + state->results.num_results)); return (AE_OK); } -#endif /* ACPI_FUTURE_USAGE */ +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -157,16 +149,13 @@ acpi_ds_result_remove ( ******************************************************************************/ acpi_status -acpi_ds_result_pop ( - union acpi_operand_object **object, - struct acpi_walk_state *walk_state) +acpi_ds_result_pop(union acpi_operand_object ** object, + struct acpi_walk_state * walk_state) { - acpi_native_uint index; - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_pop"); + acpi_native_uint index; + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_pop"); state = walk_state->results; if (!state) { @@ -174,8 +163,9 @@ acpi_ds_result_pop ( } if (!state->results.num_results) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Result stack is empty! State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Result stack is empty! State=%p\n", + walk_state)); return (AE_AML_NO_RETURN_VALUE); } @@ -186,26 +176,27 @@ acpi_ds_result_pop ( for (index = ACPI_OBJ_NUM_OPERANDS; index; index--) { /* Check for a valid result object */ - if (state->results.obj_desc [index -1]) { - *object = state->results.obj_desc [index -1]; - state->results.obj_desc [index -1] = NULL; + if (state->results.obj_desc[index - 1]) { + *object = state->results.obj_desc[index - 1]; + state->results.obj_desc[index - 1] = NULL; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Obj=%p [%s] Index=%X State=%p Num=%X\n", - *object, - (*object) ? acpi_ut_get_object_type_name (*object) : "NULL", - (u32) index -1, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Obj=%p [%s] Index=%X State=%p Num=%X\n", + *object, + (*object) ? + acpi_ut_get_object_type_name(*object) + : "NULL", (u32) index - 1, walk_state, + state->results.num_results)); return (AE_OK); } } - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "No result objects! State=%p\n", walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No result objects! State=%p\n", walk_state)); return (AE_AML_NO_RETURN_VALUE); } - /******************************************************************************* * * FUNCTION: acpi_ds_result_pop_from_bottom @@ -221,38 +212,37 @@ acpi_ds_result_pop ( ******************************************************************************/ acpi_status -acpi_ds_result_pop_from_bottom ( - union acpi_operand_object **object, - struct acpi_walk_state *walk_state) +acpi_ds_result_pop_from_bottom(union acpi_operand_object ** object, + struct acpi_walk_state * walk_state) { - acpi_native_uint index; - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_pop_from_bottom"); + acpi_native_uint index; + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_pop_from_bottom"); state = walk_state->results; if (!state) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Warning: No result object pushed! State=%p\n", walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Warning: No result object pushed! State=%p\n", + walk_state)); return (AE_NOT_EXIST); } if (!state->results.num_results) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result objects! State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No result objects! State=%p\n", walk_state)); return (AE_AML_NO_RETURN_VALUE); } /* Remove Bottom element */ - *object = state->results.obj_desc [0]; + *object = state->results.obj_desc[0]; /* Push entire stack down one element */ for (index = 0; index < state->results.num_results; index++) { - state->results.obj_desc [index] = state->results.obj_desc [index + 1]; + state->results.obj_desc[index] = + state->results.obj_desc[index + 1]; } state->results.num_results--; @@ -260,20 +250,21 @@ acpi_ds_result_pop_from_bottom ( /* Check for a valid result object */ if (!*object) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null operand! State=%p #Ops=%X, Index=%X\n", - walk_state, state->results.num_results, (u32) index)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null operand! State=%p #Ops=%X Index=%X\n", + walk_state, state->results.num_results, + (u32) index)); return (AE_AML_NO_RETURN_VALUE); } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s], Results=%p State=%p\n", - *object, (*object) ? acpi_ut_get_object_type_name (*object) : "NULL", - state, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Obj=%p [%s] Results=%p State=%p\n", + *object, + (*object) ? acpi_ut_get_object_type_name(*object) : + "NULL", state, walk_state)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_result_push @@ -288,47 +279,50 @@ acpi_ds_result_pop_from_bottom ( ******************************************************************************/ acpi_status -acpi_ds_result_push ( - union acpi_operand_object *object, - struct acpi_walk_state *walk_state) +acpi_ds_result_push(union acpi_operand_object * object, + struct acpi_walk_state * walk_state) { - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_push"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_push"); state = walk_state->results; if (!state) { - ACPI_REPORT_ERROR (("No result stack frame during push\n")); + ACPI_REPORT_ERROR(("No result stack frame during push\n")); return (AE_AML_INTERNAL); } if (state->results.num_results == ACPI_OBJ_NUM_OPERANDS) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Result stack overflow: Obj=%p State=%p Num=%X\n", - object, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Result stack overflow: Obj=%p State=%p Num=%X\n", + object, walk_state, + state->results.num_results)); return (AE_STACK_OVERFLOW); } if (!object) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null Object! Obj=%p State=%p Num=%X\n", - object, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null Object! Obj=%p State=%p Num=%X\n", + object, walk_state, + state->results.num_results)); return (AE_BAD_PARAMETER); } - state->results.obj_desc [state->results.num_results] = object; + state->results.obj_desc[state->results.num_results] = object; state->results.num_results++; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] State=%p Num=%X Cur=%X\n", - object, object ? acpi_ut_get_object_type_name ((union acpi_operand_object *) object) : "NULL", - walk_state, state->results.num_results, walk_state->current_result)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Obj=%p [%s] State=%p Num=%X Cur=%X\n", + object, + object ? + acpi_ut_get_object_type_name((union + acpi_operand_object *) + object) : "NULL", + walk_state, state->results.num_results, + walk_state->current_result)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_result_stack_push @@ -341,30 +335,26 @@ acpi_ds_result_push ( * ******************************************************************************/ -acpi_status -acpi_ds_result_stack_push ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_result_stack_push(struct acpi_walk_state * walk_state) { - union acpi_generic_state *state; - - ACPI_FUNCTION_NAME ("ds_result_stack_push"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_stack_push"); - state = acpi_ut_create_generic_state (); + state = acpi_ut_create_generic_state(); if (!state) { return (AE_NO_MEMORY); } state->common.data_type = ACPI_DESC_TYPE_STATE_RESULT; - acpi_ut_push_generic_state (&walk_state->results, state); + acpi_ut_push_generic_state(&walk_state->results, state); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Results=%p State=%p\n", - state, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Results=%p State=%p\n", + state, walk_state)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_result_stack_pop @@ -377,35 +367,31 @@ acpi_ds_result_stack_push ( * ******************************************************************************/ -acpi_status -acpi_ds_result_stack_pop ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_result_stack_pop(struct acpi_walk_state * walk_state) { - union acpi_generic_state *state; - - ACPI_FUNCTION_NAME ("ds_result_stack_pop"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_stack_pop"); /* Check for stack underflow */ if (walk_state->results == NULL) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Underflow - State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Underflow - State=%p\n", + walk_state)); return (AE_AML_NO_OPERAND); } - state = acpi_ut_pop_generic_state (&walk_state->results); + state = acpi_ut_pop_generic_state(&walk_state->results); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Result=%p remaining_results=%X State=%p\n", - state, state->results.num_results, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Result=%p remaining_results=%X State=%p\n", + state, state->results.num_results, walk_state)); - acpi_ut_delete_generic_state (state); + acpi_ut_delete_generic_state(state); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_push @@ -420,35 +406,35 @@ acpi_ds_result_stack_pop ( ******************************************************************************/ acpi_status -acpi_ds_obj_stack_push ( - void *object, - struct acpi_walk_state *walk_state) +acpi_ds_obj_stack_push(void *object, struct acpi_walk_state * walk_state) { - ACPI_FUNCTION_NAME ("ds_obj_stack_push"); - + ACPI_FUNCTION_NAME("ds_obj_stack_push"); /* Check for stack overflow */ if (walk_state->num_operands >= ACPI_OBJ_NUM_OPERANDS) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "overflow! Obj=%p State=%p #Ops=%X\n", - object, walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "overflow! Obj=%p State=%p #Ops=%X\n", + object, walk_state, + walk_state->num_operands)); return (AE_STACK_OVERFLOW); } /* Put the object onto the stack */ - walk_state->operands [walk_state->num_operands] = object; + walk_state->operands[walk_state->num_operands] = object; walk_state->num_operands++; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n", - object, acpi_ut_get_object_type_name ((union acpi_operand_object *) object), - walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n", + object, + acpi_ut_get_object_type_name((union + acpi_operand_object *) + object), walk_state, + walk_state->num_operands)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_pop @@ -464,38 +450,35 @@ acpi_ds_obj_stack_push ( ******************************************************************************/ acpi_status -acpi_ds_obj_stack_pop ( - u32 pop_count, - struct acpi_walk_state *walk_state) +acpi_ds_obj_stack_pop(u32 pop_count, struct acpi_walk_state * walk_state) { - u32 i; - - ACPI_FUNCTION_NAME ("ds_obj_stack_pop"); + u32 i; + ACPI_FUNCTION_NAME("ds_obj_stack_pop"); for (i = 0; i < pop_count; i++) { /* Check for stack underflow */ if (walk_state->num_operands == 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Underflow! Count=%X State=%p #Ops=%X\n", - pop_count, walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Underflow! Count=%X State=%p #Ops=%X\n", + pop_count, walk_state, + walk_state->num_operands)); return (AE_STACK_UNDERFLOW); } /* Just set the stack entry to null */ walk_state->num_operands--; - walk_state->operands [walk_state->num_operands] = NULL; + walk_state->operands[walk_state->num_operands] = NULL; } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n", + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n", pop_count, walk_state, walk_state->num_operands)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_pop_and_delete @@ -511,44 +494,43 @@ acpi_ds_obj_stack_pop ( ******************************************************************************/ acpi_status -acpi_ds_obj_stack_pop_and_delete ( - u32 pop_count, - struct acpi_walk_state *walk_state) +acpi_ds_obj_stack_pop_and_delete(u32 pop_count, + struct acpi_walk_state * walk_state) { - u32 i; - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_NAME ("ds_obj_stack_pop_and_delete"); + u32 i; + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_NAME("ds_obj_stack_pop_and_delete"); for (i = 0; i < pop_count; i++) { /* Check for stack underflow */ if (walk_state->num_operands == 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Underflow! Count=%X State=%p #Ops=%X\n", - pop_count, walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Underflow! Count=%X State=%p #Ops=%X\n", + pop_count, walk_state, + walk_state->num_operands)); return (AE_STACK_UNDERFLOW); } /* Pop the stack and delete an object if present in this stack entry */ walk_state->num_operands--; - obj_desc = walk_state->operands [walk_state->num_operands]; + obj_desc = walk_state->operands[walk_state->num_operands]; if (obj_desc) { - acpi_ut_remove_reference (walk_state->operands [walk_state->num_operands]); - walk_state->operands [walk_state->num_operands] = NULL; + acpi_ut_remove_reference(walk_state-> + operands[walk_state-> + num_operands]); + walk_state->operands[walk_state->num_operands] = NULL; } } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n", + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Count=%X State=%p #Ops=%X\n", pop_count, walk_state, walk_state->num_operands)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_get_current_walk_state @@ -562,25 +544,21 @@ acpi_ds_obj_stack_pop_and_delete ( * ******************************************************************************/ -struct acpi_walk_state * -acpi_ds_get_current_walk_state ( - struct acpi_thread_state *thread) - +struct acpi_walk_state *acpi_ds_get_current_walk_state(struct acpi_thread_state + *thread) { - ACPI_FUNCTION_NAME ("ds_get_current_walk_state"); - + ACPI_FUNCTION_NAME("ds_get_current_walk_state"); if (!thread) { return (NULL); } - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Current walk_state %p\n", - thread->walk_state_list)); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "Current walk_state %p\n", + thread->walk_state_list)); return (thread->walk_state_list); } - /******************************************************************************* * * FUNCTION: acpi_ds_push_walk_state @@ -595,20 +573,17 @@ acpi_ds_get_current_walk_state ( ******************************************************************************/ void -acpi_ds_push_walk_state ( - struct acpi_walk_state *walk_state, - struct acpi_thread_state *thread) +acpi_ds_push_walk_state(struct acpi_walk_state *walk_state, + struct acpi_thread_state *thread) { - ACPI_FUNCTION_TRACE ("ds_push_walk_state"); - + ACPI_FUNCTION_TRACE("ds_push_walk_state"); - walk_state->next = thread->walk_state_list; + walk_state->next = thread->walk_state_list; thread->walk_state_list = walk_state; return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ds_pop_walk_state @@ -623,15 +598,11 @@ acpi_ds_push_walk_state ( * ******************************************************************************/ -struct acpi_walk_state * -acpi_ds_pop_walk_state ( - struct acpi_thread_state *thread) +struct acpi_walk_state *acpi_ds_pop_walk_state(struct acpi_thread_state *thread) { - struct acpi_walk_state *walk_state; - - - ACPI_FUNCTION_TRACE ("ds_pop_walk_state"); + struct acpi_walk_state *walk_state; + ACPI_FUNCTION_TRACE("ds_pop_walk_state"); walk_state = thread->walk_state_list; @@ -647,10 +618,9 @@ acpi_ds_pop_walk_state ( */ } - return_PTR (walk_state); + return_PTR(walk_state); } - /******************************************************************************* * * FUNCTION: acpi_ds_create_walk_state @@ -667,57 +637,55 @@ acpi_ds_pop_walk_state ( * ******************************************************************************/ -struct acpi_walk_state * -acpi_ds_create_walk_state ( - acpi_owner_id owner_id, - union acpi_parse_object *origin, - union acpi_operand_object *mth_desc, - struct acpi_thread_state *thread) +struct acpi_walk_state *acpi_ds_create_walk_state(acpi_owner_id owner_id, + union acpi_parse_object + *origin, + union acpi_operand_object + *mth_desc, + struct acpi_thread_state + *thread) { - struct acpi_walk_state *walk_state; - acpi_status status; - + struct acpi_walk_state *walk_state; + acpi_status status; - ACPI_FUNCTION_TRACE ("ds_create_walk_state"); + ACPI_FUNCTION_TRACE("ds_create_walk_state"); - - walk_state = acpi_ut_acquire_from_cache (ACPI_MEM_LIST_WALK); + walk_state = ACPI_MEM_CALLOCATE(sizeof(struct acpi_walk_state)); if (!walk_state) { - return_PTR (NULL); + return_PTR(NULL); } - walk_state->data_type = ACPI_DESC_TYPE_WALK; - walk_state->owner_id = owner_id; - walk_state->origin = origin; - walk_state->method_desc = mth_desc; - walk_state->thread = thread; + walk_state->data_type = ACPI_DESC_TYPE_WALK; + walk_state->owner_id = owner_id; + walk_state->origin = origin; + walk_state->method_desc = mth_desc; + walk_state->thread = thread; walk_state->parser_state.start_op = origin; /* Init the method args/local */ #if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY)) - acpi_ds_method_data_init (walk_state); + acpi_ds_method_data_init(walk_state); #endif /* Create an initial result stack entry */ - status = acpi_ds_result_stack_push (walk_state); - if (ACPI_FAILURE (status)) { - acpi_ut_release_to_cache (ACPI_MEM_LIST_WALK, walk_state); - return_PTR (NULL); + status = acpi_ds_result_stack_push(walk_state); + if (ACPI_FAILURE(status)) { + ACPI_MEM_FREE(walk_state); + return_PTR(NULL); } /* Put the new state at the head of the walk list */ if (thread) { - acpi_ds_push_walk_state (walk_state, thread); + acpi_ds_push_walk_state(walk_state, thread); } - return_PTR (walk_state); + return_PTR(walk_state); } - /******************************************************************************* * * FUNCTION: acpi_ds_init_aml_walk @@ -737,70 +705,70 @@ acpi_ds_create_walk_state ( ******************************************************************************/ acpi_status -acpi_ds_init_aml_walk ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - struct acpi_namespace_node *method_node, - u8 *aml_start, - u32 aml_length, - struct acpi_parameter_info *info, - u32 pass_number) +acpi_ds_init_aml_walk(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + struct acpi_namespace_node *method_node, + u8 * aml_start, + u32 aml_length, + struct acpi_parameter_info *info, u8 pass_number) { - acpi_status status; - struct acpi_parse_state *parser_state = &walk_state->parser_state; - union acpi_parse_object *extra_op; + acpi_status status; + struct acpi_parse_state *parser_state = &walk_state->parser_state; + union acpi_parse_object *extra_op; + ACPI_FUNCTION_TRACE("ds_init_aml_walk"); - ACPI_FUNCTION_TRACE ("ds_init_aml_walk"); - - - walk_state->parser_state.aml = - walk_state->parser_state.aml_start = aml_start; + walk_state->parser_state.aml = + walk_state->parser_state.aml_start = aml_start; walk_state->parser_state.aml_end = - walk_state->parser_state.pkg_end = aml_start + aml_length; + walk_state->parser_state.pkg_end = aml_start + aml_length; /* The next_op of the next_walk will be the beginning of the method */ walk_state->next_op = NULL; + walk_state->pass_number = pass_number; if (info) { if (info->parameter_type == ACPI_PARAM_GPE) { - walk_state->gpe_event_info = ACPI_CAST_PTR (struct acpi_gpe_event_info, - info->parameters); - } - else { - walk_state->params = info->parameters; + walk_state->gpe_event_info = + ACPI_CAST_PTR(struct acpi_gpe_event_info, + info->parameters); + } else { + walk_state->params = info->parameters; walk_state->caller_return_desc = &info->return_object; } } - status = acpi_ps_init_scope (&walk_state->parser_state, op); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ps_init_scope(&walk_state->parser_state, op); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (method_node) { walk_state->parser_state.start_node = method_node; - walk_state->walk_type = ACPI_WALK_METHOD; - walk_state->method_node = method_node; - walk_state->method_desc = acpi_ns_get_attached_object (method_node); + walk_state->walk_type = ACPI_WALK_METHOD; + walk_state->method_node = method_node; + walk_state->method_desc = + acpi_ns_get_attached_object(method_node); /* Push start scope on scope stack and make it current */ - status = acpi_ds_scope_stack_push (method_node, ACPI_TYPE_METHOD, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ds_scope_stack_push(method_node, ACPI_TYPE_METHOD, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Init the method arguments */ - status = acpi_ds_method_data_init_args (walk_state->params, - ACPI_METHOD_NUM_ARGS, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_method_data_init_args(walk_state->params, + ACPI_METHOD_NUM_ARGS, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - } - else { + } else { /* * Setup the current scope. * Find a Named Op that has a namespace node associated with it. @@ -814,27 +782,27 @@ acpi_ds_init_aml_walk ( if (!extra_op) { parser_state->start_node = NULL; - } - else { + } else { parser_state->start_node = extra_op->common.node; } if (parser_state->start_node) { /* Push start scope on scope stack and make it current */ - status = acpi_ds_scope_stack_push (parser_state->start_node, - parser_state->start_node->type, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ds_scope_stack_push(parser_state->start_node, + parser_state->start_node-> + type, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } } - status = acpi_ds_init_callbacks (walk_state, pass_number); - return_ACPI_STATUS (status); + status = acpi_ds_init_callbacks(walk_state, pass_number); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ds_delete_walk_state @@ -847,29 +815,27 @@ acpi_ds_init_aml_walk ( * ******************************************************************************/ -void -acpi_ds_delete_walk_state ( - struct acpi_walk_state *walk_state) +void acpi_ds_delete_walk_state(struct acpi_walk_state *walk_state) { - union acpi_generic_state *state; - - - ACPI_FUNCTION_TRACE_PTR ("ds_delete_walk_state", walk_state); + union acpi_generic_state *state; + ACPI_FUNCTION_TRACE_PTR("ds_delete_walk_state", walk_state); if (!walk_state) { return; } if (walk_state->data_type != ACPI_DESC_TYPE_WALK) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "%p is not a valid walk state\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%p is not a valid walk state\n", + walk_state)); return; } if (walk_state->parser_state.scope) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "%p walk still has a scope list\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%p walk still has a scope list\n", + walk_state)); } /* Always must free any linked control states */ @@ -878,7 +844,7 @@ acpi_ds_delete_walk_state ( state = walk_state->control_state; walk_state->control_state = state->common.next; - acpi_ut_delete_generic_state (state); + acpi_ut_delete_generic_state(state); } /* Always must free any linked parse states */ @@ -887,7 +853,7 @@ acpi_ds_delete_walk_state ( state = walk_state->scope_info; walk_state->scope_info = state->common.next; - acpi_ut_delete_generic_state (state); + acpi_ut_delete_generic_state(state); } /* Always must free any stacked result states */ @@ -896,40 +862,12 @@ acpi_ds_delete_walk_state ( state = walk_state->results; walk_state->results = state->common.next; - acpi_ut_delete_generic_state (state); + acpi_ut_delete_generic_state(state); } - acpi_ut_release_to_cache (ACPI_MEM_LIST_WALK, walk_state); - return_VOID; -} - - -#ifdef ACPI_ENABLE_OBJECT_CACHE -/****************************************************************************** - * - * FUNCTION: acpi_ds_delete_walk_state_cache - * - * PARAMETERS: None - * - * RETURN: None - * - * DESCRIPTION: Purge the global state object cache. Used during subsystem - * termination. - * - ******************************************************************************/ - -void -acpi_ds_delete_walk_state_cache ( - void) -{ - ACPI_FUNCTION_TRACE ("ds_delete_walk_state_cache"); - - - acpi_ut_delete_generic_cache (ACPI_MEM_LIST_WALK); + ACPI_MEM_FREE(walk_state); return_VOID; } -#endif - #ifdef ACPI_OBSOLETE_FUNCTIONS /******************************************************************************* @@ -947,50 +885,53 @@ acpi_ds_delete_walk_state_cache ( ******************************************************************************/ acpi_status -acpi_ds_result_insert ( - void *object, - u32 index, - struct acpi_walk_state *walk_state) +acpi_ds_result_insert(void *object, + u32 index, struct acpi_walk_state *walk_state) { - union acpi_generic_state *state; - - - ACPI_FUNCTION_NAME ("ds_result_insert"); + union acpi_generic_state *state; + ACPI_FUNCTION_NAME("ds_result_insert"); state = walk_state->results; if (!state) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No result object pushed! State=%p\n", - walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No result object pushed! State=%p\n", + walk_state)); return (AE_NOT_EXIST); } if (index >= ACPI_OBJ_NUM_OPERANDS) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Index out of range: %X Obj=%p State=%p Num=%X\n", - index, object, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Index out of range: %X Obj=%p State=%p Num=%X\n", + index, object, walk_state, + state->results.num_results)); return (AE_BAD_PARAMETER); } if (!object) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null Object! Index=%X Obj=%p State=%p Num=%X\n", - index, object, walk_state, state->results.num_results)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null Object! Index=%X Obj=%p State=%p Num=%X\n", + index, object, walk_state, + state->results.num_results)); return (AE_BAD_PARAMETER); } - state->results.obj_desc [index] = object; + state->results.obj_desc[index] = object; state->results.num_results++; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Obj=%p [%s] State=%p Num=%X Cur=%X\n", - object, object ? acpi_ut_get_object_type_name ((union acpi_operand_object *) object) : "NULL", - walk_state, state->results.num_results, walk_state->current_result)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Obj=%p [%s] State=%p Num=%X Cur=%X\n", + object, + object ? + acpi_ut_get_object_type_name((union + acpi_operand_object *) + object) : "NULL", + walk_state, state->results.num_results, + walk_state->current_result)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_delete_all @@ -1004,29 +945,24 @@ acpi_ds_result_insert ( * ******************************************************************************/ -acpi_status -acpi_ds_obj_stack_delete_all ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ds_obj_stack_delete_all(struct acpi_walk_state * walk_state) { - u32 i; - - - ACPI_FUNCTION_TRACE_PTR ("ds_obj_stack_delete_all", walk_state); + u32 i; + ACPI_FUNCTION_TRACE_PTR("ds_obj_stack_delete_all", walk_state); /* The stack size is configurable, but fixed */ for (i = 0; i < ACPI_OBJ_NUM_OPERANDS; i++) { if (walk_state->operands[i]) { - acpi_ut_remove_reference (walk_state->operands[i]); + acpi_ut_remove_reference(walk_state->operands[i]); walk_state->operands[i] = NULL; } } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_pop_object @@ -1042,19 +978,17 @@ acpi_ds_obj_stack_delete_all ( ******************************************************************************/ acpi_status -acpi_ds_obj_stack_pop_object ( - union acpi_operand_object **object, - struct acpi_walk_state *walk_state) +acpi_ds_obj_stack_pop_object(union acpi_operand_object **object, + struct acpi_walk_state *walk_state) { - ACPI_FUNCTION_NAME ("ds_obj_stack_pop_object"); - + ACPI_FUNCTION_NAME("ds_obj_stack_pop_object"); /* Check for stack underflow */ if (walk_state->num_operands == 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Missing operand/stack empty! State=%p #Ops=%X\n", - walk_state, walk_state->num_operands)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Missing operand/stack empty! State=%p #Ops=%X\n", + walk_state, walk_state->num_operands)); *object = NULL; return (AE_AML_NO_OPERAND); } @@ -1065,27 +999,26 @@ acpi_ds_obj_stack_pop_object ( /* Check for a valid operand */ - if (!walk_state->operands [walk_state->num_operands]) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null operand! State=%p #Ops=%X\n", - walk_state, walk_state->num_operands)); + if (!walk_state->operands[walk_state->num_operands]) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null operand! State=%p #Ops=%X\n", + walk_state, walk_state->num_operands)); *object = NULL; return (AE_AML_NO_OPERAND); } /* Get operand and set stack entry to null */ - *object = walk_state->operands [walk_state->num_operands]; - walk_state->operands [walk_state->num_operands] = NULL; + *object = walk_state->operands[walk_state->num_operands]; + walk_state->operands[walk_state->num_operands] = NULL; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n", - *object, acpi_ut_get_object_type_name (*object), + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Obj=%p [%s] State=%p #Ops=%X\n", + *object, acpi_ut_get_object_type_name(*object), walk_state, walk_state->num_operands)); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ds_obj_stack_get_value @@ -1101,30 +1034,25 @@ acpi_ds_obj_stack_pop_object ( * ******************************************************************************/ -void * -acpi_ds_obj_stack_get_value ( - u32 index, - struct acpi_walk_state *walk_state) +void *acpi_ds_obj_stack_get_value(u32 index, struct acpi_walk_state *walk_state) { - ACPI_FUNCTION_TRACE_PTR ("ds_obj_stack_get_value", walk_state); - + ACPI_FUNCTION_TRACE_PTR("ds_obj_stack_get_value", walk_state); /* Can't do it if the stack is empty */ if (walk_state->num_operands == 0) { - return_PTR (NULL); + return_PTR(NULL); } /* or if the index is past the top of the stack */ if (index > (walk_state->num_operands - (u32) 1)) { - return_PTR (NULL); + return_PTR(NULL); } - return_PTR (walk_state->operands[(acpi_native_uint)(walk_state->num_operands - 1) - - index]); + return_PTR(walk_state-> + operands[(acpi_native_uint) (walk_state->num_operands - 1) - + index]); } #endif - - diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 1ac5731d45e5..7e1a445955bc 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -38,130 +38,112 @@ #include <acpi/actypes.h> #define _COMPONENT ACPI_EC_COMPONENT -ACPI_MODULE_NAME ("acpi_ec") - +ACPI_MODULE_NAME("acpi_ec") #define ACPI_EC_COMPONENT 0x00100000 #define ACPI_EC_CLASS "embedded_controller" #define ACPI_EC_HID "PNP0C09" #define ACPI_EC_DRIVER_NAME "ACPI Embedded Controller Driver" #define ACPI_EC_DEVICE_NAME "Embedded Controller" #define ACPI_EC_FILE_INFO "info" - - #define ACPI_EC_FLAG_OBF 0x01 /* Output buffer full */ #define ACPI_EC_FLAG_IBF 0x02 /* Input buffer full */ #define ACPI_EC_FLAG_BURST 0x10 /* burst mode */ #define ACPI_EC_FLAG_SCI 0x20 /* EC-SCI occurred */ - #define ACPI_EC_EVENT_OBF 0x01 /* Output buffer full */ #define ACPI_EC_EVENT_IBE 0x02 /* Input buffer empty */ - #define ACPI_EC_DELAY 50 /* Wait 50ms max. during EC ops */ #define ACPI_EC_UDELAY_GLK 1000 /* Wait 1ms max. to get global lock */ - -#define ACPI_EC_UDELAY 100 /* Poll @ 100us increments */ -#define ACPI_EC_UDELAY_COUNT 1000 /* Wait 10ms max. during EC ops */ - +#define ACPI_EC_UDELAY 100 /* Poll @ 100us increments */ +#define ACPI_EC_UDELAY_COUNT 1000 /* Wait 10ms max. during EC ops */ #define ACPI_EC_COMMAND_READ 0x80 #define ACPI_EC_COMMAND_WRITE 0x81 #define ACPI_EC_BURST_ENABLE 0x82 #define ACPI_EC_BURST_DISABLE 0x83 #define ACPI_EC_COMMAND_QUERY 0x84 - #define EC_POLLING 0xFF #define EC_BURST 0x00 - - -static int acpi_ec_remove (struct acpi_device *device, int type); -static int acpi_ec_start (struct acpi_device *device); -static int acpi_ec_stop (struct acpi_device *device, int type); -static int acpi_ec_burst_add ( struct acpi_device *device); -static int acpi_ec_polling_add ( struct acpi_device *device); +static int acpi_ec_remove(struct acpi_device *device, int type); +static int acpi_ec_start(struct acpi_device *device); +static int acpi_ec_stop(struct acpi_device *device, int type); +static int acpi_ec_burst_add(struct acpi_device *device); +static int acpi_ec_polling_add(struct acpi_device *device); static struct acpi_driver acpi_ec_driver = { - .name = ACPI_EC_DRIVER_NAME, - .class = ACPI_EC_CLASS, - .ids = ACPI_EC_HID, - .ops = { - .add = acpi_ec_polling_add, - .remove = acpi_ec_remove, - .start = acpi_ec_start, - .stop = acpi_ec_stop, - }, + .name = ACPI_EC_DRIVER_NAME, + .class = ACPI_EC_CLASS, + .ids = ACPI_EC_HID, + .ops = { + .add = acpi_ec_polling_add, + .remove = acpi_ec_remove, + .start = acpi_ec_start, + .stop = acpi_ec_stop, + }, }; union acpi_ec { struct { - u32 mode; - acpi_handle handle; - unsigned long uid; - unsigned long gpe_bit; - struct acpi_generic_address status_addr; - struct acpi_generic_address command_addr; - struct acpi_generic_address data_addr; - unsigned long global_lock; + u32 mode; + acpi_handle handle; + unsigned long uid; + unsigned long gpe_bit; + struct acpi_generic_address status_addr; + struct acpi_generic_address command_addr; + struct acpi_generic_address data_addr; + unsigned long global_lock; } common; struct { - u32 mode; - acpi_handle handle; - unsigned long uid; - unsigned long gpe_bit; - struct acpi_generic_address status_addr; - struct acpi_generic_address command_addr; - struct acpi_generic_address data_addr; - unsigned long global_lock; - unsigned int expect_event; - atomic_t leaving_burst; /* 0 : No, 1 : Yes, 2: abort*/ - atomic_t pending_gpe; - struct semaphore sem; - wait_queue_head_t wait; - }burst; + u32 mode; + acpi_handle handle; + unsigned long uid; + unsigned long gpe_bit; + struct acpi_generic_address status_addr; + struct acpi_generic_address command_addr; + struct acpi_generic_address data_addr; + unsigned long global_lock; + unsigned int expect_event; + atomic_t leaving_burst; /* 0 : No, 1 : Yes, 2: abort */ + atomic_t pending_gpe; + struct semaphore sem; + wait_queue_head_t wait; + } burst; struct { - u32 mode; - acpi_handle handle; - unsigned long uid; - unsigned long gpe_bit; - struct acpi_generic_address status_addr; - struct acpi_generic_address command_addr; - struct acpi_generic_address data_addr; - unsigned long global_lock; - spinlock_t lock; - }polling; + u32 mode; + acpi_handle handle; + unsigned long uid; + unsigned long gpe_bit; + struct acpi_generic_address status_addr; + struct acpi_generic_address command_addr; + struct acpi_generic_address data_addr; + unsigned long global_lock; + spinlock_t lock; + } polling; }; -static int acpi_ec_polling_wait ( union acpi_ec *ec, u8 event); +static int acpi_ec_polling_wait(union acpi_ec *ec, u8 event); static int acpi_ec_burst_wait(union acpi_ec *ec, unsigned int event); -static int acpi_ec_polling_read ( union acpi_ec *ec, u8 address, u32 *data); -static int acpi_ec_burst_read( union acpi_ec *ec, u8 address, u32 *data); -static int acpi_ec_polling_write ( union acpi_ec *ec, u8 address, u8 data); -static int acpi_ec_burst_write ( union acpi_ec *ec, u8 address, u8 data); -static int acpi_ec_polling_query ( union acpi_ec *ec, u32 *data); -static int acpi_ec_burst_query ( union acpi_ec *ec, u32 *data); -static void acpi_ec_gpe_polling_query ( void *ec_cxt); -static void acpi_ec_gpe_burst_query ( void *ec_cxt); -static u32 acpi_ec_gpe_polling_handler ( void *data); -static u32 acpi_ec_gpe_burst_handler ( void *data); +static int acpi_ec_polling_read(union acpi_ec *ec, u8 address, u32 * data); +static int acpi_ec_burst_read(union acpi_ec *ec, u8 address, u32 * data); +static int acpi_ec_polling_write(union acpi_ec *ec, u8 address, u8 data); +static int acpi_ec_burst_write(union acpi_ec *ec, u8 address, u8 data); +static int acpi_ec_polling_query(union acpi_ec *ec, u32 * data); +static int acpi_ec_burst_query(union acpi_ec *ec, u32 * data); +static void acpi_ec_gpe_polling_query(void *ec_cxt); +static void acpi_ec_gpe_burst_query(void *ec_cxt); +static u32 acpi_ec_gpe_polling_handler(void *data); +static u32 acpi_ec_gpe_burst_handler(void *data); static acpi_status __init -acpi_fake_ecdt_polling_callback ( - acpi_handle handle, - u32 Level, - void *context, - void **retval); +acpi_fake_ecdt_polling_callback(acpi_handle handle, + u32 Level, void *context, void **retval); static acpi_status __init -acpi_fake_ecdt_burst_callback ( - acpi_handle handle, - u32 Level, - void *context, - void **retval); - -static int __init -acpi_ec_polling_get_real_ecdt(void); -static int __init -acpi_ec_burst_get_real_ecdt(void); +acpi_fake_ecdt_burst_callback(acpi_handle handle, + u32 Level, void *context, void **retval); + +static int __init acpi_ec_polling_get_real_ecdt(void); +static int __init acpi_ec_burst_get_real_ecdt(void); /* If we find an EC via the ECDT, we need to keep a ptr to its context */ -static union acpi_ec *ec_ecdt; +static union acpi_ec *ec_ecdt; /* External interfaces use first EC only, so remember */ static struct acpi_device *first_ec; @@ -173,30 +155,24 @@ static int acpi_ec_polling_mode = EC_POLLING; static inline u32 acpi_ec_read_status(union acpi_ec *ec) { - u32 status = 0; + u32 status = 0; acpi_hw_low_level_read(8, &status, &ec->common.status_addr); return status; } -static int -acpi_ec_wait ( - union acpi_ec *ec, - u8 event) +static int acpi_ec_wait(union acpi_ec *ec, u8 event) { - if (acpi_ec_polling_mode) - return acpi_ec_polling_wait (ec, event); + if (acpi_ec_polling_mode) + return acpi_ec_polling_wait(ec, event); else - return acpi_ec_burst_wait (ec, event); + return acpi_ec_burst_wait(ec, event); } -static int -acpi_ec_polling_wait ( - union acpi_ec *ec, - u8 event) +static int acpi_ec_polling_wait(union acpi_ec *ec, u8 event) { - u32 acpi_ec_status = 0; - u32 i = ACPI_EC_UDELAY_COUNT; + u32 acpi_ec_status = 0; + u32 i = ACPI_EC_UDELAY_COUNT; if (!ec) return -EINVAL; @@ -205,19 +181,21 @@ acpi_ec_polling_wait ( switch (event) { case ACPI_EC_EVENT_OBF: do { - acpi_hw_low_level_read(8, &acpi_ec_status, &ec->common.status_addr); + acpi_hw_low_level_read(8, &acpi_ec_status, + &ec->common.status_addr); if (acpi_ec_status & ACPI_EC_FLAG_OBF) return 0; udelay(ACPI_EC_UDELAY); - } while (--i>0); + } while (--i > 0); break; case ACPI_EC_EVENT_IBE: do { - acpi_hw_low_level_read(8, &acpi_ec_status, &ec->common.status_addr); + acpi_hw_low_level_read(8, &acpi_ec_status, + &ec->common.status_addr); if (!(acpi_ec_status & ACPI_EC_FLAG_IBF)) return 0; udelay(ACPI_EC_UDELAY); - } while (--i>0); + } while (--i > 0); break; default: return -EINVAL; @@ -227,25 +205,36 @@ acpi_ec_polling_wait ( } static int acpi_ec_burst_wait(union acpi_ec *ec, unsigned int event) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_ec_wait"); ec->burst.expect_event = event; smp_mb(); - result = wait_event_interruptible_timeout(ec->burst.wait, - !ec->burst.expect_event, - msecs_to_jiffies(ACPI_EC_DELAY)); - - ec->burst.expect_event = 0; - smp_mb(); + switch (event) { + case ACPI_EC_EVENT_OBF: + if (acpi_ec_read_status(ec) & event) { + ec->burst.expect_event = 0; + return_VALUE(0); + } + break; - if (result < 0){ - ACPI_DEBUG_PRINT((ACPI_DB_ERROR," result = %d ", result)); - return_VALUE(result); + case ACPI_EC_EVENT_IBE: + if (~acpi_ec_read_status(ec) & event) { + ec->burst.expect_event = 0; + return_VALUE(0); + } + break; } + result = wait_event_timeout(ec->burst.wait, + !ec->burst.expect_event, + msecs_to_jiffies(ACPI_EC_DELAY)); + + ec->burst.expect_event = 0; + smp_mb(); + /* * Verify that the event in question has actually happened by * querying EC status. Do the check even if operation timed-out @@ -266,95 +255,65 @@ static int acpi_ec_burst_wait(union acpi_ec *ec, unsigned int event) return_VALUE(-ETIME); } - - -static int -acpi_ec_enter_burst_mode ( - union acpi_ec *ec) +static int acpi_ec_enter_burst_mode(union acpi_ec *ec) { - u32 tmp = 0; - int status = 0; + u32 tmp = 0; + int status = 0; ACPI_FUNCTION_TRACE("acpi_ec_enter_burst_mode"); status = acpi_ec_read_status(ec); - if (status != -EINVAL && - !(status & ACPI_EC_FLAG_BURST)){ - acpi_hw_low_level_write(8, ACPI_EC_BURST_ENABLE, &ec->common.command_addr); + if (status != -EINVAL && !(status & ACPI_EC_FLAG_BURST)) { + status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); + if (status) + goto end; + acpi_hw_low_level_write(8, ACPI_EC_BURST_ENABLE, + &ec->common.command_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); - if (status){ - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); + if (status) return_VALUE(-EINVAL); - } acpi_hw_low_level_read(8, &tmp, &ec->common.data_addr); - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - if(tmp != 0x90 ) {/* Burst ACK byte*/ + if (tmp != 0x90) { /* Burst ACK byte */ return_VALUE(-EINVAL); } } - atomic_set(&ec->burst.leaving_burst , 0); + atomic_set(&ec->burst.leaving_burst, 0); return_VALUE(0); + end: + printk("Error in acpi_ec_wait\n"); + return_VALUE(-1); } -static int -acpi_ec_leave_burst_mode ( - union acpi_ec *ec) +static int acpi_ec_leave_burst_mode(union acpi_ec *ec) { - int status =0; ACPI_FUNCTION_TRACE("acpi_ec_leave_burst_mode"); - atomic_set(&ec->burst.leaving_burst , 1); - status = acpi_ec_read_status(ec); - if (status != -EINVAL && - (status & ACPI_EC_FLAG_BURST)){ - acpi_hw_low_level_write(8, ACPI_EC_BURST_DISABLE, &ec->common.command_addr); - status = acpi_ec_wait(ec, ACPI_EC_FLAG_IBF); - if (status){ - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - ACPI_DEBUG_PRINT((ACPI_DB_ERROR,"------->wait fail\n")); - return_VALUE(-EINVAL); - } - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - status = acpi_ec_read_status(ec); - } - + atomic_set(&ec->burst.leaving_burst, 1); return_VALUE(0); } -static int -acpi_ec_read ( - union acpi_ec *ec, - u8 address, - u32 *data) +static int acpi_ec_read(union acpi_ec *ec, u8 address, u32 * data) { - if (acpi_ec_polling_mode) + if (acpi_ec_polling_mode) return acpi_ec_polling_read(ec, address, data); else return acpi_ec_burst_read(ec, address, data); } -static int -acpi_ec_write ( - union acpi_ec *ec, - u8 address, - u8 data) +static int acpi_ec_write(union acpi_ec *ec, u8 address, u8 data) { - if (acpi_ec_polling_mode) + if (acpi_ec_polling_mode) return acpi_ec_polling_write(ec, address, data); else return acpi_ec_burst_write(ec, address, data); } -static int -acpi_ec_polling_read ( - union acpi_ec *ec, - u8 address, - u32 *data) +static int acpi_ec_polling_read(union acpi_ec *ec, u8 address, u32 * data) { - acpi_status status = AE_OK; - int result = 0; - unsigned long flags = 0; - u32 glk = 0; + acpi_status status = AE_OK; + int result = 0; + unsigned long flags = 0; + u32 glk = 0; ACPI_FUNCTION_TRACE("acpi_ec_read"); @@ -371,7 +330,8 @@ acpi_ec_polling_read ( spin_lock_irqsave(&ec->polling.lock, flags); - acpi_hw_low_level_write(8, ACPI_EC_COMMAND_READ, &ec->common.command_addr); + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_READ, + &ec->common.command_addr); result = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); if (result) goto end; @@ -384,9 +344,9 @@ acpi_ec_polling_read ( acpi_hw_low_level_read(8, data, &ec->common.data_addr); ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Read [%02x] from address [%02x]\n", - *data, address)); - -end: + *data, address)); + + end: spin_unlock_irqrestore(&ec->polling.lock, flags); if (ec->common.global_lock) @@ -395,17 +355,12 @@ end: return_VALUE(result); } - -static int -acpi_ec_polling_write ( - union acpi_ec *ec, - u8 address, - u8 data) +static int acpi_ec_polling_write(union acpi_ec *ec, u8 address, u8 data) { - int result = 0; - acpi_status status = AE_OK; - unsigned long flags = 0; - u32 glk = 0; + int result = 0; + acpi_status status = AE_OK; + unsigned long flags = 0; + u32 glk = 0; ACPI_FUNCTION_TRACE("acpi_ec_write"); @@ -420,7 +375,8 @@ acpi_ec_polling_write ( spin_lock_irqsave(&ec->polling.lock, flags); - acpi_hw_low_level_write(8, ACPI_EC_COMMAND_WRITE, &ec->common.command_addr); + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_WRITE, + &ec->common.command_addr); result = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); if (result) goto end; @@ -436,9 +392,9 @@ acpi_ec_polling_write ( goto end; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Wrote [%02x] to address [%02x]\n", - data, address)); + data, address)); -end: + end: spin_unlock_irqrestore(&ec->polling.lock, flags); if (ec->common.global_lock) @@ -447,21 +403,16 @@ end: return_VALUE(result); } -static int -acpi_ec_burst_read ( - union acpi_ec *ec, - u8 address, - u32 *data) +static int acpi_ec_burst_read(union acpi_ec *ec, u8 address, u32 * data) { - int status = 0; - u32 glk; + int status = 0; + u32 glk; ACPI_FUNCTION_TRACE("acpi_ec_read"); if (!ec || !data) return_VALUE(-EINVAL); -retry: *data = 0; if (ec->common.global_lock) { @@ -473,64 +424,49 @@ retry: WARN_ON(in_interrupt()); down(&ec->burst.sem); - if(acpi_ec_enter_burst_mode(ec)) - goto end; - - acpi_hw_low_level_write(8, ACPI_EC_COMMAND_READ, &ec->common.command_addr); + acpi_ec_enter_burst_mode(ec); status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); if (status) { + printk("read EC, IB not empty\n"); goto end; } + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_READ, + &ec->common.command_addr); + status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); + if (status) { + printk("read EC, IB not empty\n"); + } acpi_hw_low_level_write(8, address, &ec->common.data_addr); - status= acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); - if (status){ - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); + status = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); + if (status) { + printk("read EC, OB not full\n"); goto end; } - acpi_hw_low_level_read(8, data, &ec->common.data_addr); - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Read [%02x] from address [%02x]\n", - *data, address)); - -end: + *data, address)); + + end: acpi_ec_leave_burst_mode(ec); up(&ec->burst.sem); if (ec->common.global_lock) acpi_release_global_lock(glk); - if(atomic_read(&ec->burst.leaving_burst) == 2){ - ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); - while(atomic_read(&ec->burst.pending_gpe)){ - msleep(1); - } - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - goto retry; - } - return_VALUE(status); } - -static int -acpi_ec_burst_write ( - union acpi_ec *ec, - u8 address, - u8 data) +static int acpi_ec_burst_write(union acpi_ec *ec, u8 address, u8 data) { - int status = 0; - u32 glk; - u32 tmp; + int status = 0; + u32 glk; ACPI_FUNCTION_TRACE("acpi_ec_write"); if (!ec) return_VALUE(-EINVAL); -retry: + if (ec->common.global_lock) { status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk); if (ACPI_FAILURE(status)) @@ -540,69 +476,43 @@ retry: WARN_ON(in_interrupt()); down(&ec->burst.sem); - if(acpi_ec_enter_burst_mode(ec)) - goto end; + acpi_ec_enter_burst_mode(ec); - status = acpi_ec_read_status(ec); - if (status != -EINVAL && - !(status & ACPI_EC_FLAG_BURST)){ - acpi_hw_low_level_write(8, ACPI_EC_BURST_ENABLE, &ec->common.command_addr); - status = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); - if (status) - goto end; - acpi_hw_low_level_read(8, &tmp, &ec->common.data_addr); - if(tmp != 0x90 ) /* Burst ACK byte*/ - goto end; + status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); + if (status) { + printk("write EC, IB not empty\n"); } - /*Now we are in burst mode*/ - - acpi_hw_low_level_write(8, ACPI_EC_COMMAND_WRITE, &ec->common.command_addr); + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_WRITE, + &ec->common.command_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - if (status){ - goto end; + if (status) { + printk("write EC, IB not empty\n"); } acpi_hw_low_level_write(8, address, &ec->common.data_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); - if (status){ - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - goto end; + if (status) { + printk("write EC, IB not empty\n"); } acpi_hw_low_level_write(8, data, &ec->common.data_addr); - status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - if (status) - goto end; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Wrote [%02x] to address [%02x]\n", - data, address)); + data, address)); -end: acpi_ec_leave_burst_mode(ec); up(&ec->burst.sem); if (ec->common.global_lock) acpi_release_global_lock(glk); - if(atomic_read(&ec->burst.leaving_burst) == 2){ - ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); - while(atomic_read(&ec->burst.pending_gpe)){ - msleep(1); - } - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - goto retry; - } - return_VALUE(status); } /* * Externally callable EC access functions. For now, assume 1 EC only */ -int -ec_read(u8 addr, u8 *val) +int ec_read(u8 addr, u8 * val) { union acpi_ec *ec; int err; @@ -618,14 +528,13 @@ ec_read(u8 addr, u8 *val) if (!err) { *val = temp_data; return 0; - } - else + } else return err; } + EXPORT_SYMBOL(ec_read); -int -ec_write(u8 addr, u8 val) +int ec_write(u8 addr, u8 val) { union acpi_ec *ec; int err; @@ -639,27 +548,22 @@ ec_write(u8 addr, u8 val) return err; } + EXPORT_SYMBOL(ec_write); -static int -acpi_ec_query ( - union acpi_ec *ec, - u32 *data) +static int acpi_ec_query(union acpi_ec *ec, u32 * data) { - if (acpi_ec_polling_mode) + if (acpi_ec_polling_mode) return acpi_ec_polling_query(ec, data); else return acpi_ec_burst_query(ec, data); } -static int -acpi_ec_polling_query ( - union acpi_ec *ec, - u32 *data) +static int acpi_ec_polling_query(union acpi_ec *ec, u32 * data) { - int result = 0; - acpi_status status = AE_OK; - unsigned long flags = 0; - u32 glk = 0; + int result = 0; + acpi_status status = AE_OK; + unsigned long flags = 0; + u32 glk = 0; ACPI_FUNCTION_TRACE("acpi_ec_query"); @@ -681,7 +585,8 @@ acpi_ec_polling_query ( */ spin_lock_irqsave(&ec->polling.lock, flags); - acpi_hw_low_level_write(8, ACPI_EC_COMMAND_QUERY, &ec->common.command_addr); + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_QUERY, + &ec->common.command_addr); result = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); if (result) goto end; @@ -690,7 +595,7 @@ acpi_ec_polling_query ( if (!*data) result = -ENODATA; -end: + end: spin_unlock_irqrestore(&ec->polling.lock, flags); if (ec->common.global_lock) @@ -698,13 +603,10 @@ end: return_VALUE(result); } -static int -acpi_ec_burst_query ( - union acpi_ec *ec, - u32 *data) +static int acpi_ec_burst_query(union acpi_ec *ec, u32 * data) { - int status = 0; - u32 glk; + int status = 0; + u32 glk; ACPI_FUNCTION_TRACE("acpi_ec_query"); @@ -719,70 +621,64 @@ acpi_ec_burst_query ( } down(&ec->burst.sem); - if(acpi_ec_enter_burst_mode(ec)) + + status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); + if (status) { + printk("query EC, IB not empty\n"); goto end; + } /* * Query the EC to find out which _Qxx method we need to evaluate. * Note that successful completion of the query causes the ACPI_EC_SCI * bit to be cleared (and thus clearing the interrupt source). */ - acpi_hw_low_level_write(8, ACPI_EC_COMMAND_QUERY, &ec->common.command_addr); + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_QUERY, + &ec->common.command_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); - if (status){ - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); + if (status) { + printk("query EC, OB not full\n"); goto end; } acpi_hw_low_level_read(8, data, &ec->common.data_addr); - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); if (!*data) status = -ENODATA; -end: - acpi_ec_leave_burst_mode(ec); + end: up(&ec->burst.sem); if (ec->common.global_lock) acpi_release_global_lock(glk); - if(atomic_read(&ec->burst.leaving_burst) == 2){ - ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); - acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - status = -ENODATA; - } return_VALUE(status); } - /* -------------------------------------------------------------------------- Event Management -------------------------------------------------------------------------- */ union acpi_ec_query_data { - acpi_handle handle; - u8 data; + acpi_handle handle; + u8 data; }; -static void -acpi_ec_gpe_query ( - void *ec_cxt) +static void acpi_ec_gpe_query(void *ec_cxt) { - if (acpi_ec_polling_mode) + if (acpi_ec_polling_mode) acpi_ec_gpe_polling_query(ec_cxt); else acpi_ec_gpe_burst_query(ec_cxt); } -static void -acpi_ec_gpe_polling_query ( - void *ec_cxt) +static void acpi_ec_gpe_polling_query(void *ec_cxt) { - union acpi_ec *ec = (union acpi_ec *) ec_cxt; - u32 value = 0; - unsigned long flags = 0; - static char object_name[5] = {'_','Q','0','0','\0'}; - const char hex[] = {'0','1','2','3','4','5','6','7', - '8','9','A','B','C','D','E','F'}; + union acpi_ec *ec = (union acpi_ec *)ec_cxt; + u32 value = 0; + unsigned long flags = 0; + static char object_name[5] = { '_', 'Q', '0', '0', '\0' }; + const char hex[] = { '0', '1', '2', '3', '4', '5', '6', '7', + '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' + }; ACPI_FUNCTION_TRACE("acpi_ec_gpe_query"); @@ -812,19 +708,18 @@ acpi_ec_gpe_polling_query ( acpi_evaluate_object(ec->common.handle, object_name, NULL, NULL); -end: + end: acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); } -static void -acpi_ec_gpe_burst_query ( - void *ec_cxt) +static void acpi_ec_gpe_burst_query(void *ec_cxt) { - union acpi_ec *ec = (union acpi_ec *) ec_cxt; - u32 value; - int result = -ENODATA; - static char object_name[5] = {'_','Q','0','0','\0'}; - const char hex[] = {'0','1','2','3','4','5','6','7', - '8','9','A','B','C','D','E','F'}; + union acpi_ec *ec = (union acpi_ec *)ec_cxt; + u32 value; + int result = -ENODATA; + static char object_name[5] = { '_', 'Q', '0', '0', '\0' }; + const char hex[] = { '0', '1', '2', '3', '4', '5', '6', '7', + '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' + }; ACPI_FUNCTION_TRACE("acpi_ec_gpe_query"); @@ -840,26 +735,22 @@ acpi_ec_gpe_burst_query ( ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Evaluating %s\n", object_name)); acpi_evaluate_object(ec->common.handle, object_name, NULL, NULL); -end: + end: atomic_dec(&ec->burst.pending_gpe); return; } -static u32 -acpi_ec_gpe_handler ( - void *data) +static u32 acpi_ec_gpe_handler(void *data) { - if (acpi_ec_polling_mode) + if (acpi_ec_polling_mode) return acpi_ec_gpe_polling_handler(data); else - return acpi_ec_gpe_burst_handler(data); + return acpi_ec_gpe_burst_handler(data); } -static u32 -acpi_ec_gpe_polling_handler ( - void *data) +static u32 acpi_ec_gpe_polling_handler(void *data) { - acpi_status status = AE_OK; - union acpi_ec *ec = (union acpi_ec *) data; + acpi_status status = AE_OK; + union acpi_ec *ec = (union acpi_ec *)data; if (!ec) return ACPI_INTERRUPT_NOT_HANDLED; @@ -867,61 +758,49 @@ acpi_ec_gpe_polling_handler ( acpi_disable_gpe(NULL, ec->common.gpe_bit, ACPI_ISR); status = acpi_os_queue_for_execution(OSD_PRIORITY_GPE, - acpi_ec_gpe_query, ec); + acpi_ec_gpe_query, ec); if (status == AE_OK) return ACPI_INTERRUPT_HANDLED; else return ACPI_INTERRUPT_NOT_HANDLED; } -static u32 -acpi_ec_gpe_burst_handler ( - void *data) +static u32 acpi_ec_gpe_burst_handler(void *data) { - acpi_status status = AE_OK; - u32 value; - union acpi_ec *ec = (union acpi_ec *) data; + acpi_status status = AE_OK; + u32 value; + union acpi_ec *ec = (union acpi_ec *)data; if (!ec) return ACPI_INTERRUPT_NOT_HANDLED; - acpi_disable_gpe(NULL, ec->common.gpe_bit, ACPI_ISR); - + acpi_clear_gpe(NULL, ec->common.gpe_bit, ACPI_ISR); value = acpi_ec_read_status(ec); - if((value & ACPI_EC_FLAG_IBF) && - !(value & ACPI_EC_FLAG_BURST) && - (atomic_read(&ec->burst.leaving_burst) == 0)) { - /* - * the embedded controller disables - * burst mode for any reason other - * than the burst disable command - * to process critical event. - */ - atomic_set(&ec->burst.leaving_burst , 2); /* block current pending transaction - and retry */ + switch (ec->burst.expect_event) { + case ACPI_EC_EVENT_OBF: + if (!(value & ACPI_EC_FLAG_OBF)) + break; + case ACPI_EC_EVENT_IBE: + if ((value & ACPI_EC_FLAG_IBF)) + break; + ec->burst.expect_event = 0; wake_up(&ec->burst.wait); - }else { - if ((ec->burst.expect_event == ACPI_EC_EVENT_OBF && - (value & ACPI_EC_FLAG_OBF)) || - (ec->burst.expect_event == ACPI_EC_EVENT_IBE && - !(value & ACPI_EC_FLAG_IBF))) { - ec->burst.expect_event = 0; - wake_up(&ec->burst.wait); - return ACPI_INTERRUPT_HANDLED; - } + return ACPI_INTERRUPT_HANDLED; + default: + break; } - if (value & ACPI_EC_FLAG_SCI){ - atomic_add(1, &ec->burst.pending_gpe) ; + if (value & ACPI_EC_FLAG_SCI) { + atomic_add(1, &ec->burst.pending_gpe); status = acpi_os_queue_for_execution(OSD_PRIORITY_GPE, - acpi_ec_gpe_query, ec); + acpi_ec_gpe_query, ec); return status == AE_OK ? - ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED; - } + ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED; + } acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_ISR); return status == AE_OK ? - ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED; + ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED; } /* -------------------------------------------------------------------------- @@ -929,37 +808,31 @@ acpi_ec_gpe_burst_handler ( -------------------------------------------------------------------------- */ static acpi_status -acpi_ec_space_setup ( - acpi_handle region_handle, - u32 function, - void *handler_context, - void **return_context) +acpi_ec_space_setup(acpi_handle region_handle, + u32 function, void *handler_context, void **return_context) { /* * The EC object is in the handler context and is needed * when calling the acpi_ec_space_handler. */ - *return_context = (function != ACPI_REGION_DEACTIVATE) ? - handler_context : NULL; + *return_context = (function != ACPI_REGION_DEACTIVATE) ? + handler_context : NULL; return AE_OK; } - static acpi_status -acpi_ec_space_handler ( - u32 function, - acpi_physical_address address, - u32 bit_width, - acpi_integer *value, - void *handler_context, - void *region_context) +acpi_ec_space_handler(u32 function, + acpi_physical_address address, + u32 bit_width, + acpi_integer * value, + void *handler_context, void *region_context) { - int result = 0; - union acpi_ec *ec = NULL; - u64 temp = *value; - acpi_integer f_v = 0; - int i = 0; + int result = 0; + union acpi_ec *ec = NULL; + u64 temp = *value; + acpi_integer f_v = 0; + int i = 0; ACPI_FUNCTION_TRACE("acpi_ec_space_handler"); @@ -967,17 +840,18 @@ acpi_ec_space_handler ( return_VALUE(AE_BAD_PARAMETER); if (bit_width != 8 && acpi_strict) { - printk(KERN_WARNING PREFIX "acpi_ec_space_handler: bit_width should be 8\n"); + printk(KERN_WARNING PREFIX + "acpi_ec_space_handler: bit_width should be 8\n"); return_VALUE(AE_BAD_PARAMETER); } - ec = (union acpi_ec *) handler_context; + ec = (union acpi_ec *)handler_context; -next_byte: + next_byte: switch (function) { case ACPI_READ: temp = 0; - result = acpi_ec_read(ec, (u8) address, (u32 *)&temp); + result = acpi_ec_read(ec, (u8) address, (u32 *) & temp); break; case ACPI_WRITE: result = acpi_ec_write(ec, (u8) address, (u8) temp); @@ -1004,8 +878,7 @@ next_byte: *value = f_v; } - -out: + out: switch (result) { case -EINVAL: return_VALUE(AE_BAD_PARAMETER); @@ -1021,18 +894,15 @@ out: } } - /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ -static struct proc_dir_entry *acpi_ec_dir; - +static struct proc_dir_entry *acpi_ec_dir; -static int -acpi_ec_read_info (struct seq_file *seq, void *offset) +static int acpi_ec_read_info(struct seq_file *seq, void *offset) { - union acpi_ec *ec = (union acpi_ec *) seq->private; + union acpi_ec *ec = (union acpi_ec *)seq->private; ACPI_FUNCTION_TRACE("acpi_ec_read_info"); @@ -1040,14 +910,15 @@ acpi_ec_read_info (struct seq_file *seq, void *offset) goto end; seq_printf(seq, "gpe bit: 0x%02x\n", - (u32) ec->common.gpe_bit); + (u32) ec->common.gpe_bit); seq_printf(seq, "ports: 0x%02x, 0x%02x\n", - (u32) ec->common.status_addr.address, (u32) ec->common.data_addr.address); + (u32) ec->common.status_addr.address, + (u32) ec->common.data_addr.address); seq_printf(seq, "use global lock: %s\n", - ec->common.global_lock?"yes":"no"); + ec->common.global_lock ? "yes" : "no"); acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); -end: + end: return_VALUE(0); } @@ -1057,34 +928,32 @@ static int acpi_ec_info_open_fs(struct inode *inode, struct file *file) } static struct file_operations acpi_ec_info_ops = { - .open = acpi_ec_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_ec_info_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, .owner = THIS_MODULE, }; -static int -acpi_ec_add_fs ( - struct acpi_device *device) +static int acpi_ec_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; + struct proc_dir_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_ec_add_fs"); if (!acpi_device_dir(device)) { acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_ec_dir); + acpi_ec_dir); if (!acpi_device_dir(device)) return_VALUE(-ENODEV); } entry = create_proc_entry(ACPI_EC_FILE_INFO, S_IRUGO, - acpi_device_dir(device)); + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_WARN, - "Unable to create '%s' fs entry\n", - ACPI_EC_FILE_INFO)); + "Unable to create '%s' fs entry\n", + ACPI_EC_FILE_INFO)); else { entry->proc_fops = &acpi_ec_info_ops; entry->data = acpi_driver_data(device); @@ -1094,10 +963,7 @@ acpi_ec_add_fs ( return_VALUE(0); } - -static int -acpi_ec_remove_fs ( - struct acpi_device *device) +static int acpi_ec_remove_fs(struct acpi_device *device) { ACPI_FUNCTION_TRACE("acpi_ec_remove_fs"); @@ -1110,20 +976,16 @@ acpi_ec_remove_fs ( return_VALUE(0); } - /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ - -static int -acpi_ec_polling_add ( - struct acpi_device *device) +static int acpi_ec_polling_add(struct acpi_device *device) { - int result = 0; - acpi_status status = AE_OK; - union acpi_ec *ec = NULL; - unsigned long uid; + int result = 0; + acpi_status status = AE_OK; + union acpi_ec *ec = NULL; + unsigned long uid; ACPI_FUNCTION_TRACE("acpi_ec_add"); @@ -1143,26 +1005,31 @@ acpi_ec_polling_add ( acpi_driver_data(device) = ec; /* Use the global lock for all EC transactions? */ - acpi_evaluate_integer(ec->common.handle, "_GLK", NULL, &ec->common.global_lock); + acpi_evaluate_integer(ec->common.handle, "_GLK", NULL, + &ec->common.global_lock); /* If our UID matches the UID for the ECDT-enumerated EC, - we now have the *real* EC info, so kill the makeshift one.*/ + we now have the *real* EC info, so kill the makeshift one. */ acpi_evaluate_integer(ec->common.handle, "_UID", NULL, &uid); if (ec_ecdt && ec_ecdt->common.uid == uid) { acpi_remove_address_space_handler(ACPI_ROOT_OBJECT, - ACPI_ADR_SPACE_EC, &acpi_ec_space_handler); - - acpi_remove_gpe_handler(NULL, ec_ecdt->common.gpe_bit, &acpi_ec_gpe_handler); + ACPI_ADR_SPACE_EC, + &acpi_ec_space_handler); + + acpi_remove_gpe_handler(NULL, ec_ecdt->common.gpe_bit, + &acpi_ec_gpe_handler); kfree(ec_ecdt); } /* Get GPE bit assignment (EC events). */ /* TODO: Add support for _GPE returning a package */ - status = acpi_evaluate_integer(ec->common.handle, "_GPE", NULL, &ec->common.gpe_bit); + status = + acpi_evaluate_integer(ec->common.handle, "_GPE", NULL, + &ec->common.gpe_bit); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error obtaining GPE bit assignment\n")); + "Error obtaining GPE bit assignment\n")); result = -ENODEV; goto end; } @@ -1172,26 +1039,24 @@ acpi_ec_polling_add ( goto end; printk(KERN_INFO PREFIX "%s [%s] (gpe %d)\n", - acpi_device_name(device), acpi_device_bid(device), - (u32) ec->common.gpe_bit); + acpi_device_name(device), acpi_device_bid(device), + (u32) ec->common.gpe_bit); if (!first_ec) first_ec = device; -end: + end: if (result) kfree(ec); return_VALUE(result); } -static int -acpi_ec_burst_add ( - struct acpi_device *device) +static int acpi_ec_burst_add(struct acpi_device *device) { - int result = 0; - acpi_status status = AE_OK; - union acpi_ec *ec = NULL; - unsigned long uid; + int result = 0; + acpi_status status = AE_OK; + union acpi_ec *ec = NULL; + unsigned long uid; ACPI_FUNCTION_TRACE("acpi_ec_add"); @@ -1205,35 +1070,40 @@ acpi_ec_burst_add ( ec->common.handle = device->handle; ec->common.uid = -1; - atomic_set(&ec->burst.pending_gpe, 0); - atomic_set(&ec->burst.leaving_burst , 1); - init_MUTEX(&ec->burst.sem); - init_waitqueue_head(&ec->burst.wait); + atomic_set(&ec->burst.pending_gpe, 0); + atomic_set(&ec->burst.leaving_burst, 1); + init_MUTEX(&ec->burst.sem); + init_waitqueue_head(&ec->burst.wait); strcpy(acpi_device_name(device), ACPI_EC_DEVICE_NAME); strcpy(acpi_device_class(device), ACPI_EC_CLASS); acpi_driver_data(device) = ec; /* Use the global lock for all EC transactions? */ - acpi_evaluate_integer(ec->common.handle, "_GLK", NULL, &ec->common.global_lock); + acpi_evaluate_integer(ec->common.handle, "_GLK", NULL, + &ec->common.global_lock); /* If our UID matches the UID for the ECDT-enumerated EC, - we now have the *real* EC info, so kill the makeshift one.*/ + we now have the *real* EC info, so kill the makeshift one. */ acpi_evaluate_integer(ec->common.handle, "_UID", NULL, &uid); if (ec_ecdt && ec_ecdt->common.uid == uid) { acpi_remove_address_space_handler(ACPI_ROOT_OBJECT, - ACPI_ADR_SPACE_EC, &acpi_ec_space_handler); + ACPI_ADR_SPACE_EC, + &acpi_ec_space_handler); - acpi_remove_gpe_handler(NULL, ec_ecdt->common.gpe_bit, &acpi_ec_gpe_handler); + acpi_remove_gpe_handler(NULL, ec_ecdt->common.gpe_bit, + &acpi_ec_gpe_handler); kfree(ec_ecdt); } /* Get GPE bit assignment (EC events). */ /* TODO: Add support for _GPE returning a package */ - status = acpi_evaluate_integer(ec->common.handle, "_GPE", NULL, &ec->common.gpe_bit); + status = + acpi_evaluate_integer(ec->common.handle, "_GPE", NULL, + &ec->common.gpe_bit); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error obtaining GPE bit assignment\n")); + "Error obtaining GPE bit assignment\n")); result = -ENODEV; goto end; } @@ -1242,27 +1112,24 @@ acpi_ec_burst_add ( if (result) goto end; + printk("burst-mode-ec-10-Aug\n"); printk(KERN_INFO PREFIX "%s [%s] (gpe %d)\n", - acpi_device_name(device), acpi_device_bid(device), - (u32) ec->common.gpe_bit); + acpi_device_name(device), acpi_device_bid(device), + (u32) ec->common.gpe_bit); if (!first_ec) first_ec = device; -end: + end: if (result) kfree(ec); return_VALUE(result); } - -static int -acpi_ec_remove ( - struct acpi_device *device, - int type) +static int acpi_ec_remove(struct acpi_device *device, int type) { - union acpi_ec *ec = NULL; + union acpi_ec *ec = NULL; ACPI_FUNCTION_TRACE("acpi_ec_remove"); @@ -1278,13 +1145,10 @@ acpi_ec_remove ( return_VALUE(0); } - static acpi_status -acpi_ec_io_ports ( - struct acpi_resource *resource, - void *context) +acpi_ec_io_ports(struct acpi_resource *resource, void *context) { - union acpi_ec *ec = (union acpi_ec *) context; + union acpi_ec *ec = (union acpi_ec *)context; struct acpi_generic_address *addr; if (resource->id != ACPI_RSTYPE_IO) { @@ -1312,13 +1176,10 @@ acpi_ec_io_ports ( return AE_OK; } - -static int -acpi_ec_start ( - struct acpi_device *device) +static int acpi_ec_start(struct acpi_device *device) { - acpi_status status = AE_OK; - union acpi_ec *ec = NULL; + acpi_status status = AE_OK; + union acpi_ec *ec = NULL; ACPI_FUNCTION_TRACE("acpi_ec_start"); @@ -1334,49 +1195,50 @@ acpi_ec_start ( * Get I/O port addresses. Convert to GAS format. */ status = acpi_walk_resources(ec->common.handle, METHOD_NAME__CRS, - acpi_ec_io_ports, ec); - if (ACPI_FAILURE(status) || ec->common.command_addr.register_bit_width == 0) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error getting I/O port addresses")); + acpi_ec_io_ports, ec); + if (ACPI_FAILURE(status) + || ec->common.command_addr.register_bit_width == 0) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error getting I/O port addresses")); return_VALUE(-ENODEV); } ec->common.status_addr = ec->common.command_addr; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "gpe=0x%02x, ports=0x%2x,0x%2x\n", - (u32) ec->common.gpe_bit, (u32) ec->common.command_addr.address, - (u32) ec->common.data_addr.address)); - + (u32) ec->common.gpe_bit, + (u32) ec->common.command_addr.address, + (u32) ec->common.data_addr.address)); /* * Install GPE handler */ status = acpi_install_gpe_handler(NULL, ec->common.gpe_bit, - ACPI_GPE_EDGE_TRIGGERED, &acpi_ec_gpe_handler, ec); + ACPI_GPE_EDGE_TRIGGERED, + &acpi_ec_gpe_handler, ec); if (ACPI_FAILURE(status)) { return_VALUE(-ENODEV); } - acpi_set_gpe_type (NULL, ec->common.gpe_bit, ACPI_GPE_TYPE_RUNTIME); - acpi_enable_gpe (NULL, ec->common.gpe_bit, ACPI_NOT_ISR); + acpi_set_gpe_type(NULL, ec->common.gpe_bit, ACPI_GPE_TYPE_RUNTIME); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - status = acpi_install_address_space_handler (ec->common.handle, - ACPI_ADR_SPACE_EC, &acpi_ec_space_handler, - &acpi_ec_space_setup, ec); + status = acpi_install_address_space_handler(ec->common.handle, + ACPI_ADR_SPACE_EC, + &acpi_ec_space_handler, + &acpi_ec_space_setup, ec); if (ACPI_FAILURE(status)) { - acpi_remove_gpe_handler(NULL, ec->common.gpe_bit, &acpi_ec_gpe_handler); + acpi_remove_gpe_handler(NULL, ec->common.gpe_bit, + &acpi_ec_gpe_handler); return_VALUE(-ENODEV); } return_VALUE(AE_OK); } - -static int -acpi_ec_stop ( - struct acpi_device *device, - int type) +static int acpi_ec_stop(struct acpi_device *device, int type) { - acpi_status status = AE_OK; - union acpi_ec *ec = NULL; + acpi_status status = AE_OK; + union acpi_ec *ec = NULL; ACPI_FUNCTION_TRACE("acpi_ec_stop"); @@ -1386,11 +1248,14 @@ acpi_ec_stop ( ec = acpi_driver_data(device); status = acpi_remove_address_space_handler(ec->common.handle, - ACPI_ADR_SPACE_EC, &acpi_ec_space_handler); + ACPI_ADR_SPACE_EC, + &acpi_ec_space_handler); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); - status = acpi_remove_gpe_handler(NULL, ec->common.gpe_bit, &acpi_ec_gpe_handler); + status = + acpi_remove_gpe_handler(NULL, ec->common.gpe_bit, + &acpi_ec_gpe_handler); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); @@ -1398,32 +1263,26 @@ acpi_ec_stop ( } static acpi_status __init -acpi_fake_ecdt_callback ( - acpi_handle handle, - u32 Level, - void *context, - void **retval) +acpi_fake_ecdt_callback(acpi_handle handle, + u32 Level, void *context, void **retval) { if (acpi_ec_polling_mode) return acpi_fake_ecdt_polling_callback(handle, - Level, context, retval); + Level, context, retval); else return acpi_fake_ecdt_burst_callback(handle, - Level, context, retval); + Level, context, retval); } static acpi_status __init -acpi_fake_ecdt_polling_callback ( - acpi_handle handle, - u32 Level, - void *context, - void **retval) +acpi_fake_ecdt_polling_callback(acpi_handle handle, + u32 Level, void *context, void **retval) { - acpi_status status; + acpi_status status; status = acpi_walk_resources(handle, METHOD_NAME__CRS, - acpi_ec_io_ports, ec_ecdt); + acpi_ec_io_ports, ec_ecdt); if (ACPI_FAILURE(status)) return status; ec_ecdt->common.status_addr = ec_ecdt->common.command_addr; @@ -1431,33 +1290,33 @@ acpi_fake_ecdt_polling_callback ( ec_ecdt->common.uid = -1; acpi_evaluate_integer(handle, "_UID", NULL, &ec_ecdt->common.uid); - status = acpi_evaluate_integer(handle, "_GPE", NULL, &ec_ecdt->common.gpe_bit); + status = + acpi_evaluate_integer(handle, "_GPE", NULL, + &ec_ecdt->common.gpe_bit); if (ACPI_FAILURE(status)) return status; spin_lock_init(&ec_ecdt->polling.lock); ec_ecdt->common.global_lock = TRUE; ec_ecdt->common.handle = handle; - printk(KERN_INFO PREFIX "GPE=0x%02x, ports=0x%2x, 0x%2x\n", - (u32) ec_ecdt->common.gpe_bit, (u32) ec_ecdt->common.command_addr.address, - (u32) ec_ecdt->common.data_addr.address); + printk(KERN_INFO PREFIX "GPE=0x%02x, ports=0x%2x, 0x%2x\n", + (u32) ec_ecdt->common.gpe_bit, + (u32) ec_ecdt->common.command_addr.address, + (u32) ec_ecdt->common.data_addr.address); return AE_CTRL_TERMINATE; } static acpi_status __init -acpi_fake_ecdt_burst_callback ( - acpi_handle handle, - u32 Level, - void *context, - void **retval) +acpi_fake_ecdt_burst_callback(acpi_handle handle, + u32 Level, void *context, void **retval) { - acpi_status status; + acpi_status status; init_MUTEX(&ec_ecdt->burst.sem); init_waitqueue_head(&ec_ecdt->burst.wait); status = acpi_walk_resources(handle, METHOD_NAME__CRS, - acpi_ec_io_ports, ec_ecdt); + acpi_ec_io_ports, ec_ecdt); if (ACPI_FAILURE(status)) return status; ec_ecdt->common.status_addr = ec_ecdt->common.command_addr; @@ -1465,15 +1324,18 @@ acpi_fake_ecdt_burst_callback ( ec_ecdt->common.uid = -1; acpi_evaluate_integer(handle, "_UID", NULL, &ec_ecdt->common.uid); - status = acpi_evaluate_integer(handle, "_GPE", NULL, &ec_ecdt->common.gpe_bit); + status = + acpi_evaluate_integer(handle, "_GPE", NULL, + &ec_ecdt->common.gpe_bit); if (ACPI_FAILURE(status)) return status; ec_ecdt->common.global_lock = TRUE; ec_ecdt->common.handle = handle; - printk(KERN_INFO PREFIX "GPE=0x%02x, ports=0x%2x, 0x%2x\n", - (u32) ec_ecdt->common.gpe_bit, (u32) ec_ecdt->common.command_addr.address, - (u32) ec_ecdt->common.data_addr.address); + printk(KERN_INFO PREFIX "GPE=0x%02x, ports=0x%2x, 0x%2x\n", + (u32) ec_ecdt->common.gpe_bit, + (u32) ec_ecdt->common.command_addr.address, + (u32) ec_ecdt->common.data_addr.address); return AE_CTRL_TERMINATE; } @@ -1488,11 +1350,10 @@ acpi_fake_ecdt_burst_callback ( * op region (since _REG isn't invoked yet). The assumption is true for * all systems found. */ -static int __init -acpi_ec_fake_ecdt(void) +static int __init acpi_ec_fake_ecdt(void) { - acpi_status status; - int ret = 0; + acpi_status status; + int ret = 0; printk(KERN_INFO PREFIX "Try to make an fake ECDT\n"); @@ -1503,10 +1364,8 @@ acpi_ec_fake_ecdt(void) } memset(ec_ecdt, 0, sizeof(union acpi_ec)); - status = acpi_get_devices (ACPI_EC_HID, - acpi_fake_ecdt_callback, - NULL, - NULL); + status = acpi_get_devices(ACPI_EC_HID, + acpi_fake_ecdt_callback, NULL, NULL); if (ACPI_FAILURE(status)) { kfree(ec_ecdt); ec_ecdt = NULL; @@ -1514,13 +1373,12 @@ acpi_ec_fake_ecdt(void) goto error; } return 0; -error: + error: printk(KERN_ERR PREFIX "Can't make an fake ECDT\n"); return ret; } -static int __init -acpi_ec_get_real_ecdt(void) +static int __init acpi_ec_get_real_ecdt(void) { if (acpi_ec_polling_mode) return acpi_ec_polling_get_real_ecdt(); @@ -1528,14 +1386,14 @@ acpi_ec_get_real_ecdt(void) return acpi_ec_burst_get_real_ecdt(); } -static int __init -acpi_ec_polling_get_real_ecdt(void) +static int __init acpi_ec_polling_get_real_ecdt(void) { - acpi_status status; - struct acpi_table_ecdt *ecdt_ptr; + acpi_status status; + struct acpi_table_ecdt *ecdt_ptr; - status = acpi_get_firmware_table("ECDT", 1, ACPI_LOGICAL_ADDRESSING, - (struct acpi_table_header **) &ecdt_ptr); + status = acpi_get_firmware_table("ECDT", 1, ACPI_LOGICAL_ADDRESSING, + (struct acpi_table_header **) + &ecdt_ptr); if (ACPI_FAILURE(status)) return -ENODEV; @@ -1558,13 +1416,14 @@ acpi_ec_polling_get_real_ecdt(void) ec_ecdt->common.global_lock = TRUE; ec_ecdt->common.uid = ecdt_ptr->uid; - status = acpi_get_handle(NULL, ecdt_ptr->ec_id, &ec_ecdt->common.handle); + status = + acpi_get_handle(NULL, ecdt_ptr->ec_id, &ec_ecdt->common.handle); if (ACPI_FAILURE(status)) { goto error; } return 0; -error: + error: printk(KERN_ERR PREFIX "Could not use ECDT\n"); kfree(ec_ecdt); ec_ecdt = NULL; @@ -1572,15 +1431,14 @@ error: return -ENODEV; } - -static int __init -acpi_ec_burst_get_real_ecdt(void) +static int __init acpi_ec_burst_get_real_ecdt(void) { - acpi_status status; - struct acpi_table_ecdt *ecdt_ptr; + acpi_status status; + struct acpi_table_ecdt *ecdt_ptr; status = acpi_get_firmware_table("ECDT", 1, ACPI_LOGICAL_ADDRESSING, - (struct acpi_table_header **) &ecdt_ptr); + (struct acpi_table_header **) + &ecdt_ptr); if (ACPI_FAILURE(status)) return -ENODEV; @@ -1594,8 +1452,8 @@ acpi_ec_burst_get_real_ecdt(void) return -ENOMEM; memset(ec_ecdt, 0, sizeof(union acpi_ec)); - init_MUTEX(&ec_ecdt->burst.sem); - init_waitqueue_head(&ec_ecdt->burst.wait); + init_MUTEX(&ec_ecdt->burst.sem); + init_waitqueue_head(&ec_ecdt->burst.wait); ec_ecdt->common.command_addr = ecdt_ptr->ec_control; ec_ecdt->common.status_addr = ecdt_ptr->ec_control; ec_ecdt->common.data_addr = ecdt_ptr->ec_data; @@ -1604,13 +1462,14 @@ acpi_ec_burst_get_real_ecdt(void) ec_ecdt->common.global_lock = TRUE; ec_ecdt->common.uid = ecdt_ptr->uid; - status = acpi_get_handle(NULL, ecdt_ptr->ec_id, &ec_ecdt->common.handle); + status = + acpi_get_handle(NULL, ecdt_ptr->ec_id, &ec_ecdt->common.handle); if (ACPI_FAILURE(status)) { goto error; } return 0; -error: + error: printk(KERN_ERR PREFIX "Could not use ECDT\n"); kfree(ec_ecdt); ec_ecdt = NULL; @@ -1619,11 +1478,10 @@ error: } static int __initdata acpi_fake_ecdt_enabled; -int __init -acpi_ec_ecdt_probe (void) +int __init acpi_ec_ecdt_probe(void) { - acpi_status status; - int ret; + acpi_status status; + int ret; ret = acpi_ec_get_real_ecdt(); /* Try to make a fake ECDT */ @@ -1638,26 +1496,28 @@ acpi_ec_ecdt_probe (void) * Install GPE handler */ status = acpi_install_gpe_handler(NULL, ec_ecdt->common.gpe_bit, - ACPI_GPE_EDGE_TRIGGERED, &acpi_ec_gpe_handler, - ec_ecdt); + ACPI_GPE_EDGE_TRIGGERED, + &acpi_ec_gpe_handler, ec_ecdt); if (ACPI_FAILURE(status)) { goto error; } - acpi_set_gpe_type (NULL, ec_ecdt->common.gpe_bit, ACPI_GPE_TYPE_RUNTIME); - acpi_enable_gpe (NULL, ec_ecdt->common.gpe_bit, ACPI_NOT_ISR); - - status = acpi_install_address_space_handler (ACPI_ROOT_OBJECT, - ACPI_ADR_SPACE_EC, &acpi_ec_space_handler, - &acpi_ec_space_setup, ec_ecdt); + acpi_set_gpe_type(NULL, ec_ecdt->common.gpe_bit, ACPI_GPE_TYPE_RUNTIME); + acpi_enable_gpe(NULL, ec_ecdt->common.gpe_bit, ACPI_NOT_ISR); + + status = acpi_install_address_space_handler(ACPI_ROOT_OBJECT, + ACPI_ADR_SPACE_EC, + &acpi_ec_space_handler, + &acpi_ec_space_setup, + ec_ecdt); if (ACPI_FAILURE(status)) { acpi_remove_gpe_handler(NULL, ec_ecdt->common.gpe_bit, - &acpi_ec_gpe_handler); + &acpi_ec_gpe_handler); goto error; } return 0; -error: + error: printk(KERN_ERR PREFIX "Could not use ECDT\n"); kfree(ec_ecdt); ec_ecdt = NULL; @@ -1665,10 +1525,9 @@ error: return -ENODEV; } - -static int __init acpi_ec_init (void) +static int __init acpi_ec_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_ec_init"); @@ -1693,8 +1552,7 @@ subsys_initcall(acpi_ec_init); /* EC driver currently not unloadable */ #if 0 -static void __exit -acpi_ec_exit (void) +static void __exit acpi_ec_exit(void) { ACPI_FUNCTION_TRACE("acpi_ec_exit"); @@ -1704,7 +1562,7 @@ acpi_ec_exit (void) return_VOID; } -#endif /* 0 */ +#endif /* 0 */ static int __init acpi_fake_ecdt_setup(char *str) { @@ -1727,8 +1585,8 @@ static int __init acpi_ec_set_polling_mode(char *str) acpi_ec_polling_mode = EC_POLLING; acpi_ec_driver.ops.add = acpi_ec_polling_add; } - printk(KERN_INFO PREFIX "EC %s mode.\n", - burst ? "burst": "polling"); + printk(KERN_INFO PREFIX "EC %s mode.\n", burst ? "burst" : "polling"); return 0; } + __setup("ec_burst=", acpi_ec_set_polling_mode); diff --git a/drivers/acpi/event.c b/drivers/acpi/event.c index 43c49f66a328..2dbb1b0f11d5 100644 --- a/drivers/acpi/event.c +++ b/drivers/acpi/event.c @@ -13,45 +13,40 @@ #include <acpi/acpi_drivers.h> #define _COMPONENT ACPI_SYSTEM_COMPONENT -ACPI_MODULE_NAME ("event") +ACPI_MODULE_NAME("event") /* Global vars for handling event proc entry */ static DEFINE_SPINLOCK(acpi_system_event_lock); -int event_is_open = 0; -extern struct list_head acpi_bus_event_list; -extern wait_queue_head_t acpi_bus_event_queue; +int event_is_open = 0; +extern struct list_head acpi_bus_event_list; +extern wait_queue_head_t acpi_bus_event_queue; -static int -acpi_system_open_event(struct inode *inode, struct file *file) +static int acpi_system_open_event(struct inode *inode, struct file *file) { - spin_lock_irq (&acpi_system_event_lock); + spin_lock_irq(&acpi_system_event_lock); - if(event_is_open) + if (event_is_open) goto out_busy; event_is_open = 1; - spin_unlock_irq (&acpi_system_event_lock); + spin_unlock_irq(&acpi_system_event_lock); return 0; -out_busy: - spin_unlock_irq (&acpi_system_event_lock); + out_busy: + spin_unlock_irq(&acpi_system_event_lock); return -EBUSY; } static ssize_t -acpi_system_read_event ( - struct file *file, - char __user *buffer, - size_t count, - loff_t *ppos) +acpi_system_read_event(struct file *file, char __user * buffer, size_t count, + loff_t * ppos) { - int result = 0; - struct acpi_bus_event event; - static char str[ACPI_MAX_STRING]; - static int chars_remaining = 0; - static char *ptr; - + int result = 0; + struct acpi_bus_event event; + static char str[ACPI_MAX_STRING]; + static int chars_remaining = 0; + static char *ptr; ACPI_FUNCTION_TRACE("acpi_system_read_event"); @@ -63,14 +58,15 @@ acpi_system_read_event ( return_VALUE(-EAGAIN); result = acpi_bus_receive_event(&event); - if (result) { - return_VALUE(-EIO); - } - - chars_remaining = sprintf(str, "%s %s %08x %08x\n", - event.device_class?event.device_class:"<unknown>", - event.bus_id?event.bus_id:"<unknown>", - event.type, event.data); + if (result) + return_VALUE(result); + + chars_remaining = sprintf(str, "%s %s %08x %08x\n", + event.device_class ? event. + device_class : "<unknown>", + event.bus_id ? event. + bus_id : "<unknown>", event.type, + event.data); ptr = str; } @@ -88,19 +84,15 @@ acpi_system_read_event ( return_VALUE(count); } -static int -acpi_system_close_event(struct inode *inode, struct file *file) +static int acpi_system_close_event(struct inode *inode, struct file *file) { - spin_lock_irq (&acpi_system_event_lock); + spin_lock_irq(&acpi_system_event_lock); event_is_open = 0; - spin_unlock_irq (&acpi_system_event_lock); + spin_unlock_irq(&acpi_system_event_lock); return 0; } -static unsigned int -acpi_system_poll_event( - struct file *file, - poll_table *wait) +static unsigned int acpi_system_poll_event(struct file *file, poll_table * wait) { poll_wait(file, &acpi_bus_event_queue, wait); if (!list_empty(&acpi_bus_event_list)) @@ -109,15 +101,15 @@ acpi_system_poll_event( } static struct file_operations acpi_system_event_ops = { - .open = acpi_system_open_event, - .read = acpi_system_read_event, - .release = acpi_system_close_event, - .poll = acpi_system_poll_event, + .open = acpi_system_open_event, + .read = acpi_system_read_event, + .release = acpi_system_close_event, + .poll = acpi_system_poll_event, }; static int __init acpi_event_init(void) { - struct proc_dir_entry *entry; + struct proc_dir_entry *entry; int error = 0; ACPI_FUNCTION_TRACE("acpi_event_init"); @@ -130,8 +122,9 @@ static int __init acpi_event_init(void) if (entry) entry->proc_fops = &acpi_system_event_ops; else { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' proc fs entry\n","event" )); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create '%s' proc fs entry\n", + "event")); error = -EFAULT; } return_VALUE(error); diff --git a/drivers/acpi/events/evevent.c b/drivers/acpi/events/evevent.c index dd3a72a869f4..842d1e3fb37b 100644 --- a/drivers/acpi/events/evevent.c +++ b/drivers/acpi/events/evevent.c @@ -45,18 +45,12 @@ #include <acpi/acevents.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evevent") +ACPI_MODULE_NAME("evevent") /* Local prototypes */ +static acpi_status acpi_ev_fixed_event_initialize(void); -static acpi_status -acpi_ev_fixed_event_initialize ( - void); - -static u32 -acpi_ev_fixed_event_dispatch ( - u32 event); - +static u32 acpi_ev_fixed_event_dispatch(u32 event); /******************************************************************************* * @@ -70,21 +64,17 @@ acpi_ev_fixed_event_dispatch ( * ******************************************************************************/ -acpi_status -acpi_ev_initialize_events ( - void) +acpi_status acpi_ev_initialize_events(void) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_initialize_events"); + acpi_status status; + ACPI_FUNCTION_TRACE("ev_initialize_events"); /* Make sure we have ACPI tables */ if (!acpi_gbl_DSDT) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "No ACPI tables present!\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, "No ACPI tables present!\n")); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } /* @@ -92,26 +82,22 @@ acpi_ev_initialize_events ( * enabling SCIs to prevent interrupts from occurring before the handlers are * installed. */ - status = acpi_ev_fixed_event_initialize (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "Unable to initialize fixed events, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_ev_fixed_event_initialize(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Unable to initialize fixed events, %s\n", + acpi_format_exception(status))); + return_ACPI_STATUS(status); } - status = acpi_ev_gpe_initialize (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "Unable to initialize general purpose events, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_ev_gpe_initialize(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Unable to initialize general purpose events, %s\n", acpi_format_exception(status))); + return_ACPI_STATUS(status); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_install_xrupt_handlers @@ -124,41 +110,32 @@ acpi_ev_initialize_events ( * ******************************************************************************/ -acpi_status -acpi_ev_install_xrupt_handlers ( - void) +acpi_status acpi_ev_install_xrupt_handlers(void) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_install_xrupt_handlers"); + acpi_status status; + ACPI_FUNCTION_TRACE("ev_install_xrupt_handlers"); /* Install the SCI handler */ - status = acpi_ev_install_sci_handler (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "Unable to install System Control Interrupt Handler, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_ev_install_sci_handler(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Unable to install System Control Interrupt Handler, %s\n", acpi_format_exception(status))); + return_ACPI_STATUS(status); } /* Install the handler for the Global Lock */ - status = acpi_ev_init_global_lock_handler (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "Unable to initialize Global Lock handler, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_ev_init_global_lock_handler(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Unable to initialize Global Lock handler, %s\n", acpi_format_exception(status))); + return_ACPI_STATUS(status); } acpi_gbl_events_initialized = TRUE; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_fixed_event_initialize @@ -171,13 +148,10 @@ acpi_ev_install_xrupt_handlers ( * ******************************************************************************/ -static acpi_status -acpi_ev_fixed_event_initialize ( - void) +static acpi_status acpi_ev_fixed_event_initialize(void) { - acpi_native_uint i; - acpi_status status; - + acpi_native_uint i; + acpi_status status; /* * Initialize the structure that keeps track of fixed event handlers @@ -190,10 +164,11 @@ acpi_ev_fixed_event_initialize ( /* Enable the fixed event */ if (acpi_gbl_fixed_event_info[i].enable_register_id != 0xFF) { - status = acpi_set_register ( - acpi_gbl_fixed_event_info[i].enable_register_id, - 0, ACPI_MTX_LOCK); - if (ACPI_FAILURE (status)) { + status = + acpi_set_register(acpi_gbl_fixed_event_info[i]. + enable_register_id, 0, + ACPI_MTX_LOCK); + if (ACPI_FAILURE(status)) { return (status); } } @@ -202,7 +177,6 @@ acpi_ev_fixed_event_initialize ( return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_fixed_event_detect @@ -215,31 +189,27 @@ acpi_ev_fixed_event_initialize ( * ******************************************************************************/ -u32 -acpi_ev_fixed_event_detect ( - void) +u32 acpi_ev_fixed_event_detect(void) { - u32 int_status = ACPI_INTERRUPT_NOT_HANDLED; - u32 fixed_status; - u32 fixed_enable; - acpi_native_uint i; - - - ACPI_FUNCTION_NAME ("ev_fixed_event_detect"); + u32 int_status = ACPI_INTERRUPT_NOT_HANDLED; + u32 fixed_status; + u32 fixed_enable; + acpi_native_uint i; + ACPI_FUNCTION_NAME("ev_fixed_event_detect"); /* * Read the fixed feature status and enable registers, as all the cases * depend on their values. Ignore errors here. */ - (void) acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_STATUS, - &fixed_status); - (void) acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_ENABLE, - &fixed_enable); + (void)acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_STATUS, &fixed_status); + (void)acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_ENABLE, &fixed_enable); - ACPI_DEBUG_PRINT ((ACPI_DB_INTERRUPTS, - "Fixed Event Block: Enable %08X Status %08X\n", - fixed_enable, fixed_status)); + ACPI_DEBUG_PRINT((ACPI_DB_INTERRUPTS, + "Fixed Event Block: Enable %08X Status %08X\n", + fixed_enable, fixed_status)); /* * Check for all possible Fixed Events and dispatch those that are active @@ -247,18 +217,19 @@ acpi_ev_fixed_event_detect ( for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) { /* Both the status and enable bits must be on for this event */ - if ((fixed_status & acpi_gbl_fixed_event_info[i].status_bit_mask) && - (fixed_enable & acpi_gbl_fixed_event_info[i].enable_bit_mask)) { + if ((fixed_status & acpi_gbl_fixed_event_info[i]. + status_bit_mask) + && (fixed_enable & acpi_gbl_fixed_event_info[i]. + enable_bit_mask)) { /* Found an active (signalled) event */ - int_status |= acpi_ev_fixed_event_dispatch ((u32) i); + int_status |= acpi_ev_fixed_event_dispatch((u32) i); } } return (int_status); } - /******************************************************************************* * * FUNCTION: acpi_ev_fixed_event_dispatch @@ -272,39 +243,32 @@ acpi_ev_fixed_event_detect ( * ******************************************************************************/ -static u32 -acpi_ev_fixed_event_dispatch ( - u32 event) +static u32 acpi_ev_fixed_event_dispatch(u32 event) { - - ACPI_FUNCTION_ENTRY (); - + ACPI_FUNCTION_ENTRY(); /* Clear the status bit */ - (void) acpi_set_register (acpi_gbl_fixed_event_info[event].status_register_id, - 1, ACPI_MTX_DO_NOT_LOCK); + (void)acpi_set_register(acpi_gbl_fixed_event_info[event]. + status_register_id, 1, ACPI_MTX_DO_NOT_LOCK); /* * Make sure we've got a handler. If not, report an error. * The event is disabled to prevent further interrupts. */ if (NULL == acpi_gbl_fixed_event_handlers[event].handler) { - (void) acpi_set_register (acpi_gbl_fixed_event_info[event].enable_register_id, - 0, ACPI_MTX_DO_NOT_LOCK); + (void)acpi_set_register(acpi_gbl_fixed_event_info[event]. + enable_register_id, 0, + ACPI_MTX_DO_NOT_LOCK); - ACPI_REPORT_ERROR ( - ("No installed handler for fixed event [%08X]\n", - event)); + ACPI_REPORT_ERROR(("No installed handler for fixed event [%08X]\n", event)); return (ACPI_INTERRUPT_NOT_HANDLED); } /* Invoke the Fixed Event handler */ - return ((acpi_gbl_fixed_event_handlers[event].handler)( - acpi_gbl_fixed_event_handlers[event].context)); + return ((acpi_gbl_fixed_event_handlers[event]. + handler) (acpi_gbl_fixed_event_handlers[event].context)); } - - diff --git a/drivers/acpi/events/evgpe.c b/drivers/acpi/events/evgpe.c index 081120b109ba..b2f232df13d8 100644 --- a/drivers/acpi/events/evgpe.c +++ b/drivers/acpi/events/evgpe.c @@ -46,14 +46,10 @@ #include <acpi/acnamesp.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evgpe") +ACPI_MODULE_NAME("evgpe") /* Local prototypes */ - -static void ACPI_SYSTEM_XFACE -acpi_ev_asynch_execute_gpe_method ( - void *context); - +static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context); /******************************************************************************* * @@ -69,15 +65,11 @@ acpi_ev_asynch_execute_gpe_method ( ******************************************************************************/ acpi_status -acpi_ev_set_gpe_type ( - struct acpi_gpe_event_info *gpe_event_info, - u8 type) +acpi_ev_set_gpe_type(struct acpi_gpe_event_info *gpe_event_info, u8 type) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_set_gpe_type"); + acpi_status status; + ACPI_FUNCTION_TRACE("ev_set_gpe_type"); /* Validate type and update register enable masks */ @@ -88,21 +80,20 @@ acpi_ev_set_gpe_type ( break; default: - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Disable the GPE if currently enabled */ - status = acpi_ev_disable_gpe (gpe_event_info); + status = acpi_ev_disable_gpe(gpe_event_info); /* Type was validated above */ - gpe_event_info->flags &= ~ACPI_GPE_TYPE_MASK; /* Clear type bits */ - gpe_event_info->flags |= type; /* Insert type */ - return_ACPI_STATUS (status); + gpe_event_info->flags &= ~ACPI_GPE_TYPE_MASK; /* Clear type bits */ + gpe_event_info->flags |= type; /* Insert type */ + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_update_gpe_enable_masks @@ -118,57 +109,55 @@ acpi_ev_set_gpe_type ( ******************************************************************************/ acpi_status -acpi_ev_update_gpe_enable_masks ( - struct acpi_gpe_event_info *gpe_event_info, - u8 type) +acpi_ev_update_gpe_enable_masks(struct acpi_gpe_event_info *gpe_event_info, + u8 type) { - struct acpi_gpe_register_info *gpe_register_info; - u8 register_bit; - - - ACPI_FUNCTION_TRACE ("ev_update_gpe_enable_masks"); + struct acpi_gpe_register_info *gpe_register_info; + u8 register_bit; + ACPI_FUNCTION_TRACE("ev_update_gpe_enable_masks"); gpe_register_info = gpe_event_info->register_info; if (!gpe_register_info) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } register_bit = gpe_event_info->register_bit; /* 1) Disable case. Simply clear all enable bits */ if (type == ACPI_GPE_DISABLE) { - ACPI_CLEAR_BIT (gpe_register_info->enable_for_wake, register_bit); - ACPI_CLEAR_BIT (gpe_register_info->enable_for_run, register_bit); - return_ACPI_STATUS (AE_OK); + ACPI_CLEAR_BIT(gpe_register_info->enable_for_wake, + register_bit); + ACPI_CLEAR_BIT(gpe_register_info->enable_for_run, register_bit); + return_ACPI_STATUS(AE_OK); } /* 2) Enable case. Set/Clear the appropriate enable bits */ switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) { case ACPI_GPE_TYPE_WAKE: - ACPI_SET_BIT (gpe_register_info->enable_for_wake, register_bit); - ACPI_CLEAR_BIT (gpe_register_info->enable_for_run, register_bit); + ACPI_SET_BIT(gpe_register_info->enable_for_wake, register_bit); + ACPI_CLEAR_BIT(gpe_register_info->enable_for_run, register_bit); break; case ACPI_GPE_TYPE_RUNTIME: - ACPI_CLEAR_BIT (gpe_register_info->enable_for_wake, register_bit); - ACPI_SET_BIT (gpe_register_info->enable_for_run, register_bit); + ACPI_CLEAR_BIT(gpe_register_info->enable_for_wake, + register_bit); + ACPI_SET_BIT(gpe_register_info->enable_for_run, register_bit); break; case ACPI_GPE_TYPE_WAKE_RUN: - ACPI_SET_BIT (gpe_register_info->enable_for_wake, register_bit); - ACPI_SET_BIT (gpe_register_info->enable_for_run, register_bit); + ACPI_SET_BIT(gpe_register_info->enable_for_wake, register_bit); + ACPI_SET_BIT(gpe_register_info->enable_for_run, register_bit); break; default: - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_enable_gpe @@ -184,21 +173,19 @@ acpi_ev_update_gpe_enable_masks ( ******************************************************************************/ acpi_status -acpi_ev_enable_gpe ( - struct acpi_gpe_event_info *gpe_event_info, - u8 write_to_hardware) +acpi_ev_enable_gpe(struct acpi_gpe_event_info *gpe_event_info, + u8 write_to_hardware) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_enable_gpe"); + acpi_status status; + ACPI_FUNCTION_TRACE("ev_enable_gpe"); /* Make sure HW enable masks are updated */ - status = acpi_ev_update_gpe_enable_masks (gpe_event_info, ACPI_GPE_ENABLE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ev_update_gpe_enable_masks(gpe_event_info, ACPI_GPE_ENABLE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Mark wake-enabled or HW enable, or both */ @@ -206,41 +193,40 @@ acpi_ev_enable_gpe ( switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) { case ACPI_GPE_TYPE_WAKE: - ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); + ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); break; case ACPI_GPE_TYPE_WAKE_RUN: - ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); + ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); /*lint -fallthrough */ case ACPI_GPE_TYPE_RUNTIME: - ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_RUN_ENABLED); + ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_RUN_ENABLED); if (write_to_hardware) { /* Clear the GPE (of stale events), then enable it */ - status = acpi_hw_clear_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_clear_gpe(gpe_event_info); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Enable the requested runtime GPE */ - status = acpi_hw_write_gpe_enable_reg (gpe_event_info); + status = acpi_hw_write_gpe_enable_reg(gpe_event_info); } break; default: - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_disable_gpe @@ -253,36 +239,33 @@ acpi_ev_enable_gpe ( * ******************************************************************************/ -acpi_status -acpi_ev_disable_gpe ( - struct acpi_gpe_event_info *gpe_event_info) +acpi_status acpi_ev_disable_gpe(struct acpi_gpe_event_info *gpe_event_info) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_disable_gpe"); + acpi_status status; + ACPI_FUNCTION_TRACE("ev_disable_gpe"); if (!(gpe_event_info->flags & ACPI_GPE_ENABLE_MASK)) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Make sure HW enable masks are updated */ - status = acpi_ev_update_gpe_enable_masks (gpe_event_info, ACPI_GPE_DISABLE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ev_update_gpe_enable_masks(gpe_event_info, ACPI_GPE_DISABLE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Mark wake-disabled or HW disable, or both */ switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) { case ACPI_GPE_TYPE_WAKE: - ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); + ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); break; case ACPI_GPE_TYPE_WAKE_RUN: - ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); + ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_WAKE_ENABLED); /*lint -fallthrough */ @@ -290,18 +273,17 @@ acpi_ev_disable_gpe ( /* Disable the requested runtime GPE */ - ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_RUN_ENABLED); - status = acpi_hw_write_gpe_enable_reg (gpe_event_info); + ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_RUN_ENABLED); + status = acpi_hw_write_gpe_enable_reg(gpe_event_info); break; default: - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_get_gpe_event_info @@ -319,18 +301,14 @@ acpi_ev_disable_gpe ( * ******************************************************************************/ -struct acpi_gpe_event_info * -acpi_ev_get_gpe_event_info ( - acpi_handle gpe_device, - u32 gpe_number) +struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device, + u32 gpe_number) { - union acpi_operand_object *obj_desc; - struct acpi_gpe_block_info *gpe_block; - acpi_native_uint i; - - - ACPI_FUNCTION_ENTRY (); + union acpi_operand_object *obj_desc; + struct acpi_gpe_block_info *gpe_block; + acpi_native_uint i; + ACPI_FUNCTION_ENTRY(); /* A NULL gpe_block means use the FADT-defined GPE block(s) */ @@ -340,11 +318,14 @@ acpi_ev_get_gpe_event_info ( for (i = 0; i < ACPI_MAX_GPE_BLOCKS; i++) { gpe_block = acpi_gbl_gpe_fadt_blocks[i]; if (gpe_block) { - if ((gpe_number >= gpe_block->block_base_number) && - (gpe_number < gpe_block->block_base_number + - (gpe_block->register_count * 8))) { - return (&gpe_block->event_info[gpe_number - - gpe_block->block_base_number]); + if ((gpe_number >= gpe_block->block_base_number) + && (gpe_number < + gpe_block->block_base_number + + (gpe_block->register_count * 8))) { + return (&gpe_block-> + event_info[gpe_number - + gpe_block-> + block_base_number]); } } } @@ -356,23 +337,25 @@ acpi_ev_get_gpe_event_info ( /* A Non-NULL gpe_device means this is a GPE Block Device */ - obj_desc = acpi_ns_get_attached_object ((struct acpi_namespace_node *) gpe_device); - if (!obj_desc || - !obj_desc->device.gpe_block) { + obj_desc = + acpi_ns_get_attached_object((struct acpi_namespace_node *) + gpe_device); + if (!obj_desc || !obj_desc->device.gpe_block) { return (NULL); } gpe_block = obj_desc->device.gpe_block; if ((gpe_number >= gpe_block->block_base_number) && - (gpe_number < gpe_block->block_base_number + (gpe_block->register_count * 8))) { - return (&gpe_block->event_info[gpe_number - gpe_block->block_base_number]); + (gpe_number < + gpe_block->block_base_number + (gpe_block->register_count * 8))) { + return (&gpe_block-> + event_info[gpe_number - gpe_block->block_base_number]); } return (NULL); } - /******************************************************************************* * * FUNCTION: acpi_ev_gpe_detect @@ -387,22 +370,20 @@ acpi_ev_get_gpe_event_info ( * ******************************************************************************/ -u32 -acpi_ev_gpe_detect ( - struct acpi_gpe_xrupt_info *gpe_xrupt_list) +u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list) { - u32 int_status = ACPI_INTERRUPT_NOT_HANDLED; - u8 enabled_status_byte; - struct acpi_gpe_register_info *gpe_register_info; - u32 status_reg; - u32 enable_reg; - acpi_status status; - struct acpi_gpe_block_info *gpe_block; - acpi_native_uint i; - acpi_native_uint j; - - - ACPI_FUNCTION_NAME ("ev_gpe_detect"); + u32 int_status = ACPI_INTERRUPT_NOT_HANDLED; + u8 enabled_status_byte; + struct acpi_gpe_register_info *gpe_register_info; + u32 status_reg; + u32 enable_reg; + u32 flags; + acpi_status status; + struct acpi_gpe_block_info *gpe_block; + acpi_native_uint i; + acpi_native_uint j; + + ACPI_FUNCTION_NAME("ev_gpe_detect"); /* Check for the case where there are no GPEs */ @@ -412,7 +393,7 @@ acpi_ev_gpe_detect ( /* Examine all GPE blocks attached to this interrupt level */ - acpi_os_acquire_lock (acpi_gbl_gpe_lock, ACPI_ISR); + flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); gpe_block = gpe_xrupt_list->gpe_block_list_head; while (gpe_block) { /* @@ -427,23 +408,30 @@ acpi_ev_gpe_detect ( /* Read the Status Register */ - status = acpi_hw_low_level_read (ACPI_GPE_REGISTER_WIDTH, &status_reg, - &gpe_register_info->status_address); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_read(ACPI_GPE_REGISTER_WIDTH, + &status_reg, + &gpe_register_info-> + status_address); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* Read the Enable Register */ - status = acpi_hw_low_level_read (ACPI_GPE_REGISTER_WIDTH, &enable_reg, - &gpe_register_info->enable_address); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_read(ACPI_GPE_REGISTER_WIDTH, + &enable_reg, + &gpe_register_info-> + enable_address); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } - ACPI_DEBUG_PRINT ((ACPI_DB_INTERRUPTS, - "Read GPE Register at GPE%X: Status=%02X, Enable=%02X\n", - gpe_register_info->base_gpe_number, status_reg, enable_reg)); + ACPI_DEBUG_PRINT((ACPI_DB_INTERRUPTS, + "Read GPE Register at GPE%X: Status=%02X, Enable=%02X\n", + gpe_register_info->base_gpe_number, + status_reg, enable_reg)); /* Check if there is anything active at all in this register */ @@ -459,14 +447,21 @@ acpi_ev_gpe_detect ( for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) { /* Examine one GPE bit */ - if (enabled_status_byte & acpi_gbl_decode_to8bit[j]) { + if (enabled_status_byte & + acpi_gbl_decode_to8bit[j]) { /* * Found an active GPE. Dispatch the event to a handler * or method. */ - int_status |= acpi_ev_gpe_dispatch ( - &gpe_block->event_info[(i * ACPI_GPE_REGISTER_WIDTH) + j], - (u32) j + gpe_register_info->base_gpe_number); + int_status |= + acpi_ev_gpe_dispatch(&gpe_block-> + event_info[(i * + ACPI_GPE_REGISTER_WIDTH) + + + j], + (u32) j + + gpe_register_info-> + base_gpe_number); } } } @@ -474,13 +469,12 @@ acpi_ev_gpe_detect ( gpe_block = gpe_block->next; } -unlock_and_exit: + unlock_and_exit: - acpi_os_release_lock (acpi_gbl_gpe_lock, ACPI_ISR); + acpi_os_release_lock(acpi_gbl_gpe_lock, flags); return (int_status); } - /******************************************************************************* * * FUNCTION: acpi_ev_asynch_execute_gpe_method @@ -497,45 +491,41 @@ unlock_and_exit: * ******************************************************************************/ -static void ACPI_SYSTEM_XFACE -acpi_ev_asynch_execute_gpe_method ( - void *context) +static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context) { - struct acpi_gpe_event_info *gpe_event_info = (void *) context; - u32 gpe_number = 0; - acpi_status status; - struct acpi_gpe_event_info local_gpe_event_info; - struct acpi_parameter_info info; - + struct acpi_gpe_event_info *gpe_event_info = (void *)context; + u32 gpe_number = 0; + acpi_status status; + struct acpi_gpe_event_info local_gpe_event_info; + struct acpi_parameter_info info; - ACPI_FUNCTION_TRACE ("ev_asynch_execute_gpe_method"); + ACPI_FUNCTION_TRACE("ev_asynch_execute_gpe_method"); - - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { return_VOID; } /* Must revalidate the gpe_number/gpe_block */ - if (!acpi_ev_valid_gpe_event (gpe_event_info)) { - status = acpi_ut_release_mutex (ACPI_MTX_EVENTS); + if (!acpi_ev_valid_gpe_event(gpe_event_info)) { + status = acpi_ut_release_mutex(ACPI_MTX_EVENTS); return_VOID; } /* Set the GPE flags for return to enabled state */ - (void) acpi_ev_enable_gpe (gpe_event_info, FALSE); + (void)acpi_ev_enable_gpe(gpe_event_info, FALSE); /* * Take a snapshot of the GPE info for this level - we copy the * info to prevent a race condition with remove_handler/remove_block. */ - ACPI_MEMCPY (&local_gpe_event_info, gpe_event_info, - sizeof (struct acpi_gpe_event_info)); + ACPI_MEMCPY(&local_gpe_event_info, gpe_event_info, + sizeof(struct acpi_gpe_event_info)); - status = acpi_ut_release_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { + status = acpi_ut_release_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { return_VOID; } @@ -544,44 +534,40 @@ acpi_ev_asynch_execute_gpe_method ( * time to avoid race with ev_gpe_install_handler */ if ((local_gpe_event_info.flags & ACPI_GPE_DISPATCH_MASK) == - ACPI_GPE_DISPATCH_METHOD) { + ACPI_GPE_DISPATCH_METHOD) { /* * Invoke the GPE Method (_Lxx, _Exx) i.e., evaluate the _Lxx/_Exx * control method that corresponds to this GPE */ info.node = local_gpe_event_info.dispatch.method_node; - info.parameters = ACPI_CAST_PTR (union acpi_operand_object *, gpe_event_info); + info.parameters = + ACPI_CAST_PTR(union acpi_operand_object *, gpe_event_info); info.parameter_type = ACPI_PARAM_GPE; - status = acpi_ns_evaluate_by_handle (&info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "%s while evaluating method [%4.4s] for GPE[%2X]\n", - acpi_format_exception (status), - acpi_ut_get_node_name (local_gpe_event_info.dispatch.method_node), - gpe_number)); + status = acpi_ns_evaluate_by_handle(&info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("%s while evaluating method [%4.4s] for GPE[%2X]\n", acpi_format_exception(status), acpi_ut_get_node_name(local_gpe_event_info.dispatch.method_node), gpe_number)); } } if ((local_gpe_event_info.flags & ACPI_GPE_XRUPT_TYPE_MASK) == - ACPI_GPE_LEVEL_TRIGGERED) { + ACPI_GPE_LEVEL_TRIGGERED) { /* * GPE is level-triggered, we clear the GPE status bit after * handling the event. */ - status = acpi_hw_clear_gpe (&local_gpe_event_info); - if (ACPI_FAILURE (status)) { + status = acpi_hw_clear_gpe(&local_gpe_event_info); + if (ACPI_FAILURE(status)) { return_VOID; } } /* Enable this GPE */ - (void) acpi_hw_write_gpe_enable_reg (&local_gpe_event_info); + (void)acpi_hw_write_gpe_enable_reg(&local_gpe_event_info); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ev_gpe_dispatch @@ -599,38 +585,31 @@ acpi_ev_asynch_execute_gpe_method ( ******************************************************************************/ u32 -acpi_ev_gpe_dispatch ( - struct acpi_gpe_event_info *gpe_event_info, - u32 gpe_number) +acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_gpe_dispatch"); + acpi_status status; + ACPI_FUNCTION_TRACE("ev_gpe_dispatch"); /* * If edge-triggered, clear the GPE status bit now. Note that * level-triggered events are cleared after the GPE is serviced. */ if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) == - ACPI_GPE_EDGE_TRIGGERED) { - status = acpi_hw_clear_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n", - acpi_format_exception (status), gpe_number)); - return_VALUE (ACPI_INTERRUPT_NOT_HANDLED); + ACPI_GPE_EDGE_TRIGGERED) { + status = acpi_hw_clear_gpe(gpe_event_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n", acpi_format_exception(status), gpe_number)); + return_VALUE(ACPI_INTERRUPT_NOT_HANDLED); } } /* Save current system state */ if (acpi_gbl_system_awake_and_running) { - ACPI_SET_BIT (gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING); - } - else { - ACPI_CLEAR_BIT (gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING); + ACPI_SET_BIT(gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING); + } else { + ACPI_CLEAR_BIT(gpe_event_info->flags, ACPI_GPE_SYSTEM_RUNNING); } /* @@ -647,19 +626,19 @@ acpi_ev_gpe_dispatch ( * Invoke the installed handler (at interrupt level) * Ignore return status for now. TBD: leave GPE disabled on error? */ - (void) gpe_event_info->dispatch.handler->address ( - gpe_event_info->dispatch.handler->context); + (void)gpe_event_info->dispatch.handler->address(gpe_event_info-> + dispatch. + handler-> + context); /* It is now safe to clear level-triggered events. */ if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) == - ACPI_GPE_LEVEL_TRIGGERED) { - status = acpi_hw_clear_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n", - acpi_format_exception (status), gpe_number)); - return_VALUE (ACPI_INTERRUPT_NOT_HANDLED); + ACPI_GPE_LEVEL_TRIGGERED) { + status = acpi_hw_clear_gpe(gpe_event_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to clear GPE[%2X]\n", acpi_format_exception(status), gpe_number)); + return_VALUE(ACPI_INTERRUPT_NOT_HANDLED); } } break; @@ -670,24 +649,21 @@ acpi_ev_gpe_dispatch ( * Disable GPE, so it doesn't keep firing before the method has a * chance to run. */ - status = acpi_ev_disable_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n", - acpi_format_exception (status), gpe_number)); - return_VALUE (ACPI_INTERRUPT_NOT_HANDLED); + status = acpi_ev_disable_gpe(gpe_event_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n", acpi_format_exception(status), gpe_number)); + return_VALUE(ACPI_INTERRUPT_NOT_HANDLED); } /* * Execute the method associated with the GPE * NOTE: Level-triggered GPEs are cleared after the method completes. */ - status = acpi_os_queue_for_execution (OSD_PRIORITY_GPE, - acpi_ev_asynch_execute_gpe_method, gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to queue handler for GPE[%2X] - event disabled\n", - acpi_format_exception (status), gpe_number)); + status = acpi_os_queue_for_execution(OSD_PRIORITY_GPE, + acpi_ev_asynch_execute_gpe_method, + gpe_event_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to queue handler for GPE[%2X] - event disabled\n", acpi_format_exception(status), gpe_number)); } break; @@ -695,28 +671,23 @@ acpi_ev_gpe_dispatch ( /* No handler or method to run! */ - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: No handler or method for GPE[%2X], disabling event\n", - gpe_number)); + ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: No handler or method for GPE[%2X], disabling event\n", gpe_number)); /* * Disable the GPE. The GPE will remain disabled until the ACPI * Core Subsystem is restarted, or a handler is installed. */ - status = acpi_ev_disable_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n", - acpi_format_exception (status), gpe_number)); - return_VALUE (ACPI_INTERRUPT_NOT_HANDLED); + status = acpi_ev_disable_gpe(gpe_event_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_ev_gpe_dispatch: %s, Unable to disable GPE[%2X]\n", acpi_format_exception(status), gpe_number)); + return_VALUE(ACPI_INTERRUPT_NOT_HANDLED); } break; } - return_VALUE (ACPI_INTERRUPT_HANDLED); + return_VALUE(ACPI_INTERRUPT_HANDLED); } - #ifdef ACPI_GPE_NOTIFY_CHECK /******************************************************************************* * TBD: NOT USED, PROTOTYPE ONLY AND WILL PROBABLY BE REMOVED @@ -735,35 +706,29 @@ acpi_ev_gpe_dispatch ( ******************************************************************************/ acpi_status -acpi_ev_check_for_wake_only_gpe ( - struct acpi_gpe_event_info *gpe_event_info) +acpi_ev_check_for_wake_only_gpe(struct acpi_gpe_event_info *gpe_event_info) { - acpi_status status; + acpi_status status; + ACPI_FUNCTION_TRACE("ev_check_for_wake_only_gpe"); - ACPI_FUNCTION_TRACE ("ev_check_for_wake_only_gpe"); - - - if ((gpe_event_info) && /* Only >0 for _Lxx/_Exx */ - ((gpe_event_info->flags & ACPI_GPE_SYSTEM_MASK) == ACPI_GPE_SYSTEM_RUNNING)) /* System state at GPE time */ { + if ((gpe_event_info) && /* Only >0 for _Lxx/_Exx */ + ((gpe_event_info->flags & ACPI_GPE_SYSTEM_MASK) == ACPI_GPE_SYSTEM_RUNNING)) { /* System state at GPE time */ /* This must be a wake-only GPE, disable it */ - status = acpi_ev_disable_gpe (gpe_event_info); + status = acpi_ev_disable_gpe(gpe_event_info); /* Set GPE to wake-only. Do not change wake disabled/enabled status */ - acpi_ev_set_gpe_type (gpe_event_info, ACPI_GPE_TYPE_WAKE); + acpi_ev_set_gpe_type(gpe_event_info, ACPI_GPE_TYPE_WAKE); - ACPI_REPORT_INFO (("GPE %p was updated from wake/run to wake-only\n", - gpe_event_info)); + ACPI_REPORT_INFO(("GPE %p was updated from wake/run to wake-only\n", gpe_event_info)); /* This was a wake-only GPE */ - return_ACPI_STATUS (AE_WAKE_ONLY_GPE); + return_ACPI_STATUS(AE_WAKE_ONLY_GPE); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } #endif - - diff --git a/drivers/acpi/events/evgpeblk.c b/drivers/acpi/events/evgpeblk.c index 84186a7d17b2..b312eb33c43e 100644 --- a/drivers/acpi/events/evgpeblk.c +++ b/drivers/acpi/events/evgpeblk.c @@ -46,41 +46,29 @@ #include <acpi/acnamesp.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evgpeblk") +ACPI_MODULE_NAME("evgpeblk") /* Local prototypes */ - static acpi_status -acpi_ev_save_method_info ( - acpi_handle obj_handle, - u32 level, - void *obj_desc, - void **return_value); +acpi_ev_save_method_info(acpi_handle obj_handle, + u32 level, void *obj_desc, void **return_value); static acpi_status -acpi_ev_match_prw_and_gpe ( - acpi_handle obj_handle, - u32 level, - void *info, - void **return_value); +acpi_ev_match_prw_and_gpe(acpi_handle obj_handle, + u32 level, void *info, void **return_value); -static struct acpi_gpe_xrupt_info * -acpi_ev_get_gpe_xrupt_block ( - u32 interrupt_level); +static struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 + interrupt_number); static acpi_status -acpi_ev_delete_gpe_xrupt ( - struct acpi_gpe_xrupt_info *gpe_xrupt); +acpi_ev_delete_gpe_xrupt(struct acpi_gpe_xrupt_info *gpe_xrupt); static acpi_status -acpi_ev_install_gpe_block ( - struct acpi_gpe_block_info *gpe_block, - u32 interrupt_level); +acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block, + u32 interrupt_number); static acpi_status -acpi_ev_create_gpe_info_blocks ( - struct acpi_gpe_block_info *gpe_block); - +acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block); /******************************************************************************* * @@ -96,16 +84,12 @@ acpi_ev_create_gpe_info_blocks ( * ******************************************************************************/ -u8 -acpi_ev_valid_gpe_event ( - struct acpi_gpe_event_info *gpe_event_info) +u8 acpi_ev_valid_gpe_event(struct acpi_gpe_event_info *gpe_event_info) { - struct acpi_gpe_xrupt_info *gpe_xrupt_block; - struct acpi_gpe_block_info *gpe_block; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_gpe_xrupt_info *gpe_xrupt_block; + struct acpi_gpe_block_info *gpe_block; + ACPI_FUNCTION_ENTRY(); /* No need for spin lock since we are not changing any list elements */ @@ -119,7 +103,10 @@ acpi_ev_valid_gpe_event ( while (gpe_block) { if ((&gpe_block->event_info[0] <= gpe_event_info) && - (&gpe_block->event_info[((acpi_size) gpe_block->register_count) * 8] > gpe_event_info)) { + (&gpe_block-> + event_info[((acpi_size) gpe_block-> + register_count) * 8] > + gpe_event_info)) { return (TRUE); } @@ -132,13 +119,11 @@ acpi_ev_valid_gpe_event ( return (FALSE); } - /******************************************************************************* * * FUNCTION: acpi_ev_walk_gpe_list * * PARAMETERS: gpe_walk_callback - Routine called for each GPE block - * Flags - ACPI_NOT_ISR or ACPI_ISR * * RETURN: Status * @@ -146,20 +131,16 @@ acpi_ev_valid_gpe_event ( * ******************************************************************************/ -acpi_status -acpi_ev_walk_gpe_list ( - ACPI_GPE_CALLBACK gpe_walk_callback, - u32 flags) +acpi_status acpi_ev_walk_gpe_list(ACPI_GPE_CALLBACK gpe_walk_callback) { - struct acpi_gpe_block_info *gpe_block; - struct acpi_gpe_xrupt_info *gpe_xrupt_info; - acpi_status status = AE_OK; - + struct acpi_gpe_block_info *gpe_block; + struct acpi_gpe_xrupt_info *gpe_xrupt_info; + acpi_status status = AE_OK; + u32 flags; - ACPI_FUNCTION_TRACE ("ev_walk_gpe_list"); + ACPI_FUNCTION_TRACE("ev_walk_gpe_list"); - - acpi_os_acquire_lock (acpi_gbl_gpe_lock, flags); + flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); /* Walk the interrupt level descriptor list */ @@ -171,8 +152,8 @@ acpi_ev_walk_gpe_list ( while (gpe_block) { /* One callback per GPE block */ - status = gpe_walk_callback (gpe_xrupt_info, gpe_block); - if (ACPI_FAILURE (status)) { + status = gpe_walk_callback(gpe_xrupt_info, gpe_block); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } @@ -182,12 +163,11 @@ acpi_ev_walk_gpe_list ( gpe_xrupt_info = gpe_xrupt_info->next; } -unlock_and_exit: - acpi_os_release_lock (acpi_gbl_gpe_lock, flags); - return_ACPI_STATUS (status); + unlock_and_exit: + acpi_os_release_lock(acpi_gbl_gpe_lock, flags); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_delete_gpe_handlers @@ -203,17 +183,14 @@ unlock_and_exit: ******************************************************************************/ acpi_status -acpi_ev_delete_gpe_handlers ( - struct acpi_gpe_xrupt_info *gpe_xrupt_info, - struct acpi_gpe_block_info *gpe_block) +acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info, + struct acpi_gpe_block_info *gpe_block) { - struct acpi_gpe_event_info *gpe_event_info; - acpi_native_uint i; - acpi_native_uint j; - - - ACPI_FUNCTION_TRACE ("ev_delete_gpe_handlers"); + struct acpi_gpe_event_info *gpe_event_info; + acpi_native_uint i; + acpi_native_uint j; + ACPI_FUNCTION_TRACE("ev_delete_gpe_handlers"); /* Examine each GPE Register within the block */ @@ -221,21 +198,23 @@ acpi_ev_delete_gpe_handlers ( /* Now look at the individual GPEs in this byte register */ for (j = 0; j < ACPI_GPE_REGISTER_WIDTH; j++) { - gpe_event_info = &gpe_block->event_info[(i * ACPI_GPE_REGISTER_WIDTH) + j]; + gpe_event_info = + &gpe_block-> + event_info[(i * ACPI_GPE_REGISTER_WIDTH) + j]; if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) == - ACPI_GPE_DISPATCH_HANDLER) { - ACPI_MEM_FREE (gpe_event_info->dispatch.handler); + ACPI_GPE_DISPATCH_HANDLER) { + ACPI_MEM_FREE(gpe_event_info->dispatch.handler); gpe_event_info->dispatch.handler = NULL; - gpe_event_info->flags &= ~ACPI_GPE_DISPATCH_MASK; + gpe_event_info->flags &= + ~ACPI_GPE_DISPATCH_MASK; } } } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_save_method_info @@ -259,30 +238,26 @@ acpi_ev_delete_gpe_handlers ( ******************************************************************************/ static acpi_status -acpi_ev_save_method_info ( - acpi_handle obj_handle, - u32 level, - void *obj_desc, - void **return_value) +acpi_ev_save_method_info(acpi_handle obj_handle, + u32 level, void *obj_desc, void **return_value) { - struct acpi_gpe_block_info *gpe_block = (void *) obj_desc; - struct acpi_gpe_event_info *gpe_event_info; - u32 gpe_number; - char name[ACPI_NAME_SIZE + 1]; - u8 type; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_save_method_info"); + struct acpi_gpe_block_info *gpe_block = (void *)obj_desc; + struct acpi_gpe_event_info *gpe_event_info; + u32 gpe_number; + char name[ACPI_NAME_SIZE + 1]; + u8 type; + acpi_status status; + ACPI_FUNCTION_TRACE("ev_save_method_info"); /* * _Lxx and _Exx GPE method support * * 1) Extract the name from the object and convert to a string */ - ACPI_MOVE_32_TO_32 (name, - &((struct acpi_namespace_node *) obj_handle)->name.integer); + ACPI_MOVE_32_TO_32(name, + &((struct acpi_namespace_node *)obj_handle)->name. + integer); name[ACPI_NAME_SIZE] = 0; /* @@ -304,34 +279,36 @@ acpi_ev_save_method_info ( default: /* Unknown method type, just ignore it! */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown GPE method type: %s (name not of form _Lxx or _Exx)\n", - name)); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown GPE method type: %s (name not of form _Lxx or _Exx)\n", + name)); + return_ACPI_STATUS(AE_OK); } /* Convert the last two characters of the name to the GPE Number */ - gpe_number = ACPI_STRTOUL (&name[2], NULL, 16); + gpe_number = ACPI_STRTOUL(&name[2], NULL, 16); if (gpe_number == ACPI_UINT32_MAX) { /* Conversion failed; invalid method, just ignore it */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not extract GPE number from name: %s (name is not of form _Lxx or _Exx)\n", - name)); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not extract GPE number from name: %s (name is not of form _Lxx or _Exx)\n", + name)); + return_ACPI_STATUS(AE_OK); } /* Ensure that we have a valid GPE number for this GPE block */ if ((gpe_number < gpe_block->block_base_number) || - (gpe_number >= (gpe_block->block_base_number + (gpe_block->register_count * 8)))) { + (gpe_number >= + (gpe_block->block_base_number + + (gpe_block->register_count * 8)))) { /* * Not valid for this GPE block, just ignore it * However, it may be valid for a different GPE block, since GPE0 and GPE1 * methods both appear under \_GPE. */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* @@ -339,24 +316,25 @@ acpi_ev_save_method_info ( * for use during dispatch of this GPE. Default type is RUNTIME, although * this may change when the _PRW methods are executed later. */ - gpe_event_info = &gpe_block->event_info[gpe_number - gpe_block->block_base_number]; + gpe_event_info = + &gpe_block->event_info[gpe_number - gpe_block->block_base_number]; gpe_event_info->flags = (u8) (type | ACPI_GPE_DISPATCH_METHOD | - ACPI_GPE_TYPE_RUNTIME); + ACPI_GPE_TYPE_RUNTIME); - gpe_event_info->dispatch.method_node = (struct acpi_namespace_node *) obj_handle; + gpe_event_info->dispatch.method_node = + (struct acpi_namespace_node *)obj_handle; /* Update enable mask, but don't enable the HW GPE as of yet */ - status = acpi_ev_enable_gpe (gpe_event_info, FALSE); + status = acpi_ev_enable_gpe(gpe_event_info, FALSE); - ACPI_DEBUG_PRINT ((ACPI_DB_LOAD, - "Registered GPE method %s as GPE number 0x%.2X\n", - name, gpe_number)); - return_ACPI_STATUS (status); + ACPI_DEBUG_PRINT((ACPI_DB_LOAD, + "Registered GPE method %s as GPE number 0x%.2X\n", + name, gpe_number)); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_match_prw_and_gpe @@ -373,34 +351,29 @@ acpi_ev_save_method_info ( ******************************************************************************/ static acpi_status -acpi_ev_match_prw_and_gpe ( - acpi_handle obj_handle, - u32 level, - void *info, - void **return_value) +acpi_ev_match_prw_and_gpe(acpi_handle obj_handle, + u32 level, void *info, void **return_value) { - struct acpi_gpe_walk_info *gpe_info = (void *) info; - struct acpi_namespace_node *gpe_device; - struct acpi_gpe_block_info *gpe_block; - struct acpi_namespace_node *target_gpe_device; - struct acpi_gpe_event_info *gpe_event_info; - union acpi_operand_object *pkg_desc; - union acpi_operand_object *obj_desc; - u32 gpe_number; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_match_prw_and_gpe"); - + struct acpi_gpe_walk_info *gpe_info = (void *)info; + struct acpi_namespace_node *gpe_device; + struct acpi_gpe_block_info *gpe_block; + struct acpi_namespace_node *target_gpe_device; + struct acpi_gpe_event_info *gpe_event_info; + union acpi_operand_object *pkg_desc; + union acpi_operand_object *obj_desc; + u32 gpe_number; + acpi_status status; + + ACPI_FUNCTION_TRACE("ev_match_prw_and_gpe"); /* Check for a _PRW method under this device */ - status = acpi_ut_evaluate_object (obj_handle, METHOD_NAME__PRW, - ACPI_BTYPE_PACKAGE, &pkg_desc); - if (ACPI_FAILURE (status)) { + status = acpi_ut_evaluate_object(obj_handle, METHOD_NAME__PRW, + ACPI_BTYPE_PACKAGE, &pkg_desc); + if (ACPI_FAILURE(status)) { /* Ignore all errors from _PRW, we don't want to abort the subsystem */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* The returned _PRW package must have at least two elements */ @@ -420,7 +393,7 @@ acpi_ev_match_prw_and_gpe ( */ obj_desc = pkg_desc->package.elements[0]; - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_INTEGER) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) { /* Use FADT-defined GPE device (from definition of _PRW) */ target_gpe_device = acpi_gbl_fadt_gpe_device; @@ -428,22 +401,23 @@ acpi_ev_match_prw_and_gpe ( /* Integer is the GPE number in the FADT described GPE blocks */ gpe_number = (u32) obj_desc->integer.value; - } - else if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_PACKAGE) { + } else if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_PACKAGE) { /* Package contains a GPE reference and GPE number within a GPE block */ if ((obj_desc->package.count < 2) || - (ACPI_GET_OBJECT_TYPE (obj_desc->package.elements[0]) != ACPI_TYPE_LOCAL_REFERENCE) || - (ACPI_GET_OBJECT_TYPE (obj_desc->package.elements[1]) != ACPI_TYPE_INTEGER)) { + (ACPI_GET_OBJECT_TYPE(obj_desc->package.elements[0]) != + ACPI_TYPE_LOCAL_REFERENCE) + || (ACPI_GET_OBJECT_TYPE(obj_desc->package.elements[1]) != + ACPI_TYPE_INTEGER)) { goto cleanup; } /* Get GPE block reference and decode */ - target_gpe_device = obj_desc->package.elements[0]->reference.node; + target_gpe_device = + obj_desc->package.elements[0]->reference.node; gpe_number = (u32) obj_desc->package.elements[1]->integer.value; - } - else { + } else { /* Unknown type, just ignore it */ goto cleanup; @@ -458,31 +432,37 @@ acpi_ev_match_prw_and_gpe ( * associated with the GPE device. */ if ((gpe_device == target_gpe_device) && - (gpe_number >= gpe_block->block_base_number) && - (gpe_number < gpe_block->block_base_number + (gpe_block->register_count * 8))) { - gpe_event_info = &gpe_block->event_info[gpe_number - gpe_block->block_base_number]; + (gpe_number >= gpe_block->block_base_number) && + (gpe_number < + gpe_block->block_base_number + (gpe_block->register_count * 8))) { + gpe_event_info = + &gpe_block->event_info[gpe_number - + gpe_block->block_base_number]; /* Mark GPE for WAKE-ONLY but WAKE_DISABLED */ - gpe_event_info->flags &= ~(ACPI_GPE_WAKE_ENABLED | ACPI_GPE_RUN_ENABLED); - status = acpi_ev_set_gpe_type (gpe_event_info, ACPI_GPE_TYPE_WAKE); - if (ACPI_FAILURE (status)) { + gpe_event_info->flags &= + ~(ACPI_GPE_WAKE_ENABLED | ACPI_GPE_RUN_ENABLED); + status = + acpi_ev_set_gpe_type(gpe_event_info, ACPI_GPE_TYPE_WAKE); + if (ACPI_FAILURE(status)) { goto cleanup; } - status = acpi_ev_update_gpe_enable_masks (gpe_event_info, ACPI_GPE_DISABLE); + status = + acpi_ev_update_gpe_enable_masks(gpe_event_info, + ACPI_GPE_DISABLE); } -cleanup: - acpi_ut_remove_reference (pkg_desc); - return_ACPI_STATUS (AE_OK); + cleanup: + acpi_ut_remove_reference(pkg_desc); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_get_gpe_xrupt_block * - * PARAMETERS: interrupt_level - Interrupt for a GPE block + * PARAMETERS: interrupt_number - Interrupt for a GPE block * * RETURN: A GPE interrupt block * @@ -493,24 +473,22 @@ cleanup: * ******************************************************************************/ -static struct acpi_gpe_xrupt_info * -acpi_ev_get_gpe_xrupt_block ( - u32 interrupt_level) +static struct acpi_gpe_xrupt_info *acpi_ev_get_gpe_xrupt_block(u32 + interrupt_number) { - struct acpi_gpe_xrupt_info *next_gpe_xrupt; - struct acpi_gpe_xrupt_info *gpe_xrupt; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_get_gpe_xrupt_block"); + struct acpi_gpe_xrupt_info *next_gpe_xrupt; + struct acpi_gpe_xrupt_info *gpe_xrupt; + acpi_status status; + u32 flags; + ACPI_FUNCTION_TRACE("ev_get_gpe_xrupt_block"); /* No need for lock since we are not changing any list elements here */ next_gpe_xrupt = acpi_gbl_gpe_xrupt_list_head; while (next_gpe_xrupt) { - if (next_gpe_xrupt->interrupt_level == interrupt_level) { - return_PTR (next_gpe_xrupt); + if (next_gpe_xrupt->interrupt_number == interrupt_number) { + return_PTR(next_gpe_xrupt); } next_gpe_xrupt = next_gpe_xrupt->next; @@ -518,16 +496,16 @@ acpi_ev_get_gpe_xrupt_block ( /* Not found, must allocate a new xrupt descriptor */ - gpe_xrupt = ACPI_MEM_CALLOCATE (sizeof (struct acpi_gpe_xrupt_info)); + gpe_xrupt = ACPI_MEM_CALLOCATE(sizeof(struct acpi_gpe_xrupt_info)); if (!gpe_xrupt) { - return_PTR (NULL); + return_PTR(NULL); } - gpe_xrupt->interrupt_level = interrupt_level; + gpe_xrupt->interrupt_number = interrupt_number; /* Install new interrupt descriptor with spin lock */ - acpi_os_acquire_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); if (acpi_gbl_gpe_xrupt_list_head) { next_gpe_xrupt = acpi_gbl_gpe_xrupt_list_head; while (next_gpe_xrupt->next) { @@ -536,29 +514,28 @@ acpi_ev_get_gpe_xrupt_block ( next_gpe_xrupt->next = gpe_xrupt; gpe_xrupt->previous = next_gpe_xrupt; - } - else { + } else { acpi_gbl_gpe_xrupt_list_head = gpe_xrupt; } - acpi_os_release_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + acpi_os_release_lock(acpi_gbl_gpe_lock, flags); /* Install new interrupt handler if not SCI_INT */ - if (interrupt_level != acpi_gbl_FADT->sci_int) { - status = acpi_os_install_interrupt_handler (interrupt_level, - acpi_ev_gpe_xrupt_handler, gpe_xrupt); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not install GPE interrupt handler at level 0x%X\n", - interrupt_level)); - return_PTR (NULL); + if (interrupt_number != acpi_gbl_FADT->sci_int) { + status = acpi_os_install_interrupt_handler(interrupt_number, + acpi_ev_gpe_xrupt_handler, + gpe_xrupt); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not install GPE interrupt handler at level 0x%X\n", + interrupt_number)); + return_PTR(NULL); } } - return_PTR (gpe_xrupt); + return_PTR(gpe_xrupt); } - /******************************************************************************* * * FUNCTION: acpi_ev_delete_gpe_xrupt @@ -573,33 +550,31 @@ acpi_ev_get_gpe_xrupt_block ( ******************************************************************************/ static acpi_status -acpi_ev_delete_gpe_xrupt ( - struct acpi_gpe_xrupt_info *gpe_xrupt) +acpi_ev_delete_gpe_xrupt(struct acpi_gpe_xrupt_info *gpe_xrupt) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_delete_gpe_xrupt"); + acpi_status status; + u32 flags; + ACPI_FUNCTION_TRACE("ev_delete_gpe_xrupt"); /* We never want to remove the SCI interrupt handler */ - if (gpe_xrupt->interrupt_level == acpi_gbl_FADT->sci_int) { + if (gpe_xrupt->interrupt_number == acpi_gbl_FADT->sci_int) { gpe_xrupt->gpe_block_list_head = NULL; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Disable this interrupt */ - status = acpi_os_remove_interrupt_handler (gpe_xrupt->interrupt_level, - acpi_ev_gpe_xrupt_handler); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_os_remove_interrupt_handler(gpe_xrupt->interrupt_number, + acpi_ev_gpe_xrupt_handler); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Unlink the interrupt block with lock */ - acpi_os_acquire_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); if (gpe_xrupt->previous) { gpe_xrupt->previous->next = gpe_xrupt->next; } @@ -607,21 +582,20 @@ acpi_ev_delete_gpe_xrupt ( if (gpe_xrupt->next) { gpe_xrupt->next->previous = gpe_xrupt->previous; } - acpi_os_release_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + acpi_os_release_lock(acpi_gbl_gpe_lock, flags); /* Free the block */ - ACPI_MEM_FREE (gpe_xrupt); - return_ACPI_STATUS (AE_OK); + ACPI_MEM_FREE(gpe_xrupt); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_install_gpe_block * * PARAMETERS: gpe_block - New GPE block - * interrupt_level - Level to be associated with this GPE block + * interrupt_number - Xrupt to be associated with this GPE block * * RETURN: Status * @@ -630,24 +604,22 @@ acpi_ev_delete_gpe_xrupt ( ******************************************************************************/ static acpi_status -acpi_ev_install_gpe_block ( - struct acpi_gpe_block_info *gpe_block, - u32 interrupt_level) +acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block, + u32 interrupt_number) { - struct acpi_gpe_block_info *next_gpe_block; - struct acpi_gpe_xrupt_info *gpe_xrupt_block; - acpi_status status; + struct acpi_gpe_block_info *next_gpe_block; + struct acpi_gpe_xrupt_info *gpe_xrupt_block; + acpi_status status; + u32 flags; + ACPI_FUNCTION_TRACE("ev_install_gpe_block"); - ACPI_FUNCTION_TRACE ("ev_install_gpe_block"); - - - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - gpe_xrupt_block = acpi_ev_get_gpe_xrupt_block (interrupt_level); + gpe_xrupt_block = acpi_ev_get_gpe_xrupt_block(interrupt_number); if (!gpe_xrupt_block) { status = AE_NO_MEMORY; goto unlock_and_exit; @@ -655,7 +627,7 @@ acpi_ev_install_gpe_block ( /* Install the new block at the end of the list with lock */ - acpi_os_acquire_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); if (gpe_xrupt_block->gpe_block_list_head) { next_gpe_block = gpe_xrupt_block->gpe_block_list_head; while (next_gpe_block->next) { @@ -664,20 +636,18 @@ acpi_ev_install_gpe_block ( next_gpe_block->next = gpe_block; gpe_block->previous = next_gpe_block; - } - else { + } else { gpe_xrupt_block->gpe_block_list_head = gpe_block; } gpe_block->xrupt_block = gpe_xrupt_block; - acpi_os_release_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + acpi_os_release_lock(acpi_gbl_gpe_lock, flags); -unlock_and_exit: - status = acpi_ut_release_mutex (ACPI_MTX_EVENTS); - return_ACPI_STATUS (status); + unlock_and_exit: + status = acpi_ut_release_mutex(ACPI_MTX_EVENTS); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_delete_gpe_block @@ -690,62 +660,57 @@ unlock_and_exit: * ******************************************************************************/ -acpi_status -acpi_ev_delete_gpe_block ( - struct acpi_gpe_block_info *gpe_block) +acpi_status acpi_ev_delete_gpe_block(struct acpi_gpe_block_info *gpe_block) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_install_gpe_block"); + acpi_status status; + u32 flags; + ACPI_FUNCTION_TRACE("ev_install_gpe_block"); - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Disable all GPEs in this block */ - status = acpi_hw_disable_gpe_block (gpe_block->xrupt_block, gpe_block); + status = acpi_hw_disable_gpe_block(gpe_block->xrupt_block, gpe_block); if (!gpe_block->previous && !gpe_block->next) { /* This is the last gpe_block on this interrupt */ - status = acpi_ev_delete_gpe_xrupt (gpe_block->xrupt_block); - if (ACPI_FAILURE (status)) { + status = acpi_ev_delete_gpe_xrupt(gpe_block->xrupt_block); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } - } - else { + } else { /* Remove the block on this interrupt with lock */ - acpi_os_acquire_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); if (gpe_block->previous) { gpe_block->previous->next = gpe_block->next; - } - else { - gpe_block->xrupt_block->gpe_block_list_head = gpe_block->next; + } else { + gpe_block->xrupt_block->gpe_block_list_head = + gpe_block->next; } if (gpe_block->next) { gpe_block->next->previous = gpe_block->previous; } - acpi_os_release_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + acpi_os_release_lock(acpi_gbl_gpe_lock, flags); } /* Free the gpe_block */ - ACPI_MEM_FREE (gpe_block->register_info); - ACPI_MEM_FREE (gpe_block->event_info); - ACPI_MEM_FREE (gpe_block); + ACPI_MEM_FREE(gpe_block->register_info); + ACPI_MEM_FREE(gpe_block->event_info); + ACPI_MEM_FREE(gpe_block); -unlock_and_exit: - status = acpi_ut_release_mutex (ACPI_MTX_EVENTS); - return_ACPI_STATUS (status); + unlock_and_exit: + status = acpi_ut_release_mutex(ACPI_MTX_EVENTS); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_create_gpe_info_blocks @@ -759,43 +724,41 @@ unlock_and_exit: ******************************************************************************/ static acpi_status -acpi_ev_create_gpe_info_blocks ( - struct acpi_gpe_block_info *gpe_block) +acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block) { - struct acpi_gpe_register_info *gpe_register_info = NULL; - struct acpi_gpe_event_info *gpe_event_info = NULL; - struct acpi_gpe_event_info *this_event; - struct acpi_gpe_register_info *this_register; - acpi_native_uint i; - acpi_native_uint j; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_create_gpe_info_blocks"); + struct acpi_gpe_register_info *gpe_register_info = NULL; + struct acpi_gpe_event_info *gpe_event_info = NULL; + struct acpi_gpe_event_info *this_event; + struct acpi_gpe_register_info *this_register; + acpi_native_uint i; + acpi_native_uint j; + acpi_status status; + ACPI_FUNCTION_TRACE("ev_create_gpe_info_blocks"); /* Allocate the GPE register information block */ - gpe_register_info = ACPI_MEM_CALLOCATE ( - (acpi_size) gpe_block->register_count * - sizeof (struct acpi_gpe_register_info)); + gpe_register_info = ACPI_MEM_CALLOCATE((acpi_size) gpe_block-> + register_count * + sizeof(struct + acpi_gpe_register_info)); if (!gpe_register_info) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not allocate the gpe_register_info table\n")); - return_ACPI_STATUS (AE_NO_MEMORY); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not allocate the gpe_register_info table\n")); + return_ACPI_STATUS(AE_NO_MEMORY); } /* * Allocate the GPE event_info block. There are eight distinct GPEs * per register. Initialization to zeros is sufficient. */ - gpe_event_info = ACPI_MEM_CALLOCATE ( - ((acpi_size) gpe_block->register_count * - ACPI_GPE_REGISTER_WIDTH) * - sizeof (struct acpi_gpe_event_info)); + gpe_event_info = ACPI_MEM_CALLOCATE(((acpi_size) gpe_block-> + register_count * + ACPI_GPE_REGISTER_WIDTH) * + sizeof(struct acpi_gpe_event_info)); if (!gpe_event_info) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not allocate the gpe_event_info table\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not allocate the gpe_event_info table\n")); status = AE_NO_MEMORY; goto error_exit; } @@ -803,7 +766,7 @@ acpi_ev_create_gpe_info_blocks ( /* Save the new Info arrays in the GPE block */ gpe_block->register_info = gpe_register_info; - gpe_block->event_info = gpe_event_info; + gpe_block->event_info = gpe_event_info; /* * Initialize the GPE Register and Event structures. A goal of these @@ -812,29 +775,34 @@ acpi_ev_create_gpe_info_blocks ( * and the enable registers occupy the second half. */ this_register = gpe_register_info; - this_event = gpe_event_info; + this_event = gpe_event_info; for (i = 0; i < gpe_block->register_count; i++) { /* Init the register_info for this GPE register (8 GPEs) */ - this_register->base_gpe_number = (u8) (gpe_block->block_base_number + - (i * ACPI_GPE_REGISTER_WIDTH)); - - ACPI_STORE_ADDRESS (this_register->status_address.address, - (gpe_block->block_address.address - + i)); - - ACPI_STORE_ADDRESS (this_register->enable_address.address, - (gpe_block->block_address.address - + i - + gpe_block->register_count)); - - this_register->status_address.address_space_id = gpe_block->block_address.address_space_id; - this_register->enable_address.address_space_id = gpe_block->block_address.address_space_id; - this_register->status_address.register_bit_width = ACPI_GPE_REGISTER_WIDTH; - this_register->enable_address.register_bit_width = ACPI_GPE_REGISTER_WIDTH; - this_register->status_address.register_bit_offset = ACPI_GPE_REGISTER_WIDTH; - this_register->enable_address.register_bit_offset = ACPI_GPE_REGISTER_WIDTH; + this_register->base_gpe_number = + (u8) (gpe_block->block_base_number + + (i * ACPI_GPE_REGISTER_WIDTH)); + + ACPI_STORE_ADDRESS(this_register->status_address.address, + (gpe_block->block_address.address + i)); + + ACPI_STORE_ADDRESS(this_register->enable_address.address, + (gpe_block->block_address.address + + i + gpe_block->register_count)); + + this_register->status_address.address_space_id = + gpe_block->block_address.address_space_id; + this_register->enable_address.address_space_id = + gpe_block->block_address.address_space_id; + this_register->status_address.register_bit_width = + ACPI_GPE_REGISTER_WIDTH; + this_register->enable_address.register_bit_width = + ACPI_GPE_REGISTER_WIDTH; + this_register->status_address.register_bit_offset = + ACPI_GPE_REGISTER_WIDTH; + this_register->enable_address.register_bit_offset = + ACPI_GPE_REGISTER_WIDTH; /* Init the event_info for each GPE within this register */ @@ -849,36 +817,36 @@ acpi_ev_create_gpe_info_blocks ( * are cleared by writing a '1', while enable registers are cleared * by writing a '0'. */ - status = acpi_hw_low_level_write (ACPI_GPE_REGISTER_WIDTH, 0x00, - &this_register->enable_address); - if (ACPI_FAILURE (status)) { + status = acpi_hw_low_level_write(ACPI_GPE_REGISTER_WIDTH, 0x00, + &this_register-> + enable_address); + if (ACPI_FAILURE(status)) { goto error_exit; } - status = acpi_hw_low_level_write (ACPI_GPE_REGISTER_WIDTH, 0xFF, - &this_register->status_address); - if (ACPI_FAILURE (status)) { + status = acpi_hw_low_level_write(ACPI_GPE_REGISTER_WIDTH, 0xFF, + &this_register-> + status_address); + if (ACPI_FAILURE(status)) { goto error_exit; } this_register++; } - return_ACPI_STATUS (AE_OK); - + return_ACPI_STATUS(AE_OK); -error_exit: + error_exit: if (gpe_register_info) { - ACPI_MEM_FREE (gpe_register_info); + ACPI_MEM_FREE(gpe_register_info); } if (gpe_event_info) { - ACPI_MEM_FREE (gpe_event_info); + ACPI_MEM_FREE(gpe_event_info); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_create_gpe_block @@ -887,7 +855,7 @@ error_exit: * gpe_block_address - Address and space_iD * register_count - Number of GPE register pairs in the block * gpe_block_base_number - Starting GPE number for the block - * interrupt_level - H/W interrupt for the block + * interrupt_number - H/W interrupt for the block * return_gpe_block - Where the new block descriptor is returned * * RETURN: Status @@ -897,68 +865,66 @@ error_exit: ******************************************************************************/ acpi_status -acpi_ev_create_gpe_block ( - struct acpi_namespace_node *gpe_device, - struct acpi_generic_address *gpe_block_address, - u32 register_count, - u8 gpe_block_base_number, - u32 interrupt_level, - struct acpi_gpe_block_info **return_gpe_block) +acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device, + struct acpi_generic_address *gpe_block_address, + u32 register_count, + u8 gpe_block_base_number, + u32 interrupt_number, + struct acpi_gpe_block_info **return_gpe_block) { - struct acpi_gpe_block_info *gpe_block; - struct acpi_gpe_event_info *gpe_event_info; - acpi_native_uint i; - acpi_native_uint j; - u32 wake_gpe_count; - u32 gpe_enabled_count; - acpi_status status; - struct acpi_gpe_walk_info gpe_info; - - - ACPI_FUNCTION_TRACE ("ev_create_gpe_block"); + struct acpi_gpe_block_info *gpe_block; + struct acpi_gpe_event_info *gpe_event_info; + acpi_native_uint i; + acpi_native_uint j; + u32 wake_gpe_count; + u32 gpe_enabled_count; + acpi_status status; + struct acpi_gpe_walk_info gpe_info; + ACPI_FUNCTION_TRACE("ev_create_gpe_block"); if (!register_count) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Allocate a new GPE block */ - gpe_block = ACPI_MEM_CALLOCATE (sizeof (struct acpi_gpe_block_info)); + gpe_block = ACPI_MEM_CALLOCATE(sizeof(struct acpi_gpe_block_info)); if (!gpe_block) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Initialize the new GPE block */ gpe_block->register_count = register_count; gpe_block->block_base_number = gpe_block_base_number; - gpe_block->node = gpe_device; + gpe_block->node = gpe_device; - ACPI_MEMCPY (&gpe_block->block_address, gpe_block_address, - sizeof (struct acpi_generic_address)); + ACPI_MEMCPY(&gpe_block->block_address, gpe_block_address, + sizeof(struct acpi_generic_address)); /* Create the register_info and event_info sub-structures */ - status = acpi_ev_create_gpe_info_blocks (gpe_block); - if (ACPI_FAILURE (status)) { - ACPI_MEM_FREE (gpe_block); - return_ACPI_STATUS (status); + status = acpi_ev_create_gpe_info_blocks(gpe_block); + if (ACPI_FAILURE(status)) { + ACPI_MEM_FREE(gpe_block); + return_ACPI_STATUS(status); } /* Install the new block in the global list(s) */ - status = acpi_ev_install_gpe_block (gpe_block, interrupt_level); - if (ACPI_FAILURE (status)) { - ACPI_MEM_FREE (gpe_block); - return_ACPI_STATUS (status); + status = acpi_ev_install_gpe_block(gpe_block, interrupt_number); + if (ACPI_FAILURE(status)) { + ACPI_MEM_FREE(gpe_block); + return_ACPI_STATUS(status); } /* Find all GPE methods (_Lxx, _Exx) for this block */ - status = acpi_ns_walk_namespace (ACPI_TYPE_METHOD, gpe_device, - ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK, acpi_ev_save_method_info, - gpe_block, NULL); + status = acpi_ns_walk_namespace(ACPI_TYPE_METHOD, gpe_device, + ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK, + acpi_ev_save_method_info, gpe_block, + NULL); /* * Runtime option: Should Wake GPEs be enabled at runtime? The default @@ -974,9 +940,11 @@ acpi_ev_create_gpe_block ( gpe_info.gpe_block = gpe_block; gpe_info.gpe_device = gpe_device; - status = acpi_ns_walk_namespace (ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, ACPI_NS_WALK_UNLOCK, acpi_ev_match_prw_and_gpe, - &gpe_info, NULL); + status = + acpi_ns_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, ACPI_NS_WALK_UNLOCK, + acpi_ev_match_prw_and_gpe, &gpe_info, + NULL); } /* @@ -991,10 +959,14 @@ acpi_ev_create_gpe_block ( for (j = 0; j < 8; j++) { /* Get the info block for this particular GPE */ - gpe_event_info = &gpe_block->event_info[(i * ACPI_GPE_REGISTER_WIDTH) + j]; + gpe_event_info = + &gpe_block-> + event_info[(i * ACPI_GPE_REGISTER_WIDTH) + j]; - if (((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) == ACPI_GPE_DISPATCH_METHOD) && - (gpe_event_info->flags & ACPI_GPE_TYPE_RUNTIME)) { + if (((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) == + ACPI_GPE_DISPATCH_METHOD) + && (gpe_event_info-> + flags & ACPI_GPE_TYPE_RUNTIME)) { gpe_enabled_count++; } @@ -1006,22 +978,22 @@ acpi_ev_create_gpe_block ( /* Dump info about this GPE block */ - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, - "GPE %02X to %02X [%4.4s] %u regs on int 0x%X\n", - (u32) gpe_block->block_base_number, - (u32) (gpe_block->block_base_number + - ((gpe_block->register_count * ACPI_GPE_REGISTER_WIDTH) -1)), - gpe_device->name.ascii, - gpe_block->register_count, - interrupt_level)); + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "GPE %02X to %02X [%4.4s] %u regs on int 0x%X\n", + (u32) gpe_block->block_base_number, + (u32) (gpe_block->block_base_number + + ((gpe_block->register_count * + ACPI_GPE_REGISTER_WIDTH) - 1)), + gpe_device->name.ascii, gpe_block->register_count, + interrupt_number)); /* Enable all valid GPEs found above */ - status = acpi_hw_enable_runtime_gpe_block (NULL, gpe_block); + status = acpi_hw_enable_runtime_gpe_block(NULL, gpe_block); - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, - "Found %u Wake, Enabled %u Runtime GPEs in this block\n", - wake_gpe_count, gpe_enabled_count)); + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "Found %u Wake, Enabled %u Runtime GPEs in this block\n", + wake_gpe_count, gpe_enabled_count)); /* Return the new block */ @@ -1029,10 +1001,9 @@ acpi_ev_create_gpe_block ( (*return_gpe_block) = gpe_block; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_gpe_initialize @@ -1045,22 +1016,18 @@ acpi_ev_create_gpe_block ( * ******************************************************************************/ -acpi_status -acpi_ev_gpe_initialize ( - void) +acpi_status acpi_ev_gpe_initialize(void) { - u32 register_count0 = 0; - u32 register_count1 = 0; - u32 gpe_number_max = 0; - acpi_status status; + u32 register_count0 = 0; + u32 register_count1 = 0; + u32 gpe_number_max = 0; + acpi_status status; + ACPI_FUNCTION_TRACE("ev_gpe_initialize"); - ACPI_FUNCTION_TRACE ("ev_gpe_initialize"); - - - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -1088,29 +1055,29 @@ acpi_ev_gpe_initialize ( * If EITHER the register length OR the block address are zero, then that * particular block is not supported. */ - if (acpi_gbl_FADT->gpe0_blk_len && - acpi_gbl_FADT->xgpe0_blk.address) { + if (acpi_gbl_FADT->gpe0_blk_len && acpi_gbl_FADT->xgpe0_blk.address) { /* GPE block 0 exists (has both length and address > 0) */ register_count0 = (u16) (acpi_gbl_FADT->gpe0_blk_len / 2); - gpe_number_max = (register_count0 * ACPI_GPE_REGISTER_WIDTH) - 1; + gpe_number_max = + (register_count0 * ACPI_GPE_REGISTER_WIDTH) - 1; /* Install GPE Block 0 */ - status = acpi_ev_create_gpe_block (acpi_gbl_fadt_gpe_device, - &acpi_gbl_FADT->xgpe0_blk, register_count0, 0, - acpi_gbl_FADT->sci_int, &acpi_gbl_gpe_fadt_blocks[0]); + status = acpi_ev_create_gpe_block(acpi_gbl_fadt_gpe_device, + &acpi_gbl_FADT->xgpe0_blk, + register_count0, 0, + acpi_gbl_FADT->sci_int, + &acpi_gbl_gpe_fadt_blocks[0]); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "Could not create GPE Block 0, %s\n", - acpi_format_exception (status))); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not create GPE Block 0, %s\n", + acpi_format_exception(status))); } } - if (acpi_gbl_FADT->gpe1_blk_len && - acpi_gbl_FADT->xgpe1_blk.address) { + if (acpi_gbl_FADT->gpe1_blk_len && acpi_gbl_FADT->xgpe1_blk.address) { /* GPE block 1 exists (has both length and address > 0) */ register_count1 = (u16) (acpi_gbl_FADT->gpe1_blk_len / 2); @@ -1118,29 +1085,26 @@ acpi_ev_gpe_initialize ( /* Check for GPE0/GPE1 overlap (if both banks exist) */ if ((register_count0) && - (gpe_number_max >= acpi_gbl_FADT->gpe1_base)) { - ACPI_REPORT_ERROR (( - "GPE0 block (GPE 0 to %d) overlaps the GPE1 block (GPE %d to %d) - Ignoring GPE1\n", - gpe_number_max, acpi_gbl_FADT->gpe1_base, - acpi_gbl_FADT->gpe1_base + - ((register_count1 * ACPI_GPE_REGISTER_WIDTH) - 1))); + (gpe_number_max >= acpi_gbl_FADT->gpe1_base)) { + ACPI_REPORT_ERROR(("GPE0 block (GPE 0 to %d) overlaps the GPE1 block (GPE %d to %d) - Ignoring GPE1\n", gpe_number_max, acpi_gbl_FADT->gpe1_base, acpi_gbl_FADT->gpe1_base + ((register_count1 * ACPI_GPE_REGISTER_WIDTH) - 1))); /* Ignore GPE1 block by setting the register count to zero */ register_count1 = 0; - } - else { + } else { /* Install GPE Block 1 */ - status = acpi_ev_create_gpe_block (acpi_gbl_fadt_gpe_device, - &acpi_gbl_FADT->xgpe1_blk, register_count1, - acpi_gbl_FADT->gpe1_base, - acpi_gbl_FADT->sci_int, &acpi_gbl_gpe_fadt_blocks[1]); - - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "Could not create GPE Block 1, %s\n", - acpi_format_exception (status))); + status = + acpi_ev_create_gpe_block(acpi_gbl_fadt_gpe_device, + &acpi_gbl_FADT->xgpe1_blk, + register_count1, + acpi_gbl_FADT->gpe1_base, + acpi_gbl_FADT->sci_int, + &acpi_gbl_gpe_fadt_blocks + [1]); + + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not create GPE Block 1, %s\n", acpi_format_exception(status))); } /* @@ -1148,7 +1112,7 @@ acpi_ev_gpe_initialize ( * space. However, GPE0 always starts at GPE number zero. */ gpe_number_max = acpi_gbl_FADT->gpe1_base + - ((register_count1 * ACPI_GPE_REGISTER_WIDTH) - 1); + ((register_count1 * ACPI_GPE_REGISTER_WIDTH) - 1); } } @@ -1157,8 +1121,8 @@ acpi_ev_gpe_initialize ( if ((register_count0 + register_count1) == 0) { /* GPEs are not required by ACPI, this is OK */ - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, - "There are no GPE blocks defined in the FADT\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "There are no GPE blocks defined in the FADT\n")); status = AE_OK; goto cleanup; } @@ -1166,15 +1130,12 @@ acpi_ev_gpe_initialize ( /* Check for Max GPE number out-of-range */ if (gpe_number_max > ACPI_GPE_MAX) { - ACPI_REPORT_ERROR (("Maximum GPE number from FADT is too large: 0x%X\n", - gpe_number_max)); + ACPI_REPORT_ERROR(("Maximum GPE number from FADT is too large: 0x%X\n", gpe_number_max)); status = AE_BAD_VALUE; goto cleanup; } -cleanup: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (AE_OK); + cleanup: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(AE_OK); } - - diff --git a/drivers/acpi/events/evmisc.c b/drivers/acpi/events/evmisc.c index 659e90956112..7e57b8470f55 100644 --- a/drivers/acpi/events/evmisc.c +++ b/drivers/acpi/events/evmisc.c @@ -47,12 +47,10 @@ #include <acpi/acinterp.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evmisc") - +ACPI_MODULE_NAME("evmisc") #ifdef ACPI_DEBUG_OUTPUT -static const char *acpi_notify_value_names[] = -{ +static const char *acpi_notify_value_names[] = { "Bus Check", "Device Check", "Device Wake", @@ -66,18 +64,11 @@ static const char *acpi_notify_value_names[] = /* Local prototypes */ -static void ACPI_SYSTEM_XFACE -acpi_ev_notify_dispatch ( - void *context); - -static void ACPI_SYSTEM_XFACE -acpi_ev_global_lock_thread ( - void *context); +static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context); -static u32 -acpi_ev_global_lock_handler ( - void *context); +static void ACPI_SYSTEM_XFACE acpi_ev_global_lock_thread(void *context); +static u32 acpi_ev_global_lock_handler(void *context); /******************************************************************************* * @@ -93,9 +84,7 @@ acpi_ev_global_lock_handler ( * ******************************************************************************/ -u8 -acpi_ev_is_notify_object ( - struct acpi_namespace_node *node) +u8 acpi_ev_is_notify_object(struct acpi_namespace_node *node) { switch (node->type) { case ACPI_TYPE_DEVICE: @@ -112,7 +101,6 @@ acpi_ev_is_notify_object ( } } - /******************************************************************************* * * FUNCTION: acpi_ev_queue_notify_request @@ -128,18 +116,15 @@ acpi_ev_is_notify_object ( ******************************************************************************/ acpi_status -acpi_ev_queue_notify_request ( - struct acpi_namespace_node *node, - u32 notify_value) +acpi_ev_queue_notify_request(struct acpi_namespace_node * node, + u32 notify_value) { - union acpi_operand_object *obj_desc; - union acpi_operand_object *handler_obj = NULL; - union acpi_generic_state *notify_info; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_NAME ("ev_queue_notify_request"); + union acpi_operand_object *obj_desc; + union acpi_operand_object *handler_obj = NULL; + union acpi_generic_state *notify_info; + acpi_status status = AE_OK; + ACPI_FUNCTION_NAME("ev_queue_notify_request"); /* * For value 3 (Ejection Request), some device method may need to be run. @@ -148,22 +133,22 @@ acpi_ev_queue_notify_request ( * For value 0x80 (Status Change) on the power button or sleep button, * initiate soft-off or sleep operation? */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Dispatching Notify(%X) on node %p\n", notify_value, node)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Dispatching Notify(%X) on node %p\n", notify_value, + node)); if (notify_value <= 7) { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Notify value: %s\n", - acpi_notify_value_names[notify_value])); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Notify value: 0x%2.2X **Device Specific**\n", - notify_value)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Notify value: %s\n", + acpi_notify_value_names[notify_value])); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Notify value: 0x%2.2X **Device Specific**\n", + notify_value)); } /* Get the notify object attached to the NS Node */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (obj_desc) { /* We have the notify object, Get the right handler */ @@ -174,10 +159,11 @@ acpi_ev_queue_notify_request ( case ACPI_TYPE_POWER: if (notify_value <= ACPI_MAX_SYS_NOTIFY) { - handler_obj = obj_desc->common_notify.system_notify; - } - else { - handler_obj = obj_desc->common_notify.device_notify; + handler_obj = + obj_desc->common_notify.system_notify; + } else { + handler_obj = + obj_desc->common_notify.device_notify; } break; @@ -189,23 +175,25 @@ acpi_ev_queue_notify_request ( /* If there is any handler to run, schedule the dispatcher */ - if ((acpi_gbl_system_notify.handler && (notify_value <= ACPI_MAX_SYS_NOTIFY)) || - (acpi_gbl_device_notify.handler && (notify_value > ACPI_MAX_SYS_NOTIFY)) || - handler_obj) { - notify_info = acpi_ut_create_generic_state (); + if ((acpi_gbl_system_notify.handler + && (notify_value <= ACPI_MAX_SYS_NOTIFY)) + || (acpi_gbl_device_notify.handler + && (notify_value > ACPI_MAX_SYS_NOTIFY)) || handler_obj) { + notify_info = acpi_ut_create_generic_state(); if (!notify_info) { return (AE_NO_MEMORY); } notify_info->common.data_type = ACPI_DESC_TYPE_STATE_NOTIFY; - notify_info->notify.node = node; - notify_info->notify.value = (u16) notify_value; + notify_info->notify.node = node; + notify_info->notify.value = (u16) notify_value; notify_info->notify.handler_obj = handler_obj; - status = acpi_os_queue_for_execution (OSD_PRIORITY_HIGH, - acpi_ev_notify_dispatch, notify_info); - if (ACPI_FAILURE (status)) { - acpi_ut_delete_generic_state (notify_info); + status = acpi_os_queue_for_execution(OSD_PRIORITY_HIGH, + acpi_ev_notify_dispatch, + notify_info); + if (ACPI_FAILURE(status)) { + acpi_ut_delete_generic_state(notify_info); } } @@ -214,15 +202,15 @@ acpi_ev_queue_notify_request ( * There is no per-device notify handler for this device. * This may or may not be a problem. */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "No notify handler for Notify(%4.4s, %X) node %p\n", - acpi_ut_get_node_name (node), notify_value, node)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "No notify handler for Notify(%4.4s, %X) node %p\n", + acpi_ut_get_node_name(node), notify_value, + node)); } return (status); } - /******************************************************************************* * * FUNCTION: acpi_ev_notify_dispatch @@ -236,18 +224,15 @@ acpi_ev_queue_notify_request ( * ******************************************************************************/ -static void ACPI_SYSTEM_XFACE -acpi_ev_notify_dispatch ( - void *context) +static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context) { - union acpi_generic_state *notify_info = (union acpi_generic_state *) context; - acpi_notify_handler global_handler = NULL; - void *global_context = NULL; - union acpi_operand_object *handler_obj; - - - ACPI_FUNCTION_ENTRY (); + union acpi_generic_state *notify_info = + (union acpi_generic_state *)context; + acpi_notify_handler global_handler = NULL; + void *global_context = NULL; + union acpi_operand_object *handler_obj; + ACPI_FUNCTION_ENTRY(); /* * We will invoke a global notify handler if installed. @@ -261,8 +246,7 @@ acpi_ev_notify_dispatch ( global_handler = acpi_gbl_system_notify.handler; global_context = acpi_gbl_system_notify.context; } - } - else { + } else { /* Global driver notification handler */ if (acpi_gbl_device_notify.handler) { @@ -274,25 +258,24 @@ acpi_ev_notify_dispatch ( /* Invoke the system handler first, if present */ if (global_handler) { - global_handler (notify_info->notify.node, notify_info->notify.value, - global_context); + global_handler(notify_info->notify.node, + notify_info->notify.value, global_context); } /* Now invoke the per-device handler, if present */ handler_obj = notify_info->notify.handler_obj; if (handler_obj) { - handler_obj->notify.handler (notify_info->notify.node, - notify_info->notify.value, - handler_obj->notify.context); + handler_obj->notify.handler(notify_info->notify.node, + notify_info->notify.value, + handler_obj->notify.context); } /* All done with the info object */ - acpi_ut_delete_generic_state (notify_info); + acpi_ut_delete_generic_state(notify_info); } - /******************************************************************************* * * FUNCTION: acpi_ev_global_lock_thread @@ -307,27 +290,24 @@ acpi_ev_notify_dispatch ( * ******************************************************************************/ -static void ACPI_SYSTEM_XFACE -acpi_ev_global_lock_thread ( - void *context) +static void ACPI_SYSTEM_XFACE acpi_ev_global_lock_thread(void *context) { - acpi_status status; - + acpi_status status; /* Signal threads that are waiting for the lock */ if (acpi_gbl_global_lock_thread_count) { /* Send sufficient units to the semaphore */ - status = acpi_os_signal_semaphore (acpi_gbl_global_lock_semaphore, - acpi_gbl_global_lock_thread_count); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not signal Global Lock semaphore\n")); + status = + acpi_os_signal_semaphore(acpi_gbl_global_lock_semaphore, + acpi_gbl_global_lock_thread_count); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not signal Global Lock semaphore\n")); } } } - /******************************************************************************* * * FUNCTION: acpi_ev_global_lock_handler @@ -342,20 +322,17 @@ acpi_ev_global_lock_thread ( * ******************************************************************************/ -static u32 -acpi_ev_global_lock_handler ( - void *context) +static u32 acpi_ev_global_lock_handler(void *context) { - u8 acquired = FALSE; - acpi_status status; - + u8 acquired = FALSE; + acpi_status status; /* * Attempt to get the lock * If we don't get it now, it will be marked pending and we will * take another interrupt when it becomes free. */ - ACPI_ACQUIRE_GLOBAL_LOCK (acpi_gbl_common_fACS.global_lock, acquired); + ACPI_ACQUIRE_GLOBAL_LOCK(acpi_gbl_common_fACS.global_lock, acquired); if (acquired) { /* Got the lock, now wake all threads waiting for it */ @@ -363,11 +340,11 @@ acpi_ev_global_lock_handler ( /* Run the Global Lock thread which will signal all waiting threads */ - status = acpi_os_queue_for_execution (OSD_PRIORITY_HIGH, - acpi_ev_global_lock_thread, context); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not queue Global Lock thread, %s\n", - acpi_format_exception (status))); + status = acpi_os_queue_for_execution(OSD_PRIORITY_HIGH, + acpi_ev_global_lock_thread, + context); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not queue Global Lock thread, %s\n", acpi_format_exception(status))); return (ACPI_INTERRUPT_NOT_HANDLED); } @@ -376,7 +353,6 @@ acpi_ev_global_lock_handler ( return (ACPI_INTERRUPT_HANDLED); } - /******************************************************************************* * * FUNCTION: acpi_ev_init_global_lock_handler @@ -389,19 +365,16 @@ acpi_ev_global_lock_handler ( * ******************************************************************************/ -acpi_status -acpi_ev_init_global_lock_handler ( - void) +acpi_status acpi_ev_init_global_lock_handler(void) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_init_global_lock_handler"); + acpi_status status; + ACPI_FUNCTION_TRACE("ev_init_global_lock_handler"); acpi_gbl_global_lock_present = TRUE; - status = acpi_install_fixed_event_handler (ACPI_EVENT_GLOBAL, - acpi_ev_global_lock_handler, NULL); + status = acpi_install_fixed_event_handler(ACPI_EVENT_GLOBAL, + acpi_ev_global_lock_handler, + NULL); /* * If the global lock does not exist on this platform, the attempt @@ -411,14 +384,15 @@ acpi_ev_init_global_lock_handler ( * with an error. */ if (status == AE_NO_HARDWARE_RESPONSE) { + ACPI_REPORT_ERROR(("No response from Global Lock hardware, disabling lock\n")); + acpi_gbl_global_lock_present = FALSE; status = AE_OK; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /****************************************************************************** * * FUNCTION: acpi_ev_acquire_global_lock @@ -431,22 +405,18 @@ acpi_ev_init_global_lock_handler ( * *****************************************************************************/ -acpi_status -acpi_ev_acquire_global_lock ( - u16 timeout) +acpi_status acpi_ev_acquire_global_lock(u16 timeout) { - acpi_status status = AE_OK; - u8 acquired = FALSE; - - - ACPI_FUNCTION_TRACE ("ev_acquire_global_lock"); + acpi_status status = AE_OK; + u8 acquired = FALSE; + ACPI_FUNCTION_TRACE("ev_acquire_global_lock"); #ifndef ACPI_APPLICATION /* Make sure that we actually have a global lock */ if (!acpi_gbl_global_lock_present) { - return_ACPI_STATUS (AE_NO_GLOBAL_LOCK); + return_ACPI_STATUS(AE_NO_GLOBAL_LOCK); } #endif @@ -459,37 +429,37 @@ acpi_ev_acquire_global_lock ( * we are done */ if (acpi_gbl_global_lock_acquired) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* We must acquire the actual hardware lock */ - ACPI_ACQUIRE_GLOBAL_LOCK (acpi_gbl_common_fACS.global_lock, acquired); + ACPI_ACQUIRE_GLOBAL_LOCK(acpi_gbl_common_fACS.global_lock, acquired); if (acquired) { - /* We got the lock */ + /* We got the lock */ - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Acquired the HW Global Lock\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Acquired the HW Global Lock\n")); acpi_gbl_global_lock_acquired = TRUE; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* * Did not get the lock. The pending bit was set above, and we must now * wait until we get the global lock released interrupt. */ - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Waiting for the HW Global Lock\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Waiting for the HW Global Lock\n")); /* * Acquire the global lock semaphore first. * Since this wait will block, we must release the interpreter */ - status = acpi_ex_system_wait_semaphore (acpi_gbl_global_lock_semaphore, - timeout); - return_ACPI_STATUS (status); + status = acpi_ex_system_wait_semaphore(acpi_gbl_global_lock_semaphore, + timeout); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_release_global_lock @@ -502,21 +472,16 @@ acpi_ev_acquire_global_lock ( * ******************************************************************************/ -acpi_status -acpi_ev_release_global_lock ( - void) +acpi_status acpi_ev_release_global_lock(void) { - u8 pending = FALSE; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ev_release_global_lock"); + u8 pending = FALSE; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ev_release_global_lock"); if (!acpi_gbl_global_lock_thread_count) { - ACPI_REPORT_WARNING(( - "Cannot release HW Global Lock, it has not been acquired\n")); - return_ACPI_STATUS (AE_NOT_ACQUIRED); + ACPI_REPORT_WARNING(("Cannot release HW Global Lock, it has not been acquired\n")); + return_ACPI_STATUS(AE_NOT_ACQUIRED); } /* One fewer thread has the global lock */ @@ -525,14 +490,14 @@ acpi_ev_release_global_lock ( if (acpi_gbl_global_lock_thread_count) { /* There are still some threads holding the lock, cannot release */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* * No more threads holding lock, we can do the actual hardware * release */ - ACPI_RELEASE_GLOBAL_LOCK (acpi_gbl_common_fACS.global_lock, pending); + ACPI_RELEASE_GLOBAL_LOCK(acpi_gbl_common_fACS.global_lock, pending); acpi_gbl_global_lock_acquired = FALSE; /* @@ -540,14 +505,13 @@ acpi_ev_release_global_lock ( * register */ if (pending) { - status = acpi_set_register (ACPI_BITREG_GLOBAL_LOCK_RELEASE, - 1, ACPI_MTX_LOCK); + status = acpi_set_register(ACPI_BITREG_GLOBAL_LOCK_RELEASE, + 1, ACPI_MTX_LOCK); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /****************************************************************************** * * FUNCTION: acpi_ev_terminate @@ -560,16 +524,12 @@ acpi_ev_release_global_lock ( * ******************************************************************************/ -void -acpi_ev_terminate ( - void) +void acpi_ev_terminate(void) { - acpi_native_uint i; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_terminate"); + acpi_native_uint i; + acpi_status status; + ACPI_FUNCTION_TRACE("ev_terminate"); if (acpi_gbl_events_initialized) { /* @@ -580,38 +540,39 @@ acpi_ev_terminate ( /* Disable all fixed events */ for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) { - status = acpi_disable_event ((u32) i, 0); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not disable fixed event %d\n", (u32) i)); + status = acpi_disable_event((u32) i, 0); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not disable fixed event %d\n", + (u32) i)); } } /* Disable all GPEs in all GPE blocks */ - status = acpi_ev_walk_gpe_list (acpi_hw_disable_gpe_block, ACPI_NOT_ISR); + status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block); /* Remove SCI handler */ - status = acpi_ev_remove_sci_handler (); + status = acpi_ev_remove_sci_handler(); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not remove SCI handler\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not remove SCI handler\n")); } } /* Deallocate all handler objects installed within GPE info structs */ - status = acpi_ev_walk_gpe_list (acpi_ev_delete_gpe_handlers, ACPI_NOT_ISR); + status = acpi_ev_walk_gpe_list(acpi_ev_delete_gpe_handlers); /* Return to original mode if necessary */ if (acpi_gbl_original_mode == ACPI_SYS_MODE_LEGACY) { - status = acpi_disable (); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "acpi_disable failed\n")); + status = acpi_disable(); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "acpi_disable failed\n")); } } return_VOID; } - diff --git a/drivers/acpi/events/evregion.c b/drivers/acpi/events/evregion.c index a1d7276c5742..84fad082d80d 100644 --- a/drivers/acpi/events/evregion.c +++ b/drivers/acpi/events/evregion.c @@ -41,39 +41,30 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acevents.h> #include <acpi/acnamesp.h> #include <acpi/acinterp.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evregion") - +ACPI_MODULE_NAME("evregion") #define ACPI_NUM_DEFAULT_SPACES 4 - -static u8 acpi_gbl_default_address_spaces[ACPI_NUM_DEFAULT_SPACES] = { - ACPI_ADR_SPACE_SYSTEM_MEMORY, - ACPI_ADR_SPACE_SYSTEM_IO, - ACPI_ADR_SPACE_PCI_CONFIG, - ACPI_ADR_SPACE_DATA_TABLE}; +static u8 acpi_gbl_default_address_spaces[ACPI_NUM_DEFAULT_SPACES] = { + ACPI_ADR_SPACE_SYSTEM_MEMORY, + ACPI_ADR_SPACE_SYSTEM_IO, + ACPI_ADR_SPACE_PCI_CONFIG, + ACPI_ADR_SPACE_DATA_TABLE +}; /* Local prototypes */ static acpi_status -acpi_ev_reg_run ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value); +acpi_ev_reg_run(acpi_handle obj_handle, + u32 level, void *context, void **return_value); static acpi_status -acpi_ev_install_handler ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value); - +acpi_ev_install_handler(acpi_handle obj_handle, + u32 level, void *context, void **return_value); /******************************************************************************* * @@ -87,19 +78,16 @@ acpi_ev_install_handler ( * ******************************************************************************/ -acpi_status -acpi_ev_install_region_handlers ( - void) { - acpi_status status; - acpi_native_uint i; - - - ACPI_FUNCTION_TRACE ("ev_install_region_handlers"); +acpi_status acpi_ev_install_region_handlers(void) +{ + acpi_status status; + acpi_native_uint i; + ACPI_FUNCTION_TRACE("ev_install_region_handlers"); - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -121,9 +109,11 @@ acpi_ev_install_region_handlers ( * Similar for AE_SAME_HANDLER. */ for (i = 0; i < ACPI_NUM_DEFAULT_SPACES; i++) { - status = acpi_ev_install_space_handler (acpi_gbl_root_node, - acpi_gbl_default_address_spaces[i], - ACPI_DEFAULT_HANDLER, NULL, NULL); + status = acpi_ev_install_space_handler(acpi_gbl_root_node, + acpi_gbl_default_address_spaces + [i], + ACPI_DEFAULT_HANDLER, + NULL, NULL); switch (status) { case AE_OK: case AE_SAME_HANDLER: @@ -140,12 +130,11 @@ acpi_ev_install_region_handlers ( } } -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_initialize_op_regions @@ -159,20 +148,16 @@ unlock_and_exit: * ******************************************************************************/ -acpi_status -acpi_ev_initialize_op_regions ( - void) +acpi_status acpi_ev_initialize_op_regions(void) { - acpi_status status; - acpi_native_uint i; - + acpi_status status; + acpi_native_uint i; - ACPI_FUNCTION_TRACE ("ev_initialize_op_regions"); + ACPI_FUNCTION_TRACE("ev_initialize_op_regions"); - - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -182,15 +167,15 @@ acpi_ev_initialize_op_regions ( /* TBD: Make sure handler is the DEFAULT handler, otherwise * _REG will have already been run. */ - status = acpi_ev_execute_reg_methods (acpi_gbl_root_node, - acpi_gbl_default_address_spaces[i]); + status = acpi_ev_execute_reg_methods(acpi_gbl_root_node, + acpi_gbl_default_address_spaces + [i]); } - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_execute_reg_method @@ -205,26 +190,22 @@ acpi_ev_initialize_op_regions ( ******************************************************************************/ acpi_status -acpi_ev_execute_reg_method ( - union acpi_operand_object *region_obj, - u32 function) +acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function) { - struct acpi_parameter_info info; - union acpi_operand_object *params[3]; - union acpi_operand_object *region_obj2; - acpi_status status; - + struct acpi_parameter_info info; + union acpi_operand_object *params[3]; + union acpi_operand_object *region_obj2; + acpi_status status; - ACPI_FUNCTION_TRACE ("ev_execute_reg_method"); + ACPI_FUNCTION_TRACE("ev_execute_reg_method"); - - region_obj2 = acpi_ns_get_secondary_object (region_obj); + region_obj2 = acpi_ns_get_secondary_object(region_obj); if (!region_obj2) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } if (region_obj2->extra.method_REG == NULL) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* @@ -237,12 +218,12 @@ acpi_ev_execute_reg_method ( * 0 for disconnecting the handler * Passed as a parameter */ - params[0] = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + params[0] = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!params[0]) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } - params[1] = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + params[1] = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!params[1]) { status = AE_NO_MEMORY; goto cleanup; @@ -260,19 +241,18 @@ acpi_ev_execute_reg_method ( /* Execute the method, no return value */ - ACPI_DEBUG_EXEC (acpi_ut_display_init_pathname ( - ACPI_TYPE_METHOD, info.node, NULL)); - status = acpi_ns_evaluate_by_handle (&info); + ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname + (ACPI_TYPE_METHOD, info.node, NULL)); + status = acpi_ns_evaluate_by_handle(&info); - acpi_ut_remove_reference (params[1]); + acpi_ut_remove_reference(params[1]); -cleanup: - acpi_ut_remove_reference (params[0]); + cleanup: + acpi_ut_remove_reference(params[0]); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_address_space_dispatch @@ -291,40 +271,38 @@ cleanup: ******************************************************************************/ acpi_status -acpi_ev_address_space_dispatch ( - union acpi_operand_object *region_obj, - u32 function, - acpi_physical_address address, - u32 bit_width, - void *value) +acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, + u32 function, + acpi_physical_address address, + u32 bit_width, void *value) { - acpi_status status; - acpi_status status2; - acpi_adr_space_handler handler; - acpi_adr_space_setup region_setup; - union acpi_operand_object *handler_desc; - union acpi_operand_object *region_obj2; - void *region_context = NULL; + acpi_status status; + acpi_status status2; + acpi_adr_space_handler handler; + acpi_adr_space_setup region_setup; + union acpi_operand_object *handler_desc; + union acpi_operand_object *region_obj2; + void *region_context = NULL; + ACPI_FUNCTION_TRACE("ev_address_space_dispatch"); - ACPI_FUNCTION_TRACE ("ev_address_space_dispatch"); - - - region_obj2 = acpi_ns_get_secondary_object (region_obj); + region_obj2 = acpi_ns_get_secondary_object(region_obj); if (!region_obj2) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } /* Ensure that there is a handler associated with this region */ handler_desc = region_obj->region.handler; if (!handler_desc) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "No handler for Region [%4.4s] (%p) [%s]\n", - acpi_ut_get_node_name (region_obj->region.node), - region_obj, acpi_ut_get_region_name (region_obj->region.space_id))); - - return_ACPI_STATUS (AE_NOT_EXIST); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No handler for Region [%4.4s] (%p) [%s]\n", + acpi_ut_get_node_name(region_obj->region. + node), region_obj, + acpi_ut_get_region_name(region_obj->region. + space_id))); + + return_ACPI_STATUS(AE_NOT_EXIST); } /* @@ -339,10 +317,13 @@ acpi_ev_address_space_dispatch ( if (!region_setup) { /* No initialization routine, exit with error */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "No init routine for region(%p) [%s]\n", - region_obj, acpi_ut_get_region_name (region_obj->region.space_id))); - return_ACPI_STATUS (AE_NOT_EXIST); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No init routine for region(%p) [%s]\n", + region_obj, + acpi_ut_get_region_name(region_obj-> + region. + space_id))); + return_ACPI_STATUS(AE_NOT_EXIST); } /* @@ -350,25 +331,29 @@ acpi_ev_address_space_dispatch ( * setup will potentially execute control methods * (e.g., _REG method for this region) */ - acpi_ex_exit_interpreter (); + acpi_ex_exit_interpreter(); - status = region_setup (region_obj, ACPI_REGION_ACTIVATE, - handler_desc->address_space.context, ®ion_context); + status = region_setup(region_obj, ACPI_REGION_ACTIVATE, + handler_desc->address_space.context, + ®ion_context); /* Re-enter the interpreter */ - status2 = acpi_ex_enter_interpreter (); - if (ACPI_FAILURE (status2)) { - return_ACPI_STATUS (status2); + status2 = acpi_ex_enter_interpreter(); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); } /* Check for failure of the Region Setup */ - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Region Init: %s [%s]\n", - acpi_format_exception (status), - acpi_ut_get_region_name (region_obj->region.space_id))); - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Region Init: %s [%s]\n", + acpi_format_exception(status), + acpi_ut_get_region_name(region_obj-> + region. + space_id))); + return_ACPI_STATUS(status); } /* @@ -380,14 +365,14 @@ acpi_ev_address_space_dispatch ( if (region_obj2->extra.region_context) { /* The handler for this region was already installed */ - ACPI_MEM_FREE (region_context); - } - else { + ACPI_MEM_FREE(region_context); + } else { /* * Save the returned context for use in all accesses to * this particular region */ - region_obj2->extra.region_context = region_context; + region_obj2->extra.region_context = + region_context; } } } @@ -396,13 +381,16 @@ acpi_ev_address_space_dispatch ( handler = handler_desc->address_space.handler; - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Handler %p (@%p) Address %8.8X%8.8X [%s]\n", - ®ion_obj->region.handler->address_space, handler, - ACPI_FORMAT_UINT64 (address), - acpi_ut_get_region_name (region_obj->region.space_id))); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Handler %p (@%p) Address %8.8X%8.8X [%s]\n", + ®ion_obj->region.handler->address_space, handler, + ACPI_FORMAT_UINT64(address), + acpi_ut_get_region_name(region_obj->region. + space_id))); - if (!(handler_desc->address_space.hflags & ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)) { + if (! + (handler_desc->address_space. + hflags & ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)) { /* * For handlers other than the default (supplied) handlers, we must * exit the interpreter because the handler *might* block -- we don't @@ -413,31 +401,33 @@ acpi_ev_address_space_dispatch ( /* Call the handler */ - status = handler (function, address, bit_width, value, + status = handler(function, address, bit_width, value, handler_desc->address_space.context, region_obj2->extra.region_context); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Handler for [%s] returned %s\n", - acpi_ut_get_region_name (region_obj->region.space_id), - acpi_format_exception (status))); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Handler for [%s] returned %s\n", + acpi_ut_get_region_name(region_obj->region. + space_id), + acpi_format_exception(status))); } - if (!(handler_desc->address_space.hflags & ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)) { + if (! + (handler_desc->address_space. + hflags & ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)) { /* * We just returned from a non-default handler, we must re-enter the * interpreter */ - status2 = acpi_ex_enter_interpreter (); - if (ACPI_FAILURE (status2)) { - return_ACPI_STATUS (status2); + status2 = acpi_ex_enter_interpreter(); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); } } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_detach_region @@ -453,23 +443,20 @@ acpi_ev_address_space_dispatch ( ******************************************************************************/ void -acpi_ev_detach_region( - union acpi_operand_object *region_obj, - u8 acpi_ns_is_locked) +acpi_ev_detach_region(union acpi_operand_object *region_obj, + u8 acpi_ns_is_locked) { - union acpi_operand_object *handler_obj; - union acpi_operand_object *obj_desc; - union acpi_operand_object **last_obj_ptr; - acpi_adr_space_setup region_setup; - void **region_context; - union acpi_operand_object *region_obj2; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_detach_region"); + union acpi_operand_object *handler_obj; + union acpi_operand_object *obj_desc; + union acpi_operand_object **last_obj_ptr; + acpi_adr_space_setup region_setup; + void **region_context; + union acpi_operand_object *region_obj2; + acpi_status status; + ACPI_FUNCTION_TRACE("ev_detach_region"); - region_obj2 = acpi_ns_get_secondary_object (region_obj); + region_obj2 = acpi_ns_get_secondary_object(region_obj); if (!region_obj2) { return_VOID; } @@ -493,34 +480,39 @@ acpi_ev_detach_region( /* Is this the correct Region? */ if (obj_desc == region_obj) { - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Removing Region %p from address handler %p\n", - region_obj, handler_obj)); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Removing Region %p from address handler %p\n", + region_obj, handler_obj)); /* This is it, remove it from the handler's list */ *last_obj_ptr = obj_desc->region.next; - obj_desc->region.next = NULL; /* Must clear field */ + obj_desc->region.next = NULL; /* Must clear field */ if (acpi_ns_is_locked) { - status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = + acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return_VOID; } } /* Now stop region accesses by executing the _REG method */ - status = acpi_ev_execute_reg_method (region_obj, 0); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "%s from region _REG, [%s]\n", - acpi_format_exception (status), - acpi_ut_get_region_name (region_obj->region.space_id))); + status = acpi_ev_execute_reg_method(region_obj, 0); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%s from region _REG, [%s]\n", + acpi_format_exception(status), + acpi_ut_get_region_name + (region_obj->region. + space_id))); } if (acpi_ns_is_locked) { - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = + acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return_VOID; } } @@ -528,15 +520,20 @@ acpi_ev_detach_region( /* Call the setup handler with the deactivate notification */ region_setup = handler_obj->address_space.setup; - status = region_setup (region_obj, ACPI_REGION_DEACTIVATE, - handler_obj->address_space.context, region_context); + status = + region_setup(region_obj, ACPI_REGION_DEACTIVATE, + handler_obj->address_space.context, + region_context); /* Init routine may fail, Just ignore errors */ - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "%s from region init, [%s]\n", - acpi_format_exception (status), - acpi_ut_get_region_name (region_obj->region.space_id))); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%s from region init, [%s]\n", + acpi_format_exception(status), + acpi_ut_get_region_name + (region_obj->region. + space_id))); } region_obj->region.flags &= ~(AOPOBJ_SETUP_COMPLETE); @@ -552,7 +549,7 @@ acpi_ev_detach_region( * this better be the region's handler */ region_obj->region.handler = NULL; - acpi_ut_remove_reference (handler_obj); + acpi_ut_remove_reference(handler_obj); return_VOID; } @@ -565,14 +562,13 @@ acpi_ev_detach_region( /* If we get here, the region was not in the handler's region list */ - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Cannot remove region %p from address handler %p\n", - region_obj, handler_obj)); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Cannot remove region %p from address handler %p\n", + region_obj, handler_obj)); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ev_attach_region @@ -589,20 +585,19 @@ acpi_ev_detach_region( ******************************************************************************/ acpi_status -acpi_ev_attach_region ( - union acpi_operand_object *handler_obj, - union acpi_operand_object *region_obj, - u8 acpi_ns_is_locked) +acpi_ev_attach_region(union acpi_operand_object *handler_obj, + union acpi_operand_object *region_obj, + u8 acpi_ns_is_locked) { - ACPI_FUNCTION_TRACE ("ev_attach_region"); - + ACPI_FUNCTION_TRACE("ev_attach_region"); - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Adding Region [%4.4s] %p to address handler %p [%s]\n", - acpi_ut_get_node_name (region_obj->region.node), - region_obj, handler_obj, - acpi_ut_get_region_name (region_obj->region.space_id))); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Adding Region [%4.4s] %p to address handler %p [%s]\n", + acpi_ut_get_node_name(region_obj->region.node), + region_obj, handler_obj, + acpi_ut_get_region_name(region_obj->region. + space_id))); /* Link this region to the front of the handler's list */ @@ -612,16 +607,15 @@ acpi_ev_attach_region ( /* Install the region's handler */ if (region_obj->region.handler) { - return_ACPI_STATUS (AE_ALREADY_EXISTS); + return_ACPI_STATUS(AE_ALREADY_EXISTS); } region_obj->region.handler = handler_obj; - acpi_ut_add_reference (handler_obj); + acpi_ut_add_reference(handler_obj); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_install_handler @@ -640,23 +634,18 @@ acpi_ev_attach_region ( ******************************************************************************/ static acpi_status -acpi_ev_install_handler ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value) +acpi_ev_install_handler(acpi_handle obj_handle, + u32 level, void *context, void **return_value) { - union acpi_operand_object *handler_obj; - union acpi_operand_object *next_handler_obj; - union acpi_operand_object *obj_desc; - struct acpi_namespace_node *node; - acpi_status status; + union acpi_operand_object *handler_obj; + union acpi_operand_object *next_handler_obj; + union acpi_operand_object *obj_desc; + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_NAME("ev_install_handler"); - ACPI_FUNCTION_NAME ("ev_install_handler"); - - - handler_obj = (union acpi_operand_object *) context; + handler_obj = (union acpi_operand_object *)context; /* Parameter validation */ @@ -666,7 +655,7 @@ acpi_ev_install_handler ( /* Convert and validate the device handle */ - node = acpi_ns_map_handle_to_node (obj_handle); + node = acpi_ns_map_handle_to_node(obj_handle); if (!node) { return (AE_BAD_PARAMETER); } @@ -676,14 +665,13 @@ acpi_ev_install_handler ( * that are allowed to have address space handlers */ if ((node->type != ACPI_TYPE_DEVICE) && - (node->type != ACPI_TYPE_REGION) && - (node != acpi_gbl_root_node)) { + (node->type != ACPI_TYPE_REGION) && (node != acpi_gbl_root_node)) { return (AE_OK); } /* Check for an existing internal object */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { /* No object, just exit */ @@ -692,18 +680,22 @@ acpi_ev_install_handler ( /* Devices are handled different than regions */ - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_DEVICE) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_DEVICE) { /* Check if this Device already has a handler for this address space */ next_handler_obj = obj_desc->device.handler; while (next_handler_obj) { /* Found a handler, is it for the same address space? */ - if (next_handler_obj->address_space.space_id == handler_obj->address_space.space_id) { - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Found handler for region [%s] in device %p(%p) handler %p\n", - acpi_ut_get_region_name (handler_obj->address_space.space_id), - obj_desc, next_handler_obj, handler_obj)); + if (next_handler_obj->address_space.space_id == + handler_obj->address_space.space_id) { + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Found handler for region [%s] in device %p(%p) handler %p\n", + acpi_ut_get_region_name + (handler_obj->address_space. + space_id), obj_desc, + next_handler_obj, + handler_obj)); /* * Since the object we found it on was a device, then it @@ -744,15 +736,14 @@ acpi_ev_install_handler ( * * First disconnect region for any previous handler (if any) */ - acpi_ev_detach_region (obj_desc, FALSE); + acpi_ev_detach_region(obj_desc, FALSE); /* Connect the region to the new handler */ - status = acpi_ev_attach_region (handler_obj, obj_desc, FALSE); + status = acpi_ev_attach_region(handler_obj, obj_desc, FALSE); return (status); } - /******************************************************************************* * * FUNCTION: acpi_ev_install_space_handler @@ -771,32 +762,27 @@ acpi_ev_install_handler ( ******************************************************************************/ acpi_status -acpi_ev_install_space_handler ( - struct acpi_namespace_node *node, - acpi_adr_space_type space_id, - acpi_adr_space_handler handler, - acpi_adr_space_setup setup, - void *context) +acpi_ev_install_space_handler(struct acpi_namespace_node * node, + acpi_adr_space_type space_id, + acpi_adr_space_handler handler, + acpi_adr_space_setup setup, void *context) { - union acpi_operand_object *obj_desc; - union acpi_operand_object *handler_obj; - acpi_status status; - acpi_object_type type; - u16 flags = 0; - - - ACPI_FUNCTION_TRACE ("ev_install_space_handler"); + union acpi_operand_object *obj_desc; + union acpi_operand_object *handler_obj; + acpi_status status; + acpi_object_type type; + u16 flags = 0; + ACPI_FUNCTION_TRACE("ev_install_space_handler"); /* * This registration is valid for only the types below * and the root. This is where the default handlers * get placed. */ - if ((node->type != ACPI_TYPE_DEVICE) && - (node->type != ACPI_TYPE_PROCESSOR) && - (node->type != ACPI_TYPE_THERMAL) && - (node != acpi_gbl_root_node)) { + if ((node->type != ACPI_TYPE_DEVICE) && + (node->type != ACPI_TYPE_PROCESSOR) && + (node->type != ACPI_TYPE_THERMAL) && (node != acpi_gbl_root_node)) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } @@ -807,32 +793,32 @@ acpi_ev_install_space_handler ( switch (space_id) { case ACPI_ADR_SPACE_SYSTEM_MEMORY: handler = acpi_ex_system_memory_space_handler; - setup = acpi_ev_system_memory_region_setup; + setup = acpi_ev_system_memory_region_setup; break; case ACPI_ADR_SPACE_SYSTEM_IO: handler = acpi_ex_system_io_space_handler; - setup = acpi_ev_io_space_region_setup; + setup = acpi_ev_io_space_region_setup; break; case ACPI_ADR_SPACE_PCI_CONFIG: handler = acpi_ex_pci_config_space_handler; - setup = acpi_ev_pci_config_region_setup; + setup = acpi_ev_pci_config_region_setup; break; case ACPI_ADR_SPACE_CMOS: handler = acpi_ex_cmos_space_handler; - setup = acpi_ev_cmos_region_setup; + setup = acpi_ev_cmos_region_setup; break; case ACPI_ADR_SPACE_PCI_BAR_TARGET: handler = acpi_ex_pci_bar_space_handler; - setup = acpi_ev_pci_bar_region_setup; + setup = acpi_ev_pci_bar_region_setup; break; case ACPI_ADR_SPACE_DATA_TABLE: handler = acpi_ex_data_table_space_handler; - setup = NULL; + setup = NULL; break; default: @@ -849,7 +835,7 @@ acpi_ev_install_space_handler ( /* Check for an existing internal object */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (obj_desc) { /* * The attached device object already exists. @@ -863,7 +849,8 @@ acpi_ev_install_space_handler ( /* Same space_id indicates a handler already installed */ if (handler_obj->address_space.space_id == space_id) { - if (handler_obj->address_space.handler == handler) { + if (handler_obj->address_space.handler == + handler) { /* * It is (relatively) OK to attempt to install the SAME * handler twice. This can easily happen @@ -871,8 +858,7 @@ acpi_ev_install_space_handler ( */ status = AE_SAME_HANDLER; goto unlock_and_exit; - } - else { + } else { /* A handler is already installed */ status = AE_ALREADY_EXISTS; @@ -884,21 +870,20 @@ acpi_ev_install_space_handler ( handler_obj = handler_obj->address_space.next; } - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Creating object on Device %p while installing handler\n", node)); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Creating object on Device %p while installing handler\n", + node)); /* obj_desc does not exist, create one */ if (node->type == ACPI_TYPE_ANY) { type = ACPI_TYPE_DEVICE; - } - else { + } else { type = node->type; } - obj_desc = acpi_ut_create_internal_object (type); + obj_desc = acpi_ut_create_internal_object(type); if (!obj_desc) { status = AE_NO_MEMORY; goto unlock_and_exit; @@ -910,21 +895,21 @@ acpi_ev_install_space_handler ( /* Attach the new object to the Node */ - status = acpi_ns_attach_object (node, obj_desc, type); + status = acpi_ns_attach_object(node, obj_desc, type); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } } - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Installing address handler for region %s(%X) on Device %4.4s %p(%p)\n", - acpi_ut_get_region_name (space_id), space_id, - acpi_ut_get_node_name (node), node, obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Installing address handler for region %s(%X) on Device %4.4s %p(%p)\n", + acpi_ut_get_region_name(space_id), space_id, + acpi_ut_get_node_name(node), node, obj_desc)); /* * Install the handler @@ -933,7 +918,8 @@ acpi_ev_install_space_handler ( * Just allocate the object for the handler and link it * into the list. */ - handler_obj = acpi_ut_create_internal_object (ACPI_TYPE_LOCAL_ADDRESS_HANDLER); + handler_obj = + acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_ADDRESS_HANDLER); if (!handler_obj) { status = AE_NO_MEMORY; goto unlock_and_exit; @@ -941,17 +927,17 @@ acpi_ev_install_space_handler ( /* Init handler obj */ - handler_obj->address_space.space_id = (u8) space_id; - handler_obj->address_space.hflags = flags; + handler_obj->address_space.space_id = (u8) space_id; + handler_obj->address_space.hflags = flags; handler_obj->address_space.region_list = NULL; - handler_obj->address_space.node = node; - handler_obj->address_space.handler = handler; - handler_obj->address_space.context = context; - handler_obj->address_space.setup = setup; + handler_obj->address_space.node = node; + handler_obj->address_space.handler = handler; + handler_obj->address_space.context = context; + handler_obj->address_space.setup = setup; /* Install at head of Device.address_space list */ - handler_obj->address_space.next = obj_desc->device.handler; + handler_obj->address_space.next = obj_desc->device.handler; /* * The Device object is the first reference on the handler_obj. @@ -971,15 +957,15 @@ acpi_ev_install_space_handler ( * In either case, back up and search down the remainder * of the branch */ - status = acpi_ns_walk_namespace (ACPI_TYPE_ANY, node, ACPI_UINT32_MAX, - ACPI_NS_WALK_UNLOCK, acpi_ev_install_handler, - handler_obj, NULL); + status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, node, ACPI_UINT32_MAX, + ACPI_NS_WALK_UNLOCK, + acpi_ev_install_handler, handler_obj, + NULL); -unlock_and_exit: - return_ACPI_STATUS (status); + unlock_and_exit: + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_execute_reg_methods @@ -995,15 +981,12 @@ unlock_and_exit: ******************************************************************************/ acpi_status -acpi_ev_execute_reg_methods ( - struct acpi_namespace_node *node, - acpi_adr_space_type space_id) +acpi_ev_execute_reg_methods(struct acpi_namespace_node *node, + acpi_adr_space_type space_id) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_execute_reg_methods"); + acpi_status status; + ACPI_FUNCTION_TRACE("ev_execute_reg_methods"); /* * Run all _REG methods for all Operation Regions for this @@ -1012,14 +995,13 @@ acpi_ev_execute_reg_methods ( * must be installed for all regions of this Space ID before we * can run any _REG methods) */ - status = acpi_ns_walk_namespace (ACPI_TYPE_ANY, node, ACPI_UINT32_MAX, - ACPI_NS_WALK_UNLOCK, acpi_ev_reg_run, - &space_id, NULL); + status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, node, ACPI_UINT32_MAX, + ACPI_NS_WALK_UNLOCK, acpi_ev_reg_run, + &space_id, NULL); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ev_reg_run @@ -1031,23 +1013,19 @@ acpi_ev_execute_reg_methods ( ******************************************************************************/ static acpi_status -acpi_ev_reg_run ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value) +acpi_ev_reg_run(acpi_handle obj_handle, + u32 level, void *context, void **return_value) { - union acpi_operand_object *obj_desc; - struct acpi_namespace_node *node; - acpi_adr_space_type space_id; - acpi_status status; + union acpi_operand_object *obj_desc; + struct acpi_namespace_node *node; + acpi_adr_space_type space_id; + acpi_status status; - - space_id = *ACPI_CAST_PTR (acpi_adr_space_type, context); + space_id = *ACPI_CAST_PTR(acpi_adr_space_type, context); /* Convert and validate the device handle */ - node = acpi_ns_map_handle_to_node (obj_handle); + node = acpi_ns_map_handle_to_node(obj_handle); if (!node) { return (AE_BAD_PARAMETER); } @@ -1056,14 +1034,13 @@ acpi_ev_reg_run ( * We only care about regions.and objects * that are allowed to have address space handlers */ - if ((node->type != ACPI_TYPE_REGION) && - (node != acpi_gbl_root_node)) { + if ((node->type != ACPI_TYPE_REGION) && (node != acpi_gbl_root_node)) { return (AE_OK); } /* Check for an existing internal object */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { /* No object, just exit */ @@ -1080,7 +1057,6 @@ acpi_ev_reg_run ( return (AE_OK); } - status = acpi_ev_execute_reg_method (obj_desc, 1); + status = acpi_ev_execute_reg_method(obj_desc, 1); return (status); } - diff --git a/drivers/acpi/events/evrgnini.c b/drivers/acpi/events/evrgnini.c index 95bc09c73a6a..a1bd2da27c45 100644 --- a/drivers/acpi/events/evrgnini.c +++ b/drivers/acpi/events/evrgnini.c @@ -41,14 +41,12 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acevents.h> #include <acpi/acnamesp.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evrgnini") - +ACPI_MODULE_NAME("evrgnini") /******************************************************************************* * @@ -64,34 +62,31 @@ * DESCRIPTION: Setup a system_memory operation region * ******************************************************************************/ - acpi_status -acpi_ev_system_memory_region_setup ( - acpi_handle handle, - u32 function, - void *handler_context, - void **region_context) +acpi_ev_system_memory_region_setup(acpi_handle handle, + u32 function, + void *handler_context, void **region_context) { - union acpi_operand_object *region_desc = (union acpi_operand_object *) handle; - struct acpi_mem_space_context *local_region_context; - - - ACPI_FUNCTION_TRACE ("ev_system_memory_region_setup"); + union acpi_operand_object *region_desc = + (union acpi_operand_object *)handle; + struct acpi_mem_space_context *local_region_context; + ACPI_FUNCTION_TRACE("ev_system_memory_region_setup"); if (function == ACPI_REGION_DEACTIVATE) { if (*region_context) { - ACPI_MEM_FREE (*region_context); + ACPI_MEM_FREE(*region_context); *region_context = NULL; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Create a new context */ - local_region_context = ACPI_MEM_CALLOCATE (sizeof (struct acpi_mem_space_context)); + local_region_context = + ACPI_MEM_CALLOCATE(sizeof(struct acpi_mem_space_context)); if (!(local_region_context)) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Save the region length and address for use in the handler */ @@ -100,10 +95,9 @@ acpi_ev_system_memory_region_setup ( local_region_context->address = region_desc->region.address; *region_context = local_region_context; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_io_space_region_setup @@ -120,26 +114,21 @@ acpi_ev_system_memory_region_setup ( ******************************************************************************/ acpi_status -acpi_ev_io_space_region_setup ( - acpi_handle handle, - u32 function, - void *handler_context, - void **region_context) +acpi_ev_io_space_region_setup(acpi_handle handle, + u32 function, + void *handler_context, void **region_context) { - ACPI_FUNCTION_TRACE ("ev_io_space_region_setup"); - + ACPI_FUNCTION_TRACE("ev_io_space_region_setup"); if (function == ACPI_REGION_DEACTIVATE) { *region_context = NULL; - } - else { + } else { *region_context = handler_context; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_pci_config_region_setup @@ -158,24 +147,21 @@ acpi_ev_io_space_region_setup ( ******************************************************************************/ acpi_status -acpi_ev_pci_config_region_setup ( - acpi_handle handle, - u32 function, - void *handler_context, - void **region_context) +acpi_ev_pci_config_region_setup(acpi_handle handle, + u32 function, + void *handler_context, void **region_context) { - acpi_status status = AE_OK; - acpi_integer pci_value; - struct acpi_pci_id *pci_id = *region_context; - union acpi_operand_object *handler_obj; - struct acpi_namespace_node *parent_node; - struct acpi_namespace_node *pci_root_node; - union acpi_operand_object *region_obj = (union acpi_operand_object *) handle; - struct acpi_device_id object_hID; - - - ACPI_FUNCTION_TRACE ("ev_pci_config_region_setup"); - + acpi_status status = AE_OK; + acpi_integer pci_value; + struct acpi_pci_id *pci_id = *region_context; + union acpi_operand_object *handler_obj; + struct acpi_namespace_node *parent_node; + struct acpi_namespace_node *pci_root_node; + union acpi_operand_object *region_obj = + (union acpi_operand_object *)handle; + struct acpi_device_id object_hID; + + ACPI_FUNCTION_TRACE("ev_pci_config_region_setup"); handler_obj = region_obj->region.handler; if (!handler_obj) { @@ -183,20 +169,21 @@ acpi_ev_pci_config_region_setup ( * No installed handler. This shouldn't happen because the dispatch * routine checks before we get here, but we check again just in case. */ - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Attempting to init a region %p, with no handler\n", region_obj)); - return_ACPI_STATUS (AE_NOT_EXIST); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Attempting to init a region %p, with no handler\n", + region_obj)); + return_ACPI_STATUS(AE_NOT_EXIST); } *region_context = NULL; if (function == ACPI_REGION_DEACTIVATE) { if (pci_id) { - ACPI_MEM_FREE (pci_id); + ACPI_MEM_FREE(pci_id); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - parent_node = acpi_ns_get_parent_node (region_obj->region.node); + parent_node = acpi_ns_get_parent_node(region_obj->region.node); /* * Get the _SEG and _BBN values from the device upon which the handler @@ -216,18 +203,28 @@ acpi_ev_pci_config_region_setup ( pci_root_node = parent_node; while (pci_root_node != acpi_gbl_root_node) { - status = acpi_ut_execute_HID (pci_root_node, &object_hID); - if (ACPI_SUCCESS (status)) { - /* Got a valid _HID, check if this is a PCI root */ - - if (!(ACPI_STRNCMP (object_hID.value, PCI_ROOT_HID_STRING, - sizeof (PCI_ROOT_HID_STRING)))) { + status = + acpi_ut_execute_HID(pci_root_node, &object_hID); + if (ACPI_SUCCESS(status)) { + /* + * Got a valid _HID string, check if this is a PCI root. + * New for ACPI 3.0: check for a PCI Express root also. + */ + if (! + (ACPI_STRNCMP + (object_hID.value, PCI_ROOT_HID_STRING, + sizeof(PCI_ROOT_HID_STRING)) + || + !(ACPI_STRNCMP + (object_hID.value, + PCI_EXPRESS_ROOT_HID_STRING, + sizeof(PCI_EXPRESS_ROOT_HID_STRING))))) + { /* Install a handler for this PCI root bridge */ - status = acpi_install_address_space_handler ((acpi_handle) pci_root_node, - ACPI_ADR_SPACE_PCI_CONFIG, - ACPI_DEFAULT_HANDLER, NULL, NULL); - if (ACPI_FAILURE (status)) { + status = + acpi_install_address_space_handler((acpi_handle) pci_root_node, ACPI_ADR_SPACE_PCI_CONFIG, ACPI_DEFAULT_HANDLER, NULL, NULL); + if (ACPI_FAILURE(status)) { if (status == AE_SAME_HANDLER) { /* * It is OK if the handler is already installed on the root @@ -235,23 +232,19 @@ acpi_ev_pci_config_region_setup ( * new PCI_Config operation region, however. */ status = AE_OK; - } - else { - ACPI_REPORT_ERROR (( - "Could not install pci_config handler for Root Bridge %4.4s, %s\n", - acpi_ut_get_node_name (pci_root_node), acpi_format_exception (status))); + } else { + ACPI_REPORT_ERROR(("Could not install pci_config handler for Root Bridge %4.4s, %s\n", acpi_ut_get_node_name(pci_root_node), acpi_format_exception(status))); } } break; } } - pci_root_node = acpi_ns_get_parent_node (pci_root_node); + pci_root_node = acpi_ns_get_parent_node(pci_root_node); } /* PCI root bridge not found, use namespace root node */ - } - else { + } else { pci_root_node = handler_obj->address_space.node; } @@ -260,14 +253,14 @@ acpi_ev_pci_config_region_setup ( * (install_address_space_handler could have initialized it) */ if (region_obj->region.flags & AOPOBJ_SETUP_COMPLETE) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Region is still not initialized. Create a new context */ - pci_id = ACPI_MEM_CALLOCATE (sizeof (struct acpi_pci_id)); + pci_id = ACPI_MEM_CALLOCATE(sizeof(struct acpi_pci_id)); if (!pci_id) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* @@ -279,40 +272,45 @@ acpi_ev_pci_config_region_setup ( * Get the PCI device and function numbers from the _ADR object * contained in the parent's scope. */ - status = acpi_ut_evaluate_numeric_object (METHOD_NAME__ADR, parent_node, &pci_value); + status = + acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR, parent_node, + &pci_value); /* * The default is zero, and since the allocation above zeroed * the data, just do nothing on failure. */ - if (ACPI_SUCCESS (status)) { - pci_id->device = ACPI_HIWORD (ACPI_LODWORD (pci_value)); - pci_id->function = ACPI_LOWORD (ACPI_LODWORD (pci_value)); + if (ACPI_SUCCESS(status)) { + pci_id->device = ACPI_HIWORD(ACPI_LODWORD(pci_value)); + pci_id->function = ACPI_LOWORD(ACPI_LODWORD(pci_value)); } /* The PCI segment number comes from the _SEG method */ - status = acpi_ut_evaluate_numeric_object (METHOD_NAME__SEG, pci_root_node, &pci_value); - if (ACPI_SUCCESS (status)) { - pci_id->segment = ACPI_LOWORD (pci_value); + status = + acpi_ut_evaluate_numeric_object(METHOD_NAME__SEG, pci_root_node, + &pci_value); + if (ACPI_SUCCESS(status)) { + pci_id->segment = ACPI_LOWORD(pci_value); } /* The PCI bus number comes from the _BBN method */ - status = acpi_ut_evaluate_numeric_object (METHOD_NAME__BBN, pci_root_node, &pci_value); - if (ACPI_SUCCESS (status)) { - pci_id->bus = ACPI_LOWORD (pci_value); + status = + acpi_ut_evaluate_numeric_object(METHOD_NAME__BBN, pci_root_node, + &pci_value); + if (ACPI_SUCCESS(status)) { + pci_id->bus = ACPI_LOWORD(pci_value); } /* Complete this device's pci_id */ - acpi_os_derive_pci_id (pci_root_node, region_obj->region.node, &pci_id); + acpi_os_derive_pci_id(pci_root_node, region_obj->region.node, &pci_id); *region_context = pci_id; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_pci_bar_region_setup @@ -331,19 +329,15 @@ acpi_ev_pci_config_region_setup ( ******************************************************************************/ acpi_status -acpi_ev_pci_bar_region_setup ( - acpi_handle handle, - u32 function, - void *handler_context, - void **region_context) +acpi_ev_pci_bar_region_setup(acpi_handle handle, + u32 function, + void *handler_context, void **region_context) { - ACPI_FUNCTION_TRACE ("ev_pci_bar_region_setup"); - + ACPI_FUNCTION_TRACE("ev_pci_bar_region_setup"); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_cmos_region_setup @@ -362,19 +356,15 @@ acpi_ev_pci_bar_region_setup ( ******************************************************************************/ acpi_status -acpi_ev_cmos_region_setup ( - acpi_handle handle, - u32 function, - void *handler_context, - void **region_context) +acpi_ev_cmos_region_setup(acpi_handle handle, + u32 function, + void *handler_context, void **region_context) { - ACPI_FUNCTION_TRACE ("ev_cmos_region_setup"); - + ACPI_FUNCTION_TRACE("ev_cmos_region_setup"); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_default_region_setup @@ -391,26 +381,21 @@ acpi_ev_cmos_region_setup ( ******************************************************************************/ acpi_status -acpi_ev_default_region_setup ( - acpi_handle handle, - u32 function, - void *handler_context, - void **region_context) +acpi_ev_default_region_setup(acpi_handle handle, + u32 function, + void *handler_context, void **region_context) { - ACPI_FUNCTION_TRACE ("ev_default_region_setup"); - + ACPI_FUNCTION_TRACE("ev_default_region_setup"); if (function == ACPI_REGION_DEACTIVATE) { *region_context = NULL; - } - else { + } else { *region_context = handler_context; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ev_initialize_region @@ -434,37 +419,34 @@ acpi_ev_default_region_setup ( ******************************************************************************/ acpi_status -acpi_ev_initialize_region ( - union acpi_operand_object *region_obj, - u8 acpi_ns_locked) +acpi_ev_initialize_region(union acpi_operand_object *region_obj, + u8 acpi_ns_locked) { - union acpi_operand_object *handler_obj; - union acpi_operand_object *obj_desc; - acpi_adr_space_type space_id; - struct acpi_namespace_node *node; - acpi_status status; - struct acpi_namespace_node *method_node; - acpi_name *reg_name_ptr = (acpi_name *) METHOD_NAME__REG; - union acpi_operand_object *region_obj2; - - - ACPI_FUNCTION_TRACE_U32 ("ev_initialize_region", acpi_ns_locked); + union acpi_operand_object *handler_obj; + union acpi_operand_object *obj_desc; + acpi_adr_space_type space_id; + struct acpi_namespace_node *node; + acpi_status status; + struct acpi_namespace_node *method_node; + acpi_name *reg_name_ptr = (acpi_name *) METHOD_NAME__REG; + union acpi_operand_object *region_obj2; + ACPI_FUNCTION_TRACE_U32("ev_initialize_region", acpi_ns_locked); if (!region_obj) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } if (region_obj->common.flags & AOPOBJ_OBJECT_INITIALIZED) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - region_obj2 = acpi_ns_get_secondary_object (region_obj); + region_obj2 = acpi_ns_get_secondary_object(region_obj); if (!region_obj2) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } - node = acpi_ns_get_parent_node (region_obj->region.node); + node = acpi_ns_get_parent_node(region_obj->region.node); space_id = region_obj->region.space_id; /* Setup defaults */ @@ -476,9 +458,9 @@ acpi_ev_initialize_region ( /* Find any "_REG" method associated with this region definition */ - status = acpi_ns_search_node (*reg_name_ptr, node, - ACPI_TYPE_METHOD, &method_node); - if (ACPI_SUCCESS (status)) { + status = acpi_ns_search_node(*reg_name_ptr, node, + ACPI_TYPE_METHOD, &method_node); + if (ACPI_SUCCESS(status)) { /* * The _REG method is optional and there can be only one per region * definition. This will be executed when the handler is attached @@ -495,7 +477,7 @@ acpi_ev_initialize_region ( /* Check to see if a handler exists */ handler_obj = NULL; - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (obj_desc) { /* Can only be a handler if the object exists */ @@ -523,37 +505,50 @@ acpi_ev_initialize_region ( while (handler_obj) { /* Is this handler of the correct type? */ - if (handler_obj->address_space.space_id == space_id) { + if (handler_obj->address_space.space_id == + space_id) { /* Found correct handler */ - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Found handler %p for region %p in obj %p\n", - handler_obj, region_obj, obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Found handler %p for region %p in obj %p\n", + handler_obj, + region_obj, + obj_desc)); - status = acpi_ev_attach_region (handler_obj, region_obj, - acpi_ns_locked); + status = + acpi_ev_attach_region(handler_obj, + region_obj, + acpi_ns_locked); /* * Tell all users that this region is usable by running the _REG * method */ if (acpi_ns_locked) { - status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ut_release_mutex + (ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS + (status); } } - status = acpi_ev_execute_reg_method (region_obj, 1); + status = + acpi_ev_execute_reg_method + (region_obj, 1); if (acpi_ns_locked) { - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ut_acquire_mutex + (ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS + (status); } } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Try next handler in the list */ @@ -566,15 +561,15 @@ acpi_ev_initialize_region ( * This node does not have the handler we need; * Pop up one level */ - node = acpi_ns_get_parent_node (node); + node = acpi_ns_get_parent_node(node); } /* If we get here, there is no handler for this region */ - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "No handler for region_type %s(%X) (region_obj %p)\n", - acpi_ut_get_region_name (space_id), space_id, region_obj)); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "No handler for region_type %s(%X) (region_obj %p)\n", + acpi_ut_get_region_name(space_id), space_id, + region_obj)); - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } - diff --git a/drivers/acpi/events/evsci.c b/drivers/acpi/events/evsci.c index f3123c26ae98..141835977002 100644 --- a/drivers/acpi/events/evsci.c +++ b/drivers/acpi/events/evsci.c @@ -45,16 +45,11 @@ #include <acpi/acpi.h> #include <acpi/acevents.h> - #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evsci") +ACPI_MODULE_NAME("evsci") /* Local prototypes */ - -static u32 ACPI_SYSTEM_XFACE -acpi_ev_sci_xrupt_handler ( - void *context); - +static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context); /******************************************************************************* * @@ -69,17 +64,13 @@ acpi_ev_sci_xrupt_handler ( * ******************************************************************************/ -static u32 ACPI_SYSTEM_XFACE -acpi_ev_sci_xrupt_handler ( - void *context) +static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context) { - struct acpi_gpe_xrupt_info *gpe_xrupt_list = context; - u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED; - + struct acpi_gpe_xrupt_info *gpe_xrupt_list = context; + u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED; ACPI_FUNCTION_TRACE("ev_sci_xrupt_handler"); - /* * We are guaranteed by the ACPI CA initialization/shutdown code that * if this interrupt handler is installed, ACPI is enabled. @@ -89,18 +80,17 @@ acpi_ev_sci_xrupt_handler ( * Fixed Events: * Check for and dispatch any Fixed Events that have occurred */ - interrupt_handled |= acpi_ev_fixed_event_detect (); + interrupt_handled |= acpi_ev_fixed_event_detect(); /* * General Purpose Events: * Check for and dispatch any GPEs that have occurred */ - interrupt_handled |= acpi_ev_gpe_detect (gpe_xrupt_list); + interrupt_handled |= acpi_ev_gpe_detect(gpe_xrupt_list); - return_VALUE (interrupt_handled); + return_VALUE(interrupt_handled); } - /******************************************************************************* * * FUNCTION: acpi_ev_gpe_xrupt_handler @@ -113,17 +103,13 @@ acpi_ev_sci_xrupt_handler ( * ******************************************************************************/ -u32 ACPI_SYSTEM_XFACE -acpi_ev_gpe_xrupt_handler ( - void *context) +u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context) { - struct acpi_gpe_xrupt_info *gpe_xrupt_list = context; - u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED; - + struct acpi_gpe_xrupt_info *gpe_xrupt_list = context; + u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED; ACPI_FUNCTION_TRACE("ev_gpe_xrupt_handler"); - /* * We are guaranteed by the ACPI CA initialization/shutdown code that * if this interrupt handler is installed, ACPI is enabled. @@ -133,12 +119,11 @@ acpi_ev_gpe_xrupt_handler ( * GPEs: * Check for and dispatch any GPEs that have occurred */ - interrupt_handled |= acpi_ev_gpe_detect (gpe_xrupt_list); + interrupt_handled |= acpi_ev_gpe_detect(gpe_xrupt_list); - return_VALUE (interrupt_handled); + return_VALUE(interrupt_handled); } - /****************************************************************************** * * FUNCTION: acpi_ev_install_sci_handler @@ -151,22 +136,18 @@ acpi_ev_gpe_xrupt_handler ( * ******************************************************************************/ -u32 -acpi_ev_install_sci_handler ( - void) +u32 acpi_ev_install_sci_handler(void) { - u32 status = AE_OK; - + u32 status = AE_OK; - ACPI_FUNCTION_TRACE ("ev_install_sci_handler"); + ACPI_FUNCTION_TRACE("ev_install_sci_handler"); - - status = acpi_os_install_interrupt_handler ((u32) acpi_gbl_FADT->sci_int, - acpi_ev_sci_xrupt_handler, acpi_gbl_gpe_xrupt_list_head); - return_ACPI_STATUS (status); + status = acpi_os_install_interrupt_handler((u32) acpi_gbl_FADT->sci_int, + acpi_ev_sci_xrupt_handler, + acpi_gbl_gpe_xrupt_list_head); + return_ACPI_STATUS(status); } - /****************************************************************************** * * FUNCTION: acpi_ev_remove_sci_handler @@ -186,22 +167,16 @@ acpi_ev_install_sci_handler ( * ******************************************************************************/ -acpi_status -acpi_ev_remove_sci_handler ( - void) +acpi_status acpi_ev_remove_sci_handler(void) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ev_remove_sci_handler"); + acpi_status status; + ACPI_FUNCTION_TRACE("ev_remove_sci_handler"); /* Just let the OS remove the handler and disable the level */ - status = acpi_os_remove_interrupt_handler ((u32) acpi_gbl_FADT->sci_int, - acpi_ev_sci_xrupt_handler); + status = acpi_os_remove_interrupt_handler((u32) acpi_gbl_FADT->sci_int, + acpi_ev_sci_xrupt_handler); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/events/evxface.c b/drivers/acpi/events/evxface.c index 4092d47f6758..43b33d19cdf9 100644 --- a/drivers/acpi/events/evxface.c +++ b/drivers/acpi/events/evxface.c @@ -49,8 +49,7 @@ #include <acpi/acinterp.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evxface") - +ACPI_MODULE_NAME("evxface") /******************************************************************************* * @@ -64,21 +63,16 @@ * DESCRIPTION: Saves the pointer to the handler function * ******************************************************************************/ - #ifdef ACPI_FUTURE_USAGE -acpi_status -acpi_install_exception_handler ( - acpi_exception_handler handler) +acpi_status acpi_install_exception_handler(acpi_exception_handler handler) { - acpi_status status; - + acpi_status status; - ACPI_FUNCTION_TRACE ("acpi_install_exception_handler"); + ACPI_FUNCTION_TRACE("acpi_install_exception_handler"); - - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Don't allow two handlers. */ @@ -92,12 +86,11 @@ acpi_install_exception_handler ( acpi_gbl_exception_handler = handler; -cleanup: - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); - return_ACPI_STATUS (status); + cleanup: + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); + return_ACPI_STATUS(status); } -#endif /* ACPI_FUTURE_USAGE */ - +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -116,26 +109,22 @@ cleanup: ******************************************************************************/ acpi_status -acpi_install_fixed_event_handler ( - u32 event, - acpi_event_handler handler, - void *context) +acpi_install_fixed_event_handler(u32 event, + acpi_event_handler handler, void *context) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_install_fixed_event_handler"); + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_install_fixed_event_handler"); /* Parameter validation */ if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Don't allow two handlers. */ @@ -150,29 +139,29 @@ acpi_install_fixed_event_handler ( acpi_gbl_fixed_event_handlers[event].handler = handler; acpi_gbl_fixed_event_handlers[event].context = context; - status = acpi_clear_event (event); + status = acpi_clear_event(event); if (ACPI_SUCCESS(status)) - status = acpi_enable_event (event, 0); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "Could not enable fixed event.\n")); + status = acpi_enable_event(event, 0); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Could not enable fixed event.\n")); /* Remove the handler */ acpi_gbl_fixed_event_handlers[event].handler = NULL; acpi_gbl_fixed_event_handlers[event].context = NULL; - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Enabled fixed event %X, Handler=%p\n", event, handler)); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Enabled fixed event %X, Handler=%p\n", event, + handler)); } - -cleanup: - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); - return_ACPI_STATUS (status); + cleanup: + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_install_fixed_event_handler); +EXPORT_SYMBOL(acpi_install_fixed_event_handler); /******************************************************************************* * @@ -188,49 +177,45 @@ EXPORT_SYMBOL(acpi_install_fixed_event_handler); ******************************************************************************/ acpi_status -acpi_remove_fixed_event_handler ( - u32 event, - acpi_event_handler handler) +acpi_remove_fixed_event_handler(u32 event, acpi_event_handler handler) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("acpi_remove_fixed_event_handler"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("acpi_remove_fixed_event_handler"); /* Parameter validation */ if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Disable the event before removing the handler */ - status = acpi_disable_event (event, 0); + status = acpi_disable_event(event, 0); /* Always Remove the handler */ acpi_gbl_fixed_event_handlers[event].handler = NULL; acpi_gbl_fixed_event_handlers[event].context = NULL; - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, - "Could not write to fixed event enable register.\n")); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Disabled fixed event %X.\n", event)); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Could not write to fixed event enable register.\n")); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Disabled fixed event %X.\n", + event)); } - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); - return_ACPI_STATUS (status); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_remove_fixed_event_handler); +EXPORT_SYMBOL(acpi_remove_fixed_event_handler); /******************************************************************************* * @@ -251,37 +236,32 @@ EXPORT_SYMBOL(acpi_remove_fixed_event_handler); ******************************************************************************/ acpi_status -acpi_install_notify_handler ( - acpi_handle device, - u32 handler_type, - acpi_notify_handler handler, - void *context) +acpi_install_notify_handler(acpi_handle device, + u32 handler_type, + acpi_notify_handler handler, void *context) { - union acpi_operand_object *obj_desc; - union acpi_operand_object *notify_obj; - struct acpi_namespace_node *node; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_install_notify_handler"); + union acpi_operand_object *obj_desc; + union acpi_operand_object *notify_obj; + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_install_notify_handler"); /* Parameter validation */ - if ((!device) || - (!handler) || - (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((!device) || + (!handler) || (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Convert and validate the device handle */ - node = acpi_ns_map_handle_to_node (device); + node = acpi_ns_map_handle_to_node(device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -297,21 +277,21 @@ acpi_install_notify_handler ( /* Make sure the handler is not already installed */ if (((handler_type & ACPI_SYSTEM_NOTIFY) && - acpi_gbl_system_notify.handler) || - ((handler_type & ACPI_DEVICE_NOTIFY) && - acpi_gbl_device_notify.handler)) { + acpi_gbl_system_notify.handler) || + ((handler_type & ACPI_DEVICE_NOTIFY) && + acpi_gbl_device_notify.handler)) { status = AE_ALREADY_EXISTS; goto unlock_and_exit; } if (handler_type & ACPI_SYSTEM_NOTIFY) { - acpi_gbl_system_notify.node = node; + acpi_gbl_system_notify.node = node; acpi_gbl_system_notify.handler = handler; acpi_gbl_system_notify.context = context; } if (handler_type & ACPI_DEVICE_NOTIFY) { - acpi_gbl_device_notify.node = node; + acpi_gbl_device_notify.node = node; acpi_gbl_device_notify.handler = handler; acpi_gbl_device_notify.context = context; } @@ -327,29 +307,28 @@ acpi_install_notify_handler ( else { /* Notifies allowed on this object? */ - if (!acpi_ev_is_notify_object (node)) { + if (!acpi_ev_is_notify_object(node)) { status = AE_TYPE; goto unlock_and_exit; } /* Check for an existing internal object */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (obj_desc) { /* Object exists - make sure there's no handler */ if (((handler_type & ACPI_SYSTEM_NOTIFY) && - obj_desc->common_notify.system_notify) || - ((handler_type & ACPI_DEVICE_NOTIFY) && - obj_desc->common_notify.device_notify)) { + obj_desc->common_notify.system_notify) || + ((handler_type & ACPI_DEVICE_NOTIFY) && + obj_desc->common_notify.device_notify)) { status = AE_ALREADY_EXISTS; goto unlock_and_exit; } - } - else { + } else { /* Create a new object */ - obj_desc = acpi_ut_create_internal_object (node->type); + obj_desc = acpi_ut_create_internal_object(node->type); if (!obj_desc) { status = AE_NO_MEMORY; goto unlock_and_exit; @@ -357,25 +336,27 @@ acpi_install_notify_handler ( /* Attach new object to the Node */ - status = acpi_ns_attach_object (device, obj_desc, node->type); + status = + acpi_ns_attach_object(device, obj_desc, node->type); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); - if (ACPI_FAILURE (status)) { + acpi_ut_remove_reference(obj_desc); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } } /* Install the handler */ - notify_obj = acpi_ut_create_internal_object (ACPI_TYPE_LOCAL_NOTIFY); + notify_obj = + acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_NOTIFY); if (!notify_obj) { status = AE_NO_MEMORY; goto unlock_and_exit; } - notify_obj->notify.node = node; + notify_obj->notify.node = node; notify_obj->notify.handler = handler; notify_obj->notify.context = context; @@ -390,17 +371,16 @@ acpi_install_notify_handler ( if (handler_type == ACPI_ALL_NOTIFY) { /* Extra ref if installed in both */ - acpi_ut_add_reference (notify_obj); + acpi_ut_add_reference(notify_obj); } } - -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_install_notify_handler); +EXPORT_SYMBOL(acpi_install_notify_handler); /******************************************************************************* * @@ -420,36 +400,31 @@ EXPORT_SYMBOL(acpi_install_notify_handler); ******************************************************************************/ acpi_status -acpi_remove_notify_handler ( - acpi_handle device, - u32 handler_type, - acpi_notify_handler handler) +acpi_remove_notify_handler(acpi_handle device, + u32 handler_type, acpi_notify_handler handler) { - union acpi_operand_object *notify_obj; - union acpi_operand_object *obj_desc; - struct acpi_namespace_node *node; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_remove_notify_handler"); + union acpi_operand_object *notify_obj; + union acpi_operand_object *obj_desc; + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_remove_notify_handler"); /* Parameter validation */ - if ((!device) || - (!handler) || - (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((!device) || + (!handler) || (handler_type > ACPI_MAX_NOTIFY_HANDLER_TYPE)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Convert and validate the device handle */ - node = acpi_ns_map_handle_to_node (device); + node = acpi_ns_map_handle_to_node(device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -458,34 +433,34 @@ acpi_remove_notify_handler ( /* Root Object */ if (device == ACPI_ROOT_OBJECT) { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Removing notify handler for ROOT object.\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Removing notify handler for ROOT object.\n")); if (((handler_type & ACPI_SYSTEM_NOTIFY) && - !acpi_gbl_system_notify.handler) || - ((handler_type & ACPI_DEVICE_NOTIFY) && - !acpi_gbl_device_notify.handler)) { + !acpi_gbl_system_notify.handler) || + ((handler_type & ACPI_DEVICE_NOTIFY) && + !acpi_gbl_device_notify.handler)) { status = AE_NOT_EXIST; goto unlock_and_exit; } /* Make sure all deferred tasks are completed */ - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); acpi_os_wait_events_complete(NULL); - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } if (handler_type & ACPI_SYSTEM_NOTIFY) { - acpi_gbl_system_notify.node = NULL; + acpi_gbl_system_notify.node = NULL; acpi_gbl_system_notify.handler = NULL; acpi_gbl_system_notify.context = NULL; } if (handler_type & ACPI_DEVICE_NOTIFY) { - acpi_gbl_device_notify.node = NULL; + acpi_gbl_device_notify.node = NULL; acpi_gbl_device_notify.handler = NULL; acpi_gbl_device_notify.context = NULL; } @@ -496,14 +471,14 @@ acpi_remove_notify_handler ( else { /* Notifies allowed on this object? */ - if (!acpi_ev_is_notify_object (node)) { + if (!acpi_ev_is_notify_object(node)) { status = AE_TYPE; goto unlock_and_exit; } /* Check for an existing internal object */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { status = AE_NOT_EXIST; goto unlock_and_exit; @@ -514,53 +489,52 @@ acpi_remove_notify_handler ( if (handler_type & ACPI_SYSTEM_NOTIFY) { notify_obj = obj_desc->common_notify.system_notify; if ((!notify_obj) || - (notify_obj->notify.handler != handler)) { + (notify_obj->notify.handler != handler)) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } /* Make sure all deferred tasks are completed */ - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); acpi_os_wait_events_complete(NULL); - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } /* Remove the handler */ obj_desc->common_notify.system_notify = NULL; - acpi_ut_remove_reference (notify_obj); + acpi_ut_remove_reference(notify_obj); } if (handler_type & ACPI_DEVICE_NOTIFY) { notify_obj = obj_desc->common_notify.device_notify; if ((!notify_obj) || - (notify_obj->notify.handler != handler)) { + (notify_obj->notify.handler != handler)) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } /* Make sure all deferred tasks are completed */ - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); acpi_os_wait_events_complete(NULL); - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } /* Remove the handler */ obj_desc->common_notify.device_notify = NULL; - acpi_ut_remove_reference (notify_obj); + acpi_ut_remove_reference(notify_obj); } } - -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_remove_notify_handler); +EXPORT_SYMBOL(acpi_remove_notify_handler); /******************************************************************************* * @@ -581,35 +555,31 @@ EXPORT_SYMBOL(acpi_remove_notify_handler); ******************************************************************************/ acpi_status -acpi_install_gpe_handler ( - acpi_handle gpe_device, - u32 gpe_number, - u32 type, - acpi_event_handler address, - void *context) +acpi_install_gpe_handler(acpi_handle gpe_device, + u32 gpe_number, + u32 type, acpi_event_handler address, void *context) { - struct acpi_gpe_event_info *gpe_event_info; - struct acpi_handler_info *handler; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_install_gpe_handler"); + struct acpi_gpe_event_info *gpe_event_info; + struct acpi_handler_info *handler; + acpi_status status; + u32 flags; + ACPI_FUNCTION_TRACE("acpi_install_gpe_handler"); /* Parameter validation */ if ((!address) || (type > ACPI_GPE_XRUPT_TYPE_MASK)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -617,49 +587,49 @@ acpi_install_gpe_handler ( /* Make sure that there isn't a handler there already */ - if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) == ACPI_GPE_DISPATCH_HANDLER) { + if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) == + ACPI_GPE_DISPATCH_HANDLER) { status = AE_ALREADY_EXISTS; goto unlock_and_exit; } /* Allocate and init handler object */ - handler = ACPI_MEM_CALLOCATE (sizeof (struct acpi_handler_info)); + handler = ACPI_MEM_CALLOCATE(sizeof(struct acpi_handler_info)); if (!handler) { status = AE_NO_MEMORY; goto unlock_and_exit; } - handler->address = address; - handler->context = context; + handler->address = address; + handler->context = context; handler->method_node = gpe_event_info->dispatch.method_node; /* Disable the GPE before installing the handler */ - status = acpi_ev_disable_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { + status = acpi_ev_disable_gpe(gpe_event_info); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* Install the handler */ - acpi_os_acquire_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); gpe_event_info->dispatch.handler = handler; /* Setup up dispatch flags to indicate handler (vs. method) */ - gpe_event_info->flags &= ~(ACPI_GPE_XRUPT_TYPE_MASK | ACPI_GPE_DISPATCH_MASK); /* Clear bits */ + gpe_event_info->flags &= ~(ACPI_GPE_XRUPT_TYPE_MASK | ACPI_GPE_DISPATCH_MASK); /* Clear bits */ gpe_event_info->flags |= (u8) (type | ACPI_GPE_DISPATCH_HANDLER); - acpi_os_release_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); - + acpi_os_release_lock(acpi_gbl_gpe_lock, flags); -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_install_gpe_handler); +EXPORT_SYMBOL(acpi_install_gpe_handler); /******************************************************************************* * @@ -677,33 +647,30 @@ EXPORT_SYMBOL(acpi_install_gpe_handler); ******************************************************************************/ acpi_status -acpi_remove_gpe_handler ( - acpi_handle gpe_device, - u32 gpe_number, - acpi_event_handler address) +acpi_remove_gpe_handler(acpi_handle gpe_device, + u32 gpe_number, acpi_event_handler address) { - struct acpi_gpe_event_info *gpe_event_info; - struct acpi_handler_info *handler; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_remove_gpe_handler"); + struct acpi_gpe_event_info *gpe_event_info; + struct acpi_handler_info *handler; + acpi_status status; + u32 flags; + ACPI_FUNCTION_TRACE("acpi_remove_gpe_handler"); /* Parameter validation */ if (!address) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -711,7 +678,8 @@ acpi_remove_gpe_handler ( /* Make sure that a handler is indeed installed */ - if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) != ACPI_GPE_DISPATCH_HANDLER) { + if ((gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK) != + ACPI_GPE_DISPATCH_HANDLER) { status = AE_NOT_EXIST; goto unlock_and_exit; } @@ -725,45 +693,44 @@ acpi_remove_gpe_handler ( /* Disable the GPE before removing the handler */ - status = acpi_ev_disable_gpe (gpe_event_info); - if (ACPI_FAILURE (status)) { + status = acpi_ev_disable_gpe(gpe_event_info); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* Make sure all deferred tasks are completed */ - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); acpi_os_wait_events_complete(NULL); - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } /* Remove the handler */ - acpi_os_acquire_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock); handler = gpe_event_info->dispatch.handler; /* Restore Method node (if any), set dispatch flags */ gpe_event_info->dispatch.method_node = handler->method_node; - gpe_event_info->flags &= ~ACPI_GPE_DISPATCH_MASK; /* Clear bits */ + gpe_event_info->flags &= ~ACPI_GPE_DISPATCH_MASK; /* Clear bits */ if (handler->method_node) { gpe_event_info->flags |= ACPI_GPE_DISPATCH_METHOD; } - acpi_os_release_lock (acpi_gbl_gpe_lock, ACPI_NOT_ISR); + acpi_os_release_lock(acpi_gbl_gpe_lock, flags); /* Now we can free the handler object */ - ACPI_MEM_FREE (handler); + ACPI_MEM_FREE(handler); - -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_remove_gpe_handler); +EXPORT_SYMBOL(acpi_remove_gpe_handler); /******************************************************************************* * @@ -779,35 +746,31 @@ EXPORT_SYMBOL(acpi_remove_gpe_handler); * ******************************************************************************/ -acpi_status -acpi_acquire_global_lock ( - u16 timeout, - u32 *handle) +acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle) { - acpi_status status; - + acpi_status status; if (!handle) { return (AE_BAD_PARAMETER); } - status = acpi_ex_enter_interpreter (); - if (ACPI_FAILURE (status)) { + status = acpi_ex_enter_interpreter(); + if (ACPI_FAILURE(status)) { return (status); } - status = acpi_ev_acquire_global_lock (timeout); - acpi_ex_exit_interpreter (); + status = acpi_ev_acquire_global_lock(timeout); + acpi_ex_exit_interpreter(); - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { acpi_gbl_global_lock_handle++; *handle = acpi_gbl_global_lock_handle; } return (status); } -EXPORT_SYMBOL(acpi_acquire_global_lock); +EXPORT_SYMBOL(acpi_acquire_global_lock); /******************************************************************************* * @@ -821,19 +784,16 @@ EXPORT_SYMBOL(acpi_acquire_global_lock); * ******************************************************************************/ -acpi_status -acpi_release_global_lock ( - u32 handle) +acpi_status acpi_release_global_lock(u32 handle) { - acpi_status status; - + acpi_status status; if (handle != acpi_gbl_global_lock_handle) { return (AE_NOT_ACQUIRED); } - status = acpi_ev_release_global_lock (); + status = acpi_ev_release_global_lock(); return (status); } -EXPORT_SYMBOL(acpi_release_global_lock); +EXPORT_SYMBOL(acpi_release_global_lock); diff --git a/drivers/acpi/events/evxfevnt.c b/drivers/acpi/events/evxfevnt.c index f337dc2cc569..887ff9f28a0d 100644 --- a/drivers/acpi/events/evxfevnt.c +++ b/drivers/acpi/events/evxfevnt.c @@ -48,8 +48,7 @@ #include <acpi/acnamesp.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evxfevnt") - +ACPI_MODULE_NAME("evxfevnt") /******************************************************************************* * @@ -62,44 +61,39 @@ * DESCRIPTION: Transfers the system into ACPI mode. * ******************************************************************************/ - -acpi_status -acpi_enable ( - void) +acpi_status acpi_enable(void) { - acpi_status status = AE_OK; - + acpi_status status = AE_OK; - ACPI_FUNCTION_TRACE ("acpi_enable"); + ACPI_FUNCTION_TRACE("acpi_enable"); - - /* Make sure we have the FADT*/ + /* Make sure we have the FADT */ if (!acpi_gbl_FADT) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "No FADT information present!\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "No FADT information present!\n")); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } if (acpi_hw_get_mode() == ACPI_SYS_MODE_ACPI) { - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "System is already in ACPI mode\n")); - } - else { + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "System is already in ACPI mode\n")); + } else { /* Transition to ACPI mode */ - status = acpi_hw_set_mode (ACPI_SYS_MODE_ACPI); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not transition to ACPI mode.\n")); - return_ACPI_STATUS (status); + status = acpi_hw_set_mode(ACPI_SYS_MODE_ACPI); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not transition to ACPI mode.\n")); + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, - "Transition to ACPI mode successful\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "Transition to ACPI mode successful\n")); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_disable @@ -112,43 +106,38 @@ acpi_enable ( * ******************************************************************************/ -acpi_status -acpi_disable ( - void) +acpi_status acpi_disable(void) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("acpi_disable"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("acpi_disable"); if (!acpi_gbl_FADT) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "No FADT information present!\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "No FADT information present!\n")); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } if (acpi_hw_get_mode() == ACPI_SYS_MODE_LEGACY) { - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, - "System is already in legacy (non-ACPI) mode\n")); - } - else { + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "System is already in legacy (non-ACPI) mode\n")); + } else { /* Transition to LEGACY mode */ - status = acpi_hw_set_mode (ACPI_SYS_MODE_LEGACY); + status = acpi_hw_set_mode(ACPI_SYS_MODE_LEGACY); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not exit ACPI mode to legacy mode")); - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not exit ACPI mode to legacy mode")); + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "ACPI mode disabled\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INIT, "ACPI mode disabled\n")); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_enable_event @@ -162,52 +151,50 @@ acpi_disable ( * ******************************************************************************/ -acpi_status -acpi_enable_event ( - u32 event, - u32 flags) +acpi_status acpi_enable_event(u32 event, u32 flags) { - acpi_status status = AE_OK; - u32 value; - - - ACPI_FUNCTION_TRACE ("acpi_enable_event"); + acpi_status status = AE_OK; + u32 value; + ACPI_FUNCTION_TRACE("acpi_enable_event"); /* Decode the Fixed Event */ if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * Enable the requested fixed event (by writing a one to the * enable register bit) */ - status = acpi_set_register (acpi_gbl_fixed_event_info[event].enable_register_id, - 1, ACPI_MTX_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_set_register(acpi_gbl_fixed_event_info[event]. + enable_register_id, 1, ACPI_MTX_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Make sure that the hardware responded */ - status = acpi_get_register (acpi_gbl_fixed_event_info[event].enable_register_id, - &value, ACPI_MTX_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_get_register(acpi_gbl_fixed_event_info[event]. + enable_register_id, &value, ACPI_MTX_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (value != 1) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not enable %s event\n", acpi_ut_get_event_name (event))); - return_ACPI_STATUS (AE_NO_HARDWARE_RESPONSE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not enable %s event\n", + acpi_ut_get_event_name(event))); + return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_enable_event); +EXPORT_SYMBOL(acpi_enable_event); /******************************************************************************* * @@ -223,40 +210,34 @@ EXPORT_SYMBOL(acpi_enable_event); * ******************************************************************************/ -acpi_status -acpi_set_gpe_type ( - acpi_handle gpe_device, - u32 gpe_number, - u8 type) +acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type) { - acpi_status status = AE_OK; - struct acpi_gpe_event_info *gpe_event_info; - - - ACPI_FUNCTION_TRACE ("acpi_set_gpe_type"); + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; + ACPI_FUNCTION_TRACE("acpi_set_gpe_type"); /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } if ((gpe_event_info->flags & ACPI_GPE_TYPE_MASK) == type) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Set the new type (will disable GPE if currently enabled) */ - status = acpi_ev_set_gpe_type (gpe_event_info, type); + status = acpi_ev_set_gpe_type(gpe_event_info, type); -unlock_and_exit: - return_ACPI_STATUS (status); + unlock_and_exit: + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_set_gpe_type); +EXPORT_SYMBOL(acpi_set_gpe_type); /******************************************************************************* * @@ -273,31 +254,25 @@ EXPORT_SYMBOL(acpi_set_gpe_type); * ******************************************************************************/ -acpi_status -acpi_enable_gpe ( - acpi_handle gpe_device, - u32 gpe_number, - u32 flags) +acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) { - acpi_status status = AE_OK; - struct acpi_gpe_event_info *gpe_event_info; - - - ACPI_FUNCTION_TRACE ("acpi_enable_gpe"); + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; + ACPI_FUNCTION_TRACE("acpi_enable_gpe"); /* Use semaphore lock if not executing at interrupt level */ if (flags & ACPI_NOT_ISR) { - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -305,16 +280,16 @@ acpi_enable_gpe ( /* Perform the enable */ - status = acpi_ev_enable_gpe (gpe_event_info, TRUE); + status = acpi_ev_enable_gpe(gpe_event_info, TRUE); -unlock_and_exit: + unlock_and_exit: if (flags & ACPI_NOT_ISR) { - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_enable_gpe); +EXPORT_SYMBOL(acpi_enable_gpe); /******************************************************************************* * @@ -331,46 +306,39 @@ EXPORT_SYMBOL(acpi_enable_gpe); * ******************************************************************************/ -acpi_status -acpi_disable_gpe ( - acpi_handle gpe_device, - u32 gpe_number, - u32 flags) +acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) { - acpi_status status = AE_OK; - struct acpi_gpe_event_info *gpe_event_info; - - - ACPI_FUNCTION_TRACE ("acpi_disable_gpe"); + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; + ACPI_FUNCTION_TRACE("acpi_disable_gpe"); /* Use semaphore lock if not executing at interrupt level */ if (flags & ACPI_NOT_ISR) { - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } - status = acpi_ev_disable_gpe (gpe_event_info); + status = acpi_ev_disable_gpe(gpe_event_info); -unlock_and_exit: + unlock_and_exit: if (flags & ACPI_NOT_ISR) { - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_disable_event @@ -384,50 +352,48 @@ unlock_and_exit: * ******************************************************************************/ -acpi_status -acpi_disable_event ( - u32 event, - u32 flags) +acpi_status acpi_disable_event(u32 event, u32 flags) { - acpi_status status = AE_OK; - u32 value; - - - ACPI_FUNCTION_TRACE ("acpi_disable_event"); + acpi_status status = AE_OK; + u32 value; + ACPI_FUNCTION_TRACE("acpi_disable_event"); /* Decode the Fixed Event */ if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * Disable the requested fixed event (by writing a zero to the * enable register bit) */ - status = acpi_set_register (acpi_gbl_fixed_event_info[event].enable_register_id, - 0, ACPI_MTX_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_set_register(acpi_gbl_fixed_event_info[event]. + enable_register_id, 0, ACPI_MTX_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_get_register (acpi_gbl_fixed_event_info[event].enable_register_id, - &value, ACPI_MTX_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_get_register(acpi_gbl_fixed_event_info[event]. + enable_register_id, &value, ACPI_MTX_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (value != 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not disable %s events\n", acpi_ut_get_event_name (event))); - return_ACPI_STATUS (AE_NO_HARDWARE_RESPONSE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not disable %s events\n", + acpi_ut_get_event_name(event))); + return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_disable_event); +EXPORT_SYMBOL(acpi_disable_event); /******************************************************************************* * @@ -441,33 +407,30 @@ EXPORT_SYMBOL(acpi_disable_event); * ******************************************************************************/ -acpi_status -acpi_clear_event ( - u32 event) +acpi_status acpi_clear_event(u32 event) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("acpi_clear_event"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("acpi_clear_event"); /* Decode the Fixed Event */ if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * Clear the requested fixed event (By writing a one to the * status register bit) */ - status = acpi_set_register (acpi_gbl_fixed_event_info[event].status_register_id, - 1, ACPI_MTX_LOCK); + status = + acpi_set_register(acpi_gbl_fixed_event_info[event]. + status_register_id, 1, ACPI_MTX_LOCK); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_clear_event); +EXPORT_SYMBOL(acpi_clear_event); /******************************************************************************* * @@ -483,46 +446,39 @@ EXPORT_SYMBOL(acpi_clear_event); * ******************************************************************************/ -acpi_status -acpi_clear_gpe ( - acpi_handle gpe_device, - u32 gpe_number, - u32 flags) +acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number, u32 flags) { - acpi_status status = AE_OK; - struct acpi_gpe_event_info *gpe_event_info; - - - ACPI_FUNCTION_TRACE ("acpi_clear_gpe"); + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; + ACPI_FUNCTION_TRACE("acpi_clear_gpe"); /* Use semaphore lock if not executing at interrupt level */ if (flags & ACPI_NOT_ISR) { - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } - status = acpi_hw_clear_gpe (gpe_event_info); + status = acpi_hw_clear_gpe(gpe_event_info); -unlock_and_exit: + unlock_and_exit: if (flags & ACPI_NOT_ISR) { - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - #ifdef ACPI_FUTURE_USAGE /******************************************************************************* * @@ -538,36 +494,31 @@ unlock_and_exit: * ******************************************************************************/ -acpi_status -acpi_get_event_status ( - u32 event, - acpi_event_status *event_status) +acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("acpi_get_event_status"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("acpi_get_event_status"); if (!event_status) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Decode the Fixed Event */ if (event > ACPI_EVENT_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Get the status of the requested fixed event */ - status = acpi_get_register (acpi_gbl_fixed_event_info[event].status_register_id, - event_status, ACPI_MTX_LOCK); + status = + acpi_get_register(acpi_gbl_fixed_event_info[event]. + status_register_id, event_status, ACPI_MTX_LOCK); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_get_gpe_status @@ -585,31 +536,26 @@ acpi_get_event_status ( ******************************************************************************/ acpi_status -acpi_get_gpe_status ( - acpi_handle gpe_device, - u32 gpe_number, - u32 flags, - acpi_event_status *event_status) +acpi_get_gpe_status(acpi_handle gpe_device, + u32 gpe_number, u32 flags, acpi_event_status * event_status) { - acpi_status status = AE_OK; - struct acpi_gpe_event_info *gpe_event_info; - - - ACPI_FUNCTION_TRACE ("acpi_get_gpe_status"); + acpi_status status = AE_OK; + struct acpi_gpe_event_info *gpe_event_info; + ACPI_FUNCTION_TRACE("acpi_get_gpe_status"); /* Use semaphore lock if not executing at interrupt level */ if (flags & ACPI_NOT_ISR) { - status = acpi_ut_acquire_mutex (ACPI_MTX_EVENTS); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Ensure that we have a valid GPE number */ - gpe_event_info = acpi_ev_get_gpe_event_info (gpe_device, gpe_number); + gpe_event_info = acpi_ev_get_gpe_event_info(gpe_device, gpe_number); if (!gpe_event_info) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -617,16 +563,15 @@ acpi_get_gpe_status ( /* Obtain status on the requested GPE number */ - status = acpi_hw_get_gpe_status (gpe_event_info, event_status); + status = acpi_hw_get_gpe_status(gpe_event_info, event_status); -unlock_and_exit: + unlock_and_exit: if (flags & ACPI_NOT_ISR) { - (void) acpi_ut_release_mutex (ACPI_MTX_EVENTS); + (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -#endif /* ACPI_FUTURE_USAGE */ - +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -635,7 +580,7 @@ unlock_and_exit: * PARAMETERS: gpe_device - Handle to the parent GPE Block Device * gpe_block_address - Address and space_iD * register_count - Number of GPE register pairs in the block - * interrupt_level - H/W interrupt for the block + * interrupt_number - H/W interrupt for the block * * RETURN: Status * @@ -644,33 +589,27 @@ unlock_and_exit: ******************************************************************************/ acpi_status -acpi_install_gpe_block ( - acpi_handle gpe_device, - struct acpi_generic_address *gpe_block_address, - u32 register_count, - u32 interrupt_level) +acpi_install_gpe_block(acpi_handle gpe_device, + struct acpi_generic_address *gpe_block_address, + u32 register_count, u32 interrupt_number) { - acpi_status status; - union acpi_operand_object *obj_desc; - struct acpi_namespace_node *node; - struct acpi_gpe_block_info *gpe_block; - + acpi_status status; + union acpi_operand_object *obj_desc; + struct acpi_namespace_node *node; + struct acpi_gpe_block_info *gpe_block; - ACPI_FUNCTION_TRACE ("acpi_install_gpe_block"); + ACPI_FUNCTION_TRACE("acpi_install_gpe_block"); - - if ((!gpe_device) || - (!gpe_block_address) || - (!register_count)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((!gpe_device) || (!gpe_block_address) || (!register_count)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } - node = acpi_ns_map_handle_to_node (gpe_device); + node = acpi_ns_map_handle_to_node(gpe_device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -680,31 +619,33 @@ acpi_install_gpe_block ( * For user-installed GPE Block Devices, the gpe_block_base_number * is always zero */ - status = acpi_ev_create_gpe_block (node, gpe_block_address, register_count, - 0, interrupt_level, &gpe_block); - if (ACPI_FAILURE (status)) { + status = + acpi_ev_create_gpe_block(node, gpe_block_address, register_count, 0, + interrupt_number, &gpe_block); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* Get the device_object attached to the node */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { /* No object, create a new one */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_DEVICE); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_DEVICE); if (!obj_desc) { status = AE_NO_MEMORY; goto unlock_and_exit; } - status = acpi_ns_attach_object (node, obj_desc, ACPI_TYPE_DEVICE); + status = + acpi_ns_attach_object(node, obj_desc, ACPI_TYPE_DEVICE); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } } @@ -713,13 +654,12 @@ acpi_install_gpe_block ( obj_desc->device.gpe_block = gpe_block; - -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_install_gpe_block); +EXPORT_SYMBOL(acpi_install_gpe_block); /******************************************************************************* * @@ -733,28 +673,24 @@ EXPORT_SYMBOL(acpi_install_gpe_block); * ******************************************************************************/ -acpi_status -acpi_remove_gpe_block ( - acpi_handle gpe_device) +acpi_status acpi_remove_gpe_block(acpi_handle gpe_device) { - union acpi_operand_object *obj_desc; - acpi_status status; - struct acpi_namespace_node *node; - - - ACPI_FUNCTION_TRACE ("acpi_remove_gpe_block"); + union acpi_operand_object *obj_desc; + acpi_status status; + struct acpi_namespace_node *node; + ACPI_FUNCTION_TRACE("acpi_remove_gpe_block"); if (!gpe_device) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } - node = acpi_ns_map_handle_to_node (gpe_device); + node = acpi_ns_map_handle_to_node(gpe_device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -762,22 +698,21 @@ acpi_remove_gpe_block ( /* Get the device_object attached to the node */ - obj_desc = acpi_ns_get_attached_object (node); - if (!obj_desc || - !obj_desc->device.gpe_block) { - return_ACPI_STATUS (AE_NULL_OBJECT); + obj_desc = acpi_ns_get_attached_object(node); + if (!obj_desc || !obj_desc->device.gpe_block) { + return_ACPI_STATUS(AE_NULL_OBJECT); } /* Delete the GPE block (but not the device_object) */ - status = acpi_ev_delete_gpe_block (obj_desc->device.gpe_block); - if (ACPI_SUCCESS (status)) { + status = acpi_ev_delete_gpe_block(obj_desc->device.gpe_block); + if (ACPI_SUCCESS(status)) { obj_desc->device.gpe_block = NULL; } -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } EXPORT_SYMBOL(acpi_remove_gpe_block); diff --git a/drivers/acpi/events/evxfregn.c b/drivers/acpi/events/evxfregn.c index d058587b3427..6f28ea2db5ba 100644 --- a/drivers/acpi/events/evxfregn.c +++ b/drivers/acpi/events/evxfregn.c @@ -49,8 +49,7 @@ #include <acpi/acevents.h> #define _COMPONENT ACPI_EVENTS - ACPI_MODULE_NAME ("evxfregn") - +ACPI_MODULE_NAME("evxfregn") /******************************************************************************* * @@ -67,36 +66,31 @@ * DESCRIPTION: Install a handler for all op_regions of a given space_id. * ******************************************************************************/ - acpi_status -acpi_install_address_space_handler ( - acpi_handle device, - acpi_adr_space_type space_id, - acpi_adr_space_handler handler, - acpi_adr_space_setup setup, - void *context) +acpi_install_address_space_handler(acpi_handle device, + acpi_adr_space_type space_id, + acpi_adr_space_handler handler, + acpi_adr_space_setup setup, void *context) { - struct acpi_namespace_node *node; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_install_address_space_handler"); + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_install_address_space_handler"); /* Parameter validation */ if (!device) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Convert and validate the device handle */ - node = acpi_ns_map_handle_to_node (device); + node = acpi_ns_map_handle_to_node(device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -104,21 +98,23 @@ acpi_install_address_space_handler ( /* Install the handler for all Regions for this Space ID */ - status = acpi_ev_install_space_handler (node, space_id, handler, setup, context); - if (ACPI_FAILURE (status)) { + status = + acpi_ev_install_space_handler(node, space_id, handler, setup, + context); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* Run all _REG methods for this address space */ - status = acpi_ev_execute_reg_methods (node, space_id); + status = acpi_ev_execute_reg_methods(node, space_id); -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_install_address_space_handler); +EXPORT_SYMBOL(acpi_install_address_space_handler); /******************************************************************************* * @@ -135,36 +131,33 @@ EXPORT_SYMBOL(acpi_install_address_space_handler); ******************************************************************************/ acpi_status -acpi_remove_address_space_handler ( - acpi_handle device, - acpi_adr_space_type space_id, - acpi_adr_space_handler handler) +acpi_remove_address_space_handler(acpi_handle device, + acpi_adr_space_type space_id, + acpi_adr_space_handler handler) { - union acpi_operand_object *obj_desc; - union acpi_operand_object *handler_obj; - union acpi_operand_object *region_obj; - union acpi_operand_object **last_obj_ptr; - struct acpi_namespace_node *node; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_remove_address_space_handler"); + union acpi_operand_object *obj_desc; + union acpi_operand_object *handler_obj; + union acpi_operand_object *region_obj; + union acpi_operand_object **last_obj_ptr; + struct acpi_namespace_node *node; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_remove_address_space_handler"); /* Parameter validation */ if (!device) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Convert and validate the device handle */ - node = acpi_ns_map_handle_to_node (device); + node = acpi_ns_map_handle_to_node(device); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -172,7 +165,7 @@ acpi_remove_address_space_handler ( /* Make sure the internal object exists */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { status = AE_NOT_EXIST; goto unlock_and_exit; @@ -188,10 +181,11 @@ acpi_remove_address_space_handler ( if (handler_obj->address_space.space_id == space_id) { /* Matched space_id, first dereference this in the Regions */ - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Removing address handler %p(%p) for region %s on Device %p(%p)\n", - handler_obj, handler, acpi_ut_get_region_name (space_id), - node, obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Removing address handler %p(%p) for region %s on Device %p(%p)\n", + handler_obj, handler, + acpi_ut_get_region_name(space_id), + node, obj_desc)); region_obj = handler_obj->address_space.region_list; @@ -205,13 +199,14 @@ acpi_remove_address_space_handler ( * The region is just inaccessible as indicated to * the _REG method */ - acpi_ev_detach_region (region_obj, TRUE); + acpi_ev_detach_region(region_obj, TRUE); /* * Walk the list: Just grab the head because the * detach_region removed the previous head. */ - region_obj = handler_obj->address_space.region_list; + region_obj = + handler_obj->address_space.region_list; } @@ -221,7 +216,7 @@ acpi_remove_address_space_handler ( /* Now we can delete the handler object */ - acpi_ut_remove_reference (handler_obj); + acpi_ut_remove_reference(handler_obj); goto unlock_and_exit; } @@ -233,15 +228,16 @@ acpi_remove_address_space_handler ( /* The handler does not exist */ - ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION, - "Unable to remove address handler %p for %s(%X), dev_node %p, obj %p\n", - handler, acpi_ut_get_region_name (space_id), space_id, node, obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, + "Unable to remove address handler %p for %s(%X), dev_node %p, obj %p\n", + handler, acpi_ut_get_region_name(space_id), space_id, + node, obj_desc)); status = AE_NOT_EXIST; -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_remove_address_space_handler); +EXPORT_SYMBOL(acpi_remove_address_space_handler); diff --git a/drivers/acpi/executer/exconfig.c b/drivers/acpi/executer/exconfig.c index 734b2f24af48..1ce365d651d8 100644 --- a/drivers/acpi/executer/exconfig.c +++ b/drivers/acpi/executer/exconfig.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/amlcode.h> @@ -50,18 +49,14 @@ #include <acpi/actables.h> #include <acpi/acdispat.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exconfig") +ACPI_MODULE_NAME("exconfig") /* Local prototypes */ - static acpi_status -acpi_ex_add_table ( - struct acpi_table_header *table, - struct acpi_namespace_node *parent_node, - union acpi_operand_object **ddb_handle); - +acpi_ex_add_table(struct acpi_table_header *table, + struct acpi_namespace_node *parent_node, + union acpi_operand_object **ddb_handle); /******************************************************************************* * @@ -79,64 +74,67 @@ acpi_ex_add_table ( ******************************************************************************/ static acpi_status -acpi_ex_add_table ( - struct acpi_table_header *table, - struct acpi_namespace_node *parent_node, - union acpi_operand_object **ddb_handle) +acpi_ex_add_table(struct acpi_table_header *table, + struct acpi_namespace_node *parent_node, + union acpi_operand_object **ddb_handle) { - acpi_status status; - struct acpi_table_desc table_info; - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_TRACE ("ex_add_table"); + acpi_status status; + struct acpi_table_desc table_info; + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_TRACE("ex_add_table"); /* Create an object to be the table handle */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_LOCAL_REFERENCE); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_REFERENCE); if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } + /* Init the table handle */ + + obj_desc->reference.opcode = AML_LOAD_OP; + *ddb_handle = obj_desc; + /* Install the new table into the local data structures */ - ACPI_MEMSET (&table_info, 0, sizeof (struct acpi_table_desc)); + ACPI_MEMSET(&table_info, 0, sizeof(struct acpi_table_desc)); - table_info.type = ACPI_TABLE_SSDT; - table_info.pointer = table; - table_info.length = (acpi_size) table->length; + table_info.type = ACPI_TABLE_SSDT; + table_info.pointer = table; + table_info.length = (acpi_size) table->length; table_info.allocation = ACPI_MEM_ALLOCATED; - status = acpi_tb_install_table (&table_info); - if (ACPI_FAILURE (status)) { + status = acpi_tb_install_table(&table_info); + obj_desc->reference.object = table_info.installed_desc; + + if (ACPI_FAILURE(status)) { + if (status == AE_ALREADY_EXISTS) { + /* Table already exists, just return the handle */ + + return_ACPI_STATUS(AE_OK); + } goto cleanup; } /* Add the table to the namespace */ - status = acpi_ns_load_table (table_info.installed_desc, parent_node); - if (ACPI_FAILURE (status)) { + status = acpi_ns_load_table(table_info.installed_desc, parent_node); + if (ACPI_FAILURE(status)) { /* Uninstall table on error */ - (void) acpi_tb_uninstall_table (table_info.installed_desc); + (void)acpi_tb_uninstall_table(table_info.installed_desc); goto cleanup; } - /* Init the table handle */ + return_ACPI_STATUS(AE_OK); - obj_desc->reference.opcode = AML_LOAD_OP; - obj_desc->reference.object = table_info.installed_desc; - *ddb_handle = obj_desc; - return_ACPI_STATUS (AE_OK); - - -cleanup: - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + cleanup: + acpi_ut_remove_reference(obj_desc); + *ddb_handle = NULL; + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_load_table_op @@ -151,56 +149,53 @@ cleanup: ******************************************************************************/ acpi_status -acpi_ex_load_table_op ( - struct acpi_walk_state *walk_state, - union acpi_operand_object **return_desc) +acpi_ex_load_table_op(struct acpi_walk_state *walk_state, + union acpi_operand_object **return_desc) { - acpi_status status; - union acpi_operand_object **operand = &walk_state->operands[0]; - struct acpi_table_header *table; - struct acpi_namespace_node *parent_node; - struct acpi_namespace_node *start_node; - struct acpi_namespace_node *parameter_node = NULL; - union acpi_operand_object *ddb_handle; - - - ACPI_FUNCTION_TRACE ("ex_load_table_op"); + acpi_status status; + union acpi_operand_object **operand = &walk_state->operands[0]; + struct acpi_table_header *table; + struct acpi_namespace_node *parent_node; + struct acpi_namespace_node *start_node; + struct acpi_namespace_node *parameter_node = NULL; + union acpi_operand_object *ddb_handle; + ACPI_FUNCTION_TRACE("ex_load_table_op"); #if 0 /* * Make sure that the signature does not match one of the tables that * is already loaded. */ - status = acpi_tb_match_signature (operand[0]->string.pointer, NULL); + status = acpi_tb_match_signature(operand[0]->string.pointer, NULL); if (status == AE_OK) { /* Signature matched -- don't allow override */ - return_ACPI_STATUS (AE_ALREADY_EXISTS); + return_ACPI_STATUS(AE_ALREADY_EXISTS); } #endif /* Find the ACPI table */ - status = acpi_tb_find_table (operand[0]->string.pointer, - operand[1]->string.pointer, - operand[2]->string.pointer, &table); - if (ACPI_FAILURE (status)) { + status = acpi_tb_find_table(operand[0]->string.pointer, + operand[1]->string.pointer, + operand[2]->string.pointer, &table); + if (ACPI_FAILURE(status)) { if (status != AE_NOT_FOUND) { - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Table not found, return an Integer=0 and AE_OK */ - ddb_handle = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + ddb_handle = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!ddb_handle) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } ddb_handle->integer.value = 0; *return_desc = ddb_handle; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Default nodes */ @@ -215,10 +210,12 @@ acpi_ex_load_table_op ( * Find the node referenced by the root_path_string. This is the * location within the namespace where the table will be loaded. */ - status = acpi_ns_get_node_by_path (operand[3]->string.pointer, start_node, - ACPI_NS_SEARCH_PARENT, &parent_node); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ns_get_node_by_path(operand[3]->string.pointer, + start_node, ACPI_NS_SEARCH_PARENT, + &parent_node); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } @@ -226,7 +223,7 @@ acpi_ex_load_table_op ( if (operand[4]->string.length > 0) { if ((operand[4]->string.pointer[0] != '\\') && - (operand[4]->string.pointer[0] != '^')) { + (operand[4]->string.pointer[0] != '^')) { /* * Path is not absolute, so it will be relative to the node * referenced by the root_path_string (or the NS root if omitted) @@ -236,18 +233,20 @@ acpi_ex_load_table_op ( /* Find the node referenced by the parameter_path_string */ - status = acpi_ns_get_node_by_path (operand[4]->string.pointer, start_node, - ACPI_NS_SEARCH_PARENT, ¶meter_node); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ns_get_node_by_path(operand[4]->string.pointer, + start_node, ACPI_NS_SEARCH_PARENT, + ¶meter_node); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Load the table into the namespace */ - status = acpi_ex_add_table (table, parent_node, &ddb_handle); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_add_table(table, parent_node, &ddb_handle); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Parameter Data (optional) */ @@ -255,20 +254,20 @@ acpi_ex_load_table_op ( if (parameter_node) { /* Store the parameter data into the optional parameter object */ - status = acpi_ex_store (operand[5], - ACPI_CAST_PTR (union acpi_operand_object, parameter_node), - walk_state); - if (ACPI_FAILURE (status)) { - (void) acpi_ex_unload_table (ddb_handle); - return_ACPI_STATUS (status); + status = acpi_ex_store(operand[5], + ACPI_CAST_PTR(union acpi_operand_object, + parameter_node), + walk_state); + if (ACPI_FAILURE(status)) { + (void)acpi_ex_unload_table(ddb_handle); + return_ACPI_STATUS(status); } } *return_desc = ddb_handle; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_load_op @@ -285,38 +284,37 @@ acpi_ex_load_table_op ( ******************************************************************************/ acpi_status -acpi_ex_load_op ( - union acpi_operand_object *obj_desc, - union acpi_operand_object *target, - struct acpi_walk_state *walk_state) +acpi_ex_load_op(union acpi_operand_object *obj_desc, + union acpi_operand_object *target, + struct acpi_walk_state *walk_state) { - acpi_status status; - union acpi_operand_object *ddb_handle; - union acpi_operand_object *buffer_desc = NULL; - struct acpi_table_header *table_ptr = NULL; - acpi_physical_address address; - struct acpi_table_header table_header; - u32 i; - - ACPI_FUNCTION_TRACE ("ex_load_op"); + acpi_status status; + union acpi_operand_object *ddb_handle; + union acpi_operand_object *buffer_desc = NULL; + struct acpi_table_header *table_ptr = NULL; + acpi_physical_address address; + struct acpi_table_header table_header; + u32 i; + ACPI_FUNCTION_TRACE("ex_load_op"); /* Object can be either an op_region or a Field */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_REGION: - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Load from Region %p %s\n", - obj_desc, acpi_ut_get_object_type_name (obj_desc))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Load from Region %p %s\n", + obj_desc, + acpi_ut_get_object_type_name(obj_desc))); /* * If the Region Address and Length have not been previously evaluated, * evaluate them now and save the results. */ if (!(obj_desc->common.flags & AOPOBJ_DATA_VALID)) { - status = acpi_ds_get_region_arguments (obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_get_region_arguments(obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } @@ -328,116 +326,127 @@ acpi_ex_load_op ( table_header.length = 0; for (i = 0; i < 8; i++) { - status = acpi_ev_address_space_dispatch (obj_desc, ACPI_READ, - (acpi_physical_address) (i + address), 8, - ((u8 *) &table_header) + i); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ev_address_space_dispatch(obj_desc, ACPI_READ, + (acpi_physical_address) + (i + address), 8, + ((u8 *) & + table_header) + i); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Sanity check the table length */ - if (table_header.length < sizeof (struct acpi_table_header)) { - return_ACPI_STATUS (AE_BAD_HEADER); + if (table_header.length < sizeof(struct acpi_table_header)) { + return_ACPI_STATUS(AE_BAD_HEADER); } /* Allocate a buffer for the entire table */ - table_ptr = ACPI_MEM_ALLOCATE (table_header.length); + table_ptr = ACPI_MEM_ALLOCATE(table_header.length); if (!table_ptr) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Get the entire table from the op region */ for (i = 0; i < table_header.length; i++) { - status = acpi_ev_address_space_dispatch (obj_desc, ACPI_READ, - (acpi_physical_address) (i + address), 8, - ((u8 *) table_ptr + i)); - if (ACPI_FAILURE (status)) { + status = + acpi_ev_address_space_dispatch(obj_desc, ACPI_READ, + (acpi_physical_address) + (i + address), 8, + ((u8 *) table_ptr + + i)); + if (ACPI_FAILURE(status)) { goto cleanup; } } break; - case ACPI_TYPE_LOCAL_REGION_FIELD: case ACPI_TYPE_LOCAL_BANK_FIELD: case ACPI_TYPE_LOCAL_INDEX_FIELD: - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Load from Field %p %s\n", - obj_desc, acpi_ut_get_object_type_name (obj_desc))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Load from Field %p %s\n", + obj_desc, + acpi_ut_get_object_type_name(obj_desc))); /* * The length of the field must be at least as large as the table. * Read the entire field and thus the entire table. Buffer is * allocated during the read. */ - status = acpi_ex_read_data_from_field (walk_state, obj_desc, &buffer_desc); - if (ACPI_FAILURE (status)) { - goto cleanup; + status = + acpi_ex_read_data_from_field(walk_state, obj_desc, + &buffer_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - table_ptr = ACPI_CAST_PTR (struct acpi_table_header, - buffer_desc->buffer.pointer); + table_ptr = ACPI_CAST_PTR(struct acpi_table_header, + buffer_desc->buffer.pointer); - /* Sanity check the table length */ + /* All done with the buffer_desc, delete it */ - if (table_ptr->length < sizeof (struct acpi_table_header)) { - return_ACPI_STATUS (AE_BAD_HEADER); + buffer_desc->buffer.pointer = NULL; + acpi_ut_remove_reference(buffer_desc); + + /* Sanity check the table length */ + + if (table_ptr->length < sizeof(struct acpi_table_header)) { + status = AE_BAD_HEADER; + goto cleanup; } break; - default: - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* The table must be either an SSDT or a PSDT */ - if ((!ACPI_STRNCMP (table_ptr->signature, - acpi_gbl_table_data[ACPI_TABLE_PSDT].signature, - acpi_gbl_table_data[ACPI_TABLE_PSDT].sig_length)) && - (!ACPI_STRNCMP (table_ptr->signature, - acpi_gbl_table_data[ACPI_TABLE_SSDT].signature, - acpi_gbl_table_data[ACPI_TABLE_SSDT].sig_length))) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Table has invalid signature [%4.4s], must be SSDT or PSDT\n", - table_ptr->signature)); + if ((!ACPI_STRNCMP(table_ptr->signature, + acpi_gbl_table_data[ACPI_TABLE_PSDT].signature, + acpi_gbl_table_data[ACPI_TABLE_PSDT].sig_length)) && + (!ACPI_STRNCMP(table_ptr->signature, + acpi_gbl_table_data[ACPI_TABLE_SSDT].signature, + acpi_gbl_table_data[ACPI_TABLE_SSDT].sig_length))) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Table has invalid signature [%4.4s], must be SSDT or PSDT\n", + table_ptr->signature)); status = AE_BAD_SIGNATURE; goto cleanup; } /* Install the new table into the local data structures */ - status = acpi_ex_add_table (table_ptr, acpi_gbl_root_node, &ddb_handle); - if (ACPI_FAILURE (status)) { - goto cleanup; - } - - /* Store the ddb_handle into the Target operand */ + status = acpi_ex_add_table(table_ptr, acpi_gbl_root_node, &ddb_handle); + if (ACPI_FAILURE(status)) { + /* On error, table_ptr was deallocated above */ - status = acpi_ex_store (ddb_handle, target, walk_state); - if (ACPI_FAILURE (status)) { - (void) acpi_ex_unload_table (ddb_handle); + return_ACPI_STATUS(status); } - return_ACPI_STATUS (status); + /* Store the ddb_handle into the Target operand */ + status = acpi_ex_store(ddb_handle, target, walk_state); + if (ACPI_FAILURE(status)) { + (void)acpi_ex_unload_table(ddb_handle); -cleanup: + /* table_ptr was deallocated above */ - if (buffer_desc) { - acpi_ut_remove_reference (buffer_desc); + return_ACPI_STATUS(status); } - else { - ACPI_MEM_FREE (table_ptr); + + cleanup: + if (ACPI_FAILURE(status)) { + ACPI_MEM_FREE(table_ptr); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_unload_table @@ -450,17 +459,13 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_unload_table ( - union acpi_operand_object *ddb_handle) +acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle) { - acpi_status status = AE_OK; - union acpi_operand_object *table_desc = ddb_handle; - struct acpi_table_desc *table_info; - - - ACPI_FUNCTION_TRACE ("ex_unload_table"); + acpi_status status = AE_OK; + union acpi_operand_object *table_desc = ddb_handle; + struct acpi_table_desc *table_info; + ACPI_FUNCTION_TRACE("ex_unload_table"); /* * Validate the handle @@ -469,28 +474,28 @@ acpi_ex_unload_table ( * validated here. */ if ((!ddb_handle) || - (ACPI_GET_DESCRIPTOR_TYPE (ddb_handle) != ACPI_DESC_TYPE_OPERAND) || - (ACPI_GET_OBJECT_TYPE (ddb_handle) != ACPI_TYPE_LOCAL_REFERENCE)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + (ACPI_GET_DESCRIPTOR_TYPE(ddb_handle) != ACPI_DESC_TYPE_OPERAND) || + (ACPI_GET_OBJECT_TYPE(ddb_handle) != ACPI_TYPE_LOCAL_REFERENCE)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Get the actual table descriptor from the ddb_handle */ - table_info = (struct acpi_table_desc *) table_desc->reference.object; + table_info = (struct acpi_table_desc *)table_desc->reference.object; /* * Delete the entire namespace under this table Node * (Offset contains the table_id) */ - acpi_ns_delete_namespace_by_owner (table_info->table_id); + acpi_ns_delete_namespace_by_owner(table_info->owner_id); + acpi_ut_release_owner_id(&table_info->owner_id); /* Delete the table itself */ - (void) acpi_tb_uninstall_table (table_info->installed_desc); + (void)acpi_tb_uninstall_table(table_info->installed_desc); /* Delete the table descriptor (ddb_handle) */ - acpi_ut_remove_reference (table_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(table_desc); + return_ACPI_STATUS(status); } - diff --git a/drivers/acpi/executer/exconvrt.c b/drivers/acpi/executer/exconvrt.c index 97856c48bd74..04e5194989a6 100644 --- a/drivers/acpi/executer/exconvrt.c +++ b/drivers/acpi/executer/exconvrt.c @@ -41,24 +41,17 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exconvrt") +ACPI_MODULE_NAME("exconvrt") /* Local prototypes */ - static u32 -acpi_ex_convert_to_ascii ( - acpi_integer integer, - u16 base, - u8 *string, - u8 max_length); - +acpi_ex_convert_to_ascii(acpi_integer integer, + u16 base, u8 * string, u8 max_length); /******************************************************************************* * @@ -76,29 +69,25 @@ acpi_ex_convert_to_ascii ( ******************************************************************************/ acpi_status -acpi_ex_convert_to_integer ( - union acpi_operand_object *obj_desc, - union acpi_operand_object **result_desc, - u32 flags) +acpi_ex_convert_to_integer(union acpi_operand_object *obj_desc, + union acpi_operand_object **result_desc, u32 flags) { - union acpi_operand_object *return_desc; - u8 *pointer; - acpi_integer result; - u32 i; - u32 count; - acpi_status status; - + union acpi_operand_object *return_desc; + u8 *pointer; + acpi_integer result; + u32 i; + u32 count; + acpi_status status; - ACPI_FUNCTION_TRACE_PTR ("ex_convert_to_integer", obj_desc); + ACPI_FUNCTION_TRACE_PTR("ex_convert_to_integer", obj_desc); - - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_INTEGER: /* No conversion necessary */ *result_desc = obj_desc; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); case ACPI_TYPE_BUFFER: case ACPI_TYPE_STRING: @@ -106,11 +95,11 @@ acpi_ex_convert_to_integer ( /* Note: Takes advantage of common buffer/string fields */ pointer = obj_desc->buffer.pointer; - count = obj_desc->buffer.length; + count = obj_desc->buffer.length; break; default: - return_ACPI_STATUS (AE_TYPE); + return_ACPI_STATUS(AE_TYPE); } /* @@ -126,7 +115,7 @@ acpi_ex_convert_to_integer ( /* String conversion is different than Buffer conversion */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_STRING: /* @@ -135,19 +124,18 @@ acpi_ex_convert_to_integer ( * of ACPI 3.0) is that the to_integer() operator allows both decimal * and hexadecimal strings (hex prefixed with "0x"). */ - status = acpi_ut_strtoul64 ((char *) pointer, flags, &result); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_strtoul64((char *)pointer, flags, &result); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } break; - case ACPI_TYPE_BUFFER: /* Check for zero-length buffer */ if (!count) { - return_ACPI_STATUS (AE_AML_BUFFER_LIMIT); + return_ACPI_STATUS(AE_AML_BUFFER_LIMIT); } /* Transfer no more than an integer's worth of data */ @@ -170,7 +158,6 @@ acpi_ex_convert_to_integer ( } break; - default: /* No other types can get here */ break; @@ -178,20 +165,19 @@ acpi_ex_convert_to_integer ( /* Create a new integer */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Save the Result */ return_desc->integer.value = result; - acpi_ex_truncate_for32bit_table (return_desc); + acpi_ex_truncate_for32bit_table(return_desc); *result_desc = return_desc; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_convert_to_buffer @@ -207,25 +193,21 @@ acpi_ex_convert_to_integer ( ******************************************************************************/ acpi_status -acpi_ex_convert_to_buffer ( - union acpi_operand_object *obj_desc, - union acpi_operand_object **result_desc) +acpi_ex_convert_to_buffer(union acpi_operand_object *obj_desc, + union acpi_operand_object **result_desc) { - union acpi_operand_object *return_desc; - u8 *new_buf; + union acpi_operand_object *return_desc; + u8 *new_buf; + ACPI_FUNCTION_TRACE_PTR("ex_convert_to_buffer", obj_desc); - ACPI_FUNCTION_TRACE_PTR ("ex_convert_to_buffer", obj_desc); - - - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_BUFFER: /* No conversion necessary */ *result_desc = obj_desc; - return_ACPI_STATUS (AE_OK); - + return_ACPI_STATUS(AE_OK); case ACPI_TYPE_INTEGER: @@ -233,20 +215,20 @@ acpi_ex_convert_to_buffer ( * Create a new Buffer object. * Need enough space for one integer */ - return_desc = acpi_ut_create_buffer_object (acpi_gbl_integer_byte_width); + return_desc = + acpi_ut_create_buffer_object(acpi_gbl_integer_byte_width); if (!return_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Copy the integer to the buffer, LSB first */ new_buf = return_desc->buffer.pointer; - ACPI_MEMCPY (new_buf, - &obj_desc->integer.value, - acpi_gbl_integer_byte_width); + ACPI_MEMCPY(new_buf, + &obj_desc->integer.value, + acpi_gbl_integer_byte_width); break; - case ACPI_TYPE_STRING: /* @@ -258,32 +240,31 @@ acpi_ex_convert_to_buffer ( * ASL/AML code that depends on the null being transferred to the new * buffer. */ - return_desc = acpi_ut_create_buffer_object ( - (acpi_size) obj_desc->string.length + 1); + return_desc = acpi_ut_create_buffer_object((acpi_size) + obj_desc->string. + length + 1); if (!return_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Copy the string to the buffer */ new_buf = return_desc->buffer.pointer; - ACPI_STRNCPY ((char *) new_buf, (char *) obj_desc->string.pointer, - obj_desc->string.length); + ACPI_STRNCPY((char *)new_buf, (char *)obj_desc->string.pointer, + obj_desc->string.length); break; - default: - return_ACPI_STATUS (AE_TYPE); + return_ACPI_STATUS(AE_TYPE); } /* Mark buffer initialized */ return_desc->common.flags |= AOPOBJ_DATA_VALID; *result_desc = return_desc; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_convert_to_ascii @@ -300,24 +281,19 @@ acpi_ex_convert_to_buffer ( ******************************************************************************/ static u32 -acpi_ex_convert_to_ascii ( - acpi_integer integer, - u16 base, - u8 *string, - u8 data_width) +acpi_ex_convert_to_ascii(acpi_integer integer, + u16 base, u8 * string, u8 data_width) { - acpi_integer digit; - acpi_native_uint i; - acpi_native_uint j; - acpi_native_uint k = 0; - acpi_native_uint hex_length; - acpi_native_uint decimal_length; - u32 remainder; - u8 supress_zeros; - - - ACPI_FUNCTION_ENTRY (); + acpi_integer digit; + acpi_native_uint i; + acpi_native_uint j; + acpi_native_uint k = 0; + acpi_native_uint hex_length; + acpi_native_uint decimal_length; + u32 remainder; + u8 supress_zeros; + ACPI_FUNCTION_ENTRY(); switch (base) { case 10: @@ -339,7 +315,7 @@ acpi_ex_convert_to_ascii ( break; } - supress_zeros = TRUE; /* No leading zeros */ + supress_zeros = TRUE; /* No leading zeros */ remainder = 0; for (i = decimal_length; i > 0; i--) { @@ -347,7 +323,8 @@ acpi_ex_convert_to_ascii ( digit = integer; for (j = 0; j < i; j++) { - (void) acpi_ut_short_divide (digit, 10, &digit, &remainder); + (void)acpi_ut_short_divide(digit, 10, &digit, + &remainder); } /* Handle leading zeros */ @@ -367,11 +344,13 @@ acpi_ex_convert_to_ascii ( /* hex_length: 2 ascii hex chars per data byte */ - hex_length = ACPI_MUL_2 (data_width); - for (i = 0, j = (hex_length-1); i < hex_length; i++, j--) { + hex_length = (acpi_native_uint) ACPI_MUL_2(data_width); + for (i = 0, j = (hex_length - 1); i < hex_length; i++, j--) { /* Get one hex digit, most significant digits first */ - string[k] = (u8) acpi_ut_hex_to_ascii_char (integer, ACPI_MUL_4 (j)); + string[k] = + (u8) acpi_ut_hex_to_ascii_char(integer, + ACPI_MUL_4(j)); k++; } break; @@ -387,15 +366,14 @@ acpi_ex_convert_to_ascii ( * Finally, null terminate the string and return the length */ if (!k) { - string [0] = ACPI_ASCII_ZERO; + string[0] = ACPI_ASCII_ZERO; k = 1; } - string [k] = 0; + string[k] = 0; return ((u32) k); } - /******************************************************************************* * * FUNCTION: acpi_ex_convert_to_string @@ -412,30 +390,25 @@ acpi_ex_convert_to_ascii ( ******************************************************************************/ acpi_status -acpi_ex_convert_to_string ( - union acpi_operand_object *obj_desc, - union acpi_operand_object **result_desc, - u32 type) +acpi_ex_convert_to_string(union acpi_operand_object * obj_desc, + union acpi_operand_object ** result_desc, u32 type) { - union acpi_operand_object *return_desc; - u8 *new_buf; - u32 i; - u32 string_length = 0; - u16 base = 16; - u8 separator = ','; + union acpi_operand_object *return_desc; + u8 *new_buf; + u32 i; + u32 string_length = 0; + u16 base = 16; + u8 separator = ','; + ACPI_FUNCTION_TRACE_PTR("ex_convert_to_string", obj_desc); - ACPI_FUNCTION_TRACE_PTR ("ex_convert_to_string", obj_desc); - - - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_STRING: /* No conversion necessary */ *result_desc = obj_desc; - return_ACPI_STATUS (AE_OK); - + return_ACPI_STATUS(AE_OK); case ACPI_TYPE_INTEGER: @@ -452,7 +425,7 @@ acpi_ex_convert_to_string ( /* Two hex string characters for each integer byte */ - string_length = ACPI_MUL_2 (acpi_gbl_integer_byte_width); + string_length = ACPI_MUL_2(acpi_gbl_integer_byte_width); break; } @@ -460,31 +433,33 @@ acpi_ex_convert_to_string ( * Create a new String * Need enough space for one ASCII integer (plus null terminator) */ - return_desc = acpi_ut_create_string_object ((acpi_size) string_length); + return_desc = + acpi_ut_create_string_object((acpi_size) string_length); if (!return_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } new_buf = return_desc->buffer.pointer; /* Convert integer to string */ - string_length = acpi_ex_convert_to_ascii (obj_desc->integer.value, base, - new_buf, acpi_gbl_integer_byte_width); + string_length = + acpi_ex_convert_to_ascii(obj_desc->integer.value, base, + new_buf, + acpi_gbl_integer_byte_width); /* Null terminate at the correct place */ return_desc->string.length = string_length; - new_buf [string_length] = 0; + new_buf[string_length] = 0; break; - case ACPI_TYPE_BUFFER: /* Setup string length, base, and separator */ switch (type) { - case ACPI_EXPLICIT_CONVERT_DECIMAL: /* Used by to_decimal_string */ + case ACPI_EXPLICIT_CONVERT_DECIMAL: /* Used by to_decimal_string */ /* * From ACPI: "If Data is a buffer, it is converted to a string of * decimal values separated by commas." @@ -498,11 +473,9 @@ acpi_ex_convert_to_string ( for (i = 0; i < obj_desc->buffer.length; i++) { if (obj_desc->buffer.pointer[i] >= 100) { string_length += 4; - } - else if (obj_desc->buffer.pointer[i] >= 10) { + } else if (obj_desc->buffer.pointer[i] >= 10) { string_length += 3; - } - else { + } else { string_length += 2; } } @@ -518,7 +491,7 @@ acpi_ex_convert_to_string ( string_length = (obj_desc->buffer.length * 3); break; - case ACPI_EXPLICIT_CONVERT_HEX: /* Used by to_hex_string */ + case ACPI_EXPLICIT_CONVERT_HEX: /* Used by to_hex_string */ /* * From ACPI: "If Data is a buffer, it is converted to a string of * hexadecimal values separated by commas." @@ -527,7 +500,7 @@ acpi_ex_convert_to_string ( break; default: - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* @@ -535,15 +508,16 @@ acpi_ex_convert_to_string ( * (-1 because of extra separator included in string_length from above) */ string_length--; - if (string_length > ACPI_MAX_STRING_CONVERSION) /* ACPI limit */ { - return_ACPI_STATUS (AE_AML_STRING_LIMIT); + if (string_length > ACPI_MAX_STRING_CONVERSION) { /* ACPI limit */ + return_ACPI_STATUS(AE_AML_STRING_LIMIT); } /* Create a new string object and string buffer */ - return_desc = acpi_ut_create_string_object ((acpi_size) string_length); + return_desc = + acpi_ut_create_string_object((acpi_size) string_length); if (!return_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } new_buf = return_desc->buffer.pointer; @@ -553,10 +527,11 @@ acpi_ex_convert_to_string ( * (separated by commas or spaces) */ for (i = 0; i < obj_desc->buffer.length; i++) { - new_buf += acpi_ex_convert_to_ascii ( - (acpi_integer) obj_desc->buffer.pointer[i], base, - new_buf, 1); - *new_buf++ = separator; /* each separated by a comma or space */ + new_buf += acpi_ex_convert_to_ascii((acpi_integer) + obj_desc->buffer. + pointer[i], base, + new_buf, 1); + *new_buf++ = separator; /* each separated by a comma or space */ } /* @@ -568,14 +543,13 @@ acpi_ex_convert_to_string ( break; default: - return_ACPI_STATUS (AE_TYPE); + return_ACPI_STATUS(AE_TYPE); } *result_desc = return_desc; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_convert_to_target_type @@ -592,17 +566,14 @@ acpi_ex_convert_to_string ( ******************************************************************************/ acpi_status -acpi_ex_convert_to_target_type ( - acpi_object_type destination_type, - union acpi_operand_object *source_desc, - union acpi_operand_object **result_desc, - struct acpi_walk_state *walk_state) +acpi_ex_convert_to_target_type(acpi_object_type destination_type, + union acpi_operand_object *source_desc, + union acpi_operand_object **result_desc, + struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ex_convert_to_target_type"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ex_convert_to_target_type"); /* Default behavior */ @@ -612,10 +583,10 @@ acpi_ex_convert_to_target_type ( * If required by the target, * perform implicit conversion on the source before we store it. */ - switch (GET_CURRENT_ARG_TYPE (walk_state->op_info->runtime_args)) { + switch (GET_CURRENT_ARG_TYPE(walk_state->op_info->runtime_args)) { case ARGI_SIMPLE_TARGET: case ARGI_FIXED_TARGET: - case ARGI_INTEGER_REF: /* Handles Increment, Decrement cases */ + case ARGI_INTEGER_REF: /* Handles Increment, Decrement cases */ switch (destination_type) { case ACPI_TYPE_LOCAL_REGION_FIELD: @@ -627,17 +598,19 @@ acpi_ex_convert_to_target_type ( default: /* No conversion allowed for these types */ - if (destination_type != ACPI_GET_OBJECT_TYPE (source_desc)) { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Explicit operator, will store (%s) over existing type (%s)\n", - acpi_ut_get_object_type_name (source_desc), - acpi_ut_get_type_name (destination_type))); + if (destination_type != + ACPI_GET_OBJECT_TYPE(source_desc)) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Explicit operator, will store (%s) over existing type (%s)\n", + acpi_ut_get_object_type_name + (source_desc), + acpi_ut_get_type_name + (destination_type))); status = AE_TYPE; } } break; - case ARGI_TARGETREF: switch (destination_type) { @@ -649,55 +622,55 @@ acpi_ex_convert_to_target_type ( * These types require an Integer operand. We can convert * a Buffer or a String to an Integer if necessary. */ - status = acpi_ex_convert_to_integer (source_desc, result_desc, - 16); + status = + acpi_ex_convert_to_integer(source_desc, result_desc, + 16); break; - case ACPI_TYPE_STRING: /* * The operand must be a String. We can convert an * Integer or Buffer if necessary */ - status = acpi_ex_convert_to_string (source_desc, result_desc, - ACPI_IMPLICIT_CONVERT_HEX); + status = + acpi_ex_convert_to_string(source_desc, result_desc, + ACPI_IMPLICIT_CONVERT_HEX); break; - case ACPI_TYPE_BUFFER: /* * The operand must be a Buffer. We can convert an * Integer or String if necessary */ - status = acpi_ex_convert_to_buffer (source_desc, result_desc); + status = + acpi_ex_convert_to_buffer(source_desc, result_desc); break; - default: - ACPI_REPORT_ERROR (("Bad destination type during conversion: %X\n", - destination_type)); + ACPI_REPORT_ERROR(("Bad destination type during conversion: %X\n", destination_type)); status = AE_AML_INTERNAL; break; } break; - case ARGI_REFERENCE: /* * create_xxxx_field cases - we are storing the field object into the name */ break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown Target type ID 0x%X Op %s dest_type %s\n", - GET_CURRENT_ARG_TYPE (walk_state->op_info->runtime_args), - walk_state->op_info->name, acpi_ut_get_type_name (destination_type))); - - ACPI_REPORT_ERROR (("Bad Target Type (ARGI): %X\n", - GET_CURRENT_ARG_TYPE (walk_state->op_info->runtime_args))) - status = AE_AML_INTERNAL; + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown Target type ID 0x%X Op %s dest_type %s\n", + GET_CURRENT_ARG_TYPE(walk_state->op_info-> + runtime_args), + walk_state->op_info->name, + acpi_ut_get_type_name(destination_type))); + + ACPI_REPORT_ERROR(("Bad Target Type (ARGI): %X\n", + GET_CURRENT_ARG_TYPE(walk_state->op_info-> + runtime_args))) + status = AE_AML_INTERNAL; } /* @@ -710,7 +683,5 @@ acpi_ex_convert_to_target_type ( status = AE_OK; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/excreate.c b/drivers/acpi/executer/excreate.c index 812cdcb2e370..91c49188fb07 100644 --- a/drivers/acpi/executer/excreate.c +++ b/drivers/acpi/executer/excreate.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/amlcode.h> @@ -49,10 +48,8 @@ #include <acpi/acevents.h> #include <acpi/actables.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("excreate") - +ACPI_MODULE_NAME("excreate") #ifndef ACPI_NO_METHOD_EXECUTION /******************************************************************************* @@ -66,33 +63,30 @@ * DESCRIPTION: Create a new named alias * ******************************************************************************/ - -acpi_status -acpi_ex_create_alias ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_create_alias(struct acpi_walk_state *walk_state) { - struct acpi_namespace_node *target_node; - struct acpi_namespace_node *alias_node; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ex_create_alias"); + struct acpi_namespace_node *target_node; + struct acpi_namespace_node *alias_node; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ex_create_alias"); /* Get the source/alias operands (both namespace nodes) */ - alias_node = (struct acpi_namespace_node *) walk_state->operands[0]; - target_node = (struct acpi_namespace_node *) walk_state->operands[1]; + alias_node = (struct acpi_namespace_node *)walk_state->operands[0]; + target_node = (struct acpi_namespace_node *)walk_state->operands[1]; if ((target_node->type == ACPI_TYPE_LOCAL_ALIAS) || - (target_node->type == ACPI_TYPE_LOCAL_METHOD_ALIAS)) { + (target_node->type == ACPI_TYPE_LOCAL_METHOD_ALIAS)) { /* * Dereference an existing alias so that we don't create a chain * of aliases. With this code, we guarantee that an alias is * always exactly one level of indirection away from the * actual aliased name. */ - target_node = ACPI_CAST_PTR (struct acpi_namespace_node, target_node->object); + target_node = + ACPI_CAST_PTR(struct acpi_namespace_node, + target_node->object); } /* @@ -115,7 +109,8 @@ acpi_ex_create_alias ( * types, the object can change dynamically via a Store. */ alias_node->type = ACPI_TYPE_LOCAL_ALIAS; - alias_node->object = ACPI_CAST_PTR (union acpi_operand_object, target_node); + alias_node->object = + ACPI_CAST_PTR(union acpi_operand_object, target_node); break; case ACPI_TYPE_METHOD: @@ -126,7 +121,8 @@ acpi_ex_create_alias ( * types, the object can change dynamically via a Store. */ alias_node->type = ACPI_TYPE_LOCAL_METHOD_ALIAS; - alias_node->object = ACPI_CAST_PTR (union acpi_operand_object, target_node); + alias_node->object = + ACPI_CAST_PTR(union acpi_operand_object, target_node); break; default: @@ -139,17 +135,18 @@ acpi_ex_create_alias ( * additional reference to prevent deletion out from under either the * target node or the alias Node */ - status = acpi_ns_attach_object (alias_node, - acpi_ns_get_attached_object (target_node), target_node->type); + status = acpi_ns_attach_object(alias_node, + acpi_ns_get_attached_object + (target_node), + target_node->type); break; } /* Since both operands are Nodes, we don't need to delete them */ - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_create_event @@ -162,18 +159,14 @@ acpi_ex_create_alias ( * ******************************************************************************/ -acpi_status -acpi_ex_create_event ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state) { - acpi_status status; - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_TRACE ("ex_create_event"); + acpi_status status; + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_TRACE("ex_create_event"); - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_EVENT); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_EVENT); if (!obj_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -183,27 +176,27 @@ acpi_ex_create_event ( * Create the actual OS semaphore, with zero initial units -- meaning * that the event is created in an unsignalled state */ - status = acpi_os_create_semaphore (ACPI_NO_UNIT_LIMIT, 0, - &obj_desc->event.semaphore); - if (ACPI_FAILURE (status)) { + status = acpi_os_create_semaphore(ACPI_NO_UNIT_LIMIT, 0, + &obj_desc->event.semaphore); + if (ACPI_FAILURE(status)) { goto cleanup; } /* Attach object to the Node */ - status = acpi_ns_attach_object ((struct acpi_namespace_node *) walk_state->operands[0], - obj_desc, ACPI_TYPE_EVENT); + status = + acpi_ns_attach_object((struct acpi_namespace_node *)walk_state-> + operands[0], obj_desc, ACPI_TYPE_EVENT); -cleanup: + cleanup: /* * Remove local reference to the object (on error, will cause deletion * of both object and semaphore if present.) */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_create_mutex @@ -218,20 +211,16 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_create_mutex ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_TRACE_PTR ("ex_create_mutex", ACPI_WALK_OPERANDS); + acpi_status status = AE_OK; + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_TRACE_PTR("ex_create_mutex", ACPI_WALK_OPERANDS); /* Create the new mutex object */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_MUTEX); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_MUTEX); if (!obj_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -242,30 +231,30 @@ acpi_ex_create_mutex ( * One unit max to make it a mutex, with one initial unit to allow * the mutex to be acquired. */ - status = acpi_os_create_semaphore (1, 1, &obj_desc->mutex.semaphore); - if (ACPI_FAILURE (status)) { + status = acpi_os_create_semaphore(1, 1, &obj_desc->mutex.semaphore); + if (ACPI_FAILURE(status)) { goto cleanup; } /* Init object and attach to NS node */ - obj_desc->mutex.sync_level = (u8) walk_state->operands[1]->integer.value; - obj_desc->mutex.node = (struct acpi_namespace_node *) walk_state->operands[0]; - - status = acpi_ns_attach_object (obj_desc->mutex.node, - obj_desc, ACPI_TYPE_MUTEX); + obj_desc->mutex.sync_level = + (u8) walk_state->operands[1]->integer.value; + obj_desc->mutex.node = + (struct acpi_namespace_node *)walk_state->operands[0]; + status = acpi_ns_attach_object(obj_desc->mutex.node, + obj_desc, ACPI_TYPE_MUTEX); -cleanup: + cleanup: /* * Remove local reference to the object (on error, will cause deletion * of both object and semaphore if present.) */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_create_region @@ -282,20 +271,16 @@ cleanup: ******************************************************************************/ acpi_status -acpi_ex_create_region ( - u8 *aml_start, - u32 aml_length, - u8 region_space, - struct acpi_walk_state *walk_state) +acpi_ex_create_region(u8 * aml_start, + u32 aml_length, + u8 region_space, struct acpi_walk_state *walk_state) { - acpi_status status; - union acpi_operand_object *obj_desc; - struct acpi_namespace_node *node; - union acpi_operand_object *region_obj2; - - - ACPI_FUNCTION_TRACE ("ex_create_region"); + acpi_status status; + union acpi_operand_object *obj_desc; + struct acpi_namespace_node *node; + union acpi_operand_object *region_obj2; + ACPI_FUNCTION_TRACE("ex_create_region"); /* Get the Namespace Node */ @@ -305,8 +290,8 @@ acpi_ex_create_region ( * If the region object is already attached to this node, * just return */ - if (acpi_ns_get_attached_object (node)) { - return_ACPI_STATUS (AE_OK); + if (acpi_ns_get_attached_object(node)) { + return_ACPI_STATUS(AE_OK); } /* @@ -314,17 +299,18 @@ acpi_ex_create_region ( * range */ if ((region_space >= ACPI_NUM_PREDEFINED_REGIONS) && - (region_space < ACPI_USER_REGION_BEGIN)) { - ACPI_REPORT_ERROR (("Invalid address_space type %X\n", region_space)); - return_ACPI_STATUS (AE_AML_INVALID_SPACE_ID); + (region_space < ACPI_USER_REGION_BEGIN)) { + ACPI_REPORT_ERROR(("Invalid address_space type %X\n", + region_space)); + return_ACPI_STATUS(AE_AML_INVALID_SPACE_ID); } - ACPI_DEBUG_PRINT ((ACPI_DB_LOAD, "Region Type - %s (%X)\n", - acpi_ut_get_region_name (region_space), region_space)); + ACPI_DEBUG_PRINT((ACPI_DB_LOAD, "Region Type - %s (%X)\n", + acpi_ut_get_region_name(region_space), region_space)); /* Create the region descriptor */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_REGION); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_REGION); if (!obj_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -334,7 +320,7 @@ acpi_ex_create_region ( * Remember location in AML stream of address & length * operands since they need to be evaluated at run time. */ - region_obj2 = obj_desc->common.next_object; + region_obj2 = obj_desc->common.next_object; region_obj2->extra.aml_start = aml_start; region_obj2->extra.aml_length = aml_length; @@ -343,22 +329,20 @@ acpi_ex_create_region ( obj_desc->region.space_id = region_space; obj_desc->region.address = 0; obj_desc->region.length = 0; - obj_desc->region.node = node; + obj_desc->region.node = node; /* Install the new region object in the parent Node */ - status = acpi_ns_attach_object (node, obj_desc, ACPI_TYPE_REGION); + status = acpi_ns_attach_object(node, obj_desc, ACPI_TYPE_REGION); - -cleanup: + cleanup: /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_create_table_region @@ -371,20 +355,16 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_create_table_region ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_create_table_region(struct acpi_walk_state *walk_state) { - acpi_status status; - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *obj_desc; - struct acpi_namespace_node *node; - struct acpi_table_header *table; - union acpi_operand_object *region_obj2; - - - ACPI_FUNCTION_TRACE ("ex_create_table_region"); + acpi_status status; + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *obj_desc; + struct acpi_namespace_node *node; + struct acpi_table_header *table; + union acpi_operand_object *region_obj2; + ACPI_FUNCTION_TRACE("ex_create_table_region"); /* Get the Node from the object stack */ @@ -394,66 +374,64 @@ acpi_ex_create_table_region ( * If the region object is already attached to this node, * just return */ - if (acpi_ns_get_attached_object (node)) { - return_ACPI_STATUS (AE_OK); + if (acpi_ns_get_attached_object(node)) { + return_ACPI_STATUS(AE_OK); } /* Find the ACPI table */ - status = acpi_tb_find_table (operand[1]->string.pointer, - operand[2]->string.pointer, - operand[3]->string.pointer, &table); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_find_table(operand[1]->string.pointer, + operand[2]->string.pointer, + operand[3]->string.pointer, &table); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Create the region descriptor */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_REGION); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_REGION); if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } - region_obj2 = obj_desc->common.next_object; + region_obj2 = obj_desc->common.next_object; region_obj2->extra.region_context = NULL; /* Init the region from the operands */ obj_desc->region.space_id = REGION_DATA_TABLE; - obj_desc->region.address = (acpi_physical_address) ACPI_TO_INTEGER (table); + obj_desc->region.address = + (acpi_physical_address) ACPI_TO_INTEGER(table); obj_desc->region.length = table->length; - obj_desc->region.node = node; - obj_desc->region.flags = AOPOBJ_DATA_VALID; + obj_desc->region.node = node; + obj_desc->region.flags = AOPOBJ_DATA_VALID; /* Install the new region object in the parent Node */ - status = acpi_ns_attach_object (node, obj_desc, ACPI_TYPE_REGION); - if (ACPI_FAILURE (status)) { + status = acpi_ns_attach_object(node, obj_desc, ACPI_TYPE_REGION); + if (ACPI_FAILURE(status)) { goto cleanup; } - status = acpi_ev_initialize_region (obj_desc, FALSE); - if (ACPI_FAILURE (status)) { + status = acpi_ev_initialize_region(obj_desc, FALSE); + if (ACPI_FAILURE(status)) { if (status == AE_NOT_EXIST) { status = AE_OK; - } - else { + } else { goto cleanup; } } obj_desc->region.flags |= AOPOBJ_SETUP_COMPLETE; - -cleanup: + cleanup: /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_create_processor @@ -468,43 +446,39 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_create_processor ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_create_processor(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *obj_desc; - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ex_create_processor", walk_state); + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *obj_desc; + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ex_create_processor", walk_state); /* Create the processor object */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_PROCESSOR); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_PROCESSOR); if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Initialize the processor object from the operands */ - obj_desc->processor.proc_id = (u8) operand[1]->integer.value; - obj_desc->processor.address = (acpi_io_address) operand[2]->integer.value; - obj_desc->processor.length = (u8) operand[3]->integer.value; + obj_desc->processor.proc_id = (u8) operand[1]->integer.value; + obj_desc->processor.address = + (acpi_io_address) operand[2]->integer.value; + obj_desc->processor.length = (u8) operand[3]->integer.value; /* Install the processor object in the parent Node */ - status = acpi_ns_attach_object ((struct acpi_namespace_node *) operand[0], - obj_desc, ACPI_TYPE_PROCESSOR); + status = acpi_ns_attach_object((struct acpi_namespace_node *)operand[0], + obj_desc, ACPI_TYPE_PROCESSOR); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_create_power_resource @@ -519,43 +493,39 @@ acpi_ex_create_processor ( * ******************************************************************************/ -acpi_status -acpi_ex_create_power_resource ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_create_power_resource(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - acpi_status status; - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_TRACE_PTR ("ex_create_power_resource", walk_state); + union acpi_operand_object **operand = &walk_state->operands[0]; + acpi_status status; + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_TRACE_PTR("ex_create_power_resource", walk_state); /* Create the power resource object */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_POWER); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_POWER); if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Initialize the power object from the operands */ obj_desc->power_resource.system_level = (u8) operand[1]->integer.value; - obj_desc->power_resource.resource_order = (u16) operand[2]->integer.value; + obj_desc->power_resource.resource_order = + (u16) operand[2]->integer.value; /* Install the power resource object in the parent Node */ - status = acpi_ns_attach_object ((struct acpi_namespace_node *) operand[0], - obj_desc, ACPI_TYPE_POWER); + status = acpi_ns_attach_object((struct acpi_namespace_node *)operand[0], + obj_desc, ACPI_TYPE_POWER); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } #endif - /******************************************************************************* * * FUNCTION: acpi_ex_create_method @@ -571,25 +541,21 @@ acpi_ex_create_power_resource ( ******************************************************************************/ acpi_status -acpi_ex_create_method ( - u8 *aml_start, - u32 aml_length, - struct acpi_walk_state *walk_state) +acpi_ex_create_method(u8 * aml_start, + u32 aml_length, struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *obj_desc; - acpi_status status; - u8 method_flags; - - - ACPI_FUNCTION_TRACE_PTR ("ex_create_method", walk_state); + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *obj_desc; + acpi_status status; + u8 method_flags; + ACPI_FUNCTION_TRACE_PTR("ex_create_method", walk_state); /* Create a new method object */ - obj_desc = acpi_ut_create_internal_object (ACPI_TYPE_METHOD); + obj_desc = acpi_ut_create_internal_object(ACPI_TYPE_METHOD); if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Save the method's AML pointer and length */ @@ -603,8 +569,10 @@ acpi_ex_create_method ( */ method_flags = (u8) operand[1]->integer.value; - obj_desc->method.method_flags = (u8) (method_flags & ~AML_METHOD_ARG_COUNT); - obj_desc->method.param_count = (u8) (method_flags & AML_METHOD_ARG_COUNT); + obj_desc->method.method_flags = + (u8) (method_flags & ~AML_METHOD_ARG_COUNT); + obj_desc->method.param_count = + (u8) (method_flags & AML_METHOD_ARG_COUNT); /* * Get the concurrency count. If required, a semaphore will be @@ -613,32 +581,28 @@ acpi_ex_create_method ( if (acpi_gbl_all_methods_serialized) { obj_desc->method.concurrency = 1; obj_desc->method.method_flags |= AML_METHOD_SERIALIZED; - } - else if (method_flags & AML_METHOD_SERIALIZED) { + } else if (method_flags & AML_METHOD_SERIALIZED) { /* * ACPI 1.0: Concurrency = 1 * ACPI 2.0: Concurrency = (sync_level (in method declaration) + 1) */ obj_desc->method.concurrency = (u8) - (((method_flags & AML_METHOD_SYNCH_LEVEL) >> 4) + 1); - } - else { + (((method_flags & AML_METHOD_SYNCH_LEVEL) >> 4) + 1); + } else { obj_desc->method.concurrency = ACPI_INFINITE_CONCURRENCY; } /* Attach the new object to the method Node */ - status = acpi_ns_attach_object ((struct acpi_namespace_node *) operand[0], - obj_desc, ACPI_TYPE_METHOD); + status = acpi_ns_attach_object((struct acpi_namespace_node *)operand[0], + obj_desc, ACPI_TYPE_METHOD); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); /* Remove a reference to the operand */ - acpi_ut_remove_reference (operand[1]); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(operand[1]); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exdump.c b/drivers/acpi/executer/exdump.c index 408500648114..bc2fa996047e 100644 --- a/drivers/acpi/executer/exdump.c +++ b/drivers/acpi/executer/exdump.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/amlcode.h> @@ -49,37 +48,27 @@ #include <acpi/acparser.h> #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exdump") +ACPI_MODULE_NAME("exdump") +/* + * The following routines are used for debug output only + */ +#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) /* Local prototypes */ - #ifdef ACPI_FUTURE_USAGE -static void -acpi_ex_out_string ( - char *title, - char *value); +static void acpi_ex_out_string(char *title, char *value); -static void -acpi_ex_out_pointer ( - char *title, - void *value); +static void acpi_ex_out_pointer(char *title, void *value); -static void -acpi_ex_out_integer ( - char *title, - u32 value); +static void acpi_ex_out_integer(char *title, u32 value); -static void -acpi_ex_out_address ( - char *title, - acpi_physical_address value); -#endif /* ACPI_FUTURE_USAGE */ +static void acpi_ex_out_address(char *title, acpi_physical_address value); +static void acpi_ex_dump_reference(union acpi_operand_object *obj_desc); -/* - * The following routines are used for debug output only - */ -#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) +static void +acpi_ex_dump_package(union acpi_operand_object *obj_desc, u32 level, u32 index); +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -94,143 +83,140 @@ acpi_ex_out_address ( * ******************************************************************************/ -void -acpi_ex_dump_operand ( - union acpi_operand_object *obj_desc, - u32 depth) +void acpi_ex_dump_operand(union acpi_operand_object *obj_desc, u32 depth) { - u32 length; - u32 index; - + u32 length; + u32 index; - ACPI_FUNCTION_NAME ("ex_dump_operand") + ACPI_FUNCTION_NAME("ex_dump_operand") - - if (!((ACPI_LV_EXEC & acpi_dbg_level) && (_COMPONENT & acpi_dbg_layer))) { + if (! + ((ACPI_LV_EXEC & acpi_dbg_level) + && (_COMPONENT & acpi_dbg_layer))) { return; } if (!obj_desc) { /* This could be a null element of a package */ - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Null Object Descriptor\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Null Object Descriptor\n")); return; } - if (ACPI_GET_DESCRIPTOR_TYPE (obj_desc) == ACPI_DESC_TYPE_NAMED) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%p is a NS Node: ", obj_desc)); - ACPI_DUMP_ENTRY (obj_desc, ACPI_LV_EXEC); + if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) { + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p Namespace Node: ", + obj_desc)); + ACPI_DUMP_ENTRY(obj_desc, ACPI_LV_EXEC); return; } - if (ACPI_GET_DESCRIPTOR_TYPE (obj_desc) != ACPI_DESC_TYPE_OPERAND) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "%p is not a node or operand object: [%s]\n", - obj_desc, acpi_ut_get_descriptor_name (obj_desc))); - ACPI_DUMP_BUFFER (obj_desc, sizeof (union acpi_operand_object)); + if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) { + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "%p is not a node or operand object: [%s]\n", + obj_desc, + acpi_ut_get_descriptor_name(obj_desc))); + ACPI_DUMP_BUFFER(obj_desc, sizeof(union acpi_operand_object)); return; } /* obj_desc is a valid object */ if (depth > 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%*s[%u] %p ", - depth, " ", depth, obj_desc)); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%p ", obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%*s[%u] %p ", + depth, " ", depth, obj_desc)); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%p ", obj_desc)); } /* Decode object type */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_LOCAL_REFERENCE: switch (obj_desc->reference.opcode) { case AML_DEBUG_OP: - acpi_os_printf ("Reference: Debug\n"); + acpi_os_printf("Reference: Debug\n"); break; - case AML_NAME_OP: - ACPI_DUMP_PATHNAME (obj_desc->reference.object, - "Reference: Name: ", ACPI_LV_INFO, _COMPONENT); - ACPI_DUMP_ENTRY (obj_desc->reference.object, ACPI_LV_INFO); + ACPI_DUMP_PATHNAME(obj_desc->reference.object, + "Reference: Name: ", ACPI_LV_INFO, + _COMPONENT); + ACPI_DUMP_ENTRY(obj_desc->reference.object, + ACPI_LV_INFO); break; - case AML_INDEX_OP: - acpi_os_printf ("Reference: Index %p\n", - obj_desc->reference.object); + acpi_os_printf("Reference: Index %p\n", + obj_desc->reference.object); break; - case AML_REF_OF_OP: - acpi_os_printf ("Reference: (ref_of) %p\n", - obj_desc->reference.object); + acpi_os_printf("Reference: (ref_of) %p\n", + obj_desc->reference.object); break; - case AML_ARG_OP: - acpi_os_printf ("Reference: Arg%d", - obj_desc->reference.offset); + acpi_os_printf("Reference: Arg%d", + obj_desc->reference.offset); - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_INTEGER) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) { /* Value is an Integer */ - acpi_os_printf (" value is [%8.8X%8.8x]", - ACPI_FORMAT_UINT64 (obj_desc->integer.value)); + acpi_os_printf(" value is [%8.8X%8.8x]", + ACPI_FORMAT_UINT64(obj_desc-> + integer. + value)); } - acpi_os_printf ("\n"); + acpi_os_printf("\n"); break; - case AML_LOCAL_OP: - acpi_os_printf ("Reference: Local%d", - obj_desc->reference.offset); + acpi_os_printf("Reference: Local%d", + obj_desc->reference.offset); - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_INTEGER) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) { /* Value is an Integer */ - acpi_os_printf (" value is [%8.8X%8.8x]", - ACPI_FORMAT_UINT64 (obj_desc->integer.value)); + acpi_os_printf(" value is [%8.8X%8.8x]", + ACPI_FORMAT_UINT64(obj_desc-> + integer. + value)); } - acpi_os_printf ("\n"); + acpi_os_printf("\n"); break; - case AML_INT_NAMEPATH_OP: - acpi_os_printf ("Reference.Node->Name %X\n", - obj_desc->reference.node->name.integer); + acpi_os_printf("Reference.Node->Name %X\n", + obj_desc->reference.node->name.integer); break; - default: /* Unknown opcode */ - acpi_os_printf ("Unknown Reference opcode=%X\n", - obj_desc->reference.opcode); + acpi_os_printf("Unknown Reference opcode=%X\n", + obj_desc->reference.opcode); break; } break; - case ACPI_TYPE_BUFFER: - acpi_os_printf ("Buffer len %X @ %p \n", - obj_desc->buffer.length, obj_desc->buffer.pointer); + acpi_os_printf("Buffer len %X @ %p \n", + obj_desc->buffer.length, + obj_desc->buffer.pointer); length = obj_desc->buffer.length; if (length > 64) { @@ -240,178 +226,166 @@ acpi_ex_dump_operand ( /* Debug only -- dump the buffer contents */ if (obj_desc->buffer.pointer) { - acpi_os_printf ("Buffer Contents: "); + acpi_os_printf("Buffer Contents: "); for (index = 0; index < length; index++) { - acpi_os_printf (" %02x", obj_desc->buffer.pointer[index]); + acpi_os_printf(" %02x", + obj_desc->buffer.pointer[index]); } - acpi_os_printf ("\n"); + acpi_os_printf("\n"); } break; - case ACPI_TYPE_INTEGER: - acpi_os_printf ("Integer %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (obj_desc->integer.value)); + acpi_os_printf("Integer %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(obj_desc->integer.value)); break; - case ACPI_TYPE_PACKAGE: - acpi_os_printf ("Package [Len %X] element_array %p\n", - obj_desc->package.count, obj_desc->package.elements); + acpi_os_printf("Package [Len %X] element_array %p\n", + obj_desc->package.count, + obj_desc->package.elements); /* * If elements exist, package element pointer is valid, * and debug_level exceeds 1, dump package's elements. */ if (obj_desc->package.count && - obj_desc->package.elements && - acpi_dbg_level > 1) { - for (index = 0; index < obj_desc->package.count; index++) { - acpi_ex_dump_operand (obj_desc->package.elements[index], depth+1); + obj_desc->package.elements && acpi_dbg_level > 1) { + for (index = 0; index < obj_desc->package.count; + index++) { + acpi_ex_dump_operand(obj_desc->package. + elements[index], + depth + 1); } } break; - case ACPI_TYPE_REGION: - acpi_os_printf ("Region %s (%X)", - acpi_ut_get_region_name (obj_desc->region.space_id), - obj_desc->region.space_id); + acpi_os_printf("Region %s (%X)", + acpi_ut_get_region_name(obj_desc->region. + space_id), + obj_desc->region.space_id); /* * If the address and length have not been evaluated, * don't print them. */ if (!(obj_desc->region.flags & AOPOBJ_DATA_VALID)) { - acpi_os_printf ("\n"); - } - else { - acpi_os_printf (" base %8.8X%8.8X Length %X\n", - ACPI_FORMAT_UINT64 (obj_desc->region.address), - obj_desc->region.length); + acpi_os_printf("\n"); + } else { + acpi_os_printf(" base %8.8X%8.8X Length %X\n", + ACPI_FORMAT_UINT64(obj_desc->region. + address), + obj_desc->region.length); } break; - case ACPI_TYPE_STRING: - acpi_os_printf ("String length %X @ %p ", - obj_desc->string.length, - obj_desc->string.pointer); + acpi_os_printf("String length %X @ %p ", + obj_desc->string.length, + obj_desc->string.pointer); - acpi_ut_print_string (obj_desc->string.pointer, ACPI_UINT8_MAX); - acpi_os_printf ("\n"); + acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX); + acpi_os_printf("\n"); break; - case ACPI_TYPE_LOCAL_BANK_FIELD: - acpi_os_printf ("bank_field\n"); + acpi_os_printf("bank_field\n"); break; - case ACPI_TYPE_LOCAL_REGION_FIELD: - acpi_os_printf ( - "region_field: Bits=%X acc_width=%X Lock=%X Update=%X at byte=%X bit=%X of below:\n", - obj_desc->field.bit_length, - obj_desc->field.access_byte_width, - obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK, - obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK, - obj_desc->field.base_byte_offset, - obj_desc->field.start_field_bit_offset); + acpi_os_printf + ("region_field: Bits=%X acc_width=%X Lock=%X Update=%X at byte=%X bit=%X of below:\n", + obj_desc->field.bit_length, + obj_desc->field.access_byte_width, + obj_desc->field.field_flags & AML_FIELD_LOCK_RULE_MASK, + obj_desc->field.field_flags & AML_FIELD_UPDATE_RULE_MASK, + obj_desc->field.base_byte_offset, + obj_desc->field.start_field_bit_offset); - acpi_ex_dump_operand (obj_desc->field.region_obj, depth+1); + acpi_ex_dump_operand(obj_desc->field.region_obj, depth + 1); break; - case ACPI_TYPE_LOCAL_INDEX_FIELD: - acpi_os_printf ("index_field\n"); + acpi_os_printf("index_field\n"); break; - case ACPI_TYPE_BUFFER_FIELD: - acpi_os_printf ( - "buffer_field: %X bits at byte %X bit %X of \n", - obj_desc->buffer_field.bit_length, - obj_desc->buffer_field.base_byte_offset, - obj_desc->buffer_field.start_field_bit_offset); + acpi_os_printf("buffer_field: %X bits at byte %X bit %X of \n", + obj_desc->buffer_field.bit_length, + obj_desc->buffer_field.base_byte_offset, + obj_desc->buffer_field.start_field_bit_offset); if (!obj_desc->buffer_field.buffer_obj) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "*NULL* \n")); - } - else if (ACPI_GET_OBJECT_TYPE (obj_desc->buffer_field.buffer_obj) != - ACPI_TYPE_BUFFER) { - acpi_os_printf ("*not a Buffer* \n"); - } - else { - acpi_ex_dump_operand (obj_desc->buffer_field.buffer_obj, depth+1); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "*NULL* \n")); + } else + if (ACPI_GET_OBJECT_TYPE(obj_desc->buffer_field.buffer_obj) + != ACPI_TYPE_BUFFER) { + acpi_os_printf("*not a Buffer* \n"); + } else { + acpi_ex_dump_operand(obj_desc->buffer_field.buffer_obj, + depth + 1); } break; - case ACPI_TYPE_EVENT: - acpi_os_printf ("Event\n"); + acpi_os_printf("Event\n"); break; - case ACPI_TYPE_METHOD: - acpi_os_printf ("Method(%X) @ %p:%X\n", - obj_desc->method.param_count, - obj_desc->method.aml_start, - obj_desc->method.aml_length); + acpi_os_printf("Method(%X) @ %p:%X\n", + obj_desc->method.param_count, + obj_desc->method.aml_start, + obj_desc->method.aml_length); break; - case ACPI_TYPE_MUTEX: - acpi_os_printf ("Mutex\n"); + acpi_os_printf("Mutex\n"); break; - case ACPI_TYPE_DEVICE: - acpi_os_printf ("Device\n"); + acpi_os_printf("Device\n"); break; - case ACPI_TYPE_POWER: - acpi_os_printf ("Power\n"); + acpi_os_printf("Power\n"); break; - case ACPI_TYPE_PROCESSOR: - acpi_os_printf ("Processor\n"); + acpi_os_printf("Processor\n"); break; - case ACPI_TYPE_THERMAL: - acpi_os_printf ("Thermal\n"); + acpi_os_printf("Thermal\n"); break; - default: /* Unknown Type */ - acpi_os_printf ("Unknown Type %X\n", ACPI_GET_OBJECT_TYPE (obj_desc)); + acpi_os_printf("Unknown Type %X\n", + ACPI_GET_OBJECT_TYPE(obj_desc)); break; } return; } - /******************************************************************************* * * FUNCTION: acpi_ex_dump_operands @@ -429,20 +403,15 @@ acpi_ex_dump_operand ( ******************************************************************************/ void -acpi_ex_dump_operands ( - union acpi_operand_object **operands, - acpi_interpreter_mode interpreter_mode, - char *ident, - u32 num_levels, - char *note, - char *module_name, - u32 line_number) +acpi_ex_dump_operands(union acpi_operand_object **operands, + acpi_interpreter_mode interpreter_mode, + char *ident, + u32 num_levels, + char *note, char *module_name, u32 line_number) { - acpi_native_uint i; - - - ACPI_FUNCTION_NAME ("ex_dump_operands"); + acpi_native_uint i; + ACPI_FUNCTION_NAME("ex_dump_operands"); if (!ident) { ident = "?"; @@ -452,9 +421,9 @@ acpi_ex_dump_operands ( note = "?"; } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "************* Operand Stack Contents (Opcode [%s], %d Operands)\n", - ident, num_levels)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "************* Operand Stack Contents (Opcode [%s], %d Operands)\n", + ident, num_levels)); if (num_levels == 0) { num_levels = 1; @@ -463,16 +432,15 @@ acpi_ex_dump_operands ( /* Dump the operand stack starting at the top */ for (i = 0; num_levels > 0; i--, num_levels--) { - acpi_ex_dump_operand (operands[i], 0); + acpi_ex_dump_operand(operands[i], 0); } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "************* Stack dump from %s(%d), %s\n", - module_name, line_number, note)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "************* Operand Stack dump from %s(%d), %s\n", + module_name, line_number, note)); return; } - #ifdef ACPI_FUTURE_USAGE /******************************************************************************* * @@ -487,44 +455,31 @@ acpi_ex_dump_operands ( * ******************************************************************************/ -static void -acpi_ex_out_string ( - char *title, - char *value) +static void acpi_ex_out_string(char *title, char *value) { - acpi_os_printf ("%20s : %s\n", title, value); + acpi_os_printf("%20s : %s\n", title, value); } -static void -acpi_ex_out_pointer ( - char *title, - void *value) +static void acpi_ex_out_pointer(char *title, void *value) { - acpi_os_printf ("%20s : %p\n", title, value); + acpi_os_printf("%20s : %p\n", title, value); } -static void -acpi_ex_out_integer ( - char *title, - u32 value) +static void acpi_ex_out_integer(char *title, u32 value) { - acpi_os_printf ("%20s : %X\n", title, value); + acpi_os_printf("%20s : %.2X\n", title, value); } -static void -acpi_ex_out_address ( - char *title, - acpi_physical_address value) +static void acpi_ex_out_address(char *title, acpi_physical_address value) { #if ACPI_MACHINE_WIDTH == 16 - acpi_os_printf ("%20s : %p\n", title, value); + acpi_os_printf("%20s : %p\n", title, value); #else - acpi_os_printf ("%20s : %8.8X%8.8X\n", title, ACPI_FORMAT_UINT64 (value)); + acpi_os_printf("%20s : %8.8X%8.8X\n", title, ACPI_FORMAT_UINT64(value)); #endif } - /******************************************************************************* * * FUNCTION: acpi_ex_dump_node @@ -536,38 +491,161 @@ acpi_ex_out_address ( * ******************************************************************************/ -void -acpi_ex_dump_node ( - struct acpi_namespace_node *node, - u32 flags) +void acpi_ex_dump_node(struct acpi_namespace_node *node, u32 flags) { - ACPI_FUNCTION_ENTRY (); - + ACPI_FUNCTION_ENTRY(); if (!flags) { - if (!((ACPI_LV_OBJECTS & acpi_dbg_level) && (_COMPONENT & acpi_dbg_layer))) { + if (! + ((ACPI_LV_OBJECTS & acpi_dbg_level) + && (_COMPONENT & acpi_dbg_layer))) { return; } } - acpi_os_printf ("%20s : %4.4s\n", "Name", acpi_ut_get_node_name (node)); - acpi_ex_out_string ("Type", acpi_ut_get_type_name (node->type)); - acpi_ex_out_integer ("Flags", node->flags); - acpi_ex_out_integer ("Owner Id", node->owner_id); - acpi_ex_out_integer ("Reference Count", node->reference_count); - acpi_ex_out_pointer ("Attached Object", acpi_ns_get_attached_object (node)); - acpi_ex_out_pointer ("child_list", node->child); - acpi_ex_out_pointer ("next_peer", node->peer); - acpi_ex_out_pointer ("Parent", acpi_ns_get_parent_node (node)); + acpi_os_printf("%20s : %4.4s\n", "Name", acpi_ut_get_node_name(node)); + acpi_ex_out_string("Type", acpi_ut_get_type_name(node->type)); + acpi_ex_out_integer("Flags", node->flags); + acpi_ex_out_integer("Owner Id", node->owner_id); + acpi_ex_out_integer("Reference Count", node->reference_count); + acpi_ex_out_pointer("Attached Object", + acpi_ns_get_attached_object(node)); + acpi_ex_out_pointer("child_list", node->child); + acpi_ex_out_pointer("next_peer", node->peer); + acpi_ex_out_pointer("Parent", acpi_ns_get_parent_node(node)); } +/******************************************************************************* + * + * FUNCTION: acpi_ex_dump_reference + * + * PARAMETERS: Object - Descriptor to dump + * + * DESCRIPTION: Dumps a reference object + * + ******************************************************************************/ + +static void acpi_ex_dump_reference(union acpi_operand_object *obj_desc) +{ + struct acpi_buffer ret_buf; + acpi_status status; + + if (obj_desc->reference.opcode == AML_INT_NAMEPATH_OP) { + acpi_os_printf("Named Object %p ", obj_desc->reference.node); + ret_buf.length = ACPI_ALLOCATE_LOCAL_BUFFER; + status = + acpi_ns_handle_to_pathname(obj_desc->reference.node, + &ret_buf); + if (ACPI_FAILURE(status)) { + acpi_os_printf("Could not convert name to pathname\n"); + } else { + acpi_os_printf("%s\n", (char *)ret_buf.pointer); + ACPI_MEM_FREE(ret_buf.pointer); + } + } else if (obj_desc->reference.object) { + acpi_os_printf("\nReferenced Object: %p\n", + obj_desc->reference.object); + } +} + +/******************************************************************************* + * + * FUNCTION: acpi_ex_dump_package + * + * PARAMETERS: Object - Descriptor to dump + * Level - Indentation Level + * Index - Package index for this object + * + * DESCRIPTION: Dumps the elements of the package + * + ******************************************************************************/ + +static void +acpi_ex_dump_package(union acpi_operand_object *obj_desc, u32 level, u32 index) +{ + u32 i; + + /* Indentation and index output */ + + if (level > 0) { + for (i = 0; i < level; i++) { + acpi_os_printf(" "); + } + + acpi_os_printf("[%.2d] ", index); + } + + acpi_os_printf("%p ", obj_desc); + + /* Null package elements are allowed */ + + if (!obj_desc) { + acpi_os_printf("[Null Object]\n"); + return; + } + + /* Packages may only contain a few object types */ + + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { + case ACPI_TYPE_INTEGER: + + acpi_os_printf("[Integer] = %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(obj_desc->integer.value)); + break; + + case ACPI_TYPE_STRING: + + acpi_os_printf("[String] Value: "); + for (i = 0; i < obj_desc->string.length; i++) { + acpi_os_printf("%c", obj_desc->string.pointer[i]); + } + acpi_os_printf("\n"); + break; + + case ACPI_TYPE_BUFFER: + + acpi_os_printf("[Buffer] Length %.2X = ", + obj_desc->buffer.length); + if (obj_desc->buffer.length) { + acpi_ut_dump_buffer((u8 *) obj_desc->buffer.pointer, + obj_desc->buffer.length, + DB_DWORD_DISPLAY, _COMPONENT); + } else { + acpi_os_printf("\n"); + } + break; + + case ACPI_TYPE_PACKAGE: + + acpi_os_printf("[Package] Contains %d Elements: \n", + obj_desc->package.count); + + for (i = 0; i < obj_desc->package.count; i++) { + acpi_ex_dump_package(obj_desc->package.elements[i], + level + 1, i); + } + break; + + case ACPI_TYPE_LOCAL_REFERENCE: + + acpi_os_printf("[Object Reference] "); + acpi_ex_dump_reference(obj_desc); + break; + + default: + + acpi_os_printf("[Unknown Type] %X\n", + ACPI_GET_OBJECT_TYPE(obj_desc)); + break; + } +} /******************************************************************************* * * FUNCTION: acpi_ex_dump_object_descriptor * - * PARAMETERS: *Object - Descriptor to dump + * PARAMETERS: Object - Descriptor to dump * Flags - Force display if TRUE * * DESCRIPTION: Dumps the members of the object descriptor given. @@ -575,202 +653,213 @@ acpi_ex_dump_node ( ******************************************************************************/ void -acpi_ex_dump_object_descriptor ( - union acpi_operand_object *obj_desc, - u32 flags) +acpi_ex_dump_object_descriptor(union acpi_operand_object *obj_desc, u32 flags) { - u32 i; - - - ACPI_FUNCTION_TRACE ("ex_dump_object_descriptor"); - + ACPI_FUNCTION_TRACE("ex_dump_object_descriptor"); if (!obj_desc) { return_VOID; } if (!flags) { - if (!((ACPI_LV_OBJECTS & acpi_dbg_level) && (_COMPONENT & acpi_dbg_layer))) { + if (! + ((ACPI_LV_OBJECTS & acpi_dbg_level) + && (_COMPONENT & acpi_dbg_layer))) { return_VOID; } } - if (ACPI_GET_DESCRIPTOR_TYPE (obj_desc) == ACPI_DESC_TYPE_NAMED) { - acpi_ex_dump_node ((struct acpi_namespace_node *) obj_desc, flags); - acpi_os_printf ("\nAttached Object (%p):\n", - ((struct acpi_namespace_node *) obj_desc)->object); - acpi_ex_dump_object_descriptor ( - ((struct acpi_namespace_node *) obj_desc)->object, flags); + if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_NAMED) { + acpi_ex_dump_node((struct acpi_namespace_node *)obj_desc, + flags); + acpi_os_printf("\nAttached Object (%p):\n", + ((struct acpi_namespace_node *)obj_desc)-> + object); + acpi_ex_dump_object_descriptor(((struct acpi_namespace_node *) + obj_desc)->object, flags); return_VOID; } - if (ACPI_GET_DESCRIPTOR_TYPE (obj_desc) != ACPI_DESC_TYPE_OPERAND) { - acpi_os_printf ( - "ex_dump_object_descriptor: %p is not an ACPI operand object: [%s]\n", - obj_desc, acpi_ut_get_descriptor_name (obj_desc)); + if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != ACPI_DESC_TYPE_OPERAND) { + acpi_os_printf + ("ex_dump_object_descriptor: %p is not an ACPI operand object: [%s]\n", + obj_desc, acpi_ut_get_descriptor_name(obj_desc)); return_VOID; } /* Common Fields */ - acpi_ex_out_string ("Type", acpi_ut_get_object_type_name (obj_desc)); - acpi_ex_out_integer ("Reference Count", obj_desc->common.reference_count); - acpi_ex_out_integer ("Flags", obj_desc->common.flags); + acpi_ex_out_string("Type", acpi_ut_get_object_type_name(obj_desc)); + acpi_ex_out_integer("Reference Count", + obj_desc->common.reference_count); + acpi_ex_out_integer("Flags", obj_desc->common.flags); /* Object-specific Fields */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_INTEGER: - acpi_os_printf ("%20s : %8.8X%8.8X\n", "Value", - ACPI_FORMAT_UINT64 (obj_desc->integer.value)); + acpi_os_printf("%20s : %8.8X%8.8X\n", "Value", + ACPI_FORMAT_UINT64(obj_desc->integer.value)); break; - case ACPI_TYPE_STRING: - acpi_ex_out_integer ("Length", obj_desc->string.length); + acpi_ex_out_integer("Length", obj_desc->string.length); - acpi_os_printf ("%20s : %p ", "Pointer", obj_desc->string.pointer); - acpi_ut_print_string (obj_desc->string.pointer, ACPI_UINT8_MAX); - acpi_os_printf ("\n"); + acpi_os_printf("%20s : %p ", "Pointer", + obj_desc->string.pointer); + acpi_ut_print_string(obj_desc->string.pointer, ACPI_UINT8_MAX); + acpi_os_printf("\n"); break; - case ACPI_TYPE_BUFFER: - acpi_ex_out_integer ("Length", obj_desc->buffer.length); - acpi_ex_out_pointer ("Pointer", obj_desc->buffer.pointer); - ACPI_DUMP_BUFFER (obj_desc->buffer.pointer, obj_desc->buffer.length); + acpi_ex_out_integer("Length", obj_desc->buffer.length); + acpi_ex_out_pointer("Pointer", obj_desc->buffer.pointer); + ACPI_DUMP_BUFFER(obj_desc->buffer.pointer, + obj_desc->buffer.length); break; - case ACPI_TYPE_PACKAGE: - acpi_ex_out_integer ("Flags", obj_desc->package.flags); - acpi_ex_out_integer ("Count", obj_desc->package.count); - acpi_ex_out_pointer ("Elements", obj_desc->package.elements); + acpi_ex_out_integer("Flags", obj_desc->package.flags); + acpi_ex_out_integer("Elements", obj_desc->package.count); + acpi_ex_out_pointer("Element List", obj_desc->package.elements); /* Dump the package contents */ - if (obj_desc->package.count > 0) { - acpi_os_printf ("\nPackage Contents:\n"); - for (i = 0; i < obj_desc->package.count; i++) { - acpi_os_printf ("[%.3d] %p", i, obj_desc->package.elements[i]); - if (obj_desc->package.elements[i]) { - acpi_os_printf (" %s", - acpi_ut_get_object_type_name (obj_desc->package.elements[i])); - } - acpi_os_printf ("\n"); - } - } + acpi_os_printf("\nPackage Contents:\n"); + acpi_ex_dump_package(obj_desc, 0, 0); break; - case ACPI_TYPE_DEVICE: - acpi_ex_out_pointer ("Handler", obj_desc->device.handler); - acpi_ex_out_pointer ("system_notify", obj_desc->device.system_notify); - acpi_ex_out_pointer ("device_notify", obj_desc->device.device_notify); + acpi_ex_out_pointer("Handler", obj_desc->device.handler); + acpi_ex_out_pointer("system_notify", + obj_desc->device.system_notify); + acpi_ex_out_pointer("device_notify", + obj_desc->device.device_notify); break; - case ACPI_TYPE_EVENT: - acpi_ex_out_pointer ("Semaphore", obj_desc->event.semaphore); + acpi_ex_out_pointer("Semaphore", obj_desc->event.semaphore); break; - case ACPI_TYPE_METHOD: - acpi_ex_out_integer ("param_count", obj_desc->method.param_count); - acpi_ex_out_integer ("Concurrency", obj_desc->method.concurrency); - acpi_ex_out_pointer ("Semaphore", obj_desc->method.semaphore); - acpi_ex_out_integer ("owning_id", obj_desc->method.owning_id); - acpi_ex_out_integer ("aml_length", obj_desc->method.aml_length); - acpi_ex_out_pointer ("aml_start", obj_desc->method.aml_start); + acpi_ex_out_integer("param_count", + obj_desc->method.param_count); + acpi_ex_out_integer("Concurrency", + obj_desc->method.concurrency); + acpi_ex_out_pointer("Semaphore", obj_desc->method.semaphore); + acpi_ex_out_integer("owner_id", obj_desc->method.owner_id); + acpi_ex_out_integer("aml_length", obj_desc->method.aml_length); + acpi_ex_out_pointer("aml_start", obj_desc->method.aml_start); break; - case ACPI_TYPE_MUTEX: - acpi_ex_out_integer ("sync_level", obj_desc->mutex.sync_level); - acpi_ex_out_pointer ("owner_thread", obj_desc->mutex.owner_thread); - acpi_ex_out_integer ("acquire_depth", obj_desc->mutex.acquisition_depth); - acpi_ex_out_pointer ("Semaphore", obj_desc->mutex.semaphore); + acpi_ex_out_integer("sync_level", obj_desc->mutex.sync_level); + acpi_ex_out_pointer("owner_thread", + obj_desc->mutex.owner_thread); + acpi_ex_out_integer("acquire_depth", + obj_desc->mutex.acquisition_depth); + acpi_ex_out_pointer("Semaphore", obj_desc->mutex.semaphore); break; - case ACPI_TYPE_REGION: - acpi_ex_out_integer ("space_id", obj_desc->region.space_id); - acpi_ex_out_integer ("Flags", obj_desc->region.flags); - acpi_ex_out_address ("Address", obj_desc->region.address); - acpi_ex_out_integer ("Length", obj_desc->region.length); - acpi_ex_out_pointer ("Handler", obj_desc->region.handler); - acpi_ex_out_pointer ("Next", obj_desc->region.next); + acpi_ex_out_integer("space_id", obj_desc->region.space_id); + acpi_ex_out_integer("Flags", obj_desc->region.flags); + acpi_ex_out_address("Address", obj_desc->region.address); + acpi_ex_out_integer("Length", obj_desc->region.length); + acpi_ex_out_pointer("Handler", obj_desc->region.handler); + acpi_ex_out_pointer("Next", obj_desc->region.next); break; - case ACPI_TYPE_POWER: - acpi_ex_out_integer ("system_level", obj_desc->power_resource.system_level); - acpi_ex_out_integer ("resource_order", obj_desc->power_resource.resource_order); - acpi_ex_out_pointer ("system_notify", obj_desc->power_resource.system_notify); - acpi_ex_out_pointer ("device_notify", obj_desc->power_resource.device_notify); + acpi_ex_out_integer("system_level", + obj_desc->power_resource.system_level); + acpi_ex_out_integer("resource_order", + obj_desc->power_resource.resource_order); + acpi_ex_out_pointer("system_notify", + obj_desc->power_resource.system_notify); + acpi_ex_out_pointer("device_notify", + obj_desc->power_resource.device_notify); break; - case ACPI_TYPE_PROCESSOR: - acpi_ex_out_integer ("Processor ID", obj_desc->processor.proc_id); - acpi_ex_out_integer ("Length", obj_desc->processor.length); - acpi_ex_out_address ("Address", (acpi_physical_address) obj_desc->processor.address); - acpi_ex_out_pointer ("system_notify", obj_desc->processor.system_notify); - acpi_ex_out_pointer ("device_notify", obj_desc->processor.device_notify); - acpi_ex_out_pointer ("Handler", obj_desc->processor.handler); + acpi_ex_out_integer("Processor ID", + obj_desc->processor.proc_id); + acpi_ex_out_integer("Length", obj_desc->processor.length); + acpi_ex_out_address("Address", + (acpi_physical_address) obj_desc->processor. + address); + acpi_ex_out_pointer("system_notify", + obj_desc->processor.system_notify); + acpi_ex_out_pointer("device_notify", + obj_desc->processor.device_notify); + acpi_ex_out_pointer("Handler", obj_desc->processor.handler); break; - case ACPI_TYPE_THERMAL: - acpi_ex_out_pointer ("system_notify", obj_desc->thermal_zone.system_notify); - acpi_ex_out_pointer ("device_notify", obj_desc->thermal_zone.device_notify); - acpi_ex_out_pointer ("Handler", obj_desc->thermal_zone.handler); + acpi_ex_out_pointer("system_notify", + obj_desc->thermal_zone.system_notify); + acpi_ex_out_pointer("device_notify", + obj_desc->thermal_zone.device_notify); + acpi_ex_out_pointer("Handler", obj_desc->thermal_zone.handler); break; - case ACPI_TYPE_BUFFER_FIELD: case ACPI_TYPE_LOCAL_REGION_FIELD: case ACPI_TYPE_LOCAL_BANK_FIELD: case ACPI_TYPE_LOCAL_INDEX_FIELD: - acpi_ex_out_integer ("field_flags", obj_desc->common_field.field_flags); - acpi_ex_out_integer ("access_byte_width",obj_desc->common_field.access_byte_width); - acpi_ex_out_integer ("bit_length", obj_desc->common_field.bit_length); - acpi_ex_out_integer ("fld_bit_offset", obj_desc->common_field.start_field_bit_offset); - acpi_ex_out_integer ("base_byte_offset", obj_desc->common_field.base_byte_offset); - acpi_ex_out_pointer ("parent_node", obj_desc->common_field.node); - - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + acpi_ex_out_integer("field_flags", + obj_desc->common_field.field_flags); + acpi_ex_out_integer("access_byte_width", + obj_desc->common_field.access_byte_width); + acpi_ex_out_integer("bit_length", + obj_desc->common_field.bit_length); + acpi_ex_out_integer("fld_bit_offset", + obj_desc->common_field. + start_field_bit_offset); + acpi_ex_out_integer("base_byte_offset", + obj_desc->common_field.base_byte_offset); + acpi_ex_out_pointer("parent_node", obj_desc->common_field.node); + + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_BUFFER_FIELD: - acpi_ex_out_pointer ("buffer_obj", obj_desc->buffer_field.buffer_obj); + acpi_ex_out_pointer("buffer_obj", + obj_desc->buffer_field.buffer_obj); break; case ACPI_TYPE_LOCAL_REGION_FIELD: - acpi_ex_out_pointer ("region_obj", obj_desc->field.region_obj); + acpi_ex_out_pointer("region_obj", + obj_desc->field.region_obj); break; case ACPI_TYPE_LOCAL_BANK_FIELD: - acpi_ex_out_integer ("Value", obj_desc->bank_field.value); - acpi_ex_out_pointer ("region_obj", obj_desc->bank_field.region_obj); - acpi_ex_out_pointer ("bank_obj", obj_desc->bank_field.bank_obj); + acpi_ex_out_integer("Value", + obj_desc->bank_field.value); + acpi_ex_out_pointer("region_obj", + obj_desc->bank_field.region_obj); + acpi_ex_out_pointer("bank_obj", + obj_desc->bank_field.bank_obj); break; case ACPI_TYPE_LOCAL_INDEX_FIELD: - acpi_ex_out_integer ("Value", obj_desc->index_field.value); - acpi_ex_out_pointer ("Index", obj_desc->index_field.index_obj); - acpi_ex_out_pointer ("Data", obj_desc->index_field.data_obj); + acpi_ex_out_integer("Value", + obj_desc->index_field.value); + acpi_ex_out_pointer("Index", + obj_desc->index_field.index_obj); + acpi_ex_out_pointer("Data", + obj_desc->index_field.data_obj); break; default: @@ -779,56 +868,52 @@ acpi_ex_dump_object_descriptor ( } break; - case ACPI_TYPE_LOCAL_REFERENCE: - acpi_ex_out_integer ("target_type", obj_desc->reference.target_type); - acpi_ex_out_string ("Opcode", (acpi_ps_get_opcode_info ( - obj_desc->reference.opcode))->name); - acpi_ex_out_integer ("Offset", obj_desc->reference.offset); - acpi_ex_out_pointer ("obj_desc", obj_desc->reference.object); - acpi_ex_out_pointer ("Node", obj_desc->reference.node); - acpi_ex_out_pointer ("Where", obj_desc->reference.where); - - if (obj_desc->reference.object) { - acpi_os_printf ("\nReferenced Object:\n"); - acpi_ex_dump_object_descriptor (obj_desc->reference.object, flags); - } - break; + acpi_ex_out_integer("target_type", + obj_desc->reference.target_type); + acpi_ex_out_string("Opcode", + (acpi_ps_get_opcode_info + (obj_desc->reference.opcode))->name); + acpi_ex_out_integer("Offset", obj_desc->reference.offset); + acpi_ex_out_pointer("obj_desc", obj_desc->reference.object); + acpi_ex_out_pointer("Node", obj_desc->reference.node); + acpi_ex_out_pointer("Where", obj_desc->reference.where); + acpi_ex_dump_reference(obj_desc); + break; case ACPI_TYPE_LOCAL_ADDRESS_HANDLER: - acpi_ex_out_integer ("space_id", obj_desc->address_space.space_id); - acpi_ex_out_pointer ("Next", obj_desc->address_space.next); - acpi_ex_out_pointer ("region_list", obj_desc->address_space.region_list); - acpi_ex_out_pointer ("Node", obj_desc->address_space.node); - acpi_ex_out_pointer ("Context", obj_desc->address_space.context); + acpi_ex_out_integer("space_id", + obj_desc->address_space.space_id); + acpi_ex_out_pointer("Next", obj_desc->address_space.next); + acpi_ex_out_pointer("region_list", + obj_desc->address_space.region_list); + acpi_ex_out_pointer("Node", obj_desc->address_space.node); + acpi_ex_out_pointer("Context", obj_desc->address_space.context); break; - case ACPI_TYPE_LOCAL_NOTIFY: - acpi_ex_out_pointer ("Node", obj_desc->notify.node); - acpi_ex_out_pointer ("Context", obj_desc->notify.context); + acpi_ex_out_pointer("Node", obj_desc->notify.node); + acpi_ex_out_pointer("Context", obj_desc->notify.context); break; - case ACPI_TYPE_LOCAL_ALIAS: case ACPI_TYPE_LOCAL_METHOD_ALIAS: case ACPI_TYPE_LOCAL_EXTRA: case ACPI_TYPE_LOCAL_DATA: default: - acpi_os_printf ( - "ex_dump_object_descriptor: Display not implemented for object type %s\n", - acpi_ut_get_object_type_name (obj_desc)); + acpi_os_printf + ("ex_dump_object_descriptor: Display not implemented for object type %s\n", + acpi_ut_get_object_type_name(obj_desc)); break; } return_VOID; } -#endif /* ACPI_FUTURE_USAGE */ +#endif /* ACPI_FUTURE_USAGE */ #endif - diff --git a/drivers/acpi/executer/exfield.c b/drivers/acpi/executer/exfield.c index 22c8fa480f60..ab1ba399aa28 100644 --- a/drivers/acpi/executer/exfield.c +++ b/drivers/acpi/executer/exfield.c @@ -41,15 +41,12 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acdispat.h> #include <acpi/acinterp.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exfield") - +ACPI_MODULE_NAME("exfield") /******************************************************************************* * @@ -65,64 +62,70 @@ * Buffer, depending on the size of the field. * ******************************************************************************/ - acpi_status -acpi_ex_read_data_from_field ( - struct acpi_walk_state *walk_state, - union acpi_operand_object *obj_desc, - union acpi_operand_object **ret_buffer_desc) +acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state, + union acpi_operand_object *obj_desc, + union acpi_operand_object **ret_buffer_desc) { - acpi_status status; - union acpi_operand_object *buffer_desc; - acpi_size length; - void *buffer; - u8 locked; - - - ACPI_FUNCTION_TRACE_PTR ("ex_read_data_from_field", obj_desc); + acpi_status status; + union acpi_operand_object *buffer_desc; + acpi_size length; + void *buffer; + u8 locked; + ACPI_FUNCTION_TRACE_PTR("ex_read_data_from_field", obj_desc); /* Parameter validation */ if (!obj_desc) { - return_ACPI_STATUS (AE_AML_NO_OPERAND); + return_ACPI_STATUS(AE_AML_NO_OPERAND); + } + if (!ret_buffer_desc) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_BUFFER_FIELD) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_BUFFER_FIELD) { /* * If the buffer_field arguments have not been previously evaluated, * evaluate them now and save the results. */ if (!(obj_desc->common.flags & AOPOBJ_DATA_VALID)) { - status = acpi_ds_get_buffer_field_arguments (obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_get_buffer_field_arguments(obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } - } - else if ((ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_LOCAL_REGION_FIELD) && - (obj_desc->field.region_obj->region.space_id == ACPI_ADR_SPACE_SMBUS)) { + } else + if ((ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_REGION_FIELD) + && (obj_desc->field.region_obj->region.space_id == + ACPI_ADR_SPACE_SMBUS)) { /* * This is an SMBus read. We must create a buffer to hold the data * and directly access the region handler. */ - buffer_desc = acpi_ut_create_buffer_object (ACPI_SMBUS_BUFFER_SIZE); + buffer_desc = + acpi_ut_create_buffer_object(ACPI_SMBUS_BUFFER_SIZE); if (!buffer_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Lock entire transaction if requested */ - locked = acpi_ex_acquire_global_lock (obj_desc->common_field.field_flags); + locked = + acpi_ex_acquire_global_lock(obj_desc->common_field. + field_flags); /* * Perform the read. * Note: Smbus protocol value is passed in upper 16-bits of Function */ - status = acpi_ex_access_region (obj_desc, 0, - ACPI_CAST_PTR (acpi_integer, buffer_desc->buffer.pointer), - ACPI_READ | (obj_desc->field.attribute << 16)); - acpi_ex_release_global_lock (locked); + status = acpi_ex_access_region(obj_desc, 0, + ACPI_CAST_PTR(acpi_integer, + buffer_desc-> + buffer.pointer), + ACPI_READ | (obj_desc->field. + attribute << 16)); + acpi_ex_release_global_lock(locked); goto exit; } @@ -136,22 +139,22 @@ acpi_ex_read_data_from_field ( * * Note: Field.length is in bits. */ - length = (acpi_size) ACPI_ROUND_BITS_UP_TO_BYTES (obj_desc->field.bit_length); + length = + (acpi_size) ACPI_ROUND_BITS_UP_TO_BYTES(obj_desc->field.bit_length); if (length > acpi_gbl_integer_byte_width) { /* Field is too large for an Integer, create a Buffer instead */ - buffer_desc = acpi_ut_create_buffer_object (length); + buffer_desc = acpi_ut_create_buffer_object(length); if (!buffer_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } buffer = buffer_desc->buffer.pointer; - } - else { + } else { /* Field will fit within an Integer (normal case) */ - buffer_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + buffer_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!buffer_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } length = acpi_gbl_integer_byte_width; @@ -159,37 +162,36 @@ acpi_ex_read_data_from_field ( buffer = &buffer_desc->integer.value; } - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "field_read [TO]: Obj %p, Type %X, Buf %p, byte_len %X\n", - obj_desc, ACPI_GET_OBJECT_TYPE (obj_desc), buffer, (u32) length)); - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "field_read [FROM]: bit_len %X, bit_off %X, byte_off %X\n", - obj_desc->common_field.bit_length, - obj_desc->common_field.start_field_bit_offset, - obj_desc->common_field.base_byte_offset)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "field_read [TO]: Obj %p, Type %X, Buf %p, byte_len %X\n", + obj_desc, ACPI_GET_OBJECT_TYPE(obj_desc), buffer, + (u32) length)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "field_read [FROM]: bit_len %X, bit_off %X, byte_off %X\n", + obj_desc->common_field.bit_length, + obj_desc->common_field.start_field_bit_offset, + obj_desc->common_field.base_byte_offset)); /* Lock entire transaction if requested */ - locked = acpi_ex_acquire_global_lock (obj_desc->common_field.field_flags); + locked = + acpi_ex_acquire_global_lock(obj_desc->common_field.field_flags); /* Read from the field */ - status = acpi_ex_extract_from_field (obj_desc, buffer, (u32) length); - acpi_ex_release_global_lock (locked); + status = acpi_ex_extract_from_field(obj_desc, buffer, (u32) length); + acpi_ex_release_global_lock(locked); - -exit: - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (buffer_desc); - } - else if (ret_buffer_desc) { + exit: + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(buffer_desc); + } else { *ret_buffer_desc = buffer_desc; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_write_data_to_field @@ -205,97 +207,96 @@ exit: ******************************************************************************/ acpi_status -acpi_ex_write_data_to_field ( - union acpi_operand_object *source_desc, - union acpi_operand_object *obj_desc, - union acpi_operand_object **result_desc) +acpi_ex_write_data_to_field(union acpi_operand_object *source_desc, + union acpi_operand_object *obj_desc, + union acpi_operand_object **result_desc) { - acpi_status status; - u32 length; - u32 required_length; - void *buffer; - void *new_buffer; - u8 locked; - union acpi_operand_object *buffer_desc; - - - ACPI_FUNCTION_TRACE_PTR ("ex_write_data_to_field", obj_desc); + acpi_status status; + u32 length; + u32 required_length; + void *buffer; + void *new_buffer; + u8 locked; + union acpi_operand_object *buffer_desc; + ACPI_FUNCTION_TRACE_PTR("ex_write_data_to_field", obj_desc); /* Parameter validation */ if (!source_desc || !obj_desc) { - return_ACPI_STATUS (AE_AML_NO_OPERAND); + return_ACPI_STATUS(AE_AML_NO_OPERAND); } - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_BUFFER_FIELD) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_BUFFER_FIELD) { /* * If the buffer_field arguments have not been previously evaluated, * evaluate them now and save the results. */ if (!(obj_desc->common.flags & AOPOBJ_DATA_VALID)) { - status = acpi_ds_get_buffer_field_arguments (obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_get_buffer_field_arguments(obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } - } - else if ((ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_LOCAL_REGION_FIELD) && - (obj_desc->field.region_obj->region.space_id == ACPI_ADR_SPACE_SMBUS)) { + } else + if ((ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_REGION_FIELD) + && (obj_desc->field.region_obj->region.space_id == + ACPI_ADR_SPACE_SMBUS)) { /* * This is an SMBus write. We will bypass the entire field mechanism * and handoff the buffer directly to the handler. * * Source must be a buffer of sufficient size (ACPI_SMBUS_BUFFER_SIZE). */ - if (ACPI_GET_OBJECT_TYPE (source_desc) != ACPI_TYPE_BUFFER) { - ACPI_REPORT_ERROR (("SMBus write requires Buffer, found type %s\n", - acpi_ut_get_object_type_name (source_desc))); + if (ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_BUFFER) { + ACPI_REPORT_ERROR(("SMBus write requires Buffer, found type %s\n", acpi_ut_get_object_type_name(source_desc))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } if (source_desc->buffer.length < ACPI_SMBUS_BUFFER_SIZE) { - ACPI_REPORT_ERROR (( - "SMBus write requires Buffer of length %X, found length %X\n", - ACPI_SMBUS_BUFFER_SIZE, source_desc->buffer.length)); + ACPI_REPORT_ERROR(("SMBus write requires Buffer of length %X, found length %X\n", ACPI_SMBUS_BUFFER_SIZE, source_desc->buffer.length)); - return_ACPI_STATUS (AE_AML_BUFFER_LIMIT); + return_ACPI_STATUS(AE_AML_BUFFER_LIMIT); } - buffer_desc = acpi_ut_create_buffer_object (ACPI_SMBUS_BUFFER_SIZE); + buffer_desc = + acpi_ut_create_buffer_object(ACPI_SMBUS_BUFFER_SIZE); if (!buffer_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } buffer = buffer_desc->buffer.pointer; - ACPI_MEMCPY (buffer, source_desc->buffer.pointer, - ACPI_SMBUS_BUFFER_SIZE); + ACPI_MEMCPY(buffer, source_desc->buffer.pointer, + ACPI_SMBUS_BUFFER_SIZE); /* Lock entire transaction if requested */ - locked = acpi_ex_acquire_global_lock (obj_desc->common_field.field_flags); + locked = + acpi_ex_acquire_global_lock(obj_desc->common_field. + field_flags); /* * Perform the write (returns status and perhaps data in the * same buffer) * Note: SMBus protocol type is passed in upper 16-bits of Function. */ - status = acpi_ex_access_region (obj_desc, 0, - (acpi_integer *) buffer, - ACPI_WRITE | (obj_desc->field.attribute << 16)); - acpi_ex_release_global_lock (locked); + status = acpi_ex_access_region(obj_desc, 0, + (acpi_integer *) buffer, + ACPI_WRITE | (obj_desc->field. + attribute << 16)); + acpi_ex_release_global_lock(locked); *result_desc = buffer_desc; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Get a pointer to the data to be written */ - switch (ACPI_GET_OBJECT_TYPE (source_desc)) { + switch (ACPI_GET_OBJECT_TYPE(source_desc)) { case ACPI_TYPE_INTEGER: buffer = &source_desc->integer.value; - length = sizeof (source_desc->integer.value); + length = sizeof(source_desc->integer.value); break; case ACPI_TYPE_BUFFER: @@ -309,7 +310,7 @@ acpi_ex_write_data_to_field ( break; default: - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* @@ -319,15 +320,15 @@ acpi_ex_write_data_to_field ( * the ACPI specification. */ new_buffer = NULL; - required_length = ACPI_ROUND_BITS_UP_TO_BYTES ( - obj_desc->common_field.bit_length); + required_length = + ACPI_ROUND_BITS_UP_TO_BYTES(obj_desc->common_field.bit_length); if (length < required_length) { /* We need to create a new buffer */ - new_buffer = ACPI_MEM_CALLOCATE (required_length); + new_buffer = ACPI_MEM_CALLOCATE(required_length); if (!new_buffer) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* @@ -335,40 +336,42 @@ acpi_ex_write_data_to_field ( * at Byte zero. All unused (upper) bytes of the * buffer will be 0. */ - ACPI_MEMCPY ((char *) new_buffer, (char *) buffer, length); + ACPI_MEMCPY((char *)new_buffer, (char *)buffer, length); buffer = new_buffer; length = required_length; } - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "field_write [FROM]: Obj %p (%s:%X), Buf %p, byte_len %X\n", - source_desc, acpi_ut_get_type_name (ACPI_GET_OBJECT_TYPE (source_desc)), - ACPI_GET_OBJECT_TYPE (source_desc), buffer, length)); - - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "field_write [TO]: Obj %p (%s:%X), bit_len %X, bit_off %X, byte_off %X\n", - obj_desc, acpi_ut_get_type_name (ACPI_GET_OBJECT_TYPE (obj_desc)), - ACPI_GET_OBJECT_TYPE (obj_desc), - obj_desc->common_field.bit_length, - obj_desc->common_field.start_field_bit_offset, - obj_desc->common_field.base_byte_offset)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "field_write [FROM]: Obj %p (%s:%X), Buf %p, byte_len %X\n", + source_desc, + acpi_ut_get_type_name(ACPI_GET_OBJECT_TYPE + (source_desc)), + ACPI_GET_OBJECT_TYPE(source_desc), buffer, length)); + + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "field_write [TO]: Obj %p (%s:%X), bit_len %X, bit_off %X, byte_off %X\n", + obj_desc, + acpi_ut_get_type_name(ACPI_GET_OBJECT_TYPE(obj_desc)), + ACPI_GET_OBJECT_TYPE(obj_desc), + obj_desc->common_field.bit_length, + obj_desc->common_field.start_field_bit_offset, + obj_desc->common_field.base_byte_offset)); /* Lock entire transaction if requested */ - locked = acpi_ex_acquire_global_lock (obj_desc->common_field.field_flags); + locked = + acpi_ex_acquire_global_lock(obj_desc->common_field.field_flags); /* Write to the field */ - status = acpi_ex_insert_into_field (obj_desc, buffer, length); - acpi_ex_release_global_lock (locked); + status = acpi_ex_insert_into_field(obj_desc, buffer, length); + acpi_ex_release_global_lock(locked); /* Free temporary buffer if we used one */ if (new_buffer) { - ACPI_MEM_FREE (new_buffer); + ACPI_MEM_FREE(new_buffer); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exfldio.c b/drivers/acpi/executer/exfldio.c index 3c2f89e00f78..ba6e08843c29 100644 --- a/drivers/acpi/executer/exfldio.c +++ b/drivers/acpi/executer/exfldio.c @@ -41,36 +41,28 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/amlcode.h> #include <acpi/acevents.h> #include <acpi/acdispat.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exfldio") +ACPI_MODULE_NAME("exfldio") /* Local prototypes */ - static acpi_status -acpi_ex_field_datum_io ( - union acpi_operand_object *obj_desc, - u32 field_datum_byte_offset, - acpi_integer *value, - u32 read_write); +acpi_ex_field_datum_io(union acpi_operand_object *obj_desc, + u32 field_datum_byte_offset, + acpi_integer * value, u32 read_write); static u8 -acpi_ex_register_overflow ( - union acpi_operand_object *obj_desc, - acpi_integer value); +acpi_ex_register_overflow(union acpi_operand_object *obj_desc, + acpi_integer value); static acpi_status -acpi_ex_setup_region ( - union acpi_operand_object *obj_desc, - u32 field_datum_byte_offset); - +acpi_ex_setup_region(union acpi_operand_object *obj_desc, + u32 field_datum_byte_offset); /******************************************************************************* * @@ -89,27 +81,25 @@ acpi_ex_setup_region ( ******************************************************************************/ static acpi_status -acpi_ex_setup_region ( - union acpi_operand_object *obj_desc, - u32 field_datum_byte_offset) +acpi_ex_setup_region(union acpi_operand_object *obj_desc, + u32 field_datum_byte_offset) { - acpi_status status = AE_OK; - union acpi_operand_object *rgn_desc; - - - ACPI_FUNCTION_TRACE_U32 ("ex_setup_region", field_datum_byte_offset); + acpi_status status = AE_OK; + union acpi_operand_object *rgn_desc; + ACPI_FUNCTION_TRACE_U32("ex_setup_region", field_datum_byte_offset); rgn_desc = obj_desc->common_field.region_obj; /* We must have a valid region */ - if (ACPI_GET_OBJECT_TYPE (rgn_desc) != ACPI_TYPE_REGION) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Needed Region, found type %X (%s)\n", - ACPI_GET_OBJECT_TYPE (rgn_desc), - acpi_ut_get_object_type_name (rgn_desc))); + if (ACPI_GET_OBJECT_TYPE(rgn_desc) != ACPI_TYPE_REGION) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed Region, found type %X (%s)\n", + ACPI_GET_OBJECT_TYPE(rgn_desc), + acpi_ut_get_object_type_name(rgn_desc))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* @@ -117,26 +107,25 @@ acpi_ex_setup_region ( * evaluate them now and save the results. */ if (!(rgn_desc->common.flags & AOPOBJ_DATA_VALID)) { - status = acpi_ds_get_region_arguments (rgn_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_get_region_arguments(rgn_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } if (rgn_desc->region.space_id == ACPI_ADR_SPACE_SMBUS) { /* SMBus has a non-linear address space */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - #ifdef ACPI_UNDER_DEVELOPMENT /* * If the Field access is any_acc, we can now compute the optimal * access (because we know know the length of the parent region) */ if (!(obj_desc->common.flags & AOPOBJ_DATA_VALID)) { - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } #endif @@ -147,56 +136,64 @@ acpi_ex_setup_region ( * (Region length is specified in bytes) */ if (rgn_desc->region.length < (obj_desc->common_field.base_byte_offset + - field_datum_byte_offset + - obj_desc->common_field.access_byte_width)) { + field_datum_byte_offset + + obj_desc->common_field. + access_byte_width)) { if (acpi_gbl_enable_interpreter_slack) { /* * Slack mode only: We will go ahead and allow access to this * field if it is within the region length rounded up to the next * access width boundary. */ - if (ACPI_ROUND_UP (rgn_desc->region.length, - obj_desc->common_field.access_byte_width) >= - (obj_desc->common_field.base_byte_offset + - (acpi_native_uint) obj_desc->common_field.access_byte_width + - field_datum_byte_offset)) { - return_ACPI_STATUS (AE_OK); + if (ACPI_ROUND_UP(rgn_desc->region.length, + obj_desc->common_field. + access_byte_width) >= + (obj_desc->common_field.base_byte_offset + + (acpi_native_uint) obj_desc->common_field. + access_byte_width + field_datum_byte_offset)) { + return_ACPI_STATUS(AE_OK); } } - if (rgn_desc->region.length < obj_desc->common_field.access_byte_width) { + if (rgn_desc->region.length < + obj_desc->common_field.access_byte_width) { /* * This is the case where the access_type (acc_word, etc.) is wider * than the region itself. For example, a region of length one * byte, and a field with Dword access specified. */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Field [%4.4s] access width (%d bytes) too large for region [%4.4s] (length %X)\n", - acpi_ut_get_node_name (obj_desc->common_field.node), - obj_desc->common_field.access_byte_width, - acpi_ut_get_node_name (rgn_desc->region.node), - rgn_desc->region.length)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Field [%4.4s] access width (%d bytes) too large for region [%4.4s] (length %X)\n", + acpi_ut_get_node_name(obj_desc-> + common_field. + node), + obj_desc->common_field. + access_byte_width, + acpi_ut_get_node_name(rgn_desc-> + region.node), + rgn_desc->region.length)); } /* * Offset rounded up to next multiple of field width * exceeds region length, indicate an error */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Field [%4.4s] Base+Offset+Width %X+%X+%X is beyond end of region [%4.4s] (length %X)\n", - acpi_ut_get_node_name (obj_desc->common_field.node), - obj_desc->common_field.base_byte_offset, - field_datum_byte_offset, obj_desc->common_field.access_byte_width, - acpi_ut_get_node_name (rgn_desc->region.node), - rgn_desc->region.length)); - - return_ACPI_STATUS (AE_AML_REGION_LIMIT); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Field [%4.4s] Base+Offset+Width %X+%X+%X is beyond end of region [%4.4s] (length %X)\n", + acpi_ut_get_node_name(obj_desc->common_field. + node), + obj_desc->common_field.base_byte_offset, + field_datum_byte_offset, + obj_desc->common_field.access_byte_width, + acpi_ut_get_node_name(rgn_desc->region.node), + rgn_desc->region.length)); + + return_ACPI_STATUS(AE_AML_REGION_LIMIT); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_access_region @@ -216,27 +213,23 @@ acpi_ex_setup_region ( ******************************************************************************/ acpi_status -acpi_ex_access_region ( - union acpi_operand_object *obj_desc, - u32 field_datum_byte_offset, - acpi_integer *value, - u32 function) +acpi_ex_access_region(union acpi_operand_object *obj_desc, + u32 field_datum_byte_offset, + acpi_integer * value, u32 function) { - acpi_status status; - union acpi_operand_object *rgn_desc; - acpi_physical_address address; - - - ACPI_FUNCTION_TRACE ("ex_access_region"); + acpi_status status; + union acpi_operand_object *rgn_desc; + acpi_physical_address address; + ACPI_FUNCTION_TRACE("ex_access_region"); /* * Ensure that the region operands are fully evaluated and verify * the validity of the request */ - status = acpi_ex_setup_region (obj_desc, field_datum_byte_offset); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_setup_region(obj_desc, field_datum_byte_offset); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -248,50 +241,53 @@ acpi_ex_access_region ( */ rgn_desc = obj_desc->common_field.region_obj; address = rgn_desc->region.address + - obj_desc->common_field.base_byte_offset + - field_datum_byte_offset; + obj_desc->common_field.base_byte_offset + field_datum_byte_offset; if ((function & ACPI_IO_MASK) == ACPI_READ) { - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, "[READ]")); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, "[WRITE]")); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, "[READ]")); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, "[WRITE]")); } - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_BFIELD, - " Region [%s:%X], Width %X, byte_base %X, Offset %X at %8.8X%8.8X\n", - acpi_ut_get_region_name (rgn_desc->region.space_id), - rgn_desc->region.space_id, - obj_desc->common_field.access_byte_width, - obj_desc->common_field.base_byte_offset, - field_datum_byte_offset, - ACPI_FORMAT_UINT64 (address))); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_BFIELD, + " Region [%s:%X], Width %X, byte_base %X, Offset %X at %8.8X%8.8X\n", + acpi_ut_get_region_name(rgn_desc->region. + space_id), + rgn_desc->region.space_id, + obj_desc->common_field.access_byte_width, + obj_desc->common_field.base_byte_offset, + field_datum_byte_offset, + ACPI_FORMAT_UINT64(address))); /* Invoke the appropriate address_space/op_region handler */ - status = acpi_ev_address_space_dispatch (rgn_desc, function, - address, - ACPI_MUL_8 (obj_desc->common_field.access_byte_width), value); + status = acpi_ev_address_space_dispatch(rgn_desc, function, + address, + ACPI_MUL_8(obj_desc-> + common_field. + access_byte_width), + value); - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { if (status == AE_NOT_IMPLEMENTED) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Region %s(%X) not implemented\n", - acpi_ut_get_region_name (rgn_desc->region.space_id), - rgn_desc->region.space_id)); - } - else if (status == AE_NOT_EXIST) { - ACPI_REPORT_ERROR (( - "Region %s(%X) has no handler\n", - acpi_ut_get_region_name (rgn_desc->region.space_id), - rgn_desc->region.space_id)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Region %s(%X) not implemented\n", + acpi_ut_get_region_name(rgn_desc-> + region. + space_id), + rgn_desc->region.space_id)); + } else if (status == AE_NOT_EXIST) { + ACPI_REPORT_ERROR(("Region %s(%X) has no handler\n", + acpi_ut_get_region_name(rgn_desc-> + region. + space_id), + rgn_desc->region.space_id)); } } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_register_overflow @@ -310,9 +306,8 @@ acpi_ex_access_region ( ******************************************************************************/ static u8 -acpi_ex_register_overflow ( - union acpi_operand_object *obj_desc, - acpi_integer value) +acpi_ex_register_overflow(union acpi_operand_object *obj_desc, + acpi_integer value) { if (obj_desc->common_field.bit_length >= ACPI_INTEGER_BIT_SIZE) { @@ -336,7 +331,6 @@ acpi_ex_register_overflow ( return (FALSE); } - /******************************************************************************* * * FUNCTION: acpi_ex_field_datum_io @@ -356,18 +350,14 @@ acpi_ex_register_overflow ( ******************************************************************************/ static acpi_status -acpi_ex_field_datum_io ( - union acpi_operand_object *obj_desc, - u32 field_datum_byte_offset, - acpi_integer *value, - u32 read_write) +acpi_ex_field_datum_io(union acpi_operand_object *obj_desc, + u32 field_datum_byte_offset, + acpi_integer * value, u32 read_write) { - acpi_status status; - acpi_integer local_value; - - - ACPI_FUNCTION_TRACE_U32 ("ex_field_datum_io", field_datum_byte_offset); + acpi_status status; + acpi_integer local_value; + ACPI_FUNCTION_TRACE_U32("ex_field_datum_io", field_datum_byte_offset); if (read_write == ACPI_READ) { if (!value) { @@ -392,16 +382,16 @@ acpi_ex_field_datum_io ( * index_field - Write to an Index Register, then read/write from/to a * Data Register */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_BUFFER_FIELD: /* * If the buffer_field arguments have not been previously evaluated, * evaluate them now and save the results. */ if (!(obj_desc->common.flags & AOPOBJ_DATA_VALID)) { - status = acpi_ds_get_buffer_field_arguments (obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_get_buffer_field_arguments(obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } @@ -410,47 +400,50 @@ acpi_ex_field_datum_io ( * Copy the data from the source buffer. * Length is the field width in bytes. */ - ACPI_MEMCPY (value, - (obj_desc->buffer_field.buffer_obj)->buffer.pointer + - obj_desc->buffer_field.base_byte_offset + - field_datum_byte_offset, - obj_desc->common_field.access_byte_width); - } - else { + ACPI_MEMCPY(value, + (obj_desc->buffer_field.buffer_obj)->buffer. + pointer + + obj_desc->buffer_field.base_byte_offset + + field_datum_byte_offset, + obj_desc->common_field.access_byte_width); + } else { /* * Copy the data to the target buffer. * Length is the field width in bytes. */ - ACPI_MEMCPY ((obj_desc->buffer_field.buffer_obj)->buffer.pointer + - obj_desc->buffer_field.base_byte_offset + - field_datum_byte_offset, - value, obj_desc->common_field.access_byte_width); + ACPI_MEMCPY((obj_desc->buffer_field.buffer_obj)->buffer. + pointer + + obj_desc->buffer_field.base_byte_offset + + field_datum_byte_offset, value, + obj_desc->common_field.access_byte_width); } status = AE_OK; break; - case ACPI_TYPE_LOCAL_BANK_FIELD: /* * Ensure that the bank_value is not beyond the capacity of * the register */ - if (acpi_ex_register_overflow (obj_desc->bank_field.bank_obj, - (acpi_integer) obj_desc->bank_field.value)) { - return_ACPI_STATUS (AE_AML_REGISTER_LIMIT); + if (acpi_ex_register_overflow(obj_desc->bank_field.bank_obj, + (acpi_integer) obj_desc-> + bank_field.value)) { + return_ACPI_STATUS(AE_AML_REGISTER_LIMIT); } /* * For bank_fields, we must write the bank_value to the bank_register * (itself a region_field) before we can access the data. */ - status = acpi_ex_insert_into_field (obj_desc->bank_field.bank_obj, - &obj_desc->bank_field.value, - sizeof (obj_desc->bank_field.value)); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ex_insert_into_field(obj_desc->bank_field.bank_obj, + &obj_desc->bank_field.value, + sizeof(obj_desc->bank_field. + value)); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -460,90 +453,92 @@ acpi_ex_field_datum_io ( /*lint -fallthrough */ - case ACPI_TYPE_LOCAL_REGION_FIELD: /* * For simple region_fields, we just directly access the owning * Operation Region. */ - status = acpi_ex_access_region (obj_desc, field_datum_byte_offset, value, - read_write); + status = + acpi_ex_access_region(obj_desc, field_datum_byte_offset, + value, read_write); break; - case ACPI_TYPE_LOCAL_INDEX_FIELD: - /* * Ensure that the index_value is not beyond the capacity of * the register */ - if (acpi_ex_register_overflow (obj_desc->index_field.index_obj, - (acpi_integer) obj_desc->index_field.value)) { - return_ACPI_STATUS (AE_AML_REGISTER_LIMIT); + if (acpi_ex_register_overflow(obj_desc->index_field.index_obj, + (acpi_integer) obj_desc-> + index_field.value)) { + return_ACPI_STATUS(AE_AML_REGISTER_LIMIT); } /* Write the index value to the index_register (itself a region_field) */ field_datum_byte_offset += obj_desc->index_field.value; - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Write to Index Register: Value %8.8X\n", - field_datum_byte_offset)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Write to Index Register: Value %8.8X\n", + field_datum_byte_offset)); - status = acpi_ex_insert_into_field (obj_desc->index_field.index_obj, - &field_datum_byte_offset, - sizeof (field_datum_byte_offset)); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ex_insert_into_field(obj_desc->index_field.index_obj, + &field_datum_byte_offset, + sizeof(field_datum_byte_offset)); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "I/O to Data Register: value_ptr %p\n", - value)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "I/O to Data Register: value_ptr %p\n", + value)); if (read_write == ACPI_READ) { /* Read the datum from the data_register */ - status = acpi_ex_extract_from_field (obj_desc->index_field.data_obj, - value, sizeof (acpi_integer)); - } - else { + status = + acpi_ex_extract_from_field(obj_desc->index_field. + data_obj, value, + sizeof(acpi_integer)); + } else { /* Write the datum to the data_register */ - status = acpi_ex_insert_into_field (obj_desc->index_field.data_obj, - value, sizeof (acpi_integer)); + status = + acpi_ex_insert_into_field(obj_desc->index_field. + data_obj, value, + sizeof(acpi_integer)); } break; - default: - ACPI_REPORT_ERROR (("Wrong object type in field I/O %X\n", - ACPI_GET_OBJECT_TYPE (obj_desc))); + ACPI_REPORT_ERROR(("Wrong object type in field I/O %X\n", + ACPI_GET_OBJECT_TYPE(obj_desc))); status = AE_AML_INTERNAL; break; } - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { if (read_write == ACPI_READ) { - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Value Read %8.8X%8.8X, Width %d\n", - ACPI_FORMAT_UINT64 (*value), - obj_desc->common_field.access_byte_width)); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Value Written %8.8X%8.8X, Width %d\n", - ACPI_FORMAT_UINT64 (*value), - obj_desc->common_field.access_byte_width)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Value Read %8.8X%8.8X, Width %d\n", + ACPI_FORMAT_UINT64(*value), + obj_desc->common_field. + access_byte_width)); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Value Written %8.8X%8.8X, Width %d\n", + ACPI_FORMAT_UINT64(*value), + obj_desc->common_field. + access_byte_width)); } } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_write_with_update_rule @@ -560,19 +555,16 @@ acpi_ex_field_datum_io ( ******************************************************************************/ acpi_status -acpi_ex_write_with_update_rule ( - union acpi_operand_object *obj_desc, - acpi_integer mask, - acpi_integer field_value, - u32 field_datum_byte_offset) +acpi_ex_write_with_update_rule(union acpi_operand_object *obj_desc, + acpi_integer mask, + acpi_integer field_value, + u32 field_datum_byte_offset) { - acpi_status status = AE_OK; - acpi_integer merged_value; - acpi_integer current_value; - - - ACPI_FUNCTION_TRACE_U32 ("ex_write_with_update_rule", mask); + acpi_status status = AE_OK; + acpi_integer merged_value; + acpi_integer current_value; + ACPI_FUNCTION_TRACE_U32("ex_write_with_update_rule", mask); /* Start with the new bits */ @@ -583,22 +575,27 @@ acpi_ex_write_with_update_rule ( if (mask != ACPI_INTEGER_MAX) { /* Decode the update rule */ - switch (obj_desc->common_field.field_flags & AML_FIELD_UPDATE_RULE_MASK) { + switch (obj_desc->common_field. + field_flags & AML_FIELD_UPDATE_RULE_MASK) { case AML_FIELD_UPDATE_PRESERVE: /* * Check if update rule needs to be applied (not if mask is all * ones) The left shift drops the bits we want to ignore. */ - if ((~mask << (ACPI_MUL_8 (sizeof (mask)) - - ACPI_MUL_8 (obj_desc->common_field.access_byte_width))) != 0) { + if ((~mask << (ACPI_MUL_8(sizeof(mask)) - + ACPI_MUL_8(obj_desc->common_field. + access_byte_width))) != 0) { /* * Read the current contents of the byte/word/dword containing * the field, and merge with the new field value. */ - status = acpi_ex_field_datum_io (obj_desc, field_datum_byte_offset, - ¤t_value, ACPI_READ); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ex_field_datum_io(obj_desc, + field_datum_byte_offset, + ¤t_value, + ACPI_READ); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } merged_value |= (current_value & ~mask); @@ -621,30 +618,31 @@ acpi_ex_write_with_update_rule ( default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "write_with_update_rule: Unknown update_rule setting: %X\n", - (obj_desc->common_field.field_flags & AML_FIELD_UPDATE_RULE_MASK))); - return_ACPI_STATUS (AE_AML_OPERAND_VALUE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "write_with_update_rule: Unknown update_rule setting: %X\n", + (obj_desc->common_field. + field_flags & + AML_FIELD_UPDATE_RULE_MASK))); + return_ACPI_STATUS(AE_AML_OPERAND_VALUE); } } - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Mask %8.8X%8.8X, datum_offset %X, Width %X, Value %8.8X%8.8X, merged_value %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (mask), - field_datum_byte_offset, - obj_desc->common_field.access_byte_width, - ACPI_FORMAT_UINT64 (field_value), - ACPI_FORMAT_UINT64 (merged_value))); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Mask %8.8X%8.8X, datum_offset %X, Width %X, Value %8.8X%8.8X, merged_value %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(mask), + field_datum_byte_offset, + obj_desc->common_field.access_byte_width, + ACPI_FORMAT_UINT64(field_value), + ACPI_FORMAT_UINT64(merged_value))); /* Write the merged value */ - status = acpi_ex_field_datum_io (obj_desc, field_datum_byte_offset, - &merged_value, ACPI_WRITE); + status = acpi_ex_field_datum_io(obj_desc, field_datum_byte_offset, + &merged_value, ACPI_WRITE); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_extract_from_field @@ -660,54 +658,54 @@ acpi_ex_write_with_update_rule ( ******************************************************************************/ acpi_status -acpi_ex_extract_from_field ( - union acpi_operand_object *obj_desc, - void *buffer, - u32 buffer_length) +acpi_ex_extract_from_field(union acpi_operand_object *obj_desc, + void *buffer, u32 buffer_length) { - acpi_status status; - acpi_integer raw_datum; - acpi_integer merged_datum; - u32 field_offset = 0; - u32 buffer_offset = 0; - u32 buffer_tail_bits; - u32 datum_count; - u32 field_datum_count; - u32 i; - - - ACPI_FUNCTION_TRACE ("ex_extract_from_field"); - + acpi_status status; + acpi_integer raw_datum; + acpi_integer merged_datum; + u32 field_offset = 0; + u32 buffer_offset = 0; + u32 buffer_tail_bits; + u32 datum_count; + u32 field_datum_count; + u32 i; + + ACPI_FUNCTION_TRACE("ex_extract_from_field"); /* Validate target buffer and clear it */ - if (buffer_length < ACPI_ROUND_BITS_UP_TO_BYTES ( - obj_desc->common_field.bit_length)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Field size %X (bits) is too large for buffer (%X)\n", - obj_desc->common_field.bit_length, buffer_length)); + if (buffer_length < + ACPI_ROUND_BITS_UP_TO_BYTES(obj_desc->common_field.bit_length)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Field size %X (bits) is too large for buffer (%X)\n", + obj_desc->common_field.bit_length, + buffer_length)); - return_ACPI_STATUS (AE_BUFFER_OVERFLOW); + return_ACPI_STATUS(AE_BUFFER_OVERFLOW); } - ACPI_MEMSET (buffer, 0, buffer_length); + ACPI_MEMSET(buffer, 0, buffer_length); /* Compute the number of datums (access width data items) */ - datum_count = ACPI_ROUND_UP_TO ( - obj_desc->common_field.bit_length, - obj_desc->common_field.access_bit_width); - field_datum_count = ACPI_ROUND_UP_TO ( - obj_desc->common_field.bit_length + - obj_desc->common_field.start_field_bit_offset, - obj_desc->common_field.access_bit_width); + datum_count = ACPI_ROUND_UP_TO(obj_desc->common_field.bit_length, + obj_desc->common_field.access_bit_width); + field_datum_count = ACPI_ROUND_UP_TO(obj_desc->common_field.bit_length + + obj_desc->common_field. + start_field_bit_offset, + obj_desc->common_field. + access_bit_width); /* Priming read from the field */ - status = acpi_ex_field_datum_io (obj_desc, field_offset, &raw_datum, ACPI_READ); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ex_field_datum_io(obj_desc, field_offset, &raw_datum, + ACPI_READ); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - merged_datum = raw_datum >> obj_desc->common_field.start_field_bit_offset; + merged_datum = + raw_datum >> obj_desc->common_field.start_field_bit_offset; /* Read the rest of the field */ @@ -715,17 +713,17 @@ acpi_ex_extract_from_field ( /* Get next input datum from the field */ field_offset += obj_desc->common_field.access_byte_width; - status = acpi_ex_field_datum_io (obj_desc, field_offset, - &raw_datum, ACPI_READ); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_field_datum_io(obj_desc, field_offset, + &raw_datum, ACPI_READ); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Merge with previous datum if necessary */ merged_datum |= raw_datum << - (obj_desc->common_field.access_bit_width - - obj_desc->common_field.start_field_bit_offset); + (obj_desc->common_field.access_bit_width - + obj_desc->common_field.start_field_bit_offset); if (i == datum_count) { break; @@ -733,32 +731,32 @@ acpi_ex_extract_from_field ( /* Write merged datum to target buffer */ - ACPI_MEMCPY (((char *) buffer) + buffer_offset, &merged_datum, - ACPI_MIN(obj_desc->common_field.access_byte_width, - buffer_length - buffer_offset)); + ACPI_MEMCPY(((char *)buffer) + buffer_offset, &merged_datum, + ACPI_MIN(obj_desc->common_field.access_byte_width, + buffer_length - buffer_offset)); buffer_offset += obj_desc->common_field.access_byte_width; - merged_datum = raw_datum >> obj_desc->common_field.start_field_bit_offset; + merged_datum = + raw_datum >> obj_desc->common_field.start_field_bit_offset; } /* Mask off any extra bits in the last datum */ buffer_tail_bits = obj_desc->common_field.bit_length % - obj_desc->common_field.access_bit_width; + obj_desc->common_field.access_bit_width; if (buffer_tail_bits) { - merged_datum &= ACPI_MASK_BITS_ABOVE (buffer_tail_bits); + merged_datum &= ACPI_MASK_BITS_ABOVE(buffer_tail_bits); } /* Write the last datum to the buffer */ - ACPI_MEMCPY (((char *) buffer) + buffer_offset, &merged_datum, - ACPI_MIN(obj_desc->common_field.access_byte_width, - buffer_length - buffer_offset)); + ACPI_MEMCPY(((char *)buffer) + buffer_offset, &merged_datum, + ACPI_MIN(obj_desc->common_field.access_byte_width, + buffer_length - buffer_offset)); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_insert_into_field @@ -774,53 +772,54 @@ acpi_ex_extract_from_field ( ******************************************************************************/ acpi_status -acpi_ex_insert_into_field ( - union acpi_operand_object *obj_desc, - void *buffer, - u32 buffer_length) +acpi_ex_insert_into_field(union acpi_operand_object *obj_desc, + void *buffer, u32 buffer_length) { - acpi_status status; - acpi_integer mask; - acpi_integer merged_datum; - acpi_integer raw_datum = 0; - u32 field_offset = 0; - u32 buffer_offset = 0; - u32 buffer_tail_bits; - u32 datum_count; - u32 field_datum_count; - u32 i; - - - ACPI_FUNCTION_TRACE ("ex_insert_into_field"); - + acpi_status status; + acpi_integer mask; + acpi_integer merged_datum; + acpi_integer raw_datum = 0; + u32 field_offset = 0; + u32 buffer_offset = 0; + u32 buffer_tail_bits; + u32 datum_count; + u32 field_datum_count; + u32 i; + + ACPI_FUNCTION_TRACE("ex_insert_into_field"); /* Validate input buffer */ - if (buffer_length < ACPI_ROUND_BITS_UP_TO_BYTES ( - obj_desc->common_field.bit_length)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Field size %X (bits) is too large for buffer (%X)\n", - obj_desc->common_field.bit_length, buffer_length)); + if (buffer_length < + ACPI_ROUND_BITS_UP_TO_BYTES(obj_desc->common_field.bit_length)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Field size %X (bits) is too large for buffer (%X)\n", + obj_desc->common_field.bit_length, + buffer_length)); - return_ACPI_STATUS (AE_BUFFER_OVERFLOW); + return_ACPI_STATUS(AE_BUFFER_OVERFLOW); } /* Compute the number of datums (access width data items) */ - mask = ACPI_MASK_BITS_BELOW (obj_desc->common_field.start_field_bit_offset); - datum_count = ACPI_ROUND_UP_TO (obj_desc->common_field.bit_length, - obj_desc->common_field.access_bit_width); - field_datum_count = ACPI_ROUND_UP_TO (obj_desc->common_field.bit_length + - obj_desc->common_field.start_field_bit_offset, - obj_desc->common_field.access_bit_width); + mask = + ACPI_MASK_BITS_BELOW(obj_desc->common_field.start_field_bit_offset); + datum_count = + ACPI_ROUND_UP_TO(obj_desc->common_field.bit_length, + obj_desc->common_field.access_bit_width); + field_datum_count = + ACPI_ROUND_UP_TO(obj_desc->common_field.bit_length + + obj_desc->common_field.start_field_bit_offset, + obj_desc->common_field.access_bit_width); /* Get initial Datum from the input buffer */ - ACPI_MEMCPY (&raw_datum, buffer, - ACPI_MIN(obj_desc->common_field.access_byte_width, - buffer_length - buffer_offset)); + ACPI_MEMCPY(&raw_datum, buffer, + ACPI_MIN(obj_desc->common_field.access_byte_width, + buffer_length - buffer_offset)); - merged_datum = raw_datum << obj_desc->common_field.start_field_bit_offset; + merged_datum = + raw_datum << obj_desc->common_field.start_field_bit_offset; /* Write the entire field */ @@ -828,18 +827,19 @@ acpi_ex_insert_into_field ( /* Write merged datum to the target field */ merged_datum &= mask; - status = acpi_ex_write_with_update_rule (obj_desc, mask, - merged_datum, field_offset); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_write_with_update_rule(obj_desc, mask, + merged_datum, + field_offset); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Start new output datum by merging with previous input datum */ field_offset += obj_desc->common_field.access_byte_width; merged_datum = raw_datum >> - (obj_desc->common_field.access_bit_width - - obj_desc->common_field.start_field_bit_offset); + (obj_desc->common_field.access_bit_width - + obj_desc->common_field.start_field_bit_offset); mask = ACPI_INTEGER_MAX; if (i == datum_count) { @@ -849,28 +849,28 @@ acpi_ex_insert_into_field ( /* Get the next input datum from the buffer */ buffer_offset += obj_desc->common_field.access_byte_width; - ACPI_MEMCPY (&raw_datum, ((char *) buffer) + buffer_offset, - ACPI_MIN(obj_desc->common_field.access_byte_width, - buffer_length - buffer_offset)); - merged_datum |= raw_datum << obj_desc->common_field.start_field_bit_offset; + ACPI_MEMCPY(&raw_datum, ((char *)buffer) + buffer_offset, + ACPI_MIN(obj_desc->common_field.access_byte_width, + buffer_length - buffer_offset)); + merged_datum |= + raw_datum << obj_desc->common_field.start_field_bit_offset; } /* Mask off any extra bits in the last datum */ buffer_tail_bits = (obj_desc->common_field.bit_length + - obj_desc->common_field.start_field_bit_offset) % - obj_desc->common_field.access_bit_width; + obj_desc->common_field.start_field_bit_offset) % + obj_desc->common_field.access_bit_width; if (buffer_tail_bits) { - mask &= ACPI_MASK_BITS_ABOVE (buffer_tail_bits); + mask &= ACPI_MASK_BITS_ABOVE(buffer_tail_bits); } /* Write the last datum to the field */ merged_datum &= mask; - status = acpi_ex_write_with_update_rule (obj_desc, - mask, merged_datum, field_offset); + status = acpi_ex_write_with_update_rule(obj_desc, + mask, merged_datum, + field_offset); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exmisc.c b/drivers/acpi/executer/exmisc.c index 022f281345b8..a3f4d72bedc9 100644 --- a/drivers/acpi/executer/exmisc.c +++ b/drivers/acpi/executer/exmisc.c @@ -42,15 +42,12 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exmisc") - +ACPI_MODULE_NAME("exmisc") /******************************************************************************* * @@ -66,27 +63,23 @@ * Common code for the ref_of_op and the cond_ref_of_op. * ******************************************************************************/ - acpi_status -acpi_ex_get_object_reference ( - union acpi_operand_object *obj_desc, - union acpi_operand_object **return_desc, - struct acpi_walk_state *walk_state) +acpi_ex_get_object_reference(union acpi_operand_object *obj_desc, + union acpi_operand_object **return_desc, + struct acpi_walk_state *walk_state) { - union acpi_operand_object *reference_obj; - union acpi_operand_object *referenced_obj; - - - ACPI_FUNCTION_TRACE_PTR ("ex_get_object_reference", obj_desc); + union acpi_operand_object *reference_obj; + union acpi_operand_object *referenced_obj; + ACPI_FUNCTION_TRACE_PTR("ex_get_object_reference", obj_desc); *return_desc = NULL; - switch (ACPI_GET_DESCRIPTOR_TYPE (obj_desc)) { + switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) { case ACPI_DESC_TYPE_OPERAND: - if (ACPI_GET_OBJECT_TYPE (obj_desc) != ACPI_TYPE_LOCAL_REFERENCE) { - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + if (ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_LOCAL_REFERENCE) { + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* @@ -104,13 +97,11 @@ acpi_ex_get_object_reference ( default: - ACPI_REPORT_ERROR (("Unknown Reference opcode in get_reference %X\n", - obj_desc->reference.opcode)); - return_ACPI_STATUS (AE_AML_INTERNAL); + ACPI_REPORT_ERROR(("Unknown Reference opcode in get_reference %X\n", obj_desc->reference.opcode)); + return_ACPI_STATUS(AE_AML_INTERNAL); } break; - case ACPI_DESC_TYPE_NAMED: /* @@ -119,34 +110,32 @@ acpi_ex_get_object_reference ( referenced_obj = obj_desc; break; - default: - ACPI_REPORT_ERROR (("Invalid descriptor type in get_reference: %X\n", - ACPI_GET_DESCRIPTOR_TYPE (obj_desc))); - return_ACPI_STATUS (AE_TYPE); + ACPI_REPORT_ERROR(("Invalid descriptor type in get_reference: %X\n", ACPI_GET_DESCRIPTOR_TYPE(obj_desc))); + return_ACPI_STATUS(AE_TYPE); } - /* Create a new reference object */ - reference_obj = acpi_ut_create_internal_object (ACPI_TYPE_LOCAL_REFERENCE); + reference_obj = + acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_REFERENCE); if (!reference_obj) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } reference_obj->reference.opcode = AML_REF_OF_OP; reference_obj->reference.object = referenced_obj; *return_desc = reference_obj; - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Object %p Type [%s], returning Reference %p\n", - obj_desc, acpi_ut_get_object_type_name (obj_desc), *return_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Object %p Type [%s], returning Reference %p\n", + obj_desc, acpi_ut_get_object_type_name(obj_desc), + *return_desc)); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_concat_template @@ -163,63 +152,58 @@ acpi_ex_get_object_reference ( ******************************************************************************/ acpi_status -acpi_ex_concat_template ( - union acpi_operand_object *operand0, - union acpi_operand_object *operand1, - union acpi_operand_object **actual_return_desc, - struct acpi_walk_state *walk_state) +acpi_ex_concat_template(union acpi_operand_object *operand0, + union acpi_operand_object *operand1, + union acpi_operand_object **actual_return_desc, + struct acpi_walk_state *walk_state) { - union acpi_operand_object *return_desc; - u8 *new_buf; - u8 *end_tag1; - u8 *end_tag2; - acpi_size length1; - acpi_size length2; - - - ACPI_FUNCTION_TRACE ("ex_concat_template"); + union acpi_operand_object *return_desc; + u8 *new_buf; + u8 *end_tag1; + u8 *end_tag2; + acpi_size length1; + acpi_size length2; + ACPI_FUNCTION_TRACE("ex_concat_template"); /* Find the end_tags in each resource template */ - end_tag1 = acpi_ut_get_resource_end_tag (operand0); - end_tag2 = acpi_ut_get_resource_end_tag (operand1); + end_tag1 = acpi_ut_get_resource_end_tag(operand0); + end_tag2 = acpi_ut_get_resource_end_tag(operand1); if (!end_tag1 || !end_tag2) { - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* Compute the length of each part */ - length1 = ACPI_PTR_DIFF (end_tag1, operand0->buffer.pointer); - length2 = ACPI_PTR_DIFF (end_tag2, operand1->buffer.pointer) + - 2; /* Size of END_TAG */ + length1 = ACPI_PTR_DIFF(end_tag1, operand0->buffer.pointer); + length2 = ACPI_PTR_DIFF(end_tag2, operand1->buffer.pointer) + 2; /* Size of END_TAG */ /* Create a new buffer object for the result */ - return_desc = acpi_ut_create_buffer_object (length1 + length2); + return_desc = acpi_ut_create_buffer_object(length1 + length2); if (!return_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Copy the templates to the new descriptor */ new_buf = return_desc->buffer.pointer; - ACPI_MEMCPY (new_buf, operand0->buffer.pointer, length1); - ACPI_MEMCPY (new_buf + length1, operand1->buffer.pointer, length2); + ACPI_MEMCPY(new_buf, operand0->buffer.pointer, length1); + ACPI_MEMCPY(new_buf + length1, operand1->buffer.pointer, length2); /* Compute the new checksum */ new_buf[return_desc->buffer.length - 1] = - acpi_ut_generate_checksum (return_desc->buffer.pointer, - (return_desc->buffer.length - 1)); + acpi_ut_generate_checksum(return_desc->buffer.pointer, + (return_desc->buffer.length - 1)); /* Return the completed template descriptor */ *actual_return_desc = return_desc; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_do_concatenate @@ -236,21 +220,18 @@ acpi_ex_concat_template ( ******************************************************************************/ acpi_status -acpi_ex_do_concatenate ( - union acpi_operand_object *operand0, - union acpi_operand_object *operand1, - union acpi_operand_object **actual_return_desc, - struct acpi_walk_state *walk_state) +acpi_ex_do_concatenate(union acpi_operand_object *operand0, + union acpi_operand_object *operand1, + union acpi_operand_object **actual_return_desc, + struct acpi_walk_state *walk_state) { - union acpi_operand_object *local_operand1 = operand1; - union acpi_operand_object *return_desc; - char *new_buf; - acpi_status status; - acpi_size new_length; - - - ACPI_FUNCTION_TRACE ("ex_do_concatenate"); + union acpi_operand_object *local_operand1 = operand1; + union acpi_operand_object *return_desc; + char *new_buf; + acpi_status status; + acpi_size new_length; + ACPI_FUNCTION_TRACE("ex_do_concatenate"); /* * Convert the second operand if necessary. The first operand @@ -259,27 +240,28 @@ acpi_ex_do_concatenate ( * guaranteed to be either Integer/String/Buffer by the operand * resolution mechanism. */ - switch (ACPI_GET_OBJECT_TYPE (operand0)) { + switch (ACPI_GET_OBJECT_TYPE(operand0)) { case ACPI_TYPE_INTEGER: - status = acpi_ex_convert_to_integer (operand1, &local_operand1, 16); + status = + acpi_ex_convert_to_integer(operand1, &local_operand1, 16); break; case ACPI_TYPE_STRING: - status = acpi_ex_convert_to_string (operand1, &local_operand1, - ACPI_IMPLICIT_CONVERT_HEX); + status = acpi_ex_convert_to_string(operand1, &local_operand1, + ACPI_IMPLICIT_CONVERT_HEX); break; case ACPI_TYPE_BUFFER: - status = acpi_ex_convert_to_buffer (operand1, &local_operand1); + status = acpi_ex_convert_to_buffer(operand1, &local_operand1); break; default: - ACPI_REPORT_ERROR (("Concat - invalid obj type: %X\n", - ACPI_GET_OBJECT_TYPE (operand0))); + ACPI_REPORT_ERROR(("Concat - invalid obj type: %X\n", + ACPI_GET_OBJECT_TYPE(operand0))); status = AE_AML_INTERNAL; } - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -296,32 +278,33 @@ acpi_ex_do_concatenate ( * 2) Two Strings concatenated to produce a new String * 3) Two Buffers concatenated to produce a new Buffer */ - switch (ACPI_GET_OBJECT_TYPE (operand0)) { + switch (ACPI_GET_OBJECT_TYPE(operand0)) { case ACPI_TYPE_INTEGER: /* Result of two Integers is a Buffer */ /* Need enough buffer space for two integers */ - return_desc = acpi_ut_create_buffer_object ( - ACPI_MUL_2 (acpi_gbl_integer_byte_width)); + return_desc = acpi_ut_create_buffer_object((acpi_size) + ACPI_MUL_2 + (acpi_gbl_integer_byte_width)); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; } - new_buf = (char *) return_desc->buffer.pointer; + new_buf = (char *)return_desc->buffer.pointer; /* Copy the first integer, LSB first */ - ACPI_MEMCPY (new_buf, - &operand0->integer.value, - acpi_gbl_integer_byte_width); + ACPI_MEMCPY(new_buf, + &operand0->integer.value, + acpi_gbl_integer_byte_width); /* Copy the second integer (LSB first) after the first */ - ACPI_MEMCPY (new_buf + acpi_gbl_integer_byte_width, - &local_operand1->integer.value, - acpi_gbl_integer_byte_width); + ACPI_MEMCPY(new_buf + acpi_gbl_integer_byte_width, + &local_operand1->integer.value, + acpi_gbl_integer_byte_width); break; case ACPI_TYPE_STRING: @@ -329,13 +312,13 @@ acpi_ex_do_concatenate ( /* Result of two Strings is a String */ new_length = (acpi_size) operand0->string.length + - (acpi_size) local_operand1->string.length; + (acpi_size) local_operand1->string.length; if (new_length > ACPI_MAX_STRING_CONVERSION) { status = AE_AML_STRING_LIMIT; goto cleanup; } - return_desc = acpi_ut_create_string_object (new_length); + return_desc = acpi_ut_create_string_object(new_length); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -345,56 +328,56 @@ acpi_ex_do_concatenate ( /* Concatenate the strings */ - ACPI_STRCPY (new_buf, - operand0->string.pointer); - ACPI_STRCPY (new_buf + operand0->string.length, - local_operand1->string.pointer); + ACPI_STRCPY(new_buf, operand0->string.pointer); + ACPI_STRCPY(new_buf + operand0->string.length, + local_operand1->string.pointer); break; case ACPI_TYPE_BUFFER: /* Result of two Buffers is a Buffer */ - return_desc = acpi_ut_create_buffer_object ( - (acpi_size) operand0->buffer.length + - (acpi_size) local_operand1->buffer.length); + return_desc = acpi_ut_create_buffer_object((acpi_size) + operand0->buffer. + length + + (acpi_size) + local_operand1-> + buffer.length); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; } - new_buf = (char *) return_desc->buffer.pointer; + new_buf = (char *)return_desc->buffer.pointer; /* Concatenate the buffers */ - ACPI_MEMCPY (new_buf, - operand0->buffer.pointer, - operand0->buffer.length); - ACPI_MEMCPY (new_buf + operand0->buffer.length, - local_operand1->buffer.pointer, - local_operand1->buffer.length); + ACPI_MEMCPY(new_buf, + operand0->buffer.pointer, operand0->buffer.length); + ACPI_MEMCPY(new_buf + operand0->buffer.length, + local_operand1->buffer.pointer, + local_operand1->buffer.length); break; default: /* Invalid object type, should not happen here */ - ACPI_REPORT_ERROR (("Concatenate - Invalid object type: %X\n", - ACPI_GET_OBJECT_TYPE (operand0))); - status =AE_AML_INTERNAL; + ACPI_REPORT_ERROR(("Concatenate - Invalid object type: %X\n", + ACPI_GET_OBJECT_TYPE(operand0))); + status = AE_AML_INTERNAL; goto cleanup; } *actual_return_desc = return_desc; -cleanup: + cleanup: if (local_operand1 != operand1) { - acpi_ut_remove_reference (local_operand1); + acpi_ut_remove_reference(local_operand1); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_do_math_op @@ -412,62 +395,49 @@ cleanup: ******************************************************************************/ acpi_integer -acpi_ex_do_math_op ( - u16 opcode, - acpi_integer integer0, - acpi_integer integer1) +acpi_ex_do_math_op(u16 opcode, acpi_integer integer0, acpi_integer integer1) { - ACPI_FUNCTION_ENTRY (); - + ACPI_FUNCTION_ENTRY(); switch (opcode) { - case AML_ADD_OP: /* Add (Integer0, Integer1, Result) */ + case AML_ADD_OP: /* Add (Integer0, Integer1, Result) */ return (integer0 + integer1); - - case AML_BIT_AND_OP: /* And (Integer0, Integer1, Result) */ + case AML_BIT_AND_OP: /* And (Integer0, Integer1, Result) */ return (integer0 & integer1); - - case AML_BIT_NAND_OP: /* NAnd (Integer0, Integer1, Result) */ + case AML_BIT_NAND_OP: /* NAnd (Integer0, Integer1, Result) */ return (~(integer0 & integer1)); - - case AML_BIT_OR_OP: /* Or (Integer0, Integer1, Result) */ + case AML_BIT_OR_OP: /* Or (Integer0, Integer1, Result) */ return (integer0 | integer1); - - case AML_BIT_NOR_OP: /* NOr (Integer0, Integer1, Result) */ + case AML_BIT_NOR_OP: /* NOr (Integer0, Integer1, Result) */ return (~(integer0 | integer1)); - - case AML_BIT_XOR_OP: /* XOr (Integer0, Integer1, Result) */ + case AML_BIT_XOR_OP: /* XOr (Integer0, Integer1, Result) */ return (integer0 ^ integer1); - - case AML_MULTIPLY_OP: /* Multiply (Integer0, Integer1, Result) */ + case AML_MULTIPLY_OP: /* Multiply (Integer0, Integer1, Result) */ return (integer0 * integer1); - - case AML_SHIFT_LEFT_OP: /* shift_left (Operand, shift_count, Result)*/ + case AML_SHIFT_LEFT_OP: /* shift_left (Operand, shift_count, Result) */ return (integer0 << integer1); - - case AML_SHIFT_RIGHT_OP: /* shift_right (Operand, shift_count, Result) */ + case AML_SHIFT_RIGHT_OP: /* shift_right (Operand, shift_count, Result) */ return (integer0 >> integer1); - - case AML_SUBTRACT_OP: /* Subtract (Integer0, Integer1, Result) */ + case AML_SUBTRACT_OP: /* Subtract (Integer0, Integer1, Result) */ return (integer0 - integer1); @@ -477,7 +447,6 @@ acpi_ex_do_math_op ( } } - /******************************************************************************* * * FUNCTION: acpi_ex_do_logical_numeric_op @@ -499,28 +468,24 @@ acpi_ex_do_math_op ( ******************************************************************************/ acpi_status -acpi_ex_do_logical_numeric_op ( - u16 opcode, - acpi_integer integer0, - acpi_integer integer1, - u8 *logical_result) +acpi_ex_do_logical_numeric_op(u16 opcode, + acpi_integer integer0, + acpi_integer integer1, u8 * logical_result) { - acpi_status status = AE_OK; - u8 local_result = FALSE; - - - ACPI_FUNCTION_TRACE ("ex_do_logical_numeric_op"); + acpi_status status = AE_OK; + u8 local_result = FALSE; + ACPI_FUNCTION_TRACE("ex_do_logical_numeric_op"); switch (opcode) { - case AML_LAND_OP: /* LAnd (Integer0, Integer1) */ + case AML_LAND_OP: /* LAnd (Integer0, Integer1) */ if (integer0 && integer1) { local_result = TRUE; } break; - case AML_LOR_OP: /* LOr (Integer0, Integer1) */ + case AML_LOR_OP: /* LOr (Integer0, Integer1) */ if (integer0 || integer1) { local_result = TRUE; @@ -535,10 +500,9 @@ acpi_ex_do_logical_numeric_op ( /* Return the logical result and status */ *logical_result = local_result; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_do_logical_op @@ -566,24 +530,20 @@ acpi_ex_do_logical_numeric_op ( ******************************************************************************/ acpi_status -acpi_ex_do_logical_op ( - u16 opcode, - union acpi_operand_object *operand0, - union acpi_operand_object *operand1, - u8 *logical_result) +acpi_ex_do_logical_op(u16 opcode, + union acpi_operand_object *operand0, + union acpi_operand_object *operand1, u8 * logical_result) { - union acpi_operand_object *local_operand1 = operand1; - acpi_integer integer0; - acpi_integer integer1; - u32 length0; - u32 length1; - acpi_status status = AE_OK; - u8 local_result = FALSE; - int compare; - - - ACPI_FUNCTION_TRACE ("ex_do_logical_op"); + union acpi_operand_object *local_operand1 = operand1; + acpi_integer integer0; + acpi_integer integer1; + u32 length0; + u32 length1; + acpi_status status = AE_OK; + u8 local_result = FALSE; + int compare; + ACPI_FUNCTION_TRACE("ex_do_logical_op"); /* * Convert the second operand if necessary. The first operand @@ -592,18 +552,19 @@ acpi_ex_do_logical_op ( * guaranteed to be either Integer/String/Buffer by the operand * resolution mechanism. */ - switch (ACPI_GET_OBJECT_TYPE (operand0)) { + switch (ACPI_GET_OBJECT_TYPE(operand0)) { case ACPI_TYPE_INTEGER: - status = acpi_ex_convert_to_integer (operand1, &local_operand1, 16); + status = + acpi_ex_convert_to_integer(operand1, &local_operand1, 16); break; case ACPI_TYPE_STRING: - status = acpi_ex_convert_to_string (operand1, &local_operand1, - ACPI_IMPLICIT_CONVERT_HEX); + status = acpi_ex_convert_to_string(operand1, &local_operand1, + ACPI_IMPLICIT_CONVERT_HEX); break; case ACPI_TYPE_BUFFER: - status = acpi_ex_convert_to_buffer (operand1, &local_operand1); + status = acpi_ex_convert_to_buffer(operand1, &local_operand1); break; default: @@ -611,14 +572,14 @@ acpi_ex_do_logical_op ( break; } - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { goto cleanup; } /* * Two cases: 1) Both Integers, 2) Both Strings or Buffers */ - if (ACPI_GET_OBJECT_TYPE (operand0) == ACPI_TYPE_INTEGER) { + if (ACPI_GET_OBJECT_TYPE(operand0) == ACPI_TYPE_INTEGER) { /* * 1) Both operands are of type integer * Note: local_operand1 may have changed above @@ -627,21 +588,21 @@ acpi_ex_do_logical_op ( integer1 = local_operand1->integer.value; switch (opcode) { - case AML_LEQUAL_OP: /* LEqual (Operand0, Operand1) */ + case AML_LEQUAL_OP: /* LEqual (Operand0, Operand1) */ if (integer0 == integer1) { local_result = TRUE; } break; - case AML_LGREATER_OP: /* LGreater (Operand0, Operand1) */ + case AML_LGREATER_OP: /* LGreater (Operand0, Operand1) */ if (integer0 > integer1) { local_result = TRUE; } break; - case AML_LLESS_OP: /* LLess (Operand0, Operand1) */ + case AML_LLESS_OP: /* LLess (Operand0, Operand1) */ if (integer0 < integer1) { local_result = TRUE; @@ -652,8 +613,7 @@ acpi_ex_do_logical_op ( status = AE_AML_INTERNAL; break; } - } - else { + } else { /* * 2) Both operands are Strings or both are Buffers * Note: Code below takes advantage of common Buffer/String @@ -665,31 +625,31 @@ acpi_ex_do_logical_op ( /* Lexicographic compare: compare the data bytes */ - compare = ACPI_MEMCMP ((const char * ) operand0->buffer.pointer, - (const char * ) local_operand1->buffer.pointer, - (length0 > length1) ? length1 : length0); + compare = ACPI_MEMCMP((const char *)operand0->buffer.pointer, + (const char *)local_operand1->buffer. + pointer, + (length0 > length1) ? length1 : length0); switch (opcode) { - case AML_LEQUAL_OP: /* LEqual (Operand0, Operand1) */ + case AML_LEQUAL_OP: /* LEqual (Operand0, Operand1) */ /* Length and all bytes must be equal */ - if ((length0 == length1) && - (compare == 0)) { + if ((length0 == length1) && (compare == 0)) { /* Length and all bytes match ==> TRUE */ local_result = TRUE; } break; - case AML_LGREATER_OP: /* LGreater (Operand0, Operand1) */ + case AML_LGREATER_OP: /* LGreater (Operand0, Operand1) */ if (compare > 0) { local_result = TRUE; - goto cleanup; /* TRUE */ + goto cleanup; /* TRUE */ } if (compare < 0) { - goto cleanup; /* FALSE */ + goto cleanup; /* FALSE */ } /* Bytes match (to shortest length), compare lengths */ @@ -699,14 +659,14 @@ acpi_ex_do_logical_op ( } break; - case AML_LLESS_OP: /* LLess (Operand0, Operand1) */ + case AML_LLESS_OP: /* LLess (Operand0, Operand1) */ if (compare > 0) { - goto cleanup; /* FALSE */ + goto cleanup; /* FALSE */ } if (compare < 0) { local_result = TRUE; - goto cleanup; /* TRUE */ + goto cleanup; /* TRUE */ } /* Bytes match (to shortest length), compare lengths */ @@ -722,18 +682,16 @@ acpi_ex_do_logical_op ( } } -cleanup: + cleanup: /* New object was created if implicit conversion performed - delete */ if (local_operand1 != operand1) { - acpi_ut_remove_reference (local_operand1); + acpi_ut_remove_reference(local_operand1); } /* Return the logical result and status */ *logical_result = local_result; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exmutex.c b/drivers/acpi/executer/exmutex.c index c3cb714d2cba..ab47f6d8b5c0 100644 --- a/drivers/acpi/executer/exmutex.c +++ b/drivers/acpi/executer/exmutex.c @@ -42,20 +42,16 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exmutex") +ACPI_MODULE_NAME("exmutex") /* Local prototypes */ - static void -acpi_ex_link_mutex ( - union acpi_operand_object *obj_desc, - struct acpi_thread_state *thread); - +acpi_ex_link_mutex(union acpi_operand_object *obj_desc, + struct acpi_thread_state *thread); /******************************************************************************* * @@ -69,12 +65,9 @@ acpi_ex_link_mutex ( * ******************************************************************************/ -void -acpi_ex_unlink_mutex ( - union acpi_operand_object *obj_desc) +void acpi_ex_unlink_mutex(union acpi_operand_object *obj_desc) { - struct acpi_thread_state *thread = obj_desc->mutex.owner_thread; - + struct acpi_thread_state *thread = obj_desc->mutex.owner_thread; if (!thread) { return; @@ -88,13 +81,11 @@ acpi_ex_unlink_mutex ( if (obj_desc->mutex.prev) { (obj_desc->mutex.prev)->mutex.next = obj_desc->mutex.next; - } - else { + } else { thread->acquired_mutex_list = obj_desc->mutex.next; } } - /******************************************************************************* * * FUNCTION: acpi_ex_link_mutex @@ -109,12 +100,10 @@ acpi_ex_unlink_mutex ( ******************************************************************************/ static void -acpi_ex_link_mutex ( - union acpi_operand_object *obj_desc, - struct acpi_thread_state *thread) +acpi_ex_link_mutex(union acpi_operand_object *obj_desc, + struct acpi_thread_state *thread) { - union acpi_operand_object *list_head; - + union acpi_operand_object *list_head; list_head = thread->acquired_mutex_list; @@ -134,7 +123,6 @@ acpi_ex_link_mutex ( thread->acquired_mutex_list = obj_desc; } - /******************************************************************************* * * FUNCTION: acpi_ex_acquire_mutex @@ -150,27 +138,23 @@ acpi_ex_link_mutex ( ******************************************************************************/ acpi_status -acpi_ex_acquire_mutex ( - union acpi_operand_object *time_desc, - union acpi_operand_object *obj_desc, - struct acpi_walk_state *walk_state) +acpi_ex_acquire_mutex(union acpi_operand_object *time_desc, + union acpi_operand_object *obj_desc, + struct acpi_walk_state *walk_state) { - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ex_acquire_mutex", obj_desc); + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ex_acquire_mutex", obj_desc); if (!obj_desc) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Sanity check -- we must have a valid thread ID */ if (!walk_state->thread) { - ACPI_REPORT_ERROR (("Cannot acquire Mutex [%4.4s], null thread info\n", - acpi_ut_get_node_name (obj_desc->mutex.node))); - return_ACPI_STATUS (AE_AML_INTERNAL); + ACPI_REPORT_ERROR(("Cannot acquire Mutex [%4.4s], null thread info\n", acpi_ut_get_node_name(obj_desc->mutex.node))); + return_ACPI_STATUS(AE_AML_INTERNAL); } /* @@ -178,10 +162,8 @@ acpi_ex_acquire_mutex ( * mutex. This mechanism provides some deadlock prevention */ if (walk_state->thread->current_sync_level > obj_desc->mutex.sync_level) { - ACPI_REPORT_ERROR (( - "Cannot acquire Mutex [%4.4s], incorrect sync_level\n", - acpi_ut_get_node_name (obj_desc->mutex.node))); - return_ACPI_STATUS (AE_AML_MUTEX_ORDER); + ACPI_REPORT_ERROR(("Cannot acquire Mutex [%4.4s], incorrect sync_level\n", acpi_ut_get_node_name(obj_desc->mutex.node))); + return_ACPI_STATUS(AE_AML_MUTEX_ORDER); } /* Support for multiple acquires by the owning thread */ @@ -190,43 +172,43 @@ acpi_ex_acquire_mutex ( /* Special case for Global Lock, allow all threads */ if ((obj_desc->mutex.owner_thread->thread_id == - walk_state->thread->thread_id) || - (obj_desc->mutex.semaphore == - acpi_gbl_global_lock_semaphore)) { + walk_state->thread->thread_id) || + (obj_desc->mutex.semaphore == + acpi_gbl_global_lock_semaphore)) { /* * The mutex is already owned by this thread, * just increment the acquisition depth */ obj_desc->mutex.acquisition_depth++; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } } /* Acquire the mutex, wait if necessary */ - status = acpi_ex_system_acquire_mutex (time_desc, obj_desc); - if (ACPI_FAILURE (status)) { + status = acpi_ex_system_acquire_mutex(time_desc, obj_desc); + if (ACPI_FAILURE(status)) { /* Includes failure from a timeout on time_desc */ - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Have the mutex: update mutex and walk info and save the sync_level */ - obj_desc->mutex.owner_thread = walk_state->thread; + obj_desc->mutex.owner_thread = walk_state->thread; obj_desc->mutex.acquisition_depth = 1; - obj_desc->mutex.original_sync_level = walk_state->thread->current_sync_level; + obj_desc->mutex.original_sync_level = + walk_state->thread->current_sync_level; walk_state->thread->current_sync_level = obj_desc->mutex.sync_level; /* Link the mutex to the current thread for force-unlock at method exit */ - acpi_ex_link_mutex (obj_desc, walk_state->thread); + acpi_ex_link_mutex(obj_desc, walk_state->thread); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_release_mutex @@ -241,48 +223,40 @@ acpi_ex_acquire_mutex ( ******************************************************************************/ acpi_status -acpi_ex_release_mutex ( - union acpi_operand_object *obj_desc, - struct acpi_walk_state *walk_state) +acpi_ex_release_mutex(union acpi_operand_object *obj_desc, + struct acpi_walk_state *walk_state) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ex_release_mutex"); + acpi_status status; + ACPI_FUNCTION_TRACE("ex_release_mutex"); if (!obj_desc) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* The mutex must have been previously acquired in order to release it */ if (!obj_desc->mutex.owner_thread) { - ACPI_REPORT_ERROR (("Cannot release Mutex [%4.4s], not acquired\n", - acpi_ut_get_node_name (obj_desc->mutex.node))); - return_ACPI_STATUS (AE_AML_MUTEX_NOT_ACQUIRED); + ACPI_REPORT_ERROR(("Cannot release Mutex [%4.4s], not acquired\n", acpi_ut_get_node_name(obj_desc->mutex.node))); + return_ACPI_STATUS(AE_AML_MUTEX_NOT_ACQUIRED); } /* Sanity check -- we must have a valid thread ID */ if (!walk_state->thread) { - ACPI_REPORT_ERROR (("Cannot release Mutex [%4.4s], null thread info\n", - acpi_ut_get_node_name (obj_desc->mutex.node))); - return_ACPI_STATUS (AE_AML_INTERNAL); + ACPI_REPORT_ERROR(("Cannot release Mutex [%4.4s], null thread info\n", acpi_ut_get_node_name(obj_desc->mutex.node))); + return_ACPI_STATUS(AE_AML_INTERNAL); } /* * The Mutex is owned, but this thread must be the owner. * Special case for Global Lock, any thread can release */ - if ((obj_desc->mutex.owner_thread->thread_id != walk_state->thread->thread_id) && - (obj_desc->mutex.semaphore != acpi_gbl_global_lock_semaphore)) { - ACPI_REPORT_ERROR (( - "Thread %X cannot release Mutex [%4.4s] acquired by thread %X\n", - walk_state->thread->thread_id, - acpi_ut_get_node_name (obj_desc->mutex.node), - obj_desc->mutex.owner_thread->thread_id)); - return_ACPI_STATUS (AE_AML_NOT_OWNER); + if ((obj_desc->mutex.owner_thread->thread_id != + walk_state->thread->thread_id) + && (obj_desc->mutex.semaphore != acpi_gbl_global_lock_semaphore)) { + ACPI_REPORT_ERROR(("Thread %X cannot release Mutex [%4.4s] acquired by thread %X\n", walk_state->thread->thread_id, acpi_ut_get_node_name(obj_desc->mutex.node), obj_desc->mutex.owner_thread->thread_id)); + return_ACPI_STATUS(AE_AML_NOT_OWNER); } /* @@ -290,10 +264,8 @@ acpi_ex_release_mutex ( * equal to the current sync level */ if (obj_desc->mutex.sync_level > walk_state->thread->current_sync_level) { - ACPI_REPORT_ERROR (( - "Cannot release Mutex [%4.4s], incorrect sync_level\n", - acpi_ut_get_node_name (obj_desc->mutex.node))); - return_ACPI_STATUS (AE_AML_MUTEX_ORDER); + ACPI_REPORT_ERROR(("Cannot release Mutex [%4.4s], incorrect sync_level\n", acpi_ut_get_node_name(obj_desc->mutex.node))); + return_ACPI_STATUS(AE_AML_MUTEX_ORDER); } /* Match multiple Acquires with multiple Releases */ @@ -302,26 +274,26 @@ acpi_ex_release_mutex ( if (obj_desc->mutex.acquisition_depth != 0) { /* Just decrement the depth and return */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Unlink the mutex from the owner's list */ - acpi_ex_unlink_mutex (obj_desc); + acpi_ex_unlink_mutex(obj_desc); /* Release the mutex */ - status = acpi_ex_system_release_mutex (obj_desc); + status = acpi_ex_system_release_mutex(obj_desc); /* Update the mutex and walk state, restore sync_level before acquire */ obj_desc->mutex.owner_thread = NULL; - walk_state->thread->current_sync_level = obj_desc->mutex.original_sync_level; + walk_state->thread->current_sync_level = + obj_desc->mutex.original_sync_level; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_release_all_mutexes @@ -334,17 +306,13 @@ acpi_ex_release_mutex ( * ******************************************************************************/ -void -acpi_ex_release_all_mutexes ( - struct acpi_thread_state *thread) +void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread) { - union acpi_operand_object *next = thread->acquired_mutex_list; - union acpi_operand_object *this; - acpi_status status; - - - ACPI_FUNCTION_ENTRY (); + union acpi_operand_object *next = thread->acquired_mutex_list; + union acpi_operand_object *this; + acpi_status status; + ACPI_FUNCTION_ENTRY(); /* Traverse the list of owned mutexes, releasing each one */ @@ -353,13 +321,13 @@ acpi_ex_release_all_mutexes ( next = this->mutex.next; this->mutex.acquisition_depth = 1; - this->mutex.prev = NULL; - this->mutex.next = NULL; + this->mutex.prev = NULL; + this->mutex.next = NULL; - /* Release the mutex */ + /* Release the mutex */ - status = acpi_ex_system_release_mutex (this); - if (ACPI_FAILURE (status)) { + status = acpi_ex_system_release_mutex(this); + if (ACPI_FAILURE(status)) { continue; } @@ -372,5 +340,3 @@ acpi_ex_release_all_mutexes ( thread->current_sync_level = this->mutex.original_sync_level; } } - - diff --git a/drivers/acpi/executer/exnames.c b/drivers/acpi/executer/exnames.c index 639f0bd3f6d8..239d8473e9a5 100644 --- a/drivers/acpi/executer/exnames.c +++ b/drivers/acpi/executer/exnames.c @@ -42,26 +42,18 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/amlcode.h> #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exnames") +ACPI_MODULE_NAME("exnames") /* Local prototypes */ - -static char * -acpi_ex_allocate_name_string ( - u32 prefix_count, - u32 num_name_segs); +static char *acpi_ex_allocate_name_string(u32 prefix_count, u32 num_name_segs); static acpi_status -acpi_ex_name_segment ( - u8 **in_aml_address, - char *name_string); - +acpi_ex_name_segment(u8 ** in_aml_address, char *name_string); /******************************************************************************* * @@ -79,17 +71,13 @@ acpi_ex_name_segment ( * ******************************************************************************/ -static char * -acpi_ex_allocate_name_string ( - u32 prefix_count, - u32 num_name_segs) +static char *acpi_ex_allocate_name_string(u32 prefix_count, u32 num_name_segs) { - char *temp_ptr; - char *name_string; - u32 size_needed; - - ACPI_FUNCTION_TRACE ("ex_allocate_name_string"); + char *temp_ptr; + char *name_string; + u32 size_needed; + ACPI_FUNCTION_TRACE("ex_allocate_name_string"); /* * Allow room for all \ and ^ prefixes, all segments and a multi_name_prefix. @@ -100,20 +88,19 @@ acpi_ex_allocate_name_string ( /* Special case for root */ size_needed = 1 + (ACPI_NAME_SIZE * num_name_segs) + 2 + 1; - } - else { - size_needed = prefix_count + (ACPI_NAME_SIZE * num_name_segs) + 2 + 1; + } else { + size_needed = + prefix_count + (ACPI_NAME_SIZE * num_name_segs) + 2 + 1; } /* * Allocate a buffer for the name. * This buffer must be deleted by the caller! */ - name_string = ACPI_MEM_ALLOCATE (size_needed); + name_string = ACPI_MEM_ALLOCATE(size_needed); if (!name_string) { - ACPI_REPORT_ERROR (( - "ex_allocate_name_string: Could not allocate size %d\n", size_needed)); - return_PTR (NULL); + ACPI_REPORT_ERROR(("ex_allocate_name_string: Could not allocate size %d\n", size_needed)); + return_PTR(NULL); } temp_ptr = name_string; @@ -122,23 +109,20 @@ acpi_ex_allocate_name_string ( if (prefix_count == ACPI_UINT32_MAX) { *temp_ptr++ = AML_ROOT_PREFIX; - } - else { + } else { while (prefix_count--) { *temp_ptr++ = AML_PARENT_PREFIX; } } - /* Set up Dual or Multi prefixes if needed */ if (num_name_segs > 2) { /* Set up multi prefixes */ *temp_ptr++ = AML_MULTI_NAME_PREFIX_OP; - *temp_ptr++ = (char) num_name_segs; - } - else if (2 == num_name_segs) { + *temp_ptr++ = (char)num_name_segs; + } else if (2 == num_name_segs) { /* Set up dual prefixes */ *temp_ptr++ = AML_DUAL_NAME_PREFIX; @@ -150,7 +134,7 @@ acpi_ex_allocate_name_string ( */ *temp_ptr = 0; - return_PTR (name_string); + return_PTR(name_string); } /******************************************************************************* @@ -167,19 +151,14 @@ acpi_ex_allocate_name_string ( * ******************************************************************************/ -static acpi_status -acpi_ex_name_segment ( - u8 **in_aml_address, - char *name_string) +static acpi_status acpi_ex_name_segment(u8 ** in_aml_address, char *name_string) { - char *aml_address = (void *) *in_aml_address; - acpi_status status = AE_OK; - u32 index; - char char_buf[5]; - - - ACPI_FUNCTION_TRACE ("ex_name_segment"); + char *aml_address = (void *)*in_aml_address; + acpi_status status = AE_OK; + u32 index; + char char_buf[5]; + ACPI_FUNCTION_TRACE("ex_name_segment"); /* * If first character is a digit, then we know that we aren't looking at a @@ -188,20 +167,20 @@ acpi_ex_name_segment ( char_buf[0] = *aml_address; if ('0' <= char_buf[0] && char_buf[0] <= '9') { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "leading digit: %c\n", char_buf[0])); - return_ACPI_STATUS (AE_CTRL_PENDING); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "leading digit: %c\n", + char_buf[0])); + return_ACPI_STATUS(AE_CTRL_PENDING); } - ACPI_DEBUG_PRINT ((ACPI_DB_LOAD, "Bytes from stream:\n")); + ACPI_DEBUG_PRINT((ACPI_DB_LOAD, "Bytes from stream:\n")); for (index = 0; - (index < ACPI_NAME_SIZE) && (acpi_ut_valid_acpi_character (*aml_address)); - index++) { + (index < ACPI_NAME_SIZE) + && (acpi_ut_valid_acpi_character(*aml_address)); index++) { char_buf[index] = *aml_address++; - ACPI_DEBUG_PRINT ((ACPI_DB_LOAD, "%c\n", char_buf[index])); + ACPI_DEBUG_PRINT((ACPI_DB_LOAD, "%c\n", char_buf[index])); } - /* Valid name segment */ if (index == 4) { @@ -210,41 +189,37 @@ acpi_ex_name_segment ( char_buf[4] = '\0'; if (name_string) { - ACPI_STRCAT (name_string, char_buf); - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Appended to - %s \n", name_string)); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "No Name string - %s \n", char_buf)); + ACPI_STRCAT(name_string, char_buf); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Appended to - %s \n", name_string)); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "No Name string - %s \n", char_buf)); } - } - else if (index == 0) { + } else if (index == 0) { /* * First character was not a valid name character, * so we are looking at something other than a name. */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Leading character is not alpha: %02Xh (not a name)\n", - char_buf[0])); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Leading character is not alpha: %02Xh (not a name)\n", + char_buf[0])); status = AE_CTRL_PENDING; - } - else { + } else { /* * Segment started with one or more valid characters, but fewer than * the required 4 */ status = AE_AML_BAD_NAME; - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Bad character %02x in name, at %p\n", - *aml_address, aml_address)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Bad character %02x in name, at %p\n", + *aml_address, aml_address)); } *in_aml_address = (u8 *) aml_address; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_get_name_string @@ -263,37 +238,32 @@ acpi_ex_name_segment ( ******************************************************************************/ acpi_status -acpi_ex_get_name_string ( - acpi_object_type data_type, - u8 *in_aml_address, - char **out_name_string, - u32 *out_name_length) +acpi_ex_get_name_string(acpi_object_type data_type, + u8 * in_aml_address, + char **out_name_string, u32 * out_name_length) { - acpi_status status = AE_OK; - u8 *aml_address = in_aml_address; - char *name_string = NULL; - u32 num_segments; - u32 prefix_count = 0; - u8 has_prefix = FALSE; - - - ACPI_FUNCTION_TRACE_PTR ("ex_get_name_string", aml_address); - - - if (ACPI_TYPE_LOCAL_REGION_FIELD == data_type || - ACPI_TYPE_LOCAL_BANK_FIELD == data_type || - ACPI_TYPE_LOCAL_INDEX_FIELD == data_type) { + acpi_status status = AE_OK; + u8 *aml_address = in_aml_address; + char *name_string = NULL; + u32 num_segments; + u32 prefix_count = 0; + u8 has_prefix = FALSE; + + ACPI_FUNCTION_TRACE_PTR("ex_get_name_string", aml_address); + + if (ACPI_TYPE_LOCAL_REGION_FIELD == data_type || + ACPI_TYPE_LOCAL_BANK_FIELD == data_type || + ACPI_TYPE_LOCAL_INDEX_FIELD == data_type) { /* Disallow prefixes for types associated with field_unit names */ - name_string = acpi_ex_allocate_name_string (0, 1); + name_string = acpi_ex_allocate_name_string(0, 1); if (!name_string) { status = AE_NO_MEMORY; + } else { + status = + acpi_ex_name_segment(&aml_address, name_string); } - else { - status = acpi_ex_name_segment (&aml_address, name_string); - } - } - else { + } else { /* * data_type is not a field name. * Examine first character of name for root or parent prefix operators @@ -301,8 +271,9 @@ acpi_ex_get_name_string ( switch (*aml_address) { case AML_ROOT_PREFIX: - ACPI_DEBUG_PRINT ((ACPI_DB_LOAD, "root_prefix(\\) at %p\n", - aml_address)); + ACPI_DEBUG_PRINT((ACPI_DB_LOAD, + "root_prefix(\\) at %p\n", + aml_address)); /* * Remember that we have a root_prefix -- @@ -313,14 +284,14 @@ acpi_ex_get_name_string ( has_prefix = TRUE; break; - case AML_PARENT_PREFIX: /* Increment past possibly multiple parent prefixes */ do { - ACPI_DEBUG_PRINT ((ACPI_DB_LOAD, "parent_prefix (^) at %p\n", - aml_address)); + ACPI_DEBUG_PRINT((ACPI_DB_LOAD, + "parent_prefix (^) at %p\n", + aml_address)); aml_address++; prefix_count++; @@ -330,7 +301,6 @@ acpi_ex_get_name_string ( has_prefix = TRUE; break; - default: /* Not a prefix character */ @@ -343,11 +313,13 @@ acpi_ex_get_name_string ( switch (*aml_address) { case AML_DUAL_NAME_PREFIX: - ACPI_DEBUG_PRINT ((ACPI_DB_LOAD, "dual_name_prefix at %p\n", - aml_address)); + ACPI_DEBUG_PRINT((ACPI_DB_LOAD, + "dual_name_prefix at %p\n", + aml_address)); aml_address++; - name_string = acpi_ex_allocate_name_string (prefix_count, 2); + name_string = + acpi_ex_allocate_name_string(prefix_count, 2); if (!name_string) { status = AE_NO_MEMORY; break; @@ -357,24 +329,29 @@ acpi_ex_get_name_string ( has_prefix = TRUE; - status = acpi_ex_name_segment (&aml_address, name_string); - if (ACPI_SUCCESS (status)) { - status = acpi_ex_name_segment (&aml_address, name_string); + status = + acpi_ex_name_segment(&aml_address, name_string); + if (ACPI_SUCCESS(status)) { + status = + acpi_ex_name_segment(&aml_address, + name_string); } break; - case AML_MULTI_NAME_PREFIX_OP: - ACPI_DEBUG_PRINT ((ACPI_DB_LOAD, "multi_name_prefix at %p\n", - aml_address)); + ACPI_DEBUG_PRINT((ACPI_DB_LOAD, + "multi_name_prefix at %p\n", + aml_address)); /* Fetch count of segments remaining in name path */ aml_address++; num_segments = *aml_address; - name_string = acpi_ex_allocate_name_string (prefix_count, num_segments); + name_string = + acpi_ex_allocate_name_string(prefix_count, + num_segments); if (!name_string) { status = AE_NO_MEMORY; break; @@ -386,27 +363,28 @@ acpi_ex_get_name_string ( has_prefix = TRUE; while (num_segments && - (status = acpi_ex_name_segment (&aml_address, name_string)) == - AE_OK) { + (status = + acpi_ex_name_segment(&aml_address, + name_string)) == AE_OK) { num_segments--; } break; - case 0: /* null_name valid as of 8-12-98 ASL/AML Grammar Update */ if (prefix_count == ACPI_UINT32_MAX) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "name_seg is \"\\\" followed by NULL\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "name_seg is \"\\\" followed by NULL\n")); } /* Consume the NULL byte */ aml_address++; - name_string = acpi_ex_allocate_name_string (prefix_count, 0); + name_string = + acpi_ex_allocate_name_string(prefix_count, 0); if (!name_string) { status = AE_NO_MEMORY; break; @@ -414,18 +392,19 @@ acpi_ex_get_name_string ( break; - default: /* Name segment string */ - name_string = acpi_ex_allocate_name_string (prefix_count, 1); + name_string = + acpi_ex_allocate_name_string(prefix_count, 1); if (!name_string) { status = AE_NO_MEMORY; break; } - status = acpi_ex_name_segment (&aml_address, name_string); + status = + acpi_ex_name_segment(&aml_address, name_string); break; } } @@ -433,15 +412,20 @@ acpi_ex_get_name_string ( if (AE_CTRL_PENDING == status && has_prefix) { /* Ran out of segments after processing a prefix */ - ACPI_REPORT_ERROR ( - ("ex_do_name: Malformed Name at %p\n", name_string)); + ACPI_REPORT_ERROR(("ex_do_name: Malformed Name at %p\n", + name_string)); status = AE_AML_BAD_NAME; } + if (ACPI_FAILURE(status)) { + if (name_string) { + ACPI_MEM_FREE(name_string); + } + return_ACPI_STATUS(status); + } + *out_name_string = name_string; *out_name_length = (u32) (aml_address - in_aml_address); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exoparg1.c b/drivers/acpi/executer/exoparg1.c index dbdf8262ba00..97e34542f5e4 100644 --- a/drivers/acpi/executer/exoparg1.c +++ b/drivers/acpi/executer/exoparg1.c @@ -42,7 +42,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/acdispat.h> @@ -50,10 +49,8 @@ #include <acpi/amlcode.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exoparg1") - +ACPI_MODULE_NAME("exoparg1") /*! * Naming convention for AML interpreter execution routines. @@ -76,7 +73,6 @@ * The AcpiExOpcode* functions are called via the Dispatcher component with * fully resolved operands. !*/ - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_0A_0T_1R @@ -88,59 +84,53 @@ * DESCRIPTION: Execute operator with no operands, one return value * ******************************************************************************/ - -acpi_status -acpi_ex_opcode_0A_0T_1R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - union acpi_operand_object *return_desc = NULL; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_0A_0T_1R", - acpi_ps_get_opcode_name (walk_state->opcode)); + acpi_status status = AE_OK; + union acpi_operand_object *return_desc = NULL; + ACPI_FUNCTION_TRACE_STR("ex_opcode_0A_0T_1R", + acpi_ps_get_opcode_name(walk_state->opcode)); /* Examine the AML opcode */ switch (walk_state->opcode) { - case AML_TIMER_OP: /* Timer () */ + case AML_TIMER_OP: /* Timer () */ /* Create a return object of type Integer */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; } - - return_desc->integer.value = acpi_os_get_timer (); +#if ACPI_MACHINE_WIDTH != 16 + return_desc->integer.value = acpi_os_get_timer(); +#endif break; - default: /* Unknown opcode */ + default: /* Unknown opcode */ - ACPI_REPORT_ERROR (("acpi_ex_opcode_0A_0T_1R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_0A_0T_1R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; break; } -cleanup: - - if (!walk_state->result_obj) { - walk_state->result_obj = return_desc; - } + cleanup: /* Delete return object on error */ - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (return_desc); + if ((ACPI_FAILURE(status)) || walk_state->result_obj) { + acpi_ut_remove_reference(return_desc); + } else { + /* Save the return value */ + + walk_state->result_obj = return_desc; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_1A_0T_0R @@ -154,69 +144,58 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_opcode_1A_0T_0R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_1A_0T_0R(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_1A_0T_0R", - acpi_ps_get_opcode_name (walk_state->opcode)); + union acpi_operand_object **operand = &walk_state->operands[0]; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_STR("ex_opcode_1A_0T_0R", + acpi_ps_get_opcode_name(walk_state->opcode)); /* Examine the AML opcode */ switch (walk_state->opcode) { - case AML_RELEASE_OP: /* Release (mutex_object) */ + case AML_RELEASE_OP: /* Release (mutex_object) */ - status = acpi_ex_release_mutex (operand[0], walk_state); + status = acpi_ex_release_mutex(operand[0], walk_state); break; + case AML_RESET_OP: /* Reset (event_object) */ - case AML_RESET_OP: /* Reset (event_object) */ - - status = acpi_ex_system_reset_event (operand[0]); + status = acpi_ex_system_reset_event(operand[0]); break; + case AML_SIGNAL_OP: /* Signal (event_object) */ - case AML_SIGNAL_OP: /* Signal (event_object) */ - - status = acpi_ex_system_signal_event (operand[0]); + status = acpi_ex_system_signal_event(operand[0]); break; + case AML_SLEEP_OP: /* Sleep (msec_time) */ - case AML_SLEEP_OP: /* Sleep (msec_time) */ - - status = acpi_ex_system_do_suspend (operand[0]->integer.value); + status = acpi_ex_system_do_suspend(operand[0]->integer.value); break; + case AML_STALL_OP: /* Stall (usec_time) */ - case AML_STALL_OP: /* Stall (usec_time) */ - - status = acpi_ex_system_do_stall ((u32) operand[0]->integer.value); + status = + acpi_ex_system_do_stall((u32) operand[0]->integer.value); break; + case AML_UNLOAD_OP: /* Unload (Handle) */ - case AML_UNLOAD_OP: /* Unload (Handle) */ - - status = acpi_ex_unload_table (operand[0]); + status = acpi_ex_unload_table(operand[0]); break; + default: /* Unknown opcode */ - default: /* Unknown opcode */ - - ACPI_REPORT_ERROR (("acpi_ex_opcode_1A_0T_0R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_1A_0T_0R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_1A_1T_0R @@ -230,41 +209,34 @@ acpi_ex_opcode_1A_0T_0R ( * ******************************************************************************/ -acpi_status -acpi_ex_opcode_1A_1T_0R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_1A_1T_0R(struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - union acpi_operand_object **operand = &walk_state->operands[0]; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_1A_1T_0R", - acpi_ps_get_opcode_name (walk_state->opcode)); + acpi_status status = AE_OK; + union acpi_operand_object **operand = &walk_state->operands[0]; + ACPI_FUNCTION_TRACE_STR("ex_opcode_1A_1T_0R", + acpi_ps_get_opcode_name(walk_state->opcode)); /* Examine the AML opcode */ switch (walk_state->opcode) { case AML_LOAD_OP: - status = acpi_ex_load_op (operand[0], operand[1], walk_state); + status = acpi_ex_load_op(operand[0], operand[1], walk_state); break; - default: /* Unknown opcode */ + default: /* Unknown opcode */ - ACPI_REPORT_ERROR (("acpi_ex_opcode_1A_1T_0R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_1A_1T_0R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; goto cleanup; } + cleanup: -cleanup: - - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_1A_1T_1R @@ -278,23 +250,19 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_opcode_1A_1T_1R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_1A_1T_1R(struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *return_desc = NULL; - union acpi_operand_object *return_desc2 = NULL; - u32 temp32; - u32 i; - acpi_integer power_of_ten; - acpi_integer digit; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_1A_1T_1R", - acpi_ps_get_opcode_name (walk_state->opcode)); - + acpi_status status = AE_OK; + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *return_desc = NULL; + union acpi_operand_object *return_desc2 = NULL; + u32 temp32; + u32 i; + acpi_integer power_of_ten; + acpi_integer digit; + + ACPI_FUNCTION_TRACE_STR("ex_opcode_1A_1T_1R", + acpi_ps_get_opcode_name(walk_state->opcode)); /* Examine the AML opcode */ @@ -308,20 +276,19 @@ acpi_ex_opcode_1A_1T_1R ( /* Create a return object of type Integer for these opcodes */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; } switch (walk_state->opcode) { - case AML_BIT_NOT_OP: /* Not (Operand, Result) */ + case AML_BIT_NOT_OP: /* Not (Operand, Result) */ return_desc->integer.value = ~operand[0]->integer.value; break; - - case AML_FIND_SET_LEFT_BIT_OP: /* find_set_left_bit (Operand, Result) */ + case AML_FIND_SET_LEFT_BIT_OP: /* find_set_left_bit (Operand, Result) */ return_desc->integer.value = operand[0]->integer.value; @@ -330,15 +297,14 @@ acpi_ex_opcode_1A_1T_1R ( * endian unsigned value, so this boundary condition is valid. */ for (temp32 = 0; return_desc->integer.value && - temp32 < ACPI_INTEGER_BIT_SIZE; ++temp32) { + temp32 < ACPI_INTEGER_BIT_SIZE; ++temp32) { return_desc->integer.value >>= 1; } return_desc->integer.value = temp32; break; - - case AML_FIND_SET_RIGHT_BIT_OP: /* find_set_right_bit (Operand, Result) */ + case AML_FIND_SET_RIGHT_BIT_OP: /* find_set_right_bit (Operand, Result) */ return_desc->integer.value = operand[0]->integer.value; @@ -347,18 +313,17 @@ acpi_ex_opcode_1A_1T_1R ( * endian unsigned value, so this boundary condition is valid. */ for (temp32 = 0; return_desc->integer.value && - temp32 < ACPI_INTEGER_BIT_SIZE; ++temp32) { + temp32 < ACPI_INTEGER_BIT_SIZE; ++temp32) { return_desc->integer.value <<= 1; } /* Since the bit position is one-based, subtract from 33 (65) */ return_desc->integer.value = temp32 == 0 ? 0 : - (ACPI_INTEGER_BIT_SIZE + 1) - temp32; + (ACPI_INTEGER_BIT_SIZE + 1) - temp32; break; - - case AML_FROM_BCD_OP: /* from_bcd (BCDValue, Result) */ + case AML_FROM_BCD_OP: /* from_bcd (BCDValue, Result) */ /* * The 64-bit ACPI integer can hold 16 4-bit BCD characters @@ -371,7 +336,9 @@ acpi_ex_opcode_1A_1T_1R ( /* Convert each BCD digit (each is one nybble wide) */ - for (i = 0; (i < acpi_gbl_integer_nybble_width) && (digit > 0); i++) { + for (i = 0; + (i < acpi_gbl_integer_nybble_width) && (digit > 0); + i++) { /* Get the least significant 4-bit BCD digit */ temp32 = ((u32) digit) & 0xF; @@ -379,9 +346,9 @@ acpi_ex_opcode_1A_1T_1R ( /* Check the range of the digit */ if (temp32 > 9) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "BCD digit too large (not decimal): 0x%X\n", - temp32)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "BCD digit too large (not decimal): 0x%X\n", + temp32)); status = AE_AML_NUMERIC_OVERFLOW; goto cleanup; @@ -389,8 +356,8 @@ acpi_ex_opcode_1A_1T_1R ( /* Sum the digit into the result with the current power of 10 */ - return_desc->integer.value += (((acpi_integer) temp32) * - power_of_ten); + return_desc->integer.value += + (((acpi_integer) temp32) * power_of_ten); /* Shift to next BCD digit */ @@ -402,45 +369,50 @@ acpi_ex_opcode_1A_1T_1R ( } break; - - case AML_TO_BCD_OP: /* to_bcd (Operand, Result) */ + case AML_TO_BCD_OP: /* to_bcd (Operand, Result) */ return_desc->integer.value = 0; digit = operand[0]->integer.value; /* Each BCD digit is one nybble wide */ - for (i = 0; (i < acpi_gbl_integer_nybble_width) && (digit > 0); i++) { - (void) acpi_ut_short_divide (digit, 10, &digit, &temp32); + for (i = 0; + (i < acpi_gbl_integer_nybble_width) && (digit > 0); + i++) { + (void)acpi_ut_short_divide(digit, 10, &digit, + &temp32); /* * Insert the BCD digit that resides in the * remainder from above */ - return_desc->integer.value |= (((acpi_integer) temp32) << - ACPI_MUL_4 (i)); + return_desc->integer.value |= + (((acpi_integer) temp32) << ACPI_MUL_4(i)); } /* Overflow if there is any data left in Digit */ if (digit > 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Integer too large to convert to BCD: %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (operand[0]->integer.value))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Integer too large to convert to BCD: %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(operand + [0]-> + integer. + value))); status = AE_AML_NUMERIC_OVERFLOW; goto cleanup; } break; - - case AML_COND_REF_OF_OP: /* cond_ref_of (source_object, Result) */ + case AML_COND_REF_OF_OP: /* cond_ref_of (source_object, Result) */ /* * This op is a little strange because the internal return value is * different than the return value stored in the result descriptor * (There are really two return values) */ - if ((struct acpi_namespace_node *) operand[0] == acpi_gbl_root_node) { + if ((struct acpi_namespace_node *)operand[0] == + acpi_gbl_root_node) { /* * This means that the object does not exist in the namespace, * return FALSE @@ -451,38 +423,38 @@ acpi_ex_opcode_1A_1T_1R ( /* Get the object reference, store it, and remove our reference */ - status = acpi_ex_get_object_reference (operand[0], - &return_desc2, walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ex_get_object_reference(operand[0], + &return_desc2, + walk_state); + if (ACPI_FAILURE(status)) { goto cleanup; } - status = acpi_ex_store (return_desc2, operand[1], walk_state); - acpi_ut_remove_reference (return_desc2); + status = + acpi_ex_store(return_desc2, operand[1], walk_state); + acpi_ut_remove_reference(return_desc2); /* The object exists in the namespace, return TRUE */ return_desc->integer.value = ACPI_INTEGER_MAX; goto cleanup; - default: /* No other opcodes get here */ break; } break; - - case AML_STORE_OP: /* Store (Source, Target) */ + case AML_STORE_OP: /* Store (Source, Target) */ /* * A store operand is typically a number, string, buffer or lvalue * Be careful about deleting the source object, * since the object itself may have been stored. */ - status = acpi_ex_store (operand[0], operand[1], walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_store(operand[0], operand[1], walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* It is possible that the Store already produced a return object */ @@ -495,92 +467,84 @@ acpi_ex_opcode_1A_1T_1R ( * cancel out, and we simply don't do anything. */ walk_state->result_obj = operand[0]; - walk_state->operands[0] = NULL; /* Prevent deletion */ + walk_state->operands[0] = NULL; /* Prevent deletion */ } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); + /* + * ACPI 2.0 Opcodes + */ + case AML_COPY_OP: /* Copy (Source, Target) */ - /* - * ACPI 2.0 Opcodes - */ - case AML_COPY_OP: /* Copy (Source, Target) */ - - status = acpi_ut_copy_iobject_to_iobject (operand[0], &return_desc, - walk_state); + status = + acpi_ut_copy_iobject_to_iobject(operand[0], &return_desc, + walk_state); break; + case AML_TO_DECSTRING_OP: /* to_decimal_string (Data, Result) */ - case AML_TO_DECSTRING_OP: /* to_decimal_string (Data, Result) */ - - status = acpi_ex_convert_to_string (operand[0], &return_desc, - ACPI_EXPLICIT_CONVERT_DECIMAL); + status = acpi_ex_convert_to_string(operand[0], &return_desc, + ACPI_EXPLICIT_CONVERT_DECIMAL); if (return_desc == operand[0]) { /* No conversion performed, add ref to handle return value */ - acpi_ut_add_reference (return_desc); + acpi_ut_add_reference(return_desc); } break; + case AML_TO_HEXSTRING_OP: /* to_hex_string (Data, Result) */ - case AML_TO_HEXSTRING_OP: /* to_hex_string (Data, Result) */ - - status = acpi_ex_convert_to_string (operand[0], &return_desc, - ACPI_EXPLICIT_CONVERT_HEX); + status = acpi_ex_convert_to_string(operand[0], &return_desc, + ACPI_EXPLICIT_CONVERT_HEX); if (return_desc == operand[0]) { /* No conversion performed, add ref to handle return value */ - acpi_ut_add_reference (return_desc); + acpi_ut_add_reference(return_desc); } break; + case AML_TO_BUFFER_OP: /* to_buffer (Data, Result) */ - case AML_TO_BUFFER_OP: /* to_buffer (Data, Result) */ - - status = acpi_ex_convert_to_buffer (operand[0], &return_desc); + status = acpi_ex_convert_to_buffer(operand[0], &return_desc); if (return_desc == operand[0]) { /* No conversion performed, add ref to handle return value */ - acpi_ut_add_reference (return_desc); + acpi_ut_add_reference(return_desc); } break; + case AML_TO_INTEGER_OP: /* to_integer (Data, Result) */ - case AML_TO_INTEGER_OP: /* to_integer (Data, Result) */ - - status = acpi_ex_convert_to_integer (operand[0], &return_desc, - ACPI_ANY_BASE); + status = acpi_ex_convert_to_integer(operand[0], &return_desc, + ACPI_ANY_BASE); if (return_desc == operand[0]) { /* No conversion performed, add ref to handle return value */ - acpi_ut_add_reference (return_desc); + acpi_ut_add_reference(return_desc); } break; - - case AML_SHIFT_LEFT_BIT_OP: /* shift_left_bit (Source, bit_num) */ - case AML_SHIFT_RIGHT_BIT_OP: /* shift_right_bit (Source, bit_num) */ + case AML_SHIFT_LEFT_BIT_OP: /* shift_left_bit (Source, bit_num) */ + case AML_SHIFT_RIGHT_BIT_OP: /* shift_right_bit (Source, bit_num) */ /* These are two obsolete opcodes */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "%s is obsolete and not implemented\n", - acpi_ps_get_opcode_name (walk_state->opcode))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%s is obsolete and not implemented\n", + acpi_ps_get_opcode_name(walk_state->opcode))); status = AE_SUPPORT; goto cleanup; + default: /* Unknown opcode */ - default: /* Unknown opcode */ - - ACPI_REPORT_ERROR (("acpi_ex_opcode_1A_1T_1R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_1A_1T_1R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; goto cleanup; } - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { /* Store the return value computed above into the target object */ - status = acpi_ex_store (return_desc, operand[1], walk_state); + status = acpi_ex_store(return_desc, operand[1], walk_state); } - -cleanup: + cleanup: if (!walk_state->result_obj) { walk_state->result_obj = return_desc; @@ -588,14 +552,13 @@ cleanup: /* Delete return object on error */ - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (return_desc); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(return_desc); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_1A_0T_1R @@ -608,28 +571,24 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_opcode_1A_0T_1R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *temp_desc; - union acpi_operand_object *return_desc = NULL; - acpi_status status = AE_OK; - u32 type; - acpi_integer value; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_1A_0T_1R", - acpi_ps_get_opcode_name (walk_state->opcode)); + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *temp_desc; + union acpi_operand_object *return_desc = NULL; + acpi_status status = AE_OK; + u32 type; + acpi_integer value; + ACPI_FUNCTION_TRACE_STR("ex_opcode_1A_0T_1R", + acpi_ps_get_opcode_name(walk_state->opcode)); /* Examine the AML opcode */ switch (walk_state->opcode) { - case AML_LNOT_OP: /* LNot (Operand) */ + case AML_LNOT_OP: /* LNot (Operand) */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -644,15 +603,14 @@ acpi_ex_opcode_1A_0T_1R ( } break; - - case AML_DECREMENT_OP: /* Decrement (Operand) */ - case AML_INCREMENT_OP: /* Increment (Operand) */ + case AML_DECREMENT_OP: /* Decrement (Operand) */ + case AML_INCREMENT_OP: /* Increment (Operand) */ /* * Create a new integer. Can't just get the base integer and * increment it because it may be an Arg or Field. */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -663,10 +621,11 @@ acpi_ex_opcode_1A_0T_1R ( * NS Node or an internal object. */ temp_desc = operand[0]; - if (ACPI_GET_DESCRIPTOR_TYPE (temp_desc) == ACPI_DESC_TYPE_OPERAND) { + if (ACPI_GET_DESCRIPTOR_TYPE(temp_desc) == + ACPI_DESC_TYPE_OPERAND) { /* Internal reference object - prevent deletion */ - acpi_ut_add_reference (temp_desc); + acpi_ut_add_reference(temp_desc); } /* @@ -676,11 +635,15 @@ acpi_ex_opcode_1A_0T_1R ( * NOTE: We use LNOT_OP here in order to force resolution of the * reference operand to an actual integer. */ - status = acpi_ex_resolve_operands (AML_LNOT_OP, &temp_desc, walk_state); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "%s: bad operand(s) %s\n", - acpi_ps_get_opcode_name (walk_state->opcode), - acpi_format_exception(status))); + status = + acpi_ex_resolve_operands(AML_LNOT_OP, &temp_desc, + walk_state); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%s: bad operand(s) %s\n", + acpi_ps_get_opcode_name(walk_state-> + opcode), + acpi_format_exception(status))); goto cleanup; } @@ -690,25 +653,25 @@ acpi_ex_opcode_1A_0T_1R ( * Perform the actual increment or decrement */ if (walk_state->opcode == AML_INCREMENT_OP) { - return_desc->integer.value = temp_desc->integer.value +1; - } - else { - return_desc->integer.value = temp_desc->integer.value -1; + return_desc->integer.value = + temp_desc->integer.value + 1; + } else { + return_desc->integer.value = + temp_desc->integer.value - 1; } /* Finished with this Integer object */ - acpi_ut_remove_reference (temp_desc); + acpi_ut_remove_reference(temp_desc); /* * Store the result back (indirectly) through the original * Reference object */ - status = acpi_ex_store (return_desc, operand[0], walk_state); + status = acpi_ex_store(return_desc, operand[0], walk_state); break; - - case AML_TYPE_OP: /* object_type (source_object) */ + case AML_TYPE_OP: /* object_type (source_object) */ /* * Note: The operand is not resolved at this point because we want to @@ -719,13 +682,15 @@ acpi_ex_opcode_1A_0T_1R ( /* Get the type of the base object */ - status = acpi_ex_resolve_multiple (walk_state, operand[0], &type, NULL); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_resolve_multiple(walk_state, operand[0], &type, + NULL); + if (ACPI_FAILURE(status)) { goto cleanup; } /* Allocate a descriptor to hold the type. */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -734,8 +699,7 @@ acpi_ex_opcode_1A_0T_1R ( return_desc->integer.value = type; break; - - case AML_SIZE_OF_OP: /* size_of (source_object) */ + case AML_SIZE_OF_OP: /* size_of (source_object) */ /* * Note: The operand is not resolved at this point because we want to @@ -744,9 +708,10 @@ acpi_ex_opcode_1A_0T_1R ( /* Get the base object */ - status = acpi_ex_resolve_multiple (walk_state, - operand[0], &type, &temp_desc); - if (ACPI_FAILURE (status)) { + status = acpi_ex_resolve_multiple(walk_state, + operand[0], &type, + &temp_desc); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -777,9 +742,9 @@ acpi_ex_opcode_1A_0T_1R ( break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "size_of - Operand is not Buf/Int/Str/Pkg - found type %s\n", - acpi_ut_get_type_name (type))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "size_of - Operand is not Buf/Int/Str/Pkg - found type %s\n", + acpi_ut_get_type_name(type))); status = AE_AML_OPERAND_TYPE; goto cleanup; } @@ -788,7 +753,7 @@ acpi_ex_opcode_1A_0T_1R ( * Now that we have the size of the object, create a result * object to hold the value */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -797,22 +762,23 @@ acpi_ex_opcode_1A_0T_1R ( return_desc->integer.value = value; break; + case AML_REF_OF_OP: /* ref_of (source_object) */ - case AML_REF_OF_OP: /* ref_of (source_object) */ - - status = acpi_ex_get_object_reference (operand[0], &return_desc, walk_state); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_get_object_reference(operand[0], &return_desc, + walk_state); + if (ACPI_FAILURE(status)) { goto cleanup; } break; - - case AML_DEREF_OF_OP: /* deref_of (obj_reference | String) */ + case AML_DEREF_OF_OP: /* deref_of (obj_reference | String) */ /* Check for a method local or argument, or standalone String */ - if (ACPI_GET_DESCRIPTOR_TYPE (operand[0]) != ACPI_DESC_TYPE_NAMED) { - switch (ACPI_GET_OBJECT_TYPE (operand[0])) { + if (ACPI_GET_DESCRIPTOR_TYPE(operand[0]) != + ACPI_DESC_TYPE_NAMED) { + switch (ACPI_GET_OBJECT_TYPE(operand[0])) { case ACPI_TYPE_LOCAL_REFERENCE: /* * This is a deref_of (local_x | arg_x) @@ -825,11 +791,12 @@ acpi_ex_opcode_1A_0T_1R ( /* Set Operand[0] to the value of the local/arg */ - status = acpi_ds_method_data_get_value ( - operand[0]->reference.opcode, - operand[0]->reference.offset, - walk_state, &temp_desc); - if (ACPI_FAILURE (status)) { + status = + acpi_ds_method_data_get_value + (operand[0]->reference.opcode, + operand[0]->reference.offset, + walk_state, &temp_desc); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -837,7 +804,7 @@ acpi_ex_opcode_1A_0T_1R ( * Delete our reference to the input object and * point to the object just retrieved */ - acpi_ut_remove_reference (operand[0]); + acpi_ut_remove_reference(operand[0]); operand[0] = temp_desc; break; @@ -845,8 +812,9 @@ acpi_ex_opcode_1A_0T_1R ( /* Get the object to which the reference refers */ - temp_desc = operand[0]->reference.object; - acpi_ut_remove_reference (operand[0]); + temp_desc = + operand[0]->reference.object; + acpi_ut_remove_reference(operand[0]); operand[0] = temp_desc; break; @@ -857,7 +825,6 @@ acpi_ex_opcode_1A_0T_1R ( } break; - case ACPI_TYPE_STRING: /* @@ -868,22 +835,28 @@ acpi_ex_opcode_1A_0T_1R ( * 2) Dereference the node to an actual object. Could be a * Field, so we need to resolve the node to a value. */ - status = acpi_ns_get_node_by_path (operand[0]->string.pointer, - walk_state->scope_info->scope.node, - ACPI_NS_SEARCH_PARENT, - ACPI_CAST_INDIRECT_PTR ( - struct acpi_namespace_node, &return_desc)); - if (ACPI_FAILURE (status)) { + status = + acpi_ns_get_node_by_path(operand[0]->string. + pointer, + walk_state-> + scope_info->scope. + node, + ACPI_NS_SEARCH_PARENT, + ACPI_CAST_INDIRECT_PTR + (struct + acpi_namespace_node, + &return_desc)); + if (ACPI_FAILURE(status)) { goto cleanup; } - status = acpi_ex_resolve_node_to_value ( - ACPI_CAST_INDIRECT_PTR ( - struct acpi_namespace_node, &return_desc), - walk_state); + status = + acpi_ex_resolve_node_to_value + (ACPI_CAST_INDIRECT_PTR + (struct acpi_namespace_node, &return_desc), + walk_state); goto cleanup; - default: status = AE_AML_OPERAND_TYPE; @@ -893,17 +866,20 @@ acpi_ex_opcode_1A_0T_1R ( /* Operand[0] may have changed from the code above */ - if (ACPI_GET_DESCRIPTOR_TYPE (operand[0]) == ACPI_DESC_TYPE_NAMED) { + if (ACPI_GET_DESCRIPTOR_TYPE(operand[0]) == + ACPI_DESC_TYPE_NAMED) { /* * This is a deref_of (object_reference) * Get the actual object from the Node (This is the dereference). * This case may only happen when a local_x or arg_x is * dereferenced above. */ - return_desc = acpi_ns_get_attached_object ( - (struct acpi_namespace_node *) operand[0]); - } - else { + return_desc = acpi_ns_get_attached_object((struct + acpi_namespace_node + *) + operand[0]); + acpi_ut_add_reference(return_desc); + } else { /* * This must be a reference object produced by either the * Index() or ref_of() operator @@ -918,7 +894,8 @@ acpi_ex_opcode_1A_0T_1R ( switch (operand[0]->reference.target_type) { case ACPI_TYPE_BUFFER_FIELD: - temp_desc = operand[0]->reference.object; + temp_desc = + operand[0]->reference.object; /* * Create a new object that contains one element of the @@ -928,7 +905,9 @@ acpi_ex_opcode_1A_0T_1R ( * sub-buffer of the main buffer, it is only a pointer to a * single element (byte) of the buffer! */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = + acpi_ut_create_internal_object + (ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -940,66 +919,63 @@ acpi_ex_opcode_1A_0T_1R ( * reference to the buffer itself. */ return_desc->integer.value = - temp_desc->buffer.pointer[operand[0]->reference.offset]; + temp_desc->buffer. + pointer[operand[0]->reference. + offset]; break; - case ACPI_TYPE_PACKAGE: /* * Return the referenced element of the package. We must * add another reference to the referenced object, however. */ - return_desc = *(operand[0]->reference.where); - if (!return_desc) { - /* - * We can't return a NULL dereferenced value. This is - * an uninitialized package element and is thus a - * severe error. - */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "NULL package element obj %p\n", - operand[0])); - status = AE_AML_UNINITIALIZED_ELEMENT; - goto cleanup; + return_desc = + *(operand[0]->reference.where); + if (return_desc) { + acpi_ut_add_reference + (return_desc); } - acpi_ut_add_reference (return_desc); break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown Index target_type %X in obj %p\n", - operand[0]->reference.target_type, operand[0])); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown Index target_type %X in obj %p\n", + operand[0]->reference. + target_type, + operand[0])); status = AE_AML_OPERAND_TYPE; goto cleanup; } break; - case AML_REF_OF_OP: return_desc = operand[0]->reference.object; - if (ACPI_GET_DESCRIPTOR_TYPE (return_desc) == - ACPI_DESC_TYPE_NAMED) { + if (ACPI_GET_DESCRIPTOR_TYPE(return_desc) == + ACPI_DESC_TYPE_NAMED) { - return_desc = acpi_ns_get_attached_object ( - (struct acpi_namespace_node *) return_desc); + return_desc = + acpi_ns_get_attached_object((struct + acpi_namespace_node + *) + return_desc); } /* Add another reference to the object! */ - acpi_ut_add_reference (return_desc); + acpi_ut_add_reference(return_desc); break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown opcode in ref(%p) - %X\n", - operand[0], operand[0]->reference.opcode)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown opcode in ref(%p) - %X\n", + operand[0], + operand[0]->reference. + opcode)); status = AE_TYPE; goto cleanup; @@ -1007,25 +983,21 @@ acpi_ex_opcode_1A_0T_1R ( } break; - default: - ACPI_REPORT_ERROR (("acpi_ex_opcode_1A_0T_1R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_1A_0T_1R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; goto cleanup; } - -cleanup: + cleanup: /* Delete return object on error */ - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (return_desc); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(return_desc); } walk_state->result_obj = return_desc; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - diff --git a/drivers/acpi/executer/exoparg2.c b/drivers/acpi/executer/exoparg2.c index 7429032c2b6c..8d70c6beef00 100644 --- a/drivers/acpi/executer/exoparg2.c +++ b/drivers/acpi/executer/exoparg2.c @@ -41,17 +41,14 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/acinterp.h> #include <acpi/acevents.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exoparg2") - +ACPI_MODULE_NAME("exoparg2") /*! * Naming convention for AML interpreter execution routines. @@ -74,8 +71,6 @@ * The AcpiExOpcode* functions are called via the Dispatcher component with * fully resolved operands. !*/ - - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_2A_0T_0R @@ -90,29 +85,24 @@ * ALLOCATION: Deletes both operands * ******************************************************************************/ - -acpi_status -acpi_ex_opcode_2A_0T_0R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_2A_0T_0R(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - struct acpi_namespace_node *node; - u32 value; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_2A_0T_0R", - acpi_ps_get_opcode_name (walk_state->opcode)); + union acpi_operand_object **operand = &walk_state->operands[0]; + struct acpi_namespace_node *node; + u32 value; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_STR("ex_opcode_2A_0T_0R", + acpi_ps_get_opcode_name(walk_state->opcode)); /* Examine the opcode */ switch (walk_state->opcode) { - case AML_NOTIFY_OP: /* Notify (notify_object, notify_value) */ + case AML_NOTIFY_OP: /* Notify (notify_object, notify_value) */ /* The first operand is a namespace node */ - node = (struct acpi_namespace_node *) operand[0]; + node = (struct acpi_namespace_node *)operand[0]; /* Second value is the notify value */ @@ -120,15 +110,14 @@ acpi_ex_opcode_2A_0T_0R ( /* Are notifies allowed on this object? */ - if (!acpi_ev_is_notify_object (node)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unexpected notify object type [%s]\n", - acpi_ut_get_type_name (node->type))); + if (!acpi_ev_is_notify_object(node)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unexpected notify object type [%s]\n", + acpi_ut_get_type_name(node->type))); status = AE_AML_OPERAND_TYPE; break; } - #ifdef ACPI_GPE_NOTIFY_CHECK /* * GPE method wake/notify check. Here, we want to ensure that we @@ -144,12 +133,14 @@ acpi_ex_opcode_2A_0T_0R ( * If all three cases are true, this is a wake-only GPE that should * be disabled at runtime. */ - if (value == 2) /* device_wake */ { - status = acpi_ev_check_for_wake_only_gpe (walk_state->gpe_event_info); - if (ACPI_FAILURE (status)) { + if (value == 2) { /* device_wake */ + status = + acpi_ev_check_for_wake_only_gpe(walk_state-> + gpe_event_info); + if (ACPI_FAILURE(status)) { /* AE_WAKE_ONLY_GPE only error, means ignore this notify */ - return_ACPI_STATUS (AE_OK) + return_ACPI_STATUS(AE_OK) } } #endif @@ -161,21 +152,18 @@ acpi_ex_opcode_2A_0T_0R ( * from this thread -- because handlers may in turn run other * control methods. */ - status = acpi_ev_queue_notify_request (node, value); + status = acpi_ev_queue_notify_request(node, value); break; - default: - ACPI_REPORT_ERROR (("acpi_ex_opcode_2A_0T_0R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_2A_0T_0R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_2A_2T_1R @@ -189,19 +177,15 @@ acpi_ex_opcode_2A_0T_0R ( * ******************************************************************************/ -acpi_status -acpi_ex_opcode_2A_2T_1R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_2A_2T_1R(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *return_desc1 = NULL; - union acpi_operand_object *return_desc2 = NULL; - acpi_status status; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_2A_2T_1R", - acpi_ps_get_opcode_name (walk_state->opcode)); + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *return_desc1 = NULL; + union acpi_operand_object *return_desc2 = NULL; + acpi_status status; + ACPI_FUNCTION_TRACE_STR("ex_opcode_2A_2T_1R", + acpi_ps_get_opcode_name(walk_state->opcode)); /* Execute the opcode */ @@ -210,13 +194,15 @@ acpi_ex_opcode_2A_2T_1R ( /* Divide (Dividend, Divisor, remainder_result quotient_result) */ - return_desc1 = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc1 = + acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc1) { status = AE_NO_MEMORY; goto cleanup; } - return_desc2 = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc2 = + acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc2) { status = AE_NO_MEMORY; goto cleanup; @@ -224,33 +210,31 @@ acpi_ex_opcode_2A_2T_1R ( /* Quotient to return_desc1, remainder to return_desc2 */ - status = acpi_ut_divide (operand[0]->integer.value, - operand[1]->integer.value, - &return_desc1->integer.value, - &return_desc2->integer.value); - if (ACPI_FAILURE (status)) { + status = acpi_ut_divide(operand[0]->integer.value, + operand[1]->integer.value, + &return_desc1->integer.value, + &return_desc2->integer.value); + if (ACPI_FAILURE(status)) { goto cleanup; } break; - default: - ACPI_REPORT_ERROR (("acpi_ex_opcode_2A_2T_1R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_2A_2T_1R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; goto cleanup; } /* Store the results to the target reference operands */ - status = acpi_ex_store (return_desc2, operand[2], walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ex_store(return_desc2, operand[2], walk_state); + if (ACPI_FAILURE(status)) { goto cleanup; } - status = acpi_ex_store (return_desc1, operand[3], walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ex_store(return_desc1, operand[3], walk_state); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -258,24 +242,22 @@ acpi_ex_opcode_2A_2T_1R ( walk_state->result_obj = return_desc1; - -cleanup: + cleanup: /* * Since the remainder is not returned indirectly, remove a reference to * it. Only the quotient is returned indirectly. */ - acpi_ut_remove_reference (return_desc2); + acpi_ut_remove_reference(return_desc2); - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { /* Delete the return object */ - acpi_ut_remove_reference (return_desc1); + acpi_ut_remove_reference(return_desc1); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_2A_1T_1R @@ -289,42 +271,39 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_opcode_2A_1T_1R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *return_desc = NULL; - acpi_integer index; - acpi_status status = AE_OK; - acpi_size length; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_2A_1T_1R", - acpi_ps_get_opcode_name (walk_state->opcode)); + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *return_desc = NULL; + acpi_integer index; + acpi_status status = AE_OK; + acpi_size length; + ACPI_FUNCTION_TRACE_STR("ex_opcode_2A_1T_1R", + acpi_ps_get_opcode_name(walk_state->opcode)); /* Execute the opcode */ if (walk_state->op_info->flags & AML_MATH) { /* All simple math opcodes (add, etc.) */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; } - return_desc->integer.value = acpi_ex_do_math_op (walk_state->opcode, - operand[0]->integer.value, - operand[1]->integer.value); + return_desc->integer.value = + acpi_ex_do_math_op(walk_state->opcode, + operand[0]->integer.value, + operand[1]->integer.value); goto store_result_to_target; } switch (walk_state->opcode) { - case AML_MOD_OP: /* Mod (Dividend, Divisor, remainder_result (ACPI 2.0) */ + case AML_MOD_OP: /* Mod (Dividend, Divisor, remainder_result (ACPI 2.0) */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -332,21 +311,18 @@ acpi_ex_opcode_2A_1T_1R ( /* return_desc will contain the remainder */ - status = acpi_ut_divide (operand[0]->integer.value, - operand[1]->integer.value, - NULL, - &return_desc->integer.value); + status = acpi_ut_divide(operand[0]->integer.value, + operand[1]->integer.value, + NULL, &return_desc->integer.value); break; + case AML_CONCAT_OP: /* Concatenate (Data1, Data2, Result) */ - case AML_CONCAT_OP: /* Concatenate (Data1, Data2, Result) */ - - status = acpi_ex_do_concatenate (operand[0], operand[1], - &return_desc, walk_state); + status = acpi_ex_do_concatenate(operand[0], operand[1], + &return_desc, walk_state); break; - - case AML_TO_STRING_OP: /* to_string (Buffer, Length, Result) (ACPI 2.0) */ + case AML_TO_STRING_OP: /* to_string (Buffer, Length, Result) (ACPI 2.0) */ /* * Input object is guaranteed to be a buffer at this point (it may have @@ -365,8 +341,8 @@ acpi_ex_opcode_2A_1T_1R ( */ length = 0; while ((length < operand[0]->buffer.length) && - (length < operand[1]->integer.value) && - (operand[0]->buffer.pointer[length])) { + (length < operand[1]->integer.value) && + (operand[0]->buffer.pointer[length])) { length++; if (length > ACPI_MAX_STRING_CONVERSION) { status = AE_AML_STRING_LIMIT; @@ -376,33 +352,32 @@ acpi_ex_opcode_2A_1T_1R ( /* Allocate a new string object */ - return_desc = acpi_ut_create_string_object (length); + return_desc = acpi_ut_create_string_object(length); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; } - /* Copy the raw buffer data with no transform. NULL terminated already*/ + /* Copy the raw buffer data with no transform. NULL terminated already */ - ACPI_MEMCPY (return_desc->string.pointer, - operand[0]->buffer.pointer, length); + ACPI_MEMCPY(return_desc->string.pointer, + operand[0]->buffer.pointer, length); break; - case AML_CONCAT_RES_OP: /* concatenate_res_template (Buffer, Buffer, Result) (ACPI 2.0) */ - status = acpi_ex_concat_template (operand[0], operand[1], - &return_desc, walk_state); + status = acpi_ex_concat_template(operand[0], operand[1], + &return_desc, walk_state); break; - - case AML_INDEX_OP: /* Index (Source Index Result) */ + case AML_INDEX_OP: /* Index (Source Index Result) */ /* Create the internal return object */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_LOCAL_REFERENCE); + return_desc = + acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_REFERENCE); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -412,76 +387,75 @@ acpi_ex_opcode_2A_1T_1R ( /* At this point, the Source operand is a Package, Buffer, or String */ - if (ACPI_GET_OBJECT_TYPE (operand[0]) == ACPI_TYPE_PACKAGE) { + if (ACPI_GET_OBJECT_TYPE(operand[0]) == ACPI_TYPE_PACKAGE) { /* Object to be indexed is a Package */ if (index >= operand[0]->package.count) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Index value (%X%8.8X) beyond package end (%X)\n", - ACPI_FORMAT_UINT64 (index), operand[0]->package.count)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Index value (%X%8.8X) beyond package end (%X)\n", + ACPI_FORMAT_UINT64(index), + operand[0]->package.count)); status = AE_AML_PACKAGE_LIMIT; goto cleanup; } return_desc->reference.target_type = ACPI_TYPE_PACKAGE; - return_desc->reference.object = operand[0]; - return_desc->reference.where = &operand[0]->package.elements [ - index]; - } - else { + return_desc->reference.object = operand[0]; + return_desc->reference.where = + &operand[0]->package.elements[index]; + } else { /* Object to be indexed is a Buffer/String */ if (index >= operand[0]->buffer.length) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Index value (%X%8.8X) beyond end of buffer (%X)\n", - ACPI_FORMAT_UINT64 (index), operand[0]->buffer.length)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Index value (%X%8.8X) beyond end of buffer (%X)\n", + ACPI_FORMAT_UINT64(index), + operand[0]->buffer.length)); status = AE_AML_BUFFER_LIMIT; goto cleanup; } - return_desc->reference.target_type = ACPI_TYPE_BUFFER_FIELD; - return_desc->reference.object = operand[0]; + return_desc->reference.target_type = + ACPI_TYPE_BUFFER_FIELD; + return_desc->reference.object = operand[0]; } /* * Add a reference to the target package/buffer/string for the life * of the index. */ - acpi_ut_add_reference (operand[0]); + acpi_ut_add_reference(operand[0]); /* Complete the Index reference object */ - return_desc->reference.opcode = AML_INDEX_OP; - return_desc->reference.offset = (u32) index; + return_desc->reference.opcode = AML_INDEX_OP; + return_desc->reference.offset = (u32) index; /* Store the reference to the Target */ - status = acpi_ex_store (return_desc, operand[2], walk_state); + status = acpi_ex_store(return_desc, operand[2], walk_state); /* Return the reference */ walk_state->result_obj = return_desc; goto cleanup; - default: - ACPI_REPORT_ERROR (("acpi_ex_opcode_2A_1T_1R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_2A_1T_1R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; break; } + store_result_to_target: -store_result_to_target: - - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { /* * Store the result of the operation (which is now in return_desc) into * the Target descriptor. */ - status = acpi_ex_store (return_desc, operand[2], walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ex_store(return_desc, operand[2], walk_state); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -490,19 +464,17 @@ store_result_to_target: } } - -cleanup: + cleanup: /* Delete return object on error */ - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (return_desc); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(return_desc); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_2A_0T_1R @@ -515,23 +487,19 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_opcode_2A_0T_1R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *return_desc = NULL; - acpi_status status = AE_OK; - u8 logical_result = FALSE; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_2A_0T_1R", - acpi_ps_get_opcode_name (walk_state->opcode)); + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *return_desc = NULL; + acpi_status status = AE_OK; + u8 logical_result = FALSE; + ACPI_FUNCTION_TRACE_STR("ex_opcode_2A_0T_1R", + acpi_ps_get_opcode_name(walk_state->opcode)); /* Create the internal return object */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -542,50 +510,48 @@ acpi_ex_opcode_2A_0T_1R ( if (walk_state->op_info->flags & AML_LOGICAL_NUMERIC) { /* logical_op (Operand0, Operand1) */ - status = acpi_ex_do_logical_numeric_op (walk_state->opcode, - operand[0]->integer.value, operand[1]->integer.value, - &logical_result); + status = acpi_ex_do_logical_numeric_op(walk_state->opcode, + operand[0]->integer. + value, + operand[1]->integer. + value, &logical_result); goto store_logical_result; - } - else if (walk_state->op_info->flags & AML_LOGICAL) { + } else if (walk_state->op_info->flags & AML_LOGICAL) { /* logical_op (Operand0, Operand1) */ - status = acpi_ex_do_logical_op (walk_state->opcode, operand[0], - operand[1], &logical_result); + status = acpi_ex_do_logical_op(walk_state->opcode, operand[0], + operand[1], &logical_result); goto store_logical_result; } switch (walk_state->opcode) { - case AML_ACQUIRE_OP: /* Acquire (mutex_object, Timeout) */ + case AML_ACQUIRE_OP: /* Acquire (mutex_object, Timeout) */ - status = acpi_ex_acquire_mutex (operand[1], operand[0], walk_state); + status = + acpi_ex_acquire_mutex(operand[1], operand[0], walk_state); if (status == AE_TIME) { - logical_result = TRUE; /* TRUE = Acquire timed out */ + logical_result = TRUE; /* TRUE = Acquire timed out */ status = AE_OK; } break; + case AML_WAIT_OP: /* Wait (event_object, Timeout) */ - case AML_WAIT_OP: /* Wait (event_object, Timeout) */ - - status = acpi_ex_system_wait_event (operand[1], operand[0]); + status = acpi_ex_system_wait_event(operand[1], operand[0]); if (status == AE_TIME) { - logical_result = TRUE; /* TRUE, Wait timed out */ + logical_result = TRUE; /* TRUE, Wait timed out */ status = AE_OK; } break; - default: - ACPI_REPORT_ERROR (("acpi_ex_opcode_2A_0T_1R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_2A_0T_1R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; goto cleanup; } - -store_logical_result: + store_logical_result: /* * Set return value to according to logical_result. logical TRUE (all ones) * Default is FALSE (zero) @@ -596,16 +562,13 @@ store_logical_result: walk_state->result_obj = return_desc; - -cleanup: + cleanup: /* Delete return object on error */ - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (return_desc); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(return_desc); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exoparg3.c b/drivers/acpi/executer/exoparg3.c index 23b068adbf58..483365777670 100644 --- a/drivers/acpi/executer/exoparg3.c +++ b/drivers/acpi/executer/exoparg3.c @@ -42,16 +42,13 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exoparg3") - +ACPI_MODULE_NAME("exoparg3") /*! * Naming convention for AML interpreter execution routines. @@ -74,8 +71,6 @@ * The AcpiExOpcode* functions are called via the Dispatcher component with * fully resolved operands. !*/ - - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_3A_0T_0R @@ -87,61 +82,53 @@ * DESCRIPTION: Execute Triadic operator (3 operands) * ******************************************************************************/ - -acpi_status -acpi_ex_opcode_3A_0T_0R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_3A_0T_0R(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - struct acpi_signal_fatal_info *fatal; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_3A_0T_0R", - acpi_ps_get_opcode_name (walk_state->opcode)); + union acpi_operand_object **operand = &walk_state->operands[0]; + struct acpi_signal_fatal_info *fatal; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_STR("ex_opcode_3A_0T_0R", + acpi_ps_get_opcode_name(walk_state->opcode)); switch (walk_state->opcode) { - case AML_FATAL_OP: /* Fatal (fatal_type fatal_code fatal_arg) */ + case AML_FATAL_OP: /* Fatal (fatal_type fatal_code fatal_arg) */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "fatal_op: Type %X Code %X Arg %X <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<\n", - (u32) operand[0]->integer.value, - (u32) operand[1]->integer.value, - (u32) operand[2]->integer.value)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "fatal_op: Type %X Code %X Arg %X <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<\n", + (u32) operand[0]->integer.value, + (u32) operand[1]->integer.value, + (u32) operand[2]->integer.value)); - fatal = ACPI_MEM_ALLOCATE (sizeof (struct acpi_signal_fatal_info)); + fatal = + ACPI_MEM_ALLOCATE(sizeof(struct acpi_signal_fatal_info)); if (fatal) { - fatal->type = (u32) operand[0]->integer.value; - fatal->code = (u32) operand[1]->integer.value; + fatal->type = (u32) operand[0]->integer.value; + fatal->code = (u32) operand[1]->integer.value; fatal->argument = (u32) operand[2]->integer.value; } /* Always signal the OS! */ - status = acpi_os_signal (ACPI_SIGNAL_FATAL, fatal); + status = acpi_os_signal(ACPI_SIGNAL_FATAL, fatal); /* Might return while OS is shutting down, just continue */ - ACPI_MEM_FREE (fatal); + ACPI_MEM_FREE(fatal); break; - default: - ACPI_REPORT_ERROR (("acpi_ex_opcode_3A_0T_0R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_3A_0T_0R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; goto cleanup; } + cleanup: -cleanup: - - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_3A_1T_1R @@ -154,31 +141,28 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ex_opcode_3A_1T_1R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *return_desc = NULL; - char *buffer; - acpi_status status = AE_OK; - acpi_integer index; - acpi_size length; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_3A_1T_1R", - acpi_ps_get_opcode_name (walk_state->opcode)); + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *return_desc = NULL; + char *buffer = NULL; + acpi_status status = AE_OK; + acpi_integer index; + acpi_size length; + ACPI_FUNCTION_TRACE_STR("ex_opcode_3A_1T_1R", + acpi_ps_get_opcode_name(walk_state->opcode)); switch (walk_state->opcode) { - case AML_MID_OP: /* Mid (Source[0], Index[1], Length[2], Result[3]) */ + case AML_MID_OP: /* Mid (Source[0], Index[1], Length[2], Result[3]) */ /* * Create the return object. The Source operand is guaranteed to be * either a String or a Buffer, so just use its type. */ - return_desc = acpi_ut_create_internal_object ( - ACPI_GET_OBJECT_TYPE (operand[0])); + return_desc = + acpi_ut_create_internal_object(ACPI_GET_OBJECT_TYPE + (operand[0])); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -193,67 +177,92 @@ acpi_ex_opcode_3A_1T_1R ( * If the index is beyond the length of the String/Buffer, or if the * requested length is zero, return a zero-length String/Buffer */ - if ((index < operand[0]->string.length) && - (length > 0)) { - /* Truncate request if larger than the actual String/Buffer */ - - if ((index + length) > - operand[0]->string.length) { - length = (acpi_size) operand[0]->string.length - - (acpi_size) index; - } + if (index >= operand[0]->string.length) { + length = 0; + } + + /* Truncate request if larger than the actual String/Buffer */ + + else if ((index + length) > operand[0]->string.length) { + length = (acpi_size) operand[0]->string.length - + (acpi_size) index; + } + + /* Strings always have a sub-pointer, not so for buffers */ + + switch (ACPI_GET_OBJECT_TYPE(operand[0])) { + case ACPI_TYPE_STRING: - /* Allocate a new buffer for the String/Buffer */ + /* Always allocate a new buffer for the String */ - buffer = ACPI_MEM_CALLOCATE ((acpi_size) length + 1); + buffer = ACPI_MEM_CALLOCATE((acpi_size) length + 1); if (!buffer) { status = AE_NO_MEMORY; goto cleanup; } + break; - /* Copy the portion requested */ + case ACPI_TYPE_BUFFER: - ACPI_MEMCPY (buffer, operand[0]->string.pointer + index, - length); + /* If the requested length is zero, don't allocate a buffer */ - /* Set the length of the new String/Buffer */ + if (length > 0) { + /* Allocate a new buffer for the Buffer */ - return_desc->string.pointer = buffer; - return_desc->string.length = (u32) length; + buffer = ACPI_MEM_CALLOCATE(length); + if (!buffer) { + status = AE_NO_MEMORY; + goto cleanup; + } + } + break; + + default: /* Should not happen */ + + status = AE_AML_OPERAND_TYPE; + goto cleanup; } + if (length > 0) { + /* Copy the portion requested */ + + ACPI_MEMCPY(buffer, operand[0]->string.pointer + index, + length); + } + + /* Set the length of the new String/Buffer */ + + return_desc->string.pointer = buffer; + return_desc->string.length = (u32) length; + /* Mark buffer initialized */ return_desc->buffer.flags |= AOPOBJ_DATA_VALID; break; - default: - ACPI_REPORT_ERROR (("acpi_ex_opcode_3A_0T_0R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_3A_0T_0R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; goto cleanup; } /* Store the result in the target */ - status = acpi_ex_store (return_desc, operand[3], walk_state); + status = acpi_ex_store(return_desc, operand[3], walk_state); -cleanup: + cleanup: /* Delete return object on error */ - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (return_desc); + if (ACPI_FAILURE(status) || walk_state->result_obj) { + acpi_ut_remove_reference(return_desc); } /* Set the return object and exit */ - if (!walk_state->result_obj) { + else { walk_state->result_obj = return_desc; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exoparg6.c b/drivers/acpi/executer/exoparg6.c index 17f81d42ee41..5dee77139576 100644 --- a/drivers/acpi/executer/exoparg6.c +++ b/drivers/acpi/executer/exoparg6.c @@ -42,16 +42,13 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exoparg6") - +ACPI_MODULE_NAME("exoparg6") /*! * Naming convention for AML interpreter execution routines. @@ -74,15 +71,11 @@ * The AcpiExOpcode* functions are called via the Dispatcher component with * fully resolved operands. !*/ - /* Local prototypes */ - static u8 -acpi_ex_do_match ( - u32 match_op, - union acpi_operand_object *package_obj, - union acpi_operand_object *match_obj); - +acpi_ex_do_match(u32 match_op, + union acpi_operand_object *package_obj, + union acpi_operand_object *match_obj); /******************************************************************************* * @@ -101,14 +94,12 @@ acpi_ex_do_match ( ******************************************************************************/ static u8 -acpi_ex_do_match ( - u32 match_op, - union acpi_operand_object *package_obj, - union acpi_operand_object *match_obj) +acpi_ex_do_match(u32 match_op, + union acpi_operand_object *package_obj, + union acpi_operand_object *match_obj) { - u8 logical_result = TRUE; - acpi_status status; - + u8 logical_result = TRUE; + acpi_status status; /* * Note: Since the package_obj/match_obj ordering is opposite to that of @@ -133,9 +124,10 @@ acpi_ex_do_match ( * True if equal: (P[i] == M) * Change to: (M == P[i]) */ - status = acpi_ex_do_logical_op (AML_LEQUAL_OP, match_obj, package_obj, - &logical_result); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_do_logical_op(AML_LEQUAL_OP, match_obj, package_obj, + &logical_result); + if (ACPI_FAILURE(status)) { return (FALSE); } break; @@ -146,12 +138,13 @@ acpi_ex_do_match ( * True if less than or equal: (P[i] <= M) (P[i] not_greater than M) * Change to: (M >= P[i]) (M not_less than P[i]) */ - status = acpi_ex_do_logical_op (AML_LLESS_OP, match_obj, package_obj, - &logical_result); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_do_logical_op(AML_LLESS_OP, match_obj, package_obj, + &logical_result); + if (ACPI_FAILURE(status)) { return (FALSE); } - logical_result = (u8) !logical_result; + logical_result = (u8) ! logical_result; break; case MATCH_MLT: @@ -160,9 +153,10 @@ acpi_ex_do_match ( * True if less than: (P[i] < M) * Change to: (M > P[i]) */ - status = acpi_ex_do_logical_op (AML_LGREATER_OP, match_obj, package_obj, - &logical_result); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_do_logical_op(AML_LGREATER_OP, match_obj, + package_obj, &logical_result); + if (ACPI_FAILURE(status)) { return (FALSE); } break; @@ -173,12 +167,13 @@ acpi_ex_do_match ( * True if greater than or equal: (P[i] >= M) (P[i] not_less than M) * Change to: (M <= P[i]) (M not_greater than P[i]) */ - status = acpi_ex_do_logical_op (AML_LGREATER_OP, match_obj, package_obj, - &logical_result); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_do_logical_op(AML_LGREATER_OP, match_obj, + package_obj, &logical_result); + if (ACPI_FAILURE(status)) { return (FALSE); } - logical_result = (u8)!logical_result; + logical_result = (u8) ! logical_result; break; case MATCH_MGT: @@ -187,9 +182,10 @@ acpi_ex_do_match ( * True if greater than: (P[i] > M) * Change to: (M < P[i]) */ - status = acpi_ex_do_logical_op (AML_LLESS_OP, match_obj, package_obj, - &logical_result); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_do_logical_op(AML_LLESS_OP, match_obj, package_obj, + &logical_result); + if (ACPI_FAILURE(status)) { return (FALSE); } break; @@ -204,7 +200,6 @@ acpi_ex_do_match ( return logical_result; } - /******************************************************************************* * * FUNCTION: acpi_ex_opcode_6A_0T_1R @@ -217,20 +212,16 @@ acpi_ex_do_match ( * ******************************************************************************/ -acpi_status -acpi_ex_opcode_6A_0T_1R ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ex_opcode_6A_0T_1R(struct acpi_walk_state * walk_state) { - union acpi_operand_object **operand = &walk_state->operands[0]; - union acpi_operand_object *return_desc = NULL; - acpi_status status = AE_OK; - acpi_integer index; - union acpi_operand_object *this_element; - - - ACPI_FUNCTION_TRACE_STR ("ex_opcode_6A_0T_1R", - acpi_ps_get_opcode_name (walk_state->opcode)); + union acpi_operand_object **operand = &walk_state->operands[0]; + union acpi_operand_object *return_desc = NULL; + acpi_status status = AE_OK; + acpi_integer index; + union acpi_operand_object *this_element; + ACPI_FUNCTION_TRACE_STR("ex_opcode_6A_0T_1R", + acpi_ps_get_opcode_name(walk_state->opcode)); switch (walk_state->opcode) { case AML_MATCH_OP: @@ -242,8 +233,9 @@ acpi_ex_opcode_6A_0T_1R ( /* Validate both Match Term Operators (MTR, MEQ, etc.) */ if ((operand[1]->integer.value > MAX_MATCH_OPERATOR) || - (operand[3]->integer.value > MAX_MATCH_OPERATOR)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Match operator out of range\n")); + (operand[3]->integer.value > MAX_MATCH_OPERATOR)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Match operator out of range\n")); status = AE_AML_OPERAND_VALUE; goto cleanup; } @@ -252,16 +244,17 @@ acpi_ex_opcode_6A_0T_1R ( index = operand[5]->integer.value; if (index >= operand[0]->package.count) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Index (%X%8.8X) beyond package end (%X)\n", - ACPI_FORMAT_UINT64 (index), operand[0]->package.count)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Index (%X%8.8X) beyond package end (%X)\n", + ACPI_FORMAT_UINT64(index), + operand[0]->package.count)); status = AE_AML_PACKAGE_LIMIT; goto cleanup; } /* Create an integer for the return value */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { status = AE_NO_MEMORY; goto cleanup; @@ -283,7 +276,7 @@ acpi_ex_opcode_6A_0T_1R ( * ACPI_INTEGER_MAX (Ones) (its initial value) indicating that no * match was found. */ - for ( ; index < operand[0]->package.count; index++) { + for (; index < operand[0]->package.count; index++) { /* Get the current package element */ this_element = operand[0]->package.elements[index]; @@ -299,13 +292,13 @@ acpi_ex_opcode_6A_0T_1R ( * (proceed to next iteration of enclosing for loop) signifies a * non-match. */ - if (!acpi_ex_do_match ((u32) operand[1]->integer.value, - this_element, operand[2])) { + if (!acpi_ex_do_match((u32) operand[1]->integer.value, + this_element, operand[2])) { continue; } - if (!acpi_ex_do_match ((u32) operand[3]->integer.value, - this_element, operand[4])) { + if (!acpi_ex_do_match((u32) operand[3]->integer.value, + this_element, operand[4])) { continue; } @@ -316,31 +309,27 @@ acpi_ex_opcode_6A_0T_1R ( } break; - case AML_LOAD_TABLE_OP: - status = acpi_ex_load_table_op (walk_state, &return_desc); + status = acpi_ex_load_table_op(walk_state, &return_desc); break; - default: - ACPI_REPORT_ERROR (("acpi_ex_opcode_6A_0T_1R: Unknown opcode %X\n", - walk_state->opcode)); + ACPI_REPORT_ERROR(("acpi_ex_opcode_6A_0T_1R: Unknown opcode %X\n", walk_state->opcode)); status = AE_AML_BAD_OPCODE; goto cleanup; } walk_state->result_obj = return_desc; - -cleanup: + cleanup: /* Delete return object on error */ - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (return_desc); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(return_desc); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } diff --git a/drivers/acpi/executer/exprep.c b/drivers/acpi/executer/exprep.c index c9e3c68b5549..7476c363e407 100644 --- a/drivers/acpi/executer/exprep.c +++ b/drivers/acpi/executer/exprep.c @@ -42,32 +42,24 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/amlcode.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exprep") +ACPI_MODULE_NAME("exprep") /* Local prototypes */ - static u32 -acpi_ex_decode_field_access ( - union acpi_operand_object *obj_desc, - u8 field_flags, - u32 *return_byte_alignment); - +acpi_ex_decode_field_access(union acpi_operand_object *obj_desc, + u8 field_flags, u32 * return_byte_alignment); #ifdef ACPI_UNDER_DEVELOPMENT static u32 -acpi_ex_generate_access ( - u32 field_bit_offset, - u32 field_bit_length, - u32 region_length); +acpi_ex_generate_access(u32 field_bit_offset, + u32 field_bit_length, u32 region_length); /******************************************************************************* * @@ -92,39 +84,36 @@ acpi_ex_generate_access ( ******************************************************************************/ static u32 -acpi_ex_generate_access ( - u32 field_bit_offset, - u32 field_bit_length, - u32 region_length) +acpi_ex_generate_access(u32 field_bit_offset, + u32 field_bit_length, u32 region_length) { - u32 field_byte_length; - u32 field_byte_offset; - u32 field_byte_end_offset; - u32 access_byte_width; - u32 field_start_offset; - u32 field_end_offset; - u32 minimum_access_width = 0xFFFFFFFF; - u32 minimum_accesses = 0xFFFFFFFF; - u32 accesses; - - - ACPI_FUNCTION_TRACE ("ex_generate_access"); - + u32 field_byte_length; + u32 field_byte_offset; + u32 field_byte_end_offset; + u32 access_byte_width; + u32 field_start_offset; + u32 field_end_offset; + u32 minimum_access_width = 0xFFFFFFFF; + u32 minimum_accesses = 0xFFFFFFFF; + u32 accesses; + + ACPI_FUNCTION_TRACE("ex_generate_access"); /* Round Field start offset and length to "minimal" byte boundaries */ - field_byte_offset = ACPI_DIV_8 (ACPI_ROUND_DOWN (field_bit_offset, 8)); - field_byte_end_offset = ACPI_DIV_8 (ACPI_ROUND_UP (field_bit_length + - field_bit_offset, 8)); - field_byte_length = field_byte_end_offset - field_byte_offset; + field_byte_offset = ACPI_DIV_8(ACPI_ROUND_DOWN(field_bit_offset, 8)); + field_byte_end_offset = ACPI_DIV_8(ACPI_ROUND_UP(field_bit_length + + field_bit_offset, 8)); + field_byte_length = field_byte_end_offset - field_byte_offset; - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Bit length %d, Bit offset %d\n", - field_bit_length, field_bit_offset)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Bit length %d, Bit offset %d\n", + field_bit_length, field_bit_offset)); - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Byte Length %d, Byte Offset %d, End Offset %d\n", - field_byte_length, field_byte_offset, field_byte_end_offset)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Byte Length %d, Byte Offset %d, End Offset %d\n", + field_byte_length, field_byte_offset, + field_byte_end_offset)); /* * Iterative search for the maximum access width that is both aligned @@ -132,7 +121,8 @@ acpi_ex_generate_access ( * * Start at byte_acc and work upwards to qword_acc max. (1,2,4,8 bytes) */ - for (access_byte_width = 1; access_byte_width <= 8; access_byte_width <<= 1) { + for (access_byte_width = 1; access_byte_width <= 8; + access_byte_width <<= 1) { /* * 1) Round end offset up to next access boundary and make sure that * this does not go beyond the end of the parent region. @@ -140,31 +130,37 @@ acpi_ex_generate_access ( * are done. (This does not optimize for the perfectly aligned * case yet). */ - if (ACPI_ROUND_UP (field_byte_end_offset, access_byte_width) <= region_length) { + if (ACPI_ROUND_UP(field_byte_end_offset, access_byte_width) <= + region_length) { field_start_offset = - ACPI_ROUND_DOWN (field_byte_offset, access_byte_width) / - access_byte_width; + ACPI_ROUND_DOWN(field_byte_offset, + access_byte_width) / + access_byte_width; field_end_offset = - ACPI_ROUND_UP ((field_byte_length + field_byte_offset), - access_byte_width) / access_byte_width; + ACPI_ROUND_UP((field_byte_length + + field_byte_offset), + access_byte_width) / + access_byte_width; accesses = field_end_offset - field_start_offset; - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "access_width %d end is within region\n", access_byte_width)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "access_width %d end is within region\n", + access_byte_width)); - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Field Start %d, Field End %d -- requires %d accesses\n", - field_start_offset, field_end_offset, accesses)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Field Start %d, Field End %d -- requires %d accesses\n", + field_start_offset, field_end_offset, + accesses)); /* Single access is optimal */ if (accesses <= 1) { - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Entire field can be accessed with one operation of size %d\n", - access_byte_width)); - return_VALUE (access_byte_width); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Entire field can be accessed with one operation of size %d\n", + access_byte_width)); + return_VALUE(access_byte_width); } /* @@ -172,30 +168,30 @@ acpi_ex_generate_access ( * try the next wider access on next iteration */ if (accesses < minimum_accesses) { - minimum_accesses = accesses; + minimum_accesses = accesses; minimum_access_width = access_byte_width; } - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "access_width %d end is NOT within region\n", access_byte_width)); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "access_width %d end is NOT within region\n", + access_byte_width)); if (access_byte_width == 1) { - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Field goes beyond end-of-region!\n")); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Field goes beyond end-of-region!\n")); /* Field does not fit in the region at all */ - return_VALUE (0); + return_VALUE(0); } /* * This width goes beyond the end-of-region, back off to * previous access */ - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Backing off to previous optimal access width of %d\n", - minimum_access_width)); - return_VALUE (minimum_access_width); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Backing off to previous optimal access width of %d\n", + minimum_access_width)); + return_VALUE(minimum_access_width); } } @@ -203,12 +199,11 @@ acpi_ex_generate_access ( * Could not read/write field with one operation, * just use max access width */ - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Cannot access field in one operation, using width 8\n")); - return_VALUE (8); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Cannot access field in one operation, using width 8\n")); + return_VALUE(8); } -#endif /* ACPI_UNDER_DEVELOPMENT */ - +#endif /* ACPI_UNDER_DEVELOPMENT */ /******************************************************************************* * @@ -226,18 +221,14 @@ acpi_ex_generate_access ( ******************************************************************************/ static u32 -acpi_ex_decode_field_access ( - union acpi_operand_object *obj_desc, - u8 field_flags, - u32 *return_byte_alignment) +acpi_ex_decode_field_access(union acpi_operand_object *obj_desc, + u8 field_flags, u32 * return_byte_alignment) { - u32 access; - u32 byte_alignment; - u32 bit_length; - - - ACPI_FUNCTION_TRACE ("ex_decode_field_access"); + u32 access; + u32 byte_alignment; + u32 bit_length; + ACPI_FUNCTION_TRACE("ex_decode_field_access"); access = (field_flags & AML_FIELD_ACCESS_TYPE_MASK); @@ -246,9 +237,12 @@ acpi_ex_decode_field_access ( #ifdef ACPI_UNDER_DEVELOPMENT byte_alignment = - acpi_ex_generate_access (obj_desc->common_field.start_field_bit_offset, - obj_desc->common_field.bit_length, - 0xFFFFFFFF /* Temp until we pass region_length as parameter */); + acpi_ex_generate_access(obj_desc->common_field. + start_field_bit_offset, + obj_desc->common_field.bit_length, + 0xFFFFFFFF + /* Temp until we pass region_length as parameter */ + ); bit_length = byte_alignment * 8; #endif @@ -257,36 +251,35 @@ acpi_ex_decode_field_access ( break; case AML_FIELD_ACCESS_BYTE: - case AML_FIELD_ACCESS_BUFFER: /* ACPI 2.0 (SMBus Buffer) */ + case AML_FIELD_ACCESS_BUFFER: /* ACPI 2.0 (SMBus Buffer) */ byte_alignment = 1; - bit_length = 8; + bit_length = 8; break; case AML_FIELD_ACCESS_WORD: byte_alignment = 2; - bit_length = 16; + bit_length = 16; break; case AML_FIELD_ACCESS_DWORD: byte_alignment = 4; - bit_length = 32; + bit_length = 32; break; - case AML_FIELD_ACCESS_QWORD: /* ACPI 2.0 */ + case AML_FIELD_ACCESS_QWORD: /* ACPI 2.0 */ byte_alignment = 8; - bit_length = 64; + bit_length = 64; break; default: /* Invalid field access type */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown field access type %X\n", - access)); - return_VALUE (0); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown field access type %X\n", access)); + return_VALUE(0); } - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_BUFFER_FIELD) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_BUFFER_FIELD) { /* * buffer_field access can be on any byte boundary, so the * byte_alignment is always 1 byte -- regardless of any byte_alignment @@ -296,10 +289,9 @@ acpi_ex_decode_field_access ( } *return_byte_alignment = byte_alignment; - return_VALUE (bit_length); + return_VALUE(bit_length); } - /******************************************************************************* * * FUNCTION: acpi_ex_prep_common_field_object @@ -322,20 +314,16 @@ acpi_ex_decode_field_access ( ******************************************************************************/ acpi_status -acpi_ex_prep_common_field_object ( - union acpi_operand_object *obj_desc, - u8 field_flags, - u8 field_attribute, - u32 field_bit_position, - u32 field_bit_length) +acpi_ex_prep_common_field_object(union acpi_operand_object *obj_desc, + u8 field_flags, + u8 field_attribute, + u32 field_bit_position, u32 field_bit_length) { - u32 access_bit_width; - u32 byte_alignment; - u32 nearest_byte_address; - - - ACPI_FUNCTION_TRACE ("ex_prep_common_field_object"); + u32 access_bit_width; + u32 byte_alignment; + u32 nearest_byte_address; + ACPI_FUNCTION_TRACE("ex_prep_common_field_object"); /* * Note: the structure being initialized is the @@ -361,16 +349,16 @@ acpi_ex_prep_common_field_object ( * For all other access types (Byte, Word, Dword, Qword), the Bitwidth is * the same (equivalent) as the byte_alignment. */ - access_bit_width = acpi_ex_decode_field_access (obj_desc, field_flags, - &byte_alignment); + access_bit_width = acpi_ex_decode_field_access(obj_desc, field_flags, + &byte_alignment); if (!access_bit_width) { - return_ACPI_STATUS (AE_AML_OPERAND_VALUE); + return_ACPI_STATUS(AE_AML_OPERAND_VALUE); } /* Setup width (access granularity) fields */ obj_desc->common_field.access_byte_width = (u8) - ACPI_DIV_8 (access_bit_width); /* 1, 2, 4, 8 */ + ACPI_DIV_8(access_bit_width); /* 1, 2, 4, 8 */ obj_desc->common_field.access_bit_width = (u8) access_bit_width; @@ -385,30 +373,30 @@ acpi_ex_prep_common_field_object ( * region or buffer. */ nearest_byte_address = - ACPI_ROUND_BITS_DOWN_TO_BYTES (field_bit_position); + ACPI_ROUND_BITS_DOWN_TO_BYTES(field_bit_position); obj_desc->common_field.base_byte_offset = (u32) - ACPI_ROUND_DOWN (nearest_byte_address, byte_alignment); + ACPI_ROUND_DOWN(nearest_byte_address, byte_alignment); /* * start_field_bit_offset is the offset of the first bit of the field within * a field datum. */ obj_desc->common_field.start_field_bit_offset = (u8) - (field_bit_position - ACPI_MUL_8 (obj_desc->common_field.base_byte_offset)); + (field_bit_position - + ACPI_MUL_8(obj_desc->common_field.base_byte_offset)); /* * Does the entire field fit within a single field access element? (datum) * (i.e., without crossing a datum boundary) */ - if ((obj_desc->common_field.start_field_bit_offset + field_bit_length) <= - (u16) access_bit_width) { + if ((obj_desc->common_field.start_field_bit_offset + + field_bit_length) <= (u16) access_bit_width) { obj_desc->common.flags |= AOPOBJ_SINGLE_DATUM; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_prep_field_value @@ -422,51 +410,49 @@ acpi_ex_prep_common_field_object ( * ******************************************************************************/ -acpi_status -acpi_ex_prep_field_value ( - struct acpi_create_field_info *info) +acpi_status acpi_ex_prep_field_value(struct acpi_create_field_info *info) { - union acpi_operand_object *obj_desc; - u32 type; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ex_prep_field_value"); + union acpi_operand_object *obj_desc; + u32 type; + acpi_status status; + ACPI_FUNCTION_TRACE("ex_prep_field_value"); /* Parameter validation */ if (info->field_type != ACPI_TYPE_LOCAL_INDEX_FIELD) { if (!info->region_node) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null region_node\n")); - return_ACPI_STATUS (AE_AML_NO_OPERAND); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Null region_node\n")); + return_ACPI_STATUS(AE_AML_NO_OPERAND); } - type = acpi_ns_get_type (info->region_node); + type = acpi_ns_get_type(info->region_node); if (type != ACPI_TYPE_REGION) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed Region, found type %X (%s)\n", - type, acpi_ut_get_type_name (type))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed Region, found type %X (%s)\n", + type, acpi_ut_get_type_name(type))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } } /* Allocate a new field object */ - obj_desc = acpi_ut_create_internal_object (info->field_type); + obj_desc = acpi_ut_create_internal_object(info->field_type); if (!obj_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Initialize areas of the object that are common to all fields */ obj_desc->common_field.node = info->field_node; - status = acpi_ex_prep_common_field_object (obj_desc, info->field_flags, - info->attribute, info->field_bit_position, info->field_bit_length); - if (ACPI_FAILURE (status)) { - acpi_ut_delete_object_desc (obj_desc); - return_ACPI_STATUS (status); + status = acpi_ex_prep_common_field_object(obj_desc, info->field_flags, + info->attribute, + info->field_bit_position, + info->field_bit_length); + if (ACPI_FAILURE(status)) { + acpi_ut_delete_object_desc(obj_desc); + return_ACPI_STATUS(status); } /* Initialize areas of the object that are specific to the field type */ @@ -474,71 +460,73 @@ acpi_ex_prep_field_value ( switch (info->field_type) { case ACPI_TYPE_LOCAL_REGION_FIELD: - obj_desc->field.region_obj = acpi_ns_get_attached_object (info->region_node); + obj_desc->field.region_obj = + acpi_ns_get_attached_object(info->region_node); /* An additional reference for the container */ - acpi_ut_add_reference (obj_desc->field.region_obj); + acpi_ut_add_reference(obj_desc->field.region_obj); - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "region_field: bit_off %X, Off %X, Gran %X, Region %p\n", - obj_desc->field.start_field_bit_offset, obj_desc->field.base_byte_offset, - obj_desc->field.access_byte_width, obj_desc->field.region_obj)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "region_field: bit_off %X, Off %X, Gran %X, Region %p\n", + obj_desc->field.start_field_bit_offset, + obj_desc->field.base_byte_offset, + obj_desc->field.access_byte_width, + obj_desc->field.region_obj)); break; - case ACPI_TYPE_LOCAL_BANK_FIELD: - obj_desc->bank_field.value = info->bank_value; - obj_desc->bank_field.region_obj = acpi_ns_get_attached_object ( - info->region_node); - obj_desc->bank_field.bank_obj = acpi_ns_get_attached_object ( - info->register_node); + obj_desc->bank_field.value = info->bank_value; + obj_desc->bank_field.region_obj = + acpi_ns_get_attached_object(info->region_node); + obj_desc->bank_field.bank_obj = + acpi_ns_get_attached_object(info->register_node); /* An additional reference for the attached objects */ - acpi_ut_add_reference (obj_desc->bank_field.region_obj); - acpi_ut_add_reference (obj_desc->bank_field.bank_obj); + acpi_ut_add_reference(obj_desc->bank_field.region_obj); + acpi_ut_add_reference(obj_desc->bank_field.bank_obj); - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "Bank Field: bit_off %X, Off %X, Gran %X, Region %p, bank_reg %p\n", - obj_desc->bank_field.start_field_bit_offset, - obj_desc->bank_field.base_byte_offset, - obj_desc->field.access_byte_width, - obj_desc->bank_field.region_obj, - obj_desc->bank_field.bank_obj)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Bank Field: bit_off %X, Off %X, Gran %X, Region %p, bank_reg %p\n", + obj_desc->bank_field.start_field_bit_offset, + obj_desc->bank_field.base_byte_offset, + obj_desc->field.access_byte_width, + obj_desc->bank_field.region_obj, + obj_desc->bank_field.bank_obj)); break; - case ACPI_TYPE_LOCAL_INDEX_FIELD: - obj_desc->index_field.index_obj = acpi_ns_get_attached_object ( - info->register_node); - obj_desc->index_field.data_obj = acpi_ns_get_attached_object ( - info->data_register_node); - obj_desc->index_field.value = (u32) - (info->field_bit_position / ACPI_MUL_8 ( - obj_desc->field.access_byte_width)); - - if (!obj_desc->index_field.data_obj || !obj_desc->index_field.index_obj) { - ACPI_REPORT_ERROR (("Null Index Object during field prep\n")); - acpi_ut_delete_object_desc (obj_desc); - return_ACPI_STATUS (AE_AML_INTERNAL); + obj_desc->index_field.index_obj = + acpi_ns_get_attached_object(info->register_node); + obj_desc->index_field.data_obj = + acpi_ns_get_attached_object(info->data_register_node); + obj_desc->index_field.value = (u32) + (info->field_bit_position / + ACPI_MUL_8(obj_desc->field.access_byte_width)); + + if (!obj_desc->index_field.data_obj + || !obj_desc->index_field.index_obj) { + ACPI_REPORT_ERROR(("Null Index Object during field prep\n")); + acpi_ut_delete_object_desc(obj_desc); + return_ACPI_STATUS(AE_AML_INTERNAL); } /* An additional reference for the attached objects */ - acpi_ut_add_reference (obj_desc->index_field.data_obj); - acpi_ut_add_reference (obj_desc->index_field.index_obj); - - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, - "index_field: bit_off %X, Off %X, Value %X, Gran %X, Index %p, Data %p\n", - obj_desc->index_field.start_field_bit_offset, - obj_desc->index_field.base_byte_offset, - obj_desc->index_field.value, - obj_desc->field.access_byte_width, - obj_desc->index_field.index_obj, - obj_desc->index_field.data_obj)); + acpi_ut_add_reference(obj_desc->index_field.data_obj); + acpi_ut_add_reference(obj_desc->index_field.index_obj); + + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "index_field: bit_off %X, Off %X, Value %X, Gran %X, Index %p, Data %p\n", + obj_desc->index_field.start_field_bit_offset, + obj_desc->index_field.base_byte_offset, + obj_desc->index_field.value, + obj_desc->field.access_byte_width, + obj_desc->index_field.index_obj, + obj_desc->index_field.data_obj)); break; default: @@ -550,15 +538,16 @@ acpi_ex_prep_field_value ( * Store the constructed descriptor (obj_desc) into the parent Node, * preserving the current type of that named_obj. */ - status = acpi_ns_attach_object (info->field_node, obj_desc, - acpi_ns_get_type (info->field_node)); + status = acpi_ns_attach_object(info->field_node, obj_desc, + acpi_ns_get_type(info->field_node)); - ACPI_DEBUG_PRINT ((ACPI_DB_BFIELD, "Set named_obj %p [%4.4s], obj_desc %p\n", - info->field_node, acpi_ut_get_node_name (info->field_node), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_BFIELD, + "Set named_obj %p [%4.4s], obj_desc %p\n", + info->field_node, + acpi_ut_get_node_name(info->field_node), obj_desc)); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - diff --git a/drivers/acpi/executer/exregion.c b/drivers/acpi/executer/exregion.c index 723aaef4bb4a..9a2f5bea3afe 100644 --- a/drivers/acpi/executer/exregion.c +++ b/drivers/acpi/executer/exregion.c @@ -42,14 +42,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exregion") - +ACPI_MODULE_NAME("exregion") /******************************************************************************* * @@ -68,27 +65,23 @@ * DESCRIPTION: Handler for the System Memory address space (Op Region) * ******************************************************************************/ - acpi_status -acpi_ex_system_memory_space_handler ( - u32 function, - acpi_physical_address address, - u32 bit_width, - acpi_integer *value, - void *handler_context, - void *region_context) +acpi_ex_system_memory_space_handler(u32 function, + acpi_physical_address address, + u32 bit_width, + acpi_integer * value, + void *handler_context, void *region_context) { - acpi_status status = AE_OK; - void *logical_addr_ptr = NULL; - struct acpi_mem_space_context *mem_info = region_context; - u32 length; - acpi_size window_size; + acpi_status status = AE_OK; + void *logical_addr_ptr = NULL; + struct acpi_mem_space_context *mem_info = region_context; + u32 length; + acpi_size window_size; #ifndef ACPI_MISALIGNED_TRANSFERS - u32 remainder; + u32 remainder; #endif - ACPI_FUNCTION_TRACE ("ex_system_memory_space_handler"); - + ACPI_FUNCTION_TRACE("ex_system_memory_space_handler"); /* Validate and translate the bit width */ @@ -110,9 +103,10 @@ acpi_ex_system_memory_space_handler ( break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid system_memory width %d\n", - bit_width)); - return_ACPI_STATUS (AE_AML_OPERAND_VALUE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid system_memory width %d\n", + bit_width)); + return_ACPI_STATUS(AE_AML_OPERAND_VALUE); } #ifndef ACPI_MISALIGNED_TRANSFERS @@ -120,9 +114,10 @@ acpi_ex_system_memory_space_handler ( * Hardware does not support non-aligned data transfers, we must verify * the request. */ - (void) acpi_ut_short_divide ((acpi_integer) address, length, NULL, &remainder); + (void)acpi_ut_short_divide((acpi_integer) address, length, NULL, + &remainder); if (remainder != 0) { - return_ACPI_STATUS (AE_AML_ALIGNMENT); + return_ACPI_STATUS(AE_AML_ALIGNMENT); } #endif @@ -132,9 +127,10 @@ acpi_ex_system_memory_space_handler ( * 2) Address beyond the current mapping? */ if ((address < mem_info->mapped_physical_address) || - (((acpi_integer) address + length) > - ((acpi_integer) - mem_info->mapped_physical_address + mem_info->mapped_length))) { + (((acpi_integer) address + length) > ((acpi_integer) + mem_info-> + mapped_physical_address + + mem_info->mapped_length))) { /* * The request cannot be resolved by the current memory mapping; * Delete the existing mapping and create a new one. @@ -142,8 +138,8 @@ acpi_ex_system_memory_space_handler ( if (mem_info->mapped_length) { /* Valid mapping, delete it */ - acpi_os_unmap_memory (mem_info->mapped_logical_address, - mem_info->mapped_length); + acpi_os_unmap_memory(mem_info->mapped_logical_address, + mem_info->mapped_length); } /* @@ -151,7 +147,7 @@ acpi_ex_system_memory_space_handler ( * constrain the maximum mapping size to something reasonable. */ window_size = (acpi_size) - ((mem_info->address + mem_info->length) - address); + ((mem_info->address + mem_info->length) - address); if (window_size > ACPI_SYSMEM_REGION_WINDOW_SIZE) { window_size = ACPI_SYSMEM_REGION_WINDOW_SIZE; @@ -159,14 +155,16 @@ acpi_ex_system_memory_space_handler ( /* Create a new mapping starting at the address given */ - status = acpi_os_map_memory (address, window_size, - (void **) &mem_info->mapped_logical_address); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not map memory at %8.8X%8.8X, size %X\n", - ACPI_FORMAT_UINT64 (address), (u32) window_size)); + status = acpi_os_map_memory(address, window_size, + (void **)&mem_info-> + mapped_logical_address); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not map memory at %8.8X%8.8X, size %X\n", + ACPI_FORMAT_UINT64(address), + (u32) window_size)); mem_info->mapped_length = 0; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Save the physical address and mapping size */ @@ -180,42 +178,41 @@ acpi_ex_system_memory_space_handler ( * access */ logical_addr_ptr = mem_info->mapped_logical_address + - ((acpi_integer) address - - (acpi_integer) mem_info->mapped_physical_address); - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "system_memory %d (%d width) Address=%8.8X%8.8X\n", - function, bit_width, - ACPI_FORMAT_UINT64 (address))); - - /* - * Perform the memory read or write - * - * Note: For machines that do not support non-aligned transfers, the target - * address was checked for alignment above. We do not attempt to break the - * transfer up into smaller (byte-size) chunks because the AML specifically - * asked for a transfer width that the hardware may require. - */ + ((acpi_integer) address - + (acpi_integer) mem_info->mapped_physical_address); + + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "system_memory %d (%d width) Address=%8.8X%8.8X\n", + function, bit_width, ACPI_FORMAT_UINT64(address))); + + /* + * Perform the memory read or write + * + * Note: For machines that do not support non-aligned transfers, the target + * address was checked for alignment above. We do not attempt to break the + * transfer up into smaller (byte-size) chunks because the AML specifically + * asked for a transfer width that the hardware may require. + */ switch (function) { case ACPI_READ: *value = 0; switch (bit_width) { case 8: - *value = (acpi_integer) *((u8 *) logical_addr_ptr); + *value = (acpi_integer) * ((u8 *) logical_addr_ptr); break; case 16: - *value = (acpi_integer) *((u16 *) logical_addr_ptr); + *value = (acpi_integer) * ((u16 *) logical_addr_ptr); break; case 32: - *value = (acpi_integer) *((u32 *) logical_addr_ptr); + *value = (acpi_integer) * ((u32 *) logical_addr_ptr); break; #if ACPI_MACHINE_WIDTH != 16 case 64: - *value = (acpi_integer) *((u64 *) logical_addr_ptr); + *value = (acpi_integer) * ((u64 *) logical_addr_ptr); break; #endif default: @@ -228,20 +225,20 @@ acpi_ex_system_memory_space_handler ( switch (bit_width) { case 8: - *(u8 *) logical_addr_ptr = (u8) *value; + *(u8 *) logical_addr_ptr = (u8) * value; break; case 16: - *(u16 *) logical_addr_ptr = (u16) *value; + *(u16 *) logical_addr_ptr = (u16) * value; break; case 32: - *(u32 *) logical_addr_ptr = (u32) *value; + *(u32 *) logical_addr_ptr = (u32) * value; break; #if ACPI_MACHINE_WIDTH != 16 case 64: - *(u64 *) logical_addr_ptr = (u64) *value; + *(u64 *) logical_addr_ptr = (u64) * value; break; #endif @@ -256,10 +253,9 @@ acpi_ex_system_memory_space_handler ( break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_system_io_space_handler @@ -279,39 +275,35 @@ acpi_ex_system_memory_space_handler ( ******************************************************************************/ acpi_status -acpi_ex_system_io_space_handler ( - u32 function, - acpi_physical_address address, - u32 bit_width, - acpi_integer *value, - void *handler_context, - void *region_context) +acpi_ex_system_io_space_handler(u32 function, + acpi_physical_address address, + u32 bit_width, + acpi_integer * value, + void *handler_context, void *region_context) { - acpi_status status = AE_OK; - u32 value32; + acpi_status status = AE_OK; + u32 value32; + ACPI_FUNCTION_TRACE("ex_system_io_space_handler"); - ACPI_FUNCTION_TRACE ("ex_system_io_space_handler"); - - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "system_iO %d (%d width) Address=%8.8X%8.8X\n", function, bit_width, - ACPI_FORMAT_UINT64 (address))); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "system_iO %d (%d width) Address=%8.8X%8.8X\n", + function, bit_width, ACPI_FORMAT_UINT64(address))); /* Decode the function parameter */ switch (function) { case ACPI_READ: - status = acpi_os_read_port ((acpi_io_address) address, - &value32, bit_width); + status = acpi_os_read_port((acpi_io_address) address, + &value32, bit_width); *value = value32; break; case ACPI_WRITE: - status = acpi_os_write_port ((acpi_io_address) address, - (u32) *value, bit_width); + status = acpi_os_write_port((acpi_io_address) address, + (u32) * value, bit_width); break; default: @@ -319,10 +311,9 @@ acpi_ex_system_io_space_handler ( break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_pci_config_space_handler @@ -342,21 +333,17 @@ acpi_ex_system_io_space_handler ( ******************************************************************************/ acpi_status -acpi_ex_pci_config_space_handler ( - u32 function, - acpi_physical_address address, - u32 bit_width, - acpi_integer *value, - void *handler_context, - void *region_context) +acpi_ex_pci_config_space_handler(u32 function, + acpi_physical_address address, + u32 bit_width, + acpi_integer * value, + void *handler_context, void *region_context) { - acpi_status status = AE_OK; - struct acpi_pci_id *pci_id; - u16 pci_register; - - - ACPI_FUNCTION_TRACE ("ex_pci_config_space_handler"); + acpi_status status = AE_OK; + struct acpi_pci_id *pci_id; + u16 pci_register; + ACPI_FUNCTION_TRACE("ex_pci_config_space_handler"); /* * The arguments to acpi_os(Read|Write)pci_configuration are: @@ -370,26 +357,26 @@ acpi_ex_pci_config_space_handler ( * Value - input value for write, output address for read * */ - pci_id = (struct acpi_pci_id *) region_context; + pci_id = (struct acpi_pci_id *)region_context; pci_register = (u16) (u32) address; - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "pci_config %d (%d) Seg(%04x) Bus(%04x) Dev(%04x) Func(%04x) Reg(%04x)\n", - function, bit_width, pci_id->segment, pci_id->bus, pci_id->device, - pci_id->function, pci_register)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "pci_config %d (%d) Seg(%04x) Bus(%04x) Dev(%04x) Func(%04x) Reg(%04x)\n", + function, bit_width, pci_id->segment, pci_id->bus, + pci_id->device, pci_id->function, pci_register)); switch (function) { case ACPI_READ: *value = 0; - status = acpi_os_read_pci_configuration (pci_id, pci_register, - value, bit_width); + status = acpi_os_read_pci_configuration(pci_id, pci_register, + value, bit_width); break; case ACPI_WRITE: - status = acpi_os_write_pci_configuration (pci_id, pci_register, - *value, bit_width); + status = acpi_os_write_pci_configuration(pci_id, pci_register, + *value, bit_width); break; default: @@ -398,10 +385,9 @@ acpi_ex_pci_config_space_handler ( break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_cmos_space_handler @@ -421,24 +407,19 @@ acpi_ex_pci_config_space_handler ( ******************************************************************************/ acpi_status -acpi_ex_cmos_space_handler ( - u32 function, - acpi_physical_address address, - u32 bit_width, - acpi_integer *value, - void *handler_context, - void *region_context) +acpi_ex_cmos_space_handler(u32 function, + acpi_physical_address address, + u32 bit_width, + acpi_integer * value, + void *handler_context, void *region_context) { - acpi_status status = AE_OK; - + acpi_status status = AE_OK; - ACPI_FUNCTION_TRACE ("ex_cmos_space_handler"); + ACPI_FUNCTION_TRACE("ex_cmos_space_handler"); - - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_pci_bar_space_handler @@ -458,24 +439,19 @@ acpi_ex_cmos_space_handler ( ******************************************************************************/ acpi_status -acpi_ex_pci_bar_space_handler ( - u32 function, - acpi_physical_address address, - u32 bit_width, - acpi_integer *value, - void *handler_context, - void *region_context) +acpi_ex_pci_bar_space_handler(u32 function, + acpi_physical_address address, + u32 bit_width, + acpi_integer * value, + void *handler_context, void *region_context) { - acpi_status status = AE_OK; - + acpi_status status = AE_OK; - ACPI_FUNCTION_TRACE ("ex_pci_bar_space_handler"); + ACPI_FUNCTION_TRACE("ex_pci_bar_space_handler"); - - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_data_table_space_handler @@ -495,24 +471,20 @@ acpi_ex_pci_bar_space_handler ( ******************************************************************************/ acpi_status -acpi_ex_data_table_space_handler ( - u32 function, - acpi_physical_address address, - u32 bit_width, - acpi_integer *value, - void *handler_context, - void *region_context) +acpi_ex_data_table_space_handler(u32 function, + acpi_physical_address address, + u32 bit_width, + acpi_integer * value, + void *handler_context, void *region_context) { - acpi_status status = AE_OK; - u32 byte_width = ACPI_DIV_8 (bit_width); - u32 i; - char *logical_addr_ptr; - + acpi_status status = AE_OK; + u32 byte_width = ACPI_DIV_8(bit_width); + u32 i; + char *logical_addr_ptr; - ACPI_FUNCTION_TRACE ("ex_data_table_space_handler"); + ACPI_FUNCTION_TRACE("ex_data_table_space_handler"); - - logical_addr_ptr = ACPI_PHYSADDR_TO_PTR (address); + logical_addr_ptr = ACPI_PHYSADDR_TO_PTR(address); /* Perform the memory read or write */ @@ -520,17 +492,15 @@ acpi_ex_data_table_space_handler ( case ACPI_READ: for (i = 0; i < byte_width; i++) { - ((char *) value) [i] = logical_addr_ptr[i]; + ((char *)value)[i] = logical_addr_ptr[i]; } break; case ACPI_WRITE: default: - return_ACPI_STATUS (AE_SUPPORT); + return_ACPI_STATUS(AE_SUPPORT); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exresnte.c b/drivers/acpi/executer/exresnte.c index 21d5c74fa309..ff5d8f97e8eb 100644 --- a/drivers/acpi/executer/exresnte.c +++ b/drivers/acpi/executer/exresnte.c @@ -42,7 +42,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acdispat.h> #include <acpi/acinterp.h> @@ -50,10 +49,8 @@ #include <acpi/acparser.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exresnte") - +ACPI_MODULE_NAME("exresnte") /******************************************************************************* * @@ -80,41 +77,37 @@ * ACPI_TYPE_PACKAGE * ******************************************************************************/ - acpi_status -acpi_ex_resolve_node_to_value ( - struct acpi_namespace_node **object_ptr, - struct acpi_walk_state *walk_state) - +acpi_ex_resolve_node_to_value(struct acpi_namespace_node **object_ptr, + struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - union acpi_operand_object *source_desc; - union acpi_operand_object *obj_desc = NULL; - struct acpi_namespace_node *node; - acpi_object_type entry_type; - - - ACPI_FUNCTION_TRACE ("ex_resolve_node_to_value"); + acpi_status status = AE_OK; + union acpi_operand_object *source_desc; + union acpi_operand_object *obj_desc = NULL; + struct acpi_namespace_node *node; + acpi_object_type entry_type; + ACPI_FUNCTION_TRACE("ex_resolve_node_to_value"); /* * The stack pointer points to a struct acpi_namespace_node (Node). Get the * object that is attached to the Node. */ - node = *object_ptr; - source_desc = acpi_ns_get_attached_object (node); - entry_type = acpi_ns_get_type ((acpi_handle) node); + node = *object_ptr; + source_desc = acpi_ns_get_attached_object(node); + entry_type = acpi_ns_get_type((acpi_handle) node); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Entry=%p source_desc=%p [%s]\n", - node, source_desc, acpi_ut_get_type_name (entry_type))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Entry=%p source_desc=%p [%s]\n", + node, source_desc, + acpi_ut_get_type_name(entry_type))); if ((entry_type == ACPI_TYPE_LOCAL_ALIAS) || - (entry_type == ACPI_TYPE_LOCAL_METHOD_ALIAS)) { + (entry_type == ACPI_TYPE_LOCAL_METHOD_ALIAS)) { /* There is always exactly one level of indirection */ - node = ACPI_CAST_PTR (struct acpi_namespace_node, node->object); - source_desc = acpi_ns_get_attached_object (node); - entry_type = acpi_ns_get_type ((acpi_handle) node); + node = ACPI_CAST_PTR(struct acpi_namespace_node, node->object); + source_desc = acpi_ns_get_attached_object(node); + entry_type = acpi_ns_get_type((acpi_handle) node); *object_ptr = node; } @@ -124,14 +117,14 @@ acpi_ex_resolve_node_to_value ( * 2) Method locals and arguments have a pseudo-Node */ if (entry_type == ACPI_TYPE_DEVICE || - (node->flags & (ANOBJ_METHOD_ARG | ANOBJ_METHOD_LOCAL))) { - return_ACPI_STATUS (AE_OK); + (node->flags & (ANOBJ_METHOD_ARG | ANOBJ_METHOD_LOCAL))) { + return_ACPI_STATUS(AE_OK); } if (!source_desc) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No object attached to node %p\n", - node)); - return_ACPI_STATUS (AE_AML_NO_OPERAND); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No object attached to node %p\n", node)); + return_ACPI_STATUS(AE_AML_NO_OPERAND); } /* @@ -141,83 +134,89 @@ acpi_ex_resolve_node_to_value ( switch (entry_type) { case ACPI_TYPE_PACKAGE: - if (ACPI_GET_OBJECT_TYPE (source_desc) != ACPI_TYPE_PACKAGE) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Object not a Package, type %s\n", - acpi_ut_get_object_type_name (source_desc))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + if (ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_PACKAGE) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Object not a Package, type %s\n", + acpi_ut_get_object_type_name + (source_desc))); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } - status = acpi_ds_get_package_arguments (source_desc); - if (ACPI_SUCCESS (status)) { + status = acpi_ds_get_package_arguments(source_desc); + if (ACPI_SUCCESS(status)) { /* Return an additional reference to the object */ obj_desc = source_desc; - acpi_ut_add_reference (obj_desc); + acpi_ut_add_reference(obj_desc); } break; - case ACPI_TYPE_BUFFER: - if (ACPI_GET_OBJECT_TYPE (source_desc) != ACPI_TYPE_BUFFER) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Object not a Buffer, type %s\n", - acpi_ut_get_object_type_name (source_desc))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + if (ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_BUFFER) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Object not a Buffer, type %s\n", + acpi_ut_get_object_type_name + (source_desc))); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } - status = acpi_ds_get_buffer_arguments (source_desc); - if (ACPI_SUCCESS (status)) { + status = acpi_ds_get_buffer_arguments(source_desc); + if (ACPI_SUCCESS(status)) { /* Return an additional reference to the object */ obj_desc = source_desc; - acpi_ut_add_reference (obj_desc); + acpi_ut_add_reference(obj_desc); } break; - case ACPI_TYPE_STRING: - if (ACPI_GET_OBJECT_TYPE (source_desc) != ACPI_TYPE_STRING) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Object not a String, type %s\n", - acpi_ut_get_object_type_name (source_desc))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + if (ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_STRING) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Object not a String, type %s\n", + acpi_ut_get_object_type_name + (source_desc))); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* Return an additional reference to the object */ obj_desc = source_desc; - acpi_ut_add_reference (obj_desc); + acpi_ut_add_reference(obj_desc); break; - case ACPI_TYPE_INTEGER: - if (ACPI_GET_OBJECT_TYPE (source_desc) != ACPI_TYPE_INTEGER) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Object not a Integer, type %s\n", - acpi_ut_get_object_type_name (source_desc))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + if (ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_INTEGER) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Object not a Integer, type %s\n", + acpi_ut_get_object_type_name + (source_desc))); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* Return an additional reference to the object */ obj_desc = source_desc; - acpi_ut_add_reference (obj_desc); + acpi_ut_add_reference(obj_desc); break; - case ACPI_TYPE_BUFFER_FIELD: case ACPI_TYPE_LOCAL_REGION_FIELD: case ACPI_TYPE_LOCAL_BANK_FIELD: case ACPI_TYPE_LOCAL_INDEX_FIELD: - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "field_read Node=%p source_desc=%p Type=%X\n", - node, source_desc, entry_type)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "field_read Node=%p source_desc=%p Type=%X\n", + node, source_desc, entry_type)); - status = acpi_ex_read_data_from_field (walk_state, source_desc, &obj_desc); + status = + acpi_ex_read_data_from_field(walk_state, source_desc, + &obj_desc); break; - /* For these objects, just return the object attached to the Node */ + /* For these objects, just return the object attached to the Node */ case ACPI_TYPE_MUTEX: case ACPI_TYPE_METHOD: @@ -230,19 +229,18 @@ acpi_ex_resolve_node_to_value ( /* Return an additional reference to the object */ obj_desc = source_desc; - acpi_ut_add_reference (obj_desc); + acpi_ut_add_reference(obj_desc); break; - /* TYPE_ANY is untyped, and thus there is no object associated with it */ + /* TYPE_ANY is untyped, and thus there is no object associated with it */ case ACPI_TYPE_ANY: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Untyped entry %p, no attached object!\n", - node)); - - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); /* Cannot be AE_TYPE */ + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Untyped entry %p, no attached object!\n", + node)); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); /* Cannot be AE_TYPE */ case ACPI_TYPE_LOCAL_REFERENCE: @@ -253,39 +251,37 @@ acpi_ex_resolve_node_to_value ( /* Return an additional reference to the object */ obj_desc = source_desc; - acpi_ut_add_reference (obj_desc); + acpi_ut_add_reference(obj_desc); break; default: /* No named references are allowed here */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unsupported Reference opcode %X (%s)\n", - source_desc->reference.opcode, - acpi_ps_get_opcode_name (source_desc->reference.opcode))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unsupported Reference opcode %X (%s)\n", + source_desc->reference.opcode, + acpi_ps_get_opcode_name(source_desc-> + reference. + opcode))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } break; - default: /* Default case is for unknown types */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Node %p - Unknown object type %X\n", - node, entry_type)); - - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Node %p - Unknown object type %X\n", + node, entry_type)); - } /* switch (entry_type) */ + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); + } /* switch (entry_type) */ /* Return the object descriptor */ - *object_ptr = (void *) obj_desc; - return_ACPI_STATUS (status); + *object_ptr = (void *)obj_desc; + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exresolv.c b/drivers/acpi/executer/exresolv.c index 3de45672379a..97eecbd3242d 100644 --- a/drivers/acpi/executer/exresolv.c +++ b/drivers/acpi/executer/exresolv.c @@ -42,7 +42,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/amlcode.h> #include <acpi/acdispat.h> @@ -50,17 +49,13 @@ #include <acpi/acnamesp.h> #include <acpi/acparser.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exresolv") +ACPI_MODULE_NAME("exresolv") /* Local prototypes */ - static acpi_status -acpi_ex_resolve_object_to_value ( - union acpi_operand_object **stack_ptr, - struct acpi_walk_state *walk_state); - +acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr, + struct acpi_walk_state *walk_state); /******************************************************************************* * @@ -78,19 +73,16 @@ acpi_ex_resolve_object_to_value ( ******************************************************************************/ acpi_status -acpi_ex_resolve_to_value ( - union acpi_operand_object **stack_ptr, - struct acpi_walk_state *walk_state) +acpi_ex_resolve_to_value(union acpi_operand_object **stack_ptr, + struct acpi_walk_state *walk_state) { - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ex_resolve_to_value", stack_ptr); + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ex_resolve_to_value", stack_ptr); if (!stack_ptr || !*stack_ptr) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Internal - null pointer\n")); - return_ACPI_STATUS (AE_AML_NO_OPERAND); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Internal - null pointer\n")); + return_ACPI_STATUS(AE_AML_NO_OPERAND); } /* @@ -98,15 +90,16 @@ acpi_ex_resolve_to_value ( * 1) A valid union acpi_operand_object, or * 2) A struct acpi_namespace_node (named_obj) */ - if (ACPI_GET_DESCRIPTOR_TYPE (*stack_ptr) == ACPI_DESC_TYPE_OPERAND) { - status = acpi_ex_resolve_object_to_value (stack_ptr, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (ACPI_GET_DESCRIPTOR_TYPE(*stack_ptr) == ACPI_DESC_TYPE_OPERAND) { + status = acpi_ex_resolve_object_to_value(stack_ptr, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (!*stack_ptr) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Internal - null pointer\n")); - return_ACPI_STATUS (AE_AML_NO_OPERAND); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Internal - null pointer\n")); + return_ACPI_STATUS(AE_AML_NO_OPERAND); } } @@ -114,20 +107,20 @@ acpi_ex_resolve_to_value ( * Object on the stack may have changed if acpi_ex_resolve_object_to_value() * was called (i.e., we can't use an _else_ here.) */ - if (ACPI_GET_DESCRIPTOR_TYPE (*stack_ptr) == ACPI_DESC_TYPE_NAMED) { - status = acpi_ex_resolve_node_to_value ( - ACPI_CAST_INDIRECT_PTR (struct acpi_namespace_node, stack_ptr), - walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (ACPI_GET_DESCRIPTOR_TYPE(*stack_ptr) == ACPI_DESC_TYPE_NAMED) { + status = + acpi_ex_resolve_node_to_value(ACPI_CAST_INDIRECT_PTR + (struct acpi_namespace_node, + stack_ptr), walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Resolved object %p\n", *stack_ptr)); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Resolved object %p\n", *stack_ptr)); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_resolve_object_to_value @@ -143,25 +136,22 @@ acpi_ex_resolve_to_value ( ******************************************************************************/ static acpi_status -acpi_ex_resolve_object_to_value ( - union acpi_operand_object **stack_ptr, - struct acpi_walk_state *walk_state) +acpi_ex_resolve_object_to_value(union acpi_operand_object **stack_ptr, + struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - union acpi_operand_object *stack_desc; - void *temp_node; - union acpi_operand_object *obj_desc; - u16 opcode; - - - ACPI_FUNCTION_TRACE ("ex_resolve_object_to_value"); + acpi_status status = AE_OK; + union acpi_operand_object *stack_desc; + void *temp_node; + union acpi_operand_object *obj_desc; + u16 opcode; + ACPI_FUNCTION_TRACE("ex_resolve_object_to_value"); stack_desc = *stack_ptr; /* This is an union acpi_operand_object */ - switch (ACPI_GET_OBJECT_TYPE (stack_desc)) { + switch (ACPI_GET_OBJECT_TYPE(stack_desc)) { case ACPI_TYPE_LOCAL_REFERENCE: opcode = stack_desc->reference.opcode; @@ -177,14 +167,13 @@ acpi_ex_resolve_object_to_value ( /* Delete the Reference Object */ - acpi_ut_remove_reference (stack_desc); + acpi_ut_remove_reference(stack_desc); /* Return the namespace node */ (*stack_ptr) = temp_node; break; - case AML_LOCAL_OP: case AML_ARG_OP: @@ -192,24 +181,28 @@ acpi_ex_resolve_object_to_value ( * Get the local from the method's state info * Note: this increments the local's object reference count */ - status = acpi_ds_method_data_get_value (opcode, - stack_desc->reference.offset, walk_state, &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_method_data_get_value(opcode, + stack_desc-> + reference.offset, + walk_state, + &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "[Arg/Local %X] value_obj is %p\n", - stack_desc->reference.offset, obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[Arg/Local %X] value_obj is %p\n", + stack_desc->reference.offset, + obj_desc)); /* * Now we can delete the original Reference Object and * replace it with the resolved value */ - acpi_ut_remove_reference (stack_desc); + acpi_ut_remove_reference(stack_desc); *stack_ptr = obj_desc; break; - case AML_INDEX_OP: switch (stack_desc->reference.target_type) { @@ -218,7 +211,6 @@ acpi_ex_resolve_object_to_value ( /* Just return - leave the Reference on the stack */ break; - case ACPI_TYPE_PACKAGE: obj_desc = *stack_desc->reference.where; @@ -228,36 +220,31 @@ acpi_ex_resolve_object_to_value ( * (i.e., dereference the package index) * Delete the ref object, increment the returned object */ - acpi_ut_remove_reference (stack_desc); - acpi_ut_add_reference (obj_desc); + acpi_ut_remove_reference(stack_desc); + acpi_ut_add_reference(obj_desc); *stack_ptr = obj_desc; - } - else { + } else { /* * A NULL object descriptor means an unitialized element of * the package, can't dereference it */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Attempt to deref an Index to NULL pkg element Idx=%p\n", - stack_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Attempt to deref an Index to NULL pkg element Idx=%p\n", + stack_desc)); status = AE_AML_UNINITIALIZED_ELEMENT; } break; - default: /* Invalid reference object */ - ACPI_REPORT_ERROR (( - "During resolve, Unknown target_type %X in Index/Reference obj %p\n", - stack_desc->reference.target_type, stack_desc)); + ACPI_REPORT_ERROR(("During resolve, Unknown target_type %X in Index/Reference obj %p\n", stack_desc->reference.target_type, stack_desc)); status = AE_AML_INTERNAL; break; } break; - case AML_REF_OF_OP: case AML_DEBUG_OP: case AML_LOAD_OP: @@ -266,60 +253,58 @@ acpi_ex_resolve_object_to_value ( break; - case AML_INT_NAMEPATH_OP: /* Reference to a named object */ + case AML_INT_NAMEPATH_OP: /* Reference to a named object */ /* Get the object pointed to by the namespace node */ *stack_ptr = (stack_desc->reference.node)->object; - acpi_ut_add_reference (*stack_ptr); - acpi_ut_remove_reference (stack_desc); + acpi_ut_add_reference(*stack_ptr); + acpi_ut_remove_reference(stack_desc); break; default: - ACPI_REPORT_ERROR (( - "During resolve, Unknown Reference opcode %X (%s) in %p\n", - opcode, acpi_ps_get_opcode_name (opcode), stack_desc)); + ACPI_REPORT_ERROR(("During resolve, Unknown Reference opcode %X (%s) in %p\n", opcode, acpi_ps_get_opcode_name(opcode), stack_desc)); status = AE_AML_INTERNAL; break; } break; - case ACPI_TYPE_BUFFER: - status = acpi_ds_get_buffer_arguments (stack_desc); + status = acpi_ds_get_buffer_arguments(stack_desc); break; - case ACPI_TYPE_PACKAGE: - status = acpi_ds_get_package_arguments (stack_desc); + status = acpi_ds_get_package_arguments(stack_desc); break; - - /* These cases may never happen here, but just in case.. */ + /* These cases may never happen here, but just in case.. */ case ACPI_TYPE_BUFFER_FIELD: case ACPI_TYPE_LOCAL_REGION_FIELD: case ACPI_TYPE_LOCAL_BANK_FIELD: case ACPI_TYPE_LOCAL_INDEX_FIELD: - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "field_read source_desc=%p Type=%X\n", - stack_desc, ACPI_GET_OBJECT_TYPE (stack_desc))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "field_read source_desc=%p Type=%X\n", + stack_desc, + ACPI_GET_OBJECT_TYPE(stack_desc))); - status = acpi_ex_read_data_from_field (walk_state, stack_desc, &obj_desc); - *stack_ptr = (void *) obj_desc; + status = + acpi_ex_read_data_from_field(walk_state, stack_desc, + &obj_desc); + *stack_ptr = (void *)obj_desc; break; default: break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_resolve_multiple @@ -337,42 +322,44 @@ acpi_ex_resolve_object_to_value ( ******************************************************************************/ acpi_status -acpi_ex_resolve_multiple ( - struct acpi_walk_state *walk_state, - union acpi_operand_object *operand, - acpi_object_type *return_type, - union acpi_operand_object **return_desc) +acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state, + union acpi_operand_object *operand, + acpi_object_type * return_type, + union acpi_operand_object **return_desc) { - union acpi_operand_object *obj_desc = (void *) operand; - struct acpi_namespace_node *node; - acpi_object_type type; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_ex_resolve_multiple"); + union acpi_operand_object *obj_desc = (void *)operand; + struct acpi_namespace_node *node; + acpi_object_type type; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_ex_resolve_multiple"); /* Operand can be either a namespace node or an operand descriptor */ - switch (ACPI_GET_DESCRIPTOR_TYPE (obj_desc)) { + switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) { case ACPI_DESC_TYPE_OPERAND: type = obj_desc->common.type; break; case ACPI_DESC_TYPE_NAMED: - type = ((struct acpi_namespace_node *) obj_desc)->type; - obj_desc = acpi_ns_get_attached_object ((struct acpi_namespace_node *) obj_desc); + type = ((struct acpi_namespace_node *)obj_desc)->type; + obj_desc = + acpi_ns_get_attached_object((struct acpi_namespace_node *) + obj_desc); /* If we had an Alias node, use the attached object for type info */ if (type == ACPI_TYPE_LOCAL_ALIAS) { - type = ((struct acpi_namespace_node *) obj_desc)->type; - obj_desc = acpi_ns_get_attached_object ((struct acpi_namespace_node *) obj_desc); + type = ((struct acpi_namespace_node *)obj_desc)->type; + obj_desc = + acpi_ns_get_attached_object((struct + acpi_namespace_node *) + obj_desc); } break; default: - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* If type is anything other than a reference, we are done */ @@ -387,7 +374,7 @@ acpi_ex_resolve_multiple ( * of the object_type and size_of operators). This means traversing * the list of possibly many nested references. */ - while (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_LOCAL_REFERENCE) { + while (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_REFERENCE) { switch (obj_desc->reference.opcode) { case AML_REF_OF_OP: @@ -397,31 +384,29 @@ acpi_ex_resolve_multiple ( /* All "References" point to a NS node */ - if (ACPI_GET_DESCRIPTOR_TYPE (node) != ACPI_DESC_TYPE_NAMED) { - ACPI_REPORT_ERROR (( - "acpi_ex_resolve_multiple: Not a NS node %p [%s]\n", - node, acpi_ut_get_descriptor_name (node))); - return_ACPI_STATUS (AE_AML_INTERNAL); + if (ACPI_GET_DESCRIPTOR_TYPE(node) != + ACPI_DESC_TYPE_NAMED) { + ACPI_REPORT_ERROR(("acpi_ex_resolve_multiple: Not a NS node %p [%s]\n", node, acpi_ut_get_descriptor_name(node))); + return_ACPI_STATUS(AE_AML_INTERNAL); } /* Get the attached object */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { /* No object, use the NS node type */ - type = acpi_ns_get_type (node); + type = acpi_ns_get_type(node); goto exit; } /* Check for circular references */ if (obj_desc == operand) { - return_ACPI_STATUS (AE_AML_CIRCULAR_REFERENCE); + return_ACPI_STATUS(AE_AML_CIRCULAR_REFERENCE); } break; - case AML_INDEX_OP: /* Get the type of this reference (index into another object) */ @@ -442,12 +427,11 @@ acpi_ex_resolve_multiple ( if (!obj_desc) { /* NULL package elements are allowed */ - type = 0; /* Uninitialized */ + type = 0; /* Uninitialized */ goto exit; } break; - case AML_INT_NAMEPATH_OP: /* Dereference the reference pointer */ @@ -456,50 +440,61 @@ acpi_ex_resolve_multiple ( /* All "References" point to a NS node */ - if (ACPI_GET_DESCRIPTOR_TYPE (node) != ACPI_DESC_TYPE_NAMED) { - ACPI_REPORT_ERROR (( - "acpi_ex_resolve_multiple: Not a NS node %p [%s]\n", - node, acpi_ut_get_descriptor_name (node))); - return_ACPI_STATUS (AE_AML_INTERNAL); + if (ACPI_GET_DESCRIPTOR_TYPE(node) != + ACPI_DESC_TYPE_NAMED) { + ACPI_REPORT_ERROR(("acpi_ex_resolve_multiple: Not a NS node %p [%s]\n", node, acpi_ut_get_descriptor_name(node))); + return_ACPI_STATUS(AE_AML_INTERNAL); } /* Get the attached object */ - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { /* No object, use the NS node type */ - type = acpi_ns_get_type (node); + type = acpi_ns_get_type(node); goto exit; } /* Check for circular references */ if (obj_desc == operand) { - return_ACPI_STATUS (AE_AML_CIRCULAR_REFERENCE); + return_ACPI_STATUS(AE_AML_CIRCULAR_REFERENCE); } break; - case AML_LOCAL_OP: case AML_ARG_OP: if (return_desc) { - status = acpi_ds_method_data_get_value (obj_desc->reference.opcode, - obj_desc->reference.offset, walk_state, &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ds_method_data_get_value(obj_desc-> + reference. + opcode, + obj_desc-> + reference. + offset, + walk_state, + &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - acpi_ut_remove_reference (obj_desc); - } - else { - status = acpi_ds_method_data_get_node (obj_desc->reference.opcode, - obj_desc->reference.offset, walk_state, &node); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + } else { + status = + acpi_ds_method_data_get_node(obj_desc-> + reference. + opcode, + obj_desc-> + reference. + offset, + walk_state, + &node); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - obj_desc = acpi_ns_get_attached_object (node); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { type = ACPI_TYPE_ANY; goto exit; @@ -507,7 +502,6 @@ acpi_ex_resolve_multiple ( } break; - case AML_DEBUG_OP: /* The Debug Object is of type "debug_object" */ @@ -515,13 +509,10 @@ acpi_ex_resolve_multiple ( type = ACPI_TYPE_DEBUG_OBJECT; goto exit; - default: - ACPI_REPORT_ERROR (( - "acpi_ex_resolve_multiple: Unknown Reference subtype %X\n", - obj_desc->reference.opcode)); - return_ACPI_STATUS (AE_AML_INTERNAL); + ACPI_REPORT_ERROR(("acpi_ex_resolve_multiple: Unknown Reference subtype %X\n", obj_desc->reference.opcode)); + return_ACPI_STATUS(AE_AML_INTERNAL); } } @@ -529,10 +520,9 @@ acpi_ex_resolve_multiple ( * Now we are guaranteed to have an object that has not been created * via the ref_of or Index operators. */ - type = ACPI_GET_OBJECT_TYPE (obj_desc); + type = ACPI_GET_OBJECT_TYPE(obj_desc); - -exit: + exit: /* Convert internal types to external types */ switch (type) { @@ -559,7 +549,5 @@ exit: if (return_desc) { *return_desc = obj_desc; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - - diff --git a/drivers/acpi/executer/exresop.c b/drivers/acpi/executer/exresop.c index d8b470eefe7a..ff064e79ab90 100644 --- a/drivers/acpi/executer/exresop.c +++ b/drivers/acpi/executer/exresop.c @@ -42,24 +42,18 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/amlcode.h> #include <acpi/acparser.h> #include <acpi/acinterp.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exresop") +ACPI_MODULE_NAME("exresop") /* Local prototypes */ - static acpi_status -acpi_ex_check_object_type ( - acpi_object_type type_needed, - acpi_object_type this_type, - void *object); - +acpi_ex_check_object_type(acpi_object_type type_needed, + acpi_object_type this_type, void *object); /******************************************************************************* * @@ -76,13 +70,10 @@ acpi_ex_check_object_type ( ******************************************************************************/ static acpi_status -acpi_ex_check_object_type ( - acpi_object_type type_needed, - acpi_object_type this_type, - void *object) +acpi_ex_check_object_type(acpi_object_type type_needed, + acpi_object_type this_type, void *object) { - ACPI_FUNCTION_NAME ("ex_check_object_type"); - + ACPI_FUNCTION_NAME("ex_check_object_type"); if (type_needed == ACPI_TYPE_ANY) { /* All types OK, so we don't perform any typechecks */ @@ -97,16 +88,17 @@ acpi_ex_check_object_type ( * specification, a store to a constant is a noop.) */ if ((this_type == ACPI_TYPE_INTEGER) && - (((union acpi_operand_object *) object)->common.flags & AOPOBJ_AML_CONSTANT)) { + (((union acpi_operand_object *)object)->common. + flags & AOPOBJ_AML_CONSTANT)) { return (AE_OK); } } if (type_needed != this_type) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed [%s], found [%s] %p\n", - acpi_ut_get_type_name (type_needed), - acpi_ut_get_type_name (this_type), object)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed [%s], found [%s] %p\n", + acpi_ut_get_type_name(type_needed), + acpi_ut_get_type_name(this_type), object)); return (AE_AML_OPERAND_TYPE); } @@ -114,7 +106,6 @@ acpi_ex_check_object_type ( return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_resolve_operands @@ -137,41 +128,37 @@ acpi_ex_check_object_type ( ******************************************************************************/ acpi_status -acpi_ex_resolve_operands ( - u16 opcode, - union acpi_operand_object **stack_ptr, - struct acpi_walk_state *walk_state) +acpi_ex_resolve_operands(u16 opcode, + union acpi_operand_object ** stack_ptr, + struct acpi_walk_state * walk_state) { - union acpi_operand_object *obj_desc; - acpi_status status = AE_OK; - u8 object_type; - void *temp_node; - u32 arg_types; - const struct acpi_opcode_info *op_info; - u32 this_arg_type; - acpi_object_type type_needed; - u16 target_op = 0; - - - ACPI_FUNCTION_TRACE_U32 ("ex_resolve_operands", opcode); - - - op_info = acpi_ps_get_opcode_info (opcode); + union acpi_operand_object *obj_desc; + acpi_status status = AE_OK; + u8 object_type; + void *temp_node; + u32 arg_types; + const struct acpi_opcode_info *op_info; + u32 this_arg_type; + acpi_object_type type_needed; + u16 target_op = 0; + + ACPI_FUNCTION_TRACE_U32("ex_resolve_operands", opcode); + + op_info = acpi_ps_get_opcode_info(opcode); if (op_info->class == AML_CLASS_UNKNOWN) { - return_ACPI_STATUS (AE_AML_BAD_OPCODE); + return_ACPI_STATUS(AE_AML_BAD_OPCODE); } arg_types = op_info->runtime_args; if (arg_types == ARGI_INVALID_OPCODE) { - ACPI_REPORT_ERROR (("resolve_operands: %X is not a valid AML opcode\n", - opcode)); + ACPI_REPORT_ERROR(("resolve_operands: %X is not a valid AML opcode\n", opcode)); - return_ACPI_STATUS (AE_AML_INTERNAL); + return_ACPI_STATUS(AE_AML_INTERNAL); } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Opcode %X [%s] required_operand_types=%8.8X \n", - opcode, op_info->name, arg_types)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Opcode %X [%s] required_operand_types=%8.8X \n", + opcode, op_info->name, arg_types)); /* * Normal exit is with (arg_types == 0) at end of argument list. @@ -180,12 +167,11 @@ acpi_ex_resolve_operands ( * to) the required type; if stack underflows; or upon * finding a NULL stack entry (which should not happen). */ - while (GET_CURRENT_ARG_TYPE (arg_types)) { + while (GET_CURRENT_ARG_TYPE(arg_types)) { if (!stack_ptr || !*stack_ptr) { - ACPI_REPORT_ERROR (("resolve_operands: Null stack entry at %p\n", - stack_ptr)); + ACPI_REPORT_ERROR(("resolve_operands: Null stack entry at %p\n", stack_ptr)); - return_ACPI_STATUS (AE_AML_INTERNAL); + return_ACPI_STATUS(AE_AML_INTERNAL); } /* Extract useful items */ @@ -194,37 +180,37 @@ acpi_ex_resolve_operands ( /* Decode the descriptor type */ - switch (ACPI_GET_DESCRIPTOR_TYPE (obj_desc)) { + switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) { case ACPI_DESC_TYPE_NAMED: /* Namespace Node */ - object_type = ((struct acpi_namespace_node *) obj_desc)->type; + object_type = + ((struct acpi_namespace_node *)obj_desc)->type; break; - case ACPI_DESC_TYPE_OPERAND: /* ACPI internal object */ - object_type = ACPI_GET_OBJECT_TYPE (obj_desc); + object_type = ACPI_GET_OBJECT_TYPE(obj_desc); /* Check for bad acpi_object_type */ - if (!acpi_ut_valid_object_type (object_type)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Bad operand object type [%X]\n", - object_type)); + if (!acpi_ut_valid_object_type(object_type)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Bad operand object type [%X]\n", + object_type)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } if (object_type == (u8) ACPI_TYPE_LOCAL_REFERENCE) { /* Decode the Reference */ - op_info = acpi_ps_get_opcode_info (opcode); + op_info = acpi_ps_get_opcode_info(opcode); if (op_info->class == AML_CLASS_UNKNOWN) { - return_ACPI_STATUS (AE_AML_BAD_OPCODE); + return_ACPI_STATUS(AE_AML_BAD_OPCODE); } switch (obj_desc->reference.opcode) { @@ -238,51 +224,62 @@ acpi_ex_resolve_operands ( case AML_REF_OF_OP: case AML_ARG_OP: case AML_LOCAL_OP: - case AML_LOAD_OP: /* ddb_handle from LOAD_OP or LOAD_TABLE_OP */ - case AML_INT_NAMEPATH_OP: /* Reference to a named object */ - - ACPI_DEBUG_ONLY_MEMBERS (ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Operand is a Reference, ref_opcode [%s]\n", - (acpi_ps_get_opcode_info (obj_desc->reference.opcode))->name))); + case AML_LOAD_OP: /* ddb_handle from LOAD_OP or LOAD_TABLE_OP */ + case AML_INT_NAMEPATH_OP: /* Reference to a named object */ + + ACPI_DEBUG_ONLY_MEMBERS(ACPI_DEBUG_PRINT + ((ACPI_DB_EXEC, + "Operand is a Reference, ref_opcode [%s]\n", + (acpi_ps_get_opcode_info + (obj_desc-> + reference. + opcode))-> + name))); break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Operand is a Reference, Unknown Reference Opcode %X [%s]\n", - obj_desc->reference.opcode, - (acpi_ps_get_opcode_info (obj_desc->reference.opcode))->name)); - - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Operand is a Reference, Unknown Reference Opcode %X [%s]\n", + obj_desc->reference. + opcode, + (acpi_ps_get_opcode_info + (obj_desc->reference. + opcode))->name)); + + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } } break; - default: /* Invalid descriptor */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Invalid descriptor %p [%s]\n", - obj_desc, acpi_ut_get_descriptor_name (obj_desc))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid descriptor %p [%s]\n", + obj_desc, + acpi_ut_get_descriptor_name + (obj_desc))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* Get one argument type, point to the next */ - this_arg_type = GET_CURRENT_ARG_TYPE (arg_types); - INCREMENT_ARG_LIST (arg_types); + this_arg_type = GET_CURRENT_ARG_TYPE(arg_types); + INCREMENT_ARG_LIST(arg_types); /* * Handle cases where the object does not need to be * resolved to a value */ switch (this_arg_type) { - case ARGI_REF_OR_STRING: /* Can be a String or Reference */ + case ARGI_REF_OR_STRING: /* Can be a String or Reference */ - if ((ACPI_GET_DESCRIPTOR_TYPE (obj_desc) == ACPI_DESC_TYPE_OPERAND) && - (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_STRING)) { + if ((ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == + ACPI_DESC_TYPE_OPERAND) + && (ACPI_GET_OBJECT_TYPE(obj_desc) == + ACPI_TYPE_STRING)) { /* * String found - the string references a named object and * must be resolved to a node @@ -296,39 +293,40 @@ acpi_ex_resolve_operands ( */ /*lint -fallthrough */ - case ARGI_REFERENCE: /* References: */ + case ARGI_REFERENCE: /* References: */ case ARGI_INTEGER_REF: case ARGI_OBJECT_REF: case ARGI_DEVICE_REF: - case ARGI_TARGETREF: /* Allows implicit conversion rules before store */ - case ARGI_FIXED_TARGET: /* No implicit conversion before store to target */ - case ARGI_SIMPLE_TARGET: /* Name, Local, or Arg - no implicit conversion */ + case ARGI_TARGETREF: /* Allows implicit conversion rules before store */ + case ARGI_FIXED_TARGET: /* No implicit conversion before store to target */ + case ARGI_SIMPLE_TARGET: /* Name, Local, or Arg - no implicit conversion */ /* * Need an operand of type ACPI_TYPE_LOCAL_REFERENCE * A Namespace Node is OK as-is */ - if (ACPI_GET_DESCRIPTOR_TYPE (obj_desc) == ACPI_DESC_TYPE_NAMED) { + if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == + ACPI_DESC_TYPE_NAMED) { goto next_operand; } - status = acpi_ex_check_object_type (ACPI_TYPE_LOCAL_REFERENCE, - object_type, obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ex_check_object_type(ACPI_TYPE_LOCAL_REFERENCE, + object_type, obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (obj_desc->reference.opcode == AML_NAME_OP) { /* Convert a named reference to the actual named object */ temp_node = obj_desc->reference.object; - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); (*stack_ptr) = temp_node; } goto next_operand; - - case ARGI_DATAREFOBJ: /* Store operator only */ + case ARGI_DATAREFOBJ: /* Store operator only */ /* * We don't want to resolve index_op reference objects during @@ -337,8 +335,10 @@ acpi_ex_resolve_operands ( * -- All others must be resolved below. */ if ((opcode == AML_STORE_OP) && - (ACPI_GET_OBJECT_TYPE (*stack_ptr) == ACPI_TYPE_LOCAL_REFERENCE) && - ((*stack_ptr)->reference.opcode == AML_INDEX_OP)) { + (ACPI_GET_OBJECT_TYPE(*stack_ptr) == + ACPI_TYPE_LOCAL_REFERENCE) + && ((*stack_ptr)->reference.opcode == + AML_INDEX_OP)) { goto next_operand; } break; @@ -351,9 +351,9 @@ acpi_ex_resolve_operands ( /* * Resolve this object to a value */ - status = acpi_ex_resolve_to_value (stack_ptr, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_resolve_to_value(stack_ptr, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get the resolved object */ @@ -364,10 +364,10 @@ acpi_ex_resolve_operands ( * Check the resulting object (value) type */ switch (this_arg_type) { - /* - * For the simple cases, only one type of resolved object - * is allowed - */ + /* + * For the simple cases, only one type of resolved object + * is allowed + */ case ARGI_MUTEX: /* Need an operand of type ACPI_TYPE_MUTEX */ @@ -382,7 +382,7 @@ acpi_ex_resolve_operands ( type_needed = ACPI_TYPE_EVENT; break; - case ARGI_PACKAGE: /* Package */ + case ARGI_PACKAGE: /* Package */ /* Need an operand of type ACPI_TYPE_PACKAGE */ @@ -403,10 +403,9 @@ acpi_ex_resolve_operands ( type_needed = ACPI_TYPE_LOCAL_REFERENCE; break; - - /* - * The more complex cases allow multiple resolved object types - */ + /* + * The more complex cases allow multiple resolved object types + */ case ARGI_INTEGER: /* @@ -414,20 +413,26 @@ acpi_ex_resolve_operands ( * But we can implicitly convert from a STRING or BUFFER * Aka - "Implicit Source Operand Conversion" */ - status = acpi_ex_convert_to_integer (obj_desc, stack_ptr, 16); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_convert_to_integer(obj_desc, stack_ptr, 16); + if (ACPI_FAILURE(status)) { if (status == AE_TYPE) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed [Integer/String/Buffer], found [%s] %p\n", - acpi_ut_get_object_type_name (obj_desc), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed [Integer/String/Buffer], found [%s] %p\n", + acpi_ut_get_object_type_name + (obj_desc), + obj_desc)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - goto next_operand; + if (obj_desc != *stack_ptr) { + acpi_ut_remove_reference(obj_desc); + } + goto next_operand; case ARGI_BUFFER: @@ -436,20 +441,25 @@ acpi_ex_resolve_operands ( * But we can implicitly convert from a STRING or INTEGER * Aka - "Implicit Source Operand Conversion" */ - status = acpi_ex_convert_to_buffer (obj_desc, stack_ptr); - if (ACPI_FAILURE (status)) { + status = acpi_ex_convert_to_buffer(obj_desc, stack_ptr); + if (ACPI_FAILURE(status)) { if (status == AE_TYPE) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed [Integer/String/Buffer], found [%s] %p\n", - acpi_ut_get_object_type_name (obj_desc), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed [Integer/String/Buffer], found [%s] %p\n", + acpi_ut_get_object_type_name + (obj_desc), + obj_desc)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - goto next_operand; + if (obj_desc != *stack_ptr) { + acpi_ut_remove_reference(obj_desc); + } + goto next_operand; case ARGI_STRING: @@ -458,75 +468,86 @@ acpi_ex_resolve_operands ( * But we can implicitly convert from a BUFFER or INTEGER * Aka - "Implicit Source Operand Conversion" */ - status = acpi_ex_convert_to_string (obj_desc, stack_ptr, - ACPI_IMPLICIT_CONVERT_HEX); - if (ACPI_FAILURE (status)) { + status = acpi_ex_convert_to_string(obj_desc, stack_ptr, + ACPI_IMPLICIT_CONVERT_HEX); + if (ACPI_FAILURE(status)) { if (status == AE_TYPE) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed [Integer/String/Buffer], found [%s] %p\n", - acpi_ut_get_object_type_name (obj_desc), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed [Integer/String/Buffer], found [%s] %p\n", + acpi_ut_get_object_type_name + (obj_desc), + obj_desc)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - goto next_operand; + if (obj_desc != *stack_ptr) { + acpi_ut_remove_reference(obj_desc); + } + goto next_operand; case ARGI_COMPUTEDATA: /* Need an operand of type INTEGER, STRING or BUFFER */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_INTEGER: case ACPI_TYPE_STRING: case ACPI_TYPE_BUFFER: /* Valid operand */ - break; + break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed [Integer/String/Buffer], found [%s] %p\n", - acpi_ut_get_object_type_name (obj_desc), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed [Integer/String/Buffer], found [%s] %p\n", + acpi_ut_get_object_type_name + (obj_desc), obj_desc)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } goto next_operand; - case ARGI_BUFFER_OR_STRING: /* Need an operand of type STRING or BUFFER */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_STRING: case ACPI_TYPE_BUFFER: /* Valid operand */ - break; + break; case ACPI_TYPE_INTEGER: /* Highest priority conversion is to type Buffer */ - status = acpi_ex_convert_to_buffer (obj_desc, stack_ptr); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ex_convert_to_buffer(obj_desc, + stack_ptr); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + if (obj_desc != *stack_ptr) { + acpi_ut_remove_reference(obj_desc); } break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed [Integer/String/Buffer], found [%s] %p\n", - acpi_ut_get_object_type_name (obj_desc), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed [Integer/String/Buffer], found [%s] %p\n", + acpi_ut_get_object_type_name + (obj_desc), obj_desc)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } goto next_operand; - case ARGI_DATAOBJECT: /* * ARGI_DATAOBJECT is only used by the size_of operator. @@ -535,7 +556,7 @@ acpi_ex_resolve_operands ( * The only reference allowed here is a direct reference to * a namespace node. */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_PACKAGE: case ACPI_TYPE_STRING: case ACPI_TYPE_BUFFER: @@ -545,20 +566,20 @@ acpi_ex_resolve_operands ( break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed [Buffer/String/Package/Reference], found [%s] %p\n", - acpi_ut_get_object_type_name (obj_desc), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed [Buffer/String/Package/Reference], found [%s] %p\n", + acpi_ut_get_object_type_name + (obj_desc), obj_desc)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } goto next_operand; - case ARGI_COMPLEXOBJ: /* Need a buffer or package or (ACPI 2.0) String */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_PACKAGE: case ACPI_TYPE_STRING: case ACPI_TYPE_BUFFER: @@ -567,20 +588,20 @@ acpi_ex_resolve_operands ( break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed [Buffer/String/Package], found [%s] %p\n", - acpi_ut_get_object_type_name (obj_desc), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed [Buffer/String/Package], found [%s] %p\n", + acpi_ut_get_object_type_name + (obj_desc), obj_desc)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } goto next_operand; - case ARGI_REGION_OR_FIELD: /* Need an operand of type REGION or a FIELD in a region */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_REGION: case ACPI_TYPE_LOCAL_REGION_FIELD: case ACPI_TYPE_LOCAL_BANK_FIELD: @@ -590,20 +611,20 @@ acpi_ex_resolve_operands ( break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed [Region/region_field], found [%s] %p\n", - acpi_ut_get_object_type_name (obj_desc), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed [Region/region_field], found [%s] %p\n", + acpi_ut_get_object_type_name + (obj_desc), obj_desc)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } goto next_operand; - case ARGI_DATAREFOBJ: /* Used by the Store() operator only */ - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_INTEGER: case ACPI_TYPE_PACKAGE: case ACPI_TYPE_STRING: @@ -635,47 +656,46 @@ acpi_ex_resolve_operands ( break; } - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Needed Integer/Buffer/String/Package/Ref/Ddb], found [%s] %p\n", - acpi_ut_get_object_type_name (obj_desc), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Needed Integer/Buffer/String/Package/Ref/Ddb], found [%s] %p\n", + acpi_ut_get_object_type_name + (obj_desc), obj_desc)); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } goto next_operand; - default: /* Unknown type */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Internal - Unknown ARGI (required operand) type %X\n", - this_arg_type)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Internal - Unknown ARGI (required operand) type %X\n", + this_arg_type)); - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * Make sure that the original object was resolved to the * required object type (Simple cases only). */ - status = acpi_ex_check_object_type (type_needed, - ACPI_GET_OBJECT_TYPE (*stack_ptr), *stack_ptr); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_check_object_type(type_needed, + ACPI_GET_OBJECT_TYPE + (*stack_ptr), *stack_ptr); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } -next_operand: + next_operand: /* * If more operands needed, decrement stack_ptr to point * to next operand on stack */ - if (GET_CURRENT_ARG_TYPE (arg_types)) { + if (GET_CURRENT_ARG_TYPE(arg_types)) { stack_ptr--; } } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exstore.c b/drivers/acpi/executer/exstore.c index 2725db0901b8..a7d8eea305c2 100644 --- a/drivers/acpi/executer/exstore.c +++ b/drivers/acpi/executer/exstore.c @@ -42,7 +42,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acdispat.h> #include <acpi/acinterp.h> @@ -50,24 +49,18 @@ #include <acpi/acnamesp.h> #include <acpi/acparser.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exstore") +ACPI_MODULE_NAME("exstore") /* Local prototypes */ - static void -acpi_ex_do_debug_object ( - union acpi_operand_object *source_desc, - u32 level, - u32 index); +acpi_ex_do_debug_object(union acpi_operand_object *source_desc, + u32 level, u32 index); static acpi_status -acpi_ex_store_object_to_index ( - union acpi_operand_object *val_desc, - union acpi_operand_object *dest_desc, - struct acpi_walk_state *walk_state); - +acpi_ex_store_object_to_index(union acpi_operand_object *val_desc, + union acpi_operand_object *dest_desc, + struct acpi_walk_state *walk_state); /******************************************************************************* * @@ -84,136 +77,146 @@ acpi_ex_store_object_to_index ( ******************************************************************************/ static void -acpi_ex_do_debug_object ( - union acpi_operand_object *source_desc, - u32 level, - u32 index) +acpi_ex_do_debug_object(union acpi_operand_object *source_desc, + u32 level, u32 index) { - u32 i; - + u32 i; - ACPI_FUNCTION_TRACE_PTR ("ex_do_debug_object", source_desc); + ACPI_FUNCTION_TRACE_PTR("ex_do_debug_object", source_desc); - - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[ACPI Debug] %*s", - level, " ")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[ACPI Debug] %*s", + level, " ")); /* Display index for package output only */ if (index > 0) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, - "(%.2u) ", index -1)); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, + "(%.2u) ", index - 1)); } if (!source_desc) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "<Null Object>\n")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "<Null Object>\n")); return_VOID; } - if (ACPI_GET_DESCRIPTOR_TYPE (source_desc) == ACPI_DESC_TYPE_OPERAND) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "%s: ", - acpi_ut_get_object_type_name (source_desc))); + if (ACPI_GET_DESCRIPTOR_TYPE(source_desc) == ACPI_DESC_TYPE_OPERAND) { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "%s: ", + acpi_ut_get_object_type_name + (source_desc))); - if (!acpi_ut_valid_internal_object (source_desc)) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, - "%p, Invalid Internal Object!\n", source_desc)); - return_VOID; + if (!acpi_ut_valid_internal_object(source_desc)) { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, + "%p, Invalid Internal Object!\n", + source_desc)); + return_VOID; } - } - else if (ACPI_GET_DESCRIPTOR_TYPE (source_desc) == ACPI_DESC_TYPE_NAMED) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "%s: %p\n", - acpi_ut_get_type_name (((struct acpi_namespace_node *) source_desc)->type), - source_desc)); + } else if (ACPI_GET_DESCRIPTOR_TYPE(source_desc) == + ACPI_DESC_TYPE_NAMED) { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "%s: %p\n", + acpi_ut_get_type_name(((struct + acpi_namespace_node + *)source_desc)-> + type), + source_desc)); return_VOID; - } - else { + } else { return_VOID; } - switch (ACPI_GET_OBJECT_TYPE (source_desc)) { + switch (ACPI_GET_OBJECT_TYPE(source_desc)) { case ACPI_TYPE_INTEGER: /* Output correct integer width */ if (acpi_gbl_integer_byte_width == 4) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "0x%8.8X\n", - (u32) source_desc->integer.value)); - } - else { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "0x%8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (source_desc->integer.value))); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "0x%8.8X\n", + (u32) source_desc->integer. + value)); + } else { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, + "0x%8.8X%8.8X\n", + ACPI_FORMAT_UINT64(source_desc-> + integer. + value))); } break; case ACPI_TYPE_BUFFER: - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[0x%.2X]", - (u32) source_desc->buffer.length)); - ACPI_DUMP_BUFFER (source_desc->buffer.pointer, - (source_desc->buffer.length < 32) ? source_desc->buffer.length : 32); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[0x%.2X]\n", + (u32) source_desc->buffer.length)); + ACPI_DUMP_BUFFER(source_desc->buffer.pointer, + (source_desc->buffer.length < + 32) ? source_desc->buffer.length : 32); break; case ACPI_TYPE_STRING: - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[0x%.2X] \"%s\"\n", - source_desc->string.length, source_desc->string.pointer)); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[0x%.2X] \"%s\"\n", + source_desc->string.length, + source_desc->string.pointer)); break; case ACPI_TYPE_PACKAGE: - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[0x%.2X Elements]\n", - source_desc->package.count)); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, + "[0x%.2X Elements]\n", + source_desc->package.count)); /* Output the entire contents of the package */ for (i = 0; i < source_desc->package.count; i++) { - acpi_ex_do_debug_object (source_desc->package.elements[i], - level+4, i+1); + acpi_ex_do_debug_object(source_desc->package. + elements[i], level + 4, i + 1); } break; case ACPI_TYPE_LOCAL_REFERENCE: if (source_desc->reference.opcode == AML_INDEX_OP) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[%s, 0x%X]\n", - acpi_ps_get_opcode_name (source_desc->reference.opcode), - source_desc->reference.offset)); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, + "[%s, 0x%X]\n", + acpi_ps_get_opcode_name + (source_desc->reference.opcode), + source_desc->reference.offset)); + } else { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "[%s]\n", + acpi_ps_get_opcode_name + (source_desc->reference.opcode))); } - else { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "[%s]\n", - acpi_ps_get_opcode_name (source_desc->reference.opcode))); - } - if (source_desc->reference.object) { - if (ACPI_GET_DESCRIPTOR_TYPE (source_desc->reference.object) == - ACPI_DESC_TYPE_NAMED) { - acpi_ex_do_debug_object (((struct acpi_namespace_node *) - source_desc->reference.object)->object, - level+4, 0); + if (ACPI_GET_DESCRIPTOR_TYPE + (source_desc->reference.object) == + ACPI_DESC_TYPE_NAMED) { + acpi_ex_do_debug_object(((struct + acpi_namespace_node *) + source_desc->reference. + object)->object, + level + 4, 0); + } else { + acpi_ex_do_debug_object(source_desc->reference. + object, level + 4, 0); } - else { - acpi_ex_do_debug_object (source_desc->reference.object, level+4, 0); - } - } - else if (source_desc->reference.node) { - acpi_ex_do_debug_object ((source_desc->reference.node)->object, - level+4, 0); + } else if (source_desc->reference.node) { + acpi_ex_do_debug_object((source_desc->reference.node)-> + object, level + 4, 0); } break; default: - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_DEBUG_OBJECT, "%p %s\n", - source_desc, acpi_ut_get_object_type_name (source_desc))); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_DEBUG_OBJECT, "%p %s\n", + source_desc, + acpi_ut_get_object_type_name + (source_desc))); break; } - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EXEC, "\n")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_EXEC, "\n")); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ex_store @@ -235,42 +238,41 @@ acpi_ex_do_debug_object ( ******************************************************************************/ acpi_status -acpi_ex_store ( - union acpi_operand_object *source_desc, - union acpi_operand_object *dest_desc, - struct acpi_walk_state *walk_state) +acpi_ex_store(union acpi_operand_object *source_desc, + union acpi_operand_object *dest_desc, + struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - union acpi_operand_object *ref_desc = dest_desc; - - - ACPI_FUNCTION_TRACE_PTR ("ex_store", dest_desc); + acpi_status status = AE_OK; + union acpi_operand_object *ref_desc = dest_desc; + ACPI_FUNCTION_TRACE_PTR("ex_store", dest_desc); /* Validate parameters */ if (!source_desc || !dest_desc) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null parameter\n")); - return_ACPI_STATUS (AE_AML_NO_OPERAND); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Null parameter\n")); + return_ACPI_STATUS(AE_AML_NO_OPERAND); } /* dest_desc can be either a namespace node or an ACPI object */ - if (ACPI_GET_DESCRIPTOR_TYPE (dest_desc) == ACPI_DESC_TYPE_NAMED) { + if (ACPI_GET_DESCRIPTOR_TYPE(dest_desc) == ACPI_DESC_TYPE_NAMED) { /* * Dest is a namespace node, * Storing an object into a Named node. */ - status = acpi_ex_store_object_to_node (source_desc, - (struct acpi_namespace_node *) dest_desc, walk_state, - ACPI_IMPLICIT_CONVERSION); + status = acpi_ex_store_object_to_node(source_desc, + (struct + acpi_namespace_node *) + dest_desc, walk_state, + ACPI_IMPLICIT_CONVERSION); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Destination object must be a Reference or a Constant object */ - switch (ACPI_GET_OBJECT_TYPE (dest_desc)) { + switch (ACPI_GET_OBJECT_TYPE(dest_desc)) { case ACPI_TYPE_LOCAL_REFERENCE: break; @@ -279,7 +281,7 @@ acpi_ex_store ( /* Allow stores to Constants -- a Noop as per ACPI spec */ if (dest_desc->common.flags & AOPOBJ_AML_CONSTANT) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /*lint -fallthrough */ @@ -288,16 +290,18 @@ acpi_ex_store ( /* Destination is not a Reference object */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Target is not a Reference or Constant object - %s [%p]\n", - acpi_ut_get_object_type_name (dest_desc), dest_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Target is not a Reference or Constant object - %s [%p]\n", + acpi_ut_get_object_type_name(dest_desc), + dest_desc)); - ACPI_DUMP_STACK_ENTRY (source_desc); - ACPI_DUMP_STACK_ENTRY (dest_desc); - ACPI_DUMP_OPERANDS (&dest_desc, ACPI_IMODE_EXECUTE, "ex_store", - 2, "Target is not a Reference or Constant object"); + ACPI_DUMP_STACK_ENTRY(source_desc); + ACPI_DUMP_STACK_ENTRY(dest_desc); + ACPI_DUMP_OPERANDS(&dest_desc, ACPI_IMODE_EXECUTE, "ex_store", + 2, + "Target is not a Reference or Constant object"); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* @@ -314,58 +318,59 @@ acpi_ex_store ( /* Storing an object into a Name "container" */ - status = acpi_ex_store_object_to_node (source_desc, - ref_desc->reference.object, - walk_state, ACPI_IMPLICIT_CONVERSION); + status = acpi_ex_store_object_to_node(source_desc, + ref_desc->reference. + object, walk_state, + ACPI_IMPLICIT_CONVERSION); break; - case AML_INDEX_OP: /* Storing to an Index (pointer into a packager or buffer) */ - status = acpi_ex_store_object_to_index (source_desc, ref_desc, walk_state); + status = + acpi_ex_store_object_to_index(source_desc, ref_desc, + walk_state); break; - case AML_LOCAL_OP: case AML_ARG_OP: /* Store to a method local/arg */ - status = acpi_ds_store_object_to_local (ref_desc->reference.opcode, - ref_desc->reference.offset, source_desc, walk_state); + status = + acpi_ds_store_object_to_local(ref_desc->reference.opcode, + ref_desc->reference.offset, + source_desc, walk_state); break; - case AML_DEBUG_OP: /* * Storing to the Debug object causes the value stored to be * displayed and otherwise has no effect -- see ACPI Specification */ - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "**** Write to Debug Object: Object %p %s ****:\n\n", - source_desc, acpi_ut_get_object_type_name (source_desc))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "**** Write to Debug Object: Object %p %s ****:\n\n", + source_desc, + acpi_ut_get_object_type_name(source_desc))); - acpi_ex_do_debug_object (source_desc, 0, 0); + acpi_ex_do_debug_object(source_desc, 0, 0); break; - default: - ACPI_REPORT_ERROR (("ex_store: Unknown Reference opcode %X\n", - ref_desc->reference.opcode)); - ACPI_DUMP_ENTRY (ref_desc, ACPI_LV_ERROR); + ACPI_REPORT_ERROR(("ex_store: Unknown Reference opcode %X\n", + ref_desc->reference.opcode)); + ACPI_DUMP_ENTRY(ref_desc, ACPI_LV_ERROR); status = AE_AML_INTERNAL; break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_store_object_to_index @@ -381,20 +386,17 @@ acpi_ex_store ( ******************************************************************************/ static acpi_status -acpi_ex_store_object_to_index ( - union acpi_operand_object *source_desc, - union acpi_operand_object *index_desc, - struct acpi_walk_state *walk_state) +acpi_ex_store_object_to_index(union acpi_operand_object *source_desc, + union acpi_operand_object *index_desc, + struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - union acpi_operand_object *obj_desc; - union acpi_operand_object *new_desc; - u8 value = 0; - u32 i; - - - ACPI_FUNCTION_TRACE ("ex_store_object_to_index"); + acpi_status status = AE_OK; + union acpi_operand_object *obj_desc; + union acpi_operand_object *new_desc; + u8 value = 0; + u32 i; + ACPI_FUNCTION_TRACE("ex_store_object_to_index"); /* * Destination must be a reference pointer, and @@ -413,19 +415,20 @@ acpi_ex_store_object_to_index ( */ obj_desc = *(index_desc->reference.where); - status = acpi_ut_copy_iobject_to_iobject (source_desc, &new_desc, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ut_copy_iobject_to_iobject(source_desc, &new_desc, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (obj_desc) { /* Decrement reference count by the ref count of the parent package */ - for (i = 0; - i < ((union acpi_operand_object *) - index_desc->reference.object)->common.reference_count; - i++) { - acpi_ut_remove_reference (obj_desc); + for (i = 0; i < ((union acpi_operand_object *) + index_desc->reference.object)->common. + reference_count; i++) { + acpi_ut_remove_reference(obj_desc); } } @@ -433,16 +436,14 @@ acpi_ex_store_object_to_index ( /* Increment ref count by the ref count of the parent package-1 */ - for (i = 1; - i < ((union acpi_operand_object *) - index_desc->reference.object)->common.reference_count; - i++) { - acpi_ut_add_reference (new_desc); + for (i = 1; i < ((union acpi_operand_object *) + index_desc->reference.object)->common. + reference_count; i++) { + acpi_ut_add_reference(new_desc); } break; - case ACPI_TYPE_BUFFER_FIELD: /* @@ -460,16 +461,16 @@ acpi_ex_store_object_to_index ( * by the INDEX_OP code. */ obj_desc = index_desc->reference.object; - if ((ACPI_GET_OBJECT_TYPE (obj_desc) != ACPI_TYPE_BUFFER) && - (ACPI_GET_OBJECT_TYPE (obj_desc) != ACPI_TYPE_STRING)) { - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + if ((ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_BUFFER) && + (ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_STRING)) { + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* * The assignment of the individual elements will be slightly * different for each source type. */ - switch (ACPI_GET_OBJECT_TYPE (source_desc)) { + switch (ACPI_GET_OBJECT_TYPE(source_desc)) { case ACPI_TYPE_INTEGER: /* Use the least-significant byte of the integer */ @@ -489,10 +490,11 @@ acpi_ex_store_object_to_index ( /* All other types are invalid */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Source must be Integer/Buffer/String type, not %s\n", - acpi_ut_get_object_type_name (source_desc))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Source must be Integer/Buffer/String type, not %s\n", + acpi_ut_get_object_type_name + (source_desc))); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* Store the source value into the target buffer byte */ @@ -500,18 +502,16 @@ acpi_ex_store_object_to_index ( obj_desc->buffer.pointer[index_desc->reference.offset] = value; break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Target is not a Package or buffer_field\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Target is not a Package or buffer_field\n")); status = AE_AML_OPERAND_TYPE; break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_store_object_to_node @@ -539,42 +539,40 @@ acpi_ex_store_object_to_index ( ******************************************************************************/ acpi_status -acpi_ex_store_object_to_node ( - union acpi_operand_object *source_desc, - struct acpi_namespace_node *node, - struct acpi_walk_state *walk_state, - u8 implicit_conversion) +acpi_ex_store_object_to_node(union acpi_operand_object *source_desc, + struct acpi_namespace_node *node, + struct acpi_walk_state *walk_state, + u8 implicit_conversion) { - acpi_status status = AE_OK; - union acpi_operand_object *target_desc; - union acpi_operand_object *new_desc; - acpi_object_type target_type; - - - ACPI_FUNCTION_TRACE_PTR ("ex_store_object_to_node", source_desc); + acpi_status status = AE_OK; + union acpi_operand_object *target_desc; + union acpi_operand_object *new_desc; + acpi_object_type target_type; + ACPI_FUNCTION_TRACE_PTR("ex_store_object_to_node", source_desc); /* Get current type of the node, and object attached to Node */ - target_type = acpi_ns_get_type (node); - target_desc = acpi_ns_get_attached_object (node); + target_type = acpi_ns_get_type(node); + target_desc = acpi_ns_get_attached_object(node); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Storing %p(%s) into node %p(%s)\n", - source_desc, acpi_ut_get_object_type_name (source_desc), - node, acpi_ut_get_type_name (target_type))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Storing %p(%s) into node %p(%s)\n", + source_desc, + acpi_ut_get_object_type_name(source_desc), node, + acpi_ut_get_type_name(target_type))); /* * Resolve the source object to an actual value * (If it is a reference object) */ - status = acpi_ex_resolve_object (&source_desc, target_type, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_resolve_object(&source_desc, target_type, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* If no implicit conversion, drop into the default case below */ - if (!implicit_conversion) { + if ((!implicit_conversion) || (walk_state->opcode == AML_COPY_OP)) { /* Force execution of default (no implicit conversion) */ target_type = ACPI_TYPE_ANY; @@ -590,11 +588,10 @@ acpi_ex_store_object_to_node ( /* For fields, copy the source data to the target field. */ - status = acpi_ex_write_data_to_field (source_desc, target_desc, - &walk_state->result_obj); + status = acpi_ex_write_data_to_field(source_desc, target_desc, + &walk_state->result_obj); break; - case ACPI_TYPE_INTEGER: case ACPI_TYPE_STRING: case ACPI_TYPE_BUFFER: @@ -605,10 +602,11 @@ acpi_ex_store_object_to_node ( * * Copy and/or convert the source object to a new target object */ - status = acpi_ex_store_object_to_object (source_desc, target_desc, - &new_desc, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ex_store_object_to_object(source_desc, target_desc, + &new_desc, walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (new_desc != target_desc) { @@ -621,30 +619,33 @@ acpi_ex_store_object_to_node ( * has been performed such that the node/object type has been * changed. */ - status = acpi_ns_attach_object (node, new_desc, new_desc->common.type); - - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Store %s into %s via Convert/Attach\n", - acpi_ut_get_object_type_name (source_desc), - acpi_ut_get_object_type_name (new_desc))); + status = + acpi_ns_attach_object(node, new_desc, + new_desc->common.type); + + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Store %s into %s via Convert/Attach\n", + acpi_ut_get_object_type_name + (source_desc), + acpi_ut_get_object_type_name + (new_desc))); } break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Storing %s (%p) directly into node (%p), no implicit conversion\n", - acpi_ut_get_object_type_name (source_desc), source_desc, node)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Storing %s (%p) directly into node (%p) with no implicit conversion\n", + acpi_ut_get_object_type_name(source_desc), + source_desc, node)); /* No conversions for all other types. Just attach the source object */ - status = acpi_ns_attach_object (node, source_desc, - ACPI_GET_OBJECT_TYPE (source_desc)); + status = acpi_ns_attach_object(node, source_desc, + ACPI_GET_OBJECT_TYPE + (source_desc)); break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exstoren.c b/drivers/acpi/executer/exstoren.c index 120f30ed0bd4..382f63c14ea1 100644 --- a/drivers/acpi/executer/exstoren.c +++ b/drivers/acpi/executer/exstoren.c @@ -43,15 +43,12 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exstoren") - +ACPI_MODULE_NAME("exstoren") /******************************************************************************* * @@ -67,19 +64,15 @@ * it and return the actual object in the source_desc_ptr. * ******************************************************************************/ - acpi_status -acpi_ex_resolve_object ( - union acpi_operand_object **source_desc_ptr, - acpi_object_type target_type, - struct acpi_walk_state *walk_state) +acpi_ex_resolve_object(union acpi_operand_object **source_desc_ptr, + acpi_object_type target_type, + struct acpi_walk_state *walk_state) { - union acpi_operand_object *source_desc = *source_desc_ptr; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ex_resolve_object"); + union acpi_operand_object *source_desc = *source_desc_ptr; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ex_resolve_object"); /* Ensure we have a Target that can be stored to */ @@ -102,11 +95,14 @@ acpi_ex_resolve_object ( * are all essentially the same. This case handles the * "interchangeable" types Integer, String, and Buffer. */ - if (ACPI_GET_OBJECT_TYPE (source_desc) == ACPI_TYPE_LOCAL_REFERENCE) { + if (ACPI_GET_OBJECT_TYPE(source_desc) == + ACPI_TYPE_LOCAL_REFERENCE) { /* Resolve a reference object first */ - status = acpi_ex_resolve_to_value (source_desc_ptr, walk_state); - if (ACPI_FAILURE (status)) { + status = + acpi_ex_resolve_to_value(source_desc_ptr, + walk_state); + if (ACPI_FAILURE(status)) { break; } } @@ -119,31 +115,32 @@ acpi_ex_resolve_object ( /* Must have a Integer, Buffer, or String */ - if ((ACPI_GET_OBJECT_TYPE (source_desc) != ACPI_TYPE_INTEGER) && - (ACPI_GET_OBJECT_TYPE (source_desc) != ACPI_TYPE_BUFFER) && - (ACPI_GET_OBJECT_TYPE (source_desc) != ACPI_TYPE_STRING) && - !((ACPI_GET_OBJECT_TYPE (source_desc) == ACPI_TYPE_LOCAL_REFERENCE) && (source_desc->reference.opcode == AML_LOAD_OP))) { + if ((ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_INTEGER) && + (ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_BUFFER) && + (ACPI_GET_OBJECT_TYPE(source_desc) != ACPI_TYPE_STRING) && + !((ACPI_GET_OBJECT_TYPE(source_desc) == + ACPI_TYPE_LOCAL_REFERENCE) + && (source_desc->reference.opcode == AML_LOAD_OP))) { /* Conversion successful but still not a valid type */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Cannot assign type %s to %s (must be type Int/Str/Buf)\n", - acpi_ut_get_object_type_name (source_desc), - acpi_ut_get_type_name (target_type))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Cannot assign type %s to %s (must be type Int/Str/Buf)\n", + acpi_ut_get_object_type_name + (source_desc), + acpi_ut_get_type_name(target_type))); status = AE_AML_OPERAND_TYPE; } break; - case ACPI_TYPE_LOCAL_ALIAS: case ACPI_TYPE_LOCAL_METHOD_ALIAS: /* Aliases are resolved by acpi_ex_prep_operands */ - ACPI_REPORT_ERROR (("Store into Alias - should never happen\n")); + ACPI_REPORT_ERROR(("Store into Alias - should never happen\n")); status = AE_AML_INTERNAL; break; - case ACPI_TYPE_PACKAGE: default: @@ -154,10 +151,9 @@ acpi_ex_resolve_object ( break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_store_object_to_object @@ -194,18 +190,15 @@ acpi_ex_resolve_object ( ******************************************************************************/ acpi_status -acpi_ex_store_object_to_object ( - union acpi_operand_object *source_desc, - union acpi_operand_object *dest_desc, - union acpi_operand_object **new_desc, - struct acpi_walk_state *walk_state) +acpi_ex_store_object_to_object(union acpi_operand_object *source_desc, + union acpi_operand_object *dest_desc, + union acpi_operand_object **new_desc, + struct acpi_walk_state *walk_state) { - union acpi_operand_object *actual_src_desc; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_PTR ("ex_store_object_to_object", source_desc); + union acpi_operand_object *actual_src_desc; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_PTR("ex_store_object_to_object", source_desc); actual_src_desc = source_desc; if (!dest_desc) { @@ -214,11 +207,14 @@ acpi_ex_store_object_to_object ( * package element), so we can simply copy the source object * creating a new destination object */ - status = acpi_ut_copy_iobject_to_iobject (actual_src_desc, new_desc, walk_state); - return_ACPI_STATUS (status); + status = + acpi_ut_copy_iobject_to_iobject(actual_src_desc, new_desc, + walk_state); + return_ACPI_STATUS(status); } - if (ACPI_GET_OBJECT_TYPE (source_desc) != ACPI_GET_OBJECT_TYPE (dest_desc)) { + if (ACPI_GET_OBJECT_TYPE(source_desc) != + ACPI_GET_OBJECT_TYPE(dest_desc)) { /* * The source type does not match the type of the destination. * Perform the "implicit conversion" of the source to the current type @@ -228,10 +224,13 @@ acpi_ex_store_object_to_object ( * Otherwise, actual_src_desc is a temporary object to hold the * converted object. */ - status = acpi_ex_convert_to_target_type (ACPI_GET_OBJECT_TYPE (dest_desc), - source_desc, &actual_src_desc, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ex_convert_to_target_type(ACPI_GET_OBJECT_TYPE + (dest_desc), source_desc, + &actual_src_desc, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (source_desc == actual_src_desc) { @@ -240,7 +239,7 @@ acpi_ex_store_object_to_object ( * new object. */ *new_desc = source_desc; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } } @@ -248,42 +247,42 @@ acpi_ex_store_object_to_object ( * We now have two objects of identical types, and we can perform a * copy of the *value* of the source object. */ - switch (ACPI_GET_OBJECT_TYPE (dest_desc)) { + switch (ACPI_GET_OBJECT_TYPE(dest_desc)) { case ACPI_TYPE_INTEGER: dest_desc->integer.value = actual_src_desc->integer.value; /* Truncate value if we are executing from a 32-bit ACPI table */ - acpi_ex_truncate_for32bit_table (dest_desc); + acpi_ex_truncate_for32bit_table(dest_desc); break; case ACPI_TYPE_STRING: - status = acpi_ex_store_string_to_string (actual_src_desc, dest_desc); + status = + acpi_ex_store_string_to_string(actual_src_desc, dest_desc); break; case ACPI_TYPE_BUFFER: - /* - * Note: There is different store behavior depending on the original - * source type - */ - status = acpi_ex_store_buffer_to_buffer (actual_src_desc, dest_desc); + status = + acpi_ex_store_buffer_to_buffer(actual_src_desc, dest_desc); break; case ACPI_TYPE_PACKAGE: - status = acpi_ut_copy_iobject_to_iobject (actual_src_desc, &dest_desc, - walk_state); + status = + acpi_ut_copy_iobject_to_iobject(actual_src_desc, &dest_desc, + walk_state); break; default: /* * All other types come here. */ - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "Store into type %s not implemented\n", - acpi_ut_get_object_type_name (dest_desc))); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Store into type %s not implemented\n", + acpi_ut_get_object_type_name(dest_desc))); status = AE_NOT_IMPLEMENTED; break; @@ -292,11 +291,9 @@ acpi_ex_store_object_to_object ( if (actual_src_desc != source_desc) { /* Delete the intermediate (temporary) source object */ - acpi_ut_remove_reference (actual_src_desc); + acpi_ut_remove_reference(actual_src_desc); } *new_desc = dest_desc; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/executer/exstorob.c b/drivers/acpi/executer/exstorob.c index 12d1527669c8..c4ff654a6697 100644 --- a/drivers/acpi/executer/exstorob.c +++ b/drivers/acpi/executer/exstorob.c @@ -42,14 +42,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> - #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exstorob") - +ACPI_MODULE_NAME("exstorob") /******************************************************************************* * @@ -63,18 +60,14 @@ * DESCRIPTION: Copy a buffer object to another buffer object. * ******************************************************************************/ - acpi_status -acpi_ex_store_buffer_to_buffer ( - union acpi_operand_object *source_desc, - union acpi_operand_object *target_desc) +acpi_ex_store_buffer_to_buffer(union acpi_operand_object *source_desc, + union acpi_operand_object *target_desc) { - u32 length; - u8 *buffer; - - - ACPI_FUNCTION_TRACE_PTR ("ex_store_buffer_to_buffer", source_desc); + u32 length; + u8 *buffer; + ACPI_FUNCTION_TRACE_PTR("ex_store_buffer_to_buffer", source_desc); /* We know that source_desc is a buffer by now */ @@ -86,10 +79,10 @@ acpi_ex_store_buffer_to_buffer ( * allocate a new buffer of the proper length */ if ((target_desc->buffer.length == 0) || - (target_desc->common.flags & AOPOBJ_STATIC_POINTER)) { - target_desc->buffer.pointer = ACPI_MEM_ALLOCATE (length); + (target_desc->common.flags & AOPOBJ_STATIC_POINTER)) { + target_desc->buffer.pointer = ACPI_MEM_ALLOCATE(length); if (!target_desc->buffer.pointer) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } target_desc->buffer.length = length; @@ -100,8 +93,9 @@ acpi_ex_store_buffer_to_buffer ( if (length <= target_desc->buffer.length) { /* Clear existing buffer and copy in the new one */ - ACPI_MEMSET (target_desc->buffer.pointer, 0, target_desc->buffer.length); - ACPI_MEMCPY (target_desc->buffer.pointer, buffer, length); + ACPI_MEMSET(target_desc->buffer.pointer, 0, + target_desc->buffer.length); + ACPI_MEMCPY(target_desc->buffer.pointer, buffer, length); #ifdef ACPI_OBSOLETE_BEHAVIOR /* @@ -124,26 +118,24 @@ acpi_ex_store_buffer_to_buffer ( target_desc->buffer.length = length; } #endif - } - else { + } else { /* Truncate the source, copy only what will fit */ - ACPI_MEMCPY (target_desc->buffer.pointer, buffer, - target_desc->buffer.length); + ACPI_MEMCPY(target_desc->buffer.pointer, buffer, + target_desc->buffer.length); - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Truncating source buffer from %X to %X\n", - length, target_desc->buffer.length)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Truncating source buffer from %X to %X\n", + length, target_desc->buffer.length)); } /* Copy flags */ target_desc->buffer.flags = source_desc->buffer.flags; target_desc->common.flags &= ~AOPOBJ_STATIC_POINTER; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ex_store_string_to_string @@ -158,16 +150,13 @@ acpi_ex_store_buffer_to_buffer ( ******************************************************************************/ acpi_status -acpi_ex_store_string_to_string ( - union acpi_operand_object *source_desc, - union acpi_operand_object *target_desc) +acpi_ex_store_string_to_string(union acpi_operand_object *source_desc, + union acpi_operand_object *target_desc) { - u32 length; - u8 *buffer; - - - ACPI_FUNCTION_TRACE_PTR ("ex_store_string_to_string", source_desc); + u32 length; + u8 *buffer; + ACPI_FUNCTION_TRACE_PTR("ex_store_string_to_string", source_desc); /* We know that source_desc is a string by now */ @@ -179,41 +168,38 @@ acpi_ex_store_string_to_string ( * pointer is not a static pointer (part of an ACPI table) */ if ((length < target_desc->string.length) && - (!(target_desc->common.flags & AOPOBJ_STATIC_POINTER))) { + (!(target_desc->common.flags & AOPOBJ_STATIC_POINTER))) { /* * String will fit in existing non-static buffer. * Clear old string and copy in the new one */ - ACPI_MEMSET (target_desc->string.pointer, 0, - (acpi_size) target_desc->string.length + 1); - ACPI_MEMCPY (target_desc->string.pointer, buffer, length); - } - else { + ACPI_MEMSET(target_desc->string.pointer, 0, + (acpi_size) target_desc->string.length + 1); + ACPI_MEMCPY(target_desc->string.pointer, buffer, length); + } else { /* * Free the current buffer, then allocate a new buffer * large enough to hold the value */ if (target_desc->string.pointer && - (!(target_desc->common.flags & AOPOBJ_STATIC_POINTER))) { + (!(target_desc->common.flags & AOPOBJ_STATIC_POINTER))) { /* Only free if not a pointer into the DSDT */ - ACPI_MEM_FREE (target_desc->string.pointer); + ACPI_MEM_FREE(target_desc->string.pointer); } - target_desc->string.pointer = ACPI_MEM_CALLOCATE ( - (acpi_size) length + 1); + target_desc->string.pointer = ACPI_MEM_CALLOCATE((acpi_size) + length + 1); if (!target_desc->string.pointer) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } target_desc->common.flags &= ~AOPOBJ_STATIC_POINTER; - ACPI_MEMCPY (target_desc->string.pointer, buffer, length); + ACPI_MEMCPY(target_desc->string.pointer, buffer, length); } /* Set the new target length */ target_desc->string.length = length; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - - diff --git a/drivers/acpi/executer/exsystem.c b/drivers/acpi/executer/exsystem.c index cafa702108dc..8a88b841237d 100644 --- a/drivers/acpi/executer/exsystem.c +++ b/drivers/acpi/executer/exsystem.c @@ -42,14 +42,12 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/acevents.h> #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exsystem") - +ACPI_MODULE_NAME("exsystem") /******************************************************************************* * @@ -65,49 +63,42 @@ * interpreter is released. * ******************************************************************************/ - -acpi_status -acpi_ex_system_wait_semaphore ( - acpi_handle semaphore, - u16 timeout) +acpi_status acpi_ex_system_wait_semaphore(acpi_handle semaphore, u16 timeout) { - acpi_status status; - acpi_status status2; - + acpi_status status; + acpi_status status2; - ACPI_FUNCTION_TRACE ("ex_system_wait_semaphore"); + ACPI_FUNCTION_TRACE("ex_system_wait_semaphore"); - - status = acpi_os_wait_semaphore (semaphore, 1, 0); - if (ACPI_SUCCESS (status)) { - return_ACPI_STATUS (status); + status = acpi_os_wait_semaphore(semaphore, 1, 0); + if (ACPI_SUCCESS(status)) { + return_ACPI_STATUS(status); } if (status == AE_TIME) { /* We must wait, so unlock the interpreter */ - acpi_ex_exit_interpreter (); + acpi_ex_exit_interpreter(); - status = acpi_os_wait_semaphore (semaphore, 1, timeout); + status = acpi_os_wait_semaphore(semaphore, 1, timeout); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "*** Thread awake after blocking, %s\n", - acpi_format_exception (status))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "*** Thread awake after blocking, %s\n", + acpi_format_exception(status))); /* Reacquire the interpreter */ - status2 = acpi_ex_enter_interpreter (); - if (ACPI_FAILURE (status2)) { + status2 = acpi_ex_enter_interpreter(); + if (ACPI_FAILURE(status2)) { /* Report fatal error, could not acquire interpreter */ - return_ACPI_STATUS (status2); + return_ACPI_STATUS(status2); } } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_system_do_stall @@ -125,35 +116,29 @@ acpi_ex_system_wait_semaphore ( * ******************************************************************************/ -acpi_status -acpi_ex_system_do_stall ( - u32 how_long) +acpi_status acpi_ex_system_do_stall(u32 how_long) { - acpi_status status = AE_OK; - + acpi_status status = AE_OK; - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); - - if (how_long > 255) /* 255 microseconds */ { + if (how_long > 255) { /* 255 microseconds */ /* * Longer than 255 usec, this is an error * * (ACPI specifies 100 usec as max, but this gives some slack in * order to support existing BIOSs) */ - ACPI_REPORT_ERROR (("Stall: Time parameter is too large (%d)\n", - how_long)); + ACPI_REPORT_ERROR(("Stall: Time parameter is too large (%d)\n", + how_long)); status = AE_AML_OPERAND_VALUE; - } - else { - acpi_os_stall (how_long); + } else { + acpi_os_stall(how_long); } return (status); } - /******************************************************************************* * * FUNCTION: acpi_ex_system_do_suspend @@ -167,29 +152,24 @@ acpi_ex_system_do_stall ( * ******************************************************************************/ -acpi_status -acpi_ex_system_do_suspend ( - acpi_integer how_long) +acpi_status acpi_ex_system_do_suspend(acpi_integer how_long) { - acpi_status status; - - - ACPI_FUNCTION_ENTRY (); + acpi_status status; + ACPI_FUNCTION_ENTRY(); /* Since this thread will sleep, we must release the interpreter */ - acpi_ex_exit_interpreter (); + acpi_ex_exit_interpreter(); - acpi_os_sleep (how_long); + acpi_os_sleep(how_long); /* And now we must get the interpreter again */ - status = acpi_ex_enter_interpreter (); + status = acpi_ex_enter_interpreter(); return (status); } - /******************************************************************************* * * FUNCTION: acpi_ex_system_acquire_mutex @@ -206,33 +186,30 @@ acpi_ex_system_do_suspend ( ******************************************************************************/ acpi_status -acpi_ex_system_acquire_mutex ( - union acpi_operand_object *time_desc, - union acpi_operand_object *obj_desc) +acpi_ex_system_acquire_mutex(union acpi_operand_object * time_desc, + union acpi_operand_object * obj_desc) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_PTR ("ex_system_acquire_mutex", obj_desc); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_PTR("ex_system_acquire_mutex", obj_desc); if (!obj_desc) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Support for the _GL_ Mutex object -- go get the global lock */ if (obj_desc->mutex.semaphore == acpi_gbl_global_lock_semaphore) { - status = acpi_ev_acquire_global_lock ((u16) time_desc->integer.value); - return_ACPI_STATUS (status); + status = + acpi_ev_acquire_global_lock((u16) time_desc->integer.value); + return_ACPI_STATUS(status); } - status = acpi_ex_system_wait_semaphore (obj_desc->mutex.semaphore, - (u16) time_desc->integer.value); - return_ACPI_STATUS (status); + status = acpi_ex_system_wait_semaphore(obj_desc->mutex.semaphore, + (u16) time_desc->integer.value); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_system_release_mutex @@ -248,32 +225,27 @@ acpi_ex_system_acquire_mutex ( * ******************************************************************************/ -acpi_status -acpi_ex_system_release_mutex ( - union acpi_operand_object *obj_desc) +acpi_status acpi_ex_system_release_mutex(union acpi_operand_object *obj_desc) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ex_system_release_mutex"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ex_system_release_mutex"); if (!obj_desc) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Support for the _GL_ Mutex object -- release the global lock */ if (obj_desc->mutex.semaphore == acpi_gbl_global_lock_semaphore) { - status = acpi_ev_release_global_lock (); - return_ACPI_STATUS (status); + status = acpi_ev_release_global_lock(); + return_ACPI_STATUS(status); } - status = acpi_os_signal_semaphore (obj_desc->mutex.semaphore, 1); - return_ACPI_STATUS (status); + status = acpi_os_signal_semaphore(obj_desc->mutex.semaphore, 1); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_system_signal_event @@ -287,24 +259,19 @@ acpi_ex_system_release_mutex ( * ******************************************************************************/ -acpi_status -acpi_ex_system_signal_event ( - union acpi_operand_object *obj_desc) +acpi_status acpi_ex_system_signal_event(union acpi_operand_object *obj_desc) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ex_system_signal_event"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ex_system_signal_event"); if (obj_desc) { - status = acpi_os_signal_semaphore (obj_desc->event.semaphore, 1); + status = acpi_os_signal_semaphore(obj_desc->event.semaphore, 1); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_system_wait_event @@ -321,25 +288,23 @@ acpi_ex_system_signal_event ( ******************************************************************************/ acpi_status -acpi_ex_system_wait_event ( - union acpi_operand_object *time_desc, - union acpi_operand_object *obj_desc) +acpi_ex_system_wait_event(union acpi_operand_object *time_desc, + union acpi_operand_object *obj_desc) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ex_system_wait_event"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ex_system_wait_event"); if (obj_desc) { - status = acpi_ex_system_wait_semaphore (obj_desc->event.semaphore, - (u16) time_desc->integer.value); + status = + acpi_ex_system_wait_semaphore(obj_desc->event.semaphore, + (u16) time_desc->integer. + value); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_system_reset_event @@ -352,27 +317,23 @@ acpi_ex_system_wait_event ( * ******************************************************************************/ -acpi_status -acpi_ex_system_reset_event ( - union acpi_operand_object *obj_desc) +acpi_status acpi_ex_system_reset_event(union acpi_operand_object *obj_desc) { - acpi_status status = AE_OK; - void *temp_semaphore; - - - ACPI_FUNCTION_ENTRY (); + acpi_status status = AE_OK; + void *temp_semaphore; + ACPI_FUNCTION_ENTRY(); /* * We are going to simply delete the existing semaphore and * create a new one! */ - status = acpi_os_create_semaphore (ACPI_NO_UNIT_LIMIT, 0, &temp_semaphore); - if (ACPI_SUCCESS (status)) { - (void) acpi_os_delete_semaphore (obj_desc->event.semaphore); + status = + acpi_os_create_semaphore(ACPI_NO_UNIT_LIMIT, 0, &temp_semaphore); + if (ACPI_SUCCESS(status)) { + (void)acpi_os_delete_semaphore(obj_desc->event.semaphore); obj_desc->event.semaphore = temp_semaphore; } return (status); } - diff --git a/drivers/acpi/executer/exutils.c b/drivers/acpi/executer/exutils.c index 5c7ec0c04177..1ee79d8c8f88 100644 --- a/drivers/acpi/executer/exutils.c +++ b/drivers/acpi/executer/exutils.c @@ -42,7 +42,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - /* * DEFINE_AML_GLOBALS is tested in amlcode.h * to determine whether certain global names should be "defined" or only @@ -65,15 +64,10 @@ #include <acpi/acevents.h> #define _COMPONENT ACPI_EXECUTER - ACPI_MODULE_NAME ("exutils") +ACPI_MODULE_NAME("exutils") /* Local prototypes */ - -static u32 -acpi_ex_digits_needed ( - acpi_integer value, - u32 base); - +static u32 acpi_ex_digits_needed(acpi_integer value, u32 base); #ifndef ACPI_NO_METHOD_EXECUTION /******************************************************************************* @@ -89,24 +83,20 @@ acpi_ex_digits_needed ( * ******************************************************************************/ -acpi_status -acpi_ex_enter_interpreter ( - void) +acpi_status acpi_ex_enter_interpreter(void) { - acpi_status status; - - ACPI_FUNCTION_TRACE ("ex_enter_interpreter"); + acpi_status status; + ACPI_FUNCTION_TRACE("ex_enter_interpreter"); - status = acpi_ut_acquire_mutex (ACPI_MTX_EXECUTE); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not acquire interpreter mutex\n")); + status = acpi_ut_acquire_mutex(ACPI_MTX_EXECUTE); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not acquire interpreter mutex\n")); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ex_exit_interpreter @@ -129,25 +119,20 @@ acpi_ex_enter_interpreter ( * ******************************************************************************/ -void -acpi_ex_exit_interpreter ( - void) +void acpi_ex_exit_interpreter(void) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ex_exit_interpreter"); + acpi_status status; + ACPI_FUNCTION_TRACE("ex_exit_interpreter"); - status = acpi_ut_release_mutex (ACPI_MTX_EXECUTE); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not release interpreter mutex\n")); + status = acpi_ut_release_mutex(ACPI_MTX_EXECUTE); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not release interpreter mutex\n")); } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ex_truncate_for32bit_table @@ -161,20 +146,17 @@ acpi_ex_exit_interpreter ( * ******************************************************************************/ -void -acpi_ex_truncate_for32bit_table ( - union acpi_operand_object *obj_desc) +void acpi_ex_truncate_for32bit_table(union acpi_operand_object *obj_desc) { - ACPI_FUNCTION_ENTRY (); - + ACPI_FUNCTION_ENTRY(); /* * Object must be a valid number and we must be executing * a control method */ if ((!obj_desc) || - (ACPI_GET_OBJECT_TYPE (obj_desc) != ACPI_TYPE_INTEGER)) { + (ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_INTEGER)) { return; } @@ -187,7 +169,6 @@ acpi_ex_truncate_for32bit_table ( } } - /******************************************************************************* * * FUNCTION: acpi_ex_acquire_global_lock @@ -203,37 +184,31 @@ acpi_ex_truncate_for32bit_table ( * ******************************************************************************/ -u8 -acpi_ex_acquire_global_lock ( - u32 field_flags) +u8 acpi_ex_acquire_global_lock(u32 field_flags) { - u8 locked = FALSE; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ex_acquire_global_lock"); + u8 locked = FALSE; + acpi_status status; + ACPI_FUNCTION_TRACE("ex_acquire_global_lock"); /* Only attempt lock if the always_lock bit is set */ if (field_flags & AML_FIELD_LOCK_RULE_MASK) { /* We should attempt to get the lock, wait forever */ - status = acpi_ev_acquire_global_lock (ACPI_WAIT_FOREVER); - if (ACPI_SUCCESS (status)) { + status = acpi_ev_acquire_global_lock(ACPI_WAIT_FOREVER); + if (ACPI_SUCCESS(status)) { locked = TRUE; - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not acquire Global Lock, %s\n", - acpi_format_exception (status))); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not acquire Global Lock, %s\n", + acpi_format_exception(status))); } } - return_VALUE (locked); + return_VALUE(locked); } - /******************************************************************************* * * FUNCTION: acpi_ex_release_global_lock @@ -247,34 +222,28 @@ acpi_ex_acquire_global_lock ( * ******************************************************************************/ -void -acpi_ex_release_global_lock ( - u8 locked_by_me) +void acpi_ex_release_global_lock(u8 locked_by_me) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ex_release_global_lock"); + acpi_status status; + ACPI_FUNCTION_TRACE("ex_release_global_lock"); /* Only attempt unlock if the caller locked it */ if (locked_by_me) { /* OK, now release the lock */ - status = acpi_ev_release_global_lock (); - if (ACPI_FAILURE (status)) { + status = acpi_ev_release_global_lock(); + if (ACPI_FAILURE(status)) { /* Report the error, but there isn't much else we can do */ - ACPI_REPORT_ERROR (("Could not release ACPI Global Lock, %s\n", - acpi_format_exception (status))); + ACPI_REPORT_ERROR(("Could not release ACPI Global Lock, %s\n", acpi_format_exception(status))); } } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ex_digits_needed @@ -289,22 +258,17 @@ acpi_ex_release_global_lock ( * ******************************************************************************/ -static u32 -acpi_ex_digits_needed ( - acpi_integer value, - u32 base) +static u32 acpi_ex_digits_needed(acpi_integer value, u32 base) { - u32 num_digits; - acpi_integer current_value; - - - ACPI_FUNCTION_TRACE ("ex_digits_needed"); + u32 num_digits; + acpi_integer current_value; + ACPI_FUNCTION_TRACE("ex_digits_needed"); /* acpi_integer is unsigned, so we don't worry about a '-' prefix */ if (value == 0) { - return_VALUE (1); + return_VALUE(1); } current_value = value; @@ -313,14 +277,14 @@ acpi_ex_digits_needed ( /* Count the digits in the requested base */ while (current_value) { - (void) acpi_ut_short_divide (current_value, base, ¤t_value, NULL); + (void)acpi_ut_short_divide(current_value, base, ¤t_value, + NULL); num_digits++; } - return_VALUE (num_digits); + return_VALUE(num_digits); } - /******************************************************************************* * * FUNCTION: acpi_ex_eisa_id_to_string @@ -334,32 +298,26 @@ acpi_ex_digits_needed ( * ******************************************************************************/ -void -acpi_ex_eisa_id_to_string ( - u32 numeric_id, - char *out_string) +void acpi_ex_eisa_id_to_string(u32 numeric_id, char *out_string) { - u32 eisa_id; - - - ACPI_FUNCTION_ENTRY (); + u32 eisa_id; + ACPI_FUNCTION_ENTRY(); /* Swap ID to big-endian to get contiguous bits */ - eisa_id = acpi_ut_dword_byte_swap (numeric_id); + eisa_id = acpi_ut_dword_byte_swap(numeric_id); - out_string[0] = (char) ('@' + (((unsigned long) eisa_id >> 26) & 0x1f)); - out_string[1] = (char) ('@' + ((eisa_id >> 21) & 0x1f)); - out_string[2] = (char) ('@' + ((eisa_id >> 16) & 0x1f)); - out_string[3] = acpi_ut_hex_to_ascii_char ((acpi_integer) eisa_id, 12); - out_string[4] = acpi_ut_hex_to_ascii_char ((acpi_integer) eisa_id, 8); - out_string[5] = acpi_ut_hex_to_ascii_char ((acpi_integer) eisa_id, 4); - out_string[6] = acpi_ut_hex_to_ascii_char ((acpi_integer) eisa_id, 0); + out_string[0] = (char)('@' + (((unsigned long)eisa_id >> 26) & 0x1f)); + out_string[1] = (char)('@' + ((eisa_id >> 21) & 0x1f)); + out_string[2] = (char)('@' + ((eisa_id >> 16) & 0x1f)); + out_string[3] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 12); + out_string[4] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 8); + out_string[5] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 4); + out_string[6] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 0); out_string[7] = 0; } - /******************************************************************************* * * FUNCTION: acpi_ex_unsigned_integer_to_string @@ -369,30 +327,25 @@ acpi_ex_eisa_id_to_string ( * * RETURN: None, string * - * DESCRIPTOIN: Convert a number to string representation. Assumes string + * DESCRIPTION: Convert a number to string representation. Assumes string * buffer is large enough to hold the string. * ******************************************************************************/ -void -acpi_ex_unsigned_integer_to_string ( - acpi_integer value, - char *out_string) +void acpi_ex_unsigned_integer_to_string(acpi_integer value, char *out_string) { - u32 count; - u32 digits_needed; - u32 remainder; - - - ACPI_FUNCTION_ENTRY (); + u32 count; + u32 digits_needed; + u32 remainder; + ACPI_FUNCTION_ENTRY(); - digits_needed = acpi_ex_digits_needed (value, 10); + digits_needed = acpi_ex_digits_needed(value, 10); out_string[digits_needed] = 0; for (count = digits_needed; count > 0; count--) { - (void) acpi_ut_short_divide (value, 10, &value, &remainder); - out_string[count-1] = (char) ('0' + remainder);\ + (void)acpi_ut_short_divide(value, 10, &value, &remainder); + out_string[count - 1] = (char)('0' + remainder); } } diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c index 14192ee55f8f..e8165c4f162a 100644 --- a/drivers/acpi/fan.c +++ b/drivers/acpi/fan.c @@ -34,52 +34,45 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define ACPI_FAN_COMPONENT 0x00200000 #define ACPI_FAN_CLASS "fan" -#define ACPI_FAN_HID "PNP0C0B" #define ACPI_FAN_DRIVER_NAME "ACPI Fan Driver" -#define ACPI_FAN_DEVICE_NAME "Fan" #define ACPI_FAN_FILE_STATE "state" -#define ACPI_FAN_NOTIFY_STATUS 0x80 #define _COMPONENT ACPI_FAN_COMPONENT -ACPI_MODULE_NAME ("acpi_fan") +ACPI_MODULE_NAME("acpi_fan") -MODULE_AUTHOR("Paul Diefenbaugh"); + MODULE_AUTHOR("Paul Diefenbaugh"); MODULE_DESCRIPTION(ACPI_FAN_DRIVER_NAME); MODULE_LICENSE("GPL"); -static int acpi_fan_add (struct acpi_device *device); -static int acpi_fan_remove (struct acpi_device *device, int type); +static int acpi_fan_add(struct acpi_device *device); +static int acpi_fan_remove(struct acpi_device *device, int type); static struct acpi_driver acpi_fan_driver = { - .name = ACPI_FAN_DRIVER_NAME, - .class = ACPI_FAN_CLASS, - .ids = ACPI_FAN_HID, - .ops = { - .add = acpi_fan_add, - .remove = acpi_fan_remove, - }, + .name = ACPI_FAN_DRIVER_NAME, + .class = ACPI_FAN_CLASS, + .ids = "PNP0C0B", + .ops = { + .add = acpi_fan_add, + .remove = acpi_fan_remove, + }, }; struct acpi_fan { - acpi_handle handle; + acpi_handle handle; }; - /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ -static struct proc_dir_entry *acpi_fan_dir; +static struct proc_dir_entry *acpi_fan_dir; - -static int -acpi_fan_read_state (struct seq_file *seq, void *offset) +static int acpi_fan_read_state(struct seq_file *seq, void *offset) { - struct acpi_fan *fan = seq->private; - int state = 0; + struct acpi_fan *fan = seq->private; + int state = 0; ACPI_FUNCTION_TRACE("acpi_fan_read_state"); @@ -88,7 +81,7 @@ acpi_fan_read_state (struct seq_file *seq, void *offset) seq_printf(seq, "status: ERROR\n"); else seq_printf(seq, "status: %s\n", - !state?"on":"off"); + !state ? "on" : "off"); } return_VALUE(0); } @@ -99,29 +92,26 @@ static int acpi_fan_state_open_fs(struct inode *inode, struct file *file) } static ssize_t -acpi_fan_write_state ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *ppos) +acpi_fan_write_state(struct file *file, const char __user * buffer, + size_t count, loff_t * ppos) { - int result = 0; - struct seq_file *m = (struct seq_file *)file->private_data; - struct acpi_fan *fan = (struct acpi_fan *) m->private; - char state_string[12] = {'\0'}; + int result = 0; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_fan *fan = (struct acpi_fan *)m->private; + char state_string[12] = { '\0' }; ACPI_FUNCTION_TRACE("acpi_fan_write_state"); if (!fan || (count > sizeof(state_string) - 1)) return_VALUE(-EINVAL); - + if (copy_from_user(state_string, buffer, count)) return_VALUE(-EFAULT); - + state_string[count] = '\0'; - - result = acpi_bus_set_power(fan->handle, - simple_strtoul(state_string, NULL, 0)); + + result = acpi_bus_set_power(fan->handle, + simple_strtoul(state_string, NULL, 0)); if (result) return_VALUE(result); @@ -129,19 +119,17 @@ acpi_fan_write_state ( } static struct file_operations acpi_fan_state_ops = { - .open = acpi_fan_state_open_fs, - .read = seq_read, - .write = acpi_fan_write_state, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_fan_state_open_fs, + .read = seq_read, + .write = acpi_fan_write_state, + .llseek = seq_lseek, + .release = single_release, .owner = THIS_MODULE, }; -static int -acpi_fan_add_fs ( - struct acpi_device *device) +static int acpi_fan_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; + struct proc_dir_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_fan_add_fs"); @@ -150,7 +138,7 @@ acpi_fan_add_fs ( if (!acpi_device_dir(device)) { acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_fan_dir); + acpi_fan_dir); if (!acpi_device_dir(device)) return_VALUE(-ENODEV); acpi_device_dir(device)->owner = THIS_MODULE; @@ -158,11 +146,12 @@ acpi_fan_add_fs ( /* 'status' [R/W] */ entry = create_proc_entry(ACPI_FAN_FILE_STATE, - S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_FAN_FILE_STATE)); + "Unable to create '%s' fs entry\n", + ACPI_FAN_FILE_STATE)); else { entry->proc_fops = &acpi_fan_state_ops; entry->data = acpi_driver_data(device); @@ -172,16 +161,12 @@ acpi_fan_add_fs ( return_VALUE(0); } - -static int -acpi_fan_remove_fs ( - struct acpi_device *device) +static int acpi_fan_remove_fs(struct acpi_device *device) { ACPI_FUNCTION_TRACE("acpi_fan_remove_fs"); if (acpi_device_dir(device)) { - remove_proc_entry(ACPI_FAN_FILE_STATE, - acpi_device_dir(device)); + remove_proc_entry(ACPI_FAN_FILE_STATE, acpi_device_dir(device)); remove_proc_entry(acpi_device_bid(device), acpi_fan_dir); acpi_device_dir(device) = NULL; } @@ -189,18 +174,15 @@ acpi_fan_remove_fs ( return_VALUE(0); } - /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ -static int -acpi_fan_add ( - struct acpi_device *device) +static int acpi_fan_add(struct acpi_device *device) { - int result = 0; - struct acpi_fan *fan = NULL; - int state = 0; + int result = 0; + struct acpi_fan *fan = NULL; + int state = 0; ACPI_FUNCTION_TRACE("acpi_fan_add"); @@ -213,14 +195,14 @@ acpi_fan_add ( memset(fan, 0, sizeof(struct acpi_fan)); fan->handle = device->handle; - strcpy(acpi_device_name(device), ACPI_FAN_DEVICE_NAME); + strcpy(acpi_device_name(device), "Fan"); strcpy(acpi_device_class(device), ACPI_FAN_CLASS); acpi_driver_data(device) = fan; result = acpi_bus_get_power(fan->handle, &state); if (result) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error reading power state\n")); + "Error reading power state\n")); goto end; } @@ -229,30 +211,26 @@ acpi_fan_add ( goto end; printk(KERN_INFO PREFIX "%s [%s] (%s)\n", - acpi_device_name(device), acpi_device_bid(device), - !device->power.state?"on":"off"); + acpi_device_name(device), acpi_device_bid(device), + !device->power.state ? "on" : "off"); -end: + end: if (result) kfree(fan); return_VALUE(result); } - -static int -acpi_fan_remove ( - struct acpi_device *device, - int type) +static int acpi_fan_remove(struct acpi_device *device, int type) { - struct acpi_fan *fan = NULL; + struct acpi_fan *fan = NULL; ACPI_FUNCTION_TRACE("acpi_fan_remove"); if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - fan = (struct acpi_fan *) acpi_driver_data(device); + fan = (struct acpi_fan *)acpi_driver_data(device); acpi_fan_remove_fs(device); @@ -261,11 +239,9 @@ acpi_fan_remove ( return_VALUE(0); } - -static int __init -acpi_fan_init (void) +static int __init acpi_fan_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_fan_init"); @@ -283,9 +259,7 @@ acpi_fan_init (void) return_VALUE(0); } - -static void __exit -acpi_fan_exit (void) +static void __exit acpi_fan_exit(void) { ACPI_FUNCTION_TRACE("acpi_fan_exit"); @@ -296,7 +270,5 @@ acpi_fan_exit (void) return_VOID; } - module_init(acpi_fan_init); module_exit(acpi_fan_exit); - diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c index 770cfc8b17e0..3937adf4e5e5 100644 --- a/drivers/acpi/glue.c +++ b/drivers/acpi/glue.c @@ -29,7 +29,8 @@ int register_acpi_bus_type(struct acpi_bus_type *type) down_write(&bus_type_sem); list_add_tail(&type->list, &bus_type_list); up_write(&bus_type_sem); - printk(KERN_INFO PREFIX "bus type %s registered\n", type->bus->name); + printk(KERN_INFO PREFIX "bus type %s registered\n", + type->bus->name); return 0; } return -ENODEV; @@ -45,7 +46,8 @@ int unregister_acpi_bus_type(struct acpi_bus_type *type) down_write(&bus_type_sem); list_del_init(&type->list); up_write(&bus_type_sem); - printk(KERN_INFO PREFIX "ACPI bus type %s unregistered\n", type->bus->name); + printk(KERN_INFO PREFIX "ACPI bus type %s unregistered\n", + type->bus->name); return 0; } return -ENODEV; @@ -94,7 +96,7 @@ struct acpi_find_pci_root { static acpi_status do_root_bridge_busnr_callback(struct acpi_resource *resource, void *data) { - int *busnr = (int *)data; + unsigned long *busnr = (unsigned long *)data; struct acpi_resource_address64 address; if (resource->id != ACPI_RSTYPE_ADDRESS16 && @@ -113,13 +115,13 @@ do_root_bridge_busnr_callback(struct acpi_resource *resource, void *data) static int get_root_bridge_busnr(acpi_handle handle) { acpi_status status; - int bus, bbn; + unsigned long bus, bbn; struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); status = acpi_evaluate_integer(handle, METHOD_NAME__BBN, NULL, - (unsigned long *)&bbn); + &bbn); if (status == AE_NOT_FOUND) { /* Assume bus = 0 */ printk(KERN_INFO PREFIX @@ -151,7 +153,7 @@ static int get_root_bridge_busnr(acpi_handle handle) } exit: acpi_os_free(buffer.pointer); - return bbn; + return (int)bbn; } static acpi_status @@ -168,9 +170,6 @@ find_pci_rootbridge(acpi_handle handle, u32 lvl, void *context, void **rv) status = acpi_evaluate_integer(handle, METHOD_NAME__SEG, NULL, &seg); if (status == AE_NOT_FOUND) { /* Assume seg = 0 */ - printk(KERN_INFO PREFIX - "Assume root bridge [%s] segment is 0\n", - (char *)buffer.pointer); status = AE_OK; seg = 0; } diff --git a/drivers/acpi/hardware/hwacpi.c b/drivers/acpi/hardware/hwacpi.c index b51001e74eea..1bb3463d7040 100644 --- a/drivers/acpi/hardware/hwacpi.c +++ b/drivers/acpi/hardware/hwacpi.c @@ -42,13 +42,10 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> - #define _COMPONENT ACPI_HARDWARE - ACPI_MODULE_NAME ("hwacpi") - +ACPI_MODULE_NAME("hwacpi") /****************************************************************************** * @@ -62,36 +59,30 @@ * the FADT. * ******************************************************************************/ - -acpi_status -acpi_hw_initialize ( - void) +acpi_status acpi_hw_initialize(void) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("hw_initialize"); + acpi_status status; + ACPI_FUNCTION_TRACE("hw_initialize"); /* We must have the ACPI tables by the time we get here */ if (!acpi_gbl_FADT) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No FADT is present\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "No FADT is present\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } /* Sanity check the FADT for valid values */ - status = acpi_ut_validate_fadt (); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_validate_fadt(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /****************************************************************************** * * FUNCTION: acpi_hw_set_mode @@ -104,24 +95,21 @@ acpi_hw_initialize ( * ******************************************************************************/ -acpi_status -acpi_hw_set_mode ( - u32 mode) +acpi_status acpi_hw_set_mode(u32 mode) { - acpi_status status; - u32 retry; - + acpi_status status; + u32 retry; - ACPI_FUNCTION_TRACE ("hw_set_mode"); + ACPI_FUNCTION_TRACE("hw_set_mode"); /* * ACPI 2.0 clarified that if SMI_CMD in FADT is zero, * system does not support mode transition. */ if (!acpi_gbl_FADT->smi_cmd) { - ACPI_REPORT_ERROR (("No SMI_CMD in FADT, mode transition failed.\n")); - return_ACPI_STATUS (AE_NO_HARDWARE_RESPONSE); + ACPI_REPORT_ERROR(("No SMI_CMD in FADT, mode transition failed.\n")); + return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE); } /* @@ -132,9 +120,8 @@ acpi_hw_set_mode ( * transitions are not supported. */ if (!acpi_gbl_FADT->acpi_enable && !acpi_gbl_FADT->acpi_disable) { - ACPI_REPORT_ERROR (( - "No ACPI mode transition supported in this system (enable/disable both zero)\n")); - return_ACPI_STATUS (AE_OK); + ACPI_REPORT_ERROR(("No ACPI mode transition supported in this system (enable/disable both zero)\n")); + return_ACPI_STATUS(AE_OK); } switch (mode) { @@ -142,9 +129,11 @@ acpi_hw_set_mode ( /* BIOS should have disabled ALL fixed and GP events */ - status = acpi_os_write_port (acpi_gbl_FADT->smi_cmd, - (u32) acpi_gbl_FADT->acpi_enable, 8); - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Attempting to enable ACPI mode\n")); + status = acpi_os_write_port(acpi_gbl_FADT->smi_cmd, + (u32) acpi_gbl_FADT->acpi_enable, + 8); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Attempting to enable ACPI mode\n")); break; case ACPI_SYS_MODE_LEGACY: @@ -153,20 +142,21 @@ acpi_hw_set_mode ( * BIOS should clear all fixed status bits and restore fixed event * enable bits to default */ - status = acpi_os_write_port (acpi_gbl_FADT->smi_cmd, - (u32) acpi_gbl_FADT->acpi_disable, 8); - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Attempting to enable Legacy (non-ACPI) mode\n")); + status = acpi_os_write_port(acpi_gbl_FADT->smi_cmd, + (u32) acpi_gbl_FADT->acpi_disable, + 8); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Attempting to enable Legacy (non-ACPI) mode\n")); break; default: - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not write mode change, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not write mode change, %s\n", + acpi_format_exception(status))); + return_ACPI_STATUS(status); } /* @@ -176,19 +166,19 @@ acpi_hw_set_mode ( retry = 3000; while (retry) { if (acpi_hw_get_mode() == mode) { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Mode %X successfully enabled\n", - mode)); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Mode %X successfully enabled\n", + mode)); + return_ACPI_STATUS(AE_OK); } acpi_os_stall(1000); retry--; } - ACPI_REPORT_ERROR (("Hardware never changed modes\n")); - return_ACPI_STATUS (AE_NO_HARDWARE_RESPONSE); + ACPI_REPORT_ERROR(("Hardware never changed modes\n")); + return_ACPI_STATUS(AE_NO_HARDWARE_RESPONSE); } - /******************************************************************************* * * FUNCTION: acpi_hw_get_mode @@ -202,34 +192,30 @@ acpi_hw_set_mode ( * ******************************************************************************/ -u32 -acpi_hw_get_mode ( - void) +u32 acpi_hw_get_mode(void) { - acpi_status status; - u32 value; - - - ACPI_FUNCTION_TRACE ("hw_get_mode"); + acpi_status status; + u32 value; + ACPI_FUNCTION_TRACE("hw_get_mode"); /* * ACPI 2.0 clarified that if SMI_CMD in FADT is zero, * system does not support mode transition. */ if (!acpi_gbl_FADT->smi_cmd) { - return_VALUE (ACPI_SYS_MODE_ACPI); + return_VALUE(ACPI_SYS_MODE_ACPI); } - status = acpi_get_register (ACPI_BITREG_SCI_ENABLE, &value, ACPI_MTX_LOCK); - if (ACPI_FAILURE (status)) { - return_VALUE (ACPI_SYS_MODE_LEGACY); + status = + acpi_get_register(ACPI_BITREG_SCI_ENABLE, &value, ACPI_MTX_LOCK); + if (ACPI_FAILURE(status)) { + return_VALUE(ACPI_SYS_MODE_LEGACY); } if (value) { - return_VALUE (ACPI_SYS_MODE_ACPI); - } - else { - return_VALUE (ACPI_SYS_MODE_LEGACY); + return_VALUE(ACPI_SYS_MODE_ACPI); + } else { + return_VALUE(ACPI_SYS_MODE_LEGACY); } } diff --git a/drivers/acpi/hardware/hwgpe.c b/drivers/acpi/hardware/hwgpe.c index 8daeabb2fc7a..5c8e5dfd024e 100644 --- a/drivers/acpi/hardware/hwgpe.c +++ b/drivers/acpi/hardware/hwgpe.c @@ -46,15 +46,12 @@ #include <acpi/acevents.h> #define _COMPONENT ACPI_HARDWARE - ACPI_MODULE_NAME ("hwgpe") +ACPI_MODULE_NAME("hwgpe") /* Local prototypes */ - static acpi_status -acpi_hw_enable_wakeup_gpe_block ( - struct acpi_gpe_xrupt_info *gpe_xrupt_info, - struct acpi_gpe_block_info *gpe_block); - +acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, + struct acpi_gpe_block_info *gpe_block); /****************************************************************************** * @@ -71,15 +68,12 @@ acpi_hw_enable_wakeup_gpe_block ( ******************************************************************************/ acpi_status -acpi_hw_write_gpe_enable_reg ( - struct acpi_gpe_event_info *gpe_event_info) +acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info *gpe_event_info) { - struct acpi_gpe_register_info *gpe_register_info; - acpi_status status; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_gpe_register_info *gpe_register_info; + acpi_status status; + ACPI_FUNCTION_ENTRY(); /* Get the info block for the entire GPE register */ @@ -90,13 +84,12 @@ acpi_hw_write_gpe_enable_reg ( /* Write the entire GPE (runtime) enable register */ - status = acpi_hw_low_level_write (8, gpe_register_info->enable_for_run, - &gpe_register_info->enable_address); + status = acpi_hw_low_level_write(8, gpe_register_info->enable_for_run, + &gpe_register_info->enable_address); return (status); } - /****************************************************************************** * * FUNCTION: acpi_hw_clear_gpe @@ -109,27 +102,23 @@ acpi_hw_write_gpe_enable_reg ( * ******************************************************************************/ -acpi_status -acpi_hw_clear_gpe ( - struct acpi_gpe_event_info *gpe_event_info) +acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info * gpe_event_info) { - acpi_status status; - - - ACPI_FUNCTION_ENTRY (); + acpi_status status; + ACPI_FUNCTION_ENTRY(); /* * Write a one to the appropriate bit in the status register to * clear this GPE. */ - status = acpi_hw_low_level_write (8, gpe_event_info->register_bit, - &gpe_event_info->register_info->status_address); + status = acpi_hw_low_level_write(8, gpe_event_info->register_bit, + &gpe_event_info->register_info-> + status_address); return (status); } - /****************************************************************************** * * FUNCTION: acpi_hw_get_gpe_status @@ -145,19 +134,16 @@ acpi_hw_clear_gpe ( #ifdef ACPI_FUTURE_USAGE acpi_status -acpi_hw_get_gpe_status ( - struct acpi_gpe_event_info *gpe_event_info, - acpi_event_status *event_status) +acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info, + acpi_event_status * event_status) { - u32 in_byte; - u8 register_bit; - struct acpi_gpe_register_info *gpe_register_info; - acpi_status status; - acpi_event_status local_event_status = 0; - - - ACPI_FUNCTION_ENTRY (); + u32 in_byte; + u8 register_bit; + struct acpi_gpe_register_info *gpe_register_info; + acpi_status status; + acpi_event_status local_event_status = 0; + ACPI_FUNCTION_ENTRY(); if (!event_status) { return (AE_BAD_PARAMETER); @@ -185,8 +171,10 @@ acpi_hw_get_gpe_status ( /* GPE currently active (status bit == 1)? */ - status = acpi_hw_low_level_read (8, &in_byte, &gpe_register_info->status_address); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_read(8, &in_byte, + &gpe_register_info->status_address); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } @@ -198,12 +186,10 @@ acpi_hw_get_gpe_status ( (*event_status) = local_event_status; - -unlock_and_exit: + unlock_and_exit: return (status); } -#endif /* ACPI_FUTURE_USAGE */ - +#endif /* ACPI_FUTURE_USAGE */ /****************************************************************************** * @@ -219,22 +205,21 @@ unlock_and_exit: ******************************************************************************/ acpi_status -acpi_hw_disable_gpe_block ( - struct acpi_gpe_xrupt_info *gpe_xrupt_info, - struct acpi_gpe_block_info *gpe_block) +acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info, + struct acpi_gpe_block_info * gpe_block) { - u32 i; - acpi_status status; - + u32 i; + acpi_status status; /* Examine each GPE Register within the block */ for (i = 0; i < gpe_block->register_count; i++) { /* Disable all GPEs in this register */ - status = acpi_hw_low_level_write (8, 0x00, - &gpe_block->register_info[i].enable_address); - if (ACPI_FAILURE (status)) { + status = acpi_hw_low_level_write(8, 0x00, + &gpe_block->register_info[i]. + enable_address); + if (ACPI_FAILURE(status)) { return (status); } } @@ -242,7 +227,6 @@ acpi_hw_disable_gpe_block ( return (AE_OK); } - /****************************************************************************** * * FUNCTION: acpi_hw_clear_gpe_block @@ -257,22 +241,21 @@ acpi_hw_disable_gpe_block ( ******************************************************************************/ acpi_status -acpi_hw_clear_gpe_block ( - struct acpi_gpe_xrupt_info *gpe_xrupt_info, - struct acpi_gpe_block_info *gpe_block) +acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info, + struct acpi_gpe_block_info * gpe_block) { - u32 i; - acpi_status status; - + u32 i; + acpi_status status; /* Examine each GPE Register within the block */ for (i = 0; i < gpe_block->register_count; i++) { /* Clear status on all GPEs in this register */ - status = acpi_hw_low_level_write (8, 0xFF, - &gpe_block->register_info[i].status_address); - if (ACPI_FAILURE (status)) { + status = acpi_hw_low_level_write(8, 0xFF, + &gpe_block->register_info[i]. + status_address); + if (ACPI_FAILURE(status)) { return (status); } } @@ -280,7 +263,6 @@ acpi_hw_clear_gpe_block ( return (AE_OK); } - /****************************************************************************** * * FUNCTION: acpi_hw_enable_runtime_gpe_block @@ -296,13 +278,11 @@ acpi_hw_clear_gpe_block ( ******************************************************************************/ acpi_status -acpi_hw_enable_runtime_gpe_block ( - struct acpi_gpe_xrupt_info *gpe_xrupt_info, - struct acpi_gpe_block_info *gpe_block) +acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info, + struct acpi_gpe_block_info * gpe_block) { - u32 i; - acpi_status status; - + u32 i; + acpi_status status; /* NOTE: assumes that all GPEs are currently disabled */ @@ -315,9 +295,13 @@ acpi_hw_enable_runtime_gpe_block ( /* Enable all "runtime" GPEs in this register */ - status = acpi_hw_low_level_write (8, gpe_block->register_info[i].enable_for_run, - &gpe_block->register_info[i].enable_address); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_write(8, + gpe_block->register_info[i]. + enable_for_run, + &gpe_block->register_info[i]. + enable_address); + if (ACPI_FAILURE(status)) { return (status); } } @@ -325,7 +309,6 @@ acpi_hw_enable_runtime_gpe_block ( return (AE_OK); } - /****************************************************************************** * * FUNCTION: acpi_hw_enable_wakeup_gpe_block @@ -341,13 +324,11 @@ acpi_hw_enable_runtime_gpe_block ( ******************************************************************************/ static acpi_status -acpi_hw_enable_wakeup_gpe_block ( - struct acpi_gpe_xrupt_info *gpe_xrupt_info, - struct acpi_gpe_block_info *gpe_block) +acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info, + struct acpi_gpe_block_info *gpe_block) { - u32 i; - acpi_status status; - + u32 i; + acpi_status status; /* Examine each GPE Register within the block */ @@ -358,10 +339,12 @@ acpi_hw_enable_wakeup_gpe_block ( /* Enable all "wake" GPEs in this register */ - status = acpi_hw_low_level_write (8, - gpe_block->register_info[i].enable_for_wake, - &gpe_block->register_info[i].enable_address); - if (ACPI_FAILURE (status)) { + status = acpi_hw_low_level_write(8, + gpe_block->register_info[i]. + enable_for_wake, + &gpe_block->register_info[i]. + enable_address); + if (ACPI_FAILURE(status)) { return (status); } } @@ -369,12 +352,11 @@ acpi_hw_enable_wakeup_gpe_block ( return (AE_OK); } - /****************************************************************************** * * FUNCTION: acpi_hw_disable_all_gpes * - * PARAMETERS: Flags - ACPI_NOT_ISR or ACPI_ISR + * PARAMETERS: None * * RETURN: Status * @@ -382,27 +364,22 @@ acpi_hw_enable_wakeup_gpe_block ( * ******************************************************************************/ -acpi_status -acpi_hw_disable_all_gpes ( - u32 flags) +acpi_status acpi_hw_disable_all_gpes(void) { - acpi_status status; - + acpi_status status; - ACPI_FUNCTION_TRACE ("hw_disable_all_gpes"); + ACPI_FUNCTION_TRACE("hw_disable_all_gpes"); - - status = acpi_ev_walk_gpe_list (acpi_hw_disable_gpe_block, flags); - status = acpi_ev_walk_gpe_list (acpi_hw_clear_gpe_block, flags); - return_ACPI_STATUS (status); + status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block); + status = acpi_ev_walk_gpe_list(acpi_hw_clear_gpe_block); + return_ACPI_STATUS(status); } - /****************************************************************************** * * FUNCTION: acpi_hw_enable_all_runtime_gpes * - * PARAMETERS: Flags - ACPI_NOT_ISR or ACPI_ISR + * PARAMETERS: None * * RETURN: Status * @@ -410,26 +387,21 @@ acpi_hw_disable_all_gpes ( * ******************************************************************************/ -acpi_status -acpi_hw_enable_all_runtime_gpes ( - u32 flags) +acpi_status acpi_hw_enable_all_runtime_gpes(void) { - acpi_status status; - + acpi_status status; - ACPI_FUNCTION_TRACE ("hw_enable_all_runtime_gpes"); + ACPI_FUNCTION_TRACE("hw_enable_all_runtime_gpes"); - - status = acpi_ev_walk_gpe_list (acpi_hw_enable_runtime_gpe_block, flags); - return_ACPI_STATUS (status); + status = acpi_ev_walk_gpe_list(acpi_hw_enable_runtime_gpe_block); + return_ACPI_STATUS(status); } - /****************************************************************************** * * FUNCTION: acpi_hw_enable_all_wakeup_gpes * - * PARAMETERS: Flags - ACPI_NOT_ISR or ACPI_ISR + * PARAMETERS: None * * RETURN: Status * @@ -437,17 +409,12 @@ acpi_hw_enable_all_runtime_gpes ( * ******************************************************************************/ -acpi_status -acpi_hw_enable_all_wakeup_gpes ( - u32 flags) +acpi_status acpi_hw_enable_all_wakeup_gpes(void) { - acpi_status status; - + acpi_status status; - ACPI_FUNCTION_TRACE ("hw_enable_all_wakeup_gpes"); + ACPI_FUNCTION_TRACE("hw_enable_all_wakeup_gpes"); - - status = acpi_ev_walk_gpe_list (acpi_hw_enable_wakeup_gpe_block, flags); - return_ACPI_STATUS (status); + status = acpi_ev_walk_gpe_list(acpi_hw_enable_wakeup_gpe_block); + return_ACPI_STATUS(status); } - diff --git a/drivers/acpi/hardware/hwregs.c b/drivers/acpi/hardware/hwregs.c index 6d9e4eb84836..536a7aea80c9 100644 --- a/drivers/acpi/hardware/hwregs.c +++ b/drivers/acpi/hardware/hwregs.c @@ -50,8 +50,7 @@ #include <acpi/acevents.h> #define _COMPONENT ACPI_HARDWARE - ACPI_MODULE_NAME ("hwregs") - +ACPI_MODULE_NAME("hwregs") /******************************************************************************* * @@ -65,57 +64,52 @@ * THIS FUNCTION MUST BE CALLED WITH INTERRUPTS DISABLED * ******************************************************************************/ - -acpi_status -acpi_hw_clear_acpi_status ( - u32 flags) +acpi_status acpi_hw_clear_acpi_status(u32 flags) { - acpi_status status; - + acpi_status status; - ACPI_FUNCTION_TRACE ("hw_clear_acpi_status"); + ACPI_FUNCTION_TRACE("hw_clear_acpi_status"); - - ACPI_DEBUG_PRINT ((ACPI_DB_IO, "About to write %04X to %04X\n", - ACPI_BITMASK_ALL_FIXED_STATUS, - (u16) acpi_gbl_FADT->xpm1a_evt_blk.address)); + ACPI_DEBUG_PRINT((ACPI_DB_IO, "About to write %04X to %04X\n", + ACPI_BITMASK_ALL_FIXED_STATUS, + (u16) acpi_gbl_FADT->xpm1a_evt_blk.address)); if (flags & ACPI_MTX_LOCK) { - status = acpi_ut_acquire_mutex (ACPI_MTX_HARDWARE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_HARDWARE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1_STATUS, - ACPI_BITMASK_ALL_FIXED_STATUS); - if (ACPI_FAILURE (status)) { + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_STATUS, + ACPI_BITMASK_ALL_FIXED_STATUS); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* Clear the fixed events */ if (acpi_gbl_FADT->xpm1b_evt_blk.address) { - status = acpi_hw_low_level_write (16, ACPI_BITMASK_ALL_FIXED_STATUS, - &acpi_gbl_FADT->xpm1b_evt_blk); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_write(16, ACPI_BITMASK_ALL_FIXED_STATUS, + &acpi_gbl_FADT->xpm1b_evt_blk); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } } /* Clear the GPE Bits in all GPE registers in all GPE blocks */ - status = acpi_ev_walk_gpe_list (acpi_hw_clear_gpe_block, ACPI_ISR); + status = acpi_ev_walk_gpe_list(acpi_hw_clear_gpe_block); -unlock_and_exit: + unlock_and_exit: if (flags & ACPI_MTX_LOCK) { - (void) acpi_ut_release_mutex (ACPI_MTX_HARDWARE); + (void)acpi_ut_release_mutex(ACPI_MTX_HARDWARE); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_get_sleep_type_data @@ -132,53 +126,48 @@ unlock_and_exit: ******************************************************************************/ acpi_status -acpi_get_sleep_type_data ( - u8 sleep_state, - u8 *sleep_type_a, - u8 *sleep_type_b) +acpi_get_sleep_type_data(u8 sleep_state, u8 * sleep_type_a, u8 * sleep_type_b) { - acpi_status status = AE_OK; - struct acpi_parameter_info info; - char *sleep_state_name; - - - ACPI_FUNCTION_TRACE ("acpi_get_sleep_type_data"); + acpi_status status = AE_OK; + struct acpi_parameter_info info; + char *sleep_state_name; + ACPI_FUNCTION_TRACE("acpi_get_sleep_type_data"); /* Validate parameters */ - if ((sleep_state > ACPI_S_STATES_MAX) || - !sleep_type_a || !sleep_type_b) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((sleep_state > ACPI_S_STATES_MAX) || !sleep_type_a || !sleep_type_b) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Evaluate the namespace object containing the values for this state */ info.parameters = NULL; info.return_object = NULL; - sleep_state_name = (char *) acpi_gbl_sleep_state_names[sleep_state]; + sleep_state_name = (char *)acpi_gbl_sleep_state_names[sleep_state]; - status = acpi_ns_evaluate_by_name (sleep_state_name, &info); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "%s while evaluating sleep_state [%s]\n", - acpi_format_exception (status), sleep_state_name)); + status = acpi_ns_evaluate_by_name(sleep_state_name, &info); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "%s while evaluating sleep_state [%s]\n", + acpi_format_exception(status), + sleep_state_name)); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Must have a return object */ if (!info.return_object) { - ACPI_REPORT_ERROR (("No Sleep State object returned from [%s]\n", - sleep_state_name)); + ACPI_REPORT_ERROR(("No Sleep State object returned from [%s]\n", + sleep_state_name)); status = AE_NOT_EXIST; } /* It must be of type Package */ - else if (ACPI_GET_OBJECT_TYPE (info.return_object) != ACPI_TYPE_PACKAGE) { - ACPI_REPORT_ERROR (("Sleep State return object is not a Package\n")); + else if (ACPI_GET_OBJECT_TYPE(info.return_object) != ACPI_TYPE_PACKAGE) { + ACPI_REPORT_ERROR(("Sleep State return object is not a Package\n")); status = AE_AML_OPERAND_TYPE; } @@ -190,45 +179,41 @@ acpi_get_sleep_type_data ( * one per sleep type (A/B). */ else if (info.return_object->package.count < 2) { - ACPI_REPORT_ERROR (( - "Sleep State return package does not have at least two elements\n")); + ACPI_REPORT_ERROR(("Sleep State return package does not have at least two elements\n")); status = AE_AML_NO_OPERAND; } /* The first two elements must both be of type Integer */ - else if ((ACPI_GET_OBJECT_TYPE (info.return_object->package.elements[0]) - != ACPI_TYPE_INTEGER) || - (ACPI_GET_OBJECT_TYPE (info.return_object->package.elements[1]) - != ACPI_TYPE_INTEGER)) { - ACPI_REPORT_ERROR (( - "Sleep State return package elements are not both Integers (%s, %s)\n", - acpi_ut_get_object_type_name (info.return_object->package.elements[0]), - acpi_ut_get_object_type_name (info.return_object->package.elements[1]))); + else if ((ACPI_GET_OBJECT_TYPE(info.return_object->package.elements[0]) + != ACPI_TYPE_INTEGER) || + (ACPI_GET_OBJECT_TYPE(info.return_object->package.elements[1]) + != ACPI_TYPE_INTEGER)) { + ACPI_REPORT_ERROR(("Sleep State return package elements are not both Integers (%s, %s)\n", acpi_ut_get_object_type_name(info.return_object->package.elements[0]), acpi_ut_get_object_type_name(info.return_object->package.elements[1]))); status = AE_AML_OPERAND_TYPE; - } - else { + } else { /* Valid _Sx_ package size, type, and value */ *sleep_type_a = (u8) - (info.return_object->package.elements[0])->integer.value; + (info.return_object->package.elements[0])->integer.value; *sleep_type_b = (u8) - (info.return_object->package.elements[1])->integer.value; + (info.return_object->package.elements[1])->integer.value; } - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "%s While evaluating sleep_state [%s], bad Sleep object %p type %s\n", - acpi_format_exception (status), - sleep_state_name, info.return_object, - acpi_ut_get_object_type_name (info.return_object))); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%s While evaluating sleep_state [%s], bad Sleep object %p type %s\n", + acpi_format_exception(status), + sleep_state_name, info.return_object, + acpi_ut_get_object_type_name(info. + return_object))); } - acpi_ut_remove_reference (info.return_object); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(info.return_object); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_get_sleep_type_data); +EXPORT_SYMBOL(acpi_get_sleep_type_data); /******************************************************************************* * @@ -242,22 +227,20 @@ EXPORT_SYMBOL(acpi_get_sleep_type_data); * ******************************************************************************/ -struct acpi_bit_register_info * -acpi_hw_get_bit_register_info ( - u32 register_id) +struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id) { - ACPI_FUNCTION_NAME ("hw_get_bit_register_info"); - + ACPI_FUNCTION_NAME("hw_get_bit_register_info"); if (register_id > ACPI_BITREG_MAX) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid bit_register ID: %X\n", register_id)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid bit_register ID: %X\n", + register_id)); return (NULL); } return (&acpi_gbl_bit_register_info[register_id]); } - /******************************************************************************* * * FUNCTION: acpi_get_register @@ -273,59 +256,56 @@ acpi_hw_get_bit_register_info ( * ******************************************************************************/ -acpi_status -acpi_get_register ( - u32 register_id, - u32 *return_value, - u32 flags) +acpi_status acpi_get_register(u32 register_id, u32 * return_value, u32 flags) { - u32 register_value = 0; - struct acpi_bit_register_info *bit_reg_info; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_get_register"); + u32 register_value = 0; + struct acpi_bit_register_info *bit_reg_info; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_get_register"); /* Get the info structure corresponding to the requested ACPI Register */ - bit_reg_info = acpi_hw_get_bit_register_info (register_id); + bit_reg_info = acpi_hw_get_bit_register_info(register_id); if (!bit_reg_info) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } if (flags & ACPI_MTX_LOCK) { - status = acpi_ut_acquire_mutex (ACPI_MTX_HARDWARE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_HARDWARE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Read from the register */ - status = acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, - bit_reg_info->parent_register, ®ister_value); + status = acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK, + bit_reg_info->parent_register, + ®ister_value); if (flags & ACPI_MTX_LOCK) { - (void) acpi_ut_release_mutex (ACPI_MTX_HARDWARE); + (void)acpi_ut_release_mutex(ACPI_MTX_HARDWARE); } - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { /* Normalize the value that was read */ - register_value = ((register_value & bit_reg_info->access_bit_mask) - >> bit_reg_info->bit_position); + register_value = + ((register_value & bit_reg_info->access_bit_mask) + >> bit_reg_info->bit_position); *return_value = register_value; - ACPI_DEBUG_PRINT ((ACPI_DB_IO, "Read value %8.8X register %X\n", - register_value, bit_reg_info->parent_register)); + ACPI_DEBUG_PRINT((ACPI_DB_IO, "Read value %8.8X register %X\n", + register_value, + bit_reg_info->parent_register)); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_get_register); +EXPORT_SYMBOL(acpi_get_register); /******************************************************************************* * @@ -342,40 +322,36 @@ EXPORT_SYMBOL(acpi_get_register); * ******************************************************************************/ -acpi_status -acpi_set_register ( - u32 register_id, - u32 value, - u32 flags) +acpi_status acpi_set_register(u32 register_id, u32 value, u32 flags) { - u32 register_value = 0; - struct acpi_bit_register_info *bit_reg_info; - acpi_status status; - - - ACPI_FUNCTION_TRACE_U32 ("acpi_set_register", register_id); + u32 register_value = 0; + struct acpi_bit_register_info *bit_reg_info; + acpi_status status; + ACPI_FUNCTION_TRACE_U32("acpi_set_register", register_id); /* Get the info structure corresponding to the requested ACPI Register */ - bit_reg_info = acpi_hw_get_bit_register_info (register_id); + bit_reg_info = acpi_hw_get_bit_register_info(register_id); if (!bit_reg_info) { - ACPI_REPORT_ERROR (("Bad ACPI HW register_id: %X\n", register_id)); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_REPORT_ERROR(("Bad ACPI HW register_id: %X\n", + register_id)); + return_ACPI_STATUS(AE_BAD_PARAMETER); } if (flags & ACPI_MTX_LOCK) { - status = acpi_ut_acquire_mutex (ACPI_MTX_HARDWARE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_HARDWARE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Always do a register read first so we can insert the new bits */ - status = acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, - bit_reg_info->parent_register, ®ister_value); - if (ACPI_FAILURE (status)) { + status = acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK, + bit_reg_info->parent_register, + ®ister_value); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } @@ -395,26 +371,30 @@ acpi_set_register ( * information is the single bit we're interested in, all others should * be written as 0 so they will be left unchanged. */ - value = ACPI_REGISTER_PREPARE_BITS (value, - bit_reg_info->bit_position, bit_reg_info->access_bit_mask); + value = ACPI_REGISTER_PREPARE_BITS(value, + bit_reg_info->bit_position, + bit_reg_info-> + access_bit_mask); if (value) { - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1_STATUS, (u16) value); + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_STATUS, + (u16) value); register_value = 0; } break; - case ACPI_REGISTER_PM1_ENABLE: - ACPI_REGISTER_INSERT_VALUE (register_value, bit_reg_info->bit_position, - bit_reg_info->access_bit_mask, value); + ACPI_REGISTER_INSERT_VALUE(register_value, + bit_reg_info->bit_position, + bit_reg_info->access_bit_mask, + value); - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1_ENABLE, (u16) register_value); + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_ENABLE, + (u16) register_value); break; - case ACPI_REGISTER_PM1_CONTROL: /* @@ -422,65 +402,73 @@ acpi_set_register ( * Note that at this level, the fact that there are actually TWO * registers (A and B - and B may not exist) is abstracted. */ - ACPI_DEBUG_PRINT ((ACPI_DB_IO, "PM1 control: Read %X\n", register_value)); + ACPI_DEBUG_PRINT((ACPI_DB_IO, "PM1 control: Read %X\n", + register_value)); - ACPI_REGISTER_INSERT_VALUE (register_value, bit_reg_info->bit_position, - bit_reg_info->access_bit_mask, value); + ACPI_REGISTER_INSERT_VALUE(register_value, + bit_reg_info->bit_position, + bit_reg_info->access_bit_mask, + value); - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1_CONTROL, (u16) register_value); + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_CONTROL, + (u16) register_value); break; - case ACPI_REGISTER_PM2_CONTROL: - status = acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM2_CONTROL, ®ister_value); - if (ACPI_FAILURE (status)) { + status = acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM2_CONTROL, + ®ister_value); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } - ACPI_DEBUG_PRINT ((ACPI_DB_IO, "PM2 control: Read %X from %8.8X%8.8X\n", - register_value, - ACPI_FORMAT_UINT64 ( - acpi_gbl_FADT->xpm2_cnt_blk.address))); - - ACPI_REGISTER_INSERT_VALUE (register_value, bit_reg_info->bit_position, - bit_reg_info->access_bit_mask, value); - - ACPI_DEBUG_PRINT ((ACPI_DB_IO, "About to write %4.4X to %8.8X%8.8X\n", - register_value, - ACPI_FORMAT_UINT64 ( - acpi_gbl_FADT->xpm2_cnt_blk.address))); - - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM2_CONTROL, (u8) (register_value)); + ACPI_DEBUG_PRINT((ACPI_DB_IO, + "PM2 control: Read %X from %8.8X%8.8X\n", + register_value, + ACPI_FORMAT_UINT64(acpi_gbl_FADT-> + xpm2_cnt_blk.address))); + + ACPI_REGISTER_INSERT_VALUE(register_value, + bit_reg_info->bit_position, + bit_reg_info->access_bit_mask, + value); + + ACPI_DEBUG_PRINT((ACPI_DB_IO, + "About to write %4.4X to %8.8X%8.8X\n", + register_value, + ACPI_FORMAT_UINT64(acpi_gbl_FADT-> + xpm2_cnt_blk.address))); + + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM2_CONTROL, + (u8) (register_value)); break; - default: break; } - -unlock_and_exit: + unlock_and_exit: if (flags & ACPI_MTX_LOCK) { - (void) acpi_ut_release_mutex (ACPI_MTX_HARDWARE); + (void)acpi_ut_release_mutex(ACPI_MTX_HARDWARE); } /* Normalize the value that was read */ - ACPI_DEBUG_EXEC (register_value = - ((register_value & bit_reg_info->access_bit_mask) >> - bit_reg_info->bit_position)); + ACPI_DEBUG_EXEC(register_value = + ((register_value & bit_reg_info->access_bit_mask) >> + bit_reg_info->bit_position)); - ACPI_DEBUG_PRINT ((ACPI_DB_IO, "Set bits: %8.8X actual %8.8X register %X\n", - value, register_value, bit_reg_info->parent_register)); - return_ACPI_STATUS (status); + ACPI_DEBUG_PRINT((ACPI_DB_IO, + "Set bits: %8.8X actual %8.8X register %X\n", value, + register_value, bit_reg_info->parent_register)); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_set_register); +EXPORT_SYMBOL(acpi_set_register); /****************************************************************************** * @@ -498,103 +486,107 @@ EXPORT_SYMBOL(acpi_set_register); ******************************************************************************/ acpi_status -acpi_hw_register_read ( - u8 use_lock, - u32 register_id, - u32 *return_value) +acpi_hw_register_read(u8 use_lock, u32 register_id, u32 * return_value) { - u32 value1 = 0; - u32 value2 = 0; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("hw_register_read"); + u32 value1 = 0; + u32 value2 = 0; + acpi_status status; + ACPI_FUNCTION_TRACE("hw_register_read"); if (ACPI_MTX_LOCK == use_lock) { - status = acpi_ut_acquire_mutex (ACPI_MTX_HARDWARE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_HARDWARE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } switch (register_id) { - case ACPI_REGISTER_PM1_STATUS: /* 16-bit access */ + case ACPI_REGISTER_PM1_STATUS: /* 16-bit access */ - status = acpi_hw_low_level_read (16, &value1, &acpi_gbl_FADT->xpm1a_evt_blk); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_read(16, &value1, + &acpi_gbl_FADT->xpm1a_evt_blk); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* PM1B is optional */ - status = acpi_hw_low_level_read (16, &value2, &acpi_gbl_FADT->xpm1b_evt_blk); + status = + acpi_hw_low_level_read(16, &value2, + &acpi_gbl_FADT->xpm1b_evt_blk); value1 |= value2; break; + case ACPI_REGISTER_PM1_ENABLE: /* 16-bit access */ - case ACPI_REGISTER_PM1_ENABLE: /* 16-bit access */ - - status = acpi_hw_low_level_read (16, &value1, &acpi_gbl_xpm1a_enable); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_read(16, &value1, &acpi_gbl_xpm1a_enable); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* PM1B is optional */ - status = acpi_hw_low_level_read (16, &value2, &acpi_gbl_xpm1b_enable); + status = + acpi_hw_low_level_read(16, &value2, &acpi_gbl_xpm1b_enable); value1 |= value2; break; + case ACPI_REGISTER_PM1_CONTROL: /* 16-bit access */ - case ACPI_REGISTER_PM1_CONTROL: /* 16-bit access */ - - status = acpi_hw_low_level_read (16, &value1, &acpi_gbl_FADT->xpm1a_cnt_blk); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_read(16, &value1, + &acpi_gbl_FADT->xpm1a_cnt_blk); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } - status = acpi_hw_low_level_read (16, &value2, &acpi_gbl_FADT->xpm1b_cnt_blk); + status = + acpi_hw_low_level_read(16, &value2, + &acpi_gbl_FADT->xpm1b_cnt_blk); value1 |= value2; break; + case ACPI_REGISTER_PM2_CONTROL: /* 8-bit access */ - case ACPI_REGISTER_PM2_CONTROL: /* 8-bit access */ - - status = acpi_hw_low_level_read (8, &value1, &acpi_gbl_FADT->xpm2_cnt_blk); + status = + acpi_hw_low_level_read(8, &value1, + &acpi_gbl_FADT->xpm2_cnt_blk); break; + case ACPI_REGISTER_PM_TIMER: /* 32-bit access */ - case ACPI_REGISTER_PM_TIMER: /* 32-bit access */ - - status = acpi_hw_low_level_read (32, &value1, &acpi_gbl_FADT->xpm_tmr_blk); + status = + acpi_hw_low_level_read(32, &value1, + &acpi_gbl_FADT->xpm_tmr_blk); break; - case ACPI_REGISTER_SMI_COMMAND_BLOCK: /* 8-bit access */ + case ACPI_REGISTER_SMI_COMMAND_BLOCK: /* 8-bit access */ - status = acpi_os_read_port (acpi_gbl_FADT->smi_cmd, &value1, 8); + status = acpi_os_read_port(acpi_gbl_FADT->smi_cmd, &value1, 8); break; default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unknown Register ID: %X\n", - register_id)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unknown Register ID: %X\n", + register_id)); status = AE_BAD_PARAMETER; break; } -unlock_and_exit: + unlock_and_exit: if (ACPI_MTX_LOCK == use_lock) { - (void) acpi_ut_release_mutex (ACPI_MTX_HARDWARE); + (void)acpi_ut_release_mutex(ACPI_MTX_HARDWARE); } - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { *return_value = value1; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /****************************************************************************** * * FUNCTION: acpi_hw_register_write @@ -610,109 +602,112 @@ unlock_and_exit: * ******************************************************************************/ -acpi_status -acpi_hw_register_write ( - u8 use_lock, - u32 register_id, - u32 value) +acpi_status acpi_hw_register_write(u8 use_lock, u32 register_id, u32 value) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("hw_register_write"); + acpi_status status; + ACPI_FUNCTION_TRACE("hw_register_write"); if (ACPI_MTX_LOCK == use_lock) { - status = acpi_ut_acquire_mutex (ACPI_MTX_HARDWARE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_HARDWARE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } switch (register_id) { - case ACPI_REGISTER_PM1_STATUS: /* 16-bit access */ + case ACPI_REGISTER_PM1_STATUS: /* 16-bit access */ - status = acpi_hw_low_level_write (16, value, &acpi_gbl_FADT->xpm1a_evt_blk); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_write(16, value, + &acpi_gbl_FADT->xpm1a_evt_blk); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* PM1B is optional */ - status = acpi_hw_low_level_write (16, value, &acpi_gbl_FADT->xpm1b_evt_blk); + status = + acpi_hw_low_level_write(16, value, + &acpi_gbl_FADT->xpm1b_evt_blk); break; + case ACPI_REGISTER_PM1_ENABLE: /* 16-bit access */ - case ACPI_REGISTER_PM1_ENABLE: /* 16-bit access*/ - - status = acpi_hw_low_level_write (16, value, &acpi_gbl_xpm1a_enable); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_write(16, value, &acpi_gbl_xpm1a_enable); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* PM1B is optional */ - status = acpi_hw_low_level_write (16, value, &acpi_gbl_xpm1b_enable); + status = + acpi_hw_low_level_write(16, value, &acpi_gbl_xpm1b_enable); break; + case ACPI_REGISTER_PM1_CONTROL: /* 16-bit access */ - case ACPI_REGISTER_PM1_CONTROL: /* 16-bit access */ - - status = acpi_hw_low_level_write (16, value, &acpi_gbl_FADT->xpm1a_cnt_blk); - if (ACPI_FAILURE (status)) { + status = + acpi_hw_low_level_write(16, value, + &acpi_gbl_FADT->xpm1a_cnt_blk); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } - status = acpi_hw_low_level_write (16, value, &acpi_gbl_FADT->xpm1b_cnt_blk); + status = + acpi_hw_low_level_write(16, value, + &acpi_gbl_FADT->xpm1b_cnt_blk); break; + case ACPI_REGISTER_PM1A_CONTROL: /* 16-bit access */ - case ACPI_REGISTER_PM1A_CONTROL: /* 16-bit access */ - - status = acpi_hw_low_level_write (16, value, &acpi_gbl_FADT->xpm1a_cnt_blk); + status = + acpi_hw_low_level_write(16, value, + &acpi_gbl_FADT->xpm1a_cnt_blk); break; + case ACPI_REGISTER_PM1B_CONTROL: /* 16-bit access */ - case ACPI_REGISTER_PM1B_CONTROL: /* 16-bit access */ - - status = acpi_hw_low_level_write (16, value, &acpi_gbl_FADT->xpm1b_cnt_blk); + status = + acpi_hw_low_level_write(16, value, + &acpi_gbl_FADT->xpm1b_cnt_blk); break; + case ACPI_REGISTER_PM2_CONTROL: /* 8-bit access */ - case ACPI_REGISTER_PM2_CONTROL: /* 8-bit access */ - - status = acpi_hw_low_level_write (8, value, &acpi_gbl_FADT->xpm2_cnt_blk); + status = + acpi_hw_low_level_write(8, value, + &acpi_gbl_FADT->xpm2_cnt_blk); break; + case ACPI_REGISTER_PM_TIMER: /* 32-bit access */ - case ACPI_REGISTER_PM_TIMER: /* 32-bit access */ - - status = acpi_hw_low_level_write (32, value, &acpi_gbl_FADT->xpm_tmr_blk); + status = + acpi_hw_low_level_write(32, value, + &acpi_gbl_FADT->xpm_tmr_blk); break; - - case ACPI_REGISTER_SMI_COMMAND_BLOCK: /* 8-bit access */ + case ACPI_REGISTER_SMI_COMMAND_BLOCK: /* 8-bit access */ /* SMI_CMD is currently always in IO space */ - status = acpi_os_write_port (acpi_gbl_FADT->smi_cmd, value, 8); + status = acpi_os_write_port(acpi_gbl_FADT->smi_cmd, value, 8); break; - default: status = AE_BAD_PARAMETER; break; } -unlock_and_exit: + unlock_and_exit: if (ACPI_MTX_LOCK == use_lock) { - (void) acpi_ut_release_mutex (ACPI_MTX_HARDWARE); + (void)acpi_ut_release_mutex(ACPI_MTX_HARDWARE); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /****************************************************************************** * * FUNCTION: acpi_hw_low_level_read @@ -728,17 +723,12 @@ unlock_and_exit: ******************************************************************************/ acpi_status -acpi_hw_low_level_read ( - u32 width, - u32 *value, - struct acpi_generic_address *reg) +acpi_hw_low_level_read(u32 width, u32 * value, struct acpi_generic_address *reg) { - u64 address; - acpi_status status; - - - ACPI_FUNCTION_NAME ("hw_low_level_read"); + u64 address; + acpi_status status; + ACPI_FUNCTION_NAME("hw_low_level_read"); /* * Must have a valid pointer to a GAS structure, and @@ -751,7 +741,7 @@ acpi_hw_low_level_read ( /* Get a local copy of the address. Handles possible alignment issues */ - ACPI_MOVE_64_TO_64 (&address, ®->address); + ACPI_MOVE_64_TO_64(&address, ®->address); if (!address) { return (AE_OK); } @@ -764,35 +754,32 @@ acpi_hw_low_level_read ( switch (reg->address_space_id) { case ACPI_ADR_SPACE_SYSTEM_MEMORY: - status = acpi_os_read_memory ( - (acpi_physical_address) address, - value, width); + status = acpi_os_read_memory((acpi_physical_address) address, + value, width); break; - case ACPI_ADR_SPACE_SYSTEM_IO: - status = acpi_os_read_port ((acpi_io_address) address, - value, width); + status = acpi_os_read_port((acpi_io_address) address, + value, width); break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unsupported address space: %X\n", reg->address_space_id)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unsupported address space: %X\n", + reg->address_space_id)); return (AE_BAD_PARAMETER); } - ACPI_DEBUG_PRINT ((ACPI_DB_IO, - "Read: %8.8X width %2d from %8.8X%8.8X (%s)\n", - *value, width, - ACPI_FORMAT_UINT64 (address), - acpi_ut_get_region_name (reg->address_space_id))); + ACPI_DEBUG_PRINT((ACPI_DB_IO, + "Read: %8.8X width %2d from %8.8X%8.8X (%s)\n", + *value, width, + ACPI_FORMAT_UINT64(address), + acpi_ut_get_region_name(reg->address_space_id))); return (status); } - /****************************************************************************** * * FUNCTION: acpi_hw_low_level_write @@ -808,17 +795,12 @@ acpi_hw_low_level_read ( ******************************************************************************/ acpi_status -acpi_hw_low_level_write ( - u32 width, - u32 value, - struct acpi_generic_address *reg) +acpi_hw_low_level_write(u32 width, u32 value, struct acpi_generic_address * reg) { - u64 address; - acpi_status status; - - - ACPI_FUNCTION_NAME ("hw_low_level_write"); + u64 address; + acpi_status status; + ACPI_FUNCTION_NAME("hw_low_level_write"); /* * Must have a valid pointer to a GAS structure, and @@ -831,7 +813,7 @@ acpi_hw_low_level_write ( /* Get a local copy of the address. Handles possible alignment issues */ - ACPI_MOVE_64_TO_64 (&address, ®->address); + ACPI_MOVE_64_TO_64(&address, ®->address); if (!address) { return (AE_OK); } @@ -843,30 +825,28 @@ acpi_hw_low_level_write ( switch (reg->address_space_id) { case ACPI_ADR_SPACE_SYSTEM_MEMORY: - status = acpi_os_write_memory ( - (acpi_physical_address) address, - value, width); + status = acpi_os_write_memory((acpi_physical_address) address, + value, width); break; - case ACPI_ADR_SPACE_SYSTEM_IO: - status = acpi_os_write_port ((acpi_io_address) address, - value, width); + status = acpi_os_write_port((acpi_io_address) address, + value, width); break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unsupported address space: %X\n", reg->address_space_id)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unsupported address space: %X\n", + reg->address_space_id)); return (AE_BAD_PARAMETER); } - ACPI_DEBUG_PRINT ((ACPI_DB_IO, - "Wrote: %8.8X width %2d to %8.8X%8.8X (%s)\n", - value, width, - ACPI_FORMAT_UINT64 (address), - acpi_ut_get_region_name (reg->address_space_id))); + ACPI_DEBUG_PRINT((ACPI_DB_IO, + "Wrote: %8.8X width %2d to %8.8X%8.8X (%s)\n", + value, width, + ACPI_FORMAT_UINT64(address), + acpi_ut_get_region_name(reg->address_space_id))); return (status); } diff --git a/drivers/acpi/hardware/hwsleep.c b/drivers/acpi/hardware/hwsleep.c index 415d342aeab5..34519069050c 100644 --- a/drivers/acpi/hardware/hwsleep.c +++ b/drivers/acpi/hardware/hwsleep.c @@ -46,8 +46,7 @@ #include <acpi/acpi.h> #define _COMPONENT ACPI_HARDWARE - ACPI_MODULE_NAME ("hwsleep") - +ACPI_MODULE_NAME("hwsleep") /******************************************************************************* * @@ -61,30 +60,25 @@ * DESCRIPTION: Access function for the firmware_waking_vector field in FACS * ******************************************************************************/ - acpi_status -acpi_set_firmware_waking_vector ( - acpi_physical_address physical_address) +acpi_set_firmware_waking_vector(acpi_physical_address physical_address) { - ACPI_FUNCTION_TRACE ("acpi_set_firmware_waking_vector"); - + ACPI_FUNCTION_TRACE("acpi_set_firmware_waking_vector"); /* Set the vector */ if (acpi_gbl_common_fACS.vector_width == 32) { - *(ACPI_CAST_PTR (u32, acpi_gbl_common_fACS.firmware_waking_vector)) - = (u32) physical_address; - } - else { - *acpi_gbl_common_fACS.firmware_waking_vector - = physical_address; + *(ACPI_CAST_PTR + (u32, acpi_gbl_common_fACS.firmware_waking_vector)) + = (u32) physical_address; + } else { + *acpi_gbl_common_fACS.firmware_waking_vector = physical_address; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_get_firmware_waking_vector @@ -101,33 +95,31 @@ acpi_set_firmware_waking_vector ( #ifdef ACPI_FUTURE_USAGE acpi_status -acpi_get_firmware_waking_vector ( - acpi_physical_address *physical_address) +acpi_get_firmware_waking_vector(acpi_physical_address * physical_address) { - ACPI_FUNCTION_TRACE ("acpi_get_firmware_waking_vector"); - + ACPI_FUNCTION_TRACE("acpi_get_firmware_waking_vector"); if (!physical_address) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Get the vector */ if (acpi_gbl_common_fACS.vector_width == 32) { *physical_address = (acpi_physical_address) - *(ACPI_CAST_PTR (u32, acpi_gbl_common_fACS.firmware_waking_vector)); - } - else { + * + (ACPI_CAST_PTR + (u32, acpi_gbl_common_fACS.firmware_waking_vector)); + } else { *physical_address = - *acpi_gbl_common_fACS.firmware_waking_vector; + *acpi_gbl_common_fACS.firmware_waking_vector; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } #endif - /******************************************************************************* * * FUNCTION: acpi_enter_sleep_state_prep @@ -143,25 +135,22 @@ acpi_get_firmware_waking_vector ( * ******************************************************************************/ -acpi_status -acpi_enter_sleep_state_prep ( - u8 sleep_state) +acpi_status acpi_enter_sleep_state_prep(u8 sleep_state) { - acpi_status status; - struct acpi_object_list arg_list; - union acpi_object arg; - - - ACPI_FUNCTION_TRACE ("acpi_enter_sleep_state_prep"); + acpi_status status; + struct acpi_object_list arg_list; + union acpi_object arg; + ACPI_FUNCTION_TRACE("acpi_enter_sleep_state_prep"); /* * _PSW methods could be run here to enable wake-on keyboard, LAN, etc. */ - status = acpi_get_sleep_type_data (sleep_state, - &acpi_gbl_sleep_type_a, &acpi_gbl_sleep_type_b); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_get_sleep_type_data(sleep_state, + &acpi_gbl_sleep_type_a, + &acpi_gbl_sleep_type_b); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Setup parameter object */ @@ -174,14 +163,14 @@ acpi_enter_sleep_state_prep ( /* Run the _PTS and _GTS methods */ - status = acpi_evaluate_object (NULL, METHOD_NAME__PTS, &arg_list, NULL); - if (ACPI_FAILURE (status) && status != AE_NOT_FOUND) { - return_ACPI_STATUS (status); + status = acpi_evaluate_object(NULL, METHOD_NAME__PTS, &arg_list, NULL); + if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { + return_ACPI_STATUS(status); } - status = acpi_evaluate_object (NULL, METHOD_NAME__GTS, &arg_list, NULL); - if (ACPI_FAILURE (status) && status != AE_NOT_FOUND) { - return_ACPI_STATUS (status); + status = acpi_evaluate_object(NULL, METHOD_NAME__GTS, &arg_list, NULL); + if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { + return_ACPI_STATUS(status); } /* Setup the argument to _SST */ @@ -202,22 +191,21 @@ acpi_enter_sleep_state_prep ( break; default: - arg.integer.value = ACPI_SST_INDICATOR_OFF; /* Default is off */ + arg.integer.value = ACPI_SST_INDICATOR_OFF; /* Default is off */ break; } /* Set the system indicators to show the desired sleep state. */ - status = acpi_evaluate_object (NULL, METHOD_NAME__SST, &arg_list, NULL); - if (ACPI_FAILURE (status) && status != AE_NOT_FOUND) { - ACPI_REPORT_ERROR (("Method _SST failed, %s\n", - acpi_format_exception (status))); + status = acpi_evaluate_object(NULL, METHOD_NAME__SST, &arg_list, NULL); + if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { + ACPI_REPORT_ERROR(("Method _SST failed, %s\n", + acpi_format_exception(status))); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_enter_sleep_state @@ -231,80 +219,82 @@ acpi_enter_sleep_state_prep ( * ******************************************************************************/ -acpi_status asmlinkage -acpi_enter_sleep_state ( - u8 sleep_state) +acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state) { - u32 PM1Acontrol; - u32 PM1Bcontrol; - struct acpi_bit_register_info *sleep_type_reg_info; - struct acpi_bit_register_info *sleep_enable_reg_info; - u32 in_value; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_enter_sleep_state"); + u32 PM1Acontrol; + u32 PM1Bcontrol; + struct acpi_bit_register_info *sleep_type_reg_info; + struct acpi_bit_register_info *sleep_enable_reg_info; + u32 in_value; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_enter_sleep_state"); if ((acpi_gbl_sleep_type_a > ACPI_SLEEP_TYPE_MAX) || - (acpi_gbl_sleep_type_b > ACPI_SLEEP_TYPE_MAX)) { - ACPI_REPORT_ERROR (("Sleep values out of range: A=%X B=%X\n", - acpi_gbl_sleep_type_a, acpi_gbl_sleep_type_b)); - return_ACPI_STATUS (AE_AML_OPERAND_VALUE); + (acpi_gbl_sleep_type_b > ACPI_SLEEP_TYPE_MAX)) { + ACPI_REPORT_ERROR(("Sleep values out of range: A=%X B=%X\n", + acpi_gbl_sleep_type_a, + acpi_gbl_sleep_type_b)); + return_ACPI_STATUS(AE_AML_OPERAND_VALUE); } - sleep_type_reg_info = acpi_hw_get_bit_register_info (ACPI_BITREG_SLEEP_TYPE_A); - sleep_enable_reg_info = acpi_hw_get_bit_register_info (ACPI_BITREG_SLEEP_ENABLE); + sleep_type_reg_info = + acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_TYPE_A); + sleep_enable_reg_info = + acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_ENABLE); /* Clear wake status */ - status = acpi_set_register (ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Clear all fixed and general purpose status bits */ - status = acpi_hw_clear_acpi_status (ACPI_MTX_DO_NOT_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_clear_acpi_status(ACPI_MTX_DO_NOT_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* * 1) Disable/Clear all GPEs * 2) Enable all wakeup GPEs */ - status = acpi_hw_disable_all_gpes (ACPI_ISR); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_disable_all_gpes(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } acpi_gbl_system_awake_and_running = FALSE; - status = acpi_hw_enable_all_wakeup_gpes (ACPI_ISR); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_enable_all_wakeup_gpes(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get current value of PM1A control */ - status = acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1_CONTROL, &PM1Acontrol); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_CONTROL, &PM1Acontrol); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, - "Entering sleep state [S%d]\n", sleep_state)); + ACPI_DEBUG_PRINT((ACPI_DB_INIT, + "Entering sleep state [S%d]\n", sleep_state)); /* Clear SLP_EN and SLP_TYP fields */ PM1Acontrol &= ~(sleep_type_reg_info->access_bit_mask | - sleep_enable_reg_info->access_bit_mask); + sleep_enable_reg_info->access_bit_mask); PM1Bcontrol = PM1Acontrol; /* Insert SLP_TYP bits */ - PM1Acontrol |= (acpi_gbl_sleep_type_a << sleep_type_reg_info->bit_position); - PM1Bcontrol |= (acpi_gbl_sleep_type_b << sleep_type_reg_info->bit_position); + PM1Acontrol |= + (acpi_gbl_sleep_type_a << sleep_type_reg_info->bit_position); + PM1Bcontrol |= + (acpi_gbl_sleep_type_b << sleep_type_reg_info->bit_position); /* * We split the writes of SLP_TYP and SLP_EN to workaround @@ -313,16 +303,18 @@ acpi_enter_sleep_state ( /* Write #1: fill in SLP_TYP data */ - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1A_CONTROL, PM1Acontrol); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1A_CONTROL, + PM1Acontrol); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1B_CONTROL, PM1Bcontrol); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1B_CONTROL, + PM1Bcontrol); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Insert SLP_ENABLE bit */ @@ -332,18 +324,20 @@ acpi_enter_sleep_state ( /* Write #2: SLP_TYP + SLP_EN */ - ACPI_FLUSH_CPU_CACHE (); + ACPI_FLUSH_CPU_CACHE(); - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1A_CONTROL, PM1Acontrol); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1A_CONTROL, + PM1Acontrol); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1B_CONTROL, PM1Bcontrol); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1B_CONTROL, + PM1Bcontrol); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } if (sleep_state > ACPI_STATE_S3) { @@ -358,33 +352,34 @@ acpi_enter_sleep_state ( * still read the right value. Ideally, this block would go * away entirely. */ - acpi_os_stall (10000000); - - status = acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1_CONTROL, - sleep_enable_reg_info->access_bit_mask); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + acpi_os_stall(10000000); + + status = acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_CONTROL, + sleep_enable_reg_info-> + access_bit_mask); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Wait until we enter sleep state */ do { - status = acpi_get_register (ACPI_BITREG_WAKE_STATUS, &in_value, - ACPI_MTX_DO_NOT_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value, + ACPI_MTX_DO_NOT_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Spin until we wake */ } while (!in_value); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } -EXPORT_SYMBOL(acpi_enter_sleep_state); +EXPORT_SYMBOL(acpi_enter_sleep_state); /******************************************************************************* * @@ -399,60 +394,57 @@ EXPORT_SYMBOL(acpi_enter_sleep_state); * ******************************************************************************/ -acpi_status asmlinkage -acpi_enter_sleep_state_s4bios ( - void) +acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void) { - u32 in_value; - acpi_status status; - + u32 in_value; + acpi_status status; - ACPI_FUNCTION_TRACE ("acpi_enter_sleep_state_s4bios"); + ACPI_FUNCTION_TRACE("acpi_enter_sleep_state_s4bios"); - - status = acpi_set_register (ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_set_register(ACPI_BITREG_WAKE_STATUS, 1, ACPI_MTX_DO_NOT_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_hw_clear_acpi_status (ACPI_MTX_DO_NOT_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_clear_acpi_status(ACPI_MTX_DO_NOT_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* * 1) Disable/Clear all GPEs * 2) Enable all wakeup GPEs */ - status = acpi_hw_disable_all_gpes (ACPI_ISR); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_disable_all_gpes(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } acpi_gbl_system_awake_and_running = FALSE; - status = acpi_hw_enable_all_wakeup_gpes (ACPI_ISR); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_enable_all_wakeup_gpes(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_FLUSH_CPU_CACHE (); + ACPI_FLUSH_CPU_CACHE(); - status = acpi_os_write_port (acpi_gbl_FADT->smi_cmd, - (u32) acpi_gbl_FADT->S4bios_req, 8); + status = acpi_os_write_port(acpi_gbl_FADT->smi_cmd, + (u32) acpi_gbl_FADT->S4bios_req, 8); do { acpi_os_stall(1000); - status = acpi_get_register (ACPI_BITREG_WAKE_STATUS, &in_value, - ACPI_MTX_DO_NOT_LOCK); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_get_register(ACPI_BITREG_WAKE_STATUS, &in_value, + ACPI_MTX_DO_NOT_LOCK); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } while (!in_value); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } -EXPORT_SYMBOL(acpi_enter_sleep_state_s4bios); +EXPORT_SYMBOL(acpi_enter_sleep_state_s4bios); /******************************************************************************* * @@ -467,55 +459,62 @@ EXPORT_SYMBOL(acpi_enter_sleep_state_s4bios); * ******************************************************************************/ -acpi_status -acpi_leave_sleep_state ( - u8 sleep_state) +acpi_status acpi_leave_sleep_state(u8 sleep_state) { - struct acpi_object_list arg_list; - union acpi_object arg; - acpi_status status; - struct acpi_bit_register_info *sleep_type_reg_info; - struct acpi_bit_register_info *sleep_enable_reg_info; - u32 PM1Acontrol; - u32 PM1Bcontrol; - - - ACPI_FUNCTION_TRACE ("acpi_leave_sleep_state"); + struct acpi_object_list arg_list; + union acpi_object arg; + acpi_status status; + struct acpi_bit_register_info *sleep_type_reg_info; + struct acpi_bit_register_info *sleep_enable_reg_info; + u32 PM1Acontrol; + u32 PM1Bcontrol; + ACPI_FUNCTION_TRACE("acpi_leave_sleep_state"); /* * Set SLP_TYPE and SLP_EN to state S0. * This is unclear from the ACPI Spec, but it is required * by some machines. */ - status = acpi_get_sleep_type_data (ACPI_STATE_S0, - &acpi_gbl_sleep_type_a, &acpi_gbl_sleep_type_b); - if (ACPI_SUCCESS (status)) { - sleep_type_reg_info = acpi_hw_get_bit_register_info (ACPI_BITREG_SLEEP_TYPE_A); - sleep_enable_reg_info = acpi_hw_get_bit_register_info (ACPI_BITREG_SLEEP_ENABLE); + status = acpi_get_sleep_type_data(ACPI_STATE_S0, + &acpi_gbl_sleep_type_a, + &acpi_gbl_sleep_type_b); + if (ACPI_SUCCESS(status)) { + sleep_type_reg_info = + acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_TYPE_A); + sleep_enable_reg_info = + acpi_hw_get_bit_register_info(ACPI_BITREG_SLEEP_ENABLE); /* Get current value of PM1A control */ - status = acpi_hw_register_read (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1_CONTROL, &PM1Acontrol); - if (ACPI_SUCCESS (status)) { + status = acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1_CONTROL, + &PM1Acontrol); + if (ACPI_SUCCESS(status)) { /* Clear SLP_EN and SLP_TYP fields */ PM1Acontrol &= ~(sleep_type_reg_info->access_bit_mask | - sleep_enable_reg_info->access_bit_mask); + sleep_enable_reg_info-> + access_bit_mask); PM1Bcontrol = PM1Acontrol; /* Insert SLP_TYP bits */ - PM1Acontrol |= (acpi_gbl_sleep_type_a << sleep_type_reg_info->bit_position); - PM1Bcontrol |= (acpi_gbl_sleep_type_b << sleep_type_reg_info->bit_position); + PM1Acontrol |= + (acpi_gbl_sleep_type_a << sleep_type_reg_info-> + bit_position); + PM1Bcontrol |= + (acpi_gbl_sleep_type_b << sleep_type_reg_info-> + bit_position); /* Just ignore any errors */ - (void) acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1A_CONTROL, PM1Acontrol); - (void) acpi_hw_register_write (ACPI_MTX_DO_NOT_LOCK, - ACPI_REGISTER_PM1B_CONTROL, PM1Bcontrol); + (void)acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1A_CONTROL, + PM1Acontrol); + (void)acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK, + ACPI_REGISTER_PM1B_CONTROL, + PM1Bcontrol); } } @@ -532,23 +531,23 @@ acpi_leave_sleep_state ( /* Ignore any errors from these methods */ arg.integer.value = ACPI_SST_WAKING; - status = acpi_evaluate_object (NULL, METHOD_NAME__SST, &arg_list, NULL); - if (ACPI_FAILURE (status) && status != AE_NOT_FOUND) { - ACPI_REPORT_ERROR (("Method _SST failed, %s\n", - acpi_format_exception (status))); + status = acpi_evaluate_object(NULL, METHOD_NAME__SST, &arg_list, NULL); + if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { + ACPI_REPORT_ERROR(("Method _SST failed, %s\n", + acpi_format_exception(status))); } arg.integer.value = sleep_state; - status = acpi_evaluate_object (NULL, METHOD_NAME__BFS, &arg_list, NULL); - if (ACPI_FAILURE (status) && status != AE_NOT_FOUND) { - ACPI_REPORT_ERROR (("Method _BFS failed, %s\n", - acpi_format_exception (status))); + status = acpi_evaluate_object(NULL, METHOD_NAME__BFS, &arg_list, NULL); + if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { + ACPI_REPORT_ERROR(("Method _BFS failed, %s\n", + acpi_format_exception(status))); } - status = acpi_evaluate_object (NULL, METHOD_NAME__WAK, &arg_list, NULL); - if (ACPI_FAILURE (status) && status != AE_NOT_FOUND) { - ACPI_REPORT_ERROR (("Method _WAK failed, %s\n", - acpi_format_exception (status))); + status = acpi_evaluate_object(NULL, METHOD_NAME__WAK, &arg_list, NULL); + if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { + ACPI_REPORT_ERROR(("Method _WAK failed, %s\n", + acpi_format_exception(status))); } /* TBD: _WAK "sometimes" returns stuff - do we want to look at it? */ @@ -557,33 +556,35 @@ acpi_leave_sleep_state ( * 1) Disable/Clear all GPEs * 2) Enable all runtime GPEs */ - status = acpi_hw_disable_all_gpes (ACPI_NOT_ISR); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_disable_all_gpes(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } acpi_gbl_system_awake_and_running = TRUE; - status = acpi_hw_enable_all_runtime_gpes (ACPI_NOT_ISR); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_enable_all_runtime_gpes(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Enable power button */ - (void) acpi_set_register( - acpi_gbl_fixed_event_info[ACPI_EVENT_POWER_BUTTON].enable_register_id, - 1, ACPI_MTX_DO_NOT_LOCK); + (void) + acpi_set_register(acpi_gbl_fixed_event_info + [ACPI_EVENT_POWER_BUTTON].enable_register_id, 1, + ACPI_MTX_DO_NOT_LOCK); - (void) acpi_set_register( - acpi_gbl_fixed_event_info[ACPI_EVENT_POWER_BUTTON].status_register_id, - 1, ACPI_MTX_DO_NOT_LOCK); + (void) + acpi_set_register(acpi_gbl_fixed_event_info + [ACPI_EVENT_POWER_BUTTON].status_register_id, 1, + ACPI_MTX_DO_NOT_LOCK); arg.integer.value = ACPI_SST_WORKING; - status = acpi_evaluate_object (NULL, METHOD_NAME__SST, &arg_list, NULL); - if (ACPI_FAILURE (status) && status != AE_NOT_FOUND) { - ACPI_REPORT_ERROR (("Method _SST failed, %s\n", - acpi_format_exception (status))); + status = acpi_evaluate_object(NULL, METHOD_NAME__SST, &arg_list, NULL); + if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { + ACPI_REPORT_ERROR(("Method _SST failed, %s\n", + acpi_format_exception(status))); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } diff --git a/drivers/acpi/hardware/hwtimer.c b/drivers/acpi/hardware/hwtimer.c index 49d7b395322e..aff6dc141784 100644 --- a/drivers/acpi/hardware/hwtimer.c +++ b/drivers/acpi/hardware/hwtimer.c @@ -46,8 +46,7 @@ #include <acpi/acpi.h> #define _COMPONENT ACPI_HARDWARE - ACPI_MODULE_NAME ("hwtimer") - +ACPI_MODULE_NAME("hwtimer") /****************************************************************************** * @@ -60,29 +59,23 @@ * DESCRIPTION: Obtains resolution of the ACPI PM Timer (24 or 32 bits). * ******************************************************************************/ - -acpi_status -acpi_get_timer_resolution ( - u32 *resolution) +acpi_status acpi_get_timer_resolution(u32 * resolution) { - ACPI_FUNCTION_TRACE ("acpi_get_timer_resolution"); - + ACPI_FUNCTION_TRACE("acpi_get_timer_resolution"); if (!resolution) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } if (0 == acpi_gbl_FADT->tmr_val_ext) { *resolution = 24; - } - else { + } else { *resolution = 32; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /****************************************************************************** * * FUNCTION: acpi_get_timer @@ -95,26 +88,22 @@ acpi_get_timer_resolution ( * ******************************************************************************/ -acpi_status -acpi_get_timer ( - u32 *ticks) +acpi_status acpi_get_timer(u32 * ticks) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_get_timer"); + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_get_timer"); if (!ticks) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_hw_low_level_read (32, ticks, &acpi_gbl_FADT->xpm_tmr_blk); + status = acpi_hw_low_level_read(32, ticks, &acpi_gbl_FADT->xpm_tmr_blk); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_get_timer); +EXPORT_SYMBOL(acpi_get_timer); /****************************************************************************** * @@ -146,21 +135,16 @@ EXPORT_SYMBOL(acpi_get_timer); ******************************************************************************/ acpi_status -acpi_get_timer_duration ( - u32 start_ticks, - u32 end_ticks, - u32 *time_elapsed) +acpi_get_timer_duration(u32 start_ticks, u32 end_ticks, u32 * time_elapsed) { - acpi_status status; - u32 delta_ticks; - acpi_integer quotient; - - - ACPI_FUNCTION_TRACE ("acpi_get_timer_duration"); + acpi_status status; + u32 delta_ticks; + acpi_integer quotient; + ACPI_FUNCTION_TRACE("acpi_get_timer_duration"); if (!time_elapsed) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* @@ -169,22 +153,22 @@ acpi_get_timer_duration ( */ if (start_ticks < end_ticks) { delta_ticks = end_ticks - start_ticks; - } - else if (start_ticks > end_ticks) { + } else if (start_ticks > end_ticks) { if (0 == acpi_gbl_FADT->tmr_val_ext) { /* 24-bit Timer */ - delta_ticks = (((0x00FFFFFF - start_ticks) + end_ticks) & 0x00FFFFFF); - } - else { + delta_ticks = + (((0x00FFFFFF - start_ticks) + + end_ticks) & 0x00FFFFFF); + } else { /* 32-bit Timer */ delta_ticks = (0xFFFFFFFF - start_ticks) + end_ticks; } - } - else /* start_ticks == end_ticks */ { + } else { /* start_ticks == end_ticks */ + *time_elapsed = 0; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* @@ -192,12 +176,11 @@ acpi_get_timer_duration ( * * time_elapsed = (delta_ticks * 1000000) / PM_TIMER_FREQUENCY; */ - status = acpi_ut_short_divide (((u64) delta_ticks) * 1000000, - PM_TIMER_FREQUENCY, "ient, NULL); + status = acpi_ut_short_divide(((u64) delta_ticks) * 1000000, + PM_TIMER_FREQUENCY, "ient, NULL); *time_elapsed = (u32) quotient; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } EXPORT_SYMBOL(acpi_get_timer_duration); - diff --git a/drivers/acpi/hotkey.c b/drivers/acpi/hotkey.c index 1f76a40badec..2e2e4051dfa7 100644 --- a/drivers/acpi/hotkey.c +++ b/drivers/acpi/hotkey.c @@ -62,7 +62,7 @@ #define _COMPONENT ACPI_HOTKEY_COMPONENT ACPI_MODULE_NAME("acpi_hotkey") -MODULE_AUTHOR("luming.yu@intel.com"); + MODULE_AUTHOR("luming.yu@intel.com"); MODULE_DESCRIPTION(ACPI_HOTK_NAME); MODULE_LICENSE("GPL"); @@ -180,8 +180,8 @@ static int hotkey_config_seq_show(struct seq_file *seq, void *offset); static int hotkey_poll_config_seq_show(struct seq_file *seq, void *offset); static int hotkey_polling_open_fs(struct inode *inode, struct file *file); static union acpi_hotkey *get_hotkey_by_event(struct - acpi_hotkey_list - *hotkey_list, int event); + acpi_hotkey_list + *hotkey_list, int event); /* event based config */ static struct file_operations hotkey_config_fops = { @@ -246,7 +246,7 @@ static int hotkey_info_open_fs(struct inode *inode, struct file *file) static char *format_result(union acpi_object *object) { char *buf = NULL; - + buf = (char *)kmalloc(RESULT_STR_LEN, GFP_KERNEL); if (buf) memset(buf, 0, RESULT_STR_LEN); @@ -256,7 +256,7 @@ static char *format_result(union acpi_object *object) /* Now, just support integer type */ if (object->type == ACPI_TYPE_INTEGER) sprintf(buf, "%d\n", (u32) object->integer.value); -do_fail: + do_fail: return (buf); } @@ -268,9 +268,9 @@ static int hotkey_polling_seq_show(struct seq_file *seq, void *offset) ACPI_FUNCTION_TRACE("hotkey_polling_seq_show"); - if (poll_hotkey->poll_result){ + if (poll_hotkey->poll_result) { buf = format_result(poll_hotkey->poll_result); - if(buf) + if (buf) seq_printf(seq, "%s", buf); kfree(buf); } @@ -299,7 +299,7 @@ static int hotkey_get_internal_event(int event, struct acpi_hotkey_list *list) union acpi_hotkey *key = container_of(entries, union acpi_hotkey, entries); if (key->link.hotkey_type == ACPI_HOTKEY_EVENT - && key->event_hotkey.external_hotkey_num == event){ + && key->event_hotkey.external_hotkey_num == event) { val = key->link.hotkey_standard_num; break; } @@ -343,7 +343,7 @@ static int auto_hotkey_remove(struct acpi_device *device, int type) static int create_polling_proc(union acpi_hotkey *device) { struct proc_dir_entry *proc; - char proc_name[80]; + char proc_name[80]; mode_t mode; ACPI_FUNCTION_TRACE("create_polling_proc"); @@ -351,8 +351,8 @@ static int create_polling_proc(union acpi_hotkey *device) sprintf(proc_name, "%d", device->link.hotkey_standard_num); /* - strcat(proc_name, device->poll_hotkey.poll_method); - */ + strcat(proc_name, device->poll_hotkey.poll_method); + */ proc = create_proc_entry(proc_name, mode, hotkey_proc_dir); if (!proc) { @@ -415,50 +415,50 @@ static int hotkey_remove(union acpi_hotkey *device) return_VALUE(0); } -static int hotkey_update(union acpi_hotkey *key) +static int hotkey_update(union acpi_hotkey *key) { struct list_head *entries; ACPI_FUNCTION_TRACE("hotkey_update"); list_for_each(entries, global_hotkey_list.entries) { - union acpi_hotkey *tmp= + union acpi_hotkey *tmp = container_of(entries, union acpi_hotkey, entries); if (tmp->link.hotkey_standard_num == key->link.hotkey_standard_num) { if (key->link.hotkey_type == ACPI_HOTKEY_EVENT) { free_hotkey_buffer(tmp); tmp->event_hotkey.bus_handle = - key->event_hotkey.bus_handle; + key->event_hotkey.bus_handle; tmp->event_hotkey.external_hotkey_num = - key->event_hotkey.external_hotkey_num; + key->event_hotkey.external_hotkey_num; tmp->event_hotkey.action_handle = - key->event_hotkey.action_handle; + key->event_hotkey.action_handle; tmp->event_hotkey.action_method = - key->event_hotkey.action_method; + key->event_hotkey.action_method; kfree(key); } else { /* - char proc_name[80]; + char proc_name[80]; - sprintf(proc_name, "%d", tmp->link.hotkey_standard_num); - strcat(proc_name, tmp->poll_hotkey.poll_method); - remove_proc_entry(proc_name,hotkey_proc_dir); - */ + sprintf(proc_name, "%d", tmp->link.hotkey_standard_num); + strcat(proc_name, tmp->poll_hotkey.poll_method); + remove_proc_entry(proc_name,hotkey_proc_dir); + */ free_poll_hotkey_buffer(tmp); tmp->poll_hotkey.poll_handle = - key->poll_hotkey.poll_handle; + key->poll_hotkey.poll_handle; tmp->poll_hotkey.poll_method = - key->poll_hotkey.poll_method; + key->poll_hotkey.poll_method; tmp->poll_hotkey.action_handle = - key->poll_hotkey.action_handle; + key->poll_hotkey.action_handle; tmp->poll_hotkey.action_method = - key->poll_hotkey.action_method; + key->poll_hotkey.action_method; tmp->poll_hotkey.poll_result = - key->poll_hotkey.poll_result; + key->poll_hotkey.poll_result; /* - create_polling_proc(tmp); - */ + create_polling_proc(tmp); + */ kfree(key); } return_VALUE(0); @@ -483,27 +483,25 @@ static void free_hotkey_device(union acpi_hotkey *key) acpi_hotkey_notify_handler); free_hotkey_buffer(key); } else { - char proc_name[80]; + char proc_name[80]; sprintf(proc_name, "%d", key->link.hotkey_standard_num); /* - strcat(proc_name, key->poll_hotkey.poll_method); - */ - remove_proc_entry(proc_name,hotkey_proc_dir); + strcat(proc_name, key->poll_hotkey.poll_method); + */ + remove_proc_entry(proc_name, hotkey_proc_dir); free_poll_hotkey_buffer(key); } kfree(key); return_VOID; } -static void -free_hotkey_buffer(union acpi_hotkey *key) +static void free_hotkey_buffer(union acpi_hotkey *key) { kfree(key->event_hotkey.action_method); } -static void -free_poll_hotkey_buffer(union acpi_hotkey *key) +static void free_poll_hotkey_buffer(union acpi_hotkey *key) { kfree(key->poll_hotkey.action_method); kfree(key->poll_hotkey.poll_method); @@ -513,15 +511,15 @@ static int init_hotkey_device(union acpi_hotkey *key, char *bus_str, char *action_str, char *method, int std_num, int external_num) { - acpi_handle tmp_handle; + acpi_handle tmp_handle; acpi_status status = AE_OK; ACPI_FUNCTION_TRACE("init_hotkey_device"); - if(std_num < 0 || IS_POLL(std_num) || !key ) + if (std_num < 0 || IS_POLL(std_num) || !key) goto do_fail; - if(!bus_str || !action_str || !method) + if (!bus_str || !action_str || !method) goto do_fail; key->link.hotkey_type = ACPI_HOTKEY_EVENT; @@ -529,19 +527,22 @@ init_hotkey_device(union acpi_hotkey *key, char *bus_str, char *action_str, key->event_hotkey.flag = 0; key->event_hotkey.action_method = method; - status = acpi_get_handle(NULL,bus_str, &(key->event_hotkey.bus_handle)); - if(ACPI_FAILURE(status)) + status = + acpi_get_handle(NULL, bus_str, &(key->event_hotkey.bus_handle)); + if (ACPI_FAILURE(status)) goto do_fail; key->event_hotkey.external_hotkey_num = external_num; - status = acpi_get_handle(NULL,action_str, &(key->event_hotkey.action_handle)); - if(ACPI_FAILURE(status)) + status = + acpi_get_handle(NULL, action_str, + &(key->event_hotkey.action_handle)); + if (ACPI_FAILURE(status)) goto do_fail; status = acpi_get_handle(key->event_hotkey.action_handle, - method, &tmp_handle); + method, &tmp_handle); if (ACPI_FAILURE(status)) goto do_fail; return_VALUE(AE_OK); -do_fail: + do_fail: return_VALUE(-ENODEV); } @@ -552,14 +553,14 @@ init_poll_hotkey_device(union acpi_hotkey *key, char *action_str, char *action_method, int std_num) { acpi_status status = AE_OK; - acpi_handle tmp_handle; + acpi_handle tmp_handle; ACPI_FUNCTION_TRACE("init_poll_hotkey_device"); - if(std_num < 0 || IS_EVENT(std_num) || !key) + if (std_num < 0 || IS_EVENT(std_num) || !key) goto do_fail; - if(!poll_str || !poll_method || !action_str || !action_method) + if (!poll_str || !poll_method || !action_str || !action_method) goto do_fail; key->link.hotkey_type = ACPI_HOTKEY_POLLING; @@ -568,30 +569,32 @@ init_poll_hotkey_device(union acpi_hotkey *key, key->poll_hotkey.poll_method = poll_method; key->poll_hotkey.action_method = action_method; - status = acpi_get_handle(NULL,poll_str, &(key->poll_hotkey.poll_handle)); - if(ACPI_FAILURE(status)) + status = + acpi_get_handle(NULL, poll_str, &(key->poll_hotkey.poll_handle)); + if (ACPI_FAILURE(status)) goto do_fail; status = acpi_get_handle(key->poll_hotkey.poll_handle, - poll_method, &tmp_handle); - if (ACPI_FAILURE(status)) - goto do_fail; - status = acpi_get_handle(NULL,action_str, &(key->poll_hotkey.action_handle)); + poll_method, &tmp_handle); + if (ACPI_FAILURE(status)) + goto do_fail; + status = + acpi_get_handle(NULL, action_str, + &(key->poll_hotkey.action_handle)); if (ACPI_FAILURE(status)) goto do_fail; status = acpi_get_handle(key->poll_hotkey.action_handle, - action_method, &tmp_handle); + action_method, &tmp_handle); if (ACPI_FAILURE(status)) goto do_fail; key->poll_hotkey.poll_result = (union acpi_object *)kmalloc(sizeof(union acpi_object), GFP_KERNEL); - if(!key->poll_hotkey.poll_result) + if (!key->poll_hotkey.poll_result) goto do_fail; return_VALUE(AE_OK); -do_fail: + do_fail: return_VALUE(-ENODEV); } - static int hotkey_open_config(struct inode *inode, struct file *file) { ACPI_FUNCTION_TRACE("hotkey_open_config"); @@ -679,8 +682,9 @@ get_parms(char *config_record, sscanf(config_record, "%d", cmd); - if(*cmd == 1){ - if(sscanf(config_record, "%d:%d", cmd, internal_event_num)!=2) + if (*cmd == 1) { + if (sscanf(config_record, "%d:%d", cmd, internal_event_num) != + 2) goto do_fail; else return (6); @@ -694,8 +698,8 @@ get_parms(char *config_record, goto do_fail; count = tmp1 - tmp; - *bus_handle = (char *) kmalloc(count+1, GFP_KERNEL); - if(!*bus_handle) + *bus_handle = (char *)kmalloc(count + 1, GFP_KERNEL); + if (!*bus_handle) goto do_fail; strncpy(*bus_handle, tmp, count); *(*bus_handle + count) = 0; @@ -706,8 +710,8 @@ get_parms(char *config_record, if (!tmp1) goto do_fail; count = tmp1 - tmp; - *bus_method = (char *) kmalloc(count+1, GFP_KERNEL); - if(!*bus_method) + *bus_method = (char *)kmalloc(count + 1, GFP_KERNEL); + if (!*bus_method) goto do_fail; strncpy(*bus_method, tmp, count); *(*bus_method + count) = 0; @@ -718,7 +722,7 @@ get_parms(char *config_record, if (!tmp1) goto do_fail; count = tmp1 - tmp; - *action_handle = (char *) kmalloc(count+1, GFP_KERNEL); + *action_handle = (char *)kmalloc(count + 1, GFP_KERNEL); strncpy(*action_handle, tmp, count); *(*action_handle + count) = 0; @@ -728,17 +732,18 @@ get_parms(char *config_record, if (!tmp1) goto do_fail; count = tmp1 - tmp; - *method = (char *) kmalloc(count+1, GFP_KERNEL); - if(!*method) + *method = (char *)kmalloc(count + 1, GFP_KERNEL); + if (!*method) goto do_fail; strncpy(*method, tmp, count); *(*method + count) = 0; - if(sscanf(tmp1 + 1, "%d:%d", internal_event_num, external_event_num)<=0) + if (sscanf(tmp1 + 1, "%d:%d", internal_event_num, external_event_num) <= + 0) goto do_fail; return_VALUE(6); -do_fail: + do_fail: return_VALUE(-1); } @@ -758,8 +763,8 @@ static ssize_t hotkey_write_config(struct file *file, ACPI_FUNCTION_TRACE(("hotkey_write_config")); - config_record = (char *) kmalloc(count+1, GFP_KERNEL); - if(!config_record) + config_record = (char *)kmalloc(count + 1, GFP_KERNEL); + if (!config_record) return_VALUE(-ENOMEM); if (copy_from_user(config_record, buffer, count)) { @@ -777,10 +782,10 @@ static ssize_t hotkey_write_config(struct file *file, &method, &internal_event_num, &external_event_num); kfree(config_record); - if(IS_OTHERS(internal_event_num)) + if (IS_OTHERS(internal_event_num)) goto do_fail; if (ret != 6) { -do_fail: + do_fail: kfree(bus_handle); kfree(bus_method); kfree(action_handle); @@ -791,14 +796,14 @@ do_fail: } key = kmalloc(sizeof(union acpi_hotkey), GFP_KERNEL); - if(!key) + if (!key) goto do_fail; memset(key, 0, sizeof(union acpi_hotkey)); - if(cmd == 1) { + if (cmd == 1) { union acpi_hotkey *tmp = NULL; tmp = get_hotkey_by_event(&global_hotkey_list, - internal_event_num); - if(!tmp) + internal_event_num); + if (!tmp) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid key")); else memcpy(key, tmp, sizeof(union acpi_hotkey)); @@ -807,15 +812,16 @@ do_fail: if (IS_EVENT(internal_event_num)) { kfree(bus_method); ret = init_hotkey_device(key, bus_handle, action_handle, method, - internal_event_num, external_event_num); + internal_event_num, + external_event_num); } else ret = init_poll_hotkey_device(key, bus_handle, bus_method, - action_handle, method, - internal_event_num); + action_handle, method, + internal_event_num); if (ret) { kfree(bus_handle); kfree(action_handle); - if(IS_EVENT(internal_event_num)) + if (IS_EVENT(internal_event_num)) free_hotkey_buffer(key); else free_poll_hotkey_buffer(key); @@ -824,13 +830,14 @@ do_fail: return_VALUE(-EINVAL); } -cont_cmd: + cont_cmd: kfree(bus_handle); kfree(action_handle); switch (cmd) { case 0: - if(get_hotkey_by_event(&global_hotkey_list,key->link.hotkey_standard_num)) + if (get_hotkey_by_event + (&global_hotkey_list, key->link.hotkey_standard_num)) goto fail_out; else hotkey_add(key); @@ -839,7 +846,7 @@ cont_cmd: hotkey_remove(key); break; case 2: - if(hotkey_update(key)) + if (hotkey_update(key)) goto fail_out; break; default: @@ -847,8 +854,8 @@ cont_cmd: break; } return_VALUE(count); -fail_out: - if(IS_EVENT(internal_event_num)) + fail_out: + if (IS_EVENT(internal_event_num)) free_hotkey_buffer(key); else free_poll_hotkey_buffer(key); @@ -882,7 +889,8 @@ static int write_acpi_int(acpi_handle handle, const char *method, int val, return_VALUE(status == AE_OK); } -static int read_acpi_int(acpi_handle handle, const char *method, union acpi_object *val) +static int read_acpi_int(acpi_handle handle, const char *method, + union acpi_object *val) { struct acpi_buffer output; union acpi_object out_obj; @@ -893,7 +901,7 @@ static int read_acpi_int(acpi_handle handle, const char *method, union acpi_obje output.pointer = &out_obj; status = acpi_evaluate_object(handle, (char *)method, NULL, &output); - if(val){ + if (val) { val->integer.value = out_obj.integer.value; val->type = out_obj.type; } else @@ -903,8 +911,8 @@ static int read_acpi_int(acpi_handle handle, const char *method, union acpi_obje } static union acpi_hotkey *get_hotkey_by_event(struct - acpi_hotkey_list - *hotkey_list, int event) + acpi_hotkey_list + *hotkey_list, int event) { struct list_head *entries; @@ -912,10 +920,10 @@ static union acpi_hotkey *get_hotkey_by_event(struct union acpi_hotkey *key = container_of(entries, union acpi_hotkey, entries); if (key->link.hotkey_standard_num == event) { - return(key); + return (key); } } - return(NULL); + return (NULL); } /* @@ -932,15 +940,15 @@ static ssize_t hotkey_execute_aml_method(struct file *file, { struct acpi_hotkey_list *hotkey_list = &global_hotkey_list; char *arg; - int event,method_type,type, value; + int event, method_type, type, value; union acpi_hotkey *key; ACPI_FUNCTION_TRACE("hotkey_execte_aml_method"); - arg = (char *) kmalloc(count+1, GFP_KERNEL); - if(!arg) + arg = (char *)kmalloc(count + 1, GFP_KERNEL); + if (!arg) return_VALUE(-ENOMEM); - arg[count]=0; + arg[count] = 0; if (copy_from_user(arg, buffer, count)) { kfree(arg); @@ -948,7 +956,8 @@ static ssize_t hotkey_execute_aml_method(struct file *file, return_VALUE(-EINVAL); } - if (sscanf(arg, "%d:%d:%d:%d", &event, &method_type, &type, &value) != 4) { + if (sscanf(arg, "%d:%d:%d:%d", &event, &method_type, &type, &value) != + 4) { kfree(arg); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid argument 3")); return_VALUE(-EINVAL); @@ -956,19 +965,21 @@ static ssize_t hotkey_execute_aml_method(struct file *file, kfree(arg); if (type == ACPI_TYPE_INTEGER) { key = get_hotkey_by_event(hotkey_list, event); - if(!key) + if (!key) goto do_fail; if (IS_EVENT(event)) write_acpi_int(key->event_hotkey.action_handle, - key->event_hotkey.action_method, value, NULL); + key->event_hotkey.action_method, value, + NULL); else if (IS_POLL(event)) { - if ( method_type == POLL_METHOD ) + if (method_type == POLL_METHOD) read_acpi_int(key->poll_hotkey.poll_handle, - key->poll_hotkey.poll_method, - key->poll_hotkey.poll_result); - else if ( method_type == ACTION_METHOD ) + key->poll_hotkey.poll_method, + key->poll_hotkey.poll_result); + else if (method_type == ACTION_METHOD) write_acpi_int(key->poll_hotkey.action_handle, - key->poll_hotkey.action_method, value, NULL); + key->poll_hotkey.action_method, + value, NULL); else goto do_fail; @@ -978,7 +989,7 @@ static ssize_t hotkey_execute_aml_method(struct file *file, return_VALUE(-EINVAL); } return_VALUE(count); -do_fail: + do_fail: return_VALUE(-EINVAL); } @@ -1074,15 +1085,15 @@ static int __init hotkey_init(void) return (0); -do_fail5: + do_fail5: remove_proc_entry(HOTKEY_INFO, hotkey_proc_dir); -do_fail4: + do_fail4: remove_proc_entry(HOTKEY_ACTION, hotkey_proc_dir); -do_fail3: + do_fail3: remove_proc_entry(HOTKEY_PL_CONFIG, hotkey_proc_dir); -do_fail2: + do_fail2: remove_proc_entry(HOTKEY_EV_CONFIG, hotkey_proc_dir); -do_fail1: + do_fail1: remove_proc_entry(HOTKEY_PROC, acpi_root_dir); return (-ENODEV); } diff --git a/drivers/acpi/ibm_acpi.c b/drivers/acpi/ibm_acpi.c index ad85e10001f4..5cc090326ddc 100644 --- a/drivers/acpi/ibm_acpi.c +++ b/drivers/acpi/ibm_acpi.c @@ -2,7 +2,7 @@ * ibm_acpi.c - IBM ThinkPad ACPI Extras * * - * Copyright (C) 2004 Borislav Deianov + * Copyright (C) 2004-2005 Borislav Deianov <borislav@users.sf.net> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -17,38 +17,62 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * + */ + +#define IBM_VERSION "0.12a" + +/* * Changelog: - * - * 2004-08-09 0.1 initial release, support for X series - * 2004-08-14 0.2 support for T series, X20 - * bluetooth enable/disable - * hotkey events disabled by default - * removed fan control, currently useless - * 2004-08-17 0.3 support for R40 - * lcd off, brightness control - * thinklight on/off - * 2004-09-16 0.4 support for module parameters - * hotkey mask can be prefixed by 0x - * video output switching - * video expansion control - * ultrabay eject support - * removed lcd brightness/on/off control, didn't work + * + * 2005-08-17 0.12 fix compilation on 2.6.13-rc kernels + * 2005-03-17 0.11 support for 600e, 770x + * thanks to Jamie Lentin <lentinj@dial.pipex.com> + * support for 770e, G41 + * G40 and G41 don't have a thinklight + * temperatures no longer experimental + * experimental brightness control + * experimental volume control + * experimental fan enable/disable + * 2005-01-16 0.10 fix module loading on R30, R31 + * 2005-01-16 0.9 support for 570, R30, R31 + * ultrabay support on A22p, A3x + * limit arg for cmos, led, beep, drop experimental status + * more capable led control on A21e, A22p, T20-22, X20 + * experimental temperatures and fan speed + * experimental embedded controller register dump + * mark more functions as __init, drop incorrect __exit + * use MODULE_VERSION + * thanks to Henrik Brix Andersen <brix@gentoo.org> + * fix parameter passing on module loading + * thanks to Rusty Russell <rusty@rustcorp.com.au> + * thanks to Jim Radford <radford@blackbean.org> + * 2004-11-08 0.8 fix init error case, don't return from a macro + * thanks to Chris Wright <chrisw@osdl.org> + * 2004-10-23 0.7 fix module loading on A21e, A22p, T20, T21, X20 + * fix led control on A21e + * 2004-10-19 0.6 use acpi_bus_register_driver() to claim HKEY device * 2004-10-18 0.5 thinklight support on A21e, G40, R32, T20, T21, X20 * proc file format changed * video_switch command * experimental cmos control * experimental led control * experimental acpi sounds - * 2004-10-19 0.6 use acpi_bus_register_driver() to claim HKEY device - * 2004-10-23 0.7 fix module loading on A21e, A22p, T20, T21, X20 - * fix LED control on A21e - * 2004-11-08 0.8 fix init error case, don't return from a macro - * thanks to Chris Wright <chrisw@osdl.org> + * 2004-09-16 0.4 support for module parameters + * hotkey mask can be prefixed by 0x + * video output switching + * video expansion control + * ultrabay eject support + * removed lcd brightness/on/off control, didn't work + * 2004-08-17 0.3 support for R40 + * lcd off, brightness control + * thinklight on/off + * 2004-08-14 0.2 support for T series, X20 + * bluetooth enable/disable + * hotkey events disabled by default + * removed fan control, currently useless + * 2004-08-09 0.1 initial release, support for X series */ -#define IBM_VERSION "0.8" - #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> @@ -64,6 +88,11 @@ #define IBM_FILE "ibm_acpi" #define IBM_URL "http://ibm-acpi.sf.net/" +MODULE_AUTHOR("Borislav Deianov"); +MODULE_DESCRIPTION(IBM_DESC); +MODULE_VERSION(IBM_VERSION); +MODULE_LICENSE("GPL"); + #define IBM_DIR IBM_NAME #define IBM_LOG IBM_FILE ": " @@ -84,54 +113,122 @@ static acpi_handle root_handle = NULL; #define IBM_HANDLE(object, parent, paths...) \ static acpi_handle object##_handle; \ static acpi_handle *object##_parent = &parent##_handle; \ + static char *object##_path; \ static char *object##_paths[] = { paths } -IBM_HANDLE(ec, root, - "\\_SB.PCI0.ISA.EC", /* A21e, A22p, T20, T21, X20 */ - "\\_SB.PCI0.LPC.EC", /* all others */ -); - -IBM_HANDLE(vid, root, - "\\_SB.PCI0.VID", /* A21e, G40, X30, X40 */ - "\\_SB.PCI0.AGP.VID", /* all others */ -); - -IBM_HANDLE(cmos, root, - "\\UCMS", /* R50, R50p, R51, T4x, X31, X40 */ - "\\CMOS", /* A3x, G40, R32, T23, T30, X22, X24, X30 */ - "\\CMS", /* R40, R40e */ -); /* A21e, A22p, T20, T21, X20 */ - -IBM_HANDLE(dock, root, - "\\_SB.GDCK", /* X30, X31, X40 */ - "\\_SB.PCI0.DOCK", /* A22p, T20, T21, X20 */ - "\\_SB.PCI0.PCI1.DOCK", /* all others */ -); /* A21e, G40, R32, R40, R40e */ - -IBM_HANDLE(bay, root, - "\\_SB.PCI0.IDE0.SCND.MSTR"); /* all except A21e */ -IBM_HANDLE(bayej, root, - "\\_SB.PCI0.IDE0.SCND.MSTR._EJ0"); /* all except A2x, A3x */ - -IBM_HANDLE(lght, root, "\\LGHT"); /* A21e, A22p, T20, T21, X20 */ -IBM_HANDLE(hkey, ec, "HKEY"); /* all */ -IBM_HANDLE(led, ec, "LED"); /* all except A21e, A22p, T20, T21, X20 */ -IBM_HANDLE(sysl, ec, "SYSL"); /* A21e, A22p, T20, T21, X20 */ -IBM_HANDLE(bled, ec, "BLED"); /* A22p, T20, T21, X20 */ -IBM_HANDLE(beep, ec, "BEEP"); /* all models */ +/* + * The following models are supported to various degrees: + * + * 570, 600e, 600x, 770e, 770x + * A20m, A21e, A21m, A21p, A22p, A30, A30p, A31, A31p + * G40, G41 + * R30, R31, R32, R40, R40e, R50, R50e, R50p, R51 + * T20, T21, T22, T23, T30, T40, T40p, T41, T41p, T42, T42p, T43 + * X20, X21, X22, X23, X24, X30, X31, X40 + * + * The following models have no supported features: + * + * 240, 240x, i1400 + * + * Still missing DSDTs for the following models: + * + * A20p, A22e, A22m + * R52 + * S31 + * T43p + */ + +IBM_HANDLE(ec, root, "\\_SB.PCI0.ISA.EC0", /* 240, 240x */ + "\\_SB.PCI.ISA.EC", /* 570 */ + "\\_SB.PCI0.ISA0.EC0", /* 600e/x, 770e, 770x */ + "\\_SB.PCI0.ISA.EC", /* A21e, A2xm/p, T20-22, X20-21 */ + "\\_SB.PCI0.AD4S.EC0", /* i1400, R30 */ + "\\_SB.PCI0.ICH3.EC0", /* R31 */ + "\\_SB.PCI0.LPC.EC", /* all others */ + ); + +IBM_HANDLE(vid, root, "\\_SB.PCI.AGP.VGA", /* 570 */ + "\\_SB.PCI0.AGP0.VID0", /* 600e/x, 770x */ + "\\_SB.PCI0.VID0", /* 770e */ + "\\_SB.PCI0.VID", /* A21e, G4x, R50e, X30, X40 */ + "\\_SB.PCI0.AGP.VID", /* all others */ + ); /* R30, R31 */ + +IBM_HANDLE(vid2, root, "\\_SB.PCI0.AGPB.VID"); /* G41 */ + +IBM_HANDLE(cmos, root, "\\UCMS", /* R50, R50e, R50p, R51, T4x, X31, X40 */ + "\\CMOS", /* A3x, G4x, R32, T23, T30, X22-24, X30 */ + "\\CMS", /* R40, R40e */ + ); /* all others */ + +IBM_HANDLE(dock, root, "\\_SB.GDCK", /* X30, X31, X40 */ + "\\_SB.PCI0.DOCK", /* 600e/x,770e,770x,A2xm/p,T20-22,X20-21 */ + "\\_SB.PCI0.PCI1.DOCK", /* all others */ + "\\_SB.PCI.ISA.SLCE", /* 570 */ + ); /* A21e,G4x,R30,R31,R32,R40,R40e,R50e */ + +IBM_HANDLE(bay, root, "\\_SB.PCI.IDE.SECN.MAST", /* 570 */ + "\\_SB.PCI0.IDE0.IDES.IDSM", /* 600e/x, 770e, 770x */ + "\\_SB.PCI0.IDE0.SCND.MSTR", /* all others */ + ); /* A21e, R30, R31 */ + +IBM_HANDLE(bay_ej, bay, "_EJ3", /* 600e/x, A2xm/p, A3x */ + "_EJ0", /* all others */ + ); /* 570,A21e,G4x,R30,R31,R32,R40e,R50e */ + +IBM_HANDLE(bay2, root, "\\_SB.PCI0.IDE0.PRIM.SLAV", /* A3x, R32 */ + "\\_SB.PCI0.IDE0.IDEP.IDPS", /* 600e/x, 770e, 770x */ + ); /* all others */ + +IBM_HANDLE(bay2_ej, bay2, "_EJ3", /* 600e/x, 770e, A3x */ + "_EJ0", /* 770x */ + ); /* all others */ + +/* don't list other alternatives as we install a notify handler on the 570 */ +IBM_HANDLE(pci, root, "\\_SB.PCI"); /* 570 */ + +IBM_HANDLE(hkey, ec, "\\_SB.HKEY", /* 600e/x, 770e, 770x */ + "^HKEY", /* R30, R31 */ + "HKEY", /* all others */ + ); /* 570 */ + +IBM_HANDLE(lght, root, "\\LGHT"); /* A21e, A2xm/p, T20-22, X20-21 */ +IBM_HANDLE(ledb, ec, "LEDB"); /* G4x */ + +IBM_HANDLE(led, ec, "SLED", /* 570 */ + "SYSL", /* 600e/x, 770e, 770x, A21e, A2xm/p, T20-22, X20-21 */ + "LED", /* all others */ + ); /* R30, R31 */ + +IBM_HANDLE(beep, ec, "BEEP"); /* all except R30, R31 */ +IBM_HANDLE(ecrd, ec, "ECRD"); /* 570 */ +IBM_HANDLE(ecwr, ec, "ECWR"); /* 570 */ +IBM_HANDLE(fans, ec, "FANS"); /* X31, X40 */ + +IBM_HANDLE(gfan, ec, "GFAN", /* 570 */ + "\\FSPD", /* 600e/x, 770e, 770x */ + ); /* all others */ + +IBM_HANDLE(sfan, ec, "SFAN", /* 570 */ + "JFNS", /* 770x-JL */ + ); /* all others */ + +#define IBM_HKEY_HID "IBM0068" +#define IBM_PCI_HID "PNP0A03" struct ibm_struct { char *name; + char param[32]; char *hid; struct acpi_driver *driver; - - int (*init) (struct ibm_struct *); - int (*read) (struct ibm_struct *, char *); - int (*write) (struct ibm_struct *, char *); - void (*exit) (struct ibm_struct *); - void (*notify) (struct ibm_struct *, u32); + int (*init) (void); + int (*read) (char *); + int (*write) (char *); + void (*exit) (void); + + void (*notify) (struct ibm_struct *, u32); acpi_handle *handle; int type; struct acpi_device *device; @@ -141,17 +238,6 @@ struct ibm_struct { int init_called; int notify_installed; - int supported; - union { - struct { - int status; - int mask; - } hotkey; - struct { - int autoswitch; - } video; - } state; - int experimental; }; @@ -165,15 +251,15 @@ static int acpi_evalf(acpi_handle handle, void *res, char *method, char *fmt, ...) { char *fmt0 = fmt; - struct acpi_object_list params; - union acpi_object in_objs[IBM_MAX_ACPI_ARGS]; - struct acpi_buffer result; - union acpi_object out_obj; - acpi_status status; - va_list ap; - char res_type; - int success; - int quiet; + struct acpi_object_list params; + union acpi_object in_objs[IBM_MAX_ACPI_ARGS]; + struct acpi_buffer result, *resultp; + union acpi_object out_obj; + acpi_status status; + va_list ap; + char res_type; + int success; + int quiet; if (!*fmt) { printk(IBM_ERR "acpi_evalf() called with empty format\n"); @@ -199,7 +285,7 @@ static int acpi_evalf(acpi_handle handle, in_objs[params.count].integer.value = va_arg(ap, int); in_objs[params.count++].type = ACPI_TYPE_INTEGER; break; - /* add more types as needed */ + /* add more types as needed */ default: printk(IBM_ERR "acpi_evalf() called " "with invalid format character '%c'\n", c); @@ -208,21 +294,25 @@ static int acpi_evalf(acpi_handle handle, } va_end(ap); - result.length = sizeof(out_obj); - result.pointer = &out_obj; + if (res_type != 'v') { + result.length = sizeof(out_obj); + result.pointer = &out_obj; + resultp = &result; + } else + resultp = NULL; - status = acpi_evaluate_object(handle, method, ¶ms, &result); + status = acpi_evaluate_object(handle, method, ¶ms, resultp); switch (res_type) { - case 'd': /* int */ + case 'd': /* int */ if (res) *(int *)res = out_obj.integer.value; success = status == AE_OK && out_obj.type == ACPI_TYPE_INTEGER; break; - case 'v': /* void */ + case 'v': /* void */ success = status == AE_OK; break; - /* add more types as needed */ + /* add more types as needed */ default: printk(IBM_ERR "acpi_evalf() called " "with invalid format character '%c'\n", res_type); @@ -262,7 +352,7 @@ static char *next_cmd(char **cmds) return start; } -static int driver_init(struct ibm_struct *ibm) +static int driver_init(void) { printk(IBM_INFO "%s v%s\n", IBM_DESC, IBM_VERSION); printk(IBM_INFO "%s\n", IBM_URL); @@ -270,7 +360,7 @@ static int driver_init(struct ibm_struct *ibm) return 0; } -static int driver_read(struct ibm_struct *ibm, char *p) +static int driver_read(char *p) { int len = 0; @@ -280,67 +370,74 @@ static int driver_read(struct ibm_struct *ibm, char *p) return len; } -static int hotkey_get(struct ibm_struct *ibm, int *status, int *mask) +static int hotkey_supported; +static int hotkey_mask_supported; +static int hotkey_orig_status; +static int hotkey_orig_mask; + +static int hotkey_get(int *status, int *mask) { if (!acpi_evalf(hkey_handle, status, "DHKC", "d")) - return -EIO; - if (ibm->supported) { - if (!acpi_evalf(hkey_handle, mask, "DHKN", "qd")) - return -EIO; - } else { - *mask = ibm->state.hotkey.mask; - } - return 0; + return 0; + + if (hotkey_mask_supported) + if (!acpi_evalf(hkey_handle, mask, "DHKN", "d")) + return 0; + + return 1; } -static int hotkey_set(struct ibm_struct *ibm, int status, int mask) +static int hotkey_set(int status, int mask) { int i; if (!acpi_evalf(hkey_handle, NULL, "MHKC", "vd", status)) - return -EIO; - - if (!ibm->supported) return 0; - for (i=0; i<32; i++) { - int bit = ((1 << i) & mask) != 0; - if (!acpi_evalf(hkey_handle, NULL, "MHKM", "vdd", i+1, bit)) - return -EIO; - } + if (hotkey_mask_supported) + for (i = 0; i < 32; i++) { + int bit = ((1 << i) & mask) != 0; + if (!acpi_evalf(hkey_handle, + NULL, "MHKM", "vdd", i + 1, bit)) + return 0; + } - return 0; + return 1; } -static int hotkey_init(struct ibm_struct *ibm) +static int hotkey_init(void) { - int ret; + /* hotkey not supported on 570 */ + hotkey_supported = hkey_handle != NULL; - ibm->supported = 1; - ret = hotkey_get(ibm, - &ibm->state.hotkey.status, - &ibm->state.hotkey.mask); - if (ret < 0) { - /* mask not supported on A21e, A22p, T20, T21, X20, X22, X24 */ - ibm->supported = 0; - ret = hotkey_get(ibm, - &ibm->state.hotkey.status, - &ibm->state.hotkey.mask); + if (hotkey_supported) { + /* mask not supported on 570, 600e/x, 770e, 770x, A21e, A2xm/p, + A30, R30, R31, T20-22, X20-21, X22-24 */ + hotkey_mask_supported = + acpi_evalf(hkey_handle, NULL, "DHKN", "qv"); + + if (!hotkey_get(&hotkey_orig_status, &hotkey_orig_mask)) + return -ENODEV; } - return ret; -} + return 0; +} -static int hotkey_read(struct ibm_struct *ibm, char *p) +static int hotkey_read(char *p) { int status, mask; int len = 0; - if (hotkey_get(ibm, &status, &mask) < 0) + if (!hotkey_supported) { + len += sprintf(p + len, "status:\t\tnot supported\n"); + return len; + } + + if (!hotkey_get(&status, &mask)) return -EIO; len += sprintf(p + len, "status:\t\t%s\n", enabled(status, 0)); - if (ibm->supported) { + if (hotkey_mask_supported) { len += sprintf(p + len, "mask:\t\t0x%04x\n", mask); len += sprintf(p + len, "commands:\tenable, disable, reset, <mask>\n"); @@ -352,23 +449,26 @@ static int hotkey_read(struct ibm_struct *ibm, char *p) return len; } -static int hotkey_write(struct ibm_struct *ibm, char *buf) +static int hotkey_write(char *buf) { int status, mask; char *cmd; int do_cmd = 0; - if (hotkey_get(ibm, &status, &mask) < 0) + if (!hotkey_supported) return -ENODEV; + if (!hotkey_get(&status, &mask)) + return -EIO; + while ((cmd = next_cmd(&buf))) { if (strlencmp(cmd, "enable") == 0) { status = 1; } else if (strlencmp(cmd, "disable") == 0) { status = 0; } else if (strlencmp(cmd, "reset") == 0) { - status = ibm->state.hotkey.status; - mask = ibm->state.hotkey.mask; + status = hotkey_orig_status; + mask = hotkey_orig_mask; } else if (sscanf(cmd, "0x%x", &mask) == 1) { /* mask set */ } else if (sscanf(cmd, "%x", &mask) == 1) { @@ -378,15 +478,16 @@ static int hotkey_write(struct ibm_struct *ibm, char *buf) do_cmd = 1; } - if (do_cmd && hotkey_set(ibm, status, mask) < 0) + if (do_cmd && !hotkey_set(status, mask)) return -EIO; return 0; -} +} -static void hotkey_exit(struct ibm_struct *ibm) +static void hotkey_exit(void) { - hotkey_set(ibm, ibm->state.hotkey.status, ibm->state.hotkey.mask); + if (hotkey_supported) + hotkey_set(hotkey_orig_status, hotkey_orig_mask); } static void hotkey_notify(struct ibm_struct *ibm, u32 event) @@ -398,33 +499,38 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event) else { printk(IBM_ERR "unknown hotkey event %d\n", event); acpi_bus_generate_event(ibm->device, event, 0); - } + } } -static int bluetooth_init(struct ibm_struct *ibm) +static int bluetooth_supported; + +static int bluetooth_init(void) { - /* bluetooth not supported on A21e, G40, T20, T21, X20 */ - ibm->supported = acpi_evalf(hkey_handle, NULL, "GBDC", "qv"); + /* bluetooth not supported on 570, 600e/x, 770e, 770x, A21e, A2xm/p, + G4x, R30, R31, R40e, R50e, T20-22, X20-21 */ + bluetooth_supported = hkey_handle && + acpi_evalf(hkey_handle, NULL, "GBDC", "qv"); return 0; } -static int bluetooth_status(struct ibm_struct *ibm) +static int bluetooth_status(void) { int status; - if (!ibm->supported || !acpi_evalf(hkey_handle, &status, "GBDC", "d")) + if (!bluetooth_supported || + !acpi_evalf(hkey_handle, &status, "GBDC", "d")) status = 0; return status; } -static int bluetooth_read(struct ibm_struct *ibm, char *p) +static int bluetooth_read(char *p) { int len = 0; - int status = bluetooth_status(ibm); + int status = bluetooth_status(); - if (!ibm->supported) + if (!bluetooth_supported) len += sprintf(p + len, "status:\t\tnot supported\n"); else if (!(status & 1)) len += sprintf(p + len, "status:\t\tnot installed\n"); @@ -436,14 +542,14 @@ static int bluetooth_read(struct ibm_struct *ibm, char *p) return len; } -static int bluetooth_write(struct ibm_struct *ibm, char *buf) +static int bluetooth_write(char *buf) { - int status = bluetooth_status(ibm); + int status = bluetooth_status(); char *cmd; int do_cmd = 0; - if (!ibm->supported) - return -EINVAL; + if (!bluetooth_supported) + return -ENODEV; while ((cmd = next_cmd(&buf))) { if (strlencmp(cmd, "enable") == 0) { @@ -456,64 +562,166 @@ static int bluetooth_write(struct ibm_struct *ibm, char *buf) } if (do_cmd && !acpi_evalf(hkey_handle, NULL, "SBDC", "vd", status)) - return -EIO; + return -EIO; return 0; } -static int video_init(struct ibm_struct *ibm) +static int video_supported; +static int video_orig_autosw; + +#define VIDEO_570 1 +#define VIDEO_770 2 +#define VIDEO_NEW 3 + +static int video_init(void) { - if (!acpi_evalf(vid_handle, - &ibm->state.video.autoswitch, "^VDEE", "d")) - return -ENODEV; + int ivga; + + if (vid2_handle && acpi_evalf(NULL, &ivga, "\\IVGA", "d") && ivga) + /* G41, assume IVGA doesn't change */ + vid_handle = vid2_handle; + + if (!vid_handle) + /* video switching not supported on R30, R31 */ + video_supported = 0; + else if (acpi_evalf(vid_handle, &video_orig_autosw, "SWIT", "qd")) + /* 570 */ + video_supported = VIDEO_570; + else if (acpi_evalf(vid_handle, &video_orig_autosw, "^VADL", "qd")) + /* 600e/x, 770e, 770x */ + video_supported = VIDEO_770; + else + /* all others */ + video_supported = VIDEO_NEW; return 0; } -static int video_status(struct ibm_struct *ibm) +static int video_status(void) { int status = 0; int i; - acpi_evalf(NULL, NULL, "\\VUPS", "vd", 1); - if (acpi_evalf(NULL, &i, "\\VCDC", "d")) - status |= 0x02 * i; + if (video_supported == VIDEO_570) { + if (acpi_evalf(NULL, &i, "\\_SB.PHS", "dd", 0x87)) + status = i & 3; + } else if (video_supported == VIDEO_770) { + if (acpi_evalf(NULL, &i, "\\VCDL", "d")) + status |= 0x01 * i; + if (acpi_evalf(NULL, &i, "\\VCDC", "d")) + status |= 0x02 * i; + } else if (video_supported == VIDEO_NEW) { + acpi_evalf(NULL, NULL, "\\VUPS", "vd", 1); + if (acpi_evalf(NULL, &i, "\\VCDC", "d")) + status |= 0x02 * i; + + acpi_evalf(NULL, NULL, "\\VUPS", "vd", 0); + if (acpi_evalf(NULL, &i, "\\VCDL", "d")) + status |= 0x01 * i; + if (acpi_evalf(NULL, &i, "\\VCDD", "d")) + status |= 0x08 * i; + } + + return status; +} - acpi_evalf(NULL, NULL, "\\VUPS", "vd", 0); - if (acpi_evalf(NULL, &i, "\\VCDL", "d")) - status |= 0x01 * i; - if (acpi_evalf(NULL, &i, "\\VCDD", "d")) - status |= 0x08 * i; +static int video_autosw(void) +{ + int autosw = 0; - if (acpi_evalf(vid_handle, &i, "^VDEE", "d")) - status |= 0x10 * (i & 1); + if (video_supported == VIDEO_570) + acpi_evalf(vid_handle, &autosw, "SWIT", "d"); + else if (video_supported == VIDEO_770 || video_supported == VIDEO_NEW) + acpi_evalf(vid_handle, &autosw, "^VDEE", "d"); - return status; + return autosw & 1; } -static int video_read(struct ibm_struct *ibm, char *p) +static int video_read(char *p) { - int status = video_status(ibm); + int status = video_status(); + int autosw = video_autosw(); int len = 0; + if (!video_supported) { + len += sprintf(p + len, "status:\t\tnot supported\n"); + return len; + } + + len += sprintf(p + len, "status:\t\tsupported\n"); len += sprintf(p + len, "lcd:\t\t%s\n", enabled(status, 0)); len += sprintf(p + len, "crt:\t\t%s\n", enabled(status, 1)); - len += sprintf(p + len, "dvi:\t\t%s\n", enabled(status, 3)); - len += sprintf(p + len, "auto:\t\t%s\n", enabled(status, 4)); - len += sprintf(p + len, "commands:\tlcd_enable, lcd_disable, " - "crt_enable, crt_disable\n"); - len += sprintf(p + len, "commands:\tdvi_enable, dvi_disable, " - "auto_enable, auto_disable\n"); + if (video_supported == VIDEO_NEW) + len += sprintf(p + len, "dvi:\t\t%s\n", enabled(status, 3)); + len += sprintf(p + len, "auto:\t\t%s\n", enabled(autosw, 0)); + len += sprintf(p + len, "commands:\tlcd_enable, lcd_disable\n"); + len += sprintf(p + len, "commands:\tcrt_enable, crt_disable\n"); + if (video_supported == VIDEO_NEW) + len += sprintf(p + len, "commands:\tdvi_enable, dvi_disable\n"); + len += sprintf(p + len, "commands:\tauto_enable, auto_disable\n"); len += sprintf(p + len, "commands:\tvideo_switch, expand_toggle\n"); return len; } -static int video_write(struct ibm_struct *ibm, char *buf) +static int video_switch(void) +{ + int autosw = video_autosw(); + int ret; + + if (!acpi_evalf(vid_handle, NULL, "_DOS", "vd", 1)) + return -EIO; + ret = video_supported == VIDEO_570 ? + acpi_evalf(ec_handle, NULL, "_Q16", "v") : + acpi_evalf(vid_handle, NULL, "VSWT", "v"); + acpi_evalf(vid_handle, NULL, "_DOS", "vd", autosw); + + return ret; +} + +static int video_expand(void) +{ + if (video_supported == VIDEO_570) + return acpi_evalf(ec_handle, NULL, "_Q17", "v"); + else if (video_supported == VIDEO_770) + return acpi_evalf(vid_handle, NULL, "VEXP", "v"); + else + return acpi_evalf(NULL, NULL, "\\VEXP", "v"); +} + +static int video_switch2(int status) +{ + int ret; + + if (video_supported == VIDEO_570) { + ret = acpi_evalf(NULL, NULL, + "\\_SB.PHS2", "vdd", 0x8b, status | 0x80); + } else if (video_supported == VIDEO_770) { + int autosw = video_autosw(); + if (!acpi_evalf(vid_handle, NULL, "_DOS", "vd", 1)) + return -EIO; + + ret = acpi_evalf(vid_handle, NULL, + "ASWT", "vdd", status * 0x100, 0); + + acpi_evalf(vid_handle, NULL, "_DOS", "vd", autosw); + } else { + ret = acpi_evalf(NULL, NULL, "\\VUPS", "vd", 0x80) && + acpi_evalf(NULL, NULL, "\\VSDS", "vdd", status, 1); + } + + return ret; +} + +static int video_write(char *buf) { char *cmd; int enable, disable, status; + if (!video_supported) + return -ENODEV; + enable = disable = 0; while ((cmd = next_cmd(&buf))) { @@ -525,9 +733,11 @@ static int video_write(struct ibm_struct *ibm, char *buf) enable |= 0x02; } else if (strlencmp(cmd, "crt_disable") == 0) { disable |= 0x02; - } else if (strlencmp(cmd, "dvi_enable") == 0) { + } else if (video_supported == VIDEO_NEW && + strlencmp(cmd, "dvi_enable") == 0) { enable |= 0x08; - } else if (strlencmp(cmd, "dvi_disable") == 0) { + } else if (video_supported == VIDEO_NEW && + strlencmp(cmd, "dvi_disable") == 0) { disable |= 0x08; } else if (strlencmp(cmd, "auto_enable") == 0) { if (!acpi_evalf(vid_handle, NULL, "_DOS", "vd", 1)) @@ -536,71 +746,75 @@ static int video_write(struct ibm_struct *ibm, char *buf) if (!acpi_evalf(vid_handle, NULL, "_DOS", "vd", 0)) return -EIO; } else if (strlencmp(cmd, "video_switch") == 0) { - int autoswitch; - if (!acpi_evalf(vid_handle, &autoswitch, "^VDEE", "d")) - return -EIO; - if (!acpi_evalf(vid_handle, NULL, "_DOS", "vd", 1)) - return -EIO; - if (!acpi_evalf(vid_handle, NULL, "VSWT", "v")) - return -EIO; - if (!acpi_evalf(vid_handle, NULL, "_DOS", "vd", - autoswitch)) + if (!video_switch()) return -EIO; } else if (strlencmp(cmd, "expand_toggle") == 0) { - if (!acpi_evalf(NULL, NULL, "\\VEXP", "v")) + if (!video_expand()) return -EIO; } else return -EINVAL; } if (enable || disable) { - status = (video_status(ibm) & 0x0f & ~disable) | enable; - if (!acpi_evalf(NULL, NULL, "\\VUPS", "vd", 0x80)) - return -EIO; - if (!acpi_evalf(NULL, NULL, "\\VSDS", "vdd", status, 1)) + status = (video_status() & 0x0f & ~disable) | enable; + if (!video_switch2(status)) return -EIO; } return 0; } -static void video_exit(struct ibm_struct *ibm) +static void video_exit(void) { - acpi_evalf(vid_handle, NULL, "_DOS", "vd", - ibm->state.video.autoswitch); + acpi_evalf(vid_handle, NULL, "_DOS", "vd", video_orig_autosw); } -static int light_init(struct ibm_struct *ibm) +static int light_supported; +static int light_status_supported; + +static int light_init(void) { - /* kblt not supported on G40, R32, X20 */ - ibm->supported = acpi_evalf(ec_handle, NULL, "KBLT", "qv"); + /* light not supported on 570, 600e/x, 770e, 770x, G4x, R30, R31 */ + light_supported = (cmos_handle || lght_handle) && !ledb_handle; + + if (light_supported) + /* light status not supported on + 570, 600e/x, 770e, 770x, G4x, R30, R31, R32, X20 */ + light_status_supported = acpi_evalf(ec_handle, NULL, + "KBLT", "qv"); return 0; } -static int light_read(struct ibm_struct *ibm, char *p) +static int light_read(char *p) { int len = 0; int status = 0; - if (ibm->supported) { + if (!light_supported) { + len += sprintf(p + len, "status:\t\tnot supported\n"); + } else if (!light_status_supported) { + len += sprintf(p + len, "status:\t\tunknown\n"); + len += sprintf(p + len, "commands:\ton, off\n"); + } else { if (!acpi_evalf(ec_handle, &status, "KBLT", "d")) return -EIO; len += sprintf(p + len, "status:\t\t%s\n", onoff(status, 0)); - } else - len += sprintf(p + len, "status:\t\tunknown\n"); - - len += sprintf(p + len, "commands:\ton, off\n"); + len += sprintf(p + len, "commands:\ton, off\n"); + } return len; } -static int light_write(struct ibm_struct *ibm, char *buf) +static int light_write(char *buf) { int cmos_cmd, lght_cmd; char *cmd; int success; - + + if (!light_supported) + return -ENODEV; + while ((cmd = next_cmd(&buf))) { if (strlencmp(cmd, "on") == 0) { cmos_cmd = 0x0c; @@ -610,10 +824,10 @@ static int light_write(struct ibm_struct *ibm, char *buf) lght_cmd = 0; } else return -EINVAL; - + success = cmos_handle ? - acpi_evalf(cmos_handle, NULL, NULL, "vd", cmos_cmd) : - acpi_evalf(lght_handle, NULL, NULL, "vd", lght_cmd); + acpi_evalf(cmos_handle, NULL, NULL, "vd", cmos_cmd) : + acpi_evalf(lght_handle, NULL, NULL, "vd", lght_cmd); if (!success) return -EIO; } @@ -633,7 +847,7 @@ static int _sta(acpi_handle handle) #define dock_docked() (_sta(dock_handle) & 1) -static int dock_read(struct ibm_struct *ibm, char *p) +static int dock_read(char *p) { int len = 0; int docked = dock_docked(); @@ -650,18 +864,17 @@ static int dock_read(struct ibm_struct *ibm, char *p) return len; } -static int dock_write(struct ibm_struct *ibm, char *buf) +static int dock_write(char *buf) { char *cmd; if (!dock_docked()) - return -EINVAL; + return -ENODEV; while ((cmd = next_cmd(&buf))) { if (strlencmp(cmd, "undock") == 0) { - if (!acpi_evalf(dock_handle, NULL, "_DCK", "vd", 0)) - return -EIO; - if (!acpi_evalf(dock_handle, NULL, "_EJ0", "vd", 1)) + if (!acpi_evalf(dock_handle, NULL, "_DCK", "vd", 0) || + !acpi_evalf(dock_handle, NULL, "_EJ0", "vd", 1)) return -EIO; } else if (strlencmp(cmd, "dock") == 0) { if (!acpi_evalf(dock_handle, NULL, "_DCK", "vd", 1)) @@ -671,90 +884,131 @@ static int dock_write(struct ibm_struct *ibm, char *buf) } return 0; -} +} static void dock_notify(struct ibm_struct *ibm, u32 event) { int docked = dock_docked(); - - if (event == 3 && docked) - acpi_bus_generate_event(ibm->device, event, 1); /* button */ + int pci = ibm->hid && strstr(ibm->hid, IBM_PCI_HID); + + if (event == 1 && !pci) /* 570 */ + acpi_bus_generate_event(ibm->device, event, 1); /* button */ + else if (event == 1 && pci) /* 570 */ + acpi_bus_generate_event(ibm->device, event, 3); /* dock */ + else if (event == 3 && docked) + acpi_bus_generate_event(ibm->device, event, 1); /* button */ else if (event == 3 && !docked) - acpi_bus_generate_event(ibm->device, event, 2); /* undock */ + acpi_bus_generate_event(ibm->device, event, 2); /* undock */ else if (event == 0 && docked) - acpi_bus_generate_event(ibm->device, event, 3); /* dock */ + acpi_bus_generate_event(ibm->device, event, 3); /* dock */ else { printk(IBM_ERR "unknown dock event %d, status %d\n", event, _sta(dock_handle)); - acpi_bus_generate_event(ibm->device, event, 0); /* unknown */ + acpi_bus_generate_event(ibm->device, event, 0); /* unknown */ } } -#define bay_occupied() (_sta(bay_handle) & 1) +static int bay_status_supported; +static int bay_status2_supported; +static int bay_eject_supported; +static int bay_eject2_supported; -static int bay_init(struct ibm_struct *ibm) +static int bay_init(void) { - /* bay not supported on A21e, A22p, A31, A31p, G40, R32, R40e */ - ibm->supported = bay_handle && bayej_handle && - acpi_evalf(bay_handle, NULL, "_STA", "qv"); + bay_status_supported = bay_handle && + acpi_evalf(bay_handle, NULL, "_STA", "qv"); + bay_status2_supported = bay2_handle && + acpi_evalf(bay2_handle, NULL, "_STA", "qv"); + + bay_eject_supported = bay_handle && bay_ej_handle && + (strlencmp(bay_ej_path, "_EJ0") == 0 || experimental); + bay_eject2_supported = bay2_handle && bay2_ej_handle && + (strlencmp(bay2_ej_path, "_EJ0") == 0 || experimental); return 0; } -static int bay_read(struct ibm_struct *ibm, char *p) +#define bay_occupied(b) (_sta(b##_handle) & 1) + +static int bay_read(char *p) { int len = 0; - int occupied = bay_occupied(); - - if (!ibm->supported) - len += sprintf(p + len, "status:\t\tnot supported\n"); - else if (!occupied) - len += sprintf(p + len, "status:\t\tunoccupied\n"); - else { - len += sprintf(p + len, "status:\t\toccupied\n"); + int occupied = bay_occupied(bay); + int occupied2 = bay_occupied(bay2); + int eject, eject2; + + len += sprintf(p + len, "status:\t\t%s\n", bay_status_supported ? + (occupied ? "occupied" : "unoccupied") : + "not supported"); + if (bay_status2_supported) + len += sprintf(p + len, "status2:\t%s\n", occupied2 ? + "occupied" : "unoccupied"); + + eject = bay_eject_supported && occupied; + eject2 = bay_eject2_supported && occupied2; + + if (eject && eject2) + len += sprintf(p + len, "commands:\teject, eject2\n"); + else if (eject) len += sprintf(p + len, "commands:\teject\n"); - } + else if (eject2) + len += sprintf(p + len, "commands:\teject2\n"); return len; } -static int bay_write(struct ibm_struct *ibm, char *buf) +static int bay_write(char *buf) { char *cmd; + if (!bay_eject_supported && !bay_eject2_supported) + return -ENODEV; + while ((cmd = next_cmd(&buf))) { - if (strlencmp(cmd, "eject") == 0) { - if (!ibm->supported || - !acpi_evalf(bay_handle, NULL, "_EJ0", "vd", 1)) + if (bay_eject_supported && strlencmp(cmd, "eject") == 0) { + if (!acpi_evalf(bay_ej_handle, NULL, NULL, "vd", 1)) + return -EIO; + } else if (bay_eject2_supported && + strlencmp(cmd, "eject2") == 0) { + if (!acpi_evalf(bay2_ej_handle, NULL, NULL, "vd", 1)) return -EIO; } else return -EINVAL; } return 0; -} +} static void bay_notify(struct ibm_struct *ibm, u32 event) { acpi_bus_generate_event(ibm->device, event, 0); } -static int cmos_read(struct ibm_struct *ibm, char *p) +static int cmos_read(char *p) { int len = 0; - /* cmos not supported on A21e, A22p, T20, T21, X20 */ + /* cmos not supported on 570, 600e/x, 770e, 770x, A21e, A2xm/p, + R30, R31, T20-22, X20-21 */ if (!cmos_handle) len += sprintf(p + len, "status:\t\tnot supported\n"); else { len += sprintf(p + len, "status:\t\tsupported\n"); - len += sprintf(p + len, "commands:\t<int>\n"); + len += sprintf(p + len, "commands:\t<cmd> (<cmd> is 0-21)\n"); } return len; } -static int cmos_write(struct ibm_struct *ibm, char *buf) +static int cmos_eval(int cmos_cmd) +{ + if (cmos_handle) + return acpi_evalf(cmos_handle, NULL, NULL, "vd", cmos_cmd); + else + return 1; +} + +static int cmos_write(char *buf) { char *cmd; int cmos_cmd; @@ -763,183 +1017,644 @@ static int cmos_write(struct ibm_struct *ibm, char *buf) return -EINVAL; while ((cmd = next_cmd(&buf))) { - if (sscanf(cmd, "%u", &cmos_cmd) == 1) { + if (sscanf(cmd, "%u", &cmos_cmd) == 1 && + cmos_cmd >= 0 && cmos_cmd <= 21) { /* cmos_cmd set */ } else return -EINVAL; - if (!acpi_evalf(cmos_handle, NULL, NULL, "vd", cmos_cmd)) + if (!cmos_eval(cmos_cmd)) return -EIO; } return 0; -} - -static int led_read(struct ibm_struct *ibm, char *p) +} + +static int led_supported; + +#define LED_570 1 +#define LED_OLD 2 +#define LED_NEW 3 + +static int led_init(void) +{ + if (!led_handle) + /* led not supported on R30, R31 */ + led_supported = 0; + else if (strlencmp(led_path, "SLED") == 0) + /* 570 */ + led_supported = LED_570; + else if (strlencmp(led_path, "SYSL") == 0) + /* 600e/x, 770e, 770x, A21e, A2xm/p, T20-22, X20-21 */ + led_supported = LED_OLD; + else + /* all others */ + led_supported = LED_NEW; + + return 0; +} + +#define led_status(s) ((s) == 0 ? "off" : ((s) == 1 ? "on" : "blinking")) + +static int led_read(char *p) { int len = 0; + if (!led_supported) { + len += sprintf(p + len, "status:\t\tnot supported\n"); + return len; + } + len += sprintf(p + len, "status:\t\tsupported\n"); + + if (led_supported == LED_570) { + /* 570 */ + int i, status; + for (i = 0; i < 8; i++) { + if (!acpi_evalf(ec_handle, + &status, "GLED", "dd", 1 << i)) + return -EIO; + len += sprintf(p + len, "%d:\t\t%s\n", + i, led_status(status)); + } + } + len += sprintf(p + len, "commands:\t" - "<int> on, <int> off, <int> blink\n"); + "<led> on, <led> off, <led> blink (<led> is 0-7)\n"); return len; } -static int led_write(struct ibm_struct *ibm, char *buf) +/* off, on, blink */ +static const int led_sled_arg1[] = { 0, 1, 3 }; +static const int led_exp_hlbl[] = { 0, 0, 1 }; /* led# * */ +static const int led_exp_hlcl[] = { 0, 1, 1 }; /* led# * */ +static const int led_led_arg1[] = { 0, 0x80, 0xc0 }; + +#define EC_HLCL 0x0c +#define EC_HLBL 0x0d +#define EC_HLMS 0x0e + +static int led_write(char *buf) { char *cmd; - unsigned int led; - int led_cmd, sysl_cmd, bled_a, bled_b; + int led, ind, ret; + + if (!led_supported) + return -ENODEV; while ((cmd = next_cmd(&buf))) { - if (sscanf(cmd, "%u", &led) != 1) + if (sscanf(cmd, "%d", &led) != 1 || led < 0 || led > 7) return -EINVAL; - if (strstr(cmd, "blink")) { - led_cmd = 0xc0; - sysl_cmd = 2; - bled_a = 2; - bled_b = 1; + if (strstr(cmd, "off")) { + ind = 0; } else if (strstr(cmd, "on")) { - led_cmd = 0x80; - sysl_cmd = 1; - bled_a = 2; - bled_b = 0; - } else if (strstr(cmd, "off")) { - led_cmd = sysl_cmd = bled_a = bled_b = 0; + ind = 1; + } else if (strstr(cmd, "blink")) { + ind = 2; } else return -EINVAL; - - if (led_handle) { + + if (led_supported == LED_570) { + /* 570 */ + led = 1 << led; if (!acpi_evalf(led_handle, NULL, NULL, "vdd", - led, led_cmd)) + led, led_sled_arg1[ind])) return -EIO; - } else if (led < 2) { - if (acpi_evalf(sysl_handle, NULL, NULL, "vdd", - led, sysl_cmd)) + } else if (led_supported == LED_OLD) { + /* 600e/x, 770e, 770x, A21e, A2xm/p, T20-22, X20 */ + led = 1 << led; + ret = ec_write(EC_HLMS, led); + if (ret >= 0) + ret = + ec_write(EC_HLBL, led * led_exp_hlbl[ind]); + if (ret >= 0) + ret = + ec_write(EC_HLCL, led * led_exp_hlcl[ind]); + if (ret < 0) + return ret; + } else { + /* all others */ + if (!acpi_evalf(led_handle, NULL, NULL, "vdd", + led, led_led_arg1[ind])) return -EIO; - } else if (led == 2 && bled_handle) { - if (acpi_evalf(bled_handle, NULL, NULL, "vdd", - bled_a, bled_b)) + } + } + + return 0; +} + +static int beep_read(char *p) +{ + int len = 0; + + if (!beep_handle) + len += sprintf(p + len, "status:\t\tnot supported\n"); + else { + len += sprintf(p + len, "status:\t\tsupported\n"); + len += sprintf(p + len, "commands:\t<cmd> (<cmd> is 0-17)\n"); + } + + return len; +} + +static int beep_write(char *buf) +{ + char *cmd; + int beep_cmd; + + if (!beep_handle) + return -ENODEV; + + while ((cmd = next_cmd(&buf))) { + if (sscanf(cmd, "%u", &beep_cmd) == 1 && + beep_cmd >= 0 && beep_cmd <= 17) { + /* beep_cmd set */ + } else + return -EINVAL; + if (!acpi_evalf(beep_handle, NULL, NULL, "vdd", beep_cmd, 0)) + return -EIO; + } + + return 0; +} + +static int acpi_ec_read(int i, u8 * p) +{ + int v; + + if (ecrd_handle) { + if (!acpi_evalf(ecrd_handle, &v, NULL, "dd", i)) + return 0; + *p = v; + } else { + if (ec_read(i, p) < 0) + return 0; + } + + return 1; +} + +static int acpi_ec_write(int i, u8 v) +{ + if (ecwr_handle) { + if (!acpi_evalf(ecwr_handle, NULL, NULL, "vdd", i, v)) + return 0; + } else { + if (ec_write(i, v) < 0) + return 0; + } + + return 1; +} + +static int thermal_tmp_supported; +static int thermal_updt_supported; + +static int thermal_init(void) +{ + /* temperatures not supported on 570, G4x, R30, R31, R32 */ + thermal_tmp_supported = acpi_evalf(ec_handle, NULL, "TMP7", "qv"); + + /* 600e/x, 770e, 770x */ + thermal_updt_supported = acpi_evalf(ec_handle, NULL, "UPDT", "qv"); + + return 0; +} + +static int thermal_read(char *p) +{ + int len = 0; + + if (!thermal_tmp_supported) + len += sprintf(p + len, "temperatures:\tnot supported\n"); + else { + int i, t; + char tmpi[] = "TMPi"; + s8 tmp[8]; + + if (thermal_updt_supported) + if (!acpi_evalf(ec_handle, NULL, "UPDT", "v")) + return -EIO; + + for (i = 0; i < 8; i++) { + tmpi[3] = '0' + i; + if (!acpi_evalf(ec_handle, &t, tmpi, "d")) + return -EIO; + if (thermal_updt_supported) + tmp[i] = (t - 2732 + 5) / 10; + else + tmp[i] = t; + } + + len += sprintf(p + len, + "temperatures:\t%d %d %d %d %d %d %d %d\n", + tmp[0], tmp[1], tmp[2], tmp[3], + tmp[4], tmp[5], tmp[6], tmp[7]); + } + + return len; +} + +static u8 ecdump_regs[256]; + +static int ecdump_read(char *p) +{ + int len = 0; + int i, j; + u8 v; + + len += sprintf(p + len, "EC " + " +00 +01 +02 +03 +04 +05 +06 +07" + " +08 +09 +0a +0b +0c +0d +0e +0f\n"); + for (i = 0; i < 256; i += 16) { + len += sprintf(p + len, "EC 0x%02x:", i); + for (j = 0; j < 16; j++) { + if (!acpi_ec_read(i + j, &v)) + break; + if (v != ecdump_regs[i + j]) + len += sprintf(p + len, " *%02x", v); + else + len += sprintf(p + len, " %02x", v); + ecdump_regs[i + j] = v; + } + len += sprintf(p + len, "\n"); + if (j != 16) + break; + } + + /* These are way too dangerous to advertise openly... */ +#if 0 + len += sprintf(p + len, "commands:\t0x<offset> 0x<value>" + " (<offset> is 00-ff, <value> is 00-ff)\n"); + len += sprintf(p + len, "commands:\t0x<offset> <value> " + " (<offset> is 00-ff, <value> is 0-255)\n"); +#endif + return len; +} + +static int ecdump_write(char *buf) +{ + char *cmd; + int i, v; + + while ((cmd = next_cmd(&buf))) { + if (sscanf(cmd, "0x%x 0x%x", &i, &v) == 2) { + /* i and v set */ + } else if (sscanf(cmd, "0x%x %u", &i, &v) == 2) { + /* i and v set */ + } else + return -EINVAL; + if (i >= 0 && i < 256 && v >= 0 && v < 256) { + if (!acpi_ec_write(i, v)) return -EIO; } else return -EINVAL; } return 0; -} - -static int beep_read(struct ibm_struct *ibm, char *p) +} + +static int brightness_offset = 0x31; + +static int brightness_read(char *p) { int len = 0; + u8 level; - len += sprintf(p + len, "commands:\t<int>\n"); + if (!acpi_ec_read(brightness_offset, &level)) { + len += sprintf(p + len, "level:\t\tunreadable\n"); + } else { + len += sprintf(p + len, "level:\t\t%d\n", level & 0x7); + len += sprintf(p + len, "commands:\tup, down\n"); + len += sprintf(p + len, "commands:\tlevel <level>" + " (<level> is 0-7)\n"); + } return len; } -static int beep_write(struct ibm_struct *ibm, char *buf) +#define BRIGHTNESS_UP 4 +#define BRIGHTNESS_DOWN 5 + +static int brightness_write(char *buf) { + int cmos_cmd, inc, i; + u8 level; + int new_level; char *cmd; - int beep_cmd; while ((cmd = next_cmd(&buf))) { - if (sscanf(cmd, "%u", &beep_cmd) == 1) { - /* beep_cmd set */ + if (!acpi_ec_read(brightness_offset, &level)) + return -EIO; + level &= 7; + + if (strlencmp(cmd, "up") == 0) { + new_level = level == 7 ? 7 : level + 1; + } else if (strlencmp(cmd, "down") == 0) { + new_level = level == 0 ? 0 : level - 1; + } else if (sscanf(cmd, "level %d", &new_level) == 1 && + new_level >= 0 && new_level <= 7) { + /* new_level set */ + } else + return -EINVAL; + + cmos_cmd = new_level > level ? BRIGHTNESS_UP : BRIGHTNESS_DOWN; + inc = new_level > level ? 1 : -1; + for (i = level; i != new_level; i += inc) { + if (!cmos_eval(cmos_cmd)) + return -EIO; + if (!acpi_ec_write(brightness_offset, i + inc)) + return -EIO; + } + } + + return 0; +} + +static int volume_offset = 0x30; + +static int volume_read(char *p) +{ + int len = 0; + u8 level; + + if (!acpi_ec_read(volume_offset, &level)) { + len += sprintf(p + len, "level:\t\tunreadable\n"); + } else { + len += sprintf(p + len, "level:\t\t%d\n", level & 0xf); + len += sprintf(p + len, "mute:\t\t%s\n", onoff(level, 6)); + len += sprintf(p + len, "commands:\tup, down, mute\n"); + len += sprintf(p + len, "commands:\tlevel <level>" + " (<level> is 0-15)\n"); + } + + return len; +} + +#define VOLUME_DOWN 0 +#define VOLUME_UP 1 +#define VOLUME_MUTE 2 + +static int volume_write(char *buf) +{ + int cmos_cmd, inc, i; + u8 level, mute; + int new_level, new_mute; + char *cmd; + + while ((cmd = next_cmd(&buf))) { + if (!acpi_ec_read(volume_offset, &level)) + return -EIO; + new_mute = mute = level & 0x40; + new_level = level = level & 0xf; + + if (strlencmp(cmd, "up") == 0) { + if (mute) + new_mute = 0; + else + new_level = level == 15 ? 15 : level + 1; + } else if (strlencmp(cmd, "down") == 0) { + if (mute) + new_mute = 0; + else + new_level = level == 0 ? 0 : level - 1; + } else if (sscanf(cmd, "level %d", &new_level) == 1 && + new_level >= 0 && new_level <= 15) { + /* new_level set */ + } else if (strlencmp(cmd, "mute") == 0) { + new_mute = 0x40; } else return -EINVAL; - if (!acpi_evalf(beep_handle, NULL, NULL, "vd", beep_cmd)) + if (new_level != level) { /* mute doesn't change */ + cmos_cmd = new_level > level ? VOLUME_UP : VOLUME_DOWN; + inc = new_level > level ? 1 : -1; + + if (mute && (!cmos_eval(cmos_cmd) || + !acpi_ec_write(volume_offset, level))) + return -EIO; + + for (i = level; i != new_level; i += inc) + if (!cmos_eval(cmos_cmd) || + !acpi_ec_write(volume_offset, i + inc)) + return -EIO; + + if (mute && (!cmos_eval(VOLUME_MUTE) || + !acpi_ec_write(volume_offset, + new_level + mute))) + return -EIO; + } + + if (new_mute != mute) { /* level doesn't change */ + cmos_cmd = new_mute ? VOLUME_MUTE : VOLUME_UP; + + if (!cmos_eval(cmos_cmd) || + !acpi_ec_write(volume_offset, level + new_mute)) + return -EIO; + } + } + + return 0; +} + +static int fan_status_offset = 0x2f; +static int fan_rpm_offset = 0x84; + +static int fan_read(char *p) +{ + int len = 0; + int s; + u8 lo, hi, status; + + if (gfan_handle) { + /* 570, 600e/x, 770e, 770x */ + if (!acpi_evalf(gfan_handle, &s, NULL, "d")) return -EIO; + + len += sprintf(p + len, "level:\t\t%d\n", s); + } else { + /* all except 570, 600e/x, 770e, 770x */ + if (!acpi_ec_read(fan_status_offset, &status)) + len += sprintf(p + len, "status:\t\tunreadable\n"); + else + len += sprintf(p + len, "status:\t\t%s\n", + enabled(status, 7)); + + if (!acpi_ec_read(fan_rpm_offset, &lo) || + !acpi_ec_read(fan_rpm_offset + 1, &hi)) + len += sprintf(p + len, "speed:\t\tunreadable\n"); + else + len += sprintf(p + len, "speed:\t\t%d\n", + (hi << 8) + lo); + } + + if (sfan_handle) + /* 570, 770x-JL */ + len += sprintf(p + len, "commands:\tlevel <level>" + " (<level> is 0-7)\n"); + if (!gfan_handle) + /* all except 570, 600e/x, 770e, 770x */ + len += sprintf(p + len, "commands:\tenable, disable\n"); + if (fans_handle) + /* X31, X40 */ + len += sprintf(p + len, "commands:\tspeed <speed>" + " (<speed> is 0-65535)\n"); + + return len; +} + +static int fan_write(char *buf) +{ + char *cmd; + int level, speed; + + while ((cmd = next_cmd(&buf))) { + if (sfan_handle && + sscanf(cmd, "level %d", &level) == 1 && + level >= 0 && level <= 7) { + /* 570, 770x-JL */ + if (!acpi_evalf(sfan_handle, NULL, NULL, "vd", level)) + return -EIO; + } else if (!gfan_handle && strlencmp(cmd, "enable") == 0) { + /* all except 570, 600e/x, 770e, 770x */ + if (!acpi_ec_write(fan_status_offset, 0x80)) + return -EIO; + } else if (!gfan_handle && strlencmp(cmd, "disable") == 0) { + /* all except 570, 600e/x, 770e, 770x */ + if (!acpi_ec_write(fan_status_offset, 0x00)) + return -EIO; + } else if (fans_handle && + sscanf(cmd, "speed %d", &speed) == 1 && + speed >= 0 && speed <= 65535) { + /* X31, X40 */ + if (!acpi_evalf(fans_handle, NULL, NULL, "vddd", + speed, speed, speed)) + return -EIO; + } else + return -EINVAL; } return 0; -} - +} + static struct ibm_struct ibms[] = { { - .name = "driver", - .init = driver_init, - .read = driver_read, - }, + .name = "driver", + .init = driver_init, + .read = driver_read, + }, + { + .name = "hotkey", + .hid = IBM_HKEY_HID, + .init = hotkey_init, + .read = hotkey_read, + .write = hotkey_write, + .exit = hotkey_exit, + .notify = hotkey_notify, + .handle = &hkey_handle, + .type = ACPI_DEVICE_NOTIFY, + }, + { + .name = "bluetooth", + .init = bluetooth_init, + .read = bluetooth_read, + .write = bluetooth_write, + }, + { + .name = "video", + .init = video_init, + .read = video_read, + .write = video_write, + .exit = video_exit, + }, { - .name = "hotkey", - .hid = "IBM0068", - .init = hotkey_init, - .read = hotkey_read, - .write = hotkey_write, - .exit = hotkey_exit, - .notify = hotkey_notify, - .handle = &hkey_handle, - .type = ACPI_DEVICE_NOTIFY, - }, + .name = "light", + .init = light_init, + .read = light_read, + .write = light_write, + }, { - .name = "bluetooth", - .init = bluetooth_init, - .read = bluetooth_read, - .write = bluetooth_write, - }, + .name = "dock", + .read = dock_read, + .write = dock_write, + .notify = dock_notify, + .handle = &dock_handle, + .type = ACPI_SYSTEM_NOTIFY, + }, { - .name = "video", - .init = video_init, - .read = video_read, - .write = video_write, - .exit = video_exit, - }, + .name = "dock", + .hid = IBM_PCI_HID, + .notify = dock_notify, + .handle = &pci_handle, + .type = ACPI_SYSTEM_NOTIFY, + }, { - .name = "light", - .init = light_init, - .read = light_read, - .write = light_write, - }, + .name = "bay", + .init = bay_init, + .read = bay_read, + .write = bay_write, + .notify = bay_notify, + .handle = &bay_handle, + .type = ACPI_SYSTEM_NOTIFY, + }, { - .name = "dock", - .read = dock_read, - .write = dock_write, - .notify = dock_notify, - .handle = &dock_handle, - .type = ACPI_SYSTEM_NOTIFY, - }, + .name = "cmos", + .read = cmos_read, + .write = cmos_write, + }, { - .name = "bay", - .init = bay_init, - .read = bay_read, - .write = bay_write, - .notify = bay_notify, - .handle = &bay_handle, - .type = ACPI_SYSTEM_NOTIFY, - }, + .name = "led", + .init = led_init, + .read = led_read, + .write = led_write, + }, { - .name = "cmos", - .read = cmos_read, - .write = cmos_write, - .experimental = 1, - }, + .name = "beep", + .read = beep_read, + .write = beep_write, + }, { - .name = "led", - .read = led_read, - .write = led_write, - .experimental = 1, - }, + .name = "thermal", + .init = thermal_init, + .read = thermal_read, + }, { - .name = "beep", - .read = beep_read, - .write = beep_write, - .experimental = 1, - }, + .name = "ecdump", + .read = ecdump_read, + .write = ecdump_write, + .experimental = 1, + }, + { + .name = "brightness", + .read = brightness_read, + .write = brightness_write, + .experimental = 1, + }, + { + .name = "volume", + .read = volume_read, + .write = volume_write, + .experimental = 1, + }, + { + .name = "fan", + .read = fan_read, + .write = fan_write, + .experimental = 1, + }, }; -#define NUM_IBMS (sizeof(ibms)/sizeof(ibms[0])) static int dispatch_read(char *page, char **start, off_t off, int count, int *eof, void *data) { struct ibm_struct *ibm = (struct ibm_struct *)data; int len; - + if (!ibm || !ibm->read) return -EINVAL; - len = ibm->read(ibm, page); + len = ibm->read(page); if (len < 0) return len; @@ -955,7 +1670,7 @@ static int dispatch_read(char *page, char **start, off_t off, int count, return len; } -static int dispatch_write(struct file *file, const char __user *userbuf, +static int dispatch_write(struct file *file, const char __user * userbuf, unsigned long count, void *data) { struct ibm_struct *ibm = (struct ibm_struct *)data; @@ -969,20 +1684,20 @@ static int dispatch_write(struct file *file, const char __user *userbuf, if (!kernbuf) return -ENOMEM; - if (copy_from_user(kernbuf, userbuf, count)) { + if (copy_from_user(kernbuf, userbuf, count)) { kfree(kernbuf); - return -EFAULT; + return -EFAULT; } kernbuf[count] = 0; strcat(kernbuf, ","); - ret = ibm->write(ibm, kernbuf); + ret = ibm->write(kernbuf); if (ret == 0) ret = count; kfree(kernbuf); - return ret; + return ret; } static void dispatch_notify(acpi_handle handle, u32 event, void *data) @@ -995,7 +1710,7 @@ static void dispatch_notify(acpi_handle handle, u32 event, void *data) ibm->notify(ibm, event); } -static int setup_notify(struct ibm_struct *ibm) +static int __init setup_notify(struct ibm_struct *ibm) { acpi_status status; int ret; @@ -1020,17 +1735,15 @@ static int setup_notify(struct ibm_struct *ibm) return -ENODEV; } - ibm->notify_installed = 1; - return 0; } -static int ibmacpi_device_add(struct acpi_device *device) +static int __init ibm_device_add(struct acpi_device *device) { return 0; } -static int register_driver(struct ibm_struct *ibm) +static int __init register_driver(struct ibm_struct *ibm) { int ret; @@ -1043,7 +1756,7 @@ static int register_driver(struct ibm_struct *ibm) memset(ibm->driver, 0, sizeof(struct acpi_driver)); sprintf(ibm->driver->name, "%s/%s", IBM_NAME, ibm->name); ibm->driver->ids = ibm->hid; - ibm->driver->ops.add = &ibmacpi_device_add; + ibm->driver->ops.add = &ibm_device_add; ret = acpi_bus_register_driver(ibm->driver); if (ret < 0) { @@ -1055,7 +1768,7 @@ static int register_driver(struct ibm_struct *ibm) return ret; } -static int ibm_init(struct ibm_struct *ibm) +static int __init ibm_init(struct ibm_struct *ibm) { int ret; struct proc_dir_entry *entry; @@ -1071,31 +1784,34 @@ static int ibm_init(struct ibm_struct *ibm) } if (ibm->init) { - ret = ibm->init(ibm); + ret = ibm->init(); if (ret != 0) return ret; ibm->init_called = 1; } - entry = create_proc_entry(ibm->name, S_IFREG | S_IRUGO | S_IWUSR, - proc_dir); - if (!entry) { - printk(IBM_ERR "unable to create proc entry %s\n", ibm->name); - return -ENODEV; - } - entry->owner = THIS_MODULE; - ibm->proc_created = 1; - - entry->data = ibm; - if (ibm->read) + if (ibm->read) { + entry = create_proc_entry(ibm->name, + S_IFREG | S_IRUGO | S_IWUSR, + proc_dir); + if (!entry) { + printk(IBM_ERR "unable to create proc entry %s\n", + ibm->name); + return -ENODEV; + } + entry->owner = THIS_MODULE; + entry->data = ibm; entry->read_proc = &dispatch_read; - if (ibm->write) - entry->write_proc = &dispatch_write; + if (ibm->write) + entry->write_proc = &dispatch_write; + ibm->proc_created = 1; + } if (ibm->notify) { ret = setup_notify(ibm); if (ret < 0) return ret; + ibm->notify_installed = 1; } return 0; @@ -1111,7 +1827,7 @@ static void ibm_exit(struct ibm_struct *ibm) remove_proc_entry(ibm->name, proc_dir); if (ibm->init_called && ibm->exit) - ibm->exit(ibm); + ibm->exit(); if (ibm->driver_registered) { acpi_bus_unregister_driver(ibm->driver); @@ -1119,60 +1835,66 @@ static void ibm_exit(struct ibm_struct *ibm) } } -static int ibm_handle_init(char *name, - acpi_handle *handle, acpi_handle parent, - char **paths, int num_paths, int required) +static void __init ibm_handle_init(char *name, + acpi_handle * handle, acpi_handle parent, + char **paths, int num_paths, char **path) { int i; acpi_status status; - for (i=0; i<num_paths; i++) { + for (i = 0; i < num_paths; i++) { status = acpi_get_handle(parent, paths[i], handle); - if (ACPI_SUCCESS(status)) - return 0; - } - - *handle = NULL; - - if (required) { - printk(IBM_ERR "%s object not found\n", name); - return -1; + if (ACPI_SUCCESS(status)) { + *path = paths[i]; + return; + } } - return 0; + *handle = NULL; } -#define IBM_HANDLE_INIT(object, required) \ +#define IBM_HANDLE_INIT(object) \ ibm_handle_init(#object, &object##_handle, *object##_parent, \ - object##_paths, sizeof(object##_paths)/sizeof(char*), required) - + object##_paths, ARRAY_SIZE(object##_paths), &object##_path) static int set_ibm_param(const char *val, struct kernel_param *kp) { unsigned int i; - char arg_with_comma[32]; - - if (strlen(val) > 30) - return -ENOSPC; - strcpy(arg_with_comma, val); - strcat(arg_with_comma, ","); + for (i = 0; i < ARRAY_SIZE(ibms); i++) + if (strcmp(ibms[i].name, kp->name) == 0 && ibms[i].write) { + if (strlen(val) > sizeof(ibms[i].param) - 2) + return -ENOSPC; + strcpy(ibms[i].param, val); + strcat(ibms[i].param, ","); + return 0; + } - for (i=0; i<NUM_IBMS; i++) - if (strcmp(ibms[i].name, kp->name) == 0) - return ibms[i].write(&ibms[i], arg_with_comma); - BUG(); return -EINVAL; } #define IBM_PARAM(feature) \ module_param_call(feature, set_ibm_param, NULL, NULL, 0) +IBM_PARAM(hotkey); +IBM_PARAM(bluetooth); +IBM_PARAM(video); +IBM_PARAM(light); +IBM_PARAM(dock); +IBM_PARAM(bay); +IBM_PARAM(cmos); +IBM_PARAM(led); +IBM_PARAM(beep); +IBM_PARAM(ecdump); +IBM_PARAM(brightness); +IBM_PARAM(volume); +IBM_PARAM(fan); + static void acpi_ibm_exit(void) { int i; - for (i=NUM_IBMS-1; i>=0; i--) + for (i = ARRAY_SIZE(ibms) - 1; i >= 0; i--) ibm_exit(&ibms[i]); remove_proc_entry(IBM_DIR, acpi_root_dir); @@ -1185,30 +1907,40 @@ static int __init acpi_ibm_init(void) if (acpi_disabled) return -ENODEV; - if (!acpi_specific_hotkey_enabled){ - printk(IBM_ERR "Using generic hotkey driver\n"); - return -ENODEV; - } - /* these handles are required */ - if (IBM_HANDLE_INIT(ec, 1) < 0 || - IBM_HANDLE_INIT(hkey, 1) < 0 || - IBM_HANDLE_INIT(vid, 1) < 0 || - IBM_HANDLE_INIT(beep, 1) < 0) + if (!acpi_specific_hotkey_enabled) { + printk(IBM_ERR "using generic hotkey driver\n"); return -ENODEV; + } - /* these handles have alternatives */ - IBM_HANDLE_INIT(lght, 0); - if (IBM_HANDLE_INIT(cmos, !lght_handle) < 0) - return -ENODEV; - IBM_HANDLE_INIT(sysl, 0); - if (IBM_HANDLE_INIT(led, !sysl_handle) < 0) + /* ec is required because many other handles are relative to it */ + IBM_HANDLE_INIT(ec); + if (!ec_handle) { + printk(IBM_ERR "ec object not found\n"); return -ENODEV; + } /* these handles are not required */ - IBM_HANDLE_INIT(dock, 0); - IBM_HANDLE_INIT(bay, 0); - IBM_HANDLE_INIT(bayej, 0); - IBM_HANDLE_INIT(bled, 0); + IBM_HANDLE_INIT(vid); + IBM_HANDLE_INIT(vid2); + IBM_HANDLE_INIT(ledb); + IBM_HANDLE_INIT(led); + IBM_HANDLE_INIT(hkey); + IBM_HANDLE_INIT(lght); + IBM_HANDLE_INIT(cmos); + IBM_HANDLE_INIT(dock); + IBM_HANDLE_INIT(pci); + IBM_HANDLE_INIT(bay); + if (bay_handle) + IBM_HANDLE_INIT(bay_ej); + IBM_HANDLE_INIT(bay2); + if (bay2_handle) + IBM_HANDLE_INIT(bay2_ej); + IBM_HANDLE_INIT(beep); + IBM_HANDLE_INIT(ecrd); + IBM_HANDLE_INIT(ecwr); + IBM_HANDLE_INIT(fans); + IBM_HANDLE_INIT(gfan); + IBM_HANDLE_INIT(sfan); proc_dir = proc_mkdir(IBM_DIR, acpi_root_dir); if (!proc_dir) { @@ -1216,9 +1948,11 @@ static int __init acpi_ibm_init(void) return -ENODEV; } proc_dir->owner = THIS_MODULE; - - for (i=0; i<NUM_IBMS; i++) { + + for (i = 0; i < ARRAY_SIZE(ibms); i++) { ret = ibm_init(&ibms[i]); + if (ret >= 0 && *ibms[i].param) + ret = ibms[i].write(ibms[i].param); if (ret < 0) { acpi_ibm_exit(); return ret; @@ -1230,17 +1964,3 @@ static int __init acpi_ibm_init(void) module_init(acpi_ibm_init); module_exit(acpi_ibm_exit); - -MODULE_AUTHOR("Borislav Deianov"); -MODULE_DESCRIPTION(IBM_DESC); -MODULE_LICENSE("GPL"); - -IBM_PARAM(hotkey); -IBM_PARAM(bluetooth); -IBM_PARAM(video); -IBM_PARAM(light); -IBM_PARAM(dock); -IBM_PARAM(bay); -IBM_PARAM(cmos); -IBM_PARAM(led); -IBM_PARAM(beep); diff --git a/drivers/acpi/motherboard.c b/drivers/acpi/motherboard.c index 2934475d67d6..e928e8c2c6ec 100644 --- a/drivers/acpi/motherboard.c +++ b/drivers/acpi/motherboard.c @@ -30,12 +30,11 @@ #include <acpi/acpi_drivers.h> #define _COMPONENT ACPI_SYSTEM_COMPONENT -ACPI_MODULE_NAME ("acpi_motherboard") +ACPI_MODULE_NAME("acpi_motherboard") /* Dell use PNP0C01 instead of PNP0C02 */ #define ACPI_MB_HID1 "PNP0C01" #define ACPI_MB_HID2 "PNP0C02" - /** * Doesn't care about legacy IO ports, only IO ports beyond 0x1000 are reserved * Doesn't care about the failure of 'request_region', since other may reserve @@ -43,16 +42,13 @@ ACPI_MODULE_NAME ("acpi_motherboard") */ #define IS_RESERVED_ADDR(base, len) \ (((len) > 0) && ((base) > 0) && ((base) + (len) < IO_SPACE_LIMIT) \ - && ((base) + (len) > 0x1000)) - + && ((base) + (len) > PCIBIOS_MIN_IO)) /* * Clearing the flag (IORESOURCE_BUSY) allows drivers to use * the io ports if they really know they can use it, while * still preventing hotplug PCI devices from using it. */ - -static acpi_status -acpi_reserve_io_ranges (struct acpi_resource *res, void *data) +static acpi_status acpi_reserve_io_ranges(struct acpi_resource *res, void *data) { struct resource *requested_res = NULL; @@ -63,22 +59,32 @@ acpi_reserve_io_ranges (struct acpi_resource *res, void *data) if (io_res->min_base_address != io_res->max_base_address) return_VALUE(AE_OK); - if (IS_RESERVED_ADDR(io_res->min_base_address, io_res->range_length)) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Motherboard resources 0x%08x - 0x%08x\n", - io_res->min_base_address, - io_res->min_base_address + io_res->range_length)); - requested_res = request_region(io_res->min_base_address, - io_res->range_length, "motherboard"); + if (IS_RESERVED_ADDR + (io_res->min_base_address, io_res->range_length)) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Motherboard resources 0x%08x - 0x%08x\n", + io_res->min_base_address, + io_res->min_base_address + + io_res->range_length)); + requested_res = + request_region(io_res->min_base_address, + io_res->range_length, "motherboard"); } } else if (res->id == ACPI_RSTYPE_FIXED_IO) { - struct acpi_resource_fixed_io *fixed_io_res = &res->data.fixed_io; - - if (IS_RESERVED_ADDR(fixed_io_res->base_address, fixed_io_res->range_length)) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Motherboard resources 0x%08x - 0x%08x\n", - fixed_io_res->base_address, - fixed_io_res->base_address + fixed_io_res->range_length)); - requested_res = request_region(fixed_io_res->base_address, - fixed_io_res->range_length, "motherboard"); + struct acpi_resource_fixed_io *fixed_io_res = + &res->data.fixed_io; + + if (IS_RESERVED_ADDR + (fixed_io_res->base_address, fixed_io_res->range_length)) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Motherboard resources 0x%08x - 0x%08x\n", + fixed_io_res->base_address, + fixed_io_res->base_address + + fixed_io_res->range_length)); + requested_res = + request_region(fixed_io_res->base_address, + fixed_io_res->range_length, + "motherboard"); } } else { /* Memory mapped IO? */ @@ -89,72 +95,70 @@ acpi_reserve_io_ranges (struct acpi_resource *res, void *data) return_VALUE(AE_OK); } -static int acpi_motherboard_add (struct acpi_device *device) +static int acpi_motherboard_add(struct acpi_device *device) { if (!device) return -EINVAL; - acpi_walk_resources(device->handle, METHOD_NAME__CRS, - acpi_reserve_io_ranges, NULL); + acpi_walk_resources(device->handle, METHOD_NAME__CRS, + acpi_reserve_io_ranges, NULL); return 0; } static struct acpi_driver acpi_motherboard_driver1 = { - .name = "motherboard", - .class = "", - .ids = ACPI_MB_HID1, - .ops = { - .add = acpi_motherboard_add, - }, + .name = "motherboard", + .class = "", + .ids = ACPI_MB_HID1, + .ops = { + .add = acpi_motherboard_add, + }, }; static struct acpi_driver acpi_motherboard_driver2 = { - .name = "motherboard", - .class = "", - .ids = ACPI_MB_HID2, - .ops = { - .add = acpi_motherboard_add, - }, + .name = "motherboard", + .class = "", + .ids = ACPI_MB_HID2, + .ops = { + .add = acpi_motherboard_add, + }, }; -static void __init -acpi_reserve_resources (void) +static void __init acpi_reserve_resources(void) { if (acpi_gbl_FADT->xpm1a_evt_blk.address && acpi_gbl_FADT->pm1_evt_len) - request_region(acpi_gbl_FADT->xpm1a_evt_blk.address, - acpi_gbl_FADT->pm1_evt_len, "PM1a_EVT_BLK"); + request_region(acpi_gbl_FADT->xpm1a_evt_blk.address, + acpi_gbl_FADT->pm1_evt_len, "PM1a_EVT_BLK"); if (acpi_gbl_FADT->xpm1b_evt_blk.address && acpi_gbl_FADT->pm1_evt_len) request_region(acpi_gbl_FADT->xpm1b_evt_blk.address, - acpi_gbl_FADT->pm1_evt_len, "PM1b_EVT_BLK"); + acpi_gbl_FADT->pm1_evt_len, "PM1b_EVT_BLK"); if (acpi_gbl_FADT->xpm1a_cnt_blk.address && acpi_gbl_FADT->pm1_cnt_len) - request_region(acpi_gbl_FADT->xpm1a_cnt_blk.address, - acpi_gbl_FADT->pm1_cnt_len, "PM1a_CNT_BLK"); + request_region(acpi_gbl_FADT->xpm1a_cnt_blk.address, + acpi_gbl_FADT->pm1_cnt_len, "PM1a_CNT_BLK"); if (acpi_gbl_FADT->xpm1b_cnt_blk.address && acpi_gbl_FADT->pm1_cnt_len) - request_region(acpi_gbl_FADT->xpm1b_cnt_blk.address, - acpi_gbl_FADT->pm1_cnt_len, "PM1b_CNT_BLK"); + request_region(acpi_gbl_FADT->xpm1b_cnt_blk.address, + acpi_gbl_FADT->pm1_cnt_len, "PM1b_CNT_BLK"); if (acpi_gbl_FADT->xpm_tmr_blk.address && acpi_gbl_FADT->pm_tm_len == 4) - request_region(acpi_gbl_FADT->xpm_tmr_blk.address, - 4, "PM_TMR"); + request_region(acpi_gbl_FADT->xpm_tmr_blk.address, 4, "PM_TMR"); if (acpi_gbl_FADT->xpm2_cnt_blk.address && acpi_gbl_FADT->pm2_cnt_len) request_region(acpi_gbl_FADT->xpm2_cnt_blk.address, - acpi_gbl_FADT->pm2_cnt_len, "PM2_CNT_BLK"); + acpi_gbl_FADT->pm2_cnt_len, "PM2_CNT_BLK"); /* Length of GPE blocks must be a non-negative multiple of 2 */ if (acpi_gbl_FADT->xgpe0_blk.address && acpi_gbl_FADT->gpe0_blk_len && - !(acpi_gbl_FADT->gpe0_blk_len & 0x1)) + !(acpi_gbl_FADT->gpe0_blk_len & 0x1)) request_region(acpi_gbl_FADT->xgpe0_blk.address, - acpi_gbl_FADT->gpe0_blk_len, "GPE0_BLK"); + acpi_gbl_FADT->gpe0_blk_len, "GPE0_BLK"); if (acpi_gbl_FADT->xgpe1_blk.address && acpi_gbl_FADT->gpe1_blk_len && - !(acpi_gbl_FADT->gpe1_blk_len & 0x1)) + !(acpi_gbl_FADT->gpe1_blk_len & 0x1)) request_region(acpi_gbl_FADT->xgpe1_blk.address, - acpi_gbl_FADT->gpe1_blk_len, "GPE1_BLK"); + acpi_gbl_FADT->gpe1_blk_len, "GPE1_BLK"); } static int __init acpi_motherboard_init(void) @@ -166,7 +170,7 @@ static int __init acpi_motherboard_init(void) * This module must run after scan.c */ if (!acpi_disabled) - acpi_reserve_resources (); + acpi_reserve_resources(); return 0; } diff --git a/drivers/acpi/namespace/nsaccess.c b/drivers/acpi/namespace/nsaccess.c index ece7a9dedd5c..edfbe34600f5 100644 --- a/drivers/acpi/namespace/nsaccess.c +++ b/drivers/acpi/namespace/nsaccess.c @@ -41,16 +41,13 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/amlcode.h> #include <acpi/acnamesp.h> #include <acpi/acdispat.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsaccess") - +ACPI_MODULE_NAME("nsaccess") /******************************************************************************* * @@ -65,24 +62,19 @@ * MUTEX: Locks namespace for entire execution * ******************************************************************************/ - -acpi_status -acpi_ns_root_initialize ( - void) +acpi_status acpi_ns_root_initialize(void) { - acpi_status status; + acpi_status status; const struct acpi_predefined_names *init_val = NULL; - struct acpi_namespace_node *new_node; - union acpi_operand_object *obj_desc; - acpi_string val = NULL; - - - ACPI_FUNCTION_TRACE ("ns_root_initialize"); + struct acpi_namespace_node *new_node; + union acpi_operand_object *obj_desc; + acpi_string val = NULL; + ACPI_FUNCTION_TRACE("ns_root_initialize"); - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -102,24 +94,26 @@ acpi_ns_root_initialize ( /* Enter the pre-defined names in the name table */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Entering predefined entries into namespace\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Entering predefined entries into namespace\n")); for (init_val = acpi_gbl_pre_defined_names; init_val->name; init_val++) { /* _OSI is optional for now, will be permanent later */ - if (!ACPI_STRCMP (init_val->name, "_OSI") && !acpi_gbl_create_osi_method) { + if (!ACPI_STRCMP(init_val->name, "_OSI") + && !acpi_gbl_create_osi_method) { continue; } - status = acpi_ns_lookup (NULL, init_val->name, init_val->type, - ACPI_IMODE_LOAD_PASS2, ACPI_NS_NO_UPSEARCH, - NULL, &new_node); + status = acpi_ns_lookup(NULL, init_val->name, init_val->type, + ACPI_IMODE_LOAD_PASS2, + ACPI_NS_NO_UPSEARCH, NULL, &new_node); - if (ACPI_FAILURE (status) || (!new_node)) /* Must be on same line for code converter */ { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not create predefined name %s, %s\n", - init_val->name, acpi_format_exception (status))); + if (ACPI_FAILURE(status) || (!new_node)) { /* Must be on same line for code converter */ + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not create predefined name %s, %s\n", + init_val->name, + acpi_format_exception(status))); } /* @@ -128,11 +122,11 @@ acpi_ns_root_initialize ( * initial value, create the initial value. */ if (init_val->val) { - status = acpi_os_predefined_override (init_val, &val); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not override predefined %s\n", - init_val->name)); + status = acpi_os_predefined_override(init_val, &val); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not override predefined %s\n", + init_val->name)); } if (!val) { @@ -143,7 +137,8 @@ acpi_ns_root_initialize ( * Entry requests an initial value, allocate a * descriptor for it. */ - obj_desc = acpi_ut_create_internal_object (init_val->type); + obj_desc = + acpi_ut_create_internal_object(init_val->type); if (!obj_desc) { status = AE_NO_MEMORY; goto unlock_and_exit; @@ -156,55 +151,62 @@ acpi_ns_root_initialize ( */ switch (init_val->type) { case ACPI_TYPE_METHOD: - obj_desc->method.param_count = (u8) ACPI_TO_INTEGER (val); + obj_desc->method.param_count = + (u8) ACPI_TO_INTEGER(val); obj_desc->common.flags |= AOPOBJ_DATA_VALID; -#if defined (_ACPI_ASL_COMPILER) || defined (_ACPI_DUMP_App) +#if defined (ACPI_ASL_COMPILER) - /* - * i_aSL Compiler cheats by putting parameter count - * in the owner_iD - */ - new_node->owner_id = obj_desc->method.param_count; + /* save the parameter count for the i_aSL compiler */ + + new_node->value = obj_desc->method.param_count; #else /* Mark this as a very SPECIAL method */ - obj_desc->method.method_flags = AML_METHOD_INTERNAL_ONLY; - obj_desc->method.implementation = acpi_ut_osi_implementation; + obj_desc->method.method_flags = + AML_METHOD_INTERNAL_ONLY; + +#ifndef ACPI_DUMP_APP + obj_desc->method.implementation = + acpi_ut_osi_implementation; +#endif #endif break; case ACPI_TYPE_INTEGER: - obj_desc->integer.value = ACPI_TO_INTEGER (val); + obj_desc->integer.value = ACPI_TO_INTEGER(val); break; - case ACPI_TYPE_STRING: /* * Build an object around the static string */ - obj_desc->string.length = (u32) ACPI_STRLEN (val); + obj_desc->string.length = + (u32) ACPI_STRLEN(val); obj_desc->string.pointer = val; obj_desc->common.flags |= AOPOBJ_STATIC_POINTER; break; - case ACPI_TYPE_MUTEX: obj_desc->mutex.node = new_node; - obj_desc->mutex.sync_level = (u8) (ACPI_TO_INTEGER (val) - 1); + obj_desc->mutex.sync_level = + (u8) (ACPI_TO_INTEGER(val) - 1); - if (ACPI_STRCMP (init_val->name, "_GL_") == 0) { + if (ACPI_STRCMP(init_val->name, "_GL_") == 0) { /* * Create a counting semaphore for the * global lock */ - status = acpi_os_create_semaphore (ACPI_NO_UNIT_LIMIT, - 1, &obj_desc->mutex.semaphore); - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (obj_desc); + status = + acpi_os_create_semaphore + (ACPI_NO_UNIT_LIMIT, 1, + &obj_desc->mutex.semaphore); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference + (obj_desc); goto unlock_and_exit; } @@ -212,56 +214,58 @@ acpi_ns_root_initialize ( * We just created the mutex for the * global lock, save it */ - acpi_gbl_global_lock_semaphore = obj_desc->mutex.semaphore; - } - else { + acpi_gbl_global_lock_semaphore = + obj_desc->mutex.semaphore; + } else { /* Create a mutex */ - status = acpi_os_create_semaphore (1, 1, - &obj_desc->mutex.semaphore); - if (ACPI_FAILURE (status)) { - acpi_ut_remove_reference (obj_desc); + status = acpi_os_create_semaphore(1, 1, + &obj_desc-> + mutex. + semaphore); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference + (obj_desc); goto unlock_and_exit; } } break; - default: - ACPI_REPORT_ERROR (("Unsupported initial type value %X\n", - init_val->type)); - acpi_ut_remove_reference (obj_desc); + ACPI_REPORT_ERROR(("Unsupported initial type value %X\n", init_val->type)); + acpi_ut_remove_reference(obj_desc); obj_desc = NULL; continue; } /* Store pointer to value descriptor in the Node */ - status = acpi_ns_attach_object (new_node, obj_desc, - ACPI_GET_OBJECT_TYPE (obj_desc)); + status = acpi_ns_attach_object(new_node, obj_desc, + ACPI_GET_OBJECT_TYPE + (obj_desc)); /* Remove local reference to the object */ - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); } } - -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); /* Save a handle to "_GPE", it is always present */ - if (ACPI_SUCCESS (status)) { - status = acpi_ns_get_node_by_path ("\\_GPE", NULL, ACPI_NS_NO_UPSEARCH, - &acpi_gbl_fadt_gpe_device); + if (ACPI_SUCCESS(status)) { + status = + acpi_ns_get_node_by_path("\\_GPE", NULL, + ACPI_NS_NO_UPSEARCH, + &acpi_gbl_fadt_gpe_device); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ns_lookup @@ -286,62 +290,57 @@ unlock_and_exit: ******************************************************************************/ acpi_status -acpi_ns_lookup ( - union acpi_generic_state *scope_info, - char *pathname, - acpi_object_type type, - acpi_interpreter_mode interpreter_mode, - u32 flags, - struct acpi_walk_state *walk_state, - struct acpi_namespace_node **return_node) +acpi_ns_lookup(union acpi_generic_state *scope_info, + char *pathname, + acpi_object_type type, + acpi_interpreter_mode interpreter_mode, + u32 flags, + struct acpi_walk_state *walk_state, + struct acpi_namespace_node **return_node) { - acpi_status status; - char *path = pathname; - struct acpi_namespace_node *prefix_node; - struct acpi_namespace_node *current_node = NULL; - struct acpi_namespace_node *this_node = NULL; - u32 num_segments; - u32 num_carats; - acpi_name simple_name; - acpi_object_type type_to_check_for; - acpi_object_type this_search_type; - u32 search_parent_flag = ACPI_NS_SEARCH_PARENT; - u32 local_flags = flags & ~(ACPI_NS_ERROR_IF_FOUND | - ACPI_NS_SEARCH_PARENT); - - - ACPI_FUNCTION_TRACE ("ns_lookup"); - + acpi_status status; + char *path = pathname; + struct acpi_namespace_node *prefix_node; + struct acpi_namespace_node *current_node = NULL; + struct acpi_namespace_node *this_node = NULL; + u32 num_segments; + u32 num_carats; + acpi_name simple_name; + acpi_object_type type_to_check_for; + acpi_object_type this_search_type; + u32 search_parent_flag = ACPI_NS_SEARCH_PARENT; + u32 local_flags = flags & ~(ACPI_NS_ERROR_IF_FOUND | + ACPI_NS_SEARCH_PARENT); + + ACPI_FUNCTION_TRACE("ns_lookup"); if (!return_node) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } acpi_gbl_ns_lookup_count++; *return_node = ACPI_ENTRY_NOT_FOUND; if (!acpi_gbl_root_node) { - return_ACPI_STATUS (AE_NO_NAMESPACE); + return_ACPI_STATUS(AE_NO_NAMESPACE); } /* * Get the prefix scope. * A null scope means use the root scope */ - if ((!scope_info) || - (!scope_info->scope.node)) { - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Null scope prefix, using root node (%p)\n", - acpi_gbl_root_node)); + if ((!scope_info) || (!scope_info->scope.node)) { + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Null scope prefix, using root node (%p)\n", + acpi_gbl_root_node)); prefix_node = acpi_gbl_root_node; - } - else { + } else { prefix_node = scope_info->scope.node; - if (ACPI_GET_DESCRIPTOR_TYPE (prefix_node) != ACPI_DESC_TYPE_NAMED) { - ACPI_REPORT_ERROR (("ns_lookup: %p is not a namespace node [%s]\n", - prefix_node, acpi_ut_get_descriptor_name (prefix_node))); - return_ACPI_STATUS (AE_AML_INTERNAL); + if (ACPI_GET_DESCRIPTOR_TYPE(prefix_node) != + ACPI_DESC_TYPE_NAMED) { + ACPI_REPORT_ERROR(("ns_lookup: %p is not a namespace node [%s]\n", prefix_node, acpi_ut_get_descriptor_name(prefix_node))); + return_ACPI_STATUS(AE_AML_INTERNAL); } /* @@ -349,9 +348,9 @@ acpi_ns_lookup ( * Device/Method, etc.) It could be a Package or other object node. * Backup up the tree to find the containing scope node. */ - while (!acpi_ns_opens_scope (prefix_node->type) && - prefix_node->type != ACPI_TYPE_ANY) { - prefix_node = acpi_ns_get_parent_node (prefix_node); + while (!acpi_ns_opens_scope(prefix_node->type) && + prefix_node->type != ACPI_TYPE_ANY) { + prefix_node = acpi_ns_get_parent_node(prefix_node); } } @@ -366,13 +365,13 @@ acpi_ns_lookup ( /* A Null name_path is allowed and refers to the root */ num_segments = 0; - this_node = acpi_gbl_root_node; - path = ""; + this_node = acpi_gbl_root_node; + path = ""; - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Null Pathname (Zero segments), Flags=%X\n", flags)); - } - else { + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Null Pathname (Zero segments), Flags=%X\n", + flags)); + } else { /* * Name pointer is valid (and must be in internal name format) * @@ -396,15 +395,16 @@ acpi_ns_lookup ( path++; - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Path is absolute from root [%p]\n", this_node)); - } - else { + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Path is absolute from root [%p]\n", + this_node)); + } else { /* Pathname is relative to current scope, start there */ - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Searching relative to prefix scope [%4.4s] (%p)\n", - acpi_ut_get_node_name (prefix_node), prefix_node)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Searching relative to prefix scope [%4.4s] (%p)\n", + acpi_ut_get_node_name(prefix_node), + prefix_node)); /* * Handle multiple Parent Prefixes (carat) by just getting @@ -425,20 +425,20 @@ acpi_ns_lookup ( /* Backup to the parent node */ num_carats++; - this_node = acpi_ns_get_parent_node (this_node); + this_node = acpi_ns_get_parent_node(this_node); if (!this_node) { /* Current scope has no parent scope */ - ACPI_REPORT_ERROR ( - ("ACPI path has too many parent prefixes (^) - reached beyond root node\n")); - return_ACPI_STATUS (AE_NOT_FOUND); + ACPI_REPORT_ERROR(("ACPI path has too many parent prefixes (^) - reached beyond root node\n")); + return_ACPI_STATUS(AE_NOT_FOUND); } } if (search_parent_flag == ACPI_NS_NO_UPSEARCH) { - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Search scope is [%4.4s], path has %d carat(s)\n", - acpi_ut_get_node_name (this_node), num_carats)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Search scope is [%4.4s], path has %d carat(s)\n", + acpi_ut_get_node_name + (this_node), num_carats)); } } @@ -464,9 +464,9 @@ acpi_ns_lookup ( num_segments = 0; type = this_node->type; - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Prefix-only Pathname (Zero name segments), Flags=%X\n", - flags)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Prefix-only Pathname (Zero name segments), Flags=%X\n", + flags)); break; case AML_DUAL_NAME_PREFIX: @@ -480,8 +480,9 @@ acpi_ns_lookup ( num_segments = 2; path++; - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Dual Pathname (2 segments, Flags=%X)\n", flags)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Dual Pathname (2 segments, Flags=%X)\n", + flags)); break; case AML_MULTI_NAME_PREFIX_OP: @@ -493,12 +494,12 @@ acpi_ns_lookup ( /* Extract segment count, point to first name segment */ path++; - num_segments = (u32) (u8) *path; + num_segments = (u32) (u8) * path; path++; - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Multi Pathname (%d Segments, Flags=%X) \n", - num_segments, flags)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Multi Pathname (%d Segments, Flags=%X) \n", + num_segments, flags)); break; default: @@ -508,15 +509,15 @@ acpi_ns_lookup ( */ num_segments = 1; - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Simple Pathname (1 segment, Flags=%X)\n", flags)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Simple Pathname (1 segment, Flags=%X)\n", + flags)); break; } - ACPI_DEBUG_EXEC (acpi_ns_print_pathname (num_segments, path)); + ACPI_DEBUG_EXEC(acpi_ns_print_pathname(num_segments, path)); } - /* * Search namespace for each segment of the name. Loop through and * verify (or add to the namespace) each name segment. @@ -540,7 +541,7 @@ acpi_ns_lookup ( * requested it AND we have a single, non-fully-qualified name_seg */ if ((search_parent_flag != ACPI_NS_NO_UPSEARCH) && - (flags & ACPI_NS_SEARCH_PARENT)) { + (flags & ACPI_NS_SEARCH_PARENT)) { local_flags |= ACPI_NS_SEARCH_PARENT; } @@ -553,24 +554,28 @@ acpi_ns_lookup ( /* Extract one ACPI name from the front of the pathname */ - ACPI_MOVE_32_TO_32 (&simple_name, path); + ACPI_MOVE_32_TO_32(&simple_name, path); /* Try to find the single (4 character) ACPI name */ - status = acpi_ns_search_and_enter (simple_name, walk_state, current_node, - interpreter_mode, this_search_type, local_flags, &this_node); - if (ACPI_FAILURE (status)) { + status = + acpi_ns_search_and_enter(simple_name, walk_state, + current_node, interpreter_mode, + this_search_type, local_flags, + &this_node); + if (ACPI_FAILURE(status)) { if (status == AE_NOT_FOUND) { /* Name not found in ACPI namespace */ - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Name [%4.4s] not found in scope [%4.4s] %p\n", - (char *) &simple_name, (char *) ¤t_node->name, - current_node)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Name [%4.4s] not found in scope [%4.4s] %p\n", + (char *)&simple_name, + (char *)¤t_node->name, + current_node)); } *return_node = this_node; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* @@ -586,19 +591,16 @@ acpi_ns_lookup ( * * Then we have a type mismatch. Just warn and ignore it. */ - if ((num_segments == 0) && - (type_to_check_for != ACPI_TYPE_ANY) && - (type_to_check_for != ACPI_TYPE_LOCAL_ALIAS) && - (type_to_check_for != ACPI_TYPE_LOCAL_METHOD_ALIAS) && - (type_to_check_for != ACPI_TYPE_LOCAL_SCOPE) && - (this_node->type != ACPI_TYPE_ANY) && - (this_node->type != type_to_check_for)) { + if ((num_segments == 0) && + (type_to_check_for != ACPI_TYPE_ANY) && + (type_to_check_for != ACPI_TYPE_LOCAL_ALIAS) && + (type_to_check_for != ACPI_TYPE_LOCAL_METHOD_ALIAS) && + (type_to_check_for != ACPI_TYPE_LOCAL_SCOPE) && + (this_node->type != ACPI_TYPE_ANY) && + (this_node->type != type_to_check_for)) { /* Complain about a type mismatch */ - ACPI_REPORT_WARNING ( - ("ns_lookup: Type mismatch on %4.4s (%s), searching for (%s)\n", - (char *) &simple_name, acpi_ut_get_type_name (this_node->type), - acpi_ut_get_type_name (type_to_check_for))); + ACPI_REPORT_WARNING(("ns_lookup: Type mismatch on %4.4s (%s), searching for (%s)\n", (char *)&simple_name, acpi_ut_get_type_name(this_node->type), acpi_ut_get_type_name(type_to_check_for))); } /* @@ -624,15 +626,16 @@ acpi_ns_lookup ( * If entry is a type which opens a scope, push the new scope on the * scope stack. */ - if (acpi_ns_opens_scope (type)) { - status = acpi_ds_scope_stack_push (this_node, type, walk_state); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (acpi_ns_opens_scope(type)) { + status = + acpi_ds_scope_stack_push(this_node, type, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } } *return_node = this_node; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/namespace/nsalloc.c b/drivers/acpi/namespace/nsalloc.c index 5653a19d7172..cc7a85f8cfe6 100644 --- a/drivers/acpi/namespace/nsalloc.c +++ b/drivers/acpi/namespace/nsalloc.c @@ -41,20 +41,14 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsalloc") +ACPI_MODULE_NAME("nsalloc") /* Local prototypes */ - -static void -acpi_ns_remove_reference ( - struct acpi_namespace_node *node); - +static void acpi_ns_remove_reference(struct acpi_namespace_node *node); /******************************************************************************* * @@ -68,31 +62,26 @@ acpi_ns_remove_reference ( * ******************************************************************************/ -struct acpi_namespace_node * -acpi_ns_create_node ( - u32 name) +struct acpi_namespace_node *acpi_ns_create_node(u32 name) { - struct acpi_namespace_node *node; - + struct acpi_namespace_node *node; - ACPI_FUNCTION_TRACE ("ns_create_node"); + ACPI_FUNCTION_TRACE("ns_create_node"); - - node = ACPI_MEM_CALLOCATE (sizeof (struct acpi_namespace_node)); + node = ACPI_MEM_CALLOCATE(sizeof(struct acpi_namespace_node)); if (!node) { - return_PTR (NULL); + return_PTR(NULL); } - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_NSNODE].total_allocated++); + ACPI_MEM_TRACKING(acpi_gbl_ns_node_list->total_allocated++); - node->name.integer = name; + node->name.integer = name; node->reference_count = 1; - ACPI_SET_DESCRIPTOR_TYPE (node, ACPI_DESC_TYPE_NAMED); + ACPI_SET_DESCRIPTOR_TYPE(node, ACPI_DESC_TYPE_NAMED); - return_PTR (node); + return_PTR(node); } - /******************************************************************************* * * FUNCTION: acpi_ns_delete_node @@ -105,19 +94,15 @@ acpi_ns_create_node ( * ******************************************************************************/ -void -acpi_ns_delete_node ( - struct acpi_namespace_node *node) +void acpi_ns_delete_node(struct acpi_namespace_node *node) { - struct acpi_namespace_node *parent_node; - struct acpi_namespace_node *prev_node; - struct acpi_namespace_node *next_node; - + struct acpi_namespace_node *parent_node; + struct acpi_namespace_node *prev_node; + struct acpi_namespace_node *next_node; - ACPI_FUNCTION_TRACE_PTR ("ns_delete_node", node); + ACPI_FUNCTION_TRACE_PTR("ns_delete_node", node); - - parent_node = acpi_ns_get_parent_node (node); + parent_node = acpi_ns_get_parent_node(node); prev_node = NULL; next_node = parent_node->child; @@ -136,32 +121,29 @@ acpi_ns_delete_node ( if (next_node->flags & ANOBJ_END_OF_PEER_LIST) { prev_node->flags |= ANOBJ_END_OF_PEER_LIST; } - } - else { + } else { /* Node is first child (has no previous peer) */ if (next_node->flags & ANOBJ_END_OF_PEER_LIST) { /* No peers at all */ parent_node->child = NULL; - } - else { /* Link peer list to parent */ + } else { /* Link peer list to parent */ parent_node->child = next_node->peer; } } - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_NSNODE].total_freed++); + ACPI_MEM_TRACKING(acpi_gbl_ns_node_list->total_freed++); /* * Detach an object if there is one then delete the node */ - acpi_ns_detach_object (node); - ACPI_MEM_FREE (node); + acpi_ns_detach_object(node); + ACPI_MEM_FREE(node); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ns_install_node @@ -176,30 +158,20 @@ acpi_ns_delete_node ( * DESCRIPTION: Initialize a new namespace node and install it amongst * its peers. * - * Note: Current namespace lookup is linear search. However, the - * nodes are linked in alphabetical order to 1) put all reserved - * names (start with underscore) first, and to 2) make a readable - * namespace dump. + * Note: Current namespace lookup is linear search. This appears + * to be sufficient as namespace searches consume only a small + * fraction of the execution time of the ACPI subsystem. * ******************************************************************************/ -void -acpi_ns_install_node ( - struct acpi_walk_state *walk_state, - struct acpi_namespace_node *parent_node, /* Parent */ - struct acpi_namespace_node *node, /* New Child*/ - acpi_object_type type) +void acpi_ns_install_node(struct acpi_walk_state *walk_state, struct acpi_namespace_node *parent_node, /* Parent */ + struct acpi_namespace_node *node, /* New Child */ + acpi_object_type type) { - u16 owner_id = 0; - struct acpi_namespace_node *child_node; -#ifdef ACPI_ALPHABETIC_NAMESPACE - - struct acpi_namespace_node *previous_child_node; -#endif - - - ACPI_FUNCTION_TRACE ("ns_install_node"); + acpi_owner_id owner_id = 0; + struct acpi_namespace_node *child_node; + ACPI_FUNCTION_TRACE("ns_install_node"); /* * Get the owner ID from the Walk state @@ -217,59 +189,7 @@ acpi_ns_install_node ( parent_node->child = node; node->flags |= ANOBJ_END_OF_PEER_LIST; node->peer = parent_node; - } - else { -#ifdef ACPI_ALPHABETIC_NAMESPACE - /* - * Walk the list whilst searching for the correct - * alphabetic placement. - */ - previous_child_node = NULL; - while (acpi_ns_compare_names (acpi_ut_get_node_name (child_node), - acpi_ut_get_node_name (node)) < 0) { - if (child_node->flags & ANOBJ_END_OF_PEER_LIST) { - /* Last peer; Clear end-of-list flag */ - - child_node->flags &= ~ANOBJ_END_OF_PEER_LIST; - - /* This node is the new peer to the child node */ - - child_node->peer = node; - - /* This node is the new end-of-list */ - - node->flags |= ANOBJ_END_OF_PEER_LIST; - node->peer = parent_node; - break; - } - - /* Get next peer */ - - previous_child_node = child_node; - child_node = child_node->peer; - } - - /* Did the node get inserted at the end-of-list? */ - - if (!(node->flags & ANOBJ_END_OF_PEER_LIST)) { - /* - * Loop above terminated without reaching the end-of-list. - * Insert the new node at the current location - */ - if (previous_child_node) { - /* Insert node alphabetically */ - - node->peer = child_node; - previous_child_node->peer = node; - } - else { - /* Insert node alphabetically at start of list */ - - node->peer = child_node; - parent_node->child = node; - } - } -#else + } else { while (!(child_node->flags & ANOBJ_END_OF_PEER_LIST)) { child_node = child_node->peer; } @@ -279,9 +199,8 @@ acpi_ns_install_node ( /* Clear end-of-list flag */ child_node->flags &= ~ANOBJ_END_OF_PEER_LIST; - node->flags |= ANOBJ_END_OF_PEER_LIST; + node->flags |= ANOBJ_END_OF_PEER_LIST; node->peer = parent_node; -#endif } /* Init the new entry */ @@ -289,24 +208,25 @@ acpi_ns_install_node ( node->owner_id = owner_id; node->type = (u8) type; - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "%4.4s (%s) [Node %p Owner %X] added to %4.4s (%s) [Node %p]\n", - acpi_ut_get_node_name (node), acpi_ut_get_type_name (node->type), node, owner_id, - acpi_ut_get_node_name (parent_node), acpi_ut_get_type_name (parent_node->type), - parent_node)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "%4.4s (%s) [Node %p Owner %X] added to %4.4s (%s) [Node %p]\n", + acpi_ut_get_node_name(node), + acpi_ut_get_type_name(node->type), node, owner_id, + acpi_ut_get_node_name(parent_node), + acpi_ut_get_type_name(parent_node->type), + parent_node)); /* * Increment the reference count(s) of all parents up to * the root! */ - while ((node = acpi_ns_get_parent_node (node)) != NULL) { + while ((node = acpi_ns_get_parent_node(node)) != NULL) { node->reference_count++; } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ns_delete_children @@ -320,18 +240,14 @@ acpi_ns_install_node ( * ******************************************************************************/ -void -acpi_ns_delete_children ( - struct acpi_namespace_node *parent_node) +void acpi_ns_delete_children(struct acpi_namespace_node *parent_node) { - struct acpi_namespace_node *child_node; - struct acpi_namespace_node *next_node; - struct acpi_namespace_node *node; - u8 flags; - - - ACPI_FUNCTION_TRACE_PTR ("ns_delete_children", parent_node); + struct acpi_namespace_node *child_node; + struct acpi_namespace_node *next_node; + struct acpi_namespace_node *node; + u8 flags; + ACPI_FUNCTION_TRACE_PTR("ns_delete_children", parent_node); if (!parent_node) { return_VOID; @@ -350,48 +266,48 @@ acpi_ns_delete_children ( do { /* Get the things we need */ - next_node = child_node->peer; - flags = child_node->flags; + next_node = child_node->peer; + flags = child_node->flags; /* Grandchildren should have all been deleted already */ if (child_node->child) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Found a grandchild! P=%p C=%p\n", - parent_node, child_node)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Found a grandchild! P=%p C=%p\n", + parent_node, child_node)); } /* Now we can free this child object */ - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_NSNODE].total_freed++); + ACPI_MEM_TRACKING(acpi_gbl_ns_node_list->total_freed++); - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Object %p, Remaining %X\n", - child_node, acpi_gbl_current_node_count)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Object %p, Remaining %X\n", child_node, + acpi_gbl_current_node_count)); /* * Detach an object if there is one, then free the child node */ - acpi_ns_detach_object (child_node); + acpi_ns_detach_object(child_node); /* * Decrement the reference count(s) of all parents up to * the root! (counts were incremented when the node was created) */ node = child_node; - while ((node = acpi_ns_get_parent_node (node)) != NULL) { + while ((node = acpi_ns_get_parent_node(node)) != NULL) { node->reference_count--; } /* There should be only one reference remaining on this node */ if (child_node->reference_count != 1) { - ACPI_REPORT_WARNING (( - "Existing references (%d) on node being deleted (%p)\n", - child_node->reference_count, child_node)); + ACPI_REPORT_WARNING(("Existing references (%d) on node being deleted (%p)\n", child_node->reference_count, child_node)); } /* Now we can delete the node */ - ACPI_MEM_FREE (child_node); + ACPI_MEM_FREE(child_node); /* And move on to the next child in the list */ @@ -399,7 +315,6 @@ acpi_ns_delete_children ( } while (!(flags & ANOBJ_END_OF_PEER_LIST)); - /* Clear the parent's child pointer */ parent_node->child = NULL; @@ -407,7 +322,6 @@ acpi_ns_delete_children ( return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ns_delete_namespace_subtree @@ -421,16 +335,12 @@ acpi_ns_delete_children ( * ******************************************************************************/ -void -acpi_ns_delete_namespace_subtree ( - struct acpi_namespace_node *parent_node) +void acpi_ns_delete_namespace_subtree(struct acpi_namespace_node *parent_node) { - struct acpi_namespace_node *child_node = NULL; - u32 level = 1; - - - ACPI_FUNCTION_TRACE ("ns_delete_namespace_subtree"); + struct acpi_namespace_node *child_node = NULL; + u32 level = 1; + ACPI_FUNCTION_TRACE("ns_delete_namespace_subtree"); if (!parent_node) { return_VOID; @@ -443,16 +353,17 @@ acpi_ns_delete_namespace_subtree ( while (level > 0) { /* Get the next node in this scope (NULL if none) */ - child_node = acpi_ns_get_next_node (ACPI_TYPE_ANY, parent_node, - child_node); + child_node = acpi_ns_get_next_node(ACPI_TYPE_ANY, parent_node, + child_node); if (child_node) { /* Found a child node - detach any attached object */ - acpi_ns_detach_object (child_node); + acpi_ns_detach_object(child_node); /* Check if this node has any children */ - if (acpi_ns_get_next_node (ACPI_TYPE_ANY, child_node, NULL)) { + if (acpi_ns_get_next_node + (ACPI_TYPE_ANY, child_node, NULL)) { /* * There is at least one child of this node, * visit the node @@ -461,8 +372,7 @@ acpi_ns_delete_namespace_subtree ( parent_node = child_node; child_node = NULL; } - } - else { + } else { /* * No more children of this parent node. * Move up to the grandparent. @@ -473,7 +383,7 @@ acpi_ns_delete_namespace_subtree ( * Now delete all of the children of this parent * all at the same time. */ - acpi_ns_delete_children (parent_node); + acpi_ns_delete_children(parent_node); /* New "last child" is this parent node */ @@ -481,14 +391,13 @@ acpi_ns_delete_namespace_subtree ( /* Move up the tree to the grandparent */ - parent_node = acpi_ns_get_parent_node (parent_node); + parent_node = acpi_ns_get_parent_node(parent_node); } } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ns_remove_reference @@ -504,16 +413,12 @@ acpi_ns_delete_namespace_subtree ( * ******************************************************************************/ -static void -acpi_ns_remove_reference ( - struct acpi_namespace_node *node) +static void acpi_ns_remove_reference(struct acpi_namespace_node *node) { - struct acpi_namespace_node *parent_node; - struct acpi_namespace_node *this_node; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_namespace_node *parent_node; + struct acpi_namespace_node *this_node; + ACPI_FUNCTION_ENTRY(); /* * Decrement the reference count(s) of this node and all @@ -523,7 +428,7 @@ acpi_ns_remove_reference ( while (this_node) { /* Prepare to move up to parent */ - parent_node = acpi_ns_get_parent_node (this_node); + parent_node = acpi_ns_get_parent_node(this_node); /* Decrement the reference count on this node */ @@ -534,15 +439,14 @@ acpi_ns_remove_reference ( if (!this_node->reference_count) { /* Delete all children and delete the node */ - acpi_ns_delete_children (this_node); - acpi_ns_delete_node (this_node); + acpi_ns_delete_children(this_node); + acpi_ns_delete_node(this_node); } this_node = parent_node; } } - /******************************************************************************* * * FUNCTION: acpi_ns_delete_namespace_by_owner @@ -557,23 +461,23 @@ acpi_ns_remove_reference ( * ******************************************************************************/ -void -acpi_ns_delete_namespace_by_owner ( - u16 owner_id) +void acpi_ns_delete_namespace_by_owner(acpi_owner_id owner_id) { - struct acpi_namespace_node *child_node; - struct acpi_namespace_node *deletion_node; - u32 level; - struct acpi_namespace_node *parent_node; - + struct acpi_namespace_node *child_node; + struct acpi_namespace_node *deletion_node; + u32 level; + struct acpi_namespace_node *parent_node; - ACPI_FUNCTION_TRACE_U32 ("ns_delete_namespace_by_owner", owner_id); + ACPI_FUNCTION_TRACE_U32("ns_delete_namespace_by_owner", owner_id); + if (owner_id == 0) { + return_VOID; + } - parent_node = acpi_gbl_root_node; - child_node = NULL; + parent_node = acpi_gbl_root_node; + child_node = NULL; deletion_node = NULL; - level = 1; + level = 1; /* * Traverse the tree of nodes until we bubble back up @@ -584,10 +488,12 @@ acpi_ns_delete_namespace_by_owner ( * Get the next child of this parent node. When child_node is NULL, * the first child of the parent is returned */ - child_node = acpi_ns_get_next_node (ACPI_TYPE_ANY, parent_node, child_node); + child_node = + acpi_ns_get_next_node(ACPI_TYPE_ANY, parent_node, + child_node); if (deletion_node) { - acpi_ns_remove_reference (deletion_node); + acpi_ns_remove_reference(deletion_node); deletion_node = NULL; } @@ -595,12 +501,13 @@ acpi_ns_delete_namespace_by_owner ( if (child_node->owner_id == owner_id) { /* Found a matching child node - detach any attached object */ - acpi_ns_detach_object (child_node); + acpi_ns_detach_object(child_node); } /* Check if this node has any children */ - if (acpi_ns_get_next_node (ACPI_TYPE_ANY, child_node, NULL)) { + if (acpi_ns_get_next_node + (ACPI_TYPE_ANY, child_node, NULL)) { /* * There is at least one child of this node, * visit the node @@ -608,12 +515,10 @@ acpi_ns_delete_namespace_by_owner ( level++; parent_node = child_node; child_node = NULL; - } - else if (child_node->owner_id == owner_id) { + } else if (child_node->owner_id == owner_id) { deletion_node = child_node; } - } - else { + } else { /* * No more children of this parent node. * Move up to the grandparent. @@ -631,62 +536,9 @@ acpi_ns_delete_namespace_by_owner ( /* Move up the tree to the grandparent */ - parent_node = acpi_ns_get_parent_node (parent_node); + parent_node = acpi_ns_get_parent_node(parent_node); } } return_VOID; } - - -#ifdef ACPI_ALPHABETIC_NAMESPACE -/******************************************************************************* - * - * FUNCTION: acpi_ns_compare_names - * - * PARAMETERS: Name1 - First name to compare - * Name2 - Second name to compare - * - * RETURN: value from strncmp - * - * DESCRIPTION: Compare two ACPI names. Names that are prefixed with an - * underscore are forced to be alphabetically first. - * - ******************************************************************************/ - -int -acpi_ns_compare_names ( - char *name1, - char *name2) -{ - char reversed_name1[ACPI_NAME_SIZE]; - char reversed_name2[ACPI_NAME_SIZE]; - u32 i; - u32 j; - - - /* - * Replace all instances of "underscore" with a value that is smaller so - * that all names that are prefixed with underscore(s) are alphabetically - * first. - * - * Reverse the name bytewise so we can just do a 32-bit compare instead - * of a strncmp. - */ - for (i = 0, j= (ACPI_NAME_SIZE - 1); i < ACPI_NAME_SIZE; i++, j--) { - reversed_name1[j] = name1[i]; - if (name1[i] == '_') { - reversed_name1[j] = '*'; - } - - reversed_name2[j] = name2[i]; - if (name2[i] == '_') { - reversed_name2[j] = '*'; - } - } - - return (*(int *) reversed_name1 - *(int *) reversed_name2); -} -#endif - - diff --git a/drivers/acpi/namespace/nsdump.c b/drivers/acpi/namespace/nsdump.c index 6c2aef0e0dd4..9faf1d5c86ed 100644 --- a/drivers/acpi/namespace/nsdump.c +++ b/drivers/acpi/namespace/nsdump.c @@ -41,31 +41,22 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acparser.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsdump") +ACPI_MODULE_NAME("nsdump") /* Local prototypes */ - #ifdef ACPI_OBSOLETE_FUNCTIONS -void -acpi_ns_dump_root_devices ( - void); +void acpi_ns_dump_root_devices(void); static acpi_status -acpi_ns_dump_one_device ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value); +acpi_ns_dump_one_device(acpi_handle obj_handle, + u32 level, void *context, void **return_value); #endif - #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) /******************************************************************************* * @@ -80,36 +71,38 @@ acpi_ns_dump_one_device ( * ******************************************************************************/ -void -acpi_ns_print_pathname ( - u32 num_segments, - char *pathname) +void acpi_ns_print_pathname(u32 num_segments, char *pathname) { - ACPI_FUNCTION_NAME ("ns_print_pathname"); + acpi_native_uint i; + ACPI_FUNCTION_NAME("ns_print_pathname"); - if (!(acpi_dbg_level & ACPI_LV_NAMES) || !(acpi_dbg_layer & ACPI_NAMESPACE)) { + if (!(acpi_dbg_level & ACPI_LV_NAMES) + || !(acpi_dbg_layer & ACPI_NAMESPACE)) { return; } /* Print the entire name */ - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "[")); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "[")); while (num_segments) { - acpi_os_printf ("%4.4s", pathname); - pathname += ACPI_NAME_SIZE; + for (i = 0; i < 4; i++) { + ACPI_IS_PRINT(pathname[i]) ? + acpi_os_printf("%c", pathname[i]) : + acpi_os_printf("?"); + } + pathname += ACPI_NAME_SIZE; num_segments--; if (num_segments) { - acpi_os_printf ("."); + acpi_os_printf("."); } } - acpi_os_printf ("]\n"); + acpi_os_printf("]\n"); } - /******************************************************************************* * * FUNCTION: acpi_ns_dump_pathname @@ -127,15 +120,10 @@ acpi_ns_print_pathname ( ******************************************************************************/ void -acpi_ns_dump_pathname ( - acpi_handle handle, - char *msg, - u32 level, - u32 component) +acpi_ns_dump_pathname(acpi_handle handle, char *msg, u32 level, u32 component) { - ACPI_FUNCTION_TRACE ("ns_dump_pathname"); - + ACPI_FUNCTION_TRACE("ns_dump_pathname"); /* Do this only if the requested debug level and component are enabled */ @@ -145,12 +133,11 @@ acpi_ns_dump_pathname ( /* Convert handle to a full pathname and print it (with supplied message) */ - acpi_ns_print_node_pathname (handle, msg); - acpi_os_printf ("\n"); + acpi_ns_print_node_pathname(handle, msg); + acpi_os_printf("\n"); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ns_dump_one_object @@ -168,24 +155,19 @@ acpi_ns_dump_pathname ( ******************************************************************************/ acpi_status -acpi_ns_dump_one_object ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value) +acpi_ns_dump_one_object(acpi_handle obj_handle, + u32 level, void *context, void **return_value) { - struct acpi_walk_info *info = (struct acpi_walk_info *) context; - struct acpi_namespace_node *this_node; - union acpi_operand_object *obj_desc = NULL; - acpi_object_type obj_type; - acpi_object_type type; - u32 bytes_to_dump; - u32 dbg_level; - u32 i; - - - ACPI_FUNCTION_NAME ("ns_dump_one_object"); + struct acpi_walk_info *info = (struct acpi_walk_info *)context; + struct acpi_namespace_node *this_node; + union acpi_operand_object *obj_desc = NULL; + acpi_object_type obj_type; + acpi_object_type type; + u32 bytes_to_dump; + u32 dbg_level; + u32 i; + ACPI_FUNCTION_NAME("ns_dump_one_object"); /* Is output enabled? */ @@ -194,193 +176,215 @@ acpi_ns_dump_one_object ( } if (!obj_handle) { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Null object handle\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Null object handle\n")); return (AE_OK); } - this_node = acpi_ns_map_handle_to_node (obj_handle); + this_node = acpi_ns_map_handle_to_node(obj_handle); type = this_node->type; /* Check if the owner matches */ - if ((info->owner_id != ACPI_UINT32_MAX) && - (info->owner_id != this_node->owner_id)) { + if ((info->owner_id != ACPI_OWNER_ID_MAX) && + (info->owner_id != this_node->owner_id)) { return (AE_OK); } - /* Indent the object according to the level */ + if (!(info->display_type & ACPI_DISPLAY_SHORT)) { + /* Indent the object according to the level */ - acpi_os_printf ("%2d%*s", (u32) level - 1, (int) level * 2, " "); + acpi_os_printf("%2d%*s", (u32) level - 1, (int)level * 2, " "); - /* Check the node type and name */ + /* Check the node type and name */ - if (type > ACPI_TYPE_LOCAL_MAX) { - ACPI_REPORT_WARNING (("Invalid ACPI Type %08X\n", type)); - } + if (type > ACPI_TYPE_LOCAL_MAX) { + ACPI_REPORT_WARNING(("Invalid ACPI Type %08X\n", type)); + } + + if (!acpi_ut_valid_acpi_name(this_node->name.integer)) { + ACPI_REPORT_WARNING(("Invalid ACPI Name %08X\n", + this_node->name.integer)); + } - if (!acpi_ut_valid_acpi_name (this_node->name.integer)) { - ACPI_REPORT_WARNING (("Invalid ACPI Name %08X\n", - this_node->name.integer)); + acpi_os_printf("%4.4s", acpi_ut_get_node_name(this_node)); } /* * Now we can print out the pertinent information */ - acpi_os_printf ("%4.4s %-12s %p ", - acpi_ut_get_node_name (this_node), acpi_ut_get_type_name (type), this_node); + acpi_os_printf(" %-12s %p ", acpi_ut_get_type_name(type), this_node); dbg_level = acpi_dbg_level; acpi_dbg_level = 0; - obj_desc = acpi_ns_get_attached_object (this_node); + obj_desc = acpi_ns_get_attached_object(this_node); acpi_dbg_level = dbg_level; - switch (info->display_type) { + switch (info->display_type & ACPI_DISPLAY_MASK) { case ACPI_DISPLAY_SUMMARY: if (!obj_desc) { /* No attached object, we are done */ - acpi_os_printf ("\n"); + acpi_os_printf("\n"); return (AE_OK); } switch (type) { case ACPI_TYPE_PROCESSOR: - acpi_os_printf ("ID %X Len %.4X Addr %p\n", - obj_desc->processor.proc_id, obj_desc->processor.length, - (char *) obj_desc->processor.address); + acpi_os_printf("ID %X Len %.4X Addr %p\n", + obj_desc->processor.proc_id, + obj_desc->processor.length, + (char *)obj_desc->processor.address); break; - case ACPI_TYPE_DEVICE: - acpi_os_printf ("Notify Object: %p\n", obj_desc); + acpi_os_printf("Notify Object: %p\n", obj_desc); break; - case ACPI_TYPE_METHOD: - acpi_os_printf ("Args %X Len %.4X Aml %p\n", - (u32) obj_desc->method.param_count, - obj_desc->method.aml_length, obj_desc->method.aml_start); + acpi_os_printf("Args %X Len %.4X Aml %p\n", + (u32) obj_desc->method.param_count, + obj_desc->method.aml_length, + obj_desc->method.aml_start); break; - case ACPI_TYPE_INTEGER: - acpi_os_printf ("= %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (obj_desc->integer.value)); + acpi_os_printf("= %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(obj_desc->integer. + value)); break; - case ACPI_TYPE_PACKAGE: if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { - acpi_os_printf ("Elements %.2X\n", - obj_desc->package.count); - } - else { - acpi_os_printf ("[Length not yet evaluated]\n"); + acpi_os_printf("Elements %.2X\n", + obj_desc->package.count); + } else { + acpi_os_printf("[Length not yet evaluated]\n"); } break; - case ACPI_TYPE_BUFFER: if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { - acpi_os_printf ("Len %.2X", - obj_desc->buffer.length); + acpi_os_printf("Len %.2X", + obj_desc->buffer.length); /* Dump some of the buffer */ if (obj_desc->buffer.length > 0) { - acpi_os_printf (" ="); - for (i = 0; (i < obj_desc->buffer.length && i < 12); i++) { - acpi_os_printf (" %.2hX", obj_desc->buffer.pointer[i]); + acpi_os_printf(" ="); + for (i = 0; + (i < obj_desc->buffer.length + && i < 12); i++) { + acpi_os_printf(" %.2hX", + obj_desc->buffer. + pointer[i]); } } - acpi_os_printf ("\n"); - } - else { - acpi_os_printf ("[Length not yet evaluated]\n"); + acpi_os_printf("\n"); + } else { + acpi_os_printf("[Length not yet evaluated]\n"); } break; - case ACPI_TYPE_STRING: - acpi_os_printf ("Len %.2X ", obj_desc->string.length); - acpi_ut_print_string (obj_desc->string.pointer, 32); - acpi_os_printf ("\n"); + acpi_os_printf("Len %.2X ", obj_desc->string.length); + acpi_ut_print_string(obj_desc->string.pointer, 32); + acpi_os_printf("\n"); break; - case ACPI_TYPE_REGION: - acpi_os_printf ("[%s]", - acpi_ut_get_region_name (obj_desc->region.space_id)); + acpi_os_printf("[%s]", + acpi_ut_get_region_name(obj_desc->region. + space_id)); if (obj_desc->region.flags & AOPOBJ_DATA_VALID) { - acpi_os_printf (" Addr %8.8X%8.8X Len %.4X\n", - ACPI_FORMAT_UINT64 (obj_desc->region.address), - obj_desc->region.length); - } - else { - acpi_os_printf (" [Address/Length not yet evaluated]\n"); + acpi_os_printf(" Addr %8.8X%8.8X Len %.4X\n", + ACPI_FORMAT_UINT64(obj_desc-> + region. + address), + obj_desc->region.length); + } else { + acpi_os_printf + (" [Address/Length not yet evaluated]\n"); } break; - case ACPI_TYPE_LOCAL_REFERENCE: - acpi_os_printf ("[%s]\n", - acpi_ps_get_opcode_name (obj_desc->reference.opcode)); + acpi_os_printf("[%s]\n", + acpi_ps_get_opcode_name(obj_desc-> + reference. + opcode)); break; - case ACPI_TYPE_BUFFER_FIELD: if (obj_desc->buffer_field.buffer_obj && - obj_desc->buffer_field.buffer_obj->buffer.node) { - acpi_os_printf ("Buf [%4.4s]", - acpi_ut_get_node_name (obj_desc->buffer_field.buffer_obj->buffer.node)); + obj_desc->buffer_field.buffer_obj->buffer.node) { + acpi_os_printf("Buf [%4.4s]", + acpi_ut_get_node_name(obj_desc-> + buffer_field. + buffer_obj-> + buffer. + node)); } break; - case ACPI_TYPE_LOCAL_REGION_FIELD: - acpi_os_printf ("Rgn [%4.4s]", - acpi_ut_get_node_name (obj_desc->common_field.region_obj->region.node)); + acpi_os_printf("Rgn [%4.4s]", + acpi_ut_get_node_name(obj_desc-> + common_field. + region_obj->region. + node)); break; - case ACPI_TYPE_LOCAL_BANK_FIELD: - acpi_os_printf ("Rgn [%4.4s] Bnk [%4.4s]", - acpi_ut_get_node_name (obj_desc->common_field.region_obj->region.node), - acpi_ut_get_node_name (obj_desc->bank_field.bank_obj->common_field.node)); + acpi_os_printf("Rgn [%4.4s] Bnk [%4.4s]", + acpi_ut_get_node_name(obj_desc-> + common_field. + region_obj->region. + node), + acpi_ut_get_node_name(obj_desc-> + bank_field. + bank_obj-> + common_field. + node)); break; - case ACPI_TYPE_LOCAL_INDEX_FIELD: - acpi_os_printf ("Idx [%4.4s] Dat [%4.4s]", - acpi_ut_get_node_name (obj_desc->index_field.index_obj->common_field.node), - acpi_ut_get_node_name (obj_desc->index_field.data_obj->common_field.node)); + acpi_os_printf("Idx [%4.4s] Dat [%4.4s]", + acpi_ut_get_node_name(obj_desc-> + index_field. + index_obj-> + common_field.node), + acpi_ut_get_node_name(obj_desc-> + index_field. + data_obj-> + common_field. + node)); break; - case ACPI_TYPE_LOCAL_ALIAS: case ACPI_TYPE_LOCAL_METHOD_ALIAS: - acpi_os_printf ("Target %4.4s (%p)\n", - acpi_ut_get_node_name (obj_desc), obj_desc); + acpi_os_printf("Target %4.4s (%p)\n", + acpi_ut_get_node_name(obj_desc), + obj_desc); break; default: - acpi_os_printf ("Object %p\n", obj_desc); + acpi_os_printf("Object %p\n", obj_desc); break; } @@ -392,11 +396,15 @@ acpi_ns_dump_one_object ( case ACPI_TYPE_LOCAL_BANK_FIELD: case ACPI_TYPE_LOCAL_INDEX_FIELD: - acpi_os_printf (" Off %.3X Len %.2X Acc %.2hd\n", - (obj_desc->common_field.base_byte_offset * 8) - + obj_desc->common_field.start_field_bit_offset, - obj_desc->common_field.bit_length, - obj_desc->common_field.access_byte_width); + acpi_os_printf(" Off %.3X Len %.2X Acc %.2hd\n", + (obj_desc->common_field. + base_byte_offset * 8) + + + obj_desc->common_field. + start_field_bit_offset, + obj_desc->common_field.bit_length, + obj_desc->common_field. + access_byte_width); break; default: @@ -404,56 +412,55 @@ acpi_ns_dump_one_object ( } break; - case ACPI_DISPLAY_OBJECTS: - acpi_os_printf ("O:%p", obj_desc); + acpi_os_printf("O:%p", obj_desc); if (!obj_desc) { /* No attached object, we are done */ - acpi_os_printf ("\n"); + acpi_os_printf("\n"); return (AE_OK); } - acpi_os_printf ("(R%d)", obj_desc->common.reference_count); + acpi_os_printf("(R%d)", obj_desc->common.reference_count); switch (type) { case ACPI_TYPE_METHOD: /* Name is a Method and its AML offset/length are set */ - acpi_os_printf (" M:%p-%X\n", obj_desc->method.aml_start, - obj_desc->method.aml_length); + acpi_os_printf(" M:%p-%X\n", obj_desc->method.aml_start, + obj_desc->method.aml_length); break; case ACPI_TYPE_INTEGER: - acpi_os_printf (" I:%8.8X8.8%X\n", - ACPI_FORMAT_UINT64 (obj_desc->integer.value)); + acpi_os_printf(" I:%8.8X8.8%X\n", + ACPI_FORMAT_UINT64(obj_desc->integer. + value)); break; case ACPI_TYPE_STRING: - acpi_os_printf (" S:%p-%X\n", obj_desc->string.pointer, - obj_desc->string.length); + acpi_os_printf(" S:%p-%X\n", obj_desc->string.pointer, + obj_desc->string.length); break; case ACPI_TYPE_BUFFER: - acpi_os_printf (" B:%p-%X\n", obj_desc->buffer.pointer, - obj_desc->buffer.length); + acpi_os_printf(" B:%p-%X\n", obj_desc->buffer.pointer, + obj_desc->buffer.length); break; default: - acpi_os_printf ("\n"); + acpi_os_printf("\n"); break; } break; - default: - acpi_os_printf ("\n"); + acpi_os_printf("\n"); break; } @@ -463,61 +470,58 @@ acpi_ns_dump_one_object ( return (AE_OK); } - /* If there is an attached object, display it */ - dbg_level = acpi_dbg_level; + dbg_level = acpi_dbg_level; acpi_dbg_level = 0; - obj_desc = acpi_ns_get_attached_object (this_node); + obj_desc = acpi_ns_get_attached_object(this_node); acpi_dbg_level = dbg_level; /* Dump attached objects */ while (obj_desc) { obj_type = ACPI_TYPE_INVALID; - acpi_os_printf (" Attached Object %p: ", obj_desc); + acpi_os_printf("Attached Object %p: ", obj_desc); /* Decode the type of attached object and dump the contents */ - switch (ACPI_GET_DESCRIPTOR_TYPE (obj_desc)) { + switch (ACPI_GET_DESCRIPTOR_TYPE(obj_desc)) { case ACPI_DESC_TYPE_NAMED: - acpi_os_printf ("(Ptr to Node)\n"); - bytes_to_dump = sizeof (struct acpi_namespace_node); + acpi_os_printf("(Ptr to Node)\n"); + bytes_to_dump = sizeof(struct acpi_namespace_node); + ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); break; - case ACPI_DESC_TYPE_OPERAND: - obj_type = ACPI_GET_OBJECT_TYPE (obj_desc); + obj_type = ACPI_GET_OBJECT_TYPE(obj_desc); if (obj_type > ACPI_TYPE_LOCAL_MAX) { - acpi_os_printf ("(Ptr to ACPI Object type %X [UNKNOWN])\n", - obj_type); + acpi_os_printf + ("(Ptr to ACPI Object type %X [UNKNOWN])\n", + obj_type); bytes_to_dump = 32; + } else { + acpi_os_printf + ("(Ptr to ACPI Object type %X [%s])\n", + obj_type, acpi_ut_get_type_name(obj_type)); + bytes_to_dump = + sizeof(union acpi_operand_object); } - else { - acpi_os_printf ("(Ptr to ACPI Object type %s, %X)\n", - acpi_ut_get_type_name (obj_type), obj_type); - bytes_to_dump = sizeof (union acpi_operand_object); - } - break; + ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); + break; default: - acpi_os_printf ( - "(String or Buffer ptr - not an object descriptor) [%s]\n", - acpi_ut_get_descriptor_name (obj_desc)); - bytes_to_dump = 16; break; } - ACPI_DUMP_BUFFER (obj_desc, bytes_to_dump); - /* If value is NOT an internal object, we are done */ - if (ACPI_GET_DESCRIPTOR_TYPE (obj_desc) != ACPI_DESC_TYPE_OPERAND) { + if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) != + ACPI_DESC_TYPE_OPERAND) { goto cleanup; } @@ -525,51 +529,56 @@ acpi_ns_dump_one_object ( * Valid object, get the pointer to next level, if any */ switch (obj_type) { - case ACPI_TYPE_STRING: - obj_desc = (void *) obj_desc->string.pointer; - break; - case ACPI_TYPE_BUFFER: - obj_desc = (void *) obj_desc->buffer.pointer; - break; + case ACPI_TYPE_STRING: + /* + * NOTE: takes advantage of common fields between string/buffer + */ + bytes_to_dump = obj_desc->string.length; + obj_desc = (void *)obj_desc->string.pointer; + acpi_os_printf("(Buffer/String pointer %p length %X)\n", + obj_desc, bytes_to_dump); + ACPI_DUMP_BUFFER(obj_desc, bytes_to_dump); + goto cleanup; case ACPI_TYPE_BUFFER_FIELD: - obj_desc = (union acpi_operand_object *) obj_desc->buffer_field.buffer_obj; + obj_desc = + (union acpi_operand_object *)obj_desc->buffer_field. + buffer_obj; break; case ACPI_TYPE_PACKAGE: - obj_desc = (void *) obj_desc->package.elements; + obj_desc = (void *)obj_desc->package.elements; break; case ACPI_TYPE_METHOD: - obj_desc = (void *) obj_desc->method.aml_start; + obj_desc = (void *)obj_desc->method.aml_start; break; case ACPI_TYPE_LOCAL_REGION_FIELD: - obj_desc = (void *) obj_desc->field.region_obj; + obj_desc = (void *)obj_desc->field.region_obj; break; case ACPI_TYPE_LOCAL_BANK_FIELD: - obj_desc = (void *) obj_desc->bank_field.region_obj; + obj_desc = (void *)obj_desc->bank_field.region_obj; break; case ACPI_TYPE_LOCAL_INDEX_FIELD: - obj_desc = (void *) obj_desc->index_field.index_obj; + obj_desc = (void *)obj_desc->index_field.index_obj; break; default: goto cleanup; } - obj_type = ACPI_TYPE_INVALID; /* Terminate loop after next pass */ + obj_type = ACPI_TYPE_INVALID; /* Terminate loop after next pass */ } -cleanup: - acpi_os_printf ("\n"); + cleanup: + acpi_os_printf("\n"); return (AE_OK); } - #ifdef ACPI_FUTURE_USAGE /******************************************************************************* * @@ -591,29 +600,25 @@ cleanup: ******************************************************************************/ void -acpi_ns_dump_objects ( - acpi_object_type type, - u8 display_type, - u32 max_depth, - u32 owner_id, - acpi_handle start_handle) +acpi_ns_dump_objects(acpi_object_type type, + u8 display_type, + u32 max_depth, + acpi_owner_id owner_id, acpi_handle start_handle) { - struct acpi_walk_info info; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_walk_info info; + ACPI_FUNCTION_ENTRY(); info.debug_level = ACPI_LV_TABLES; info.owner_id = owner_id; info.display_type = display_type; - (void) acpi_ns_walk_namespace (type, start_handle, max_depth, - ACPI_NS_WALK_NO_UNLOCK, acpi_ns_dump_one_object, - (void *) &info, NULL); + (void)acpi_ns_walk_namespace(type, start_handle, max_depth, + ACPI_NS_WALK_NO_UNLOCK, + acpi_ns_dump_one_object, (void *)&info, + NULL); } -#endif /* ACPI_FUTURE_USAGE */ - +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -628,26 +633,20 @@ acpi_ns_dump_objects ( * ******************************************************************************/ -void -acpi_ns_dump_entry ( - acpi_handle handle, - u32 debug_level) +void acpi_ns_dump_entry(acpi_handle handle, u32 debug_level) { - struct acpi_walk_info info; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_walk_info info; + ACPI_FUNCTION_ENTRY(); info.debug_level = debug_level; - info.owner_id = ACPI_UINT32_MAX; + info.owner_id = ACPI_OWNER_ID_MAX; info.display_type = ACPI_DISPLAY_SUMMARY; - (void) acpi_ns_dump_one_object (handle, 1, &info, NULL); + (void)acpi_ns_dump_one_object(handle, 1, &info, NULL); } - -#ifdef _ACPI_ASL_COMPILER +#ifdef ACPI_ASL_COMPILER /******************************************************************************* * * FUNCTION: acpi_ns_dump_tables @@ -663,23 +662,19 @@ acpi_ns_dump_entry ( * ******************************************************************************/ -void -acpi_ns_dump_tables ( - acpi_handle search_base, - u32 max_depth) +void acpi_ns_dump_tables(acpi_handle search_base, u32 max_depth) { - acpi_handle search_handle = search_base; - - - ACPI_FUNCTION_TRACE ("ns_dump_tables"); + acpi_handle search_handle = search_base; + ACPI_FUNCTION_TRACE("ns_dump_tables"); if (!acpi_gbl_root_node) { /* * If the name space has not been initialized, * there is nothing to dump. */ - ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "namespace not initialized!\n")); + ACPI_DEBUG_PRINT((ACPI_DB_TABLES, + "namespace not initialized!\n")); return_VOID; } @@ -687,12 +682,12 @@ acpi_ns_dump_tables ( /* Entire namespace */ search_handle = acpi_gbl_root_node; - ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "\\\n")); + ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "\\\n")); } - acpi_ns_dump_objects (ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth, - ACPI_UINT32_MAX, search_handle); + acpi_ns_dump_objects(ACPI_TYPE_ANY, ACPI_DISPLAY_OBJECTS, max_depth, + ACPI_OWNER_ID_MAX, search_handle); return_VOID; } -#endif /* _ACPI_ASL_COMPILER */ -#endif /* defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) */ +#endif /* _ACPI_ASL_COMPILER */ +#endif /* defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) */ diff --git a/drivers/acpi/namespace/nsdumpdv.c b/drivers/acpi/namespace/nsdumpdv.c index 27c4f7cd2a43..55de883943d6 100644 --- a/drivers/acpi/namespace/nsdumpdv.c +++ b/drivers/acpi/namespace/nsdumpdv.c @@ -41,20 +41,15 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> - /* TBD: This entire module is apparently obsolete and should be removed */ #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsdumpdv") - +ACPI_MODULE_NAME("nsdumpdv") #ifdef ACPI_OBSOLETE_FUNCTIONS #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) - #include <acpi/acnamesp.h> - /******************************************************************************* * * FUNCTION: acpi_ns_dump_one_device @@ -70,44 +65,39 @@ * This procedure is a user_function called by acpi_ns_walk_namespace. * ******************************************************************************/ - static acpi_status -acpi_ns_dump_one_device ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value) +acpi_ns_dump_one_device(acpi_handle obj_handle, + u32 level, void *context, void **return_value) { - struct acpi_buffer buffer; - struct acpi_device_info *info; - acpi_status status; - u32 i; - + struct acpi_buffer buffer; + struct acpi_device_info *info; + acpi_status status; + u32 i; - ACPI_FUNCTION_NAME ("ns_dump_one_device"); + ACPI_FUNCTION_NAME("ns_dump_one_device"); - - status = acpi_ns_dump_one_object (obj_handle, level, context, return_value); + status = + acpi_ns_dump_one_object(obj_handle, level, context, return_value); buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER; - status = acpi_get_object_info (obj_handle, &buffer); - if (ACPI_SUCCESS (status)) { + status = acpi_get_object_info(obj_handle, &buffer); + if (ACPI_SUCCESS(status)) { info = buffer.pointer; for (i = 0; i < level; i++) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, " ")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES, " ")); } - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, - " HID: %s, ADR: %8.8X%8.8X, Status: %X\n", - info->hardware_id.value, ACPI_FORMAT_UINT64 (info->address), - info->current_status)); - ACPI_MEM_FREE (info); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES, + " HID: %s, ADR: %8.8X%8.8X, Status: %X\n", + info->hardware_id.value, + ACPI_FORMAT_UINT64(info->address), + info->current_status)); + ACPI_MEM_FREE(info); } return (status); } - /******************************************************************************* * * FUNCTION: acpi_ns_dump_root_devices @@ -120,16 +110,12 @@ acpi_ns_dump_one_device ( * ******************************************************************************/ -void -acpi_ns_dump_root_devices ( - void) +void acpi_ns_dump_root_devices(void) { - acpi_handle sys_bus_handle; - acpi_status status; - - - ACPI_FUNCTION_NAME ("ns_dump_root_devices"); + acpi_handle sys_bus_handle; + acpi_status status; + ACPI_FUNCTION_NAME("ns_dump_root_devices"); /* Only dump the table if tracing is enabled */ @@ -138,19 +124,17 @@ acpi_ns_dump_root_devices ( } status = acpi_get_handle(NULL, ACPI_NS_SYSTEM_BUS, &sys_bus_handle); - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { return; } - ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, - "Display of all devices in the namespace:\n")); + ACPI_DEBUG_PRINT((ACPI_DB_TABLES, + "Display of all devices in the namespace:\n")); - status = acpi_ns_walk_namespace (ACPI_TYPE_DEVICE, sys_bus_handle, - ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK, - acpi_ns_dump_one_device, NULL, NULL); + status = acpi_ns_walk_namespace(ACPI_TYPE_DEVICE, sys_bus_handle, + ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK, + acpi_ns_dump_one_device, NULL, NULL); } #endif #endif - - diff --git a/drivers/acpi/namespace/nseval.c b/drivers/acpi/namespace/nseval.c index 1ae89a1c8826..0191c7d92824 100644 --- a/drivers/acpi/namespace/nseval.c +++ b/drivers/acpi/namespace/nseval.c @@ -42,26 +42,19 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/acinterp.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nseval") +ACPI_MODULE_NAME("nseval") /* Local prototypes */ - static acpi_status -acpi_ns_execute_control_method ( - struct acpi_parameter_info *info); - -static acpi_status -acpi_ns_get_object_value ( - struct acpi_parameter_info *info); +acpi_ns_execute_control_method(struct acpi_parameter_info *info); +static acpi_status acpi_ns_get_object_value(struct acpi_parameter_info *info); /******************************************************************************* * @@ -85,48 +78,44 @@ acpi_ns_get_object_value ( ******************************************************************************/ acpi_status -acpi_ns_evaluate_relative ( - char *pathname, - struct acpi_parameter_info *info) +acpi_ns_evaluate_relative(char *pathname, struct acpi_parameter_info *info) { - acpi_status status; - struct acpi_namespace_node *node = NULL; - union acpi_generic_state *scope_info; - char *internal_path = NULL; - - - ACPI_FUNCTION_TRACE ("ns_evaluate_relative"); + acpi_status status; + struct acpi_namespace_node *node = NULL; + union acpi_generic_state *scope_info; + char *internal_path = NULL; + ACPI_FUNCTION_TRACE("ns_evaluate_relative"); /* * Must have a valid object handle */ if (!info || !info->node) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Build an internal name string for the method */ - status = acpi_ns_internalize_name (pathname, &internal_path); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ns_internalize_name(pathname, &internal_path); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - scope_info = acpi_ut_create_generic_state (); + scope_info = acpi_ut_create_generic_state(); if (!scope_info) { goto cleanup1; } /* Get the prefix handle and Node */ - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { goto cleanup; } - info->node = acpi_ns_map_handle_to_node (info->node); + info->node = acpi_ns_map_handle_to_node(info->node); if (!info->node) { - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); status = AE_BAD_PARAMETER; goto cleanup; } @@ -134,39 +123,38 @@ acpi_ns_evaluate_relative ( /* Lookup the name in the namespace */ scope_info->scope.node = info->node; - status = acpi_ns_lookup (scope_info, internal_path, ACPI_TYPE_ANY, - ACPI_IMODE_EXECUTE, ACPI_NS_NO_UPSEARCH, NULL, - &node); + status = acpi_ns_lookup(scope_info, internal_path, ACPI_TYPE_ANY, + ACPI_IMODE_EXECUTE, ACPI_NS_NO_UPSEARCH, NULL, + &node); - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "Object [%s] not found [%s]\n", - pathname, acpi_format_exception (status))); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "Object [%s] not found [%s]\n", + pathname, acpi_format_exception(status))); goto cleanup; } /* * Now that we have a handle to the object, we can attempt to evaluate it. */ - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "%s [%p] Value %p\n", - pathname, node, acpi_ns_get_attached_object (node))); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "%s [%p] Value %p\n", + pathname, node, acpi_ns_get_attached_object(node))); info->node = node; - status = acpi_ns_evaluate_by_handle (info); + status = acpi_ns_evaluate_by_handle(info); - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "*** Completed eval of object %s ***\n", - pathname)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "*** Completed eval of object %s ***\n", pathname)); -cleanup: - acpi_ut_delete_generic_state (scope_info); + cleanup: + acpi_ut_delete_generic_state(scope_info); -cleanup1: - ACPI_MEM_FREE (internal_path); - return_ACPI_STATUS (status); + cleanup1: + ACPI_MEM_FREE(internal_path); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ns_evaluate_by_name @@ -189,68 +177,63 @@ cleanup1: ******************************************************************************/ acpi_status -acpi_ns_evaluate_by_name ( - char *pathname, - struct acpi_parameter_info *info) +acpi_ns_evaluate_by_name(char *pathname, struct acpi_parameter_info *info) { - acpi_status status; - char *internal_path = NULL; - - - ACPI_FUNCTION_TRACE ("ns_evaluate_by_name"); + acpi_status status; + char *internal_path = NULL; + ACPI_FUNCTION_TRACE("ns_evaluate_by_name"); /* Build an internal name string for the method */ - status = acpi_ns_internalize_name (pathname, &internal_path); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ns_internalize_name(pathname, &internal_path); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { goto cleanup; } /* Lookup the name in the namespace */ - status = acpi_ns_lookup (NULL, internal_path, ACPI_TYPE_ANY, - ACPI_IMODE_EXECUTE, ACPI_NS_NO_UPSEARCH, NULL, - &info->node); + status = acpi_ns_lookup(NULL, internal_path, ACPI_TYPE_ANY, + ACPI_IMODE_EXECUTE, ACPI_NS_NO_UPSEARCH, NULL, + &info->node); - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Object at [%s] was not found, status=%.4X\n", - pathname, status)); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Object at [%s] was not found, status=%.4X\n", + pathname, status)); goto cleanup; } /* * Now that we have a handle to the object, we can attempt to evaluate it. */ - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "%s [%p] Value %p\n", - pathname, info->node, acpi_ns_get_attached_object (info->node))); - - status = acpi_ns_evaluate_by_handle (info); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "%s [%p] Value %p\n", + pathname, info->node, + acpi_ns_get_attached_object(info->node))); - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "*** Completed eval of object %s ***\n", - pathname)); + status = acpi_ns_evaluate_by_handle(info); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "*** Completed eval of object %s ***\n", pathname)); -cleanup: + cleanup: /* Cleanup */ if (internal_path) { - ACPI_MEM_FREE (internal_path); + ACPI_MEM_FREE(internal_path); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ns_evaluate_by_handle @@ -275,26 +258,22 @@ cleanup: * ******************************************************************************/ -acpi_status -acpi_ns_evaluate_by_handle ( - struct acpi_parameter_info *info) +acpi_status acpi_ns_evaluate_by_handle(struct acpi_parameter_info *info) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ns_evaluate_by_handle"); + acpi_status status; + ACPI_FUNCTION_TRACE("ns_evaluate_by_handle"); /* Check if namespace has been initialized */ if (!acpi_gbl_root_node) { - return_ACPI_STATUS (AE_NO_NAMESPACE); + return_ACPI_STATUS(AE_NO_NAMESPACE); } /* Parameter Validation */ if (!info) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Initialize the return value to an invalid object */ @@ -303,23 +282,25 @@ acpi_ns_evaluate_by_handle ( /* Get the prefix handle and Node */ - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - info->node = acpi_ns_map_handle_to_node (info->node); + info->node = acpi_ns_map_handle_to_node(info->node); if (!info->node) { - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (AE_BAD_PARAMETER); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * For a method alias, we must grab the actual method node so that proper * scoping context will be established before execution. */ - if (acpi_ns_get_type (info->node) == ACPI_TYPE_LOCAL_METHOD_ALIAS) { - info->node = ACPI_CAST_PTR (struct acpi_namespace_node, info->node->object); + if (acpi_ns_get_type(info->node) == ACPI_TYPE_LOCAL_METHOD_ALIAS) { + info->node = + ACPI_CAST_PTR(struct acpi_namespace_node, + info->node->object); } /* @@ -329,17 +310,16 @@ acpi_ns_evaluate_by_handle ( * * In both cases, the namespace is unlocked by the acpi_ns* procedure */ - if (acpi_ns_get_type (info->node) == ACPI_TYPE_METHOD) { + if (acpi_ns_get_type(info->node) == ACPI_TYPE_METHOD) { /* * Case 1) We have an actual control method to execute */ - status = acpi_ns_execute_control_method (info); - } - else { + status = acpi_ns_execute_control_method(info); + } else { /* * Case 2) Object is NOT a method, just return its current value */ - status = acpi_ns_get_object_value (info); + status = acpi_ns_get_object_value(info); } /* @@ -355,16 +335,16 @@ acpi_ns_evaluate_by_handle ( * Namespace was unlocked by the handling acpi_ns* function, so we * just return */ - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ns_execute_control_method * * PARAMETERS: Info - Method info block, contains: * Node - Method Node to execute + * obj_desc - Method object * Parameters - List of parameters to pass to the method, * terminated by NULL. Params itself may be * NULL if no parameters are being passed. @@ -383,31 +363,29 @@ acpi_ns_evaluate_by_handle ( ******************************************************************************/ static acpi_status -acpi_ns_execute_control_method ( - struct acpi_parameter_info *info) +acpi_ns_execute_control_method(struct acpi_parameter_info *info) { - acpi_status status; - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_TRACE ("ns_execute_control_method"); + acpi_status status; + ACPI_FUNCTION_TRACE("ns_execute_control_method"); /* Verify that there is a method associated with this object */ - obj_desc = acpi_ns_get_attached_object (info->node); - if (!obj_desc) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "No attached method object\n")); + info->obj_desc = acpi_ns_get_attached_object(info->node); + if (!info->obj_desc) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No attached method object\n")); - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (AE_NULL_OBJECT); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(AE_NULL_OBJECT); } - ACPI_DUMP_PATHNAME (info->node, "Execute Method:", - ACPI_LV_INFO, _COMPONENT); + ACPI_DUMP_PATHNAME(info->node, "Execute Method:", + ACPI_LV_INFO, _COMPONENT); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Method at AML address %p Length %X\n", - obj_desc->method.aml_start + 1, obj_desc->method.aml_length - 1)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Method at AML address %p Length %X\n", + info->obj_desc->method.aml_start + 1, + info->obj_desc->method.aml_length - 1)); /* * Unlock the namespace before execution. This allows namespace access @@ -416,27 +394,26 @@ acpi_ns_execute_control_method ( * interpreter locks to ensure that no thread is using the portion of the * namespace that is being deleted. */ - status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* * Execute the method via the interpreter. The interpreter is locked * here before calling into the AML parser */ - status = acpi_ex_enter_interpreter (); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ex_enter_interpreter(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_psx_execute (info); - acpi_ex_exit_interpreter (); + status = acpi_ps_execute_method(info); + acpi_ex_exit_interpreter(); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ns_get_object_value @@ -454,16 +431,12 @@ acpi_ns_execute_control_method ( * ******************************************************************************/ -static acpi_status -acpi_ns_get_object_value ( - struct acpi_parameter_info *info) +static acpi_status acpi_ns_get_object_value(struct acpi_parameter_info *info) { - acpi_status status = AE_OK; - struct acpi_namespace_node *resolved_node = info->node; - - - ACPI_FUNCTION_TRACE ("ns_get_object_value"); + acpi_status status = AE_OK; + struct acpi_namespace_node *resolved_node = info->node; + ACPI_FUNCTION_TRACE("ns_get_object_value"); /* * Objects require additional resolution steps (e.g., the Node may be a @@ -486,32 +459,33 @@ acpi_ns_get_object_value ( * * We must release the namespace lock before entering the intepreter. */ - status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_ex_enter_interpreter (); - if (ACPI_SUCCESS (status)) { - status = acpi_ex_resolve_node_to_value (&resolved_node, NULL); + status = acpi_ex_enter_interpreter(); + if (ACPI_SUCCESS(status)) { + status = acpi_ex_resolve_node_to_value(&resolved_node, NULL); /* * If acpi_ex_resolve_node_to_value() succeeded, the return value was placed * in resolved_node. */ - acpi_ex_exit_interpreter (); + acpi_ex_exit_interpreter(); - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { status = AE_CTRL_RETURN_VALUE; info->return_object = ACPI_CAST_PTR - (union acpi_operand_object, resolved_node); - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "Returning object %p [%s]\n", - info->return_object, - acpi_ut_get_object_type_name (info->return_object))); + (union acpi_operand_object, resolved_node); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Returning object %p [%s]\n", + info->return_object, + acpi_ut_get_object_type_name(info-> + return_object))); } } /* Namespace is unlocked */ - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - diff --git a/drivers/acpi/namespace/nsinit.c b/drivers/acpi/namespace/nsinit.c index 362802ae29a2..0a08d2f04a06 100644 --- a/drivers/acpi/namespace/nsinit.c +++ b/drivers/acpi/namespace/nsinit.c @@ -41,31 +41,22 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acdispat.h> #include <acpi/acinterp.h> #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsinit") +ACPI_MODULE_NAME("nsinit") /* Local prototypes */ - static acpi_status -acpi_ns_init_one_object ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value); +acpi_ns_init_one_object(acpi_handle obj_handle, + u32 level, void *context, void **return_value); static acpi_status -acpi_ns_init_one_device ( - acpi_handle obj_handle, - u32 nesting_level, - void *context, - void **return_value); - +acpi_ns_init_one_device(acpi_handle obj_handle, + u32 nesting_level, void *context, void **return_value); /******************************************************************************* * @@ -80,52 +71,48 @@ acpi_ns_init_one_device ( * ******************************************************************************/ -acpi_status -acpi_ns_initialize_objects ( - void) +acpi_status acpi_ns_initialize_objects(void) { - acpi_status status; - struct acpi_init_walk_info info; - + acpi_status status; + struct acpi_init_walk_info info; - ACPI_FUNCTION_TRACE ("ns_initialize_objects"); + ACPI_FUNCTION_TRACE("ns_initialize_objects"); - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "**** Starting initialization of namespace objects ****\n")); - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, - "Completing Region/Field/Buffer/Package initialization:")); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "**** Starting initialization of namespace objects ****\n")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, + "Completing Region/Field/Buffer/Package initialization:")); /* Set all init info to zero */ - ACPI_MEMSET (&info, 0, sizeof (struct acpi_init_walk_info)); + ACPI_MEMSET(&info, 0, sizeof(struct acpi_init_walk_info)); /* Walk entire namespace from the supplied root */ - status = acpi_walk_namespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, acpi_ns_init_one_object, - &info, NULL); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "walk_namespace failed! %s\n", - acpi_format_exception (status))); + status = acpi_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, acpi_ns_init_one_object, + &info, NULL); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "walk_namespace failed! %s\n", + acpi_format_exception(status))); } - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, - "\nInitialized %hd/%hd Regions %hd/%hd Fields %hd/%hd Buffers %hd/%hd Packages (%hd nodes)\n", - info.op_region_init, info.op_region_count, - info.field_init, info.field_count, - info.buffer_init, info.buffer_count, - info.package_init, info.package_count, info.object_count)); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, + "\nInitialized %hd/%hd Regions %hd/%hd Fields %hd/%hd Buffers %hd/%hd Packages (%hd nodes)\n", + info.op_region_init, info.op_region_count, + info.field_init, info.field_count, + info.buffer_init, info.buffer_count, + info.package_init, info.package_count, + info.object_count)); - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "%hd Control Methods found\n", info.method_count)); - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "%hd Op Regions found\n", info.op_region_count)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "%hd Control Methods found\n", info.method_count)); + ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, + "%hd Op Regions found\n", info.op_region_count)); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ns_initialize_devices @@ -142,16 +129,12 @@ acpi_ns_initialize_objects ( * ******************************************************************************/ -acpi_status -acpi_ns_initialize_devices ( - void) +acpi_status acpi_ns_initialize_devices(void) { - acpi_status status; - struct acpi_device_walk_info info; - - - ACPI_FUNCTION_TRACE ("ns_initialize_devices"); + acpi_status status; + struct acpi_device_walk_info info; + ACPI_FUNCTION_TRACE("ns_initialize_devices"); /* Init counters */ @@ -159,34 +142,34 @@ acpi_ns_initialize_devices ( info.num_STA = 0; info.num_INI = 0; - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, - "Executing all Device _STA and_INI methods:")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, + "Executing all Device _STA and_INI methods:")); - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Walk namespace for all objects */ - status = acpi_ns_walk_namespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, TRUE, acpi_ns_init_one_device, &info, NULL); + status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, TRUE, + acpi_ns_init_one_device, &info, NULL); - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "walk_namespace failed! %s\n", - acpi_format_exception (status))); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "walk_namespace failed! %s\n", + acpi_format_exception(status))); } - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, - "\n%hd Devices found containing: %hd _STA, %hd _INI methods\n", - info.device_count, info.num_STA, info.num_INI)); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, + "\n%hd Devices found containing: %hd _STA, %hd _INI methods\n", + info.device_count, info.num_STA, info.num_INI)); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ns_init_one_object @@ -208,28 +191,25 @@ acpi_ns_initialize_devices ( ******************************************************************************/ static acpi_status -acpi_ns_init_one_object ( - acpi_handle obj_handle, - u32 level, - void *context, - void **return_value) +acpi_ns_init_one_object(acpi_handle obj_handle, + u32 level, void *context, void **return_value) { - acpi_object_type type; - acpi_status status; - struct acpi_init_walk_info *info = (struct acpi_init_walk_info *) context; - struct acpi_namespace_node *node = (struct acpi_namespace_node *) obj_handle; - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_NAME ("ns_init_one_object"); + acpi_object_type type; + acpi_status status; + struct acpi_init_walk_info *info = + (struct acpi_init_walk_info *)context; + struct acpi_namespace_node *node = + (struct acpi_namespace_node *)obj_handle; + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_NAME("ns_init_one_object"); info->object_count++; /* And even then, we are only interested in a few object types */ - type = acpi_ns_get_type (obj_handle); - obj_desc = acpi_ns_get_attached_object (node); + type = acpi_ns_get_type(obj_handle); + obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { return (AE_OK); } @@ -269,8 +249,8 @@ acpi_ns_init_one_object ( /* * Must lock the interpreter before executing AML code */ - status = acpi_ex_enter_interpreter (); - if (ACPI_FAILURE (status)) { + status = acpi_ex_enter_interpreter(); + if (ACPI_FAILURE(status)) { return (status); } @@ -282,25 +262,25 @@ acpi_ns_init_one_object ( case ACPI_TYPE_REGION: info->op_region_init++; - status = acpi_ds_get_region_arguments (obj_desc); + status = acpi_ds_get_region_arguments(obj_desc); break; case ACPI_TYPE_BUFFER_FIELD: info->field_init++; - status = acpi_ds_get_buffer_field_arguments (obj_desc); + status = acpi_ds_get_buffer_field_arguments(obj_desc); break; case ACPI_TYPE_BUFFER: info->buffer_init++; - status = acpi_ds_get_buffer_arguments (obj_desc); + status = acpi_ds_get_buffer_arguments(obj_desc); break; case ACPI_TYPE_PACKAGE: info->package_init++; - status = acpi_ds_get_package_arguments (obj_desc); + status = acpi_ds_get_package_arguments(obj_desc); break; default: @@ -308,12 +288,13 @@ acpi_ns_init_one_object ( break; } - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_ERROR, "\n")); - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not execute arguments for [%4.4s] (%s), %s\n", - acpi_ut_get_node_name (node), acpi_ut_get_type_name (type), - acpi_format_exception (status))); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_ERROR, "\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not execute arguments for [%4.4s] (%s), %s\n", + acpi_ut_get_node_name(node), + acpi_ut_get_type_name(type), + acpi_format_exception(status))); } /* @@ -321,18 +302,17 @@ acpi_ns_init_one_object ( * pathname */ if (!(acpi_dbg_level & ACPI_LV_INIT_NAMES)) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, ".")); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, ".")); } /* * We ignore errors from above, and always return OK, since we don't want * to abort the walk on any single error. */ - acpi_ex_exit_interpreter (); + acpi_ex_exit_interpreter(); return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ns_init_one_device @@ -348,41 +328,37 @@ acpi_ns_init_one_object ( ******************************************************************************/ static acpi_status -acpi_ns_init_one_device ( - acpi_handle obj_handle, - u32 nesting_level, - void *context, - void **return_value) +acpi_ns_init_one_device(acpi_handle obj_handle, + u32 nesting_level, void *context, void **return_value) { - struct acpi_device_walk_info *info = (struct acpi_device_walk_info *) context; - struct acpi_parameter_info pinfo; - u32 flags; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ns_init_one_device"); + struct acpi_device_walk_info *info = + (struct acpi_device_walk_info *)context; + struct acpi_parameter_info pinfo; + u32 flags; + acpi_status status; + ACPI_FUNCTION_TRACE("ns_init_one_device"); pinfo.parameters = NULL; pinfo.parameter_type = ACPI_PARAM_ARGS; - pinfo.node = acpi_ns_map_handle_to_node (obj_handle); + pinfo.node = acpi_ns_map_handle_to_node(obj_handle); if (!pinfo.node) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * We will run _STA/_INI on Devices, Processors and thermal_zones only */ - if ((pinfo.node->type != ACPI_TYPE_DEVICE) && - (pinfo.node->type != ACPI_TYPE_PROCESSOR) && - (pinfo.node->type != ACPI_TYPE_THERMAL)) { - return_ACPI_STATUS (AE_OK); + if ((pinfo.node->type != ACPI_TYPE_DEVICE) && + (pinfo.node->type != ACPI_TYPE_PROCESSOR) && + (pinfo.node->type != ACPI_TYPE_THERMAL)) { + return_ACPI_STATUS(AE_OK); } if ((acpi_dbg_level <= ACPI_LV_ALL_EXCEPTIONS) && - (!(acpi_dbg_level & ACPI_LV_INFO))) { - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, ".")); + (!(acpi_dbg_level & ACPI_LV_INFO))) { + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, ".")); } info->device_count++; @@ -390,20 +366,20 @@ acpi_ns_init_one_device ( /* * Run _STA to determine if we can run _INI on the device. */ - ACPI_DEBUG_EXEC (acpi_ut_display_init_pathname (ACPI_TYPE_METHOD, - pinfo.node, METHOD_NAME__STA)); - status = acpi_ut_execute_STA (pinfo.node, &flags); + ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname(ACPI_TYPE_METHOD, + pinfo.node, + METHOD_NAME__STA)); + status = acpi_ut_execute_STA(pinfo.node, &flags); - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { if (pinfo.node->type == ACPI_TYPE_DEVICE) { /* Ignore error and move on to next device */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* _STA is not required for Processor or thermal_zone objects */ - } - else { + } else { info->num_STA++; if (!(flags & 0x01)) { @@ -416,32 +392,34 @@ acpi_ns_init_one_device ( /* * The device is present. Run _INI. */ - ACPI_DEBUG_EXEC (acpi_ut_display_init_pathname (ACPI_TYPE_METHOD, - pinfo.node, METHOD_NAME__INI)); - status = acpi_ns_evaluate_relative (METHOD_NAME__INI, &pinfo); - if (ACPI_FAILURE (status)) { + ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname(ACPI_TYPE_METHOD, + pinfo.node, + METHOD_NAME__INI)); + status = acpi_ns_evaluate_relative(METHOD_NAME__INI, &pinfo); + if (ACPI_FAILURE(status)) { /* No _INI (AE_NOT_FOUND) means device requires no initialization */ if (status != AE_NOT_FOUND) { /* Ignore error and move on to next device */ #ifdef ACPI_DEBUG_OUTPUT - char *scope_name = acpi_ns_get_external_pathname (pinfo.node); + char *scope_name = + acpi_ns_get_external_pathname(pinfo.node); - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "%s._INI failed: %s\n", - scope_name, acpi_format_exception (status))); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, "%s._INI failed: %s\n", + scope_name, + acpi_format_exception(status))); - ACPI_MEM_FREE (scope_name); + ACPI_MEM_FREE(scope_name); #endif } status = AE_OK; - } - else { + } else { /* Delete any return object (especially if implicit_return is enabled) */ if (pinfo.return_object) { - acpi_ut_remove_reference (pinfo.return_object); + acpi_ut_remove_reference(pinfo.return_object); } /* Count of successful INIs */ @@ -452,8 +430,9 @@ acpi_ns_init_one_device ( if (acpi_gbl_init_handler) { /* External initialization handler is present, call it */ - status = acpi_gbl_init_handler (pinfo.node, ACPI_INIT_DEVICE_INI); + status = + acpi_gbl_init_handler(pinfo.node, ACPI_INIT_DEVICE_INI); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } diff --git a/drivers/acpi/namespace/nsload.c b/drivers/acpi/namespace/nsload.c index 34e497016601..c28849de465a 100644 --- a/drivers/acpi/namespace/nsload.c +++ b/drivers/acpi/namespace/nsload.c @@ -41,32 +41,22 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acdispat.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsload") +ACPI_MODULE_NAME("nsload") /* Local prototypes */ - -static acpi_status -acpi_ns_load_table_by_type ( - acpi_table_type table_type); +static acpi_status acpi_ns_load_table_by_type(acpi_table_type table_type); #ifdef ACPI_FUTURE_IMPLEMENTATION -acpi_status -acpi_ns_unload_namespace ( - acpi_handle handle); +acpi_status acpi_ns_unload_namespace(acpi_handle handle); -static acpi_status -acpi_ns_delete_subtree ( - acpi_handle start_handle); +static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle); #endif - #ifndef ACPI_NO_METHOD_EXECUTION /******************************************************************************* * @@ -82,40 +72,39 @@ acpi_ns_delete_subtree ( ******************************************************************************/ acpi_status -acpi_ns_load_table ( - struct acpi_table_desc *table_desc, - struct acpi_namespace_node *node) +acpi_ns_load_table(struct acpi_table_desc *table_desc, + struct acpi_namespace_node *node) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ns_load_table"); + acpi_status status; + ACPI_FUNCTION_TRACE("ns_load_table"); /* Check if table contains valid AML (must be DSDT, PSDT, SSDT, etc.) */ - if (!(acpi_gbl_table_data[table_desc->type].flags & ACPI_TABLE_EXECUTABLE)) { + if (! + (acpi_gbl_table_data[table_desc->type]. + flags & ACPI_TABLE_EXECUTABLE)) { /* Just ignore this table */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Check validity of the AML start and length */ if (!table_desc->aml_start) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Null AML pointer\n")); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Null AML pointer\n")); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "AML block at %p\n", - table_desc->aml_start)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "AML block at %p\n", + table_desc->aml_start)); /* Ignore table if there is no AML contained within */ if (!table_desc->aml_length) { - ACPI_REPORT_WARNING (("Zero-length AML block in table [%4.4s]\n", - table_desc->pointer->signature)); - return_ACPI_STATUS (AE_OK); + ACPI_REPORT_WARNING(("Zero-length AML block in table [%4.4s]\n", + table_desc->pointer->signature)); + return_ACPI_STATUS(AE_OK); } /* @@ -127,19 +116,19 @@ acpi_ns_load_table ( * to another control method, we can't continue parsing * because we don't know how many arguments to parse next! */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "**** Loading table into namespace ****\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "**** Loading table into namespace ****\n")); - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_ns_parse_table (table_desc, node->child); - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + status = acpi_ns_parse_table(table_desc, node->child); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -148,18 +137,17 @@ acpi_ns_load_table ( * just-in-time parsing, we delete the control method * parse trees. */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "**** Begin Table Method Parsing and Object Initialization ****\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "**** Begin Table Method Parsing and Object Initialization ****\n")); - status = acpi_ds_initialize_objects (table_desc, node); + status = acpi_ds_initialize_objects(table_desc, node); - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "**** Completed Table Method Parsing and Object Initialization ****\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "**** Completed Table Method Parsing and Object Initialization ****\n")); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ns_load_table_by_type @@ -174,21 +162,17 @@ acpi_ns_load_table ( * ******************************************************************************/ -static acpi_status -acpi_ns_load_table_by_type ( - acpi_table_type table_type) +static acpi_status acpi_ns_load_table_by_type(acpi_table_type table_type) { - u32 i; - acpi_status status; - struct acpi_table_desc *table_desc; - + u32 i; + acpi_status status; + struct acpi_table_desc *table_desc; - ACPI_FUNCTION_TRACE ("ns_load_table_by_type"); + ACPI_FUNCTION_TRACE("ns_load_table_by_type"); - - status = acpi_ut_acquire_mutex (ACPI_MTX_TABLES); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -198,7 +182,7 @@ acpi_ns_load_table_by_type ( switch (table_type) { case ACPI_TABLE_DSDT: - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Loading DSDT\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Namespace load: DSDT\n")); table_desc = acpi_gbl_table_lists[ACPI_TABLE_DSDT].next; @@ -210,57 +194,33 @@ acpi_ns_load_table_by_type ( /* Now load the single DSDT */ - status = acpi_ns_load_table (table_desc, acpi_gbl_root_node); - if (ACPI_SUCCESS (status)) { + status = acpi_ns_load_table(table_desc, acpi_gbl_root_node); + if (ACPI_SUCCESS(status)) { table_desc->loaded_into_namespace = TRUE; } break; - case ACPI_TABLE_SSDT: + case ACPI_TABLE_PSDT: - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Loading %d SSDTs\n", - acpi_gbl_table_lists[ACPI_TABLE_SSDT].count)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Namespace load: %d SSDT or PSDTs\n", + acpi_gbl_table_lists[table_type].count)); /* - * Traverse list of SSDT tables + * Traverse list of SSDT or PSDT tables */ - table_desc = acpi_gbl_table_lists[ACPI_TABLE_SSDT].next; - for (i = 0; i < acpi_gbl_table_lists[ACPI_TABLE_SSDT].count; i++) { + table_desc = acpi_gbl_table_lists[table_type].next; + for (i = 0; i < acpi_gbl_table_lists[table_type].count; i++) { /* - * Only attempt to load table if it is not + * Only attempt to load table into namespace if it is not * already loaded! */ if (!table_desc->loaded_into_namespace) { - status = acpi_ns_load_table (table_desc, acpi_gbl_root_node); - if (ACPI_FAILURE (status)) { - break; - } - - table_desc->loaded_into_namespace = TRUE; - } - - table_desc = table_desc->next; - } - break; - - - case ACPI_TABLE_PSDT: - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Loading %d PSDTs\n", - acpi_gbl_table_lists[ACPI_TABLE_PSDT].count)); - - /* - * Traverse list of PSDT tables - */ - table_desc = acpi_gbl_table_lists[ACPI_TABLE_PSDT].next; - - for (i = 0; i < acpi_gbl_table_lists[ACPI_TABLE_PSDT].count; i++) { - /* Only attempt to load table if it is not already loaded! */ - - if (!table_desc->loaded_into_namespace) { - status = acpi_ns_load_table (table_desc, acpi_gbl_root_node); - if (ACPI_FAILURE (status)) { + status = + acpi_ns_load_table(table_desc, + acpi_gbl_root_node); + if (ACPI_FAILURE(status)) { break; } @@ -271,19 +231,16 @@ acpi_ns_load_table_by_type ( } break; - default: status = AE_SUPPORT; break; } - -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_TABLES); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_load_namespace @@ -297,45 +254,40 @@ unlock_and_exit: * ******************************************************************************/ -acpi_status -acpi_ns_load_namespace ( - void) +acpi_status acpi_ns_load_namespace(void) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_load_name_space"); + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_load_name_space"); /* There must be at least a DSDT installed */ if (acpi_gbl_DSDT == NULL) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "DSDT is not in memory\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "DSDT is not in memory\n")); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } /* * Load the namespace. The DSDT is required, * but the SSDT and PSDT tables are optional. */ - status = acpi_ns_load_table_by_type (ACPI_TABLE_DSDT); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ns_load_table_by_type(ACPI_TABLE_DSDT); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Ignore exceptions from these */ - (void) acpi_ns_load_table_by_type (ACPI_TABLE_SSDT); - (void) acpi_ns_load_table_by_type (ACPI_TABLE_PSDT); + (void)acpi_ns_load_table_by_type(ACPI_TABLE_SSDT); + (void)acpi_ns_load_table_by_type(ACPI_TABLE_PSDT); - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, - "ACPI Namespace successfully loaded at root %p\n", - acpi_gbl_root_node)); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, + "ACPI Namespace successfully loaded at root %p\n", + acpi_gbl_root_node)); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - #ifdef ACPI_FUTURE_IMPLEMENTATION /******************************************************************************* * @@ -353,24 +305,20 @@ acpi_ns_load_namespace ( * ******************************************************************************/ -static acpi_status -acpi_ns_delete_subtree ( - acpi_handle start_handle) +static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle) { - acpi_status status; - acpi_handle child_handle; - acpi_handle parent_handle; - acpi_handle next_child_handle; - acpi_handle dummy; - u32 level; - - - ACPI_FUNCTION_TRACE ("ns_delete_subtree"); + acpi_status status; + acpi_handle child_handle; + acpi_handle parent_handle; + acpi_handle next_child_handle; + acpi_handle dummy; + u32 level; + ACPI_FUNCTION_TRACE("ns_delete_subtree"); parent_handle = start_handle; child_handle = NULL; - level = 1; + level = 1; /* * Traverse the tree of objects until we bubble back up @@ -379,18 +327,19 @@ acpi_ns_delete_subtree ( while (level > 0) { /* Attempt to get the next object in this scope */ - status = acpi_get_next_object (ACPI_TYPE_ANY, parent_handle, - child_handle, &next_child_handle); + status = acpi_get_next_object(ACPI_TYPE_ANY, parent_handle, + child_handle, &next_child_handle); child_handle = next_child_handle; /* Did we get a new object? */ - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { /* Check if this object has any children */ - if (ACPI_SUCCESS (acpi_get_next_object (ACPI_TYPE_ANY, child_handle, - NULL, &dummy))) { + if (ACPI_SUCCESS + (acpi_get_next_object + (ACPI_TYPE_ANY, child_handle, NULL, &dummy))) { /* * There is at least one child of this object, * visit the object @@ -399,8 +348,7 @@ acpi_ns_delete_subtree ( parent_handle = child_handle; child_handle = NULL; } - } - else { + } else { /* * No more children in this object, go back up to * the object's parent @@ -409,24 +357,23 @@ acpi_ns_delete_subtree ( /* Delete all children now */ - acpi_ns_delete_children (child_handle); + acpi_ns_delete_children(child_handle); child_handle = parent_handle; - status = acpi_get_parent (parent_handle, &parent_handle); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_get_parent(parent_handle, &parent_handle); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } } /* Now delete the starting object, and we are done */ - acpi_ns_delete_node (child_handle); + acpi_ns_delete_node(child_handle); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ns_unload_name_space @@ -441,32 +388,27 @@ acpi_ns_delete_subtree ( * ******************************************************************************/ -acpi_status -acpi_ns_unload_namespace ( - acpi_handle handle) +acpi_status acpi_ns_unload_namespace(acpi_handle handle) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ns_unload_name_space"); + acpi_status status; + ACPI_FUNCTION_TRACE("ns_unload_name_space"); /* Parameter validation */ if (!acpi_gbl_root_node) { - return_ACPI_STATUS (AE_NO_NAMESPACE); + return_ACPI_STATUS(AE_NO_NAMESPACE); } if (!handle) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* This function does the real work */ - status = acpi_ns_delete_subtree (handle); + status = acpi_ns_delete_subtree(handle); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } #endif #endif - diff --git a/drivers/acpi/namespace/nsnames.c b/drivers/acpi/namespace/nsnames.c index d8ce7e39795f..d5e8dea61c27 100644 --- a/drivers/acpi/namespace/nsnames.c +++ b/drivers/acpi/namespace/nsnames.c @@ -41,23 +41,17 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/amlcode.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsnames") +ACPI_MODULE_NAME("nsnames") /* Local prototypes */ - static void -acpi_ns_build_external_path ( - struct acpi_namespace_node *node, - acpi_size size, - char *name_buffer); - +acpi_ns_build_external_path(struct acpi_namespace_node *node, + acpi_size size, char *name_buffer); /******************************************************************************* * @@ -75,17 +69,13 @@ acpi_ns_build_external_path ( ******************************************************************************/ static void -acpi_ns_build_external_path ( - struct acpi_namespace_node *node, - acpi_size size, - char *name_buffer) +acpi_ns_build_external_path(struct acpi_namespace_node *node, + acpi_size size, char *name_buffer) { - acpi_size index; - struct acpi_namespace_node *parent_node; - - - ACPI_FUNCTION_NAME ("ns_build_external_path"); + acpi_size index; + struct acpi_namespace_node *parent_node; + ACPI_FUNCTION_NAME("ns_build_external_path"); /* Special case for root */ @@ -106,8 +96,8 @@ acpi_ns_build_external_path ( /* Put the name into the buffer */ - ACPI_MOVE_32_TO_32 ((name_buffer + index), &parent_node->name); - parent_node = acpi_ns_get_parent_node (parent_node); + ACPI_MOVE_32_TO_32((name_buffer + index), &parent_node->name); + parent_node = acpi_ns_get_parent_node(parent_node); /* Prefix name with the path separator */ @@ -120,15 +110,14 @@ acpi_ns_build_external_path ( name_buffer[index] = AML_ROOT_PREFIX; if (index != 0) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not construct pathname; index=%X, size=%X, Path=%s\n", - (u32) index, (u32) size, &name_buffer[size])); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not construct pathname; index=%X, size=%X, Path=%s\n", + (u32) index, (u32) size, &name_buffer[size])); } return; } - #ifdef ACPI_DEBUG_OUTPUT /******************************************************************************* * @@ -144,37 +133,32 @@ acpi_ns_build_external_path ( * ******************************************************************************/ -char * -acpi_ns_get_external_pathname ( - struct acpi_namespace_node *node) +char *acpi_ns_get_external_pathname(struct acpi_namespace_node *node) { - char *name_buffer; - acpi_size size; - - - ACPI_FUNCTION_TRACE_PTR ("ns_get_external_pathname", node); + char *name_buffer; + acpi_size size; + ACPI_FUNCTION_TRACE_PTR("ns_get_external_pathname", node); /* Calculate required buffer size based on depth below root */ - size = acpi_ns_get_pathname_length (node); + size = acpi_ns_get_pathname_length(node); /* Allocate a buffer to be returned to caller */ - name_buffer = ACPI_MEM_CALLOCATE (size); + name_buffer = ACPI_MEM_CALLOCATE(size); if (!name_buffer) { - ACPI_REPORT_ERROR (("ns_get_table_pathname: allocation failure\n")); - return_PTR (NULL); + ACPI_REPORT_ERROR(("ns_get_table_pathname: allocation failure\n")); + return_PTR(NULL); } /* Build the path in the allocated buffer */ - acpi_ns_build_external_path (node, size, name_buffer); - return_PTR (name_buffer); + acpi_ns_build_external_path(node, size, name_buffer); + return_PTR(name_buffer); } #endif - /******************************************************************************* * * FUNCTION: acpi_ns_get_pathname_length @@ -187,16 +171,12 @@ acpi_ns_get_external_pathname ( * ******************************************************************************/ -acpi_size -acpi_ns_get_pathname_length ( - struct acpi_namespace_node *node) +acpi_size acpi_ns_get_pathname_length(struct acpi_namespace_node *node) { - acpi_size size; - struct acpi_namespace_node *next_node; - - - ACPI_FUNCTION_ENTRY (); + acpi_size size; + struct acpi_namespace_node *next_node; + ACPI_FUNCTION_ENTRY(); /* * Compute length of pathname as 5 * number of name segments. @@ -207,17 +187,16 @@ acpi_ns_get_pathname_length ( while (next_node && (next_node != acpi_gbl_root_node)) { size += ACPI_PATH_SEGMENT_LENGTH; - next_node = acpi_ns_get_parent_node (next_node); + next_node = acpi_ns_get_parent_node(next_node); } if (!size) { - size = 1; /* Root node case */ + size = 1; /* Root node case */ } - return (size + 1); /* +1 for null string terminator */ + return (size + 1); /* +1 for null string terminator */ } - /******************************************************************************* * * FUNCTION: acpi_ns_handle_to_pathname @@ -233,41 +212,36 @@ acpi_ns_get_pathname_length ( ******************************************************************************/ acpi_status -acpi_ns_handle_to_pathname ( - acpi_handle target_handle, - struct acpi_buffer *buffer) +acpi_ns_handle_to_pathname(acpi_handle target_handle, + struct acpi_buffer * buffer) { - acpi_status status; - struct acpi_namespace_node *node; - acpi_size required_size; + acpi_status status; + struct acpi_namespace_node *node; + acpi_size required_size; + ACPI_FUNCTION_TRACE_PTR("ns_handle_to_pathname", target_handle); - ACPI_FUNCTION_TRACE_PTR ("ns_handle_to_pathname", target_handle); - - - node = acpi_ns_map_handle_to_node (target_handle); + node = acpi_ns_map_handle_to_node(target_handle); if (!node) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Determine size required for the caller buffer */ - required_size = acpi_ns_get_pathname_length (node); + required_size = acpi_ns_get_pathname_length(node); /* Validate/Allocate/Clear caller buffer */ - status = acpi_ut_initialize_buffer (buffer, required_size); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_initialize_buffer(buffer, required_size); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Build the path in the caller buffer */ - acpi_ns_build_external_path (node, required_size, buffer->pointer); + acpi_ns_build_external_path(node, required_size, buffer->pointer); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%s [%X] \n", - (char *) buffer->pointer, (u32) required_size)); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "%s [%X] \n", + (char *)buffer->pointer, (u32) required_size)); + return_ACPI_STATUS(AE_OK); } - - diff --git a/drivers/acpi/namespace/nsobject.c b/drivers/acpi/namespace/nsobject.c index 27258c1ca4f1..fc9be946ebed 100644 --- a/drivers/acpi/namespace/nsobject.c +++ b/drivers/acpi/namespace/nsobject.c @@ -42,14 +42,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsobject") - +ACPI_MODULE_NAME("nsobject") /******************************************************************************* * @@ -71,20 +68,15 @@ * MUTEX: Assumes namespace is locked * ******************************************************************************/ - acpi_status -acpi_ns_attach_object ( - struct acpi_namespace_node *node, - union acpi_operand_object *object, - acpi_object_type type) +acpi_ns_attach_object(struct acpi_namespace_node *node, + union acpi_operand_object *object, acpi_object_type type) { - union acpi_operand_object *obj_desc; - union acpi_operand_object *last_obj_desc; - acpi_object_type object_type = ACPI_TYPE_ANY; - - - ACPI_FUNCTION_TRACE ("ns_attach_object"); + union acpi_operand_object *obj_desc; + union acpi_operand_object *last_obj_desc; + acpi_object_type object_type = ACPI_TYPE_ANY; + ACPI_FUNCTION_TRACE("ns_attach_object"); /* * Parameter validation @@ -92,40 +84,39 @@ acpi_ns_attach_object ( if (!node) { /* Invalid handle */ - ACPI_REPORT_ERROR (("ns_attach_object: Null named_obj handle\n")); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_REPORT_ERROR(("ns_attach_object: Null named_obj handle\n")); + return_ACPI_STATUS(AE_BAD_PARAMETER); } if (!object && (ACPI_TYPE_ANY != type)) { /* Null object */ - ACPI_REPORT_ERROR (( - "ns_attach_object: Null object, but type not ACPI_TYPE_ANY\n")); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_REPORT_ERROR(("ns_attach_object: Null object, but type not ACPI_TYPE_ANY\n")); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - if (ACPI_GET_DESCRIPTOR_TYPE (node) != ACPI_DESC_TYPE_NAMED) { + if (ACPI_GET_DESCRIPTOR_TYPE(node) != ACPI_DESC_TYPE_NAMED) { /* Not a name handle */ - ACPI_REPORT_ERROR (("ns_attach_object: Invalid handle %p [%s]\n", - node, acpi_ut_get_descriptor_name (node))); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_REPORT_ERROR(("ns_attach_object: Invalid handle %p [%s]\n", + node, acpi_ut_get_descriptor_name(node))); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Check if this object is already attached */ if (node->object == object) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Obj %p already installed in name_obj %p\n", - object, node)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Obj %p already installed in name_obj %p\n", + object, node)); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* If null object, we will just install it */ if (!object) { - obj_desc = NULL; + obj_desc = NULL; object_type = ACPI_TYPE_ANY; } @@ -133,14 +124,14 @@ acpi_ns_attach_object ( * If the source object is a namespace Node with an attached object, * we will use that (attached) object */ - else if ((ACPI_GET_DESCRIPTOR_TYPE (object) == ACPI_DESC_TYPE_NAMED) && - ((struct acpi_namespace_node *) object)->object) { + else if ((ACPI_GET_DESCRIPTOR_TYPE(object) == ACPI_DESC_TYPE_NAMED) && + ((struct acpi_namespace_node *)object)->object) { /* * Value passed is a name handle and that name has a * non-null value. Use that name's value and type. */ - obj_desc = ((struct acpi_namespace_node *) object)->object; - object_type = ((struct acpi_namespace_node *) object)->type; + obj_desc = ((struct acpi_namespace_node *)object)->object; + object_type = ((struct acpi_namespace_node *)object)->type; } /* @@ -148,20 +139,20 @@ acpi_ns_attach_object ( * it first */ else { - obj_desc = (union acpi_operand_object *) object; + obj_desc = (union acpi_operand_object *)object; /* Use the given type */ object_type = type; } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Installing %p into Node %p [%4.4s]\n", - obj_desc, node, acpi_ut_get_node_name (node))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Installing %p into Node %p [%4.4s]\n", + obj_desc, node, acpi_ut_get_node_name(node))); /* Detach an existing attached object if present */ if (node->object) { - acpi_ns_detach_object (node); + acpi_ns_detach_object(node); } if (obj_desc) { @@ -169,7 +160,7 @@ acpi_ns_attach_object ( * Must increment the new value's reference count * (if it is an internal object) */ - acpi_ut_add_reference (obj_desc); + acpi_ut_add_reference(obj_desc); /* * Handle objects with multiple descriptors - walk @@ -185,13 +176,12 @@ acpi_ns_attach_object ( last_obj_desc->common.next_object = node->object; } - node->type = (u8) object_type; - node->object = obj_desc; + node->type = (u8) object_type; + node->object = obj_desc; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ns_detach_object @@ -206,30 +196,27 @@ acpi_ns_attach_object ( * ******************************************************************************/ -void -acpi_ns_detach_object ( - struct acpi_namespace_node *node) +void acpi_ns_detach_object(struct acpi_namespace_node *node) { - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_TRACE ("ns_detach_object"); + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_TRACE("ns_detach_object"); obj_desc = node->object; if (!obj_desc || - (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_LOCAL_DATA)) { + (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_DATA)) { return_VOID; } /* Clear the entry in all cases */ node->object = NULL; - if (ACPI_GET_DESCRIPTOR_TYPE (obj_desc) == ACPI_DESC_TYPE_OPERAND) { + if (ACPI_GET_DESCRIPTOR_TYPE(obj_desc) == ACPI_DESC_TYPE_OPERAND) { node->object = obj_desc->common.next_object; if (node->object && - (ACPI_GET_OBJECT_TYPE (node->object) != ACPI_TYPE_LOCAL_DATA)) { + (ACPI_GET_OBJECT_TYPE(node->object) != + ACPI_TYPE_LOCAL_DATA)) { node->object = node->object->common.next_object; } } @@ -238,16 +225,15 @@ acpi_ns_detach_object ( node->type = ACPI_TYPE_ANY; - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "Node %p [%4.4s] Object %p\n", - node, acpi_ut_get_node_name (node), obj_desc)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "Node %p [%4.4s] Object %p\n", + node, acpi_ut_get_node_name(node), obj_desc)); /* Remove one reference on the object (and all subobjects) */ - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ns_get_attached_object @@ -261,29 +247,28 @@ acpi_ns_detach_object ( * ******************************************************************************/ -union acpi_operand_object * -acpi_ns_get_attached_object ( - struct acpi_namespace_node *node) +union acpi_operand_object *acpi_ns_get_attached_object(struct + acpi_namespace_node + *node) { - ACPI_FUNCTION_TRACE_PTR ("ns_get_attached_object", node); - + ACPI_FUNCTION_TRACE_PTR("ns_get_attached_object", node); if (!node) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "Null Node ptr\n")); - return_PTR (NULL); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Null Node ptr\n")); + return_PTR(NULL); } if (!node->object || - ((ACPI_GET_DESCRIPTOR_TYPE (node->object) != ACPI_DESC_TYPE_OPERAND) && - (ACPI_GET_DESCRIPTOR_TYPE (node->object) != ACPI_DESC_TYPE_NAMED)) || - (ACPI_GET_OBJECT_TYPE (node->object) == ACPI_TYPE_LOCAL_DATA)) { - return_PTR (NULL); + ((ACPI_GET_DESCRIPTOR_TYPE(node->object) != ACPI_DESC_TYPE_OPERAND) + && (ACPI_GET_DESCRIPTOR_TYPE(node->object) != + ACPI_DESC_TYPE_NAMED)) + || (ACPI_GET_OBJECT_TYPE(node->object) == ACPI_TYPE_LOCAL_DATA)) { + return_PTR(NULL); } - return_PTR (node->object); + return_PTR(node->object); } - /******************************************************************************* * * FUNCTION: acpi_ns_get_secondary_object @@ -297,24 +282,23 @@ acpi_ns_get_attached_object ( * ******************************************************************************/ -union acpi_operand_object * -acpi_ns_get_secondary_object ( - union acpi_operand_object *obj_desc) +union acpi_operand_object *acpi_ns_get_secondary_object(union + acpi_operand_object + *obj_desc) { - ACPI_FUNCTION_TRACE_PTR ("ns_get_secondary_object", obj_desc); - - - if ((!obj_desc) || - (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_LOCAL_DATA) || - (!obj_desc->common.next_object) || - (ACPI_GET_OBJECT_TYPE (obj_desc->common.next_object) == ACPI_TYPE_LOCAL_DATA)) { - return_PTR (NULL); + ACPI_FUNCTION_TRACE_PTR("ns_get_secondary_object", obj_desc); + + if ((!obj_desc) || + (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_DATA) || + (!obj_desc->common.next_object) || + (ACPI_GET_OBJECT_TYPE(obj_desc->common.next_object) == + ACPI_TYPE_LOCAL_DATA)) { + return_PTR(NULL); } - return_PTR (obj_desc->common.next_object); + return_PTR(obj_desc->common.next_object); } - /******************************************************************************* * * FUNCTION: acpi_ns_attach_data @@ -330,23 +314,20 @@ acpi_ns_get_secondary_object ( ******************************************************************************/ acpi_status -acpi_ns_attach_data ( - struct acpi_namespace_node *node, - acpi_object_handler handler, - void *data) +acpi_ns_attach_data(struct acpi_namespace_node *node, + acpi_object_handler handler, void *data) { - union acpi_operand_object *prev_obj_desc; - union acpi_operand_object *obj_desc; - union acpi_operand_object *data_desc; - + union acpi_operand_object *prev_obj_desc; + union acpi_operand_object *obj_desc; + union acpi_operand_object *data_desc; /* We only allow one attachment per handler */ prev_obj_desc = NULL; obj_desc = node->object; while (obj_desc) { - if ((ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_LOCAL_DATA) && - (obj_desc->data.handler == handler)) { + if ((ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_DATA) && + (obj_desc->data.handler == handler)) { return (AE_ALREADY_EXISTS); } @@ -356,7 +337,7 @@ acpi_ns_attach_data ( /* Create an internal object for the data */ - data_desc = acpi_ut_create_internal_object (ACPI_TYPE_LOCAL_DATA); + data_desc = acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_DATA); if (!data_desc) { return (AE_NO_MEMORY); } @@ -368,15 +349,13 @@ acpi_ns_attach_data ( if (prev_obj_desc) { prev_obj_desc->common.next_object = data_desc; - } - else { + } else { node->object = data_desc; } return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ns_detach_data @@ -392,27 +371,25 @@ acpi_ns_attach_data ( ******************************************************************************/ acpi_status -acpi_ns_detach_data ( - struct acpi_namespace_node *node, - acpi_object_handler handler) +acpi_ns_detach_data(struct acpi_namespace_node * node, + acpi_object_handler handler) { - union acpi_operand_object *obj_desc; - union acpi_operand_object *prev_obj_desc; - + union acpi_operand_object *obj_desc; + union acpi_operand_object *prev_obj_desc; prev_obj_desc = NULL; obj_desc = node->object; while (obj_desc) { - if ((ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_LOCAL_DATA) && - (obj_desc->data.handler == handler)) { + if ((ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_DATA) && + (obj_desc->data.handler == handler)) { if (prev_obj_desc) { - prev_obj_desc->common.next_object = obj_desc->common.next_object; - } - else { + prev_obj_desc->common.next_object = + obj_desc->common.next_object; + } else { node->object = obj_desc->common.next_object; } - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); return (AE_OK); } @@ -423,7 +400,6 @@ acpi_ns_detach_data ( return (AE_NOT_FOUND); } - /******************************************************************************* * * FUNCTION: acpi_ns_get_attached_data @@ -440,18 +416,15 @@ acpi_ns_detach_data ( ******************************************************************************/ acpi_status -acpi_ns_get_attached_data ( - struct acpi_namespace_node *node, - acpi_object_handler handler, - void **data) +acpi_ns_get_attached_data(struct acpi_namespace_node * node, + acpi_object_handler handler, void **data) { - union acpi_operand_object *obj_desc; - + union acpi_operand_object *obj_desc; obj_desc = node->object; while (obj_desc) { - if ((ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_LOCAL_DATA) && - (obj_desc->data.handler == handler)) { + if ((ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_LOCAL_DATA) && + (obj_desc->data.handler == handler)) { *data = obj_desc->data.pointer; return (AE_OK); } @@ -461,5 +434,3 @@ acpi_ns_get_attached_data ( return (AE_NOT_FOUND); } - - diff --git a/drivers/acpi/namespace/nsparse.c b/drivers/acpi/namespace/nsparse.c index a0e13e8d3764..433442a9ec74 100644 --- a/drivers/acpi/namespace/nsparse.c +++ b/drivers/acpi/namespace/nsparse.c @@ -41,16 +41,13 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acparser.h> #include <acpi/acdispat.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsparse") - +ACPI_MODULE_NAME("nsparse") /******************************************************************************* * @@ -64,54 +61,50 @@ * DESCRIPTION: Perform one complete parse of an ACPI/AML table. * ******************************************************************************/ - acpi_status -acpi_ns_one_complete_parse ( - u32 pass_number, - struct acpi_table_desc *table_desc) +acpi_ns_one_complete_parse(u8 pass_number, struct acpi_table_desc * table_desc) { - union acpi_parse_object *parse_root; - acpi_status status; - struct acpi_walk_state *walk_state; - - - ACPI_FUNCTION_TRACE ("ns_one_complete_parse"); + union acpi_parse_object *parse_root; + acpi_status status; + struct acpi_walk_state *walk_state; + ACPI_FUNCTION_TRACE("ns_one_complete_parse"); /* Create and init a Root Node */ - parse_root = acpi_ps_create_scope_op (); + parse_root = acpi_ps_create_scope_op(); if (!parse_root) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Create and initialize a new walk state */ - walk_state = acpi_ds_create_walk_state (table_desc->table_id, - NULL, NULL, NULL); + walk_state = acpi_ds_create_walk_state(table_desc->owner_id, + NULL, NULL, NULL); if (!walk_state) { - acpi_ps_free_op (parse_root); - return_ACPI_STATUS (AE_NO_MEMORY); + acpi_ps_free_op(parse_root); + return_ACPI_STATUS(AE_NO_MEMORY); } - status = acpi_ds_init_aml_walk (walk_state, parse_root, NULL, - table_desc->aml_start, table_desc->aml_length, - NULL, pass_number); - if (ACPI_FAILURE (status)) { - acpi_ds_delete_walk_state (walk_state); - return_ACPI_STATUS (status); + status = acpi_ds_init_aml_walk(walk_state, parse_root, NULL, + table_desc->aml_start, + table_desc->aml_length, NULL, + pass_number); + if (ACPI_FAILURE(status)) { + acpi_ds_delete_walk_state(walk_state); + return_ACPI_STATUS(status); } /* Parse the AML */ - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "*PARSE* pass %d parse\n", pass_number)); - status = acpi_ps_parse_aml (walk_state); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "*PARSE* pass %d parse\n", + pass_number)); + status = acpi_ps_parse_aml(walk_state); - acpi_ps_delete_parse_tree (parse_root); - return_ACPI_STATUS (status); + acpi_ps_delete_parse_tree(parse_root); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ns_parse_table @@ -126,15 +119,12 @@ acpi_ns_one_complete_parse ( ******************************************************************************/ acpi_status -acpi_ns_parse_table ( - struct acpi_table_desc *table_desc, - struct acpi_namespace_node *start_node) +acpi_ns_parse_table(struct acpi_table_desc *table_desc, + struct acpi_namespace_node *start_node) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ns_parse_table"); + acpi_status status; + ACPI_FUNCTION_TRACE("ns_parse_table"); /* * AML Parse, pass 1 @@ -146,9 +136,10 @@ acpi_ns_parse_table ( * to service the entire parse. The second pass of the parse then * performs another complete parse of the AML.. */ - status = acpi_ns_one_complete_parse (1, table_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "**** Start pass 1\n")); + status = acpi_ns_one_complete_parse(1, table_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -160,12 +151,11 @@ acpi_ns_parse_table ( * overhead of this is compensated for by the fact that the * parse objects are all cached. */ - status = acpi_ns_one_complete_parse (2, table_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "**** Start pass 2\n")); + status = acpi_ns_one_complete_parse(2, table_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/namespace/nssearch.c b/drivers/acpi/namespace/nssearch.c index af8aaa9cc4f3..50a3ca5470ed 100644 --- a/drivers/acpi/namespace/nssearch.c +++ b/drivers/acpi/namespace/nssearch.c @@ -41,23 +41,18 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nssearch") +ACPI_MODULE_NAME("nssearch") /* Local prototypes */ - static acpi_status -acpi_ns_search_parent_tree ( - u32 target_name, - struct acpi_namespace_node *node, - acpi_object_type type, - struct acpi_namespace_node **return_node); - +acpi_ns_search_parent_tree(u32 target_name, + struct acpi_namespace_node *node, + acpi_object_type type, + struct acpi_namespace_node **return_node); /******************************************************************************* * @@ -87,30 +82,28 @@ acpi_ns_search_parent_tree ( ******************************************************************************/ acpi_status -acpi_ns_search_node ( - u32 target_name, - struct acpi_namespace_node *node, - acpi_object_type type, - struct acpi_namespace_node **return_node) +acpi_ns_search_node(u32 target_name, + struct acpi_namespace_node *node, + acpi_object_type type, + struct acpi_namespace_node **return_node) { - struct acpi_namespace_node *next_node; - - - ACPI_FUNCTION_TRACE ("ns_search_node"); + struct acpi_namespace_node *next_node; + ACPI_FUNCTION_TRACE("ns_search_node"); #ifdef ACPI_DEBUG_OUTPUT if (ACPI_LV_NAMES & acpi_dbg_level) { - char *scope_name; + char *scope_name; - scope_name = acpi_ns_get_external_pathname (node); + scope_name = acpi_ns_get_external_pathname(node); if (scope_name) { - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Searching %s (%p) For [%4.4s] (%s)\n", - scope_name, node, (char *) &target_name, - acpi_ut_get_type_name (type))); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Searching %s (%p) For [%4.4s] (%s)\n", + scope_name, node, + (char *)&target_name, + acpi_ut_get_type_name(type))); - ACPI_MEM_FREE (scope_name); + ACPI_MEM_FREE(scope_name); } } #endif @@ -126,20 +119,26 @@ acpi_ns_search_node ( if (next_node->name.integer == target_name) { /* Resolve a control method alias if any */ - if (acpi_ns_get_type (next_node) == ACPI_TYPE_LOCAL_METHOD_ALIAS) { - next_node = ACPI_CAST_PTR (struct acpi_namespace_node, next_node->object); + if (acpi_ns_get_type(next_node) == + ACPI_TYPE_LOCAL_METHOD_ALIAS) { + next_node = + ACPI_CAST_PTR(struct acpi_namespace_node, + next_node->object); } /* * Found matching entry. */ - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Name [%4.4s] (%s) %p found in scope [%4.4s] %p\n", - (char *) &target_name, acpi_ut_get_type_name (next_node->type), - next_node, acpi_ut_get_node_name (node), node)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Name [%4.4s] (%s) %p found in scope [%4.4s] %p\n", + (char *)&target_name, + acpi_ut_get_type_name(next_node-> + type), + next_node, + acpi_ut_get_node_name(node), node)); *return_node = next_node; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* @@ -159,15 +158,14 @@ acpi_ns_search_node ( /* Searched entire namespace level, not found */ - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Name [%4.4s] (%s) not found in search in scope [%4.4s] %p first child %p\n", - (char *) &target_name, acpi_ut_get_type_name (type), - acpi_ut_get_node_name (node), node, node->child)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Name [%4.4s] (%s) not found in search in scope [%4.4s] %p first child %p\n", + (char *)&target_name, acpi_ut_get_type_name(type), + acpi_ut_get_node_name(node), node, node->child)); - return_ACPI_STATUS (AE_NOT_FOUND); + return_ACPI_STATUS(AE_NOT_FOUND); } - /******************************************************************************* * * FUNCTION: acpi_ns_search_parent_tree @@ -194,43 +192,42 @@ acpi_ns_search_node ( ******************************************************************************/ static acpi_status -acpi_ns_search_parent_tree ( - u32 target_name, - struct acpi_namespace_node *node, - acpi_object_type type, - struct acpi_namespace_node **return_node) +acpi_ns_search_parent_tree(u32 target_name, + struct acpi_namespace_node *node, + acpi_object_type type, + struct acpi_namespace_node **return_node) { - acpi_status status; - struct acpi_namespace_node *parent_node; + acpi_status status; + struct acpi_namespace_node *parent_node; + ACPI_FUNCTION_TRACE("ns_search_parent_tree"); - ACPI_FUNCTION_TRACE ("ns_search_parent_tree"); - - - parent_node = acpi_ns_get_parent_node (node); + parent_node = acpi_ns_get_parent_node(node); /* * If there is no parent (i.e., we are at the root) or type is "local", * we won't be searching the parent tree. */ if (!parent_node) { - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, "[%4.4s] has no parent\n", - (char *) &target_name)); - return_ACPI_STATUS (AE_NOT_FOUND); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, "[%4.4s] has no parent\n", + (char *)&target_name)); + return_ACPI_STATUS(AE_NOT_FOUND); } - if (acpi_ns_local (type)) { - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "[%4.4s] type [%s] must be local to this scope (no parent search)\n", - (char *) &target_name, acpi_ut_get_type_name (type))); - return_ACPI_STATUS (AE_NOT_FOUND); + if (acpi_ns_local(type)) { + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "[%4.4s] type [%s] must be local to this scope (no parent search)\n", + (char *)&target_name, + acpi_ut_get_type_name(type))); + return_ACPI_STATUS(AE_NOT_FOUND); } /* Search the parent tree */ - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "Searching parent [%4.4s] for [%4.4s]\n", - acpi_ut_get_node_name (parent_node), (char *) &target_name)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "Searching parent [%4.4s] for [%4.4s]\n", + acpi_ut_get_node_name(parent_node), + (char *)&target_name)); /* * Search parents until target is found or we have backed up to the root @@ -241,25 +238,24 @@ acpi_ns_search_parent_tree ( * object type at this point, we only care about the existence of * the actual name we are searching for. Typechecking comes later. */ - status = acpi_ns_search_node (target_name, parent_node, - ACPI_TYPE_ANY, return_node); - if (ACPI_SUCCESS (status)) { - return_ACPI_STATUS (status); + status = acpi_ns_search_node(target_name, parent_node, + ACPI_TYPE_ANY, return_node); + if (ACPI_SUCCESS(status)) { + return_ACPI_STATUS(status); } /* * Not found here, go up another level * (until we reach the root) */ - parent_node = acpi_ns_get_parent_node (parent_node); + parent_node = acpi_ns_get_parent_node(parent_node); } /* Not found in parent tree */ - return_ACPI_STATUS (AE_NOT_FOUND); + return_ACPI_STATUS(AE_NOT_FOUND); } - /******************************************************************************* * * FUNCTION: acpi_ns_search_and_enter @@ -286,52 +282,46 @@ acpi_ns_search_parent_tree ( ******************************************************************************/ acpi_status -acpi_ns_search_and_enter ( - u32 target_name, - struct acpi_walk_state *walk_state, - struct acpi_namespace_node *node, - acpi_interpreter_mode interpreter_mode, - acpi_object_type type, - u32 flags, - struct acpi_namespace_node **return_node) +acpi_ns_search_and_enter(u32 target_name, + struct acpi_walk_state *walk_state, + struct acpi_namespace_node *node, + acpi_interpreter_mode interpreter_mode, + acpi_object_type type, + u32 flags, struct acpi_namespace_node **return_node) { - acpi_status status; - struct acpi_namespace_node *new_node; - - - ACPI_FUNCTION_TRACE ("ns_search_and_enter"); + acpi_status status; + struct acpi_namespace_node *new_node; + ACPI_FUNCTION_TRACE("ns_search_and_enter"); /* Parameter validation */ if (!node || !target_name || !return_node) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Null param: Node %p Name %X return_node %p\n", - node, target_name, return_node)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Null param: Node %p Name %X return_node %p\n", + node, target_name, return_node)); - ACPI_REPORT_ERROR (("ns_search_and_enter: Null parameter\n")); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_REPORT_ERROR(("ns_search_and_enter: Null parameter\n")); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Name must consist of printable characters */ - if (!acpi_ut_valid_acpi_name (target_name)) { - ACPI_REPORT_ERROR (("ns_search_and_enter: Bad character in ACPI Name: %X\n", - target_name)); - return_ACPI_STATUS (AE_BAD_CHARACTER); + if (!acpi_ut_valid_acpi_name(target_name)) { + ACPI_REPORT_ERROR(("ns_search_and_enter: Bad character in ACPI Name: %X\n", target_name)); + return_ACPI_STATUS(AE_BAD_CHARACTER); } /* Try to find the name in the namespace level specified by the caller */ *return_node = ACPI_ENTRY_NOT_FOUND; - status = acpi_ns_search_node (target_name, node, type, return_node); + status = acpi_ns_search_node(target_name, node, type, return_node); if (status != AE_NOT_FOUND) { /* * If we found it AND the request specifies that a find is an error, * return the error */ - if ((status == AE_OK) && - (flags & ACPI_NS_ERROR_IF_FOUND)) { + if ((status == AE_OK) && (flags & ACPI_NS_ERROR_IF_FOUND)) { status = AE_ALREADY_EXISTS; } @@ -339,7 +329,7 @@ acpi_ns_search_and_enter ( * Either found it or there was an error * -- finished either way */ - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* @@ -351,14 +341,16 @@ acpi_ns_search_and_enter ( * and during the execution phase. */ if ((interpreter_mode != ACPI_IMODE_LOAD_PASS1) && - (flags & ACPI_NS_SEARCH_PARENT)) { + (flags & ACPI_NS_SEARCH_PARENT)) { /* * Not found at this level - search parent tree according to the * ACPI specification */ - status = acpi_ns_search_parent_tree (target_name, node, type, return_node); - if (ACPI_SUCCESS (status)) { - return_ACPI_STATUS (status); + status = + acpi_ns_search_parent_tree(target_name, node, type, + return_node); + if (ACPI_SUCCESS(status)) { + return_ACPI_STATUS(status); } } @@ -366,25 +358,24 @@ acpi_ns_search_and_enter ( * In execute mode, just search, never add names. Exit now. */ if (interpreter_mode == ACPI_IMODE_EXECUTE) { - ACPI_DEBUG_PRINT ((ACPI_DB_NAMES, - "%4.4s Not found in %p [Not adding]\n", - (char *) &target_name, node)); + ACPI_DEBUG_PRINT((ACPI_DB_NAMES, + "%4.4s Not found in %p [Not adding]\n", + (char *)&target_name, node)); - return_ACPI_STATUS (AE_NOT_FOUND); + return_ACPI_STATUS(AE_NOT_FOUND); } /* Create the new named object */ - new_node = acpi_ns_create_node (target_name); + new_node = acpi_ns_create_node(target_name); if (!new_node) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Install the new object into the parent's list of children */ - acpi_ns_install_node (walk_state, node, new_node, type); + acpi_ns_install_node(walk_state, node, new_node, type); *return_node = new_node; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/namespace/nsutils.c b/drivers/acpi/namespace/nsutils.c index c53b82e94ce3..ebec036423c9 100644 --- a/drivers/acpi/namespace/nsutils.c +++ b/drivers/acpi/namespace/nsutils.c @@ -42,28 +42,21 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/amlcode.h> #include <acpi/actables.h> #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsutils") +ACPI_MODULE_NAME("nsutils") /* Local prototypes */ - -static u8 -acpi_ns_valid_path_separator ( - char sep); +static u8 acpi_ns_valid_path_separator(char sep); #ifdef ACPI_OBSOLETE_FUNCTIONS -acpi_name -acpi_ns_find_parent_name ( - struct acpi_namespace_node *node_to_search); +acpi_name acpi_ns_find_parent_name(struct acpi_namespace_node *node_to_search); #endif - /******************************************************************************* * * FUNCTION: acpi_ns_report_error @@ -81,51 +74,45 @@ acpi_ns_find_parent_name ( ******************************************************************************/ void -acpi_ns_report_error ( - char *module_name, - u32 line_number, - u32 component_id, - char *internal_name, - acpi_status lookup_status) +acpi_ns_report_error(char *module_name, + u32 line_number, + u32 component_id, + char *internal_name, acpi_status lookup_status) { - acpi_status status; - char *name = NULL; - + acpi_status status; + char *name = NULL; - acpi_os_printf ("%8s-%04d: *** Error: Looking up ", - module_name, line_number); + acpi_os_printf("%8s-%04d: *** Error: Looking up ", + module_name, line_number); if (lookup_status == AE_BAD_CHARACTER) { /* There is a non-ascii character in the name */ - acpi_os_printf ("[0x%4.4X] (NON-ASCII)\n", - *(ACPI_CAST_PTR (u32, internal_name))); - } - else { + acpi_os_printf("[0x%4.4X] (NON-ASCII)\n", + *(ACPI_CAST_PTR(u32, internal_name))); + } else { /* Convert path to external format */ - status = acpi_ns_externalize_name (ACPI_UINT32_MAX, - internal_name, NULL, &name); + status = acpi_ns_externalize_name(ACPI_UINT32_MAX, + internal_name, NULL, &name); /* Print target name */ - if (ACPI_SUCCESS (status)) { - acpi_os_printf ("[%s]", name); - } - else { - acpi_os_printf ("[COULD NOT EXTERNALIZE NAME]"); + if (ACPI_SUCCESS(status)) { + acpi_os_printf("[%s]", name); + } else { + acpi_os_printf("[COULD NOT EXTERNALIZE NAME]"); } if (name) { - ACPI_MEM_FREE (name); + ACPI_MEM_FREE(name); } } - acpi_os_printf (" in namespace, %s\n", - acpi_format_exception (lookup_status)); + acpi_os_printf(" in namespace, %s\n", + acpi_format_exception(lookup_status)); } - /******************************************************************************* * * FUNCTION: acpi_ns_report_method_error @@ -145,34 +132,31 @@ acpi_ns_report_error ( ******************************************************************************/ void -acpi_ns_report_method_error ( - char *module_name, - u32 line_number, - u32 component_id, - char *message, - struct acpi_namespace_node *prefix_node, - char *path, - acpi_status method_status) +acpi_ns_report_method_error(char *module_name, + u32 line_number, + u32 component_id, + char *message, + struct acpi_namespace_node *prefix_node, + char *path, acpi_status method_status) { - acpi_status status; - struct acpi_namespace_node *node = prefix_node; - + acpi_status status; + struct acpi_namespace_node *node = prefix_node; if (path) { - status = acpi_ns_get_node_by_path (path, prefix_node, - ACPI_NS_NO_UPSEARCH, &node); - if (ACPI_FAILURE (status)) { - acpi_os_printf ("report_method_error: Could not get node\n"); + status = acpi_ns_get_node_by_path(path, prefix_node, + ACPI_NS_NO_UPSEARCH, &node); + if (ACPI_FAILURE(status)) { + acpi_os_printf + ("report_method_error: Could not get node\n"); return; } } - acpi_os_printf ("%8s-%04d: *** Error: ", module_name, line_number); - acpi_ns_print_node_pathname (node, message); - acpi_os_printf (", %s\n", acpi_format_exception (method_status)); + acpi_os_printf("%8s-%04d: *** Error: ", module_name, line_number); + acpi_ns_print_node_pathname(node, message); + acpi_os_printf(", %s\n", acpi_format_exception(method_status)); } - /******************************************************************************* * * FUNCTION: acpi_ns_print_node_pathname @@ -186,16 +170,13 @@ acpi_ns_report_method_error ( ******************************************************************************/ void -acpi_ns_print_node_pathname ( - struct acpi_namespace_node *node, - char *message) +acpi_ns_print_node_pathname(struct acpi_namespace_node *node, char *message) { - struct acpi_buffer buffer; - acpi_status status; - + struct acpi_buffer buffer; + acpi_status status; if (!node) { - acpi_os_printf ("[NULL NAME]"); + acpi_os_printf("[NULL NAME]"); return; } @@ -203,18 +184,17 @@ acpi_ns_print_node_pathname ( buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER; - status = acpi_ns_handle_to_pathname (node, &buffer); - if (ACPI_SUCCESS (status)) { + status = acpi_ns_handle_to_pathname(node, &buffer); + if (ACPI_SUCCESS(status)) { if (message) { - acpi_os_printf ("%s ", message); + acpi_os_printf("%s ", message); } - acpi_os_printf ("[%s] (Node %p)", (char *) buffer.pointer, node); - ACPI_MEM_FREE (buffer.pointer); + acpi_os_printf("[%s] (Node %p)", (char *)buffer.pointer, node); + ACPI_MEM_FREE(buffer.pointer); } } - /******************************************************************************* * * FUNCTION: acpi_ns_valid_root_prefix @@ -227,15 +207,12 @@ acpi_ns_print_node_pathname ( * ******************************************************************************/ -u8 -acpi_ns_valid_root_prefix ( - char prefix) +u8 acpi_ns_valid_root_prefix(char prefix) { return ((u8) (prefix == '\\')); } - /******************************************************************************* * * FUNCTION: acpi_ns_valid_path_separator @@ -248,15 +225,12 @@ acpi_ns_valid_root_prefix ( * ******************************************************************************/ -static u8 -acpi_ns_valid_path_separator ( - char sep) +static u8 acpi_ns_valid_path_separator(char sep) { return ((u8) (sep == '.')); } - /******************************************************************************* * * FUNCTION: acpi_ns_get_type @@ -269,22 +243,18 @@ acpi_ns_valid_path_separator ( * ******************************************************************************/ -acpi_object_type -acpi_ns_get_type ( - struct acpi_namespace_node *node) +acpi_object_type acpi_ns_get_type(struct acpi_namespace_node * node) { - ACPI_FUNCTION_TRACE ("ns_get_type"); - + ACPI_FUNCTION_TRACE("ns_get_type"); if (!node) { - ACPI_REPORT_WARNING (("ns_get_type: Null Node input pointer\n")); - return_VALUE (ACPI_TYPE_ANY); + ACPI_REPORT_WARNING(("ns_get_type: Null Node input pointer\n")); + return_VALUE(ACPI_TYPE_ANY); } - return_VALUE ((acpi_object_type) node->type); + return_VALUE((acpi_object_type) node->type); } - /******************************************************************************* * * FUNCTION: acpi_ns_local @@ -298,24 +268,20 @@ acpi_ns_get_type ( * ******************************************************************************/ -u32 -acpi_ns_local ( - acpi_object_type type) +u32 acpi_ns_local(acpi_object_type type) { - ACPI_FUNCTION_TRACE ("ns_local"); - + ACPI_FUNCTION_TRACE("ns_local"); - if (!acpi_ut_valid_object_type (type)) { + if (!acpi_ut_valid_object_type(type)) { /* Type code out of range */ - ACPI_REPORT_WARNING (("ns_local: Invalid Object Type\n")); - return_VALUE (ACPI_NS_NORMAL); + ACPI_REPORT_WARNING(("ns_local: Invalid Object Type\n")); + return_VALUE(ACPI_NS_NORMAL); } - return_VALUE ((u32) acpi_gbl_ns_properties[type] & ACPI_NS_LOCAL); + return_VALUE((u32) acpi_gbl_ns_properties[type] & ACPI_NS_LOCAL); } - /******************************************************************************* * * FUNCTION: acpi_ns_get_internal_name_length @@ -330,16 +296,12 @@ acpi_ns_local ( * ******************************************************************************/ -void -acpi_ns_get_internal_name_length ( - struct acpi_namestring_info *info) +void acpi_ns_get_internal_name_length(struct acpi_namestring_info *info) { - char *next_external_char; - u32 i; - - - ACPI_FUNCTION_ENTRY (); + char *next_external_char; + u32 i; + ACPI_FUNCTION_ENTRY(); next_external_char = info->external_name; info->num_carats = 0; @@ -353,11 +315,10 @@ acpi_ns_get_internal_name_length ( * * strlen() + 1 covers the first name_seg, which has no path separator */ - if (acpi_ns_valid_root_prefix (next_external_char[0])) { + if (acpi_ns_valid_root_prefix(next_external_char[0])) { info->fully_qualified = TRUE; next_external_char++; - } - else { + } else { /* * Handle Carat prefixes */ @@ -375,19 +336,18 @@ acpi_ns_get_internal_name_length ( if (*next_external_char) { info->num_segments = 1; for (i = 0; next_external_char[i]; i++) { - if (acpi_ns_valid_path_separator (next_external_char[i])) { + if (acpi_ns_valid_path_separator(next_external_char[i])) { info->num_segments++; } } } info->length = (ACPI_NAME_SIZE * info->num_segments) + - 4 + info->num_carats; + 4 + info->num_carats; info->next_external_char = next_external_char; } - /******************************************************************************* * * FUNCTION: acpi_ns_build_internal_name @@ -401,19 +361,15 @@ acpi_ns_get_internal_name_length ( * ******************************************************************************/ -acpi_status -acpi_ns_build_internal_name ( - struct acpi_namestring_info *info) +acpi_status acpi_ns_build_internal_name(struct acpi_namestring_info *info) { - u32 num_segments = info->num_segments; - char *internal_name = info->internal_name; - char *external_name = info->next_external_char; - char *result = NULL; - acpi_native_uint i; - - - ACPI_FUNCTION_TRACE ("ns_build_internal_name"); + u32 num_segments = info->num_segments; + char *internal_name = info->internal_name; + char *external_name = info->next_external_char; + char *result = NULL; + acpi_native_uint i; + ACPI_FUNCTION_TRACE("ns_build_internal_name"); /* Setup the correct prefixes, counts, and pointers */ @@ -422,18 +378,15 @@ acpi_ns_build_internal_name ( if (num_segments <= 1) { result = &internal_name[1]; - } - else if (num_segments == 2) { + } else if (num_segments == 2) { internal_name[1] = AML_DUAL_NAME_PREFIX; result = &internal_name[2]; - } - else { + } else { internal_name[1] = AML_MULTI_NAME_PREFIX_OP; - internal_name[2] = (char) num_segments; + internal_name[2] = (char)num_segments; result = &internal_name[3]; } - } - else { + } else { /* * Not fully qualified. * Handle Carats first, then append the name segments @@ -447,15 +400,14 @@ acpi_ns_build_internal_name ( if (num_segments <= 1) { result = &internal_name[i]; - } - else if (num_segments == 2) { + } else if (num_segments == 2) { internal_name[i] = AML_DUAL_NAME_PREFIX; - result = &internal_name[(acpi_native_uint) (i+1)]; - } - else { + result = &internal_name[(acpi_native_uint) (i + 1)]; + } else { internal_name[i] = AML_MULTI_NAME_PREFIX_OP; - internal_name[(acpi_native_uint) (i+1)] = (char) num_segments; - result = &internal_name[(acpi_native_uint) (i+2)]; + internal_name[(acpi_native_uint) (i + 1)] = + (char)num_segments; + result = &internal_name[(acpi_native_uint) (i + 2)]; } } @@ -463,25 +415,25 @@ acpi_ns_build_internal_name ( for (; num_segments; num_segments--) { for (i = 0; i < ACPI_NAME_SIZE; i++) { - if (acpi_ns_valid_path_separator (*external_name) || - (*external_name == 0)) { + if (acpi_ns_valid_path_separator(*external_name) || + (*external_name == 0)) { /* Pad the segment with underscore(s) if segment is short */ result[i] = '_'; - } - else { + } else { /* Convert the character to uppercase and save it */ - result[i] = (char) ACPI_TOUPPER ((int) *external_name); + result[i] = + (char)ACPI_TOUPPER((int)*external_name); external_name++; } } /* Now we must have a path separator, or the pathname is bad */ - if (!acpi_ns_valid_path_separator (*external_name) && - (*external_name != 0)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if (!acpi_ns_valid_path_separator(*external_name) && + (*external_name != 0)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Move on the next segment */ @@ -495,18 +447,17 @@ acpi_ns_build_internal_name ( *result = 0; if (info->fully_qualified) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Returning [%p] (abs) \"\\%s\"\n", - internal_name, internal_name)); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Returning [%p] (rel) \"%s\"\n", - internal_name, internal_name)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Returning [%p] (abs) \"\\%s\"\n", + internal_name, internal_name)); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Returning [%p] (rel) \"%s\"\n", + internal_name, internal_name)); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ns_internalize_name @@ -522,51 +473,43 @@ acpi_ns_build_internal_name ( * *******************************************************************************/ -acpi_status -acpi_ns_internalize_name ( - char *external_name, - char **converted_name) +acpi_status acpi_ns_internalize_name(char *external_name, char **converted_name) { - char *internal_name; - struct acpi_namestring_info info; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ns_internalize_name"); + char *internal_name; + struct acpi_namestring_info info; + acpi_status status; + ACPI_FUNCTION_TRACE("ns_internalize_name"); - if ((!external_name) || - (*external_name == 0) || - (!converted_name)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((!external_name) || (*external_name == 0) || (!converted_name)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Get the length of the new internal name */ info.external_name = external_name; - acpi_ns_get_internal_name_length (&info); + acpi_ns_get_internal_name_length(&info); /* We need a segment to store the internal name */ - internal_name = ACPI_MEM_CALLOCATE (info.length); + internal_name = ACPI_MEM_CALLOCATE(info.length); if (!internal_name) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Build the name */ info.internal_name = internal_name; - status = acpi_ns_build_internal_name (&info); - if (ACPI_FAILURE (status)) { - ACPI_MEM_FREE (internal_name); - return_ACPI_STATUS (status); + status = acpi_ns_build_internal_name(&info); + if (ACPI_FAILURE(status)) { + ACPI_MEM_FREE(internal_name); + return_ACPI_STATUS(status); } *converted_name = internal_name; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ns_externalize_name @@ -585,27 +528,21 @@ acpi_ns_internalize_name ( ******************************************************************************/ acpi_status -acpi_ns_externalize_name ( - u32 internal_name_length, - char *internal_name, - u32 *converted_name_length, - char **converted_name) +acpi_ns_externalize_name(u32 internal_name_length, + char *internal_name, + u32 * converted_name_length, char **converted_name) { - acpi_native_uint names_index = 0; - acpi_native_uint num_segments = 0; - acpi_native_uint required_length; - acpi_native_uint prefix_length = 0; - acpi_native_uint i = 0; - acpi_native_uint j = 0; - + acpi_native_uint names_index = 0; + acpi_native_uint num_segments = 0; + acpi_native_uint required_length; + acpi_native_uint prefix_length = 0; + acpi_native_uint i = 0; + acpi_native_uint j = 0; - ACPI_FUNCTION_TRACE ("ns_externalize_name"); + ACPI_FUNCTION_TRACE("ns_externalize_name"); - - if (!internal_name_length || - !internal_name || - !converted_name) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if (!internal_name_length || !internal_name || !converted_name) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* @@ -620,8 +557,7 @@ acpi_ns_externalize_name ( for (i = 0; i < internal_name_length; i++) { if (internal_name[i] == '^') { prefix_length = i + 1; - } - else { + } else { break; } } @@ -648,7 +584,8 @@ acpi_ns_externalize_name ( names_index = prefix_length + 2; num_segments = (acpi_native_uint) (u8) - internal_name[(acpi_native_uint) (prefix_length + 1)]; + internal_name[(acpi_native_uint) + (prefix_length + 1)]; break; case AML_DUAL_NAME_PREFIX: @@ -683,23 +620,23 @@ acpi_ns_externalize_name ( * punctuation ('.') between object names, plus the NULL terminator. */ required_length = prefix_length + (4 * num_segments) + - ((num_segments > 0) ? (num_segments - 1) : 0) + 1; + ((num_segments > 0) ? (num_segments - 1) : 0) + 1; /* * Check to see if we're still in bounds. If not, there's a problem * with internal_name (invalid format). */ if (required_length > internal_name_length) { - ACPI_REPORT_ERROR (("ns_externalize_name: Invalid internal name\n")); - return_ACPI_STATUS (AE_BAD_PATHNAME); + ACPI_REPORT_ERROR(("ns_externalize_name: Invalid internal name\n")); + return_ACPI_STATUS(AE_BAD_PATHNAME); } /* * Build converted_name */ - *converted_name = ACPI_MEM_CALLOCATE (required_length); + *converted_name = ACPI_MEM_CALLOCATE(required_length); if (!(*converted_name)) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } j = 0; @@ -725,10 +662,9 @@ acpi_ns_externalize_name ( *converted_name_length = (u32) required_length; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ns_map_handle_to_node @@ -745,13 +681,10 @@ acpi_ns_externalize_name ( * ******************************************************************************/ -struct acpi_namespace_node * -acpi_ns_map_handle_to_node ( - acpi_handle handle) +struct acpi_namespace_node *acpi_ns_map_handle_to_node(acpi_handle handle) { - ACPI_FUNCTION_ENTRY (); - + ACPI_FUNCTION_ENTRY(); /* * Simple implementation. @@ -766,14 +699,13 @@ acpi_ns_map_handle_to_node ( /* We can at least attempt to verify the handle */ - if (ACPI_GET_DESCRIPTOR_TYPE (handle) != ACPI_DESC_TYPE_NAMED) { + if (ACPI_GET_DESCRIPTOR_TYPE(handle) != ACPI_DESC_TYPE_NAMED) { return (NULL); } - return ((struct acpi_namespace_node *) handle); + return ((struct acpi_namespace_node *)handle); } - /******************************************************************************* * * FUNCTION: acpi_ns_convert_entry_to_handle @@ -786,18 +718,14 @@ acpi_ns_map_handle_to_node ( * ******************************************************************************/ -acpi_handle -acpi_ns_convert_entry_to_handle ( - struct acpi_namespace_node *node) +acpi_handle acpi_ns_convert_entry_to_handle(struct acpi_namespace_node *node) { - /* * Simple implementation for now; */ return ((acpi_handle) node); - /* Example future implementation --------------------- if (!Node) @@ -810,12 +738,10 @@ acpi_ns_convert_entry_to_handle ( return (ACPI_ROOT_OBJECT); } - return ((acpi_handle) Node); ------------------------------------------------------*/ } - /******************************************************************************* * * FUNCTION: acpi_ns_terminate @@ -828,42 +754,37 @@ acpi_ns_convert_entry_to_handle ( * ******************************************************************************/ -void -acpi_ns_terminate ( - void) +void acpi_ns_terminate(void) { - union acpi_operand_object *obj_desc; - - - ACPI_FUNCTION_TRACE ("ns_terminate"); + union acpi_operand_object *obj_desc; + ACPI_FUNCTION_TRACE("ns_terminate"); /* * 1) Free the entire namespace -- all nodes and objects * * Delete all object descriptors attached to namepsace nodes */ - acpi_ns_delete_namespace_subtree (acpi_gbl_root_node); + acpi_ns_delete_namespace_subtree(acpi_gbl_root_node); /* Detach any objects attached to the root */ - obj_desc = acpi_ns_get_attached_object (acpi_gbl_root_node); + obj_desc = acpi_ns_get_attached_object(acpi_gbl_root_node); if (obj_desc) { - acpi_ns_detach_object (acpi_gbl_root_node); + acpi_ns_detach_object(acpi_gbl_root_node); } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Namespace freed\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Namespace freed\n")); /* * 2) Now we can delete the ACPI tables */ - acpi_tb_delete_all_tables (); - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "ACPI Tables freed\n")); + acpi_tb_delete_all_tables(); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "ACPI Tables freed\n")); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ns_opens_scope @@ -875,24 +796,21 @@ acpi_ns_terminate ( * ******************************************************************************/ -u32 -acpi_ns_opens_scope ( - acpi_object_type type) +u32 acpi_ns_opens_scope(acpi_object_type type) { - ACPI_FUNCTION_TRACE_STR ("ns_opens_scope", acpi_ut_get_type_name (type)); - + ACPI_FUNCTION_TRACE_STR("ns_opens_scope", acpi_ut_get_type_name(type)); - if (!acpi_ut_valid_object_type (type)) { + if (!acpi_ut_valid_object_type(type)) { /* type code out of range */ - ACPI_REPORT_WARNING (("ns_opens_scope: Invalid Object Type %X\n", type)); - return_VALUE (ACPI_NS_NORMAL); + ACPI_REPORT_WARNING(("ns_opens_scope: Invalid Object Type %X\n", + type)); + return_VALUE(ACPI_NS_NORMAL); } - return_VALUE (((u32) acpi_gbl_ns_properties[type]) & ACPI_NS_NEWSCOPE); + return_VALUE(((u32) acpi_gbl_ns_properties[type]) & ACPI_NS_NEWSCOPE); } - /******************************************************************************* * * FUNCTION: acpi_ns_get_node_by_path @@ -916,33 +834,29 @@ acpi_ns_opens_scope ( ******************************************************************************/ acpi_status -acpi_ns_get_node_by_path ( - char *pathname, - struct acpi_namespace_node *start_node, - u32 flags, - struct acpi_namespace_node **return_node) +acpi_ns_get_node_by_path(char *pathname, + struct acpi_namespace_node *start_node, + u32 flags, struct acpi_namespace_node **return_node) { - union acpi_generic_state scope_info; - acpi_status status; - char *internal_path = NULL; - - - ACPI_FUNCTION_TRACE_PTR ("ns_get_node_by_path", pathname); + union acpi_generic_state scope_info; + acpi_status status; + char *internal_path = NULL; + ACPI_FUNCTION_TRACE_PTR("ns_get_node_by_path", pathname); if (pathname) { /* Convert path to internal representation */ - status = acpi_ns_internalize_name (pathname, &internal_path); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ns_internalize_name(pathname, &internal_path); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Must lock namespace during lookup */ - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -952,25 +866,25 @@ acpi_ns_get_node_by_path ( /* Lookup the name in the namespace */ - status = acpi_ns_lookup (&scope_info, internal_path, - ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, - (flags | ACPI_NS_DONT_OPEN_SCOPE), - NULL, return_node); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "%s, %s\n", - internal_path, acpi_format_exception (status))); + status = acpi_ns_lookup(&scope_info, internal_path, + ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE, + (flags | ACPI_NS_DONT_OPEN_SCOPE), + NULL, return_node); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "%s, %s\n", + internal_path, + acpi_format_exception(status))); } - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); -cleanup: + cleanup: if (internal_path) { - ACPI_MEM_FREE (internal_path); + ACPI_MEM_FREE(internal_path); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ns_get_parent_node @@ -983,12 +897,10 @@ cleanup: * ******************************************************************************/ -struct acpi_namespace_node * -acpi_ns_get_parent_node ( - struct acpi_namespace_node *node) +struct acpi_namespace_node *acpi_ns_get_parent_node(struct acpi_namespace_node + *node) { - ACPI_FUNCTION_ENTRY (); - + ACPI_FUNCTION_ENTRY(); if (!node) { return (NULL); @@ -1006,7 +918,6 @@ acpi_ns_get_parent_node ( return (node->peer); } - /******************************************************************************* * * FUNCTION: acpi_ns_get_next_valid_node @@ -1021,9 +932,9 @@ acpi_ns_get_parent_node ( * ******************************************************************************/ -struct acpi_namespace_node * -acpi_ns_get_next_valid_node ( - struct acpi_namespace_node *node) +struct acpi_namespace_node *acpi_ns_get_next_valid_node(struct + acpi_namespace_node + *node) { /* If we are at the end of this peer list, return NULL */ @@ -1037,7 +948,6 @@ acpi_ns_get_next_valid_node ( return (node->peer); } - #ifdef ACPI_OBSOLETE_FUNCTIONS /******************************************************************************* * @@ -1053,38 +963,36 @@ acpi_ns_get_next_valid_node ( * ******************************************************************************/ -acpi_name -acpi_ns_find_parent_name ( - struct acpi_namespace_node *child_node) +acpi_name acpi_ns_find_parent_name(struct acpi_namespace_node * child_node) { - struct acpi_namespace_node *parent_node; - - - ACPI_FUNCTION_TRACE ("ns_find_parent_name"); + struct acpi_namespace_node *parent_node; + ACPI_FUNCTION_TRACE("ns_find_parent_name"); if (child_node) { /* Valid entry. Get the parent Node */ - parent_node = acpi_ns_get_parent_node (child_node); + parent_node = acpi_ns_get_parent_node(child_node); if (parent_node) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Parent of %p [%4.4s] is %p [%4.4s]\n", - child_node, acpi_ut_get_node_name (child_node), - parent_node, acpi_ut_get_node_name (parent_node))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Parent of %p [%4.4s] is %p [%4.4s]\n", + child_node, + acpi_ut_get_node_name(child_node), + parent_node, + acpi_ut_get_node_name(parent_node))); if (parent_node->name.integer) { - return_VALUE ((acpi_name) parent_node->name.integer); + return_VALUE((acpi_name) parent_node->name. + integer); } } - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "Unable to find parent of %p (%4.4s)\n", - child_node, acpi_ut_get_node_name (child_node))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Unable to find parent of %p (%4.4s)\n", + child_node, + acpi_ut_get_node_name(child_node))); } - return_VALUE (ACPI_UNKNOWN_NAME); + return_VALUE(ACPI_UNKNOWN_NAME); } #endif - - diff --git a/drivers/acpi/namespace/nswalk.c b/drivers/acpi/namespace/nswalk.c index f9a7277dca6e..5f164c0df33b 100644 --- a/drivers/acpi/namespace/nswalk.c +++ b/drivers/acpi/namespace/nswalk.c @@ -41,14 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nswalk") - +ACPI_MODULE_NAME("nswalk") /******************************************************************************* * @@ -68,18 +65,15 @@ * within Scope is returned. * ******************************************************************************/ - -struct acpi_namespace_node * -acpi_ns_get_next_node ( - acpi_object_type type, - struct acpi_namespace_node *parent_node, - struct acpi_namespace_node *child_node) +struct acpi_namespace_node *acpi_ns_get_next_node(acpi_object_type type, + struct acpi_namespace_node + *parent_node, + struct acpi_namespace_node + *child_node) { - struct acpi_namespace_node *next_node = NULL; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_namespace_node *next_node = NULL; + ACPI_FUNCTION_ENTRY(); if (!child_node) { /* It's really the parent's _scope_ that we want */ @@ -92,7 +86,7 @@ acpi_ns_get_next_node ( else { /* Start search at the NEXT node */ - next_node = acpi_ns_get_next_valid_node (child_node); + next_node = acpi_ns_get_next_valid_node(child_node); } /* If any type is OK, we are done */ @@ -114,7 +108,7 @@ acpi_ns_get_next_node ( /* Otherwise, move on to the next node */ - next_node = acpi_ns_get_next_valid_node (next_node); + next_node = acpi_ns_get_next_valid_node(next_node); } /* Not found */ @@ -122,7 +116,6 @@ acpi_ns_get_next_node ( return (NULL); } - /******************************************************************************* * * FUNCTION: acpi_ns_walk_namespace @@ -154,25 +147,21 @@ acpi_ns_get_next_node ( ******************************************************************************/ acpi_status -acpi_ns_walk_namespace ( - acpi_object_type type, - acpi_handle start_node, - u32 max_depth, - u8 unlock_before_callback, - acpi_walk_callback user_function, - void *context, - void **return_value) +acpi_ns_walk_namespace(acpi_object_type type, + acpi_handle start_node, + u32 max_depth, + u8 unlock_before_callback, + acpi_walk_callback user_function, + void *context, void **return_value) { - acpi_status status; - acpi_status mutex_status; - struct acpi_namespace_node *child_node; - struct acpi_namespace_node *parent_node; - acpi_object_type child_type; - u32 level; - - - ACPI_FUNCTION_TRACE ("ns_walk_namespace"); + acpi_status status; + acpi_status mutex_status; + struct acpi_namespace_node *child_node; + struct acpi_namespace_node *parent_node; + acpi_object_type child_type; + u32 level; + ACPI_FUNCTION_TRACE("ns_walk_namespace"); /* Special case for the namespace Root Node */ @@ -183,9 +172,9 @@ acpi_ns_walk_namespace ( /* Null child means "get first node" */ parent_node = start_node; - child_node = NULL; - child_type = ACPI_TYPE_ANY; - level = 1; + child_node = NULL; + child_type = ACPI_TYPE_ANY; + level = 1; /* * Traverse the tree of nodes until we bubble back up to where we @@ -196,7 +185,9 @@ acpi_ns_walk_namespace ( /* Get the next node in this scope. Null if not found */ status = AE_OK; - child_node = acpi_ns_get_next_node (ACPI_TYPE_ANY, parent_node, child_node); + child_node = + acpi_ns_get_next_node(ACPI_TYPE_ANY, parent_node, + child_node); if (child_node) { /* * Found node, Get the type if we are not @@ -212,19 +203,25 @@ acpi_ns_walk_namespace ( * callback function */ if (unlock_before_callback) { - mutex_status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (mutex_status)) { - return_ACPI_STATUS (mutex_status); + mutex_status = + acpi_ut_release_mutex + (ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(mutex_status)) { + return_ACPI_STATUS + (mutex_status); } } - status = user_function (child_node, level, - context, return_value); + status = user_function(child_node, level, + context, return_value); if (unlock_before_callback) { - mutex_status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (mutex_status)) { - return_ACPI_STATUS (mutex_status); + mutex_status = + acpi_ut_acquire_mutex + (ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(mutex_status)) { + return_ACPI_STATUS + (mutex_status); } } @@ -239,13 +236,13 @@ acpi_ns_walk_namespace ( /* Exit now, with OK status */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); default: /* All others are valid exceptions */ - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } } @@ -258,7 +255,8 @@ acpi_ns_walk_namespace ( * maximum depth has been reached. */ if ((level < max_depth) && (status != AE_CTRL_DEPTH)) { - if (acpi_ns_get_next_node (ACPI_TYPE_ANY, child_node, NULL)) { + if (acpi_ns_get_next_node + (ACPI_TYPE_ANY, child_node, NULL)) { /* * There is at least one child of this * node, visit the onde @@ -268,8 +266,7 @@ acpi_ns_walk_namespace ( child_node = NULL; } } - } - else { + } else { /* * No more children of this node (acpi_ns_get_next_node * failed), go back upwards in the namespace tree to @@ -277,13 +274,11 @@ acpi_ns_walk_namespace ( */ level--; child_node = parent_node; - parent_node = acpi_ns_get_parent_node (parent_node); + parent_node = acpi_ns_get_parent_node(parent_node); } } /* Complete walk, not terminated by user function */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - - diff --git a/drivers/acpi/namespace/nsxfeval.c b/drivers/acpi/namespace/nsxfeval.c index 12ea202257fa..c07b046659ff 100644 --- a/drivers/acpi/namespace/nsxfeval.c +++ b/drivers/acpi/namespace/nsxfeval.c @@ -48,10 +48,8 @@ #include <acpi/acnamesp.h> #include <acpi/acinterp.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsxfeval") - +ACPI_MODULE_NAME("nsxfeval") /******************************************************************************* * @@ -73,27 +71,23 @@ * be valid (non-null) * ******************************************************************************/ - #ifdef ACPI_FUTURE_USAGE acpi_status -acpi_evaluate_object_typed ( - acpi_handle handle, - acpi_string pathname, - struct acpi_object_list *external_params, - struct acpi_buffer *return_buffer, - acpi_object_type return_type) +acpi_evaluate_object_typed(acpi_handle handle, + acpi_string pathname, + struct acpi_object_list *external_params, + struct acpi_buffer *return_buffer, + acpi_object_type return_type) { - acpi_status status; - u8 must_free = FALSE; - - - ACPI_FUNCTION_TRACE ("acpi_evaluate_object_typed"); + acpi_status status; + u8 must_free = FALSE; + ACPI_FUNCTION_TRACE("acpi_evaluate_object_typed"); /* Return buffer must be valid */ if (!return_buffer) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } if (return_buffer->length == ACPI_ALLOCATE_BUFFER) { @@ -102,51 +96,52 @@ acpi_evaluate_object_typed ( /* Evaluate the object */ - status = acpi_evaluate_object (handle, pathname, external_params, return_buffer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_evaluate_object(handle, pathname, external_params, + return_buffer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Type ANY means "don't care" */ if (return_type == ACPI_TYPE_ANY) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } if (return_buffer->length == 0) { /* Error because caller specifically asked for a return value */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "No return value\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "No return value\n")); - return_ACPI_STATUS (AE_NULL_OBJECT); + return_ACPI_STATUS(AE_NULL_OBJECT); } /* Examine the object type returned from evaluate_object */ - if (((union acpi_object *) return_buffer->pointer)->type == return_type) { - return_ACPI_STATUS (AE_OK); + if (((union acpi_object *)return_buffer->pointer)->type == return_type) { + return_ACPI_STATUS(AE_OK); } /* Return object type does not match requested type */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Incorrect return type [%s] requested [%s]\n", - acpi_ut_get_type_name (((union acpi_object *) return_buffer->pointer)->type), - acpi_ut_get_type_name (return_type))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Incorrect return type [%s] requested [%s]\n", + acpi_ut_get_type_name(((union acpi_object *) + return_buffer->pointer)->type), + acpi_ut_get_type_name(return_type))); if (must_free) { /* Caller used ACPI_ALLOCATE_BUFFER, free the return buffer */ - acpi_os_free (return_buffer->pointer); + acpi_os_free(return_buffer->pointer); return_buffer->pointer = NULL; } return_buffer->length = 0; - return_ACPI_STATUS (AE_TYPE); + return_ACPI_STATUS(AE_TYPE); } -#endif /* ACPI_FUTURE_USAGE */ - +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -169,21 +164,18 @@ acpi_evaluate_object_typed ( ******************************************************************************/ acpi_status -acpi_evaluate_object ( - acpi_handle handle, - acpi_string pathname, - struct acpi_object_list *external_params, - struct acpi_buffer *return_buffer) +acpi_evaluate_object(acpi_handle handle, + acpi_string pathname, + struct acpi_object_list *external_params, + struct acpi_buffer *return_buffer) { - acpi_status status; - acpi_status status2; - struct acpi_parameter_info info; - acpi_size buffer_space_needed; - u32 i; - - - ACPI_FUNCTION_TRACE ("acpi_evaluate_object"); + acpi_status status; + acpi_status status2; + struct acpi_parameter_info info; + acpi_size buffer_space_needed; + u32 i; + ACPI_FUNCTION_TRACE("acpi_evaluate_object"); info.node = handle; info.parameters = NULL; @@ -200,11 +192,11 @@ acpi_evaluate_object ( * Allocate a new parameter block for the internal objects * Add 1 to count to allow for null terminated internal list */ - info.parameters = ACPI_MEM_CALLOCATE ( - ((acpi_size) external_params->count + 1) * - sizeof (void *)); + info.parameters = ACPI_MEM_CALLOCATE(((acpi_size) + external_params->count + + 1) * sizeof(void *)); if (!info.parameters) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* @@ -212,48 +204,47 @@ acpi_evaluate_object ( * internal object */ for (i = 0; i < external_params->count; i++) { - status = acpi_ut_copy_eobject_to_iobject (&external_params->pointer[i], - &info.parameters[i]); - if (ACPI_FAILURE (status)) { - acpi_ut_delete_internal_object_list (info.parameters); - return_ACPI_STATUS (status); + status = + acpi_ut_copy_eobject_to_iobject(&external_params-> + pointer[i], + &info. + parameters[i]); + if (ACPI_FAILURE(status)) { + acpi_ut_delete_internal_object_list(info. + parameters); + return_ACPI_STATUS(status); } } info.parameters[external_params->count] = NULL; } - /* * Three major cases: * 1) Fully qualified pathname * 2) No handle, not fully qualified pathname (error) * 3) Valid handle */ - if ((pathname) && - (acpi_ns_valid_root_prefix (pathname[0]))) { + if ((pathname) && (acpi_ns_valid_root_prefix(pathname[0]))) { /* * The path is fully qualified, just evaluate by name */ - status = acpi_ns_evaluate_by_name (pathname, &info); - } - else if (!handle) { + status = acpi_ns_evaluate_by_name(pathname, &info); + } else if (!handle) { /* * A handle is optional iff a fully qualified pathname * is specified. Since we've already handled fully * qualified names above, this is an error */ if (!pathname) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Both Handle and Pathname are NULL\n")); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Handle is NULL and Pathname is relative\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Both Handle and Pathname are NULL\n")); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Handle is NULL and Pathname is relative\n")); } status = AE_BAD_PARAMETER; - } - else { + } else { /* * We get here if we have a handle -- and if we have a * pathname it is relative. The handle will be validated @@ -264,17 +255,15 @@ acpi_evaluate_object ( * The null pathname case means the handle is for * the actual object to be evaluated */ - status = acpi_ns_evaluate_by_handle (&info); - } - else { - /* - * Both a Handle and a relative Pathname - */ - status = acpi_ns_evaluate_relative (pathname, &info); + status = acpi_ns_evaluate_by_handle(&info); + } else { + /* + * Both a Handle and a relative Pathname + */ + status = acpi_ns_evaluate_relative(pathname, &info); } } - /* * If we are expecting a return value, and all went well above, * copy the return value to an external object. @@ -282,9 +271,9 @@ acpi_evaluate_object ( if (return_buffer) { if (!info.return_object) { return_buffer->length = 0; - } - else { - if (ACPI_GET_DESCRIPTOR_TYPE (info.return_object) == ACPI_DESC_TYPE_NAMED) { + } else { + if (ACPI_GET_DESCRIPTOR_TYPE(info.return_object) == + ACPI_DESC_TYPE_NAMED) { /* * If we received a NS Node as a return object, this means that * the object we are evaluating has nothing interesting to @@ -294,37 +283,43 @@ acpi_evaluate_object ( * support for various types at a later date if necessary. */ status = AE_TYPE; - info.return_object = NULL; /* No need to delete a NS Node */ + info.return_object = NULL; /* No need to delete a NS Node */ return_buffer->length = 0; } - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { /* * Find out how large a buffer is needed * to contain the returned object */ - status = acpi_ut_get_object_size (info.return_object, - &buffer_space_needed); - if (ACPI_SUCCESS (status)) { + status = + acpi_ut_get_object_size(info.return_object, + &buffer_space_needed); + if (ACPI_SUCCESS(status)) { /* Validate/Allocate/Clear caller buffer */ - status = acpi_ut_initialize_buffer (return_buffer, - buffer_space_needed); - if (ACPI_FAILURE (status)) { + status = + acpi_ut_initialize_buffer + (return_buffer, + buffer_space_needed); + if (ACPI_FAILURE(status)) { /* * Caller's buffer is too small or a new one can't be allocated */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Needed buffer size %X, %s\n", - (u32) buffer_space_needed, - acpi_format_exception (status))); - } - else { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Needed buffer size %X, %s\n", + (u32) + buffer_space_needed, + acpi_format_exception + (status))); + } else { /* * We have enough space for the object, build it */ - status = acpi_ut_copy_iobject_to_eobject (info.return_object, - return_buffer); + status = + acpi_ut_copy_iobject_to_eobject + (info.return_object, + return_buffer); } } } @@ -336,14 +331,14 @@ acpi_evaluate_object ( * Delete the internal return object. NOTE: Interpreter * must be locked to avoid race condition. */ - status2 = acpi_ex_enter_interpreter (); - if (ACPI_SUCCESS (status2)) { + status2 = acpi_ex_enter_interpreter(); + if (ACPI_SUCCESS(status2)) { /* * Delete the internal return object. (Or at least * decrement the reference count by one) */ - acpi_ut_remove_reference (info.return_object); - acpi_ex_exit_interpreter (); + acpi_ut_remove_reference(info.return_object); + acpi_ex_exit_interpreter(); } } @@ -353,13 +348,13 @@ acpi_evaluate_object ( if (info.parameters) { /* Free the allocated parameter block */ - acpi_ut_delete_internal_object_list (info.parameters); + acpi_ut_delete_internal_object_list(info.parameters); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_evaluate_object); +EXPORT_SYMBOL(acpi_evaluate_object); /******************************************************************************* * @@ -392,26 +387,20 @@ EXPORT_SYMBOL(acpi_evaluate_object); ******************************************************************************/ acpi_status -acpi_walk_namespace ( - acpi_object_type type, - acpi_handle start_object, - u32 max_depth, - acpi_walk_callback user_function, - void *context, - void **return_value) +acpi_walk_namespace(acpi_object_type type, + acpi_handle start_object, + u32 max_depth, + acpi_walk_callback user_function, + void *context, void **return_value) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_walk_namespace"); + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_walk_namespace"); /* Parameter validation */ - if ((type > ACPI_TYPE_EXTERNAL_MAX) || - (!max_depth) || - (!user_function)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((type > ACPI_TYPE_EXTERNAL_MAX) || (!max_depth) || (!user_function)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* @@ -420,20 +409,20 @@ acpi_walk_namespace ( * to the user function - since this function * must be allowed to make Acpi calls itself. */ - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_ns_walk_namespace (type, start_object, max_depth, - ACPI_NS_WALK_UNLOCK, - user_function, context, return_value); + status = acpi_ns_walk_namespace(type, start_object, max_depth, + ACPI_NS_WALK_UNLOCK, + user_function, context, return_value); - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_walk_namespace); +EXPORT_SYMBOL(acpi_walk_namespace); /******************************************************************************* * @@ -450,29 +439,26 @@ EXPORT_SYMBOL(acpi_walk_namespace); ******************************************************************************/ static acpi_status -acpi_ns_get_device_callback ( - acpi_handle obj_handle, - u32 nesting_level, - void *context, - void **return_value) +acpi_ns_get_device_callback(acpi_handle obj_handle, + u32 nesting_level, + void *context, void **return_value) { - struct acpi_get_devices_info *info = context; - acpi_status status; - struct acpi_namespace_node *node; - u32 flags; - struct acpi_device_id hid; + struct acpi_get_devices_info *info = context; + acpi_status status; + struct acpi_namespace_node *node; + u32 flags; + struct acpi_device_id hid; struct acpi_compatible_id_list *cid; - acpi_native_uint i; - + acpi_native_uint i; - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } - node = acpi_ns_map_handle_to_node (obj_handle); - status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + node = acpi_ns_map_handle_to_node(obj_handle); + status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } @@ -482,8 +468,8 @@ acpi_ns_get_device_callback ( /* Run _STA to determine if device is present */ - status = acpi_ut_execute_STA (node, &flags); - if (ACPI_FAILURE (status)) { + status = acpi_ut_execute_STA(node, &flags); + if (ACPI_FAILURE(status)) { return (AE_CTRL_DEPTH); } @@ -496,44 +482,43 @@ acpi_ns_get_device_callback ( /* Filter based on device HID & CID */ if (info->hid != NULL) { - status = acpi_ut_execute_HID (node, &hid); + status = acpi_ut_execute_HID(node, &hid); if (status == AE_NOT_FOUND) { return (AE_OK); - } - else if (ACPI_FAILURE (status)) { + } else if (ACPI_FAILURE(status)) { return (AE_CTRL_DEPTH); } - if (ACPI_STRNCMP (hid.value, info->hid, sizeof (hid.value)) != 0) { + if (ACPI_STRNCMP(hid.value, info->hid, sizeof(hid.value)) != 0) { /* Get the list of Compatible IDs */ - status = acpi_ut_execute_CID (node, &cid); + status = acpi_ut_execute_CID(node, &cid); if (status == AE_NOT_FOUND) { return (AE_OK); - } - else if (ACPI_FAILURE (status)) { + } else if (ACPI_FAILURE(status)) { return (AE_CTRL_DEPTH); } /* Walk the CID list */ for (i = 0; i < cid->count; i++) { - if (ACPI_STRNCMP (cid->id[i].value, info->hid, - sizeof (struct acpi_compatible_id)) != 0) { - ACPI_MEM_FREE (cid); + if (ACPI_STRNCMP(cid->id[i].value, info->hid, + sizeof(struct + acpi_compatible_id)) != + 0) { + ACPI_MEM_FREE(cid); return (AE_OK); } } - ACPI_MEM_FREE (cid); + ACPI_MEM_FREE(cid); } } - status = info->user_function (obj_handle, nesting_level, info->context, - return_value); + status = info->user_function(obj_handle, nesting_level, info->context, + return_value); return (status); } - /******************************************************************************* * * FUNCTION: acpi_get_devices @@ -560,32 +545,28 @@ acpi_ns_get_device_callback ( ******************************************************************************/ acpi_status -acpi_get_devices ( - char *HID, - acpi_walk_callback user_function, - void *context, - void **return_value) +acpi_get_devices(char *HID, + acpi_walk_callback user_function, + void *context, void **return_value) { - acpi_status status; - struct acpi_get_devices_info info; - - - ACPI_FUNCTION_TRACE ("acpi_get_devices"); + acpi_status status; + struct acpi_get_devices_info info; + ACPI_FUNCTION_TRACE("acpi_get_devices"); /* Parameter validation */ if (!user_function) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* * We're going to call their callback from OUR callback, so we need * to know what it is, and their context parameter. */ - info.context = context; + info.context = context; info.user_function = user_function; - info.hid = HID; + info.hid = HID; /* * Lock the namespace around the walk. @@ -593,22 +574,22 @@ acpi_get_devices ( * to the user function - since this function * must be allowed to make Acpi calls itself. */ - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_ns_walk_namespace (ACPI_TYPE_DEVICE, - ACPI_ROOT_OBJECT, ACPI_UINT32_MAX, - ACPI_NS_WALK_UNLOCK, - acpi_ns_get_device_callback, &info, - return_value); + status = acpi_ns_walk_namespace(ACPI_TYPE_DEVICE, + ACPI_ROOT_OBJECT, ACPI_UINT32_MAX, + ACPI_NS_WALK_UNLOCK, + acpi_ns_get_device_callback, &info, + return_value); - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - return_ACPI_STATUS (status); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_get_devices); +EXPORT_SYMBOL(acpi_get_devices); /******************************************************************************* * @@ -625,44 +606,38 @@ EXPORT_SYMBOL(acpi_get_devices); ******************************************************************************/ acpi_status -acpi_attach_data ( - acpi_handle obj_handle, - acpi_object_handler handler, - void *data) +acpi_attach_data(acpi_handle obj_handle, + acpi_object_handler handler, void *data) { - struct acpi_namespace_node *node; - acpi_status status; - + struct acpi_namespace_node *node; + acpi_status status; /* Parameter validation */ - if (!obj_handle || - !handler || - !data) { + if (!obj_handle || !handler || !data) { return (AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } /* Convert and validate the handle */ - node = acpi_ns_map_handle_to_node (obj_handle); + node = acpi_ns_map_handle_to_node(obj_handle); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } - status = acpi_ns_attach_data (node, handler, data); + status = acpi_ns_attach_data(node, handler, data); -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (status); } - /******************************************************************************* * * FUNCTION: acpi_detach_data @@ -677,42 +652,37 @@ unlock_and_exit: ******************************************************************************/ acpi_status -acpi_detach_data ( - acpi_handle obj_handle, - acpi_object_handler handler) +acpi_detach_data(acpi_handle obj_handle, acpi_object_handler handler) { - struct acpi_namespace_node *node; - acpi_status status; - + struct acpi_namespace_node *node; + acpi_status status; /* Parameter validation */ - if (!obj_handle || - !handler) { + if (!obj_handle || !handler) { return (AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } /* Convert and validate the handle */ - node = acpi_ns_map_handle_to_node (obj_handle); + node = acpi_ns_map_handle_to_node(obj_handle); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } - status = acpi_ns_detach_data (node, handler); + status = acpi_ns_detach_data(node, handler); -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (status); } - /******************************************************************************* * * FUNCTION: acpi_get_data @@ -728,41 +698,33 @@ unlock_and_exit: ******************************************************************************/ acpi_status -acpi_get_data ( - acpi_handle obj_handle, - acpi_object_handler handler, - void **data) +acpi_get_data(acpi_handle obj_handle, acpi_object_handler handler, void **data) { - struct acpi_namespace_node *node; - acpi_status status; - + struct acpi_namespace_node *node; + acpi_status status; /* Parameter validation */ - if (!obj_handle || - !handler || - !data) { + if (!obj_handle || !handler || !data) { return (AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } /* Convert and validate the handle */ - node = acpi_ns_map_handle_to_node (obj_handle); + node = acpi_ns_map_handle_to_node(obj_handle); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } - status = acpi_ns_get_attached_data (node, handler, data); + status = acpi_ns_get_attached_data(node, handler, data); -unlock_and_exit: - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (status); } - - diff --git a/drivers/acpi/namespace/nsxfname.c b/drivers/acpi/namespace/nsxfname.c index 8d097914c49a..6b5f8d4481d1 100644 --- a/drivers/acpi/namespace/nsxfname.c +++ b/drivers/acpi/namespace/nsxfname.c @@ -47,10 +47,8 @@ #include <acpi/acpi.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsxfname") - +ACPI_MODULE_NAME("nsxfname") /****************************************************************************** * @@ -69,20 +67,15 @@ * namespace handle. * ******************************************************************************/ - acpi_status -acpi_get_handle ( - acpi_handle parent, - acpi_string pathname, - acpi_handle *ret_handle) +acpi_get_handle(acpi_handle parent, + acpi_string pathname, acpi_handle * ret_handle) { - acpi_status status; - struct acpi_namespace_node *node = NULL; - struct acpi_namespace_node *prefix_node = NULL; - - - ACPI_FUNCTION_ENTRY (); + acpi_status status; + struct acpi_namespace_node *node = NULL; + struct acpi_namespace_node *prefix_node = NULL; + ACPI_FUNCTION_ENTRY(); /* Parameter Validation */ @@ -93,45 +86,47 @@ acpi_get_handle ( /* Convert a parent handle to a prefix node */ if (parent) { - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } - prefix_node = acpi_ns_map_handle_to_node (parent); + prefix_node = acpi_ns_map_handle_to_node(parent); if (!prefix_node) { - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (AE_BAD_PARAMETER); } - status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } } /* Special case for root, since we can't search for it */ - if (ACPI_STRCMP (pathname, ACPI_NS_ROOT_PATH) == 0) { - *ret_handle = acpi_ns_convert_entry_to_handle (acpi_gbl_root_node); + if (ACPI_STRCMP(pathname, ACPI_NS_ROOT_PATH) == 0) { + *ret_handle = + acpi_ns_convert_entry_to_handle(acpi_gbl_root_node); return (AE_OK); } /* * Find the Node and convert to a handle */ - status = acpi_ns_get_node_by_path (pathname, prefix_node, ACPI_NS_NO_UPSEARCH, - &node); + status = + acpi_ns_get_node_by_path(pathname, prefix_node, ACPI_NS_NO_UPSEARCH, + &node); *ret_handle = NULL; - if (ACPI_SUCCESS (status)) { - *ret_handle = acpi_ns_convert_entry_to_handle (node); + if (ACPI_SUCCESS(status)) { + *ret_handle = acpi_ns_convert_entry_to_handle(node); } return (status); } -EXPORT_SYMBOL(acpi_get_handle); +EXPORT_SYMBOL(acpi_get_handle); /****************************************************************************** * @@ -150,14 +145,10 @@ EXPORT_SYMBOL(acpi_get_handle); ******************************************************************************/ acpi_status -acpi_get_name ( - acpi_handle handle, - u32 name_type, - struct acpi_buffer *buffer) +acpi_get_name(acpi_handle handle, u32 name_type, struct acpi_buffer * buffer) { - acpi_status status; - struct acpi_namespace_node *node; - + acpi_status status; + struct acpi_namespace_node *node; /* Parameter validation */ @@ -165,15 +156,15 @@ acpi_get_name ( return (AE_BAD_PARAMETER); } - status = acpi_ut_validate_buffer (buffer); - if (ACPI_FAILURE (status)) { + status = acpi_ut_validate_buffer(buffer); + if (ACPI_FAILURE(status)) { return (status); } if (name_type == ACPI_FULL_PATHNAME) { /* Get the full pathname (From the namespace root) */ - status = acpi_ns_handle_to_pathname (handle, buffer); + status = acpi_ns_handle_to_pathname(handle, buffer); return (status); } @@ -181,12 +172,12 @@ acpi_get_name ( * Wants the single segment ACPI name. * Validate handle and convert to a namespace Node */ - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } - node = acpi_ns_map_handle_to_node (handle); + node = acpi_ns_map_handle_to_node(handle); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -194,26 +185,25 @@ acpi_get_name ( /* Validate/Allocate/Clear caller buffer */ - status = acpi_ut_initialize_buffer (buffer, ACPI_PATH_SEGMENT_LENGTH); - if (ACPI_FAILURE (status)) { + status = acpi_ut_initialize_buffer(buffer, ACPI_PATH_SEGMENT_LENGTH); + if (ACPI_FAILURE(status)) { goto unlock_and_exit; } /* Just copy the ACPI name from the Node and zero terminate it */ - ACPI_STRNCPY (buffer->pointer, acpi_ut_get_node_name (node), - ACPI_NAME_SIZE); - ((char *) buffer->pointer) [ACPI_NAME_SIZE] = 0; + ACPI_STRNCPY(buffer->pointer, acpi_ut_get_node_name(node), + ACPI_NAME_SIZE); + ((char *)buffer->pointer)[ACPI_NAME_SIZE] = 0; status = AE_OK; + unlock_and_exit: -unlock_and_exit: - - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (status); } -EXPORT_SYMBOL(acpi_get_name); +EXPORT_SYMBOL(acpi_get_name); /****************************************************************************** * @@ -231,17 +221,14 @@ EXPORT_SYMBOL(acpi_get_name); ******************************************************************************/ acpi_status -acpi_get_object_info ( - acpi_handle handle, - struct acpi_buffer *buffer) +acpi_get_object_info(acpi_handle handle, struct acpi_buffer * buffer) { - acpi_status status; - struct acpi_namespace_node *node; - struct acpi_device_info *info; - struct acpi_device_info *return_info; + acpi_status status; + struct acpi_namespace_node *node; + struct acpi_device_info *info; + struct acpi_device_info *return_info; struct acpi_compatible_id_list *cid_list = NULL; - acpi_size size; - + acpi_size size; /* Parameter validation */ @@ -249,37 +236,37 @@ acpi_get_object_info ( return (AE_BAD_PARAMETER); } - status = acpi_ut_validate_buffer (buffer); - if (ACPI_FAILURE (status)) { + status = acpi_ut_validate_buffer(buffer); + if (ACPI_FAILURE(status)) { return (status); } - info = ACPI_MEM_CALLOCATE (sizeof (struct acpi_device_info)); + info = ACPI_MEM_CALLOCATE(sizeof(struct acpi_device_info)); if (!info) { return (AE_NO_MEMORY); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { goto cleanup; } - node = acpi_ns_map_handle_to_node (handle); + node = acpi_ns_map_handle_to_node(handle); if (!node) { - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); goto cleanup; } /* Init return structure */ - size = sizeof (struct acpi_device_info); + size = sizeof(struct acpi_device_info); - info->type = node->type; - info->name = node->name.integer; + info->type = node->type; + info->name = node->name.integer; info->valid = 0; - status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -297,73 +284,73 @@ acpi_get_object_info ( /* Execute the Device._HID method */ - status = acpi_ut_execute_HID (node, &info->hardware_id); - if (ACPI_SUCCESS (status)) { + status = acpi_ut_execute_HID(node, &info->hardware_id); + if (ACPI_SUCCESS(status)) { info->valid |= ACPI_VALID_HID; } /* Execute the Device._UID method */ - status = acpi_ut_execute_UID (node, &info->unique_id); - if (ACPI_SUCCESS (status)) { + status = acpi_ut_execute_UID(node, &info->unique_id); + if (ACPI_SUCCESS(status)) { info->valid |= ACPI_VALID_UID; } /* Execute the Device._CID method */ - status = acpi_ut_execute_CID (node, &cid_list); - if (ACPI_SUCCESS (status)) { + status = acpi_ut_execute_CID(node, &cid_list); + if (ACPI_SUCCESS(status)) { size += ((acpi_size) cid_list->count - 1) * - sizeof (struct acpi_compatible_id); + sizeof(struct acpi_compatible_id); info->valid |= ACPI_VALID_CID; } /* Execute the Device._STA method */ - status = acpi_ut_execute_STA (node, &info->current_status); - if (ACPI_SUCCESS (status)) { + status = acpi_ut_execute_STA(node, &info->current_status); + if (ACPI_SUCCESS(status)) { info->valid |= ACPI_VALID_STA; } /* Execute the Device._ADR method */ - status = acpi_ut_evaluate_numeric_object (METHOD_NAME__ADR, node, - &info->address); - if (ACPI_SUCCESS (status)) { + status = acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR, node, + &info->address); + if (ACPI_SUCCESS(status)) { info->valid |= ACPI_VALID_ADR; } /* Execute the Device._sx_d methods */ - status = acpi_ut_execute_sxds (node, info->highest_dstates); - if (ACPI_SUCCESS (status)) { + status = acpi_ut_execute_sxds(node, info->highest_dstates); + if (ACPI_SUCCESS(status)) { info->valid |= ACPI_VALID_SXDS; } } /* Validate/Allocate/Clear caller buffer */ - status = acpi_ut_initialize_buffer (buffer, size); - if (ACPI_FAILURE (status)) { + status = acpi_ut_initialize_buffer(buffer, size); + if (ACPI_FAILURE(status)) { goto cleanup; } /* Populate the return buffer */ return_info = buffer->pointer; - ACPI_MEMCPY (return_info, info, sizeof (struct acpi_device_info)); + ACPI_MEMCPY(return_info, info, sizeof(struct acpi_device_info)); if (cid_list) { - ACPI_MEMCPY (&return_info->compatibility_id, cid_list, cid_list->size); + ACPI_MEMCPY(&return_info->compatibility_id, cid_list, + cid_list->size); } - -cleanup: - ACPI_MEM_FREE (info); + cleanup: + ACPI_MEM_FREE(info); if (cid_list) { - ACPI_MEM_FREE (cid_list); + ACPI_MEM_FREE(cid_list); } return (status); } -EXPORT_SYMBOL(acpi_get_object_info); +EXPORT_SYMBOL(acpi_get_object_info); diff --git a/drivers/acpi/namespace/nsxfobj.c b/drivers/acpi/namespace/nsxfobj.c index 363e1f6cfb18..0856d42e6909 100644 --- a/drivers/acpi/namespace/nsxfobj.c +++ b/drivers/acpi/namespace/nsxfobj.c @@ -47,9 +47,8 @@ #include <acpi/acpi.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_NAMESPACE - ACPI_MODULE_NAME ("nsxfobj") +ACPI_MODULE_NAME("nsxfobj") /******************************************************************************* * @@ -63,15 +62,10 @@ * DESCRIPTION: This routine returns the type associatd with a particular handle * ******************************************************************************/ - -acpi_status -acpi_get_type ( - acpi_handle handle, - acpi_object_type *ret_type) +acpi_status acpi_get_type(acpi_handle handle, acpi_object_type * ret_type) { - struct acpi_namespace_node *node; - acpi_status status; - + struct acpi_namespace_node *node; + acpi_status status; /* Parameter Validation */ @@ -88,27 +82,26 @@ acpi_get_type ( return (AE_OK); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } /* Convert and validate the handle */ - node = acpi_ns_map_handle_to_node (handle); + node = acpi_ns_map_handle_to_node(handle); if (!node) { - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (AE_BAD_PARAMETER); } *ret_type = node->type; - - status = acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (status); } -EXPORT_SYMBOL(acpi_get_type); +EXPORT_SYMBOL(acpi_get_type); /******************************************************************************* * @@ -124,14 +117,10 @@ EXPORT_SYMBOL(acpi_get_type); * ******************************************************************************/ -acpi_status -acpi_get_parent ( - acpi_handle handle, - acpi_handle *ret_handle) +acpi_status acpi_get_parent(acpi_handle handle, acpi_handle * ret_handle) { - struct acpi_namespace_node *node; - acpi_status status; - + struct acpi_namespace_node *node; + acpi_status status; if (!ret_handle) { return (AE_BAD_PARAMETER); @@ -143,14 +132,14 @@ acpi_get_parent ( return (AE_NULL_ENTRY); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } /* Convert and validate the handle */ - node = acpi_ns_map_handle_to_node (handle); + node = acpi_ns_map_handle_to_node(handle); if (!node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -159,22 +148,21 @@ acpi_get_parent ( /* Get the parent entry */ *ret_handle = - acpi_ns_convert_entry_to_handle (acpi_ns_get_parent_node (node)); + acpi_ns_convert_entry_to_handle(acpi_ns_get_parent_node(node)); /* Return exception if parent is null */ - if (!acpi_ns_get_parent_node (node)) { + if (!acpi_ns_get_parent_node(node)) { status = AE_NULL_ENTRY; } + unlock_and_exit: -unlock_and_exit: - - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (status); } -EXPORT_SYMBOL(acpi_get_parent); +EXPORT_SYMBOL(acpi_get_parent); /******************************************************************************* * @@ -195,17 +183,14 @@ EXPORT_SYMBOL(acpi_get_parent); ******************************************************************************/ acpi_status -acpi_get_next_object ( - acpi_object_type type, - acpi_handle parent, - acpi_handle child, - acpi_handle *ret_handle) +acpi_get_next_object(acpi_object_type type, + acpi_handle parent, + acpi_handle child, acpi_handle * ret_handle) { - acpi_status status; - struct acpi_namespace_node *node; - struct acpi_namespace_node *parent_node = NULL; - struct acpi_namespace_node *child_node = NULL; - + acpi_status status; + struct acpi_namespace_node *node; + struct acpi_namespace_node *parent_node = NULL; + struct acpi_namespace_node *child_node = NULL; /* Parameter validation */ @@ -213,8 +198,8 @@ acpi_get_next_object ( return (AE_BAD_PARAMETER); } - status = acpi_ut_acquire_mutex (ACPI_MTX_NAMESPACE); - if (ACPI_FAILURE (status)) { + status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE); + if (ACPI_FAILURE(status)) { return (status); } @@ -223,17 +208,16 @@ acpi_get_next_object ( if (!child) { /* Start search at the beginning of the specified scope */ - parent_node = acpi_ns_map_handle_to_node (parent); + parent_node = acpi_ns_map_handle_to_node(parent); if (!parent_node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; } - } - else { + } else { /* Non-null handle, ignore the parent */ /* Convert and validate the handle */ - child_node = acpi_ns_map_handle_to_node (child); + child_node = acpi_ns_map_handle_to_node(child); if (!child_node) { status = AE_BAD_PARAMETER; goto unlock_and_exit; @@ -242,20 +226,19 @@ acpi_get_next_object ( /* Internal function does the real work */ - node = acpi_ns_get_next_node (type, parent_node, child_node); + node = acpi_ns_get_next_node(type, parent_node, child_node); if (!node) { status = AE_NOT_FOUND; goto unlock_and_exit; } if (ret_handle) { - *ret_handle = acpi_ns_convert_entry_to_handle (node); + *ret_handle = acpi_ns_convert_entry_to_handle(node); } + unlock_and_exit: -unlock_and_exit: - - (void) acpi_ut_release_mutex (ACPI_MTX_NAMESPACE); + (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE); return (status); } diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c index a82834b32752..64b98e82feb7 100644 --- a/drivers/acpi/numa.c +++ b/drivers/acpi/numa.c @@ -34,16 +34,18 @@ #define ACPI_NUMA 0x80000000 #define _COMPONENT ACPI_NUMA - ACPI_MODULE_NAME ("numa") +ACPI_MODULE_NAME("numa") -extern int __init acpi_table_parse_madt_family (enum acpi_table_id id, unsigned long madt_size, int entry_id, acpi_madt_entry_handler handler, unsigned int max_entries); +extern int __init acpi_table_parse_madt_family(enum acpi_table_id id, + unsigned long madt_size, + int entry_id, + acpi_madt_entry_handler handler, + unsigned int max_entries); -void __init -acpi_table_print_srat_entry ( - acpi_table_entry_header *header) +void __init acpi_table_print_srat_entry(acpi_table_entry_header * header) { - ACPI_FUNCTION_NAME ("acpi_table_print_srat_entry"); + ACPI_FUNCTION_NAME("acpi_table_print_srat_entry"); if (!header) return; @@ -52,48 +54,55 @@ acpi_table_print_srat_entry ( case ACPI_SRAT_PROCESSOR_AFFINITY: #ifdef ACPI_DEBUG_OUTPUT - { - struct acpi_table_processor_affinity *p = - (struct acpi_table_processor_affinity*) header; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "SRAT Processor (id[0x%02x] eid[0x%02x]) in proximity domain %d %s\n", - p->apic_id, p->lsapic_eid, p->proximity_domain, - p->flags.enabled?"enabled":"disabled")); - } -#endif /* ACPI_DEBUG_OUTPUT */ + { + struct acpi_table_processor_affinity *p = + (struct acpi_table_processor_affinity *)header; + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "SRAT Processor (id[0x%02x] eid[0x%02x]) in proximity domain %d %s\n", + p->apic_id, p->lsapic_eid, + p->proximity_domain, + p->flags. + enabled ? "enabled" : "disabled")); + } +#endif /* ACPI_DEBUG_OUTPUT */ break; case ACPI_SRAT_MEMORY_AFFINITY: #ifdef ACPI_DEBUG_OUTPUT - { - struct acpi_table_memory_affinity *p = - (struct acpi_table_memory_affinity*) header; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "SRAT Memory (0x%08x%08x length 0x%08x%08x type 0x%x) in proximity domain %d %s%s\n", - p->base_addr_hi, p->base_addr_lo, p->length_hi, p->length_lo, - p->memory_type, p->proximity_domain, - p->flags.enabled ? "enabled" : "disabled", - p->flags.hot_pluggable ? " hot-pluggable" : "")); - } -#endif /* ACPI_DEBUG_OUTPUT */ + { + struct acpi_table_memory_affinity *p = + (struct acpi_table_memory_affinity *)header; + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "SRAT Memory (0x%08x%08x length 0x%08x%08x type 0x%x) in proximity domain %d %s%s\n", + p->base_addr_hi, p->base_addr_lo, + p->length_hi, p->length_lo, + p->memory_type, p->proximity_domain, + p->flags. + enabled ? "enabled" : "disabled", + p->flags. + hot_pluggable ? " hot-pluggable" : + "")); + } +#endif /* ACPI_DEBUG_OUTPUT */ break; default: - printk(KERN_WARNING PREFIX "Found unsupported SRAT entry (type = 0x%x)\n", - header->type); + printk(KERN_WARNING PREFIX + "Found unsupported SRAT entry (type = 0x%x)\n", + header->type); break; } } - -static int __init -acpi_parse_slit (unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_slit(unsigned long phys_addr, unsigned long size) { - struct acpi_table_slit *slit; - u32 localities; + struct acpi_table_slit *slit; + u32 localities; if (!phys_addr || !size) return -EINVAL; - slit = (struct acpi_table_slit *) __va(phys_addr); + slit = (struct acpi_table_slit *)__va(phys_addr); /* downcast just for %llu vs %lu for i386/ia64 */ localities = (u32) slit->localities; @@ -103,15 +112,13 @@ acpi_parse_slit (unsigned long phys_addr, unsigned long size) return 0; } - static int __init -acpi_parse_processor_affinity ( - acpi_table_entry_header *header, - const unsigned long end) +acpi_parse_processor_affinity(acpi_table_entry_header * header, + const unsigned long end) { struct acpi_table_processor_affinity *processor_affinity; - processor_affinity = (struct acpi_table_processor_affinity*) header; + processor_affinity = (struct acpi_table_processor_affinity *)header; if (!processor_affinity) return -EINVAL; @@ -123,15 +130,13 @@ acpi_parse_processor_affinity ( return 0; } - static int __init -acpi_parse_memory_affinity ( - acpi_table_entry_header *header, - const unsigned long end) +acpi_parse_memory_affinity(acpi_table_entry_header * header, + const unsigned long end) { struct acpi_table_memory_affinity *memory_affinity; - memory_affinity = (struct acpi_table_memory_affinity*) header; + memory_affinity = (struct acpi_table_memory_affinity *)header; if (!memory_affinity) return -EINVAL; @@ -143,36 +148,30 @@ acpi_parse_memory_affinity ( return 0; } - -static int __init -acpi_parse_srat (unsigned long phys_addr, unsigned long size) +static int __init acpi_parse_srat(unsigned long phys_addr, unsigned long size) { - struct acpi_table_srat *srat; + struct acpi_table_srat *srat; if (!phys_addr || !size) return -EINVAL; - srat = (struct acpi_table_srat *) __va(phys_addr); + srat = (struct acpi_table_srat *)__va(phys_addr); return 0; } - int __init -acpi_table_parse_srat ( - enum acpi_srat_entry_id id, - acpi_madt_entry_handler handler, - unsigned int max_entries) +acpi_table_parse_srat(enum acpi_srat_entry_id id, + acpi_madt_entry_handler handler, unsigned int max_entries) { - return acpi_table_parse_madt_family(ACPI_SRAT, sizeof(struct acpi_table_srat), - id, handler, max_entries); + return acpi_table_parse_madt_family(ACPI_SRAT, + sizeof(struct acpi_table_srat), id, + handler, max_entries); } - -int __init -acpi_numa_init(void) +int __init acpi_numa_init(void) { - int result; + int result; /* SRAT: Static Resource Affinity Table */ result = acpi_table_parse(ACPI_SRAT, acpi_parse_srat); @@ -181,9 +180,7 @@ acpi_numa_init(void) result = acpi_table_parse_srat(ACPI_SRAT_PROCESSOR_AFFINITY, acpi_parse_processor_affinity, NR_CPUS); - result = acpi_table_parse_srat(ACPI_SRAT_MEMORY_AFFINITY, - acpi_parse_memory_affinity, - NR_NODE_MEMBLKS); // IA64 specific + result = acpi_table_parse_srat(ACPI_SRAT_MEMORY_AFFINITY, acpi_parse_memory_affinity, NR_NODE_MEMBLKS); // IA64 specific } /* SLIT: System Locality Information Table */ @@ -193,8 +190,7 @@ acpi_numa_init(void) return 0; } -int -acpi_get_pxm(acpi_handle h) +int acpi_get_pxm(acpi_handle h) { unsigned long pxm; acpi_status status; @@ -207,7 +203,8 @@ acpi_get_pxm(acpi_handle h) if (ACPI_SUCCESS(status)) return (int)pxm; status = acpi_get_parent(handle, &phandle); - } while(ACPI_SUCCESS(status)); + } while (ACPI_SUCCESS(status)); return -1; } + EXPORT_SYMBOL(acpi_get_pxm); diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index bdd9f37f8101..d528c750a380 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -45,16 +45,12 @@ #include <linux/efi.h> - #define _COMPONENT ACPI_OS_SERVICES -ACPI_MODULE_NAME ("osl") - +ACPI_MODULE_NAME("osl") #define PREFIX "ACPI: " - -struct acpi_os_dpc -{ - acpi_osd_exec_callback function; - void *context; +struct acpi_os_dpc { + acpi_osd_exec_callback function; + void *context; }; #ifdef CONFIG_ACPI_CUSTOM_DSDT @@ -69,9 +65,9 @@ int acpi_in_debugger; EXPORT_SYMBOL(acpi_in_debugger); extern char line_buf[80]; -#endif /*ENABLE_DEBUGGER*/ +#endif /*ENABLE_DEBUGGER */ -int acpi_specific_hotkey_enabled; +int acpi_specific_hotkey_enabled = TRUE; EXPORT_SYMBOL(acpi_specific_hotkey_enabled); static unsigned int acpi_irq_irq; @@ -79,33 +75,29 @@ static acpi_osd_handler acpi_irq_handler; static void *acpi_irq_context; static struct workqueue_struct *kacpid_wq; -acpi_status -acpi_os_initialize(void) +acpi_status acpi_os_initialize(void) { return AE_OK; } -acpi_status -acpi_os_initialize1(void) +acpi_status acpi_os_initialize1(void) { /* * Initialize PCI configuration space access, as we'll need to access * it while walking the namespace (bus 0 and root bridges w/ _BBNs). */ -#ifdef CONFIG_ACPI_PCI if (!raw_pci_ops) { - printk(KERN_ERR PREFIX "Access to PCI configuration space unavailable\n"); + printk(KERN_ERR PREFIX + "Access to PCI configuration space unavailable\n"); return AE_NULL_ENTRY; } -#endif kacpid_wq = create_singlethread_workqueue("kacpid"); BUG_ON(!kacpid_wq); return AE_OK; } -acpi_status -acpi_os_terminate(void) +acpi_status acpi_os_terminate(void) { if (acpi_irq_handler) { acpi_os_remove_interrupt_handler(acpi_irq_irq, @@ -117,21 +109,20 @@ acpi_os_terminate(void) return AE_OK; } -void -acpi_os_printf(const char *fmt,...) +void acpi_os_printf(const char *fmt, ...) { va_list args; va_start(args, fmt); acpi_os_vprintf(fmt, args); va_end(args); } + EXPORT_SYMBOL(acpi_os_printf); -void -acpi_os_vprintf(const char *fmt, va_list args) +void acpi_os_vprintf(const char *fmt, va_list args) { static char buffer[512]; - + vsprintf(buffer, fmt, args); #ifdef ENABLE_DEBUGGER @@ -145,37 +136,41 @@ acpi_os_vprintf(const char *fmt, va_list args) #endif } -void * -acpi_os_allocate(acpi_size size) +extern int acpi_in_resume; +void *acpi_os_allocate(acpi_size size) { - return kmalloc(size, GFP_KERNEL); + if (acpi_in_resume) + return kmalloc(size, GFP_ATOMIC); + else + return kmalloc(size, GFP_KERNEL); } -void -acpi_os_free(void *ptr) +void acpi_os_free(void *ptr) { kfree(ptr); } + EXPORT_SYMBOL(acpi_os_free); -acpi_status -acpi_os_get_root_pointer(u32 flags, struct acpi_pointer *addr) +acpi_status acpi_os_get_root_pointer(u32 flags, struct acpi_pointer *addr) { if (efi_enabled) { addr->pointer_type = ACPI_PHYSICAL_POINTER; if (efi.acpi20) addr->pointer.physical = - (acpi_physical_address) virt_to_phys(efi.acpi20); + (acpi_physical_address) virt_to_phys(efi.acpi20); else if (efi.acpi) addr->pointer.physical = - (acpi_physical_address) virt_to_phys(efi.acpi); + (acpi_physical_address) virt_to_phys(efi.acpi); else { - printk(KERN_ERR PREFIX "System description tables not found\n"); + printk(KERN_ERR PREFIX + "System description tables not found\n"); return AE_NOT_FOUND; } } else { if (ACPI_FAILURE(acpi_find_root_pointer(flags, addr))) { - printk(KERN_ERR PREFIX "System description tables not found\n"); + printk(KERN_ERR PREFIX + "System description tables not found\n"); return AE_NOT_FOUND; } } @@ -184,11 +179,12 @@ acpi_os_get_root_pointer(u32 flags, struct acpi_pointer *addr) } acpi_status -acpi_os_map_memory(acpi_physical_address phys, acpi_size size, void __iomem **virt) +acpi_os_map_memory(acpi_physical_address phys, acpi_size size, + void __iomem ** virt) { if (efi_enabled) { if (EFI_MEMORY_WB & efi_mem_attributes(phys)) { - *virt = (void __iomem *) phys_to_virt(phys); + *virt = (void __iomem *)phys_to_virt(phys); } else { *virt = ioremap(phys, size); } @@ -198,9 +194,9 @@ acpi_os_map_memory(acpi_physical_address phys, acpi_size size, void __iomem **vi return AE_BAD_PARAMETER; } /* - * ioremap checks to ensure this is in reserved space - */ - *virt = ioremap((unsigned long) phys, size); + * ioremap checks to ensure this is in reserved space + */ + *virt = ioremap((unsigned long)phys, size); } if (!*virt) @@ -209,17 +205,16 @@ acpi_os_map_memory(acpi_physical_address phys, acpi_size size, void __iomem **vi return AE_OK; } -void -acpi_os_unmap_memory(void __iomem *virt, acpi_size size) +void acpi_os_unmap_memory(void __iomem * virt, acpi_size size) { iounmap(virt); } #ifdef ACPI_FUTURE_USAGE acpi_status -acpi_os_get_physical_address(void *virt, acpi_physical_address *phys) +acpi_os_get_physical_address(void *virt, acpi_physical_address * phys) { - if(!phys || !virt) + if (!phys || !virt) return AE_BAD_PARAMETER; *phys = virt_to_phys(virt); @@ -233,16 +228,16 @@ acpi_os_get_physical_address(void *virt, acpi_physical_address *phys) static char acpi_os_name[ACPI_MAX_OVERRIDE_LEN]; acpi_status -acpi_os_predefined_override (const struct acpi_predefined_names *init_val, - acpi_string *new_val) +acpi_os_predefined_override(const struct acpi_predefined_names *init_val, + acpi_string * new_val) { if (!init_val || !new_val) return AE_BAD_PARAMETER; *new_val = NULL; - if (!memcmp (init_val->name, "_OS_", 4) && strlen(acpi_os_name)) { + if (!memcmp(init_val->name, "_OS_", 4) && strlen(acpi_os_name)) { printk(KERN_INFO PREFIX "Overriding _OS definition to '%s'\n", - acpi_os_name); + acpi_os_name); *new_val = acpi_os_name; } @@ -250,15 +245,15 @@ acpi_os_predefined_override (const struct acpi_predefined_names *init_val, } acpi_status -acpi_os_table_override (struct acpi_table_header *existing_table, - struct acpi_table_header **new_table) +acpi_os_table_override(struct acpi_table_header * existing_table, + struct acpi_table_header ** new_table) { if (!existing_table || !new_table) return AE_BAD_PARAMETER; #ifdef CONFIG_ACPI_CUSTOM_DSDT if (strncmp(existing_table->signature, "DSDT", 4) == 0) - *new_table = (struct acpi_table_header*)AmlCode; + *new_table = (struct acpi_table_header *)AmlCode; else *new_table = NULL; #else @@ -267,14 +262,14 @@ acpi_os_table_override (struct acpi_table_header *existing_table, return AE_OK; } -static irqreturn_t -acpi_irq(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t acpi_irq(int irq, void *dev_id, struct pt_regs *regs) { - return (*acpi_irq_handler)(acpi_irq_context) ? IRQ_HANDLED : IRQ_NONE; + return (*acpi_irq_handler) (acpi_irq_context) ? IRQ_HANDLED : IRQ_NONE; } acpi_status -acpi_os_install_interrupt_handler(u32 gsi, acpi_osd_handler handler, void *context) +acpi_os_install_interrupt_handler(u32 gsi, acpi_osd_handler handler, + void *context) { unsigned int irq; @@ -301,8 +296,7 @@ acpi_os_install_interrupt_handler(u32 gsi, acpi_osd_handler handler, void *conte return AE_OK; } -acpi_status -acpi_os_remove_interrupt_handler(u32 irq, acpi_osd_handler handler) +acpi_status acpi_os_remove_interrupt_handler(u32 irq, acpi_osd_handler handler) { if (irq) { free_irq(irq, acpi_irq); @@ -317,16 +311,15 @@ acpi_os_remove_interrupt_handler(u32 irq, acpi_osd_handler handler) * Running in interpreter thread context, safe to sleep */ -void -acpi_os_sleep(acpi_integer ms) +void acpi_os_sleep(acpi_integer ms) { current->state = TASK_INTERRUPTIBLE; - schedule_timeout(((signed long) ms * HZ) / 1000); + schedule_timeout(((signed long)ms * HZ) / 1000); } + EXPORT_SYMBOL(acpi_os_sleep); -void -acpi_os_stall(u32 us) +void acpi_os_stall(u32 us) { while (us) { u32 delay = 1000; @@ -338,6 +331,7 @@ acpi_os_stall(u32 us) us -= delay; } } + EXPORT_SYMBOL(acpi_os_stall); /* @@ -345,8 +339,7 @@ EXPORT_SYMBOL(acpi_os_stall); * Returns 64-bit free-running, monotonically increasing timer * with 100ns granularity */ -u64 -acpi_os_get_timer (void) +u64 acpi_os_get_timer(void) { static u64 t; @@ -363,27 +356,22 @@ acpi_os_get_timer (void) return ++t; } -acpi_status -acpi_os_read_port( - acpi_io_address port, - u32 *value, - u32 width) +acpi_status acpi_os_read_port(acpi_io_address port, u32 * value, u32 width) { u32 dummy; if (!value) value = &dummy; - switch (width) - { + switch (width) { case 8: - *(u8*) value = inb(port); + *(u8 *) value = inb(port); break; case 16: - *(u16*) value = inw(port); + *(u16 *) value = inw(port); break; case 32: - *(u32*) value = inl(port); + *(u32 *) value = inl(port); break; default: BUG(); @@ -391,16 +379,12 @@ acpi_os_read_port( return AE_OK; } + EXPORT_SYMBOL(acpi_os_read_port); -acpi_status -acpi_os_write_port( - acpi_io_address port, - u32 value, - u32 width) +acpi_status acpi_os_write_port(acpi_io_address port, u32 value, u32 width) { - switch (width) - { + switch (width) { case 8: outb(value, port); break; @@ -416,40 +400,38 @@ acpi_os_write_port( return AE_OK; } + EXPORT_SYMBOL(acpi_os_write_port); acpi_status -acpi_os_read_memory( - acpi_physical_address phys_addr, - u32 *value, - u32 width) +acpi_os_read_memory(acpi_physical_address phys_addr, u32 * value, u32 width) { - u32 dummy; - void __iomem *virt_addr; - int iomem = 0; + u32 dummy; + void __iomem *virt_addr; + int iomem = 0; if (efi_enabled) { if (EFI_MEMORY_WB & efi_mem_attributes(phys_addr)) { /* HACK ALERT! We can use readb/w/l on real memory too.. */ - virt_addr = (void __iomem *) phys_to_virt(phys_addr); + virt_addr = (void __iomem *)phys_to_virt(phys_addr); } else { iomem = 1; virt_addr = ioremap(phys_addr, width); } } else - virt_addr = (void __iomem *) phys_to_virt(phys_addr); + virt_addr = (void __iomem *)phys_to_virt(phys_addr); if (!value) value = &dummy; switch (width) { case 8: - *(u8*) value = readb(virt_addr); + *(u8 *) value = readb(virt_addr); break; case 16: - *(u16*) value = readw(virt_addr); + *(u16 *) value = readw(virt_addr); break; case 32: - *(u32*) value = readl(virt_addr); + *(u32 *) value = readl(virt_addr); break; default: BUG(); @@ -464,24 +446,21 @@ acpi_os_read_memory( } acpi_status -acpi_os_write_memory( - acpi_physical_address phys_addr, - u32 value, - u32 width) +acpi_os_write_memory(acpi_physical_address phys_addr, u32 value, u32 width) { - void __iomem *virt_addr; - int iomem = 0; + void __iomem *virt_addr; + int iomem = 0; if (efi_enabled) { if (EFI_MEMORY_WB & efi_mem_attributes(phys_addr)) { /* HACK ALERT! We can use writeb/w/l on real memory too */ - virt_addr = (void __iomem *) phys_to_virt(phys_addr); + virt_addr = (void __iomem *)phys_to_virt(phys_addr); } else { iomem = 1; virt_addr = ioremap(phys_addr, width); } } else - virt_addr = (void __iomem *) phys_to_virt(phys_addr); + virt_addr = (void __iomem *)phys_to_virt(phys_addr); switch (width) { case 8: @@ -503,10 +482,9 @@ acpi_os_write_memory( return AE_OK; } -#ifdef CONFIG_ACPI_PCI - acpi_status -acpi_os_read_pci_configuration (struct acpi_pci_id *pci_id, u32 reg, void *value, u32 width) +acpi_os_read_pci_configuration(struct acpi_pci_id * pci_id, u32 reg, + void *value, u32 width) { int result, size; @@ -530,15 +508,17 @@ acpi_os_read_pci_configuration (struct acpi_pci_id *pci_id, u32 reg, void *value BUG_ON(!raw_pci_ops); result = raw_pci_ops->read(pci_id->segment, pci_id->bus, - PCI_DEVFN(pci_id->device, pci_id->function), - reg, size, value); + PCI_DEVFN(pci_id->device, pci_id->function), + reg, size, value); return (result ? AE_ERROR : AE_OK); } + EXPORT_SYMBOL(acpi_os_read_pci_configuration); acpi_status -acpi_os_write_pci_configuration (struct acpi_pci_id *pci_id, u32 reg, acpi_integer value, u32 width) +acpi_os_write_pci_configuration(struct acpi_pci_id * pci_id, u32 reg, + acpi_integer value, u32 width) { int result, size; @@ -559,56 +539,62 @@ acpi_os_write_pci_configuration (struct acpi_pci_id *pci_id, u32 reg, acpi_integ BUG_ON(!raw_pci_ops); result = raw_pci_ops->write(pci_id->segment, pci_id->bus, - PCI_DEVFN(pci_id->device, pci_id->function), - reg, size, value); + PCI_DEVFN(pci_id->device, pci_id->function), + reg, size, value); return (result ? AE_ERROR : AE_OK); } /* TODO: Change code to take advantage of driver model more */ -static void -acpi_os_derive_pci_id_2 ( - acpi_handle rhandle, /* upper bound */ - acpi_handle chandle, /* current node */ - struct acpi_pci_id **id, - int *is_bridge, - u8 *bus_number) +static void acpi_os_derive_pci_id_2(acpi_handle rhandle, /* upper bound */ + acpi_handle chandle, /* current node */ + struct acpi_pci_id **id, + int *is_bridge, u8 * bus_number) { - acpi_handle handle; - struct acpi_pci_id *pci_id = *id; - acpi_status status; - unsigned long temp; - acpi_object_type type; - u8 tu8; + acpi_handle handle; + struct acpi_pci_id *pci_id = *id; + acpi_status status; + unsigned long temp; + acpi_object_type type; + u8 tu8; acpi_get_parent(chandle, &handle); if (handle != rhandle) { - acpi_os_derive_pci_id_2(rhandle, handle, &pci_id, is_bridge, bus_number); + acpi_os_derive_pci_id_2(rhandle, handle, &pci_id, is_bridge, + bus_number); status = acpi_get_type(handle, &type); - if ( (ACPI_FAILURE(status)) || (type != ACPI_TYPE_DEVICE) ) + if ((ACPI_FAILURE(status)) || (type != ACPI_TYPE_DEVICE)) return; - status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, &temp); + status = + acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL, + &temp); if (ACPI_SUCCESS(status)) { - pci_id->device = ACPI_HIWORD (ACPI_LODWORD (temp)); - pci_id->function = ACPI_LOWORD (ACPI_LODWORD (temp)); + pci_id->device = ACPI_HIWORD(ACPI_LODWORD(temp)); + pci_id->function = ACPI_LOWORD(ACPI_LODWORD(temp)); if (*is_bridge) pci_id->bus = *bus_number; /* any nicer way to get bus number of bridge ? */ - status = acpi_os_read_pci_configuration(pci_id, 0x0e, &tu8, 8); - if (ACPI_SUCCESS(status) && - ((tu8 & 0x7f) == 1 || (tu8 & 0x7f) == 2)) { - status = acpi_os_read_pci_configuration(pci_id, 0x18, &tu8, 8); + status = + acpi_os_read_pci_configuration(pci_id, 0x0e, &tu8, + 8); + if (ACPI_SUCCESS(status) + && ((tu8 & 0x7f) == 1 || (tu8 & 0x7f) == 2)) { + status = + acpi_os_read_pci_configuration(pci_id, 0x18, + &tu8, 8); if (!ACPI_SUCCESS(status)) { /* Certainly broken... FIX ME */ return; } *is_bridge = 1; pci_id->bus = tu8; - status = acpi_os_read_pci_configuration(pci_id, 0x19, &tu8, 8); + status = + acpi_os_read_pci_configuration(pci_id, 0x19, + &tu8, 8); if (ACPI_SUCCESS(status)) { *bus_number = tu8; } @@ -618,11 +604,9 @@ acpi_os_derive_pci_id_2 ( } } -void -acpi_os_derive_pci_id ( - acpi_handle rhandle, /* upper bound */ - acpi_handle chandle, /* current node */ - struct acpi_pci_id **id) +void acpi_os_derive_pci_id(acpi_handle rhandle, /* upper bound */ + acpi_handle chandle, /* current node */ + struct acpi_pci_id **id) { int is_bridge = 1; u8 bus_number = (*id)->bus; @@ -630,49 +614,15 @@ acpi_os_derive_pci_id ( acpi_os_derive_pci_id_2(rhandle, chandle, id, &is_bridge, &bus_number); } -#else /*!CONFIG_ACPI_PCI*/ - -acpi_status -acpi_os_write_pci_configuration ( - struct acpi_pci_id *pci_id, - u32 reg, - acpi_integer value, - u32 width) -{ - return AE_SUPPORT; -} - -acpi_status -acpi_os_read_pci_configuration ( - struct acpi_pci_id *pci_id, - u32 reg, - void *value, - u32 width) -{ - return AE_SUPPORT; -} - -void -acpi_os_derive_pci_id ( - acpi_handle rhandle, /* upper bound */ - acpi_handle chandle, /* current node */ - struct acpi_pci_id **id) +static void acpi_os_execute_deferred(void *context) { -} - -#endif /*CONFIG_ACPI_PCI*/ + struct acpi_os_dpc *dpc = NULL; -static void -acpi_os_execute_deferred ( - void *context) -{ - struct acpi_os_dpc *dpc = NULL; + ACPI_FUNCTION_TRACE("os_execute_deferred"); - ACPI_FUNCTION_TRACE ("os_execute_deferred"); - - dpc = (struct acpi_os_dpc *) context; + dpc = (struct acpi_os_dpc *)context; if (!dpc) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid (NULL) context.\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid (NULL) context.\n")); return_VOID; } @@ -684,21 +634,21 @@ acpi_os_execute_deferred ( } acpi_status -acpi_os_queue_for_execution( - u32 priority, - acpi_osd_exec_callback function, - void *context) +acpi_os_queue_for_execution(u32 priority, + acpi_osd_exec_callback function, void *context) { - acpi_status status = AE_OK; - struct acpi_os_dpc *dpc; - struct work_struct *task; + acpi_status status = AE_OK; + struct acpi_os_dpc *dpc; + struct work_struct *task; - ACPI_FUNCTION_TRACE ("os_queue_for_execution"); + ACPI_FUNCTION_TRACE("os_queue_for_execution"); - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Scheduling function [%p(%p)] for deferred execution.\n", function, context)); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Scheduling function [%p(%p)] for deferred execution.\n", + function, context)); if (!function) - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); /* * Allocate/initialize DPC structure. Note that this memory will be @@ -711,146 +661,94 @@ acpi_os_queue_for_execution( * from the same memory. */ - dpc = kmalloc(sizeof(struct acpi_os_dpc)+sizeof(struct work_struct), GFP_ATOMIC); + dpc = + kmalloc(sizeof(struct acpi_os_dpc) + sizeof(struct work_struct), + GFP_ATOMIC); if (!dpc) - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); dpc->function = function; dpc->context = context; - task = (void *)(dpc+1); - INIT_WORK(task, acpi_os_execute_deferred, (void*)dpc); + task = (void *)(dpc + 1); + INIT_WORK(task, acpi_os_execute_deferred, (void *)dpc); if (!queue_work(kacpid_wq, task)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Call to queue_work() failed.\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Call to queue_work() failed.\n")); kfree(dpc); status = AE_ERROR; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } + EXPORT_SYMBOL(acpi_os_queue_for_execution); -void -acpi_os_wait_events_complete( - void *context) +void acpi_os_wait_events_complete(void *context) { flush_workqueue(kacpid_wq); } + EXPORT_SYMBOL(acpi_os_wait_events_complete); /* * Allocate the memory for a spinlock and initialize it. */ -acpi_status -acpi_os_create_lock ( - acpi_handle *out_handle) +acpi_status acpi_os_create_lock(acpi_handle * out_handle) { spinlock_t *lock_ptr; - ACPI_FUNCTION_TRACE ("os_create_lock"); + ACPI_FUNCTION_TRACE("os_create_lock"); lock_ptr = acpi_os_allocate(sizeof(spinlock_t)); spin_lock_init(lock_ptr); - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Creating spinlock[%p].\n", lock_ptr)); + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Creating spinlock[%p].\n", lock_ptr)); *out_handle = lock_ptr; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /* * Deallocate the memory for a spinlock. */ -void -acpi_os_delete_lock ( - acpi_handle handle) +void acpi_os_delete_lock(acpi_handle handle) { - ACPI_FUNCTION_TRACE ("os_create_lock"); + ACPI_FUNCTION_TRACE("os_create_lock"); - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Deleting spinlock[%p].\n", handle)); + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Deleting spinlock[%p].\n", handle)); acpi_os_free(handle); return_VOID; } -/* - * Acquire a spinlock. - * - * handle is a pointer to the spinlock_t. - * flags is *not* the result of save_flags - it is an ACPI-specific flag variable - * that indicates whether we are at interrupt level. - */ -void -acpi_os_acquire_lock ( - acpi_handle handle, - u32 flags) -{ - ACPI_FUNCTION_TRACE ("os_acquire_lock"); - - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Acquiring spinlock[%p] from %s level\n", handle, - ((flags & ACPI_NOT_ISR) ? "non-interrupt" : "interrupt"))); - - if (flags & ACPI_NOT_ISR) - ACPI_DISABLE_IRQS(); - - spin_lock((spinlock_t *)handle); - - return_VOID; -} - - -/* - * Release a spinlock. See above. - */ -void -acpi_os_release_lock ( - acpi_handle handle, - u32 flags) -{ - ACPI_FUNCTION_TRACE ("os_release_lock"); - - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Releasing spinlock[%p] from %s level\n", handle, - ((flags & ACPI_NOT_ISR) ? "non-interrupt" : "interrupt"))); - - spin_unlock((spinlock_t *)handle); - - if (flags & ACPI_NOT_ISR) - ACPI_ENABLE_IRQS(); - - return_VOID; -} - - acpi_status -acpi_os_create_semaphore( - u32 max_units, - u32 initial_units, - acpi_handle *handle) +acpi_os_create_semaphore(u32 max_units, u32 initial_units, acpi_handle * handle) { - struct semaphore *sem = NULL; + struct semaphore *sem = NULL; - ACPI_FUNCTION_TRACE ("os_create_semaphore"); + ACPI_FUNCTION_TRACE("os_create_semaphore"); sem = acpi_os_allocate(sizeof(struct semaphore)); if (!sem) - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); memset(sem, 0, sizeof(struct semaphore)); sema_init(sem, initial_units); - *handle = (acpi_handle*)sem; + *handle = (acpi_handle *) sem; - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Creating semaphore[%p|%d].\n", *handle, initial_units)); + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Creating semaphore[%p|%d].\n", + *handle, initial_units)); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } -EXPORT_SYMBOL(acpi_os_create_semaphore); +EXPORT_SYMBOL(acpi_os_create_semaphore); /* * TODO: A better way to delete semaphores? Linux doesn't have a @@ -859,25 +757,24 @@ EXPORT_SYMBOL(acpi_os_create_semaphore); * we at least check for blocked threads and signal/cancel them? */ -acpi_status -acpi_os_delete_semaphore( - acpi_handle handle) +acpi_status acpi_os_delete_semaphore(acpi_handle handle) { - struct semaphore *sem = (struct semaphore*) handle; + struct semaphore *sem = (struct semaphore *)handle; - ACPI_FUNCTION_TRACE ("os_delete_semaphore"); + ACPI_FUNCTION_TRACE("os_delete_semaphore"); if (!sem) - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Deleting semaphore[%p].\n", handle)); + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Deleting semaphore[%p].\n", handle)); - acpi_os_free(sem); sem = NULL; + acpi_os_free(sem); + sem = NULL; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } -EXPORT_SYMBOL(acpi_os_delete_semaphore); +EXPORT_SYMBOL(acpi_os_delete_semaphore); /* * TODO: The kernel doesn't have a 'down_timeout' function -- had to @@ -888,31 +785,27 @@ EXPORT_SYMBOL(acpi_os_delete_semaphore); * * TODO: Support for units > 1? */ -acpi_status -acpi_os_wait_semaphore( - acpi_handle handle, - u32 units, - u16 timeout) +acpi_status acpi_os_wait_semaphore(acpi_handle handle, u32 units, u16 timeout) { - acpi_status status = AE_OK; - struct semaphore *sem = (struct semaphore*)handle; - int ret = 0; + acpi_status status = AE_OK; + struct semaphore *sem = (struct semaphore *)handle; + int ret = 0; - ACPI_FUNCTION_TRACE ("os_wait_semaphore"); + ACPI_FUNCTION_TRACE("os_wait_semaphore"); if (!sem || (units < 1)) - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); if (units > 1) - return_ACPI_STATUS (AE_SUPPORT); + return_ACPI_STATUS(AE_SUPPORT); - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Waiting for semaphore[%p|%d|%d]\n", handle, units, timeout)); + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Waiting for semaphore[%p|%d|%d]\n", + handle, units, timeout)); if (in_atomic()) timeout = 0; - switch (timeout) - { + switch (timeout) { /* * No Wait: * -------- @@ -920,8 +813,8 @@ acpi_os_wait_semaphore( * acquire the semaphore if available otherwise return AE_TIME * (a.k.a. 'would block'). */ - case 0: - if(down_trylock(sem)) + case 0: + if (down_trylock(sem)) status = AE_TIME; break; @@ -929,7 +822,7 @@ acpi_os_wait_semaphore( * Wait Indefinitely: * ------------------ */ - case ACPI_WAIT_FOREVER: + case ACPI_WAIT_FOREVER: down(sem); break; @@ -937,11 +830,11 @@ acpi_os_wait_semaphore( * Wait w/ Timeout: * ---------------- */ - default: + default: // TODO: A better timeout algorithm? { int i = 0; - static const int quantum_ms = 1000/HZ; + static const int quantum_ms = 1000 / HZ; ret = down_trylock(sem); for (i = timeout; (i > 0 && ret < 0); i -= quantum_ms) { @@ -949,7 +842,7 @@ acpi_os_wait_semaphore( schedule_timeout(1); ret = down_trylock(sem); } - + if (ret != 0) status = AE_TIME; } @@ -957,47 +850,48 @@ acpi_os_wait_semaphore( } if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Failed to acquire semaphore[%p|%d|%d], %s\n", - handle, units, timeout, acpi_format_exception(status))); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Acquired semaphore[%p|%d|%d]\n", handle, units, timeout)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Failed to acquire semaphore[%p|%d|%d], %s\n", + handle, units, timeout, + acpi_format_exception(status))); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, + "Acquired semaphore[%p|%d|%d]\n", handle, + units, timeout)); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_os_wait_semaphore); +EXPORT_SYMBOL(acpi_os_wait_semaphore); /* * TODO: Support for units > 1? */ -acpi_status -acpi_os_signal_semaphore( - acpi_handle handle, - u32 units) +acpi_status acpi_os_signal_semaphore(acpi_handle handle, u32 units) { - struct semaphore *sem = (struct semaphore *) handle; + struct semaphore *sem = (struct semaphore *)handle; - ACPI_FUNCTION_TRACE ("os_signal_semaphore"); + ACPI_FUNCTION_TRACE("os_signal_semaphore"); if (!sem || (units < 1)) - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); if (units > 1) - return_ACPI_STATUS (AE_SUPPORT); + return_ACPI_STATUS(AE_SUPPORT); - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Signaling semaphore[%p|%d]\n", handle, units)); + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, "Signaling semaphore[%p|%d]\n", handle, + units)); up(sem); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } + EXPORT_SYMBOL(acpi_os_signal_semaphore); #ifdef ACPI_FUTURE_USAGE -u32 -acpi_os_get_line(char *buffer) +u32 acpi_os_get_line(char *buffer) { #ifdef ENABLE_DEBUGGER @@ -1014,22 +908,21 @@ acpi_os_get_line(char *buffer) return 0; } -#endif /* ACPI_FUTURE_USAGE */ +#endif /* ACPI_FUTURE_USAGE */ /* Assumes no unreadable holes inbetween */ -u8 -acpi_os_readable(void *ptr, acpi_size len) +u8 acpi_os_readable(void *ptr, acpi_size len) { -#if defined(__i386__) || defined(__x86_64__) +#if defined(__i386__) || defined(__x86_64__) char tmp; - return !__get_user(tmp, (char __user *)ptr) && !__get_user(tmp, (char __user *)ptr + len - 1); + return !__get_user(tmp, (char __user *)ptr) + && !__get_user(tmp, (char __user *)ptr + len - 1); #endif return 1; } #ifdef ACPI_FUTURE_USAGE -u8 -acpi_os_writable(void *ptr, acpi_size len) +u8 acpi_os_writable(void *ptr, acpi_size len) { /* could do dummy write (racy) or a kernel page table lookup. The later may be difficult at early boot when kmap doesn't work yet. */ @@ -1037,8 +930,7 @@ acpi_os_writable(void *ptr, acpi_size len) } #endif -u32 -acpi_os_get_thread_id (void) +u32 acpi_os_get_thread_id(void) { if (!in_atomic()) return current->pid; @@ -1046,13 +938,9 @@ acpi_os_get_thread_id (void) return 0; } -acpi_status -acpi_os_signal ( - u32 function, - void *info) +acpi_status acpi_os_signal(u32 function, void *info) { - switch (function) - { + switch (function) { case ACPI_SIGNAL_FATAL: printk(KERN_ERR PREFIX "Fatal opcode executed\n"); break; @@ -1072,13 +960,13 @@ acpi_os_signal ( return AE_OK; } + EXPORT_SYMBOL(acpi_os_signal); -static int __init -acpi_os_name_setup(char *str) +static int __init acpi_os_name_setup(char *str) { char *p = acpi_os_name; - int count = ACPI_MAX_OVERRIDE_LEN-1; + int count = ACPI_MAX_OVERRIDE_LEN - 1; if (!str || !*str) return 0; @@ -1094,7 +982,7 @@ acpi_os_name_setup(char *str) *p = 0; return 1; - + } __setup("acpi_os_name=", acpi_os_name_setup); @@ -1104,16 +992,15 @@ __setup("acpi_os_name=", acpi_os_name_setup); * empty string disables _OSI * TBD additional string adds to _OSI */ -static int __init -acpi_osi_setup(char *str) +static int __init acpi_osi_setup(char *str) { if (str == NULL || *str == '\0') { printk(KERN_INFO PREFIX "_OSI method disabled\n"); acpi_gbl_create_osi_method = FALSE; - } else - { + } else { /* TBD */ - printk(KERN_ERR PREFIX "_OSI additional string ignored -- %s\n", str); + printk(KERN_ERR PREFIX "_OSI additional string ignored -- %s\n", + str); } return 1; @@ -1122,8 +1009,7 @@ acpi_osi_setup(char *str) __setup("acpi_osi=", acpi_osi_setup); /* enable serialization to combat AE_ALREADY_EXISTS errors */ -static int __init -acpi_serialize_setup(char *str) +static int __init acpi_serialize_setup(char *str) { printk(KERN_INFO PREFIX "serialize enabled\n"); @@ -1143,8 +1029,7 @@ __setup("acpi_serialize", acpi_serialize_setup); * Run-time events on the same GPE this flag is available * to tell Linux to keep the wake-time GPEs enabled at run-time. */ -static int __init -acpi_wake_gpes_always_on_setup(char *str) +static int __init acpi_wake_gpes_always_on_setup(char *str) { printk(KERN_INFO PREFIX "wake GPEs not disabled\n"); @@ -1155,14 +1040,13 @@ acpi_wake_gpes_always_on_setup(char *str) __setup("acpi_wake_gpes_always_on", acpi_wake_gpes_always_on_setup); -int __init -acpi_hotkey_setup(char *str) +static int __init acpi_hotkey_setup(char *str) { - acpi_specific_hotkey_enabled = TRUE; + acpi_specific_hotkey_enabled = FALSE; return 1; } -__setup("acpi_specific_hotkey", acpi_hotkey_setup); +__setup("acpi_generic_hotkey", acpi_hotkey_setup); /* * max_cstate is defined in the base kernel so modules can @@ -1170,5 +1054,132 @@ __setup("acpi_specific_hotkey", acpi_hotkey_setup); */ unsigned int max_cstate = ACPI_PROCESSOR_MAX_POWER; - EXPORT_SYMBOL(max_cstate); + +/* + * Acquire a spinlock. + * + * handle is a pointer to the spinlock_t. + * flags is *not* the result of save_flags - it is an ACPI-specific flag variable + * that indicates whether we are at interrupt level. + */ + +unsigned long acpi_os_acquire_lock(acpi_handle handle) +{ + unsigned long flags; + spin_lock_irqsave((spinlock_t *) handle, flags); + return flags; +} + +/* + * Release a spinlock. See above. + */ + +void acpi_os_release_lock(acpi_handle handle, unsigned long flags) +{ + spin_unlock_irqrestore((spinlock_t *) handle, flags); +} + +#ifndef ACPI_USE_LOCAL_CACHE + +/******************************************************************************* + * + * FUNCTION: acpi_os_create_cache + * + * PARAMETERS: CacheName - Ascii name for the cache + * ObjectSize - Size of each cached object + * MaxDepth - Maximum depth of the cache (in objects) + * ReturnCache - Where the new cache object is returned + * + * RETURN: Status + * + * DESCRIPTION: Create a cache object + * + ******************************************************************************/ + +acpi_status +acpi_os_create_cache(char *name, u16 size, u16 depth, acpi_cache_t ** cache) +{ + *cache = kmem_cache_create(name, size, 0, 0, NULL, NULL); + return AE_OK; +} + +/******************************************************************************* + * + * FUNCTION: acpi_os_purge_cache + * + * PARAMETERS: Cache - Handle to cache object + * + * RETURN: Status + * + * DESCRIPTION: Free all objects within the requested cache. + * + ******************************************************************************/ + +acpi_status acpi_os_purge_cache(acpi_cache_t * cache) +{ + (void)kmem_cache_shrink(cache); + return (AE_OK); +} + +/******************************************************************************* + * + * FUNCTION: acpi_os_delete_cache + * + * PARAMETERS: Cache - Handle to cache object + * + * RETURN: Status + * + * DESCRIPTION: Free all objects within the requested cache and delete the + * cache object. + * + ******************************************************************************/ + +acpi_status acpi_os_delete_cache(acpi_cache_t * cache) +{ + (void)kmem_cache_destroy(cache); + return (AE_OK); +} + +/******************************************************************************* + * + * FUNCTION: acpi_os_release_object + * + * PARAMETERS: Cache - Handle to cache object + * Object - The object to be released + * + * RETURN: None + * + * DESCRIPTION: Release an object to the specified cache. If cache is full, + * the object is deleted. + * + ******************************************************************************/ + +acpi_status acpi_os_release_object(acpi_cache_t * cache, void *object) +{ + kmem_cache_free(cache, object); + return (AE_OK); +} + +/******************************************************************************* + * + * FUNCTION: acpi_os_acquire_object + * + * PARAMETERS: Cache - Handle to cache object + * ReturnObject - Where the object is returned + * + * RETURN: Status + * + * DESCRIPTION: Get an object from the specified cache. If cache is empty, + * the object is allocated. + * + ******************************************************************************/ + +void *acpi_os_acquire_object(acpi_cache_t * cache) +{ + void *object = kmem_cache_alloc(cache, GFP_KERNEL); + WARN_ON(!object); + return object; +} + +#endif diff --git a/drivers/acpi/parser/Makefile b/drivers/acpi/parser/Makefile index bbdd286c660d..db24ee09cf11 100644 --- a/drivers/acpi/parser/Makefile +++ b/drivers/acpi/parser/Makefile @@ -2,7 +2,7 @@ # Makefile for all Linux ACPI interpreter subdirectories # -obj-y := psargs.o psparse.o pstree.o pswalk.o \ +obj-y := psargs.o psparse.o psloop.o pstree.o pswalk.o \ psopcode.o psscope.o psutils.o psxface.o EXTRA_CFLAGS += $(ACPI_CFLAGS) diff --git a/drivers/acpi/parser/psargs.c b/drivers/acpi/parser/psargs.c index b7ac68cc9e1c..5858188f94a6 100644 --- a/drivers/acpi/parser/psargs.c +++ b/drivers/acpi/parser/psargs.c @@ -41,25 +41,20 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> #include <acpi/acnamesp.h> #define _COMPONENT ACPI_PARSER - ACPI_MODULE_NAME ("psargs") +ACPI_MODULE_NAME("psargs") /* Local prototypes */ - static u32 -acpi_ps_get_next_package_length ( - struct acpi_parse_state *parser_state); - -static union acpi_parse_object * -acpi_ps_get_next_field ( - struct acpi_parse_state *parser_state); +acpi_ps_get_next_package_length(struct acpi_parse_state *parser_state); +static union acpi_parse_object *acpi_ps_get_next_field(struct acpi_parse_state + *parser_state); /******************************************************************************* * @@ -75,49 +70,43 @@ acpi_ps_get_next_field ( ******************************************************************************/ static u32 -acpi_ps_get_next_package_length ( - struct acpi_parse_state *parser_state) +acpi_ps_get_next_package_length(struct acpi_parse_state *parser_state) { - u32 encoded_length; - u32 length = 0; + u32 encoded_length; + u32 length = 0; + ACPI_FUNCTION_TRACE("ps_get_next_package_length"); - ACPI_FUNCTION_TRACE ("ps_get_next_package_length"); - - - encoded_length = (u32) ACPI_GET8 (parser_state->aml); + encoded_length = (u32) ACPI_GET8(parser_state->aml); parser_state->aml++; - switch (encoded_length >> 6) /* bits 6-7 contain encoding scheme */ { - case 0: /* 1-byte encoding (bits 0-5) */ + switch (encoded_length >> 6) { /* bits 6-7 contain encoding scheme */ + case 0: /* 1-byte encoding (bits 0-5) */ length = (encoded_length & 0x3F); break; + case 1: /* 2-byte encoding (next byte + bits 0-3) */ - case 1: /* 2-byte encoding (next byte + bits 0-3) */ - - length = ((ACPI_GET8 (parser_state->aml) << 04) | - (encoded_length & 0x0F)); + length = ((ACPI_GET8(parser_state->aml) << 04) | + (encoded_length & 0x0F)); parser_state->aml++; break; + case 2: /* 3-byte encoding (next 2 bytes + bits 0-3) */ - case 2: /* 3-byte encoding (next 2 bytes + bits 0-3) */ - - length = ((ACPI_GET8 (parser_state->aml + 1) << 12) | - (ACPI_GET8 (parser_state->aml) << 04) | - (encoded_length & 0x0F)); + length = ((ACPI_GET8(parser_state->aml + 1) << 12) | + (ACPI_GET8(parser_state->aml) << 04) | + (encoded_length & 0x0F)); parser_state->aml += 2; break; + case 3: /* 4-byte encoding (next 3 bytes + bits 0-3) */ - case 3: /* 4-byte encoding (next 3 bytes + bits 0-3) */ - - length = ((ACPI_GET8 (parser_state->aml + 2) << 20) | - (ACPI_GET8 (parser_state->aml + 1) << 12) | - (ACPI_GET8 (parser_state->aml) << 04) | - (encoded_length & 0x0F)); + length = ((ACPI_GET8(parser_state->aml + 2) << 20) | + (ACPI_GET8(parser_state->aml + 1) << 12) | + (ACPI_GET8(parser_state->aml) << 04) | + (encoded_length & 0x0F)); parser_state->aml += 3; break; @@ -127,10 +116,9 @@ acpi_ps_get_next_package_length ( break; } - return_VALUE (length); + return_VALUE(length); } - /******************************************************************************* * * FUNCTION: acpi_ps_get_next_package_end @@ -144,25 +132,21 @@ acpi_ps_get_next_package_length ( * ******************************************************************************/ -u8 * -acpi_ps_get_next_package_end ( - struct acpi_parse_state *parser_state) +u8 *acpi_ps_get_next_package_end(struct acpi_parse_state *parser_state) { - u8 *start = parser_state->aml; - acpi_native_uint length; - - - ACPI_FUNCTION_TRACE ("ps_get_next_package_end"); + u8 *start = parser_state->aml; + acpi_native_uint length; + ACPI_FUNCTION_TRACE("ps_get_next_package_end"); /* Function below changes parser_state->Aml */ - length = (acpi_native_uint) acpi_ps_get_next_package_length (parser_state); + length = + (acpi_native_uint) acpi_ps_get_next_package_length(parser_state); - return_PTR (start + length); /* end of package */ + return_PTR(start + length); /* end of package */ } - /******************************************************************************* * * FUNCTION: acpi_ps_get_next_namestring @@ -178,20 +162,16 @@ acpi_ps_get_next_package_end ( * ******************************************************************************/ -char * -acpi_ps_get_next_namestring ( - struct acpi_parse_state *parser_state) +char *acpi_ps_get_next_namestring(struct acpi_parse_state *parser_state) { - u8 *start = parser_state->aml; - u8 *end = parser_state->aml; - - - ACPI_FUNCTION_TRACE ("ps_get_next_namestring"); + u8 *start = parser_state->aml; + u8 *end = parser_state->aml; + ACPI_FUNCTION_TRACE("ps_get_next_namestring"); /* Handle multiple prefix characters */ - while (acpi_ps_is_prefix_char (ACPI_GET8 (end))) { + while (acpi_ps_is_prefix_char(ACPI_GET8(end))) { /* Include prefix '\\' or '^' */ end++; @@ -199,7 +179,7 @@ acpi_ps_get_next_namestring ( /* Decode the path */ - switch (ACPI_GET8 (end)) { + switch (ACPI_GET8(end)) { case 0: /* null_name */ @@ -221,7 +201,7 @@ acpi_ps_get_next_namestring ( /* Multiple name segments, 4 chars each */ - end += 2 + ((acpi_size) ACPI_GET8 (end + 1) * ACPI_NAME_SIZE); + end += 2 + ((acpi_size) ACPI_GET8(end + 1) * ACPI_NAME_SIZE); break; default: @@ -232,11 +212,10 @@ acpi_ps_get_next_namestring ( break; } - parser_state->aml = (u8*) end; - return_PTR ((char *) start); + parser_state->aml = (u8 *) end; + return_PTR((char *)start); } - /******************************************************************************* * * FUNCTION: acpi_ps_get_next_namepath @@ -259,24 +238,20 @@ acpi_ps_get_next_namestring ( ******************************************************************************/ acpi_status -acpi_ps_get_next_namepath ( - struct acpi_walk_state *walk_state, - struct acpi_parse_state *parser_state, - union acpi_parse_object *arg, - u8 method_call) +acpi_ps_get_next_namepath(struct acpi_walk_state *walk_state, + struct acpi_parse_state *parser_state, + union acpi_parse_object *arg, u8 method_call) { - char *path; - union acpi_parse_object *name_op; - acpi_status status = AE_OK; - union acpi_operand_object *method_desc; - struct acpi_namespace_node *node; - union acpi_generic_state scope_info; + char *path; + union acpi_parse_object *name_op; + acpi_status status = AE_OK; + union acpi_operand_object *method_desc; + struct acpi_namespace_node *node; + union acpi_generic_state scope_info; + ACPI_FUNCTION_TRACE("ps_get_next_namepath"); - ACPI_FUNCTION_TRACE ("ps_get_next_namepath"); - - - path = acpi_ps_get_next_namestring (parser_state); + path = acpi_ps_get_next_namestring(parser_state); /* Null path case is allowed */ @@ -296,49 +271,50 @@ acpi_ps_get_next_namepath ( * parent tree, but don't open a new scope -- we just want to lookup the * object (MUST BE mode EXECUTE to perform upsearch) */ - status = acpi_ns_lookup (&scope_info, path, ACPI_TYPE_ANY, - ACPI_IMODE_EXECUTE, - ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, - NULL, &node); - if (ACPI_SUCCESS (status) && method_call) { + status = acpi_ns_lookup(&scope_info, path, ACPI_TYPE_ANY, + ACPI_IMODE_EXECUTE, + ACPI_NS_SEARCH_PARENT | + ACPI_NS_DONT_OPEN_SCOPE, NULL, &node); + if (ACPI_SUCCESS(status) && method_call) { if (node->type == ACPI_TYPE_METHOD) { /* This name is actually a control method invocation */ - method_desc = acpi_ns_get_attached_object (node); - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "Control Method - %p Desc %p Path=%p\n", - node, method_desc, path)); + method_desc = acpi_ns_get_attached_object(node); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Control Method - %p Desc %p Path=%p\n", + node, method_desc, path)); - name_op = acpi_ps_alloc_op (AML_INT_NAMEPATH_OP); + name_op = acpi_ps_alloc_op(AML_INT_NAMEPATH_OP); if (!name_op) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Change arg into a METHOD CALL and attach name to it */ - acpi_ps_init_op (arg, AML_INT_METHODCALL_OP); + acpi_ps_init_op(arg, AML_INT_METHODCALL_OP); name_op->common.value.name = path; /* Point METHODCALL/NAME to the METHOD Node */ name_op->common.node = node; - acpi_ps_append_arg (arg, name_op); + acpi_ps_append_arg(arg, name_op); if (!method_desc) { - ACPI_REPORT_ERROR (( - "ps_get_next_namepath: Control Method %p has no attached object\n", - node)); - return_ACPI_STATUS (AE_AML_INTERNAL); + ACPI_REPORT_ERROR(("ps_get_next_namepath: Control Method %p has no attached object\n", node)); + return_ACPI_STATUS(AE_AML_INTERNAL); } - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "Control Method - %p Args %X\n", - node, method_desc->method.param_count)); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Control Method - %p Args %X\n", + node, + method_desc->method. + param_count)); /* Get the number of arguments to expect */ - walk_state->arg_count = method_desc->method.param_count; - return_ACPI_STATUS (AE_OK); + walk_state->arg_count = + method_desc->method.param_count; + return_ACPI_STATUS(AE_OK); } /* @@ -348,25 +324,26 @@ acpi_ps_get_next_namepath ( */ } - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { /* * 1) Any error other than NOT_FOUND is always severe * 2) NOT_FOUND is only important if we are executing a method. * 3) If executing a cond_ref_of opcode, NOT_FOUND is ok. */ - if ((((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) == ACPI_PARSE_EXECUTE) && - (status == AE_NOT_FOUND) && - (walk_state->op->common.aml_opcode != AML_COND_REF_OF_OP)) || - - (status != AE_NOT_FOUND)) { - ACPI_REPORT_NSERROR (path, status); - - acpi_os_printf ("search_node %p start_node %p return_node %p\n", - scope_info.scope.node, parser_state->start_node, node); - - - } - else { + if ((((walk_state-> + parse_flags & ACPI_PARSE_MODE_MASK) == + ACPI_PARSE_EXECUTE) && (status == AE_NOT_FOUND) + && (walk_state->op->common.aml_opcode != + AML_COND_REF_OF_OP)) + || (status != AE_NOT_FOUND)) { + ACPI_REPORT_NSERROR(path, status); + + acpi_os_printf + ("search_node %p start_node %p return_node %p\n", + scope_info.scope.node, + parser_state->start_node, node); + + } else { /* * We got a NOT_FOUND during table load or we encountered * a cond_ref_of(x) where the target does not exist. @@ -381,13 +358,12 @@ acpi_ps_get_next_namepath ( * Regardless of success/failure above, * Just initialize the Op with the pathname. */ - acpi_ps_init_op (arg, AML_INT_NAMEPATH_OP); + acpi_ps_init_op(arg, AML_INT_NAMEPATH_OP); arg->common.value.name = path; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ps_get_next_simple_arg @@ -403,87 +379,81 @@ acpi_ps_get_next_namepath ( ******************************************************************************/ void -acpi_ps_get_next_simple_arg ( - struct acpi_parse_state *parser_state, - u32 arg_type, - union acpi_parse_object *arg) +acpi_ps_get_next_simple_arg(struct acpi_parse_state *parser_state, + u32 arg_type, union acpi_parse_object *arg) { - ACPI_FUNCTION_TRACE_U32 ("ps_get_next_simple_arg", arg_type); - + ACPI_FUNCTION_TRACE_U32("ps_get_next_simple_arg", arg_type); switch (arg_type) { case ARGP_BYTEDATA: - acpi_ps_init_op (arg, AML_BYTE_OP); - arg->common.value.integer = (u32) ACPI_GET8 (parser_state->aml); + acpi_ps_init_op(arg, AML_BYTE_OP); + arg->common.value.integer = (u32) ACPI_GET8(parser_state->aml); parser_state->aml++; break; - case ARGP_WORDDATA: - acpi_ps_init_op (arg, AML_WORD_OP); + acpi_ps_init_op(arg, AML_WORD_OP); /* Get 2 bytes from the AML stream */ - ACPI_MOVE_16_TO_32 (&arg->common.value.integer, parser_state->aml); + ACPI_MOVE_16_TO_32(&arg->common.value.integer, + parser_state->aml); parser_state->aml += 2; break; - case ARGP_DWORDDATA: - acpi_ps_init_op (arg, AML_DWORD_OP); + acpi_ps_init_op(arg, AML_DWORD_OP); /* Get 4 bytes from the AML stream */ - ACPI_MOVE_32_TO_32 (&arg->common.value.integer, parser_state->aml); + ACPI_MOVE_32_TO_32(&arg->common.value.integer, + parser_state->aml); parser_state->aml += 4; break; - case ARGP_QWORDDATA: - acpi_ps_init_op (arg, AML_QWORD_OP); + acpi_ps_init_op(arg, AML_QWORD_OP); /* Get 8 bytes from the AML stream */ - ACPI_MOVE_64_TO_64 (&arg->common.value.integer, parser_state->aml); + ACPI_MOVE_64_TO_64(&arg->common.value.integer, + parser_state->aml); parser_state->aml += 8; break; - case ARGP_CHARLIST: - acpi_ps_init_op (arg, AML_STRING_OP); - arg->common.value.string = (char *) parser_state->aml; + acpi_ps_init_op(arg, AML_STRING_OP); + arg->common.value.string = (char *)parser_state->aml; - while (ACPI_GET8 (parser_state->aml) != '\0') { + while (ACPI_GET8(parser_state->aml) != '\0') { parser_state->aml++; } parser_state->aml++; break; - case ARGP_NAME: case ARGP_NAMESTRING: - acpi_ps_init_op (arg, AML_INT_NAMEPATH_OP); - arg->common.value.name = acpi_ps_get_next_namestring (parser_state); + acpi_ps_init_op(arg, AML_INT_NAMEPATH_OP); + arg->common.value.name = + acpi_ps_get_next_namestring(parser_state); break; - default: - ACPI_REPORT_ERROR (("Invalid arg_type %X\n", arg_type)); + ACPI_REPORT_ERROR(("Invalid arg_type %X\n", arg_type)); break; } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ps_get_next_field @@ -496,24 +466,21 @@ acpi_ps_get_next_simple_arg ( * ******************************************************************************/ -static union acpi_parse_object * -acpi_ps_get_next_field ( - struct acpi_parse_state *parser_state) +static union acpi_parse_object *acpi_ps_get_next_field(struct acpi_parse_state + *parser_state) { - u32 aml_offset = (u32) - ACPI_PTR_DIFF (parser_state->aml, - parser_state->aml_start); - union acpi_parse_object *field; - u16 opcode; - u32 name; - - - ACPI_FUNCTION_TRACE ("ps_get_next_field"); + u32 aml_offset = (u32) + ACPI_PTR_DIFF(parser_state->aml, + parser_state->aml_start); + union acpi_parse_object *field; + u16 opcode; + u32 name; + ACPI_FUNCTION_TRACE("ps_get_next_field"); /* Determine field type */ - switch (ACPI_GET8 (parser_state->aml)) { + switch (ACPI_GET8(parser_state->aml)) { default: opcode = AML_INT_NAMEDFIELD_OP; @@ -534,9 +501,9 @@ acpi_ps_get_next_field ( /* Allocate a new field op */ - field = acpi_ps_alloc_op (opcode); + field = acpi_ps_alloc_op(opcode); if (!field) { - return_PTR (NULL); + return_PTR(NULL); } field->common.aml_offset = aml_offset; @@ -548,33 +515,34 @@ acpi_ps_get_next_field ( /* Get the 4-character name */ - ACPI_MOVE_32_TO_32 (&name, parser_state->aml); - acpi_ps_set_name (field, name); + ACPI_MOVE_32_TO_32(&name, parser_state->aml); + acpi_ps_set_name(field, name); parser_state->aml += ACPI_NAME_SIZE; /* Get the length which is encoded as a package length */ - field->common.value.size = acpi_ps_get_next_package_length (parser_state); + field->common.value.size = + acpi_ps_get_next_package_length(parser_state); break; - case AML_INT_RESERVEDFIELD_OP: /* Get the length which is encoded as a package length */ - field->common.value.size = acpi_ps_get_next_package_length (parser_state); + field->common.value.size = + acpi_ps_get_next_package_length(parser_state); break; - case AML_INT_ACCESSFIELD_OP: /* * Get access_type and access_attrib and merge into the field Op * access_type is first operand, access_attribute is second */ - field->common.value.integer = (ACPI_GET8 (parser_state->aml) << 8); + field->common.value.integer = + (ACPI_GET8(parser_state->aml) << 8); parser_state->aml++; - field->common.value.integer |= ACPI_GET8 (parser_state->aml); + field->common.value.integer |= ACPI_GET8(parser_state->aml); parser_state->aml++; break; @@ -584,10 +552,9 @@ acpi_ps_get_next_field ( break; } - return_PTR (field); + return_PTR(field); } - /******************************************************************************* * * FUNCTION: acpi_ps_get_next_arg @@ -605,21 +572,17 @@ acpi_ps_get_next_field ( ******************************************************************************/ acpi_status -acpi_ps_get_next_arg ( - struct acpi_walk_state *walk_state, - struct acpi_parse_state *parser_state, - u32 arg_type, - union acpi_parse_object **return_arg) +acpi_ps_get_next_arg(struct acpi_walk_state *walk_state, + struct acpi_parse_state *parser_state, + u32 arg_type, union acpi_parse_object **return_arg) { - union acpi_parse_object *arg = NULL; - union acpi_parse_object *prev = NULL; - union acpi_parse_object *field; - u32 subop; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_PTR ("ps_get_next_arg", parser_state); + union acpi_parse_object *arg = NULL; + union acpi_parse_object *prev = NULL; + union acpi_parse_object *field; + u32 subop; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_PTR("ps_get_next_arg", parser_state); switch (arg_type) { case ARGP_BYTEDATA: @@ -631,37 +594,35 @@ acpi_ps_get_next_arg ( /* Constants, strings, and namestrings are all the same size */ - arg = acpi_ps_alloc_op (AML_BYTE_OP); + arg = acpi_ps_alloc_op(AML_BYTE_OP); if (!arg) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } - acpi_ps_get_next_simple_arg (parser_state, arg_type, arg); + acpi_ps_get_next_simple_arg(parser_state, arg_type, arg); break; - case ARGP_PKGLENGTH: /* Package length, nothing returned */ - parser_state->pkg_end = acpi_ps_get_next_package_end (parser_state); + parser_state->pkg_end = + acpi_ps_get_next_package_end(parser_state); break; - case ARGP_FIELDLIST: if (parser_state->aml < parser_state->pkg_end) { /* Non-empty list */ while (parser_state->aml < parser_state->pkg_end) { - field = acpi_ps_get_next_field (parser_state); + field = acpi_ps_get_next_field(parser_state); if (!field) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } if (prev) { prev->common.next = field; - } - else { + } else { arg = field; } prev = field; @@ -673,21 +634,21 @@ acpi_ps_get_next_arg ( } break; - case ARGP_BYTELIST: if (parser_state->aml < parser_state->pkg_end) { /* Non-empty list */ - arg = acpi_ps_alloc_op (AML_INT_BYTELIST_OP); + arg = acpi_ps_alloc_op(AML_INT_BYTELIST_OP); if (!arg) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Fill in bytelist data */ arg->common.value.size = (u32) - ACPI_PTR_DIFF (parser_state->pkg_end, parser_state->aml); + ACPI_PTR_DIFF(parser_state->pkg_end, + parser_state->aml); arg->named.data = parser_state->aml; /* Skip to End of byte data */ @@ -696,32 +657,31 @@ acpi_ps_get_next_arg ( } break; - case ARGP_TARGET: case ARGP_SUPERNAME: case ARGP_SIMPLENAME: - subop = acpi_ps_peek_opcode (parser_state); - if (subop == 0 || - acpi_ps_is_leading_char (subop) || - acpi_ps_is_prefix_char (subop)) { + subop = acpi_ps_peek_opcode(parser_state); + if (subop == 0 || + acpi_ps_is_leading_char(subop) || + acpi_ps_is_prefix_char(subop)) { /* null_name or name_string */ - arg = acpi_ps_alloc_op (AML_INT_NAMEPATH_OP); + arg = acpi_ps_alloc_op(AML_INT_NAMEPATH_OP); if (!arg) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } - status = acpi_ps_get_next_namepath (walk_state, parser_state, arg, 0); - } - else { + status = + acpi_ps_get_next_namepath(walk_state, parser_state, + arg, 0); + } else { /* Single complex argument, nothing returned */ walk_state->arg_count = 1; } break; - case ARGP_DATAOBJ: case ARGP_TERMARG: @@ -730,7 +690,6 @@ acpi_ps_get_next_arg ( walk_state->arg_count = 1; break; - case ARGP_DATAOBJLIST: case ARGP_TERMLIST: case ARGP_OBJLIST: @@ -742,14 +701,13 @@ acpi_ps_get_next_arg ( } break; - default: - ACPI_REPORT_ERROR (("Invalid arg_type: %X\n", arg_type)); + ACPI_REPORT_ERROR(("Invalid arg_type: %X\n", arg_type)); status = AE_AML_OPERAND_TYPE; break; } *return_arg = arg; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } diff --git a/drivers/acpi/parser/psloop.c b/drivers/acpi/parser/psloop.c new file mode 100644 index 000000000000..088d33999d90 --- /dev/null +++ b/drivers/acpi/parser/psloop.c @@ -0,0 +1,874 @@ +/****************************************************************************** + * + * Module Name: psloop - Main AML parse loop + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2005, R. Byron Moore + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGES. + */ + +/* + * Parse the AML and build an operation tree as most interpreters, + * like Perl, do. Parsing is done by hand rather than with a YACC + * generated parser to tightly constrain stack and dynamic memory + * usage. At the same time, parsing is kept flexible and the code + * fairly compact by parsing based on a list of AML opcode + * templates in aml_op_info[] + */ + +#include <acpi/acpi.h> +#include <acpi/acparser.h> +#include <acpi/acdispat.h> +#include <acpi/amlcode.h> + +#define _COMPONENT ACPI_PARSER +ACPI_MODULE_NAME("psloop") + +static u32 acpi_gbl_depth = 0; + +/******************************************************************************* + * + * FUNCTION: acpi_ps_parse_loop + * + * PARAMETERS: walk_state - Current state + * + * RETURN: Status + * + * DESCRIPTION: Parse AML (pointed to by the current parser state) and return + * a tree of ops. + * + ******************************************************************************/ + +acpi_status acpi_ps_parse_loop(struct acpi_walk_state *walk_state) +{ + acpi_status status = AE_OK; + acpi_status status2; + union acpi_parse_object *op = NULL; /* current op */ + union acpi_parse_object *arg = NULL; + union acpi_parse_object *pre_op = NULL; + struct acpi_parse_state *parser_state; + u8 *aml_op_start = NULL; + + ACPI_FUNCTION_TRACE_PTR("ps_parse_loop", walk_state); + + if (walk_state->descending_callback == NULL) { + return_ACPI_STATUS(AE_BAD_PARAMETER); + } + + parser_state = &walk_state->parser_state; + walk_state->arg_types = 0; + +#if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY)) + + if (walk_state->walk_type & ACPI_WALK_METHOD_RESTART) { + /* We are restarting a preempted control method */ + + if (acpi_ps_has_completed_scope(parser_state)) { + /* + * We must check if a predicate to an IF or WHILE statement + * was just completed + */ + if ((parser_state->scope->parse_scope.op) && + ((parser_state->scope->parse_scope.op->common. + aml_opcode == AML_IF_OP) + || (parser_state->scope->parse_scope.op->common. + aml_opcode == AML_WHILE_OP)) + && (walk_state->control_state) + && (walk_state->control_state->common.state == + ACPI_CONTROL_PREDICATE_EXECUTING)) { + /* + * A predicate was just completed, get the value of the + * predicate and branch based on that value + */ + walk_state->op = NULL; + status = + acpi_ds_get_predicate_value(walk_state, + ACPI_TO_POINTER + (TRUE)); + if (ACPI_FAILURE(status) + && ((status & AE_CODE_MASK) != + AE_CODE_CONTROL)) { + if (status == AE_AML_NO_RETURN_VALUE) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invoked method did not return a value, %s\n", + acpi_format_exception + (status))); + + } + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "get_predicate Failed, %s\n", + acpi_format_exception + (status))); + return_ACPI_STATUS(status); + } + + status = + acpi_ps_next_parse_state(walk_state, op, + status); + } + + acpi_ps_pop_scope(parser_state, &op, + &walk_state->arg_types, + &walk_state->arg_count); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Popped scope, Op=%p\n", op)); + } else if (walk_state->prev_op) { + /* We were in the middle of an op */ + + op = walk_state->prev_op; + walk_state->arg_types = walk_state->prev_arg_types; + } + } +#endif + + /* Iterative parsing loop, while there is more AML to process: */ + + while ((parser_state->aml < parser_state->aml_end) || (op)) { + aml_op_start = parser_state->aml; + if (!op) { + /* Get the next opcode from the AML stream */ + + walk_state->aml_offset = + (u32) ACPI_PTR_DIFF(parser_state->aml, + parser_state->aml_start); + walk_state->opcode = acpi_ps_peek_opcode(parser_state); + + /* + * First cut to determine what we have found: + * 1) A valid AML opcode + * 2) A name string + * 3) An unknown/invalid opcode + */ + walk_state->op_info = + acpi_ps_get_opcode_info(walk_state->opcode); + switch (walk_state->op_info->class) { + case AML_CLASS_ASCII: + case AML_CLASS_PREFIX: + /* + * Starts with a valid prefix or ASCII char, this is a name + * string. Convert the bare name string to a namepath. + */ + walk_state->opcode = AML_INT_NAMEPATH_OP; + walk_state->arg_types = ARGP_NAMESTRING; + break; + + case AML_CLASS_UNKNOWN: + + /* The opcode is unrecognized. Just skip unknown opcodes */ + + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Found unknown opcode %X at AML address %p offset %X, ignoring\n", + walk_state->opcode, + parser_state->aml, + walk_state->aml_offset)); + + ACPI_DUMP_BUFFER(parser_state->aml, 128); + + /* Assume one-byte bad opcode */ + + parser_state->aml++; + continue; + + default: + + /* Found opcode info, this is a normal opcode */ + + parser_state->aml += + acpi_ps_get_opcode_size(walk_state->opcode); + walk_state->arg_types = + walk_state->op_info->parse_args; + break; + } + + /* Create Op structure and append to parent's argument list */ + + if (walk_state->op_info->flags & AML_NAMED) { + /* Allocate a new pre_op if necessary */ + + if (!pre_op) { + pre_op = + acpi_ps_alloc_op(walk_state-> + opcode); + if (!pre_op) { + status = AE_NO_MEMORY; + goto close_this_op; + } + } + + pre_op->common.value.arg = NULL; + pre_op->common.aml_opcode = walk_state->opcode; + + /* + * Get and append arguments until we find the node that contains + * the name (the type ARGP_NAME). + */ + while (GET_CURRENT_ARG_TYPE + (walk_state->arg_types) + && + (GET_CURRENT_ARG_TYPE + (walk_state->arg_types) != ARGP_NAME)) { + status = + acpi_ps_get_next_arg(walk_state, + parser_state, + GET_CURRENT_ARG_TYPE + (walk_state-> + arg_types), + &arg); + if (ACPI_FAILURE(status)) { + goto close_this_op; + } + + acpi_ps_append_arg(pre_op, arg); + INCREMENT_ARG_LIST(walk_state-> + arg_types); + } + + /* + * Make sure that we found a NAME and didn't run out of + * arguments + */ + if (!GET_CURRENT_ARG_TYPE + (walk_state->arg_types)) { + status = AE_AML_NO_OPERAND; + goto close_this_op; + } + + /* We know that this arg is a name, move to next arg */ + + INCREMENT_ARG_LIST(walk_state->arg_types); + + /* + * Find the object. This will either insert the object into + * the namespace or simply look it up + */ + walk_state->op = NULL; + + status = + walk_state->descending_callback(walk_state, + &op); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "During name lookup/catalog, %s\n", + acpi_format_exception + (status))); + goto close_this_op; + } + + if (!op) { + continue; + } + + status = + acpi_ps_next_parse_state(walk_state, op, + status); + if (status == AE_CTRL_PENDING) { + status = AE_OK; + goto close_this_op; + } + + if (ACPI_FAILURE(status)) { + goto close_this_op; + } + + acpi_ps_append_arg(op, + pre_op->common.value.arg); + acpi_gbl_depth++; + + if (op->common.aml_opcode == AML_REGION_OP) { + /* + * Defer final parsing of an operation_region body, + * because we don't have enough info in the first pass + * to parse it correctly (i.e., there may be method + * calls within the term_arg elements of the body.) + * + * However, we must continue parsing because + * the opregion is not a standalone package -- + * we don't know where the end is at this point. + * + * (Length is unknown until parse of the body complete) + */ + op->named.data = aml_op_start; + op->named.length = 0; + } + } else { + /* Not a named opcode, just allocate Op and append to parent */ + + walk_state->op_info = + acpi_ps_get_opcode_info(walk_state->opcode); + op = acpi_ps_alloc_op(walk_state->opcode); + if (!op) { + status = AE_NO_MEMORY; + goto close_this_op; + } + + if (walk_state->op_info->flags & AML_CREATE) { + /* + * Backup to beginning of create_xXXfield declaration + * body_length is unknown until we parse the body + */ + op->named.data = aml_op_start; + op->named.length = 0; + } + + acpi_ps_append_arg(acpi_ps_get_parent_scope + (parser_state), op); + + if ((walk_state->descending_callback != NULL)) { + /* + * Find the object. This will either insert the object into + * the namespace or simply look it up + */ + walk_state->op = op; + + status = + walk_state-> + descending_callback(walk_state, + &op); + status = + acpi_ps_next_parse_state(walk_state, + op, + status); + if (status == AE_CTRL_PENDING) { + status = AE_OK; + goto close_this_op; + } + + if (ACPI_FAILURE(status)) { + goto close_this_op; + } + } + } + + op->common.aml_offset = walk_state->aml_offset; + + if (walk_state->op_info) { + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Opcode %4.4X [%s] Op %p Aml %p aml_offset %5.5X\n", + (u32) op->common.aml_opcode, + walk_state->op_info->name, op, + parser_state->aml, + op->common.aml_offset)); + } + } + + /* + * Start arg_count at zero because we don't know if there are + * any args yet + */ + walk_state->arg_count = 0; + + /* Are there any arguments that must be processed? */ + + if (walk_state->arg_types) { + /* Get arguments */ + + switch (op->common.aml_opcode) { + case AML_BYTE_OP: /* AML_BYTEDATA_ARG */ + case AML_WORD_OP: /* AML_WORDDATA_ARG */ + case AML_DWORD_OP: /* AML_DWORDATA_ARG */ + case AML_QWORD_OP: /* AML_QWORDATA_ARG */ + case AML_STRING_OP: /* AML_ASCIICHARLIST_ARG */ + + /* Fill in constant or string argument directly */ + + acpi_ps_get_next_simple_arg(parser_state, + GET_CURRENT_ARG_TYPE + (walk_state-> + arg_types), op); + break; + + case AML_INT_NAMEPATH_OP: /* AML_NAMESTRING_ARG */ + + status = + acpi_ps_get_next_namepath(walk_state, + parser_state, op, + 1); + if (ACPI_FAILURE(status)) { + goto close_this_op; + } + + walk_state->arg_types = 0; + break; + + default: + /* + * Op is not a constant or string, append each argument + * to the Op + */ + while (GET_CURRENT_ARG_TYPE + (walk_state->arg_types) + && !walk_state->arg_count) { + walk_state->aml_offset = (u32) + ACPI_PTR_DIFF(parser_state->aml, + parser_state-> + aml_start); + + status = + acpi_ps_get_next_arg(walk_state, + parser_state, + GET_CURRENT_ARG_TYPE + (walk_state-> + arg_types), + &arg); + if (ACPI_FAILURE(status)) { + goto close_this_op; + } + + if (arg) { + arg->common.aml_offset = + walk_state->aml_offset; + acpi_ps_append_arg(op, arg); + } + INCREMENT_ARG_LIST(walk_state-> + arg_types); + } + + /* Special processing for certain opcodes */ + + /* TBD (remove): Temporary mechanism to disable this code if needed */ + +#ifdef ACPI_ENABLE_MODULE_LEVEL_CODE + + if ((walk_state->pass_number <= + ACPI_IMODE_LOAD_PASS1) + && + ((walk_state-> + parse_flags & ACPI_PARSE_DISASSEMBLE) == + 0)) { + /* + * We want to skip If/Else/While constructs during Pass1 + * because we want to actually conditionally execute the + * code during Pass2. + * + * Except for disassembly, where we always want to + * walk the If/Else/While packages + */ + switch (op->common.aml_opcode) { + case AML_IF_OP: + case AML_ELSE_OP: + case AML_WHILE_OP: + + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Pass1: Skipping an If/Else/While body\n")); + + /* Skip body of if/else/while in pass 1 */ + + parser_state->aml = + parser_state->pkg_end; + walk_state->arg_count = 0; + break; + + default: + break; + } + } +#endif + switch (op->common.aml_opcode) { + case AML_METHOD_OP: + + /* + * Skip parsing of control method + * because we don't have enough info in the first pass + * to parse it correctly. + * + * Save the length and address of the body + */ + op->named.data = parser_state->aml; + op->named.length = + (u32) (parser_state->pkg_end - + parser_state->aml); + + /* Skip body of method */ + + parser_state->aml = + parser_state->pkg_end; + walk_state->arg_count = 0; + break; + + case AML_BUFFER_OP: + case AML_PACKAGE_OP: + case AML_VAR_PACKAGE_OP: + + if ((op->common.parent) && + (op->common.parent->common. + aml_opcode == AML_NAME_OP) + && (walk_state->pass_number <= + ACPI_IMODE_LOAD_PASS2)) { + /* + * Skip parsing of Buffers and Packages + * because we don't have enough info in the first pass + * to parse them correctly. + */ + op->named.data = aml_op_start; + op->named.length = + (u32) (parser_state-> + pkg_end - + aml_op_start); + + /* Skip body */ + + parser_state->aml = + parser_state->pkg_end; + walk_state->arg_count = 0; + } + break; + + case AML_WHILE_OP: + + if (walk_state->control_state) { + walk_state->control_state-> + control.package_end = + parser_state->pkg_end; + } + break; + + default: + + /* No action for all other opcodes */ + break; + } + break; + } + } + + /* Check for arguments that need to be processed */ + + if (walk_state->arg_count) { + /* + * There are arguments (complex ones), push Op and + * prepare for argument + */ + status = acpi_ps_push_scope(parser_state, op, + walk_state->arg_types, + walk_state->arg_count); + if (ACPI_FAILURE(status)) { + goto close_this_op; + } + op = NULL; + continue; + } + + /* + * All arguments have been processed -- Op is complete, + * prepare for next + */ + walk_state->op_info = + acpi_ps_get_opcode_info(op->common.aml_opcode); + if (walk_state->op_info->flags & AML_NAMED) { + if (acpi_gbl_depth) { + acpi_gbl_depth--; + } + + if (op->common.aml_opcode == AML_REGION_OP) { + /* + * Skip parsing of control method or opregion body, + * because we don't have enough info in the first pass + * to parse them correctly. + * + * Completed parsing an op_region declaration, we now + * know the length. + */ + op->named.length = + (u32) (parser_state->aml - op->named.data); + } + } + + if (walk_state->op_info->flags & AML_CREATE) { + /* + * Backup to beginning of create_xXXfield declaration (1 for + * Opcode) + * + * body_length is unknown until we parse the body + */ + op->named.length = + (u32) (parser_state->aml - op->named.data); + } + + /* This op complete, notify the dispatcher */ + + if (walk_state->ascending_callback != NULL) { + walk_state->op = op; + walk_state->opcode = op->common.aml_opcode; + + status = walk_state->ascending_callback(walk_state); + status = + acpi_ps_next_parse_state(walk_state, op, status); + if (status == AE_CTRL_PENDING) { + status = AE_OK; + goto close_this_op; + } + } + + close_this_op: + /* + * Finished one argument of the containing scope + */ + parser_state->scope->parse_scope.arg_count--; + + /* Finished with pre_op */ + + if (pre_op) { + acpi_ps_free_op(pre_op); + pre_op = NULL; + } + + /* Close this Op (will result in parse subtree deletion) */ + + status2 = acpi_ps_complete_this_op(walk_state, op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } + op = NULL; + + switch (status) { + case AE_OK: + break; + + case AE_CTRL_TRANSFER: + + /* We are about to transfer to a called method. */ + + walk_state->prev_op = op; + walk_state->prev_arg_types = walk_state->arg_types; + return_ACPI_STATUS(status); + + case AE_CTRL_END: + + acpi_ps_pop_scope(parser_state, &op, + &walk_state->arg_types, + &walk_state->arg_count); + + if (op) { + walk_state->op = op; + walk_state->op_info = + acpi_ps_get_opcode_info(op->common. + aml_opcode); + walk_state->opcode = op->common.aml_opcode; + + status = + walk_state->ascending_callback(walk_state); + status = + acpi_ps_next_parse_state(walk_state, op, + status); + + status2 = + acpi_ps_complete_this_op(walk_state, op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } + op = NULL; + } + status = AE_OK; + break; + + case AE_CTRL_BREAK: + case AE_CTRL_CONTINUE: + + /* Pop off scopes until we find the While */ + + while (!op || (op->common.aml_opcode != AML_WHILE_OP)) { + acpi_ps_pop_scope(parser_state, &op, + &walk_state->arg_types, + &walk_state->arg_count); + } + + /* Close this iteration of the While loop */ + + walk_state->op = op; + walk_state->op_info = + acpi_ps_get_opcode_info(op->common.aml_opcode); + walk_state->opcode = op->common.aml_opcode; + + status = walk_state->ascending_callback(walk_state); + status = + acpi_ps_next_parse_state(walk_state, op, status); + + status2 = acpi_ps_complete_this_op(walk_state, op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } + op = NULL; + + status = AE_OK; + break; + + case AE_CTRL_TERMINATE: + + status = AE_OK; + + /* Clean up */ + do { + if (op) { + status2 = + acpi_ps_complete_this_op(walk_state, + op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } + } + acpi_ps_pop_scope(parser_state, &op, + &walk_state->arg_types, + &walk_state->arg_count); + + } while (op); + + return_ACPI_STATUS(status); + + default: /* All other non-AE_OK status */ + + do { + if (op) { + status2 = + acpi_ps_complete_this_op(walk_state, + op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } + } + acpi_ps_pop_scope(parser_state, &op, + &walk_state->arg_types, + &walk_state->arg_count); + + } while (op); + + /* + * TBD: Cleanup parse ops on error + */ +#if 0 + if (op == NULL) { + acpi_ps_pop_scope(parser_state, &op, + &walk_state->arg_types, + &walk_state->arg_count); + } +#endif + walk_state->prev_op = op; + walk_state->prev_arg_types = walk_state->arg_types; + return_ACPI_STATUS(status); + } + + /* This scope complete? */ + + if (acpi_ps_has_completed_scope(parser_state)) { + acpi_ps_pop_scope(parser_state, &op, + &walk_state->arg_types, + &walk_state->arg_count); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Popped scope, Op=%p\n", op)); + } else { + op = NULL; + } + + } /* while parser_state->Aml */ + + /* + * Complete the last Op (if not completed), and clear the scope stack. + * It is easily possible to end an AML "package" with an unbounded number + * of open scopes (such as when several ASL blocks are closed with + * sequential closing braces). We want to terminate each one cleanly. + */ + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "AML package complete at Op %p\n", + op)); + do { + if (op) { + if (walk_state->ascending_callback != NULL) { + walk_state->op = op; + walk_state->op_info = + acpi_ps_get_opcode_info(op->common. + aml_opcode); + walk_state->opcode = op->common.aml_opcode; + + status = + walk_state->ascending_callback(walk_state); + status = + acpi_ps_next_parse_state(walk_state, op, + status); + if (status == AE_CTRL_PENDING) { + status = AE_OK; + goto close_this_op; + } + + if (status == AE_CTRL_TERMINATE) { + status = AE_OK; + + /* Clean up */ + do { + if (op) { + status2 = + acpi_ps_complete_this_op + (walk_state, op); + if (ACPI_FAILURE + (status2)) { + return_ACPI_STATUS + (status2); + } + } + + acpi_ps_pop_scope(parser_state, + &op, + &walk_state-> + arg_types, + &walk_state-> + arg_count); + + } while (op); + + return_ACPI_STATUS(status); + } + + else if (ACPI_FAILURE(status)) { + /* First error is most important */ + + (void) + acpi_ps_complete_this_op(walk_state, + op); + return_ACPI_STATUS(status); + } + } + + status2 = acpi_ps_complete_this_op(walk_state, op); + if (ACPI_FAILURE(status2)) { + return_ACPI_STATUS(status2); + } + } + + acpi_ps_pop_scope(parser_state, &op, &walk_state->arg_types, + &walk_state->arg_count); + + } while (op); + + return_ACPI_STATUS(status); +} diff --git a/drivers/acpi/parser/psopcode.c b/drivers/acpi/parser/psopcode.c index 5744673568c0..229ae86afe8b 100644 --- a/drivers/acpi/parser/psopcode.c +++ b/drivers/acpi/parser/psopcode.c @@ -41,16 +41,13 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/acopcode.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_PARSER - ACPI_MODULE_NAME ("psopcode") - +ACPI_MODULE_NAME("psopcode") /******************************************************************************* * @@ -62,7 +59,6 @@ * the operand type. * ******************************************************************************/ - /* * Summary of opcode types/flags * @@ -180,156 +176,468 @@ AML_CREATE_QWORD_FIELD_OP ******************************************************************************/ - - /* * Master Opcode information table. A summary of everything we know about each * opcode, all in one place. */ -const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES] = -{ +const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES] = { /*! [Begin] no source code translation */ /* Index Name Parser Args Interpreter Args ObjectType Class Type Flags */ -/* 00 */ ACPI_OP ("Zero", ARGP_ZERO_OP, ARGI_ZERO_OP, ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, AML_CONSTANT), -/* 01 */ ACPI_OP ("One", ARGP_ONE_OP, ARGI_ONE_OP, ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, AML_CONSTANT), -/* 02 */ ACPI_OP ("Alias", ARGP_ALIAS_OP, ARGI_ALIAS_OP, ACPI_TYPE_LOCAL_ALIAS, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 03 */ ACPI_OP ("Name", ARGP_NAME_OP, ARGI_NAME_OP, ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_COMPLEX, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 04 */ ACPI_OP ("ByteConst", ARGP_BYTE_OP, ARGI_BYTE_OP, ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, AML_TYPE_LITERAL, AML_CONSTANT), -/* 05 */ ACPI_OP ("WordConst", ARGP_WORD_OP, ARGI_WORD_OP, ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, AML_TYPE_LITERAL, AML_CONSTANT), -/* 06 */ ACPI_OP ("DwordConst", ARGP_DWORD_OP, ARGI_DWORD_OP, ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, AML_TYPE_LITERAL, AML_CONSTANT), -/* 07 */ ACPI_OP ("String", ARGP_STRING_OP, ARGI_STRING_OP, ACPI_TYPE_STRING, AML_CLASS_ARGUMENT, AML_TYPE_LITERAL, AML_CONSTANT), -/* 08 */ ACPI_OP ("Scope", ARGP_SCOPE_OP, ARGI_SCOPE_OP, ACPI_TYPE_LOCAL_SCOPE, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_NO_OBJ, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 09 */ ACPI_OP ("Buffer", ARGP_BUFFER_OP, ARGI_BUFFER_OP, ACPI_TYPE_BUFFER, AML_CLASS_CREATE, AML_TYPE_CREATE_OBJECT, AML_HAS_ARGS | AML_DEFER | AML_CONSTANT), -/* 0A */ ACPI_OP ("Package", ARGP_PACKAGE_OP, ARGI_PACKAGE_OP, ACPI_TYPE_PACKAGE, AML_CLASS_CREATE, AML_TYPE_CREATE_OBJECT, AML_HAS_ARGS | AML_DEFER | AML_CONSTANT), -/* 0B */ ACPI_OP ("Method", ARGP_METHOD_OP, ARGI_METHOD_OP, ACPI_TYPE_METHOD, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_COMPLEX, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED | AML_DEFER), -/* 0C */ ACPI_OP ("Local0", ARGP_LOCAL0, ARGI_LOCAL0, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_LOCAL_VARIABLE, 0), -/* 0D */ ACPI_OP ("Local1", ARGP_LOCAL1, ARGI_LOCAL1, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_LOCAL_VARIABLE, 0), -/* 0E */ ACPI_OP ("Local2", ARGP_LOCAL2, ARGI_LOCAL2, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_LOCAL_VARIABLE, 0), -/* 0F */ ACPI_OP ("Local3", ARGP_LOCAL3, ARGI_LOCAL3, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_LOCAL_VARIABLE, 0), -/* 10 */ ACPI_OP ("Local4", ARGP_LOCAL4, ARGI_LOCAL4, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_LOCAL_VARIABLE, 0), -/* 11 */ ACPI_OP ("Local5", ARGP_LOCAL5, ARGI_LOCAL5, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_LOCAL_VARIABLE, 0), -/* 12 */ ACPI_OP ("Local6", ARGP_LOCAL6, ARGI_LOCAL6, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_LOCAL_VARIABLE, 0), -/* 13 */ ACPI_OP ("Local7", ARGP_LOCAL7, ARGI_LOCAL7, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_LOCAL_VARIABLE, 0), -/* 14 */ ACPI_OP ("Arg0", ARGP_ARG0, ARGI_ARG0, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_METHOD_ARGUMENT, 0), -/* 15 */ ACPI_OP ("Arg1", ARGP_ARG1, ARGI_ARG1, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_METHOD_ARGUMENT, 0), -/* 16 */ ACPI_OP ("Arg2", ARGP_ARG2, ARGI_ARG2, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_METHOD_ARGUMENT, 0), -/* 17 */ ACPI_OP ("Arg3", ARGP_ARG3, ARGI_ARG3, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_METHOD_ARGUMENT, 0), -/* 18 */ ACPI_OP ("Arg4", ARGP_ARG4, ARGI_ARG4, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_METHOD_ARGUMENT, 0), -/* 19 */ ACPI_OP ("Arg5", ARGP_ARG5, ARGI_ARG5, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_METHOD_ARGUMENT, 0), -/* 1A */ ACPI_OP ("Arg6", ARGP_ARG6, ARGI_ARG6, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_METHOD_ARGUMENT, 0), -/* 1B */ ACPI_OP ("Store", ARGP_STORE_OP, ARGI_STORE_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R), -/* 1C */ ACPI_OP ("RefOf", ARGP_REF_OF_OP, ARGI_REF_OF_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, AML_FLAGS_EXEC_1A_0T_1R), -/* 1D */ ACPI_OP ("Add", ARGP_ADD_OP, ARGI_ADD_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 1E */ ACPI_OP ("Concatenate", ARGP_CONCAT_OP, ARGI_CONCAT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), -/* 1F */ ACPI_OP ("Subtract", ARGP_SUBTRACT_OP, ARGI_SUBTRACT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 20 */ ACPI_OP ("Increment", ARGP_INCREMENT_OP, ARGI_INCREMENT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, AML_FLAGS_EXEC_1A_0T_1R | AML_CONSTANT), -/* 21 */ ACPI_OP ("Decrement", ARGP_DECREMENT_OP, ARGI_DECREMENT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, AML_FLAGS_EXEC_1A_0T_1R | AML_CONSTANT), -/* 22 */ ACPI_OP ("Multiply", ARGP_MULTIPLY_OP, ARGI_MULTIPLY_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 23 */ ACPI_OP ("Divide", ARGP_DIVIDE_OP, ARGI_DIVIDE_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_2T_1R, AML_FLAGS_EXEC_2A_2T_1R | AML_CONSTANT), -/* 24 */ ACPI_OP ("ShiftLeft", ARGP_SHIFT_LEFT_OP, ARGI_SHIFT_LEFT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 25 */ ACPI_OP ("ShiftRight", ARGP_SHIFT_RIGHT_OP, ARGI_SHIFT_RIGHT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 26 */ ACPI_OP ("And", ARGP_BIT_AND_OP, ARGI_BIT_AND_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 27 */ ACPI_OP ("NAnd", ARGP_BIT_NAND_OP, ARGI_BIT_NAND_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 28 */ ACPI_OP ("Or", ARGP_BIT_OR_OP, ARGI_BIT_OR_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 29 */ ACPI_OP ("NOr", ARGP_BIT_NOR_OP, ARGI_BIT_NOR_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 2A */ ACPI_OP ("XOr", ARGP_BIT_XOR_OP, ARGI_BIT_XOR_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), -/* 2B */ ACPI_OP ("Not", ARGP_BIT_NOT_OP, ARGI_BIT_NOT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 2C */ ACPI_OP ("FindSetLeftBit", ARGP_FIND_SET_LEFT_BIT_OP, ARGI_FIND_SET_LEFT_BIT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 2D */ ACPI_OP ("FindSetRightBit", ARGP_FIND_SET_RIGHT_BIT_OP,ARGI_FIND_SET_RIGHT_BIT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 2E */ ACPI_OP ("DerefOf", ARGP_DEREF_OF_OP, ARGI_DEREF_OF_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, AML_FLAGS_EXEC_1A_0T_1R), -/* 2F */ ACPI_OP ("Notify", ARGP_NOTIFY_OP, ARGI_NOTIFY_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_0R, AML_FLAGS_EXEC_2A_0T_0R), -/* 30 */ ACPI_OP ("SizeOf", ARGP_SIZE_OF_OP, ARGI_SIZE_OF_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, AML_FLAGS_EXEC_1A_0T_1R | AML_NO_OPERAND_RESOLVE), -/* 31 */ ACPI_OP ("Index", ARGP_INDEX_OP, ARGI_INDEX_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R), -/* 32 */ ACPI_OP ("Match", ARGP_MATCH_OP, ARGI_MATCH_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_6A_0T_1R, AML_FLAGS_EXEC_6A_0T_1R | AML_CONSTANT), -/* 33 */ ACPI_OP ("CreateDWordField", ARGP_CREATE_DWORD_FIELD_OP,ARGI_CREATE_DWORD_FIELD_OP, ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, AML_TYPE_CREATE_FIELD, AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | AML_DEFER | AML_CREATE), -/* 34 */ ACPI_OP ("CreateWordField", ARGP_CREATE_WORD_FIELD_OP, ARGI_CREATE_WORD_FIELD_OP, ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, AML_TYPE_CREATE_FIELD, AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | AML_DEFER | AML_CREATE), -/* 35 */ ACPI_OP ("CreateByteField", ARGP_CREATE_BYTE_FIELD_OP, ARGI_CREATE_BYTE_FIELD_OP, ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, AML_TYPE_CREATE_FIELD, AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | AML_DEFER | AML_CREATE), -/* 36 */ ACPI_OP ("CreateBitField", ARGP_CREATE_BIT_FIELD_OP, ARGI_CREATE_BIT_FIELD_OP, ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, AML_TYPE_CREATE_FIELD, AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | AML_DEFER | AML_CREATE), -/* 37 */ ACPI_OP ("ObjectType", ARGP_TYPE_OP, ARGI_TYPE_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, AML_FLAGS_EXEC_1A_0T_1R | AML_NO_OPERAND_RESOLVE), -/* 38 */ ACPI_OP ("LAnd", ARGP_LAND_OP, ARGI_LAND_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL_NUMERIC | AML_CONSTANT), -/* 39 */ ACPI_OP ("LOr", ARGP_LOR_OP, ARGI_LOR_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL_NUMERIC | AML_CONSTANT), -/* 3A */ ACPI_OP ("LNot", ARGP_LNOT_OP, ARGI_LNOT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, AML_FLAGS_EXEC_1A_0T_1R | AML_CONSTANT), -/* 3B */ ACPI_OP ("LEqual", ARGP_LEQUAL_OP, ARGI_LEQUAL_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL | AML_CONSTANT), -/* 3C */ ACPI_OP ("LGreater", ARGP_LGREATER_OP, ARGI_LGREATER_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL | AML_CONSTANT), -/* 3D */ ACPI_OP ("LLess", ARGP_LLESS_OP, ARGI_LLESS_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL | AML_CONSTANT), -/* 3E */ ACPI_OP ("If", ARGP_IF_OP, ARGI_IF_OP, ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), -/* 3F */ ACPI_OP ("Else", ARGP_ELSE_OP, ARGI_ELSE_OP, ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), -/* 40 */ ACPI_OP ("While", ARGP_WHILE_OP, ARGI_WHILE_OP, ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), -/* 41 */ ACPI_OP ("Noop", ARGP_NOOP_OP, ARGI_NOOP_OP, ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), -/* 42 */ ACPI_OP ("Return", ARGP_RETURN_OP, ARGI_RETURN_OP, ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), -/* 43 */ ACPI_OP ("Break", ARGP_BREAK_OP, ARGI_BREAK_OP, ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), -/* 44 */ ACPI_OP ("BreakPoint", ARGP_BREAK_POINT_OP, ARGI_BREAK_POINT_OP, ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), -/* 45 */ ACPI_OP ("Ones", ARGP_ONES_OP, ARGI_ONES_OP, ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, AML_CONSTANT), +/* 00 */ ACPI_OP("Zero", ARGP_ZERO_OP, ARGI_ZERO_OP, ACPI_TYPE_INTEGER, + AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, AML_CONSTANT), +/* 01 */ ACPI_OP("One", ARGP_ONE_OP, ARGI_ONE_OP, ACPI_TYPE_INTEGER, + AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, AML_CONSTANT), +/* 02 */ ACPI_OP("Alias", ARGP_ALIAS_OP, ARGI_ALIAS_OP, + ACPI_TYPE_LOCAL_ALIAS, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_SIMPLE, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED), +/* 03 */ ACPI_OP("Name", ARGP_NAME_OP, ARGI_NAME_OP, ACPI_TYPE_ANY, + AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_COMPLEX, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED), +/* 04 */ ACPI_OP("ByteConst", ARGP_BYTE_OP, ARGI_BYTE_OP, + ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, + AML_TYPE_LITERAL, AML_CONSTANT), +/* 05 */ ACPI_OP("WordConst", ARGP_WORD_OP, ARGI_WORD_OP, + ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, + AML_TYPE_LITERAL, AML_CONSTANT), +/* 06 */ ACPI_OP("DwordConst", ARGP_DWORD_OP, ARGI_DWORD_OP, + ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, + AML_TYPE_LITERAL, AML_CONSTANT), +/* 07 */ ACPI_OP("String", ARGP_STRING_OP, ARGI_STRING_OP, + ACPI_TYPE_STRING, AML_CLASS_ARGUMENT, + AML_TYPE_LITERAL, AML_CONSTANT), +/* 08 */ ACPI_OP("Scope", ARGP_SCOPE_OP, ARGI_SCOPE_OP, + ACPI_TYPE_LOCAL_SCOPE, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_NO_OBJ, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED), +/* 09 */ ACPI_OP("Buffer", ARGP_BUFFER_OP, ARGI_BUFFER_OP, + ACPI_TYPE_BUFFER, AML_CLASS_CREATE, + AML_TYPE_CREATE_OBJECT, + AML_HAS_ARGS | AML_DEFER | AML_CONSTANT), +/* 0A */ ACPI_OP("Package", ARGP_PACKAGE_OP, ARGI_PACKAGE_OP, + ACPI_TYPE_PACKAGE, AML_CLASS_CREATE, + AML_TYPE_CREATE_OBJECT, + AML_HAS_ARGS | AML_DEFER | AML_CONSTANT), +/* 0B */ ACPI_OP("Method", ARGP_METHOD_OP, ARGI_METHOD_OP, + ACPI_TYPE_METHOD, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_COMPLEX, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED | AML_DEFER), +/* 0C */ ACPI_OP("Local0", ARGP_LOCAL0, ARGI_LOCAL0, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_LOCAL_VARIABLE, 0), +/* 0D */ ACPI_OP("Local1", ARGP_LOCAL1, ARGI_LOCAL1, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_LOCAL_VARIABLE, 0), +/* 0E */ ACPI_OP("Local2", ARGP_LOCAL2, ARGI_LOCAL2, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_LOCAL_VARIABLE, 0), +/* 0F */ ACPI_OP("Local3", ARGP_LOCAL3, ARGI_LOCAL3, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_LOCAL_VARIABLE, 0), +/* 10 */ ACPI_OP("Local4", ARGP_LOCAL4, ARGI_LOCAL4, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_LOCAL_VARIABLE, 0), +/* 11 */ ACPI_OP("Local5", ARGP_LOCAL5, ARGI_LOCAL5, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_LOCAL_VARIABLE, 0), +/* 12 */ ACPI_OP("Local6", ARGP_LOCAL6, ARGI_LOCAL6, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_LOCAL_VARIABLE, 0), +/* 13 */ ACPI_OP("Local7", ARGP_LOCAL7, ARGI_LOCAL7, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_LOCAL_VARIABLE, 0), +/* 14 */ ACPI_OP("Arg0", ARGP_ARG0, ARGI_ARG0, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_METHOD_ARGUMENT, 0), +/* 15 */ ACPI_OP("Arg1", ARGP_ARG1, ARGI_ARG1, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_METHOD_ARGUMENT, 0), +/* 16 */ ACPI_OP("Arg2", ARGP_ARG2, ARGI_ARG2, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_METHOD_ARGUMENT, 0), +/* 17 */ ACPI_OP("Arg3", ARGP_ARG3, ARGI_ARG3, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_METHOD_ARGUMENT, 0), +/* 18 */ ACPI_OP("Arg4", ARGP_ARG4, ARGI_ARG4, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_METHOD_ARGUMENT, 0), +/* 19 */ ACPI_OP("Arg5", ARGP_ARG5, ARGI_ARG5, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_METHOD_ARGUMENT, 0), +/* 1A */ ACPI_OP("Arg6", ARGP_ARG6, ARGI_ARG6, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_METHOD_ARGUMENT, 0), +/* 1B */ ACPI_OP("Store", ARGP_STORE_OP, ARGI_STORE_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R), +/* 1C */ ACPI_OP("RefOf", ARGP_REF_OF_OP, ARGI_REF_OF_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, + AML_FLAGS_EXEC_1A_0T_1R), +/* 1D */ ACPI_OP("Add", ARGP_ADD_OP, ARGI_ADD_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 1E */ ACPI_OP("Concatenate", ARGP_CONCAT_OP, ARGI_CONCAT_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), +/* 1F */ ACPI_OP("Subtract", ARGP_SUBTRACT_OP, ARGI_SUBTRACT_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 20 */ ACPI_OP("Increment", ARGP_INCREMENT_OP, ARGI_INCREMENT_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_0T_1R, + AML_FLAGS_EXEC_1A_0T_1R | AML_CONSTANT), +/* 21 */ ACPI_OP("Decrement", ARGP_DECREMENT_OP, ARGI_DECREMENT_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_0T_1R, + AML_FLAGS_EXEC_1A_0T_1R | AML_CONSTANT), +/* 22 */ ACPI_OP("Multiply", ARGP_MULTIPLY_OP, ARGI_MULTIPLY_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 23 */ ACPI_OP("Divide", ARGP_DIVIDE_OP, ARGI_DIVIDE_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_2T_1R, + AML_FLAGS_EXEC_2A_2T_1R | AML_CONSTANT), +/* 24 */ ACPI_OP("ShiftLeft", ARGP_SHIFT_LEFT_OP, ARGI_SHIFT_LEFT_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 25 */ ACPI_OP("ShiftRight", ARGP_SHIFT_RIGHT_OP, ARGI_SHIFT_RIGHT_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 26 */ ACPI_OP("And", ARGP_BIT_AND_OP, ARGI_BIT_AND_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 27 */ ACPI_OP("NAnd", ARGP_BIT_NAND_OP, ARGI_BIT_NAND_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 28 */ ACPI_OP("Or", ARGP_BIT_OR_OP, ARGI_BIT_OR_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 29 */ ACPI_OP("NOr", ARGP_BIT_NOR_OP, ARGI_BIT_NOR_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 2A */ ACPI_OP("XOr", ARGP_BIT_XOR_OP, ARGI_BIT_XOR_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_MATH | AML_CONSTANT), +/* 2B */ ACPI_OP("Not", ARGP_BIT_NOT_OP, ARGI_BIT_NOT_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), +/* 2C */ ACPI_OP("FindSetLeftBit", ARGP_FIND_SET_LEFT_BIT_OP, + ARGI_FIND_SET_LEFT_BIT_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), +/* 2D */ ACPI_OP("FindSetRightBit", ARGP_FIND_SET_RIGHT_BIT_OP, + ARGI_FIND_SET_RIGHT_BIT_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), +/* 2E */ ACPI_OP("DerefOf", ARGP_DEREF_OF_OP, ARGI_DEREF_OF_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_0T_1R, AML_FLAGS_EXEC_1A_0T_1R), +/* 2F */ ACPI_OP("Notify", ARGP_NOTIFY_OP, ARGI_NOTIFY_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_0T_0R, AML_FLAGS_EXEC_2A_0T_0R), +/* 30 */ ACPI_OP("SizeOf", ARGP_SIZE_OF_OP, ARGI_SIZE_OF_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_0T_1R, + AML_FLAGS_EXEC_1A_0T_1R | AML_NO_OPERAND_RESOLVE), +/* 31 */ ACPI_OP("Index", ARGP_INDEX_OP, ARGI_INDEX_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R), +/* 32 */ ACPI_OP("Match", ARGP_MATCH_OP, ARGI_MATCH_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_6A_0T_1R, + AML_FLAGS_EXEC_6A_0T_1R | AML_CONSTANT), +/* 33 */ ACPI_OP("CreateDWordField", ARGP_CREATE_DWORD_FIELD_OP, + ARGI_CREATE_DWORD_FIELD_OP, + ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, + AML_TYPE_CREATE_FIELD, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | + AML_DEFER | AML_CREATE), +/* 34 */ ACPI_OP("CreateWordField", ARGP_CREATE_WORD_FIELD_OP, + ARGI_CREATE_WORD_FIELD_OP, + ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, + AML_TYPE_CREATE_FIELD, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | + AML_DEFER | AML_CREATE), +/* 35 */ ACPI_OP("CreateByteField", ARGP_CREATE_BYTE_FIELD_OP, + ARGI_CREATE_BYTE_FIELD_OP, + ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, + AML_TYPE_CREATE_FIELD, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | + AML_DEFER | AML_CREATE), +/* 36 */ ACPI_OP("CreateBitField", ARGP_CREATE_BIT_FIELD_OP, + ARGI_CREATE_BIT_FIELD_OP, + ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, + AML_TYPE_CREATE_FIELD, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | + AML_DEFER | AML_CREATE), +/* 37 */ ACPI_OP("ObjectType", ARGP_TYPE_OP, ARGI_TYPE_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_0T_1R, + AML_FLAGS_EXEC_1A_0T_1R | AML_NO_OPERAND_RESOLVE), +/* 38 */ ACPI_OP("LAnd", ARGP_LAND_OP, ARGI_LAND_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, + AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL_NUMERIC | + AML_CONSTANT), +/* 39 */ ACPI_OP("LOr", ARGP_LOR_OP, ARGI_LOR_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, + AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL_NUMERIC | + AML_CONSTANT), +/* 3A */ ACPI_OP("LNot", ARGP_LNOT_OP, ARGI_LNOT_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_1R, + AML_FLAGS_EXEC_1A_0T_1R | AML_CONSTANT), +/* 3B */ ACPI_OP("LEqual", ARGP_LEQUAL_OP, ARGI_LEQUAL_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_0T_1R, + AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL | AML_CONSTANT), +/* 3C */ ACPI_OP("LGreater", ARGP_LGREATER_OP, ARGI_LGREATER_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_0T_1R, + AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL | AML_CONSTANT), +/* 3D */ ACPI_OP("LLess", ARGP_LLESS_OP, ARGI_LLESS_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, + AML_FLAGS_EXEC_2A_0T_1R | AML_LOGICAL | AML_CONSTANT), +/* 3E */ ACPI_OP("If", ARGP_IF_OP, ARGI_IF_OP, ACPI_TYPE_ANY, + AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), +/* 3F */ ACPI_OP("Else", ARGP_ELSE_OP, ARGI_ELSE_OP, ACPI_TYPE_ANY, + AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), +/* 40 */ ACPI_OP("While", ARGP_WHILE_OP, ARGI_WHILE_OP, ACPI_TYPE_ANY, + AML_CLASS_CONTROL, AML_TYPE_CONTROL, AML_HAS_ARGS), +/* 41 */ ACPI_OP("Noop", ARGP_NOOP_OP, ARGI_NOOP_OP, ACPI_TYPE_ANY, + AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), +/* 42 */ ACPI_OP("Return", ARGP_RETURN_OP, ARGI_RETURN_OP, + ACPI_TYPE_ANY, AML_CLASS_CONTROL, + AML_TYPE_CONTROL, AML_HAS_ARGS), +/* 43 */ ACPI_OP("Break", ARGP_BREAK_OP, ARGI_BREAK_OP, ACPI_TYPE_ANY, + AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), +/* 44 */ ACPI_OP("BreakPoint", ARGP_BREAK_POINT_OP, ARGI_BREAK_POINT_OP, + ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), +/* 45 */ ACPI_OP("Ones", ARGP_ONES_OP, ARGI_ONES_OP, ACPI_TYPE_INTEGER, + AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, AML_CONSTANT), /* Prefixed opcodes (Two-byte opcodes with a prefix op) */ -/* 46 */ ACPI_OP ("Mutex", ARGP_MUTEX_OP, ARGI_MUTEX_OP, ACPI_TYPE_MUTEX, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 47 */ ACPI_OP ("Event", ARGP_EVENT_OP, ARGI_EVENT_OP, ACPI_TYPE_EVENT, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED ), -/* 48 */ ACPI_OP ("CondRefOf", ARGP_COND_REF_OF_OP, ARGI_COND_REF_OF_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R), -/* 49 */ ACPI_OP ("CreateField", ARGP_CREATE_FIELD_OP, ARGI_CREATE_FIELD_OP, ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, AML_TYPE_CREATE_FIELD, AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | AML_DEFER | AML_FIELD | AML_CREATE), -/* 4A */ ACPI_OP ("Load", ARGP_LOAD_OP, ARGI_LOAD_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_0R, AML_FLAGS_EXEC_1A_1T_0R), -/* 4B */ ACPI_OP ("Stall", ARGP_STALL_OP, ARGI_STALL_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), -/* 4C */ ACPI_OP ("Sleep", ARGP_SLEEP_OP, ARGI_SLEEP_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), -/* 4D */ ACPI_OP ("Acquire", ARGP_ACQUIRE_OP, ARGI_ACQUIRE_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, AML_FLAGS_EXEC_2A_0T_1R), -/* 4E */ ACPI_OP ("Signal", ARGP_SIGNAL_OP, ARGI_SIGNAL_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), -/* 4F */ ACPI_OP ("Wait", ARGP_WAIT_OP, ARGI_WAIT_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, AML_FLAGS_EXEC_2A_0T_1R), -/* 50 */ ACPI_OP ("Reset", ARGP_RESET_OP, ARGI_RESET_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), -/* 51 */ ACPI_OP ("Release", ARGP_RELEASE_OP, ARGI_RELEASE_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), -/* 52 */ ACPI_OP ("FromBCD", ARGP_FROM_BCD_OP, ARGI_FROM_BCD_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 53 */ ACPI_OP ("ToBCD", ARGP_TO_BCD_OP, ARGI_TO_BCD_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 54 */ ACPI_OP ("Unload", ARGP_UNLOAD_OP, ARGI_UNLOAD_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), -/* 55 */ ACPI_OP ("Revision", ARGP_REVISION_OP, ARGI_REVISION_OP, ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, 0), -/* 56 */ ACPI_OP ("Debug", ARGP_DEBUG_OP, ARGI_DEBUG_OP, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_CONSTANT, 0), -/* 57 */ ACPI_OP ("Fatal", ARGP_FATAL_OP, ARGI_FATAL_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_3A_0T_0R, AML_FLAGS_EXEC_3A_0T_0R), -/* 58 */ ACPI_OP ("OperationRegion", ARGP_REGION_OP, ARGI_REGION_OP, ACPI_TYPE_REGION, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_COMPLEX, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED | AML_DEFER), -/* 59 */ ACPI_OP ("Field", ARGP_FIELD_OP, ARGI_FIELD_OP, ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_FIELD, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_FIELD), -/* 5A */ ACPI_OP ("Device", ARGP_DEVICE_OP, ARGI_DEVICE_OP, ACPI_TYPE_DEVICE, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_NO_OBJ, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 5B */ ACPI_OP ("Processor", ARGP_PROCESSOR_OP, ARGI_PROCESSOR_OP, ACPI_TYPE_PROCESSOR, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 5C */ ACPI_OP ("PowerResource", ARGP_POWER_RES_OP, ARGI_POWER_RES_OP, ACPI_TYPE_POWER, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 5D */ ACPI_OP ("ThermalZone", ARGP_THERMAL_ZONE_OP, ARGI_THERMAL_ZONE_OP, ACPI_TYPE_THERMAL, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_NO_OBJ, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 5E */ ACPI_OP ("IndexField", ARGP_INDEX_FIELD_OP, ARGI_INDEX_FIELD_OP, ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_FIELD, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_FIELD), -/* 5F */ ACPI_OP ("BankField", ARGP_BANK_FIELD_OP, ARGI_BANK_FIELD_OP, ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_FIELD, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_FIELD), +/* 46 */ ACPI_OP("Mutex", ARGP_MUTEX_OP, ARGI_MUTEX_OP, ACPI_TYPE_MUTEX, + AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED), +/* 47 */ ACPI_OP("Event", ARGP_EVENT_OP, ARGI_EVENT_OP, ACPI_TYPE_EVENT, + AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, + AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), +/* 48 */ ACPI_OP("CondRefOf", ARGP_COND_REF_OF_OP, ARGI_COND_REF_OF_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R), +/* 49 */ ACPI_OP("CreateField", ARGP_CREATE_FIELD_OP, + ARGI_CREATE_FIELD_OP, ACPI_TYPE_BUFFER_FIELD, + AML_CLASS_CREATE, AML_TYPE_CREATE_FIELD, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | + AML_DEFER | AML_FIELD | AML_CREATE), +/* 4A */ ACPI_OP("Load", ARGP_LOAD_OP, ARGI_LOAD_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_0R, + AML_FLAGS_EXEC_1A_1T_0R), +/* 4B */ ACPI_OP("Stall", ARGP_STALL_OP, ARGI_STALL_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, + AML_FLAGS_EXEC_1A_0T_0R), +/* 4C */ ACPI_OP("Sleep", ARGP_SLEEP_OP, ARGI_SLEEP_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, + AML_FLAGS_EXEC_1A_0T_0R), +/* 4D */ ACPI_OP("Acquire", ARGP_ACQUIRE_OP, ARGI_ACQUIRE_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_0T_1R, AML_FLAGS_EXEC_2A_0T_1R), +/* 4E */ ACPI_OP("Signal", ARGP_SIGNAL_OP, ARGI_SIGNAL_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), +/* 4F */ ACPI_OP("Wait", ARGP_WAIT_OP, ARGI_WAIT_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_0T_1R, + AML_FLAGS_EXEC_2A_0T_1R), +/* 50 */ ACPI_OP("Reset", ARGP_RESET_OP, ARGI_RESET_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_0T_0R, + AML_FLAGS_EXEC_1A_0T_0R), +/* 51 */ ACPI_OP("Release", ARGP_RELEASE_OP, ARGI_RELEASE_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), +/* 52 */ ACPI_OP("FromBCD", ARGP_FROM_BCD_OP, ARGI_FROM_BCD_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), +/* 53 */ ACPI_OP("ToBCD", ARGP_TO_BCD_OP, ARGI_TO_BCD_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), +/* 54 */ ACPI_OP("Unload", ARGP_UNLOAD_OP, ARGI_UNLOAD_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_0T_0R, AML_FLAGS_EXEC_1A_0T_0R), +/* 55 */ ACPI_OP("Revision", ARGP_REVISION_OP, ARGI_REVISION_OP, + ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, + AML_TYPE_CONSTANT, 0), +/* 56 */ ACPI_OP("Debug", ARGP_DEBUG_OP, ARGI_DEBUG_OP, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_CONSTANT, 0), +/* 57 */ ACPI_OP("Fatal", ARGP_FATAL_OP, ARGI_FATAL_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_3A_0T_0R, + AML_FLAGS_EXEC_3A_0T_0R), +/* 58 */ ACPI_OP("OperationRegion", ARGP_REGION_OP, ARGI_REGION_OP, + ACPI_TYPE_REGION, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_COMPLEX, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED | AML_DEFER), +/* 59 */ ACPI_OP("Field", ARGP_FIELD_OP, ARGI_FIELD_OP, ACPI_TYPE_ANY, + AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_FIELD, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_FIELD), +/* 5A */ ACPI_OP("Device", ARGP_DEVICE_OP, ARGI_DEVICE_OP, + ACPI_TYPE_DEVICE, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_NO_OBJ, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED), +/* 5B */ ACPI_OP("Processor", ARGP_PROCESSOR_OP, ARGI_PROCESSOR_OP, + ACPI_TYPE_PROCESSOR, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_SIMPLE, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED), +/* 5C */ ACPI_OP("PowerResource", ARGP_POWER_RES_OP, ARGI_POWER_RES_OP, + ACPI_TYPE_POWER, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_SIMPLE, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED), +/* 5D */ ACPI_OP("ThermalZone", ARGP_THERMAL_ZONE_OP, + ARGI_THERMAL_ZONE_OP, ACPI_TYPE_THERMAL, + AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_NO_OBJ, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED), +/* 5E */ ACPI_OP("IndexField", ARGP_INDEX_FIELD_OP, ARGI_INDEX_FIELD_OP, + ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_FIELD, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_FIELD), +/* 5F */ ACPI_OP("BankField", ARGP_BANK_FIELD_OP, ARGI_BANK_FIELD_OP, + ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_FIELD, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_FIELD), /* Internal opcodes that map to invalid AML opcodes */ -/* 60 */ ACPI_OP ("LNotEqual", ARGP_LNOTEQUAL_OP, ARGI_LNOTEQUAL_OP, ACPI_TYPE_ANY, AML_CLASS_INTERNAL, AML_TYPE_BOGUS, AML_HAS_ARGS | AML_CONSTANT), -/* 61 */ ACPI_OP ("LLessEqual", ARGP_LLESSEQUAL_OP, ARGI_LLESSEQUAL_OP, ACPI_TYPE_ANY, AML_CLASS_INTERNAL, AML_TYPE_BOGUS, AML_HAS_ARGS | AML_CONSTANT), -/* 62 */ ACPI_OP ("LGreaterEqual", ARGP_LGREATEREQUAL_OP, ARGI_LGREATEREQUAL_OP, ACPI_TYPE_ANY, AML_CLASS_INTERNAL, AML_TYPE_BOGUS, AML_HAS_ARGS | AML_CONSTANT), -/* 63 */ ACPI_OP ("-NamePath-", ARGP_NAMEPATH_OP, ARGI_NAMEPATH_OP, ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, AML_TYPE_LITERAL, AML_NSOBJECT | AML_NSNODE ), -/* 64 */ ACPI_OP ("-MethodCall-", ARGP_METHODCALL_OP, ARGI_METHODCALL_OP, ACPI_TYPE_METHOD, AML_CLASS_METHOD_CALL, AML_TYPE_METHOD_CALL, AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE), -/* 65 */ ACPI_OP ("-ByteList-", ARGP_BYTELIST_OP, ARGI_BYTELIST_OP, ACPI_TYPE_ANY, AML_CLASS_ARGUMENT, AML_TYPE_LITERAL, 0), -/* 66 */ ACPI_OP ("-ReservedField-", ARGP_RESERVEDFIELD_OP, ARGI_RESERVEDFIELD_OP, ACPI_TYPE_ANY, AML_CLASS_INTERNAL, AML_TYPE_BOGUS, 0), -/* 67 */ ACPI_OP ("-NamedField-", ARGP_NAMEDFIELD_OP, ARGI_NAMEDFIELD_OP, ACPI_TYPE_ANY, AML_CLASS_INTERNAL, AML_TYPE_BOGUS, AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED ), -/* 68 */ ACPI_OP ("-AccessField-", ARGP_ACCESSFIELD_OP, ARGI_ACCESSFIELD_OP, ACPI_TYPE_ANY, AML_CLASS_INTERNAL, AML_TYPE_BOGUS, 0), -/* 69 */ ACPI_OP ("-StaticString", ARGP_STATICSTRING_OP, ARGI_STATICSTRING_OP, ACPI_TYPE_ANY, AML_CLASS_INTERNAL, AML_TYPE_BOGUS, 0), -/* 6A */ ACPI_OP ("-Return Value-", ARG_NONE, ARG_NONE, ACPI_TYPE_ANY, AML_CLASS_RETURN_VALUE, AML_TYPE_RETURN, AML_HAS_ARGS | AML_HAS_RETVAL), -/* 6B */ ACPI_OP ("-UNKNOWN_OP-", ARG_NONE, ARG_NONE, ACPI_TYPE_INVALID, AML_CLASS_UNKNOWN, AML_TYPE_BOGUS, AML_HAS_ARGS), -/* 6C */ ACPI_OP ("-ASCII_ONLY-", ARG_NONE, ARG_NONE, ACPI_TYPE_ANY, AML_CLASS_ASCII, AML_TYPE_BOGUS, AML_HAS_ARGS), -/* 6D */ ACPI_OP ("-PREFIX_ONLY-", ARG_NONE, ARG_NONE, ACPI_TYPE_ANY, AML_CLASS_PREFIX, AML_TYPE_BOGUS, AML_HAS_ARGS), +/* 60 */ ACPI_OP("LNotEqual", ARGP_LNOTEQUAL_OP, ARGI_LNOTEQUAL_OP, + ACPI_TYPE_ANY, AML_CLASS_INTERNAL, + AML_TYPE_BOGUS, AML_HAS_ARGS | AML_CONSTANT), +/* 61 */ ACPI_OP("LLessEqual", ARGP_LLESSEQUAL_OP, ARGI_LLESSEQUAL_OP, + ACPI_TYPE_ANY, AML_CLASS_INTERNAL, + AML_TYPE_BOGUS, AML_HAS_ARGS | AML_CONSTANT), +/* 62 */ ACPI_OP("LGreaterEqual", ARGP_LGREATEREQUAL_OP, + ARGI_LGREATEREQUAL_OP, ACPI_TYPE_ANY, + AML_CLASS_INTERNAL, AML_TYPE_BOGUS, + AML_HAS_ARGS | AML_CONSTANT), +/* 63 */ ACPI_OP("-NamePath-", ARGP_NAMEPATH_OP, ARGI_NAMEPATH_OP, + ACPI_TYPE_LOCAL_REFERENCE, AML_CLASS_ARGUMENT, + AML_TYPE_LITERAL, AML_NSOBJECT | AML_NSNODE), +/* 64 */ ACPI_OP("-MethodCall-", ARGP_METHODCALL_OP, ARGI_METHODCALL_OP, + ACPI_TYPE_METHOD, AML_CLASS_METHOD_CALL, + AML_TYPE_METHOD_CALL, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE), +/* 65 */ ACPI_OP("-ByteList-", ARGP_BYTELIST_OP, ARGI_BYTELIST_OP, + ACPI_TYPE_ANY, AML_CLASS_ARGUMENT, + AML_TYPE_LITERAL, 0), +/* 66 */ ACPI_OP("-ReservedField-", ARGP_RESERVEDFIELD_OP, + ARGI_RESERVEDFIELD_OP, ACPI_TYPE_ANY, + AML_CLASS_INTERNAL, AML_TYPE_BOGUS, 0), +/* 67 */ ACPI_OP("-NamedField-", ARGP_NAMEDFIELD_OP, ARGI_NAMEDFIELD_OP, + ACPI_TYPE_ANY, AML_CLASS_INTERNAL, + AML_TYPE_BOGUS, + AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), +/* 68 */ ACPI_OP("-AccessField-", ARGP_ACCESSFIELD_OP, + ARGI_ACCESSFIELD_OP, ACPI_TYPE_ANY, + AML_CLASS_INTERNAL, AML_TYPE_BOGUS, 0), +/* 69 */ ACPI_OP("-StaticString", ARGP_STATICSTRING_OP, + ARGI_STATICSTRING_OP, ACPI_TYPE_ANY, + AML_CLASS_INTERNAL, AML_TYPE_BOGUS, 0), +/* 6A */ ACPI_OP("-Return Value-", ARG_NONE, ARG_NONE, ACPI_TYPE_ANY, + AML_CLASS_RETURN_VALUE, AML_TYPE_RETURN, + AML_HAS_ARGS | AML_HAS_RETVAL), +/* 6B */ ACPI_OP("-UNKNOWN_OP-", ARG_NONE, ARG_NONE, ACPI_TYPE_INVALID, + AML_CLASS_UNKNOWN, AML_TYPE_BOGUS, AML_HAS_ARGS), +/* 6C */ ACPI_OP("-ASCII_ONLY-", ARG_NONE, ARG_NONE, ACPI_TYPE_ANY, + AML_CLASS_ASCII, AML_TYPE_BOGUS, AML_HAS_ARGS), +/* 6D */ ACPI_OP("-PREFIX_ONLY-", ARG_NONE, ARG_NONE, ACPI_TYPE_ANY, + AML_CLASS_PREFIX, AML_TYPE_BOGUS, AML_HAS_ARGS), /* ACPI 2.0 opcodes */ -/* 6E */ ACPI_OP ("QwordConst", ARGP_QWORD_OP, ARGI_QWORD_OP, ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, AML_TYPE_LITERAL, AML_CONSTANT), -/* 6F */ ACPI_OP ("Package /*Var*/", ARGP_VAR_PACKAGE_OP, ARGI_VAR_PACKAGE_OP, ACPI_TYPE_PACKAGE, AML_CLASS_CREATE, AML_TYPE_CREATE_OBJECT, AML_HAS_ARGS | AML_DEFER), -/* 70 */ ACPI_OP ("ConcatenateResTemplate", ARGP_CONCAT_RES_OP, ARGI_CONCAT_RES_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), -/* 71 */ ACPI_OP ("Mod", ARGP_MOD_OP, ARGI_MOD_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), -/* 72 */ ACPI_OP ("CreateQWordField", ARGP_CREATE_QWORD_FIELD_OP,ARGI_CREATE_QWORD_FIELD_OP, ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, AML_TYPE_CREATE_FIELD, AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | AML_DEFER | AML_CREATE), -/* 73 */ ACPI_OP ("ToBuffer", ARGP_TO_BUFFER_OP, ARGI_TO_BUFFER_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 74 */ ACPI_OP ("ToDecimalString", ARGP_TO_DEC_STR_OP, ARGI_TO_DEC_STR_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 75 */ ACPI_OP ("ToHexString", ARGP_TO_HEX_STR_OP, ARGI_TO_HEX_STR_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 76 */ ACPI_OP ("ToInteger", ARGP_TO_INTEGER_OP, ARGI_TO_INTEGER_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), -/* 77 */ ACPI_OP ("ToString", ARGP_TO_STRING_OP, ARGI_TO_STRING_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), -/* 78 */ ACPI_OP ("CopyObject", ARGP_COPY_OP, ARGI_COPY_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R), -/* 79 */ ACPI_OP ("Mid", ARGP_MID_OP, ARGI_MID_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_3A_1T_1R, AML_FLAGS_EXEC_3A_1T_1R | AML_CONSTANT), -/* 7A */ ACPI_OP ("Continue", ARGP_CONTINUE_OP, ARGI_CONTINUE_OP, ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), -/* 7B */ ACPI_OP ("LoadTable", ARGP_LOAD_TABLE_OP, ARGI_LOAD_TABLE_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_6A_0T_1R, AML_FLAGS_EXEC_6A_0T_1R), -/* 7C */ ACPI_OP ("DataTableRegion", ARGP_DATA_REGION_OP, ARGI_DATA_REGION_OP, ACPI_TYPE_REGION, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE | AML_NAMED), -/* 7D */ ACPI_OP ("[EvalSubTree]", ARGP_SCOPE_OP, ARGI_SCOPE_OP, ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_NO_OBJ, AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | AML_NSNODE), +/* 6E */ ACPI_OP("QwordConst", ARGP_QWORD_OP, ARGI_QWORD_OP, + ACPI_TYPE_INTEGER, AML_CLASS_ARGUMENT, + AML_TYPE_LITERAL, AML_CONSTANT), + /* 6F */ ACPI_OP("Package", /* Var */ ARGP_VAR_PACKAGE_OP, + ARGI_VAR_PACKAGE_OP, ACPI_TYPE_PACKAGE, + AML_CLASS_CREATE, AML_TYPE_CREATE_OBJECT, + AML_HAS_ARGS | AML_DEFER), +/* 70 */ ACPI_OP("ConcatenateResTemplate", ARGP_CONCAT_RES_OP, + ARGI_CONCAT_RES_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), +/* 71 */ ACPI_OP("Mod", ARGP_MOD_OP, ARGI_MOD_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), +/* 72 */ ACPI_OP("CreateQWordField", ARGP_CREATE_QWORD_FIELD_OP, + ARGI_CREATE_QWORD_FIELD_OP, + ACPI_TYPE_BUFFER_FIELD, AML_CLASS_CREATE, + AML_TYPE_CREATE_FIELD, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSNODE | + AML_DEFER | AML_CREATE), +/* 73 */ ACPI_OP("ToBuffer", ARGP_TO_BUFFER_OP, ARGI_TO_BUFFER_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), +/* 74 */ ACPI_OP("ToDecimalString", ARGP_TO_DEC_STR_OP, + ARGI_TO_DEC_STR_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), +/* 75 */ ACPI_OP("ToHexString", ARGP_TO_HEX_STR_OP, ARGI_TO_HEX_STR_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), +/* 76 */ ACPI_OP("ToInteger", ARGP_TO_INTEGER_OP, ARGI_TO_INTEGER_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_1T_1R, + AML_FLAGS_EXEC_1A_1T_1R | AML_CONSTANT), +/* 77 */ ACPI_OP("ToString", ARGP_TO_STRING_OP, ARGI_TO_STRING_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_2A_1T_1R, + AML_FLAGS_EXEC_2A_1T_1R | AML_CONSTANT), +/* 78 */ ACPI_OP("CopyObject", ARGP_COPY_OP, ARGI_COPY_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_1A_1T_1R, AML_FLAGS_EXEC_1A_1T_1R), +/* 79 */ ACPI_OP("Mid", ARGP_MID_OP, ARGI_MID_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_3A_1T_1R, + AML_FLAGS_EXEC_3A_1T_1R | AML_CONSTANT), +/* 7A */ ACPI_OP("Continue", ARGP_CONTINUE_OP, ARGI_CONTINUE_OP, + ACPI_TYPE_ANY, AML_CLASS_CONTROL, AML_TYPE_CONTROL, 0), +/* 7B */ ACPI_OP("LoadTable", ARGP_LOAD_TABLE_OP, ARGI_LOAD_TABLE_OP, + ACPI_TYPE_ANY, AML_CLASS_EXECUTE, + AML_TYPE_EXEC_6A_0T_1R, AML_FLAGS_EXEC_6A_0T_1R), +/* 7C */ ACPI_OP("DataTableRegion", ARGP_DATA_REGION_OP, + ARGI_DATA_REGION_OP, ACPI_TYPE_REGION, + AML_CLASS_NAMED_OBJECT, AML_TYPE_NAMED_SIMPLE, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE | AML_NAMED), +/* 7D */ ACPI_OP("[EvalSubTree]", ARGP_SCOPE_OP, ARGI_SCOPE_OP, + ACPI_TYPE_ANY, AML_CLASS_NAMED_OBJECT, + AML_TYPE_NAMED_NO_OBJ, + AML_HAS_ARGS | AML_NSOBJECT | AML_NSOPCODE | + AML_NSNODE), /* ACPI 3.0 opcodes */ -/* 7E */ ACPI_OP ("Timer", ARGP_TIMER_OP, ARGI_TIMER_OP, ACPI_TYPE_ANY, AML_CLASS_EXECUTE, AML_TYPE_EXEC_0A_0T_1R, AML_FLAGS_EXEC_0A_0T_1R) +/* 7E */ ACPI_OP("Timer", ARGP_TIMER_OP, ARGI_TIMER_OP, ACPI_TYPE_ANY, + AML_CLASS_EXECUTE, AML_TYPE_EXEC_0A_0T_1R, + AML_FLAGS_EXEC_0A_0T_1R) /*! [End] no source code translation !*/ }; @@ -338,73 +646,70 @@ const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES] = * This table is directly indexed by the opcodes, and returns an * index into the table above */ -static const u8 acpi_gbl_short_op_index[256] = -{ +static const u8 acpi_gbl_short_op_index[256] = { /* 0 1 2 3 4 5 6 7 */ /* 8 9 A B C D E F */ -/* 0x00 */ 0x00, 0x01, _UNK, _UNK, _UNK, _UNK, 0x02, _UNK, -/* 0x08 */ 0x03, _UNK, 0x04, 0x05, 0x06, 0x07, 0x6E, _UNK, -/* 0x10 */ 0x08, 0x09, 0x0a, 0x6F, 0x0b, _UNK, _UNK, _UNK, -/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x20 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x28 */ _UNK, _UNK, _UNK, _UNK, _UNK, 0x63, _PFX, _PFX, -/* 0x30 */ 0x67, 0x66, 0x68, 0x65, 0x69, 0x64, 0x6A, 0x7D, -/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x40 */ _UNK, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, -/* 0x48 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, -/* 0x50 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, -/* 0x58 */ _ASC, _ASC, _ASC, _UNK, _PFX, _UNK, _PFX, _ASC, -/* 0x60 */ 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, -/* 0x68 */ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, _UNK, -/* 0x70 */ 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, -/* 0x78 */ 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, -/* 0x80 */ 0x2b, 0x2c, 0x2d, 0x2e, 0x70, 0x71, 0x2f, 0x30, -/* 0x88 */ 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x72, -/* 0x90 */ 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x73, 0x74, -/* 0x98 */ 0x75, 0x76, _UNK, _UNK, 0x77, 0x78, 0x79, 0x7A, -/* 0xA0 */ 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x60, 0x61, -/* 0xA8 */ 0x62, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xB0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xB8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xC0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xC8 */ _UNK, _UNK, _UNK, _UNK, 0x44, _UNK, _UNK, _UNK, -/* 0xD0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xD8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xE0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xE8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xF0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0xF8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x45, +/* 0x00 */ 0x00, 0x01, _UNK, _UNK, _UNK, _UNK, 0x02, _UNK, +/* 0x08 */ 0x03, _UNK, 0x04, 0x05, 0x06, 0x07, 0x6E, _UNK, +/* 0x10 */ 0x08, 0x09, 0x0a, 0x6F, 0x0b, _UNK, _UNK, _UNK, +/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x20 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x28 */ _UNK, _UNK, _UNK, _UNK, _UNK, 0x63, _PFX, _PFX, +/* 0x30 */ 0x67, 0x66, 0x68, 0x65, 0x69, 0x64, 0x6A, 0x7D, +/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x40 */ _UNK, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, +/* 0x48 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, +/* 0x50 */ _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, _ASC, +/* 0x58 */ _ASC, _ASC, _ASC, _UNK, _PFX, _UNK, _PFX, _ASC, +/* 0x60 */ 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, +/* 0x68 */ 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, _UNK, +/* 0x70 */ 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, +/* 0x78 */ 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, +/* 0x80 */ 0x2b, 0x2c, 0x2d, 0x2e, 0x70, 0x71, 0x2f, 0x30, +/* 0x88 */ 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x72, +/* 0x90 */ 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x73, 0x74, +/* 0x98 */ 0x75, 0x76, _UNK, _UNK, 0x77, 0x78, 0x79, 0x7A, +/* 0xA0 */ 0x3e, 0x3f, 0x40, 0x41, 0x42, 0x43, 0x60, 0x61, +/* 0xA8 */ 0x62, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0xB0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0xB8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0xC0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0xC8 */ _UNK, _UNK, _UNK, _UNK, 0x44, _UNK, _UNK, _UNK, +/* 0xD0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0xD8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0xE0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0xE8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0xF0 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0xF8 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x45, }; /* * This table is indexed by the second opcode of the extended opcode * pair. It returns an index into the opcode table (acpi_gbl_aml_op_info) */ -static const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = -{ +static const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = { /* 0 1 2 3 4 5 6 7 */ /* 8 9 A B C D E F */ -/* 0x00 */ _UNK, 0x46, 0x47, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x08 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x10 */ _UNK, _UNK, 0x48, 0x49, _UNK, _UNK, _UNK, _UNK, -/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x7B, -/* 0x20 */ 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51, -/* 0x28 */ 0x52, 0x53, 0x54, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x30 */ 0x55, 0x56, 0x57, 0x7e, _UNK, _UNK, _UNK, _UNK, -/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x40 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x48 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x50 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x58 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x60 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x68 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x70 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x78 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, -/* 0x80 */ 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, -/* 0x88 */ 0x7C, +/* 0x00 */ _UNK, 0x46, 0x47, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x08 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x10 */ _UNK, _UNK, 0x48, 0x49, _UNK, _UNK, _UNK, _UNK, +/* 0x18 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, 0x7B, +/* 0x20 */ 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51, +/* 0x28 */ 0x52, 0x53, 0x54, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x30 */ 0x55, 0x56, 0x57, 0x7e, _UNK, _UNK, _UNK, _UNK, +/* 0x38 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x40 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x48 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x50 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x58 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x60 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x68 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x70 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x78 */ _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, _UNK, +/* 0x80 */ 0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, +/* 0x88 */ 0x7C, }; - /******************************************************************************* * * FUNCTION: acpi_ps_get_opcode_info @@ -418,48 +723,36 @@ static const u8 acpi_gbl_long_op_index[NUM_EXTENDED_OPCODE] = * ******************************************************************************/ -const struct acpi_opcode_info * -acpi_ps_get_opcode_info ( - u16 opcode) +const struct acpi_opcode_info *acpi_ps_get_opcode_info(u16 opcode) { - ACPI_FUNCTION_NAME ("ps_get_opcode_info"); - + ACPI_FUNCTION_NAME("ps_get_opcode_info"); /* * Detect normal 8-bit opcode or extended 16-bit opcode */ - switch ((u8) (opcode >> 8)) { - case 0: - + if (!(opcode & 0xFF00)) { /* Simple (8-bit) opcode: 0-255, can't index beyond table */ - return (&acpi_gbl_aml_op_info [acpi_gbl_short_op_index [(u8) opcode]]); - - case AML_EXTOP: - - /* Extended (16-bit, prefix+opcode) opcode */ - - if (((u8) opcode) <= MAX_EXTENDED_OPCODE) { - return (&acpi_gbl_aml_op_info [acpi_gbl_long_op_index [(u8) opcode]]); - } - - /* Else fall through to error case below */ - /*lint -fallthrough */ + return (&acpi_gbl_aml_op_info + [acpi_gbl_short_op_index[(u8) opcode]]); + } - default: + if (((opcode & 0xFF00) == AML_EXTENDED_OPCODE) && + (((u8) opcode) <= MAX_EXTENDED_OPCODE)) { + /* Valid extended (16-bit) opcode */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown AML opcode [%4.4X]\n", opcode)); - break; + return (&acpi_gbl_aml_op_info + [acpi_gbl_long_op_index[(u8) opcode]]); } + /* Unknown AML opcode */ - /* Default is "unknown opcode" */ + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown AML opcode [%4.4X]\n", opcode)); - return (&acpi_gbl_aml_op_info [_UNK]); + return (&acpi_gbl_aml_op_info[_UNK]); } - /******************************************************************************* * * FUNCTION: acpi_ps_get_opcode_name @@ -473,16 +766,13 @@ acpi_ps_get_opcode_info ( * ******************************************************************************/ -char * -acpi_ps_get_opcode_name ( - u16 opcode) +char *acpi_ps_get_opcode_name(u16 opcode) { #if defined(ACPI_DISASSEMBLER) || defined (ACPI_DEBUG_OUTPUT) - const struct acpi_opcode_info *op; + const struct acpi_opcode_info *op; - - op = acpi_ps_get_opcode_info (opcode); + op = acpi_ps_get_opcode_info(opcode); /* Always guaranteed to return a valid pointer */ @@ -493,4 +783,3 @@ acpi_ps_get_opcode_name ( #endif } - diff --git a/drivers/acpi/parser/psparse.c b/drivers/acpi/parser/psparse.c index bbfdc1a58c27..76d4d640d83c 100644 --- a/drivers/acpi/parser/psparse.c +++ b/drivers/acpi/parser/psparse.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - /* * Parse the AML and build an operation tree as most interpreters, * like Perl, do. Parsing is done by hand rather than with a YACC @@ -59,28 +58,7 @@ #include <acpi/acinterp.h> #define _COMPONENT ACPI_PARSER - ACPI_MODULE_NAME ("psparse") - - -static u32 acpi_gbl_depth = 0; - -/* Local prototypes */ - -static void -acpi_ps_complete_this_op ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op); - -static acpi_status -acpi_ps_next_parse_state ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - acpi_status callback_status); - -static acpi_status -acpi_ps_parse_loop ( - struct acpi_walk_state *walk_state); - +ACPI_MODULE_NAME("psparse") /******************************************************************************* * @@ -93,10 +71,7 @@ acpi_ps_parse_loop ( * DESCRIPTION: Get the size of the current opcode. * ******************************************************************************/ - -u32 -acpi_ps_get_opcode_size ( - u32 opcode) +u32 acpi_ps_get_opcode_size(u32 opcode) { /* Extended (2-byte) opcode if > 255 */ @@ -110,7 +85,6 @@ acpi_ps_get_opcode_size ( return (1); } - /******************************************************************************* * * FUNCTION: acpi_ps_peek_opcode @@ -123,28 +97,24 @@ acpi_ps_get_opcode_size ( * ******************************************************************************/ -u16 -acpi_ps_peek_opcode ( - struct acpi_parse_state *parser_state) +u16 acpi_ps_peek_opcode(struct acpi_parse_state * parser_state) { - u8 *aml; - u16 opcode; - + u8 *aml; + u16 opcode; aml = parser_state->aml; - opcode = (u16) ACPI_GET8 (aml); + opcode = (u16) ACPI_GET8(aml); - if (opcode == AML_EXTOP) { - /* Extended opcode */ + if (opcode == AML_EXTENDED_OP_PREFIX) { + /* Extended opcode, get the second opcode byte */ aml++; - opcode = (u16) ((opcode << 8) | ACPI_GET8 (aml)); + opcode = (u16) ((opcode << 8) | ACPI_GET8(aml)); } return (opcode); } - /******************************************************************************* * * FUNCTION: acpi_ps_complete_this_op @@ -152,47 +122,54 @@ acpi_ps_peek_opcode ( * PARAMETERS: walk_state - Current State * Op - Op to complete * - * RETURN: None. + * RETURN: Status * * DESCRIPTION: Perform any cleanup at the completion of an Op. * ******************************************************************************/ -static void -acpi_ps_complete_this_op ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op) +acpi_status +acpi_ps_complete_this_op(struct acpi_walk_state * walk_state, + union acpi_parse_object * op) { - union acpi_parse_object *prev; - union acpi_parse_object *next; - const struct acpi_opcode_info *parent_info; - union acpi_parse_object *replacement_op = NULL; - - - ACPI_FUNCTION_TRACE_PTR ("ps_complete_this_op", op); + union acpi_parse_object *prev; + union acpi_parse_object *next; + const struct acpi_opcode_info *parent_info; + union acpi_parse_object *replacement_op = NULL; + ACPI_FUNCTION_TRACE_PTR("ps_complete_this_op", op); /* Check for null Op, can happen if AML code is corrupt */ if (!op) { - return_VOID; + return_ACPI_STATUS(AE_OK); /* OK for now */ } /* Delete this op and the subtree below it if asked to */ - if (((walk_state->parse_flags & ACPI_PARSE_TREE_MASK) != ACPI_PARSE_DELETE_TREE) || - (walk_state->op_info->class == AML_CLASS_ARGUMENT)) { - return_VOID; + if (((walk_state->parse_flags & ACPI_PARSE_TREE_MASK) != + ACPI_PARSE_DELETE_TREE) + || (walk_state->op_info->class == AML_CLASS_ARGUMENT)) { + return_ACPI_STATUS(AE_OK); } /* Make sure that we only delete this subtree */ if (op->common.parent) { + prev = op->common.parent->common.value.arg; + if (!prev) { + /* Nothing more to do */ + + goto cleanup; + } + /* * Check if we need to replace the operator and its subtree * with a return value op (placeholder op) */ - parent_info = acpi_ps_get_opcode_info (op->common.parent->common.aml_opcode); + parent_info = + acpi_ps_get_opcode_info(op->common.parent->common. + aml_opcode); switch (parent_info->class) { case AML_CLASS_CONTROL: @@ -204,9 +181,10 @@ acpi_ps_complete_this_op ( * These opcodes contain term_arg operands. The current * op must be replaced by a placeholder return op */ - replacement_op = acpi_ps_alloc_op (AML_INT_RETURN_VALUE_OP); + replacement_op = + acpi_ps_alloc_op(AML_INT_RETURN_VALUE_OP); if (!replacement_op) { - goto cleanup; + goto allocate_error; } break; @@ -216,91 +194,117 @@ acpi_ps_complete_this_op ( * These opcodes contain term_arg operands. The current * op must be replaced by a placeholder return op */ - if ((op->common.parent->common.aml_opcode == AML_REGION_OP) || - (op->common.parent->common.aml_opcode == AML_DATA_REGION_OP) || - (op->common.parent->common.aml_opcode == AML_BUFFER_OP) || - (op->common.parent->common.aml_opcode == AML_PACKAGE_OP) || - (op->common.parent->common.aml_opcode == AML_VAR_PACKAGE_OP)) { - replacement_op = acpi_ps_alloc_op (AML_INT_RETURN_VALUE_OP); + if ((op->common.parent->common.aml_opcode == + AML_REGION_OP) + || (op->common.parent->common.aml_opcode == + AML_DATA_REGION_OP) + || (op->common.parent->common.aml_opcode == + AML_BUFFER_OP) + || (op->common.parent->common.aml_opcode == + AML_PACKAGE_OP) + || (op->common.parent->common.aml_opcode == + AML_VAR_PACKAGE_OP)) { + replacement_op = + acpi_ps_alloc_op(AML_INT_RETURN_VALUE_OP); if (!replacement_op) { - goto cleanup; + goto allocate_error; } - } - - if ((op->common.parent->common.aml_opcode == AML_NAME_OP) && - (walk_state->descending_callback != acpi_ds_exec_begin_op)) { - if ((op->common.aml_opcode == AML_BUFFER_OP) || - (op->common.aml_opcode == AML_PACKAGE_OP) || - (op->common.aml_opcode == AML_VAR_PACKAGE_OP)) { - replacement_op = acpi_ps_alloc_op (op->common.aml_opcode); + } else + if ((op->common.parent->common.aml_opcode == + AML_NAME_OP) + && (walk_state->pass_number <= + ACPI_IMODE_LOAD_PASS2)) { + if ((op->common.aml_opcode == AML_BUFFER_OP) + || (op->common.aml_opcode == AML_PACKAGE_OP) + || (op->common.aml_opcode == + AML_VAR_PACKAGE_OP)) { + replacement_op = + acpi_ps_alloc_op(op->common. + aml_opcode); if (!replacement_op) { - goto cleanup; + goto allocate_error; } - replacement_op->named.data = op->named.data; - replacement_op->named.length = op->named.length; + replacement_op->named.data = + op->named.data; + replacement_op->named.length = + op->named.length; } } break; default: - replacement_op = acpi_ps_alloc_op (AML_INT_RETURN_VALUE_OP); + + replacement_op = + acpi_ps_alloc_op(AML_INT_RETURN_VALUE_OP); if (!replacement_op) { - goto cleanup; + goto allocate_error; } } /* We must unlink this op from the parent tree */ - prev = op->common.parent->common.value.arg; if (prev == op) { /* This op is the first in the list */ if (replacement_op) { - replacement_op->common.parent = op->common.parent; - replacement_op->common.value.arg = NULL; - replacement_op->common.node = op->common.node; - op->common.parent->common.value.arg = replacement_op; - replacement_op->common.next = op->common.next; - } - else { - op->common.parent->common.value.arg = op->common.next; + replacement_op->common.parent = + op->common.parent; + replacement_op->common.value.arg = NULL; + replacement_op->common.node = op->common.node; + op->common.parent->common.value.arg = + replacement_op; + replacement_op->common.next = op->common.next; + } else { + op->common.parent->common.value.arg = + op->common.next; } } /* Search the parent list */ - else while (prev) { - /* Traverse all siblings in the parent's argument list */ - - next = prev->common.next; - if (next == op) { - if (replacement_op) { - replacement_op->common.parent = op->common.parent; - replacement_op->common.value.arg = NULL; - replacement_op->common.node = op->common.node; - prev->common.next = replacement_op; - replacement_op->common.next = op->common.next; - next = NULL; - } - else { - prev->common.next = op->common.next; - next = NULL; + else + while (prev) { + /* Traverse all siblings in the parent's argument list */ + + next = prev->common.next; + if (next == op) { + if (replacement_op) { + replacement_op->common.parent = + op->common.parent; + replacement_op->common.value. + arg = NULL; + replacement_op->common.node = + op->common.node; + prev->common.next = + replacement_op; + replacement_op->common.next = + op->common.next; + next = NULL; + } else { + prev->common.next = + op->common.next; + next = NULL; + } } + prev = next; } - prev = next; - } } - -cleanup: + cleanup: /* Now we can actually delete the subtree rooted at Op */ - acpi_ps_delete_parse_tree (op); - return_VOID; -} + acpi_ps_delete_parse_tree(op); + return_ACPI_STATUS(AE_OK); + allocate_error: + + /* Always delete the subtree, even on error */ + + acpi_ps_delete_parse_tree(op); + return_ACPI_STATUS(AE_NO_MEMORY); +} /******************************************************************************* * @@ -317,18 +321,15 @@ cleanup: * ******************************************************************************/ -static acpi_status -acpi_ps_next_parse_state ( - struct acpi_walk_state *walk_state, - union acpi_parse_object *op, - acpi_status callback_status) +acpi_status +acpi_ps_next_parse_state(struct acpi_walk_state *walk_state, + union acpi_parse_object *op, + acpi_status callback_status) { - struct acpi_parse_state *parser_state = &walk_state->parser_state; - acpi_status status = AE_CTRL_PENDING; - - - ACPI_FUNCTION_TRACE_PTR ("ps_next_parse_state", op); + struct acpi_parse_state *parser_state = &walk_state->parser_state; + acpi_status status = AE_CTRL_PENDING; + ACPI_FUNCTION_TRACE_PTR("ps_next_parse_state", op); switch (callback_status) { case AE_CTRL_TERMINATE: @@ -341,7 +342,6 @@ acpi_ps_next_parse_state ( status = AE_CTRL_TERMINATE; break; - case AE_CTRL_BREAK: parser_state->aml = walk_state->aml_last_while; @@ -351,7 +351,6 @@ acpi_ps_next_parse_state ( case AE_CTRL_CONTINUE: - parser_state->aml = walk_state->aml_last_while; status = AE_CTRL_CONTINUE; break; @@ -375,10 +374,9 @@ acpi_ps_next_parse_state ( * Predicate of an IF was true, and we are at the matching ELSE. * Just close out this package */ - parser_state->aml = acpi_ps_get_next_package_end (parser_state); + parser_state->aml = acpi_ps_get_next_package_end(parser_state); break; - case AE_CTRL_FALSE: /* @@ -396,7 +394,6 @@ acpi_ps_next_parse_state ( status = AE_CTRL_END; break; - case AE_CTRL_TRANSFER: /* A method call (invocation) -- transfer control */ @@ -404,14 +401,15 @@ acpi_ps_next_parse_state ( status = AE_CTRL_TRANSFER; walk_state->prev_op = op; walk_state->method_call_op = op; - walk_state->method_call_node = (op->common.value.arg)->common.node; + walk_state->method_call_node = + (op->common.value.arg)->common.node; /* Will return value (if any) be used by the caller? */ - walk_state->return_used = acpi_ds_is_result_used (op, walk_state); + walk_state->return_used = + acpi_ds_is_result_used(op, walk_state); break; - default: status = callback_status; @@ -421,667 +419,9 @@ acpi_ps_next_parse_state ( break; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - -/******************************************************************************* - * - * FUNCTION: acpi_ps_parse_loop - * - * PARAMETERS: walk_state - Current state - * - * RETURN: Status - * - * DESCRIPTION: Parse AML (pointed to by the current parser state) and return - * a tree of ops. - * - ******************************************************************************/ - -static acpi_status -acpi_ps_parse_loop ( - struct acpi_walk_state *walk_state) -{ - acpi_status status = AE_OK; - union acpi_parse_object *op = NULL; /* current op */ - union acpi_parse_object *arg = NULL; - union acpi_parse_object *pre_op = NULL; - struct acpi_parse_state *parser_state; - u8 *aml_op_start = NULL; - - - ACPI_FUNCTION_TRACE_PTR ("ps_parse_loop", walk_state); - - if (walk_state->descending_callback == NULL) { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - parser_state = &walk_state->parser_state; - walk_state->arg_types = 0; - -#if (!defined (ACPI_NO_METHOD_EXECUTION) && !defined (ACPI_CONSTANT_EVAL_ONLY)) - - if (walk_state->walk_type & ACPI_WALK_METHOD_RESTART) { - /* We are restarting a preempted control method */ - - if (acpi_ps_has_completed_scope (parser_state)) { - /* - * We must check if a predicate to an IF or WHILE statement - * was just completed - */ - if ((parser_state->scope->parse_scope.op) && - ((parser_state->scope->parse_scope.op->common.aml_opcode == AML_IF_OP) || - (parser_state->scope->parse_scope.op->common.aml_opcode == AML_WHILE_OP)) && - (walk_state->control_state) && - (walk_state->control_state->common.state == - ACPI_CONTROL_PREDICATE_EXECUTING)) { - /* - * A predicate was just completed, get the value of the - * predicate and branch based on that value - */ - walk_state->op = NULL; - status = acpi_ds_get_predicate_value (walk_state, ACPI_TO_POINTER (TRUE)); - if (ACPI_FAILURE (status) && - ((status & AE_CODE_MASK) != AE_CODE_CONTROL)) { - if (status == AE_AML_NO_RETURN_VALUE) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Invoked method did not return a value, %s\n", - acpi_format_exception (status))); - - } - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "get_predicate Failed, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); - } - - status = acpi_ps_next_parse_state (walk_state, op, status); - } - - acpi_ps_pop_scope (parser_state, &op, - &walk_state->arg_types, &walk_state->arg_count); - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Popped scope, Op=%p\n", op)); - } - else if (walk_state->prev_op) { - /* We were in the middle of an op */ - - op = walk_state->prev_op; - walk_state->arg_types = walk_state->prev_arg_types; - } - } -#endif - - /* Iterative parsing loop, while there is more AML to process: */ - - while ((parser_state->aml < parser_state->aml_end) || (op)) { - aml_op_start = parser_state->aml; - if (!op) { - /* Get the next opcode from the AML stream */ - - walk_state->aml_offset = (u32) ACPI_PTR_DIFF (parser_state->aml, - parser_state->aml_start); - walk_state->opcode = acpi_ps_peek_opcode (parser_state); - - /* - * First cut to determine what we have found: - * 1) A valid AML opcode - * 2) A name string - * 3) An unknown/invalid opcode - */ - walk_state->op_info = acpi_ps_get_opcode_info (walk_state->opcode); - switch (walk_state->op_info->class) { - case AML_CLASS_ASCII: - case AML_CLASS_PREFIX: - /* - * Starts with a valid prefix or ASCII char, this is a name - * string. Convert the bare name string to a namepath. - */ - walk_state->opcode = AML_INT_NAMEPATH_OP; - walk_state->arg_types = ARGP_NAMESTRING; - break; - - case AML_CLASS_UNKNOWN: - - /* The opcode is unrecognized. Just skip unknown opcodes */ - - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Found unknown opcode %X at AML address %p offset %X, ignoring\n", - walk_state->opcode, parser_state->aml, walk_state->aml_offset)); - - ACPI_DUMP_BUFFER (parser_state->aml, 128); - - /* Assume one-byte bad opcode */ - - parser_state->aml++; - continue; - - default: - - /* Found opcode info, this is a normal opcode */ - - parser_state->aml += acpi_ps_get_opcode_size (walk_state->opcode); - walk_state->arg_types = walk_state->op_info->parse_args; - break; - } - - /* Create Op structure and append to parent's argument list */ - - if (walk_state->op_info->flags & AML_NAMED) { - /* Allocate a new pre_op if necessary */ - - if (!pre_op) { - pre_op = acpi_ps_alloc_op (walk_state->opcode); - if (!pre_op) { - status = AE_NO_MEMORY; - goto close_this_op; - } - } - - pre_op->common.value.arg = NULL; - pre_op->common.aml_opcode = walk_state->opcode; - - /* - * Get and append arguments until we find the node that contains - * the name (the type ARGP_NAME). - */ - while (GET_CURRENT_ARG_TYPE (walk_state->arg_types) && - (GET_CURRENT_ARG_TYPE (walk_state->arg_types) != ARGP_NAME)) { - status = acpi_ps_get_next_arg (walk_state, parser_state, - GET_CURRENT_ARG_TYPE (walk_state->arg_types), &arg); - if (ACPI_FAILURE (status)) { - goto close_this_op; - } - - acpi_ps_append_arg (pre_op, arg); - INCREMENT_ARG_LIST (walk_state->arg_types); - } - - /* - * Make sure that we found a NAME and didn't run out of - * arguments - */ - if (!GET_CURRENT_ARG_TYPE (walk_state->arg_types)) { - status = AE_AML_NO_OPERAND; - goto close_this_op; - } - - /* We know that this arg is a name, move to next arg */ - - INCREMENT_ARG_LIST (walk_state->arg_types); - - /* - * Find the object. This will either insert the object into - * the namespace or simply look it up - */ - walk_state->op = NULL; - - status = walk_state->descending_callback (walk_state, &op); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "During name lookup/catalog, %s\n", - acpi_format_exception (status))); - goto close_this_op; - } - - if (!op) { - continue; - } - - status = acpi_ps_next_parse_state (walk_state, op, status); - if (status == AE_CTRL_PENDING) { - status = AE_OK; - goto close_this_op; - } - - if (ACPI_FAILURE (status)) { - goto close_this_op; - } - - acpi_ps_append_arg (op, pre_op->common.value.arg); - acpi_gbl_depth++; - - if (op->common.aml_opcode == AML_REGION_OP) { - /* - * Defer final parsing of an operation_region body, - * because we don't have enough info in the first pass - * to parse it correctly (i.e., there may be method - * calls within the term_arg elements of the body.) - * - * However, we must continue parsing because - * the opregion is not a standalone package -- - * we don't know where the end is at this point. - * - * (Length is unknown until parse of the body complete) - */ - op->named.data = aml_op_start; - op->named.length = 0; - } - } - else { - /* Not a named opcode, just allocate Op and append to parent */ - - walk_state->op_info = acpi_ps_get_opcode_info (walk_state->opcode); - op = acpi_ps_alloc_op (walk_state->opcode); - if (!op) { - status = AE_NO_MEMORY; - goto close_this_op; - } - - if (walk_state->op_info->flags & AML_CREATE) { - /* - * Backup to beginning of create_xXXfield declaration - * body_length is unknown until we parse the body - */ - op->named.data = aml_op_start; - op->named.length = 0; - } - - acpi_ps_append_arg (acpi_ps_get_parent_scope (parser_state), op); - - if ((walk_state->descending_callback != NULL)) { - /* - * Find the object. This will either insert the object into - * the namespace or simply look it up - */ - walk_state->op = op; - - status = walk_state->descending_callback (walk_state, &op); - status = acpi_ps_next_parse_state (walk_state, op, status); - if (status == AE_CTRL_PENDING) { - status = AE_OK; - goto close_this_op; - } - - if (ACPI_FAILURE (status)) { - goto close_this_op; - } - } - } - - op->common.aml_offset = walk_state->aml_offset; - - if (walk_state->op_info) { - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "Opcode %4.4X [%s] Op %p Aml %p aml_offset %5.5X\n", - (u32) op->common.aml_opcode, walk_state->op_info->name, - op, parser_state->aml, op->common.aml_offset)); - } - } - - - /* - * Start arg_count at zero because we don't know if there are - * any args yet - */ - walk_state->arg_count = 0; - - /* Are there any arguments that must be processed? */ - - if (walk_state->arg_types) { - /* Get arguments */ - - switch (op->common.aml_opcode) { - case AML_BYTE_OP: /* AML_BYTEDATA_ARG */ - case AML_WORD_OP: /* AML_WORDDATA_ARG */ - case AML_DWORD_OP: /* AML_DWORDATA_ARG */ - case AML_QWORD_OP: /* AML_QWORDATA_ARG */ - case AML_STRING_OP: /* AML_ASCIICHARLIST_ARG */ - - /* Fill in constant or string argument directly */ - - acpi_ps_get_next_simple_arg (parser_state, - GET_CURRENT_ARG_TYPE (walk_state->arg_types), op); - break; - - case AML_INT_NAMEPATH_OP: /* AML_NAMESTRING_ARG */ - - status = acpi_ps_get_next_namepath (walk_state, parser_state, op, 1); - if (ACPI_FAILURE (status)) { - goto close_this_op; - } - - walk_state->arg_types = 0; - break; - - default: - - /* - * Op is not a constant or string, append each argument - * to the Op - */ - while (GET_CURRENT_ARG_TYPE (walk_state->arg_types) && - !walk_state->arg_count) { - walk_state->aml_offset = (u32) - ACPI_PTR_DIFF (parser_state->aml, parser_state->aml_start); - - status = acpi_ps_get_next_arg (walk_state, parser_state, - GET_CURRENT_ARG_TYPE (walk_state->arg_types), - &arg); - if (ACPI_FAILURE (status)) { - goto close_this_op; - } - - if (arg) { - arg->common.aml_offset = walk_state->aml_offset; - acpi_ps_append_arg (op, arg); - } - INCREMENT_ARG_LIST (walk_state->arg_types); - } - - /* Special processing for certain opcodes */ - - switch (op->common.aml_opcode) { - case AML_METHOD_OP: - - /* - * Skip parsing of control method - * because we don't have enough info in the first pass - * to parse it correctly. - * - * Save the length and address of the body - */ - op->named.data = parser_state->aml; - op->named.length = (u32) (parser_state->pkg_end - - parser_state->aml); - - /* Skip body of method */ - - parser_state->aml = parser_state->pkg_end; - walk_state->arg_count = 0; - break; - - case AML_BUFFER_OP: - case AML_PACKAGE_OP: - case AML_VAR_PACKAGE_OP: - - if ((op->common.parent) && - (op->common.parent->common.aml_opcode == AML_NAME_OP) && - (walk_state->descending_callback != acpi_ds_exec_begin_op)) { - /* - * Skip parsing of Buffers and Packages - * because we don't have enough info in the first pass - * to parse them correctly. - */ - op->named.data = aml_op_start; - op->named.length = (u32) (parser_state->pkg_end - - aml_op_start); - - /* Skip body */ - - parser_state->aml = parser_state->pkg_end; - walk_state->arg_count = 0; - } - break; - - case AML_WHILE_OP: - - if (walk_state->control_state) { - walk_state->control_state->control.package_end = - parser_state->pkg_end; - } - break; - - default: - - /* No action for all other opcodes */ - break; - } - break; - } - } - - /* Check for arguments that need to be processed */ - - if (walk_state->arg_count) { - /* - * There are arguments (complex ones), push Op and - * prepare for argument - */ - status = acpi_ps_push_scope (parser_state, op, - walk_state->arg_types, walk_state->arg_count); - if (ACPI_FAILURE (status)) { - goto close_this_op; - } - op = NULL; - continue; - } - - /* - * All arguments have been processed -- Op is complete, - * prepare for next - */ - walk_state->op_info = acpi_ps_get_opcode_info (op->common.aml_opcode); - if (walk_state->op_info->flags & AML_NAMED) { - if (acpi_gbl_depth) { - acpi_gbl_depth--; - } - - if (op->common.aml_opcode == AML_REGION_OP) { - /* - * Skip parsing of control method or opregion body, - * because we don't have enough info in the first pass - * to parse them correctly. - * - * Completed parsing an op_region declaration, we now - * know the length. - */ - op->named.length = (u32) (parser_state->aml - op->named.data); - } - } - - if (walk_state->op_info->flags & AML_CREATE) { - /* - * Backup to beginning of create_xXXfield declaration (1 for - * Opcode) - * - * body_length is unknown until we parse the body - */ - op->named.length = (u32) (parser_state->aml - op->named.data); - } - - /* This op complete, notify the dispatcher */ - - if (walk_state->ascending_callback != NULL) { - walk_state->op = op; - walk_state->opcode = op->common.aml_opcode; - - status = walk_state->ascending_callback (walk_state); - status = acpi_ps_next_parse_state (walk_state, op, status); - if (status == AE_CTRL_PENDING) { - status = AE_OK; - goto close_this_op; - } - } - - -close_this_op: - /* - * Finished one argument of the containing scope - */ - parser_state->scope->parse_scope.arg_count--; - - /* Close this Op (will result in parse subtree deletion) */ - - acpi_ps_complete_this_op (walk_state, op); - op = NULL; - if (pre_op) { - acpi_ps_free_op (pre_op); - pre_op = NULL; - } - - switch (status) { - case AE_OK: - break; - - - case AE_CTRL_TRANSFER: - - /* We are about to transfer to a called method. */ - - walk_state->prev_op = op; - walk_state->prev_arg_types = walk_state->arg_types; - return_ACPI_STATUS (status); - - - case AE_CTRL_END: - - acpi_ps_pop_scope (parser_state, &op, - &walk_state->arg_types, &walk_state->arg_count); - - if (op) { - walk_state->op = op; - walk_state->op_info = acpi_ps_get_opcode_info (op->common.aml_opcode); - walk_state->opcode = op->common.aml_opcode; - - status = walk_state->ascending_callback (walk_state); - status = acpi_ps_next_parse_state (walk_state, op, status); - - acpi_ps_complete_this_op (walk_state, op); - op = NULL; - } - status = AE_OK; - break; - - - case AE_CTRL_BREAK: - case AE_CTRL_CONTINUE: - - /* Pop off scopes until we find the While */ - - while (!op || (op->common.aml_opcode != AML_WHILE_OP)) { - acpi_ps_pop_scope (parser_state, &op, - &walk_state->arg_types, &walk_state->arg_count); - } - - /* Close this iteration of the While loop */ - - walk_state->op = op; - walk_state->op_info = acpi_ps_get_opcode_info (op->common.aml_opcode); - walk_state->opcode = op->common.aml_opcode; - - status = walk_state->ascending_callback (walk_state); - status = acpi_ps_next_parse_state (walk_state, op, status); - - acpi_ps_complete_this_op (walk_state, op); - op = NULL; - - status = AE_OK; - break; - - - case AE_CTRL_TERMINATE: - - status = AE_OK; - - /* Clean up */ - do { - if (op) { - acpi_ps_complete_this_op (walk_state, op); - } - acpi_ps_pop_scope (parser_state, &op, - &walk_state->arg_types, &walk_state->arg_count); - - } while (op); - - return_ACPI_STATUS (status); - - - default: /* All other non-AE_OK status */ - - do { - if (op) { - acpi_ps_complete_this_op (walk_state, op); - } - acpi_ps_pop_scope (parser_state, &op, - &walk_state->arg_types, &walk_state->arg_count); - - } while (op); - - - /* - * TBD: Cleanup parse ops on error - */ -#if 0 - if (op == NULL) { - acpi_ps_pop_scope (parser_state, &op, - &walk_state->arg_types, &walk_state->arg_count); - } -#endif - walk_state->prev_op = op; - walk_state->prev_arg_types = walk_state->arg_types; - return_ACPI_STATUS (status); - } - - /* This scope complete? */ - - if (acpi_ps_has_completed_scope (parser_state)) { - acpi_ps_pop_scope (parser_state, &op, - &walk_state->arg_types, &walk_state->arg_count); - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Popped scope, Op=%p\n", op)); - } - else { - op = NULL; - } - - } /* while parser_state->Aml */ - - - /* - * Complete the last Op (if not completed), and clear the scope stack. - * It is easily possible to end an AML "package" with an unbounded number - * of open scopes (such as when several ASL blocks are closed with - * sequential closing braces). We want to terminate each one cleanly. - */ - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "AML package complete at Op %p\n", op)); - do { - if (op) { - if (walk_state->ascending_callback != NULL) { - walk_state->op = op; - walk_state->op_info = acpi_ps_get_opcode_info (op->common.aml_opcode); - walk_state->opcode = op->common.aml_opcode; - - status = walk_state->ascending_callback (walk_state); - status = acpi_ps_next_parse_state (walk_state, op, status); - if (status == AE_CTRL_PENDING) { - status = AE_OK; - goto close_this_op; - } - - if (status == AE_CTRL_TERMINATE) { - status = AE_OK; - - /* Clean up */ - do { - if (op) { - acpi_ps_complete_this_op (walk_state, op); - } - - acpi_ps_pop_scope (parser_state, &op, - &walk_state->arg_types, &walk_state->arg_count); - - } while (op); - - return_ACPI_STATUS (status); - } - - else if (ACPI_FAILURE (status)) { - acpi_ps_complete_this_op (walk_state, op); - return_ACPI_STATUS (status); - } - } - - acpi_ps_complete_this_op (walk_state, op); - } - - acpi_ps_pop_scope (parser_state, &op, &walk_state->arg_types, - &walk_state->arg_count); - - } while (op); - - return_ACPI_STATUS (status); -} - - /******************************************************************************* * * FUNCTION: acpi_ps_parse_aml @@ -1095,34 +435,29 @@ close_this_op: * ******************************************************************************/ -acpi_status -acpi_ps_parse_aml ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state) { - acpi_status status; - acpi_status terminate_status; - struct acpi_thread_state *thread; - struct acpi_thread_state *prev_walk_list = acpi_gbl_current_walk_list; - struct acpi_walk_state *previous_walk_state; + acpi_status status; + struct acpi_thread_state *thread; + struct acpi_thread_state *prev_walk_list = acpi_gbl_current_walk_list; + struct acpi_walk_state *previous_walk_state; + ACPI_FUNCTION_TRACE("ps_parse_aml"); - ACPI_FUNCTION_TRACE ("ps_parse_aml"); - - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "Entered with walk_state=%p Aml=%p size=%X\n", - walk_state, walk_state->parser_state.aml, - walk_state->parser_state.aml_size)); - + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Entered with walk_state=%p Aml=%p size=%X\n", + walk_state, walk_state->parser_state.aml, + walk_state->parser_state.aml_size)); /* Create and initialize a new thread state */ - thread = acpi_ut_create_thread_state (); + thread = acpi_ut_create_thread_state(); if (!thread) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } walk_state->thread = thread; - acpi_ds_push_walk_state (walk_state, thread); + acpi_ds_push_walk_state(walk_state, thread); /* * This global allows the AML debugger to get a handle to the currently @@ -1134,130 +469,136 @@ acpi_ps_parse_aml ( * Execute the walk loop as long as there is a valid Walk State. This * handles nested control method invocations without recursion. */ - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "State=%p\n", walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, "State=%p\n", walk_state)); status = AE_OK; while (walk_state) { - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { /* * The parse_loop executes AML until the method terminates * or calls another method. */ - status = acpi_ps_parse_loop (walk_state); + status = acpi_ps_parse_loop(walk_state); } - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "Completed one call to walk loop, %s State=%p\n", - acpi_format_exception (status), walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Completed one call to walk loop, %s State=%p\n", + acpi_format_exception(status), walk_state)); if (status == AE_CTRL_TRANSFER) { /* * A method call was detected. * Transfer control to the called control method */ - status = acpi_ds_call_control_method (thread, walk_state, NULL); + status = + acpi_ds_call_control_method(thread, walk_state, + NULL); /* * If the transfer to the new method method call worked, a new walk * state was created -- get it */ - walk_state = acpi_ds_get_current_walk_state (thread); + walk_state = acpi_ds_get_current_walk_state(thread); continue; - } - else if (status == AE_CTRL_TERMINATE) { + } else if (status == AE_CTRL_TERMINATE) { status = AE_OK; - } - else if ((status != AE_OK) && (walk_state->method_desc)) { - ACPI_REPORT_METHOD_ERROR ("Method execution failed", - walk_state->method_node, NULL, status); + } else if ((status != AE_OK) && (walk_state->method_desc)) { + ACPI_REPORT_METHOD_ERROR("Method execution failed", + walk_state->method_node, NULL, + status); + + /* Ensure proper cleanup */ + + walk_state->parse_flags |= ACPI_PARSE_EXECUTE; /* Check for possible multi-thread reentrancy problem */ if ((status == AE_ALREADY_EXISTS) && - (!walk_state->method_desc->method.semaphore)) { + (!walk_state->method_desc->method.semaphore)) { /* * This method is marked not_serialized, but it tried to create * a named object, causing the second thread entrance to fail. * We will workaround this by marking the method permanently * as Serialized. */ - walk_state->method_desc->method.method_flags |= AML_METHOD_SERIALIZED; + walk_state->method_desc->method.method_flags |= + AML_METHOD_SERIALIZED; walk_state->method_desc->method.concurrency = 1; } } - if (walk_state->method_desc) { - /* Decrement the thread count on the method parse tree */ - - if (walk_state->method_desc->method.thread_count) { - walk_state->method_desc->method.thread_count--; - } - } - /* We are done with this walk, move on to the parent if any */ - walk_state = acpi_ds_pop_walk_state (thread); + walk_state = acpi_ds_pop_walk_state(thread); /* Reset the current scope to the beginning of scope stack */ - acpi_ds_scope_stack_clear (walk_state); + acpi_ds_scope_stack_clear(walk_state); /* * If we just returned from the execution of a control method, * there's lots of cleanup to do */ - if ((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) == ACPI_PARSE_EXECUTE) { - terminate_status = acpi_ds_terminate_control_method (walk_state); - if (ACPI_FAILURE (terminate_status)) { - ACPI_REPORT_ERROR (( - "Could not terminate control method properly\n")); + if ((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) == + ACPI_PARSE_EXECUTE) { + if (walk_state->method_desc) { + /* Decrement the thread count on the method parse tree */ - /* Ignore error and continue */ + walk_state->method_desc->method.thread_count--; } + + acpi_ds_terminate_control_method(walk_state); } /* Delete this walk state and all linked control states */ - acpi_ps_cleanup_scope (&walk_state->parser_state); + acpi_ps_cleanup_scope(&walk_state->parser_state); previous_walk_state = walk_state; - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "return_value=%p, implicit_value=%p State=%p\n", - walk_state->return_desc, walk_state->implicit_return_obj, walk_state)); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "return_value=%p, implicit_value=%p State=%p\n", + walk_state->return_desc, + walk_state->implicit_return_obj, walk_state)); /* Check if we have restarted a preempted walk */ - walk_state = acpi_ds_get_current_walk_state (thread); + walk_state = acpi_ds_get_current_walk_state(thread); if (walk_state) { - if (ACPI_SUCCESS (status)) { + if (ACPI_SUCCESS(status)) { /* * There is another walk state, restart it. * If the method return value is not used by the parent, * The object is deleted */ if (!previous_walk_state->return_desc) { - status = acpi_ds_restart_control_method (walk_state, - previous_walk_state->implicit_return_obj); - } - else { + status = + acpi_ds_restart_control_method + (walk_state, + previous_walk_state-> + implicit_return_obj); + } else { /* * We have a valid return value, delete any implicit * return value. */ - acpi_ds_clear_implicit_return (previous_walk_state); + acpi_ds_clear_implicit_return + (previous_walk_state); - status = acpi_ds_restart_control_method (walk_state, - previous_walk_state->return_desc); + status = + acpi_ds_restart_control_method + (walk_state, + previous_walk_state->return_desc); } - if (ACPI_SUCCESS (status)) { - walk_state->walk_type |= ACPI_WALK_METHOD_RESTART; + if (ACPI_SUCCESS(status)) { + walk_state->walk_type |= + ACPI_WALK_METHOD_RESTART; } - } - else { + } else { /* On error, delete any return object */ - acpi_ut_remove_reference (previous_walk_state->return_desc); + acpi_ut_remove_reference(previous_walk_state-> + return_desc); } } @@ -1268,37 +609,36 @@ acpi_ps_parse_aml ( else if (previous_walk_state->caller_return_desc) { if (previous_walk_state->implicit_return_obj) { *(previous_walk_state->caller_return_desc) = - previous_walk_state->implicit_return_obj; - } - else { - /* NULL if no return value */ + previous_walk_state->implicit_return_obj; + } else { + /* NULL if no return value */ *(previous_walk_state->caller_return_desc) = - previous_walk_state->return_desc; + previous_walk_state->return_desc; } - } - else { + } else { if (previous_walk_state->return_desc) { /* Caller doesn't want it, must delete it */ - acpi_ut_remove_reference (previous_walk_state->return_desc); + acpi_ut_remove_reference(previous_walk_state-> + return_desc); } if (previous_walk_state->implicit_return_obj) { /* Caller doesn't want it, must delete it */ - acpi_ut_remove_reference (previous_walk_state->implicit_return_obj); + acpi_ut_remove_reference(previous_walk_state-> + implicit_return_obj); } } - acpi_ds_delete_walk_state (previous_walk_state); + acpi_ds_delete_walk_state(previous_walk_state); } /* Normal exit */ - acpi_ex_release_all_mutexes (thread); - acpi_ut_delete_generic_state (ACPI_CAST_PTR (union acpi_generic_state, thread)); + acpi_ex_release_all_mutexes(thread); + acpi_ut_delete_generic_state(ACPI_CAST_PTR + (union acpi_generic_state, thread)); acpi_gbl_current_walk_list = prev_walk_list; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/parser/psscope.c b/drivers/acpi/parser/psscope.c index 8dcd1b1e7131..1c953b6f1af1 100644 --- a/drivers/acpi/parser/psscope.c +++ b/drivers/acpi/parser/psscope.c @@ -41,13 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #define _COMPONENT ACPI_PARSER - ACPI_MODULE_NAME ("psscope") - +ACPI_MODULE_NAME("psscope") /******************************************************************************* * @@ -60,16 +58,13 @@ * DESCRIPTION: Get parent of current op being parsed * ******************************************************************************/ - -union acpi_parse_object * -acpi_ps_get_parent_scope ( - struct acpi_parse_state *parser_state) +union acpi_parse_object *acpi_ps_get_parent_scope(struct acpi_parse_state + *parser_state) { return (parser_state->scope->parse_scope.op); } - /******************************************************************************* * * FUNCTION: acpi_ps_has_completed_scope @@ -84,17 +79,14 @@ acpi_ps_get_parent_scope ( * ******************************************************************************/ -u8 -acpi_ps_has_completed_scope ( - struct acpi_parse_state *parser_state) +u8 acpi_ps_has_completed_scope(struct acpi_parse_state * parser_state) { return ((u8) - ((parser_state->aml >= parser_state->scope->parse_scope.arg_end || - !parser_state->scope->parse_scope.arg_count))); + ((parser_state->aml >= parser_state->scope->parse_scope.arg_end + || !parser_state->scope->parse_scope.arg_count))); } - /******************************************************************************* * * FUNCTION: acpi_ps_init_scope @@ -109,34 +101,30 @@ acpi_ps_has_completed_scope ( ******************************************************************************/ acpi_status -acpi_ps_init_scope ( - struct acpi_parse_state *parser_state, - union acpi_parse_object *root_op) +acpi_ps_init_scope(struct acpi_parse_state * parser_state, + union acpi_parse_object * root_op) { - union acpi_generic_state *scope; + union acpi_generic_state *scope; + ACPI_FUNCTION_TRACE_PTR("ps_init_scope", root_op); - ACPI_FUNCTION_TRACE_PTR ("ps_init_scope", root_op); - - - scope = acpi_ut_create_generic_state (); + scope = acpi_ut_create_generic_state(); if (!scope) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } - scope->common.data_type = ACPI_DESC_TYPE_STATE_RPSCOPE; - scope->parse_scope.op = root_op; + scope->common.data_type = ACPI_DESC_TYPE_STATE_RPSCOPE; + scope->parse_scope.op = root_op; scope->parse_scope.arg_count = ACPI_VAR_ARGS; - scope->parse_scope.arg_end = parser_state->aml_end; - scope->parse_scope.pkg_end = parser_state->aml_end; + scope->parse_scope.arg_end = parser_state->aml_end; + scope->parse_scope.pkg_end = parser_state->aml_end; - parser_state->scope = scope; - parser_state->start_op = root_op; + parser_state->scope = scope; + parser_state->start_op = root_op; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ps_push_scope @@ -153,48 +141,42 @@ acpi_ps_init_scope ( ******************************************************************************/ acpi_status -acpi_ps_push_scope ( - struct acpi_parse_state *parser_state, - union acpi_parse_object *op, - u32 remaining_args, - u32 arg_count) +acpi_ps_push_scope(struct acpi_parse_state *parser_state, + union acpi_parse_object *op, + u32 remaining_args, u32 arg_count) { - union acpi_generic_state *scope; - - - ACPI_FUNCTION_TRACE_PTR ("ps_push_scope", op); + union acpi_generic_state *scope; + ACPI_FUNCTION_TRACE_PTR("ps_push_scope", op); - scope = acpi_ut_create_generic_state (); + scope = acpi_ut_create_generic_state(); if (!scope) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } - scope->common.data_type = ACPI_DESC_TYPE_STATE_PSCOPE; - scope->parse_scope.op = op; + scope->common.data_type = ACPI_DESC_TYPE_STATE_PSCOPE; + scope->parse_scope.op = op; scope->parse_scope.arg_list = remaining_args; scope->parse_scope.arg_count = arg_count; scope->parse_scope.pkg_end = parser_state->pkg_end; /* Push onto scope stack */ - acpi_ut_push_generic_state (&parser_state->scope, scope); + acpi_ut_push_generic_state(&parser_state->scope, scope); if (arg_count == ACPI_VAR_ARGS) { /* Multiple arguments */ scope->parse_scope.arg_end = parser_state->pkg_end; - } - else { + } else { /* Single argument */ - scope->parse_scope.arg_end = ACPI_TO_POINTER (ACPI_MAX_PTR); + scope->parse_scope.arg_end = ACPI_TO_POINTER(ACPI_MAX_PTR); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ps_pop_scope @@ -212,48 +194,41 @@ acpi_ps_push_scope ( ******************************************************************************/ void -acpi_ps_pop_scope ( - struct acpi_parse_state *parser_state, - union acpi_parse_object **op, - u32 *arg_list, - u32 *arg_count) +acpi_ps_pop_scope(struct acpi_parse_state *parser_state, + union acpi_parse_object **op, u32 * arg_list, u32 * arg_count) { - union acpi_generic_state *scope = parser_state->scope; - - - ACPI_FUNCTION_TRACE ("ps_pop_scope"); + union acpi_generic_state *scope = parser_state->scope; + ACPI_FUNCTION_TRACE("ps_pop_scope"); /* Only pop the scope if there is in fact a next scope */ if (scope->common.next) { - scope = acpi_ut_pop_generic_state (&parser_state->scope); + scope = acpi_ut_pop_generic_state(&parser_state->scope); /* return to parsing previous op */ - *op = scope->parse_scope.op; - *arg_list = scope->parse_scope.arg_list; - *arg_count = scope->parse_scope.arg_count; + *op = scope->parse_scope.op; + *arg_list = scope->parse_scope.arg_list; + *arg_count = scope->parse_scope.arg_count; parser_state->pkg_end = scope->parse_scope.pkg_end; /* All done with this scope state structure */ - acpi_ut_delete_generic_state (scope); - } - else { + acpi_ut_delete_generic_state(scope); + } else { /* empty parse stack, prepare to fetch next opcode */ - *op = NULL; + *op = NULL; *arg_list = 0; *arg_count = 0; } - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "Popped Op %p Args %X\n", *op, *arg_count)); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Popped Op %p Args %X\n", *op, *arg_count)); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ps_cleanup_scope @@ -267,15 +242,11 @@ acpi_ps_pop_scope ( * ******************************************************************************/ -void -acpi_ps_cleanup_scope ( - struct acpi_parse_state *parser_state) +void acpi_ps_cleanup_scope(struct acpi_parse_state *parser_state) { - union acpi_generic_state *scope; - - - ACPI_FUNCTION_TRACE_PTR ("ps_cleanup_scope", parser_state); + union acpi_generic_state *scope; + ACPI_FUNCTION_TRACE_PTR("ps_cleanup_scope", parser_state); if (!parser_state) { return_VOID; @@ -284,10 +255,9 @@ acpi_ps_cleanup_scope ( /* Delete anything on the scope stack */ while (parser_state->scope) { - scope = acpi_ut_pop_generic_state (&parser_state->scope); - acpi_ut_delete_generic_state (scope); + scope = acpi_ut_pop_generic_state(&parser_state->scope); + acpi_ut_delete_generic_state(scope); } return_VOID; } - diff --git a/drivers/acpi/parser/pstree.c b/drivers/acpi/parser/pstree.c index d5aafe73fca0..f0e755884eea 100644 --- a/drivers/acpi/parser/pstree.c +++ b/drivers/acpi/parser/pstree.c @@ -41,23 +41,18 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> #define _COMPONENT ACPI_PARSER - ACPI_MODULE_NAME ("pstree") +ACPI_MODULE_NAME("pstree") /* Local prototypes */ - #ifdef ACPI_OBSOLETE_FUNCTIONS -union acpi_parse_object * -acpi_ps_get_child ( - union acpi_parse_object *op); +union acpi_parse_object *acpi_ps_get_child(union acpi_parse_object *op); #endif - /******************************************************************************* * * FUNCTION: acpi_ps_get_arg @@ -71,21 +66,16 @@ acpi_ps_get_child ( * ******************************************************************************/ -union acpi_parse_object * -acpi_ps_get_arg ( - union acpi_parse_object *op, - u32 argn) +union acpi_parse_object *acpi_ps_get_arg(union acpi_parse_object *op, u32 argn) { - union acpi_parse_object *arg = NULL; - const struct acpi_opcode_info *op_info; - - - ACPI_FUNCTION_ENTRY (); + union acpi_parse_object *arg = NULL; + const struct acpi_opcode_info *op_info; + ACPI_FUNCTION_ENTRY(); /* Get the info structure for this opcode */ - op_info = acpi_ps_get_opcode_info (op->common.aml_opcode); + op_info = acpi_ps_get_opcode_info(op->common.aml_opcode); if (op_info->class == AML_CLASS_UNKNOWN) { /* Invalid opcode or ASCII character */ @@ -111,7 +101,6 @@ acpi_ps_get_arg ( return (arg); } - /******************************************************************************* * * FUNCTION: acpi_ps_append_arg @@ -126,16 +115,12 @@ acpi_ps_get_arg ( ******************************************************************************/ void -acpi_ps_append_arg ( - union acpi_parse_object *op, - union acpi_parse_object *arg) +acpi_ps_append_arg(union acpi_parse_object *op, union acpi_parse_object *arg) { - union acpi_parse_object *prev_arg; - const struct acpi_opcode_info *op_info; - - - ACPI_FUNCTION_ENTRY (); + union acpi_parse_object *prev_arg; + const struct acpi_opcode_info *op_info; + ACPI_FUNCTION_ENTRY(); if (!op) { return; @@ -143,12 +128,11 @@ acpi_ps_append_arg ( /* Get the info structure for this opcode */ - op_info = acpi_ps_get_opcode_info (op->common.aml_opcode); + op_info = acpi_ps_get_opcode_info(op->common.aml_opcode); if (op_info->class == AML_CLASS_UNKNOWN) { /* Invalid opcode */ - ACPI_REPORT_ERROR (("ps_append_arg: Invalid AML Opcode: 0x%2.2X\n", - op->common.aml_opcode)); + ACPI_REPORT_ERROR(("ps_append_arg: Invalid AML Opcode: 0x%2.2X\n", op->common.aml_opcode)); return; } @@ -170,8 +154,7 @@ acpi_ps_append_arg ( prev_arg = prev_arg->common.next; } prev_arg->common.next = arg; - } - else { + } else { /* No argument list, this will be the first argument */ op->common.value.arg = arg; @@ -185,7 +168,6 @@ acpi_ps_append_arg ( } } - #ifdef ACPI_FUTURE_USAGE /******************************************************************************* * @@ -201,18 +183,14 @@ acpi_ps_append_arg ( * ******************************************************************************/ -union acpi_parse_object * -acpi_ps_get_depth_next ( - union acpi_parse_object *origin, - union acpi_parse_object *op) +union acpi_parse_object *acpi_ps_get_depth_next(union acpi_parse_object *origin, + union acpi_parse_object *op) { - union acpi_parse_object *next = NULL; - union acpi_parse_object *parent; - union acpi_parse_object *arg; - - - ACPI_FUNCTION_ENTRY (); + union acpi_parse_object *next = NULL; + union acpi_parse_object *parent; + union acpi_parse_object *arg; + ACPI_FUNCTION_ENTRY(); if (!op) { return (NULL); @@ -220,7 +198,7 @@ acpi_ps_get_depth_next ( /* Look for an argument or child */ - next = acpi_ps_get_arg (op, 0); + next = acpi_ps_get_arg(op, 0); if (next) { return (next); } @@ -237,7 +215,7 @@ acpi_ps_get_depth_next ( parent = op->common.parent; while (parent) { - arg = acpi_ps_get_arg (parent, 0); + arg = acpi_ps_get_arg(parent, 0); while (arg && (arg != origin) && (arg != op)) { arg = arg->common.next; } @@ -261,7 +239,6 @@ acpi_ps_get_depth_next ( return (next); } - #ifdef ACPI_OBSOLETE_FUNCTIONS /******************************************************************************* * @@ -275,15 +252,11 @@ acpi_ps_get_depth_next ( * ******************************************************************************/ -union acpi_parse_object * -acpi_ps_get_child ( - union acpi_parse_object *op) +union acpi_parse_object *acpi_ps_get_child(union acpi_parse_object *op) { - union acpi_parse_object *child = NULL; - - - ACPI_FUNCTION_ENTRY (); + union acpi_parse_object *child = NULL; + ACPI_FUNCTION_ENTRY(); switch (op->common.aml_opcode) { case AML_SCOPE_OP: @@ -292,10 +265,9 @@ acpi_ps_get_child ( case AML_THERMAL_ZONE_OP: case AML_INT_METHODCALL_OP: - child = acpi_ps_get_arg (op, 0); + child = acpi_ps_get_arg(op, 0); break; - case AML_BUFFER_OP: case AML_PACKAGE_OP: case AML_METHOD_OP: @@ -303,24 +275,21 @@ acpi_ps_get_child ( case AML_WHILE_OP: case AML_FIELD_OP: - child = acpi_ps_get_arg (op, 1); + child = acpi_ps_get_arg(op, 1); break; - case AML_POWER_RES_OP: case AML_INDEX_FIELD_OP: - child = acpi_ps_get_arg (op, 2); + child = acpi_ps_get_arg(op, 2); break; - case AML_PROCESSOR_OP: case AML_BANK_FIELD_OP: - child = acpi_ps_get_arg (op, 3); + child = acpi_ps_get_arg(op, 3); break; - default: /* All others have no children */ break; @@ -330,5 +299,4 @@ acpi_ps_get_child ( } #endif -#endif /* ACPI_FUTURE_USAGE */ - +#endif /* ACPI_FUTURE_USAGE */ diff --git a/drivers/acpi/parser/psutils.c b/drivers/acpi/parser/psutils.c index a10f88715d43..2075efbb4324 100644 --- a/drivers/acpi/parser/psutils.c +++ b/drivers/acpi/parser/psutils.c @@ -41,14 +41,12 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/amlcode.h> #define _COMPONENT ACPI_PARSER - ACPI_MODULE_NAME ("psutils") - +ACPI_MODULE_NAME("psutils") /******************************************************************************* * @@ -61,15 +59,11 @@ * DESCRIPTION: Create a Scope and associated namepath op with the root name * ******************************************************************************/ - -union acpi_parse_object * -acpi_ps_create_scope_op ( - void) +union acpi_parse_object *acpi_ps_create_scope_op(void) { - union acpi_parse_object *scope_op; + union acpi_parse_object *scope_op; - - scope_op = acpi_ps_alloc_op (AML_SCOPE_OP); + scope_op = acpi_ps_alloc_op(AML_SCOPE_OP); if (!scope_op) { return (NULL); } @@ -78,7 +72,6 @@ acpi_ps_create_scope_op ( return (scope_op); } - /******************************************************************************* * * FUNCTION: acpi_ps_init_op @@ -92,23 +85,19 @@ acpi_ps_create_scope_op ( * ******************************************************************************/ -void -acpi_ps_init_op ( - union acpi_parse_object *op, - u16 opcode) +void acpi_ps_init_op(union acpi_parse_object *op, u16 opcode) { - ACPI_FUNCTION_ENTRY (); - + ACPI_FUNCTION_ENTRY(); op->common.data_type = ACPI_DESC_TYPE_PARSER; op->common.aml_opcode = opcode; - ACPI_DISASM_ONLY_MEMBERS (ACPI_STRNCPY (op->common.aml_op_name, - (acpi_ps_get_opcode_info (opcode))->name, - sizeof (op->common.aml_op_name))); + ACPI_DISASM_ONLY_MEMBERS(ACPI_STRNCPY(op->common.aml_op_name, + (acpi_ps_get_opcode_info + (opcode))->name, + sizeof(op->common.aml_op_name))); } - /******************************************************************************* * * FUNCTION: acpi_ps_alloc_op @@ -123,29 +112,23 @@ acpi_ps_init_op ( * ******************************************************************************/ -union acpi_parse_object* -acpi_ps_alloc_op ( - u16 opcode) +union acpi_parse_object *acpi_ps_alloc_op(u16 opcode) { - union acpi_parse_object *op; - const struct acpi_opcode_info *op_info; - u8 flags = ACPI_PARSEOP_GENERIC; - + union acpi_parse_object *op; + const struct acpi_opcode_info *op_info; + u8 flags = ACPI_PARSEOP_GENERIC; - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); - - op_info = acpi_ps_get_opcode_info (opcode); + op_info = acpi_ps_get_opcode_info(opcode); /* Determine type of parse_op required */ if (op_info->flags & AML_DEFER) { flags = ACPI_PARSEOP_DEFERRED; - } - else if (op_info->flags & AML_NAMED) { + } else if (op_info->flags & AML_NAMED) { flags = ACPI_PARSEOP_NAMED; - } - else if (opcode == AML_INT_BYTELIST_OP) { + } else if (opcode == AML_INT_BYTELIST_OP) { flags = ACPI_PARSEOP_BYTELIST; } @@ -154,25 +137,25 @@ acpi_ps_alloc_op ( if (flags == ACPI_PARSEOP_GENERIC) { /* The generic op (default) is by far the most common (16 to 1) */ - op = acpi_ut_acquire_from_cache (ACPI_MEM_LIST_PSNODE); - } - else { + op = acpi_os_acquire_object(acpi_gbl_ps_node_cache); + memset(op, 0, sizeof(struct acpi_parse_obj_common)); + } else { /* Extended parseop */ - op = acpi_ut_acquire_from_cache (ACPI_MEM_LIST_PSNODE_EXT); + op = acpi_os_acquire_object(acpi_gbl_ps_node_ext_cache); + memset(op, 0, sizeof(struct acpi_parse_obj_named)); } /* Initialize the Op */ if (op) { - acpi_ps_init_op (op, opcode); + acpi_ps_init_op(op, opcode); op->common.flags = flags; } return (op); } - /******************************************************************************* * * FUNCTION: acpi_ps_free_op @@ -186,53 +169,22 @@ acpi_ps_alloc_op ( * ******************************************************************************/ -void -acpi_ps_free_op ( - union acpi_parse_object *op) +void acpi_ps_free_op(union acpi_parse_object *op) { - ACPI_FUNCTION_NAME ("ps_free_op"); - + ACPI_FUNCTION_NAME("ps_free_op"); if (op->common.aml_opcode == AML_INT_RETURN_VALUE_OP) { - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Free retval op: %p\n", op)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, "Free retval op: %p\n", + op)); } if (op->common.flags & ACPI_PARSEOP_GENERIC) { - acpi_ut_release_to_cache (ACPI_MEM_LIST_PSNODE, op); - } - else { - acpi_ut_release_to_cache (ACPI_MEM_LIST_PSNODE_EXT, op); + (void)acpi_os_release_object(acpi_gbl_ps_node_cache, op); + } else { + (void)acpi_os_release_object(acpi_gbl_ps_node_ext_cache, op); } } - -#ifdef ACPI_ENABLE_OBJECT_CACHE -/******************************************************************************* - * - * FUNCTION: acpi_ps_delete_parse_cache - * - * PARAMETERS: None - * - * RETURN: None - * - * DESCRIPTION: Free all objects that are on the parse cache list. - * - ******************************************************************************/ - -void -acpi_ps_delete_parse_cache ( - void) -{ - ACPI_FUNCTION_TRACE ("ps_delete_parse_cache"); - - - acpi_ut_delete_generic_cache (ACPI_MEM_LIST_PSNODE); - acpi_ut_delete_generic_cache (ACPI_MEM_LIST_PSNODE_EXT); - return_VOID; -} -#endif - - /******************************************************************************* * * FUNCTION: Utility functions @@ -241,36 +193,27 @@ acpi_ps_delete_parse_cache ( * ******************************************************************************/ - /* * Is "c" a namestring lead character? */ -u8 -acpi_ps_is_leading_char ( - u32 c) +u8 acpi_ps_is_leading_char(u32 c) { return ((u8) (c == '_' || (c >= 'A' && c <= 'Z'))); } - /* * Is "c" a namestring prefix character? */ -u8 -acpi_ps_is_prefix_char ( - u32 c) +u8 acpi_ps_is_prefix_char(u32 c) { return ((u8) (c == '\\' || c == '^')); } - /* * Get op's name (4-byte name segment) or 0 if unnamed */ #ifdef ACPI_FUTURE_USAGE -u32 -acpi_ps_get_name ( - union acpi_parse_object *op) +u32 acpi_ps_get_name(union acpi_parse_object * op) { /* The "generic" object has no name associated with it */ @@ -283,16 +226,12 @@ acpi_ps_get_name ( return (op->named.name); } -#endif /* ACPI_FUTURE_USAGE */ - +#endif /* ACPI_FUTURE_USAGE */ /* * Set op's name */ -void -acpi_ps_set_name ( - union acpi_parse_object *op, - u32 name) +void acpi_ps_set_name(union acpi_parse_object *op, u32 name) { /* The "generic" object has no name associated with it */ @@ -303,4 +242,3 @@ acpi_ps_set_name ( op->named.name = name; } - diff --git a/drivers/acpi/parser/pswalk.c b/drivers/acpi/parser/pswalk.c index 9d20cb2ceb51..08f2321b6ded 100644 --- a/drivers/acpi/parser/pswalk.c +++ b/drivers/acpi/parser/pswalk.c @@ -41,13 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #define _COMPONENT ACPI_PARSER - ACPI_MODULE_NAME ("pswalk") - +ACPI_MODULE_NAME("pswalk") /******************************************************************************* * @@ -60,18 +58,13 @@ * DESCRIPTION: Delete a portion of or an entire parse tree. * ******************************************************************************/ - -void -acpi_ps_delete_parse_tree ( - union acpi_parse_object *subtree_root) +void acpi_ps_delete_parse_tree(union acpi_parse_object *subtree_root) { - union acpi_parse_object *op = subtree_root; - union acpi_parse_object *next = NULL; - union acpi_parse_object *parent = NULL; - - - ACPI_FUNCTION_TRACE_PTR ("ps_delete_parse_tree", subtree_root); + union acpi_parse_object *op = subtree_root; + union acpi_parse_object *next = NULL; + union acpi_parse_object *parent = NULL; + ACPI_FUNCTION_TRACE_PTR("ps_delete_parse_tree", subtree_root); /* Visit all nodes in the subtree */ @@ -81,7 +74,7 @@ acpi_ps_delete_parse_tree ( if (op != parent) { /* Look for an argument or child of the current op */ - next = acpi_ps_get_arg (op, 0); + next = acpi_ps_get_arg(op, 0); if (next) { /* Still going downward in tree (Op is not completed yet) */ @@ -95,7 +88,7 @@ acpi_ps_delete_parse_tree ( next = op->common.next; parent = op->common.parent; - acpi_ps_free_op (op); + acpi_ps_free_op(op); /* If we are back to the starting point, the walk is complete. */ @@ -104,8 +97,7 @@ acpi_ps_delete_parse_tree ( } if (next) { op = next; - } - else { + } else { op = parent; } } diff --git a/drivers/acpi/parser/psxface.c b/drivers/acpi/parser/psxface.c index dba893648e84..4dcbd443160e 100644 --- a/drivers/acpi/parser/psxface.c +++ b/drivers/acpi/parser/psxface.c @@ -41,24 +41,27 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acparser.h> #include <acpi/acdispat.h> #include <acpi/acinterp.h> -#include <acpi/acnamesp.h> - #define _COMPONENT ACPI_PARSER - ACPI_MODULE_NAME ("psxface") +ACPI_MODULE_NAME("psxface") + +/* Local Prototypes */ +static acpi_status acpi_ps_execute_pass(struct acpi_parameter_info *info); +static void +acpi_ps_update_parameter_list(struct acpi_parameter_info *info, u16 action); /******************************************************************************* * - * FUNCTION: acpi_psx_execute + * FUNCTION: acpi_ps_execute_method * * PARAMETERS: Info - Method info block, contains: * Node - Method Node to execute + * obj_desc - Method object * Parameters - List of parameters to pass to the method, * terminated by NULL. Params itself may be * NULL if no parameters are being passed. @@ -67,6 +70,7 @@ * parameter_type - Type of Parameter list * return_object - Where to put method's return value (if * any). If NULL, no value is returned. + * pass_number - Parse or execute pass * * RETURN: Status * @@ -74,173 +78,170 @@ * ******************************************************************************/ -acpi_status -acpi_psx_execute ( - struct acpi_parameter_info *info) +acpi_status acpi_ps_execute_method(struct acpi_parameter_info *info) { - acpi_status status; - union acpi_operand_object *obj_desc; - u32 i; - union acpi_parse_object *op; - struct acpi_walk_state *walk_state; - - - ACPI_FUNCTION_TRACE ("psx_execute"); + acpi_status status; + ACPI_FUNCTION_TRACE("ps_execute_method"); - /* Validate the Node and get the attached object */ + /* Validate the Info and method Node */ if (!info || !info->node) { - return_ACPI_STATUS (AE_NULL_ENTRY); - } - - obj_desc = acpi_ns_get_attached_object (info->node); - if (!obj_desc) { - return_ACPI_STATUS (AE_NULL_OBJECT); + return_ACPI_STATUS(AE_NULL_ENTRY); } /* Init for new method, wait on concurrency semaphore */ - status = acpi_ds_begin_method_execution (info->node, obj_desc, NULL); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ds_begin_method_execution(info->node, info->obj_desc, NULL); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - if ((info->parameter_type == ACPI_PARAM_ARGS) && - (info->parameters)) { - /* - * The caller "owns" the parameters, so give each one an extra - * reference - */ - for (i = 0; info->parameters[i]; i++) { - acpi_ut_add_reference (info->parameters[i]); - } - } + /* + * The caller "owns" the parameters, so give each one an extra + * reference + */ + acpi_ps_update_parameter_list(info, REF_INCREMENT); /* * 1) Perform the first pass parse of the method to enter any - * named objects that it creates into the namespace + * named objects that it creates into the namespace */ - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "**** Begin Method Parse **** Entry=%p obj=%p\n", - info->node, obj_desc)); - - /* Create and init a Root Node */ - - op = acpi_ps_create_scope_op (); - if (!op) { - status = AE_NO_MEMORY; - goto cleanup1; + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "**** Begin Method Parse **** Entry=%p obj=%p\n", + info->node, info->obj_desc)); + + info->pass_number = 1; + status = acpi_ps_execute_pass(info); + if (ACPI_FAILURE(status)) { + goto cleanup; } /* - * Get a new owner_id for objects created by this method. Namespace - * objects (such as Operation Regions) can be created during the - * first pass parse. + * 2) Execute the method. Performs second pass parse simultaneously */ - obj_desc->method.owning_id = acpi_ut_allocate_owner_id (ACPI_OWNER_TYPE_METHOD); + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "**** Begin Method Execution **** Entry=%p obj=%p\n", + info->node, info->obj_desc)); - /* Create and initialize a new walk state */ + info->pass_number = 3; + status = acpi_ps_execute_pass(info); - walk_state = acpi_ds_create_walk_state (obj_desc->method.owning_id, - NULL, NULL, NULL); - if (!walk_state) { - status = AE_NO_MEMORY; - goto cleanup2; - } + cleanup: + /* Take away the extra reference that we gave the parameters above */ - status = acpi_ds_init_aml_walk (walk_state, op, info->node, - obj_desc->method.aml_start, - obj_desc->method.aml_length, NULL, 1); - if (ACPI_FAILURE (status)) { - goto cleanup3; - } + acpi_ps_update_parameter_list(info, REF_DECREMENT); - /* Parse the AML */ + /* Exit now if error above */ - status = acpi_ps_parse_aml (walk_state); - acpi_ps_delete_parse_tree (op); - if (ACPI_FAILURE (status)) { - goto cleanup1; /* Walk state is already deleted */ + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* - * 2) Execute the method. Performs second pass parse simultaneously + * If the method has returned an object, signal this to the caller with + * a control exception code */ - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, - "**** Begin Method Execution **** Entry=%p obj=%p\n", - info->node, obj_desc)); - - /* Create and init a Root Node */ + if (info->return_object) { + ACPI_DEBUG_PRINT((ACPI_DB_PARSE, + "Method returned obj_desc=%p\n", + info->return_object)); + ACPI_DUMP_STACK_ENTRY(info->return_object); - op = acpi_ps_create_scope_op (); - if (!op) { - status = AE_NO_MEMORY; - goto cleanup1; + status = AE_CTRL_RETURN_VALUE; } - /* Init new op with the method name and pointer back to the NS node */ + return_ACPI_STATUS(status); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ps_update_parameter_list + * + * PARAMETERS: Info - See struct acpi_parameter_info + * (Used: parameter_type and Parameters) + * Action - Add or Remove reference + * + * RETURN: Status + * + * DESCRIPTION: Update reference count on all method parameter objects + * + ******************************************************************************/ - acpi_ps_set_name (op, info->node->name.integer); - op->common.node = info->node; +static void +acpi_ps_update_parameter_list(struct acpi_parameter_info *info, u16 action) +{ + acpi_native_uint i; - /* Create and initialize a new walk state */ + if ((info->parameter_type == ACPI_PARAM_ARGS) && (info->parameters)) { + /* Update reference count for each parameter */ - walk_state = acpi_ds_create_walk_state (0, NULL, NULL, NULL); - if (!walk_state) { - status = AE_NO_MEMORY; - goto cleanup2; - } + for (i = 0; info->parameters[i]; i++) { + /* Ignore errors, just do them all */ - status = acpi_ds_init_aml_walk (walk_state, op, info->node, - obj_desc->method.aml_start, - obj_desc->method.aml_length, info, 3); - if (ACPI_FAILURE (status)) { - goto cleanup3; + (void)acpi_ut_update_object_reference(info-> + parameters[i], + action); + } } +} - /* The walk of the parse tree is where we actually execute the method */ - - status = acpi_ps_parse_aml (walk_state); - goto cleanup2; /* Walk state already deleted */ +/******************************************************************************* + * + * FUNCTION: acpi_ps_execute_pass + * + * PARAMETERS: Info - See struct acpi_parameter_info + * (Used: pass_number, Node, and obj_desc) + * + * RETURN: Status + * + * DESCRIPTION: Single AML pass: Parse or Execute a control method + * + ******************************************************************************/ +static acpi_status acpi_ps_execute_pass(struct acpi_parameter_info *info) +{ + acpi_status status; + union acpi_parse_object *op; + struct acpi_walk_state *walk_state; -cleanup3: - acpi_ds_delete_walk_state (walk_state); + ACPI_FUNCTION_TRACE("ps_execute_pass"); -cleanup2: - acpi_ps_delete_parse_tree (op); + /* Create and init a Root Node */ -cleanup1: - if ((info->parameter_type == ACPI_PARAM_ARGS) && - (info->parameters)) { - /* Take away the extra reference that we gave the parameters above */ + op = acpi_ps_create_scope_op(); + if (!op) { + return_ACPI_STATUS(AE_NO_MEMORY); + } - for (i = 0; info->parameters[i]; i++) { - /* Ignore errors, just do them all */ + /* Create and initialize a new walk state */ - (void) acpi_ut_update_object_reference ( - info->parameters[i], REF_DECREMENT); - } + walk_state = + acpi_ds_create_walk_state(info->obj_desc->method.owner_id, NULL, + NULL, NULL); + if (!walk_state) { + status = AE_NO_MEMORY; + goto cleanup; } - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ds_init_aml_walk(walk_state, op, info->node, + info->obj_desc->method.aml_start, + info->obj_desc->method.aml_length, + info->pass_number == 1 ? NULL : info, + info->pass_number); + if (ACPI_FAILURE(status)) { + acpi_ds_delete_walk_state(walk_state); + goto cleanup; } - /* - * If the method has returned an object, signal this to the caller with - * a control exception code - */ - if (info->return_object) { - ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Method returned obj_desc=%p\n", - info->return_object)); - ACPI_DUMP_STACK_ENTRY (info->return_object); - - status = AE_CTRL_RETURN_VALUE; - } + /* Parse the AML */ - return_ACPI_STATUS (status); -} + status = acpi_ps_parse_aml(walk_state); + /* Walk state was deleted by parse_aml */ + cleanup: + acpi_ps_delete_parse_tree(op); + return_ACPI_STATUS(status); +} diff --git a/drivers/acpi/pci_bind.c b/drivers/acpi/pci_bind.c index 5148f3c10b5c..2a718df769b5 100644 --- a/drivers/acpi/pci_bind.c +++ b/drivers/acpi/pci_bind.c @@ -35,22 +35,17 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define _COMPONENT ACPI_PCI_COMPONENT -ACPI_MODULE_NAME ("pci_bind") +ACPI_MODULE_NAME("pci_bind") struct acpi_pci_data { - struct acpi_pci_id id; - struct pci_bus *bus; - struct pci_dev *dev; + struct acpi_pci_id id; + struct pci_bus *bus; + struct pci_dev *dev; }; - -void -acpi_pci_data_handler ( - acpi_handle handle, - u32 function, - void *context) +static void acpi_pci_data_handler(acpi_handle handle, u32 function, + void *context) { ACPI_FUNCTION_TRACE("acpi_pci_data_handler"); @@ -59,7 +54,6 @@ acpi_pci_data_handler ( return_VOID; } - /** * acpi_get_pci_id * ------------------ @@ -67,15 +61,12 @@ acpi_pci_data_handler ( * to resolve PCI information for ACPI-PCI devices defined in the namespace. * This typically occurs when resolving PCI operation region information. */ -acpi_status -acpi_get_pci_id ( - acpi_handle handle, - struct acpi_pci_id *id) +acpi_status acpi_get_pci_id(acpi_handle handle, struct acpi_pci_id *id) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_device *device = NULL; - struct acpi_pci_data *data = NULL; + int result = 0; + acpi_status status = AE_OK; + struct acpi_device *device = NULL; + struct acpi_pci_data *data = NULL; ACPI_FUNCTION_TRACE("acpi_get_pci_id"); @@ -84,52 +75,50 @@ acpi_get_pci_id ( result = acpi_bus_get_device(handle, &device); if (result) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Invalid ACPI Bus context for device %s\n", - acpi_device_bid(device))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid ACPI Bus context for device %s\n", + acpi_device_bid(device))); return_ACPI_STATUS(AE_NOT_EXIST); } - status = acpi_get_data(handle, acpi_pci_data_handler, (void**) &data); + status = acpi_get_data(handle, acpi_pci_data_handler, (void **)&data); if (ACPI_FAILURE(status) || !data) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Invalid ACPI-PCI context for device %s\n", - acpi_device_bid(device))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid ACPI-PCI context for device %s\n", + acpi_device_bid(device))); return_ACPI_STATUS(status); } *id = data->id; - + /* - id->segment = data->id.segment; - id->bus = data->id.bus; - id->device = data->id.device; - id->function = data->id.function; - */ + id->segment = data->id.segment; + id->bus = data->id.bus; + id->device = data->id.device; + id->function = data->id.function; + */ - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Device %s has PCI address %02x:%02x:%02x.%02x\n", - acpi_device_bid(device), id->segment, id->bus, - id->device, id->function)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Device %s has PCI address %02x:%02x:%02x.%02x\n", + acpi_device_bid(device), id->segment, id->bus, + id->device, id->function)); return_ACPI_STATUS(AE_OK); } + EXPORT_SYMBOL(acpi_get_pci_id); - -int -acpi_pci_bind ( - struct acpi_device *device) +int acpi_pci_bind(struct acpi_device *device) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_pci_data *data = NULL; - struct acpi_pci_data *pdata = NULL; - char *pathname = NULL; - struct acpi_buffer buffer = {0, NULL}; - acpi_handle handle = NULL; - struct pci_dev *dev; - struct pci_bus *bus; + int result = 0; + acpi_status status = AE_OK; + struct acpi_pci_data *data = NULL; + struct acpi_pci_data *pdata = NULL; + char *pathname = NULL; + struct acpi_buffer buffer = { 0, NULL }; + acpi_handle handle = NULL; + struct pci_dev *dev; + struct pci_bus *bus; ACPI_FUNCTION_TRACE("acpi_pci_bind"); @@ -137,34 +126,34 @@ acpi_pci_bind ( return_VALUE(-EINVAL); pathname = kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL); - if(!pathname) + if (!pathname) return_VALUE(-ENOMEM); memset(pathname, 0, ACPI_PATHNAME_MAX); buffer.length = ACPI_PATHNAME_MAX; buffer.pointer = pathname; data = kmalloc(sizeof(struct acpi_pci_data), GFP_KERNEL); - if (!data){ - kfree (pathname); + if (!data) { + kfree(pathname); return_VALUE(-ENOMEM); } memset(data, 0, sizeof(struct acpi_pci_data)); acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer); - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Binding PCI device [%s]...\n", - pathname)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Binding PCI device [%s]...\n", + pathname)); /* * Segment & Bus * ------------- * These are obtained via the parent device's ACPI-PCI context. */ - status = acpi_get_data(device->parent->handle, acpi_pci_data_handler, - (void**) &pdata); + status = acpi_get_data(device->parent->handle, acpi_pci_data_handler, + (void **)&pdata); if (ACPI_FAILURE(status) || !pdata || !pdata->bus) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Invalid ACPI-PCI context for parent device %s\n", - acpi_device_bid(device->parent))); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid ACPI-PCI context for parent device %s\n", + acpi_device_bid(device->parent))); result = -ENODEV; goto end; } @@ -181,8 +170,8 @@ acpi_pci_bind ( data->id.function = device->pnp.bus_address & 0xFFFF; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "...to %02x:%02x:%02x.%02x\n", - data->id.segment, data->id.bus, data->id.device, - data->id.function)); + data->id.segment, data->id.bus, data->id.device, + data->id.function)); /* * TBD: Support slot devices (e.g. function=0xFFFF). @@ -202,25 +191,25 @@ acpi_pci_bind ( if (bus) { list_for_each_entry(dev, &bus->devices, bus_list) { if (dev->devfn == PCI_DEVFN(data->id.device, - data->id.function)) { + data->id.function)) { data->dev = dev; break; } } } if (!data->dev) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Device %02x:%02x:%02x.%02x not present in PCI namespace\n", - data->id.segment, data->id.bus, - data->id.device, data->id.function)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Device %02x:%02x:%02x.%02x not present in PCI namespace\n", + data->id.segment, data->id.bus, + data->id.device, data->id.function)); result = -ENODEV; goto end; } if (!data->dev->bus) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Device %02x:%02x:%02x.%02x has invalid 'bus' field\n", - data->id.segment, data->id.bus, - data->id.device, data->id.function)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Device %02x:%02x:%02x.%02x has invalid 'bus' field\n", + data->id.segment, data->id.bus, + data->id.device, data->id.function)); result = -ENODEV; goto end; } @@ -232,10 +221,10 @@ acpi_pci_bind ( * facilitate callbacks for all of its children. */ if (data->dev->subordinate) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Device %02x:%02x:%02x.%02x is a PCI bridge\n", - data->id.segment, data->id.bus, - data->id.device, data->id.function)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Device %02x:%02x:%02x.%02x is a PCI bridge\n", + data->id.segment, data->id.bus, + data->id.device, data->id.function)); data->bus = data->dev->subordinate; device->ops.bind = acpi_pci_bind; device->ops.unbind = acpi_pci_unbind; @@ -249,8 +238,8 @@ acpi_pci_bind ( status = acpi_attach_data(device->handle, acpi_pci_data_handler, data); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to attach ACPI-PCI context to device %s\n", - acpi_device_bid(device))); + "Unable to attach ACPI-PCI context to device %s\n", + acpi_device_bid(device))); result = -ENODEV; goto end; } @@ -267,15 +256,15 @@ acpi_pci_bind ( */ status = acpi_get_handle(device->handle, METHOD_NAME__PRT, &handle); if (ACPI_SUCCESS(status)) { - if (data->bus) /* PCI-PCI bridge */ - acpi_pci_irq_add_prt(device->handle, data->id.segment, - data->bus->number); - else /* non-bridge PCI device */ + if (data->bus) /* PCI-PCI bridge */ acpi_pci_irq_add_prt(device->handle, data->id.segment, - data->id.bus); + data->bus->number); + else /* non-bridge PCI device */ + acpi_pci_irq_add_prt(device->handle, data->id.segment, + data->id.bus); } -end: + end: kfree(pathname); if (result) kfree(data); @@ -283,22 +272,21 @@ end: return_VALUE(result); } -int acpi_pci_unbind( - struct acpi_device *device) +int acpi_pci_unbind(struct acpi_device *device) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_pci_data *data = NULL; - char *pathname = NULL; - struct acpi_buffer buffer = {0, NULL}; + int result = 0; + acpi_status status = AE_OK; + struct acpi_pci_data *data = NULL; + char *pathname = NULL; + struct acpi_buffer buffer = { 0, NULL }; ACPI_FUNCTION_TRACE("acpi_pci_unbind"); if (!device || !device->parent) return_VALUE(-EINVAL); - pathname = (char *) kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL); - if(!pathname) + pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL); + if (!pathname) return_VALUE(-ENOMEM); memset(pathname, 0, ACPI_PATHNAME_MAX); @@ -306,14 +294,16 @@ int acpi_pci_unbind( buffer.pointer = pathname; acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer); ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Unbinding PCI device [%s]...\n", - pathname)); + pathname)); kfree(pathname); - status = acpi_get_data(device->handle, acpi_pci_data_handler, (void**)&data); + status = + acpi_get_data(device->handle, acpi_pci_data_handler, + (void **)&data); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to get data from device %s\n", - acpi_device_bid(device))); + "Unable to get data from device %s\n", + acpi_device_bid(device))); result = -ENODEV; goto end; } @@ -321,8 +311,8 @@ int acpi_pci_unbind( status = acpi_detach_data(device->handle, acpi_pci_data_handler); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to detach data from device %s\n", - acpi_device_bid(device))); + "Unable to detach data from device %s\n", + acpi_device_bid(device))); result = -ENODEV; goto end; } @@ -331,39 +321,37 @@ int acpi_pci_unbind( } kfree(data); -end: + end: return_VALUE(result); } -int -acpi_pci_bind_root ( - struct acpi_device *device, - struct acpi_pci_id *id, - struct pci_bus *bus) +int +acpi_pci_bind_root(struct acpi_device *device, + struct acpi_pci_id *id, struct pci_bus *bus) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_pci_data *data = NULL; - char *pathname = NULL; - struct acpi_buffer buffer = {0, NULL}; + int result = 0; + acpi_status status = AE_OK; + struct acpi_pci_data *data = NULL; + char *pathname = NULL; + struct acpi_buffer buffer = { 0, NULL }; ACPI_FUNCTION_TRACE("acpi_pci_bind_root"); pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL); - if(!pathname) + if (!pathname) return_VALUE(-ENOMEM); memset(pathname, 0, ACPI_PATHNAME_MAX); buffer.length = ACPI_PATHNAME_MAX; buffer.pointer = pathname; - if (!device || !id || !bus){ + if (!device || !id || !bus) { kfree(pathname); return_VALUE(-EINVAL); } data = kmalloc(sizeof(struct acpi_pci_data), GFP_KERNEL); - if (!data){ + if (!data) { kfree(pathname); return_VALUE(-ENOMEM); } @@ -377,18 +365,18 @@ acpi_pci_bind_root ( acpi_get_name(device->handle, ACPI_FULL_PATHNAME, &buffer); ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Binding PCI root bridge [%s] to " - "%02x:%02x\n", pathname, id->segment, id->bus)); + "%02x:%02x\n", pathname, id->segment, id->bus)); status = acpi_attach_data(device->handle, acpi_pci_data_handler, data); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to attach ACPI-PCI context to device %s\n", - pathname)); + "Unable to attach ACPI-PCI context to device %s\n", + pathname)); result = -ENODEV; goto end; } -end: + end: kfree(pathname); if (result != 0) kfree(data); diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index bb973d2109a1..09567c2edcfb 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c @@ -38,26 +38,22 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define _COMPONENT ACPI_PCI_COMPONENT -ACPI_MODULE_NAME ("pci_irq") +ACPI_MODULE_NAME("pci_irq") -static struct acpi_prt_list acpi_prt; +static struct acpi_prt_list acpi_prt; static DEFINE_SPINLOCK(acpi_prt_lock); /* -------------------------------------------------------------------------- PCI IRQ Routing Table (PRT) Support -------------------------------------------------------------------------- */ -static struct acpi_prt_entry * -acpi_pci_irq_find_prt_entry ( - int segment, - int bus, - int device, - int pin) +static struct acpi_prt_entry *acpi_pci_irq_find_prt_entry(int segment, + int bus, + int device, int pin) { - struct list_head *node = NULL; - struct acpi_prt_entry *entry = NULL; + struct list_head *node = NULL; + struct acpi_prt_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_pci_irq_find_prt_entry"); @@ -72,10 +68,10 @@ acpi_pci_irq_find_prt_entry ( spin_lock(&acpi_prt_lock); list_for_each(node, &acpi_prt.entries) { entry = list_entry(node, struct acpi_prt_entry, node); - if ((segment == entry->id.segment) - && (bus == entry->id.bus) - && (device == entry->id.device) - && (pin == entry->pin)) { + if ((segment == entry->id.segment) + && (bus == entry->id.bus) + && (device == entry->id.device) + && (pin == entry->pin)) { spin_unlock(&acpi_prt_lock); return_PTR(entry); } @@ -85,15 +81,11 @@ acpi_pci_irq_find_prt_entry ( return_PTR(NULL); } - static int -acpi_pci_irq_add_entry ( - acpi_handle handle, - int segment, - int bus, - struct acpi_pci_routing_table *prt) +acpi_pci_irq_add_entry(acpi_handle handle, + int segment, int bus, struct acpi_pci_routing_table *prt) { - struct acpi_prt_entry *entry = NULL; + struct acpi_prt_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_pci_irq_add_entry"); @@ -139,9 +131,10 @@ acpi_pci_irq_add_entry ( entry->link.index = prt->source_index; ACPI_DEBUG_PRINT_RAW((ACPI_DB_INFO, - " %02X:%02X:%02X[%c] -> %s[%d]\n", - entry->id.segment, entry->id.bus, entry->id.device, - ('A' + entry->pin), prt->source, entry->link.index)); + " %02X:%02X:%02X[%c] -> %s[%d]\n", + entry->id.segment, entry->id.bus, + entry->id.device, ('A' + entry->pin), prt->source, + entry->link.index)); spin_lock(&acpi_prt_lock); list_add_tail(&entry->node, &acpi_prt.entries); @@ -151,38 +144,29 @@ acpi_pci_irq_add_entry ( return_VALUE(0); } - static void -acpi_pci_irq_del_entry ( - int segment, - int bus, - struct acpi_prt_entry *entry) +acpi_pci_irq_del_entry(int segment, int bus, struct acpi_prt_entry *entry) { - if (segment == entry->id.segment && bus == entry->id.bus){ + if (segment == entry->id.segment && bus == entry->id.bus) { acpi_prt.count--; list_del(&entry->node); kfree(entry); } } - -int -acpi_pci_irq_add_prt ( - acpi_handle handle, - int segment, - int bus) +int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus) { - acpi_status status = AE_OK; - char *pathname = NULL; - struct acpi_buffer buffer = {0, NULL}; - struct acpi_pci_routing_table *prt = NULL; - struct acpi_pci_routing_table *entry = NULL; - static int first_time = 1; + acpi_status status = AE_OK; + char *pathname = NULL; + struct acpi_buffer buffer = { 0, NULL }; + struct acpi_pci_routing_table *prt = NULL; + struct acpi_pci_routing_table *entry = NULL; + static int first_time = 1; ACPI_FUNCTION_TRACE("acpi_pci_irq_add_prt"); - pathname = (char *) kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL); - if(!pathname) + pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL); + if (!pathname) return_VALUE(-ENOMEM); memset(pathname, 0, ACPI_PATHNAME_MAX); @@ -202,7 +186,7 @@ acpi_pci_irq_add_prt ( acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); printk(KERN_DEBUG "ACPI: PCI Interrupt Routing Table [%s._PRT]\n", - pathname); + pathname); /* * Evaluate this _PRT and add its entries to our global list (acpi_prt). @@ -214,12 +198,12 @@ acpi_pci_irq_add_prt ( status = acpi_get_irq_routing_table(handle, &buffer); if (status != AE_BUFFER_OVERFLOW) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error evaluating _PRT [%s]\n", - acpi_format_exception(status))); + acpi_format_exception(status))); return_VALUE(-ENODEV); } prt = kmalloc(buffer.length, GFP_KERNEL); - if (!prt){ + if (!prt) { return_VALUE(-ENOMEM); } memset(prt, 0, buffer.length); @@ -228,7 +212,7 @@ acpi_pci_irq_add_prt ( status = acpi_get_irq_routing_table(handle, &buffer); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error evaluating _PRT [%s]\n", - acpi_format_exception(status))); + acpi_format_exception(status))); kfree(buffer.pointer); return_VALUE(-ENODEV); } @@ -238,7 +222,7 @@ acpi_pci_irq_add_prt ( while (entry && (entry->length > 0)) { acpi_pci_irq_add_entry(handle, segment, bus, entry); entry = (struct acpi_pci_routing_table *) - ((unsigned long) entry + entry->length); + ((unsigned long)entry + entry->length); } kfree(prt); @@ -246,18 +230,18 @@ acpi_pci_irq_add_prt ( return_VALUE(0); } -void -acpi_pci_irq_del_prt (int segment, int bus) +void acpi_pci_irq_del_prt(int segment, int bus) { - struct list_head *node = NULL, *n = NULL; - struct acpi_prt_entry *entry = NULL; + struct list_head *node = NULL, *n = NULL; + struct acpi_prt_entry *entry = NULL; - if (!acpi_prt.count) { + if (!acpi_prt.count) { return; } - printk(KERN_DEBUG "ACPI: Delete PCI Interrupt Routing Table for %x:%x\n", - segment, bus); + printk(KERN_DEBUG + "ACPI: Delete PCI Interrupt Routing Table for %x:%x\n", segment, + bus); spin_lock(&acpi_prt_lock); list_for_each_safe(node, n, &acpi_prt.entries) { entry = list_entry(node, struct acpi_prt_entry, node); @@ -266,26 +250,27 @@ acpi_pci_irq_del_prt (int segment, int bus) } spin_unlock(&acpi_prt_lock); } + /* -------------------------------------------------------------------------- PCI Interrupt Routing Support -------------------------------------------------------------------------- */ -typedef int (*irq_lookup_func)(struct acpi_prt_entry *, int *, int *, char **); +typedef int (*irq_lookup_func) (struct acpi_prt_entry *, int *, int *, char **); static int acpi_pci_allocate_irq(struct acpi_prt_entry *entry, - int *edge_level, - int *active_high_low, - char **link) + int *edge_level, int *active_high_low, char **link) { - int irq; + int irq; ACPI_FUNCTION_TRACE("acpi_pci_allocate_irq"); if (entry->link.handle) { irq = acpi_pci_link_allocate_irq(entry->link.handle, - entry->link.index, edge_level, active_high_low, link); + entry->link.index, edge_level, + active_high_low, link); if (irq < 0) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid IRQ link routing entry\n")); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Invalid IRQ link routing entry\n")); return_VALUE(-1); } } else { @@ -300,11 +285,9 @@ acpi_pci_allocate_irq(struct acpi_prt_entry *entry, static int acpi_pci_free_irq(struct acpi_prt_entry *entry, - int *edge_level, - int *active_high_low, - char **link) + int *edge_level, int *active_high_low, char **link) { - int irq; + int irq; ACPI_FUNCTION_TRACE("acpi_pci_free_irq"); if (entry->link.handle) { @@ -314,38 +297,36 @@ acpi_pci_free_irq(struct acpi_prt_entry *entry, } return_VALUE(irq); } + /* * acpi_pci_irq_lookup * success: return IRQ >= 0 * failure: return -1 */ static int -acpi_pci_irq_lookup ( - struct pci_bus *bus, - int device, - int pin, - int *edge_level, - int *active_high_low, - char **link, - irq_lookup_func func) +acpi_pci_irq_lookup(struct pci_bus *bus, + int device, + int pin, + int *edge_level, + int *active_high_low, char **link, irq_lookup_func func) { - struct acpi_prt_entry *entry = NULL; + struct acpi_prt_entry *entry = NULL; int segment = pci_domain_nr(bus); int bus_nr = bus->number; int ret; ACPI_FUNCTION_TRACE("acpi_pci_irq_lookup"); - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Searching for PRT entry for %02x:%02x:%02x[%c]\n", - segment, bus_nr, device, ('A' + pin))); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Searching for PRT entry for %02x:%02x:%02x[%c]\n", + segment, bus_nr, device, ('A' + pin))); - entry = acpi_pci_irq_find_prt_entry(segment, bus_nr, device, pin); + entry = acpi_pci_irq_find_prt_entry(segment, bus_nr, device, pin); if (!entry) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "PRT entry not found\n")); return_VALUE(-1); } - + ret = func(entry, edge_level, active_high_low, link); return_VALUE(ret); } @@ -356,17 +337,14 @@ acpi_pci_irq_lookup ( * failure: return < 0 */ static int -acpi_pci_irq_derive ( - struct pci_dev *dev, - int pin, - int *edge_level, - int *active_high_low, - char **link, - irq_lookup_func func) +acpi_pci_irq_derive(struct pci_dev *dev, + int pin, + int *edge_level, + int *active_high_low, char **link, irq_lookup_func func) { - struct pci_dev *bridge = dev; - int irq = -1; - u8 bridge_pin = 0; + struct pci_dev *bridge = dev; + int irq = -1; + u8 bridge_pin = 0; ACPI_FUNCTION_TRACE("acpi_pci_irq_derive"); @@ -383,28 +361,33 @@ acpi_pci_irq_derive ( if ((bridge->class >> 8) == PCI_CLASS_BRIDGE_CARDBUS) { /* PC card has the same IRQ as its cardbridge */ - pci_read_config_byte(bridge, PCI_INTERRUPT_PIN, &bridge_pin); + pci_read_config_byte(bridge, PCI_INTERRUPT_PIN, + &bridge_pin); if (!bridge_pin) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "No interrupt pin configured for device %s\n", pci_name(bridge))); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "No interrupt pin configured for device %s\n", + pci_name(bridge))); return_VALUE(-1); } /* Pin is from 0 to 3 */ - bridge_pin --; + bridge_pin--; pin = bridge_pin; } irq = acpi_pci_irq_lookup(bridge->bus, PCI_SLOT(bridge->devfn), - pin, edge_level, active_high_low, link, func); + pin, edge_level, active_high_low, + link, func); } if (irq < 0) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Unable to derive IRQ for device %s\n", pci_name(dev))); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Unable to derive IRQ for device %s\n", + pci_name(dev))); return_VALUE(-1); } ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Derive IRQ %d for device %s from %s\n", - irq, pci_name(dev), pci_name(bridge))); + irq, pci_name(dev), pci_name(bridge))); return_VALUE(irq); } @@ -415,30 +398,32 @@ acpi_pci_irq_derive ( * failure: return < 0 */ -int -acpi_pci_irq_enable ( - struct pci_dev *dev) +int acpi_pci_irq_enable(struct pci_dev *dev) { - int irq = 0; - u8 pin = 0; - int edge_level = ACPI_LEVEL_SENSITIVE; - int active_high_low = ACPI_ACTIVE_LOW; - char *link = NULL; + int irq = 0; + u8 pin = 0; + int edge_level = ACPI_LEVEL_SENSITIVE; + int active_high_low = ACPI_ACTIVE_LOW; + char *link = NULL; + int rc; ACPI_FUNCTION_TRACE("acpi_pci_irq_enable"); if (!dev) return_VALUE(-EINVAL); - + pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); if (!pin) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No interrupt pin configured for device %s\n", pci_name(dev))); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "No interrupt pin configured for device %s\n", + pci_name(dev))); return_VALUE(0); } pin--; if (!dev->bus) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid (NULL) 'bus' field\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid (NULL) 'bus' field\n")); return_VALUE(-ENODEV); } @@ -446,69 +431,76 @@ acpi_pci_irq_enable ( * First we check the PCI IRQ routing table (PRT) for an IRQ. PRT * values override any BIOS-assigned IRQs set during boot. */ - irq = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, - &edge_level, &active_high_low, &link, acpi_pci_allocate_irq); + irq = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, + &edge_level, &active_high_low, &link, + acpi_pci_allocate_irq); /* * If no PRT entry was found, we'll try to derive an IRQ from the * device's parent bridge. */ if (irq < 0) - irq = acpi_pci_irq_derive(dev, pin, &edge_level, - &active_high_low, &link, acpi_pci_allocate_irq); - + irq = acpi_pci_irq_derive(dev, pin, &edge_level, + &active_high_low, &link, + acpi_pci_allocate_irq); + /* * No IRQ known to the ACPI subsystem - maybe the BIOS / * driver reported one, then use it. Exit in any case. */ if (irq < 0) { printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: no GSI", - pci_name(dev), ('A' + pin)); + pci_name(dev), ('A' + pin)); /* Interrupt Line values above 0xF are forbidden */ if (dev->irq > 0 && (dev->irq <= 0xF)) { printk(" - using IRQ %d\n", dev->irq); - acpi_register_gsi(dev->irq, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW); + acpi_register_gsi(dev->irq, ACPI_LEVEL_SENSITIVE, + ACPI_ACTIVE_LOW); return_VALUE(0); - } - else { + } else { printk("\n"); return_VALUE(0); } - } + } - dev->irq = acpi_register_gsi(irq, edge_level, active_high_low); + rc = acpi_register_gsi(irq, edge_level, active_high_low); + if (rc < 0) { + printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: failed " + "to register GSI\n", pci_name(dev), ('A' + pin)); + return_VALUE(rc); + } + dev->irq = rc; printk(KERN_INFO PREFIX "PCI Interrupt %s[%c] -> ", - pci_name(dev), 'A' + pin); + pci_name(dev), 'A' + pin); if (link) printk("Link [%s] -> ", link); printk("GSI %u (%s, %s) -> IRQ %d\n", irq, - (edge_level == ACPI_LEVEL_SENSITIVE) ? "level" : "edge", - (active_high_low == ACPI_ACTIVE_LOW) ? "low" : "high", - dev->irq); + (edge_level == ACPI_LEVEL_SENSITIVE) ? "level" : "edge", + (active_high_low == ACPI_ACTIVE_LOW) ? "low" : "high", dev->irq); return_VALUE(0); } -EXPORT_SYMBOL(acpi_pci_irq_enable); +EXPORT_SYMBOL(acpi_pci_irq_enable); /* FIXME: implement x86/x86_64 version */ -void __attribute__((weak)) acpi_unregister_gsi(u32 i) {} +void __attribute__ ((weak)) acpi_unregister_gsi(u32 i) +{ +} -void -acpi_pci_irq_disable ( - struct pci_dev *dev) +void acpi_pci_irq_disable(struct pci_dev *dev) { - int gsi = 0; - u8 pin = 0; - int edge_level = ACPI_LEVEL_SENSITIVE; - int active_high_low = ACPI_ACTIVE_LOW; + int gsi = 0; + u8 pin = 0; + int edge_level = ACPI_LEVEL_SENSITIVE; + int active_high_low = ACPI_ACTIVE_LOW; ACPI_FUNCTION_TRACE("acpi_pci_irq_disable"); - if (!dev) + if (!dev || !dev->bus) return_VOID; pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); @@ -516,21 +508,20 @@ acpi_pci_irq_disable ( return_VOID; pin--; - if (!dev->bus) - return_VOID; - /* * First we check the PCI IRQ routing table (PRT) for an IRQ. */ - gsi = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, - &edge_level, &active_high_low, NULL, acpi_pci_free_irq); + gsi = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, + &edge_level, &active_high_low, NULL, + acpi_pci_free_irq); /* * If no PRT entry was found, we'll try to derive an IRQ from the * device's parent bridge. */ if (gsi < 0) - gsi = acpi_pci_irq_derive(dev, pin, - &edge_level, &active_high_low, NULL, acpi_pci_free_irq); + gsi = acpi_pci_irq_derive(dev, pin, + &edge_level, &active_high_low, NULL, + acpi_pci_free_irq); if (gsi < 0) return_VOID; diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c index 65cea07abbc3..82292b77e5c6 100644 --- a/drivers/acpi/pci_link.c +++ b/drivers/acpi/pci_link.c @@ -42,30 +42,26 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define _COMPONENT ACPI_PCI_COMPONENT -ACPI_MODULE_NAME ("pci_link") - +ACPI_MODULE_NAME("pci_link") #define ACPI_PCI_LINK_CLASS "pci_irq_routing" #define ACPI_PCI_LINK_HID "PNP0C0F" #define ACPI_PCI_LINK_DRIVER_NAME "ACPI PCI Interrupt Link Driver" #define ACPI_PCI_LINK_DEVICE_NAME "PCI Interrupt Link" #define ACPI_PCI_LINK_FILE_INFO "info" #define ACPI_PCI_LINK_FILE_STATUS "state" - #define ACPI_PCI_LINK_MAX_POSSIBLE 16 - -static int acpi_pci_link_add (struct acpi_device *device); -static int acpi_pci_link_remove (struct acpi_device *device, int type); +static int acpi_pci_link_add(struct acpi_device *device); +static int acpi_pci_link_remove(struct acpi_device *device, int type); static struct acpi_driver acpi_pci_link_driver = { - .name = ACPI_PCI_LINK_DRIVER_NAME, - .class = ACPI_PCI_LINK_CLASS, - .ids = ACPI_PCI_LINK_HID, - .ops = { - .add = acpi_pci_link_add, - .remove = acpi_pci_link_remove, - }, + .name = ACPI_PCI_LINK_DRIVER_NAME, + .class = ACPI_PCI_LINK_CLASS, + .ids = ACPI_PCI_LINK_HID, + .ops = { + .add = acpi_pci_link_add, + .remove = acpi_pci_link_remove, + }, }; /* @@ -73,31 +69,30 @@ static struct acpi_driver acpi_pci_link_driver = { * later even the link is disable. Instead, we just repick the active irq */ struct acpi_pci_link_irq { - u8 active; /* Current IRQ */ - u8 edge_level; /* All IRQs */ - u8 active_high_low; /* All IRQs */ - u8 resource_type; - u8 possible_count; - u8 possible[ACPI_PCI_LINK_MAX_POSSIBLE]; - u8 initialized:1; - u8 reserved:7; + u8 active; /* Current IRQ */ + u8 edge_level; /* All IRQs */ + u8 active_high_low; /* All IRQs */ + u8 resource_type; + u8 possible_count; + u8 possible[ACPI_PCI_LINK_MAX_POSSIBLE]; + u8 initialized:1; + u8 reserved:7; }; struct acpi_pci_link { - struct list_head node; - struct acpi_device *device; - acpi_handle handle; + struct list_head node; + struct acpi_device *device; + acpi_handle handle; struct acpi_pci_link_irq irq; - int refcnt; + int refcnt; }; static struct { - int count; - struct list_head entries; -} acpi_link; + int count; + struct list_head entries; +} acpi_link; DECLARE_MUTEX(acpi_link_lock); - /* -------------------------------------------------------------------------- PCI Link Device Management -------------------------------------------------------------------------- */ @@ -106,12 +101,10 @@ DECLARE_MUTEX(acpi_link_lock); * set context (link) possible list from resource list */ static acpi_status -acpi_pci_link_check_possible ( - struct acpi_resource *resource, - void *context) +acpi_pci_link_check_possible(struct acpi_resource *resource, void *context) { - struct acpi_pci_link *link = (struct acpi_pci_link *) context; - u32 i = 0; + struct acpi_pci_link *link = (struct acpi_pci_link *)context; + u32 i = 0; ACPI_FUNCTION_TRACE("acpi_pci_link_check_possible"); @@ -119,61 +112,68 @@ acpi_pci_link_check_possible ( case ACPI_RSTYPE_START_DPF: return_ACPI_STATUS(AE_OK); case ACPI_RSTYPE_IRQ: - { - struct acpi_resource_irq *p = &resource->data.irq; - if (!p || !p->number_of_interrupts) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Blank IRQ resource\n")); - return_ACPI_STATUS(AE_OK); - } - for (i = 0; (i<p->number_of_interrupts && i<ACPI_PCI_LINK_MAX_POSSIBLE); i++) { - if (!p->interrupts[i]) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid IRQ %d\n", p->interrupts[i])); - continue; + { + struct acpi_resource_irq *p = &resource->data.irq; + if (!p || !p->number_of_interrupts) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Blank IRQ resource\n")); + return_ACPI_STATUS(AE_OK); } - link->irq.possible[i] = p->interrupts[i]; - link->irq.possible_count++; + for (i = 0; + (i < p->number_of_interrupts + && i < ACPI_PCI_LINK_MAX_POSSIBLE); i++) { + if (!p->interrupts[i]) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Invalid IRQ %d\n", + p->interrupts[i])); + continue; + } + link->irq.possible[i] = p->interrupts[i]; + link->irq.possible_count++; + } + link->irq.edge_level = p->edge_level; + link->irq.active_high_low = p->active_high_low; + link->irq.resource_type = ACPI_RSTYPE_IRQ; + break; } - link->irq.edge_level = p->edge_level; - link->irq.active_high_low = p->active_high_low; - link->irq.resource_type = ACPI_RSTYPE_IRQ; - break; - } case ACPI_RSTYPE_EXT_IRQ: - { - struct acpi_resource_ext_irq *p = &resource->data.extended_irq; - if (!p || !p->number_of_interrupts) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, - "Blank EXT IRQ resource\n")); - return_ACPI_STATUS(AE_OK); - } - for (i = 0; (i<p->number_of_interrupts && i<ACPI_PCI_LINK_MAX_POSSIBLE); i++) { - if (!p->interrupts[i]) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid IRQ %d\n", p->interrupts[i])); - continue; + { + struct acpi_resource_ext_irq *p = + &resource->data.extended_irq; + if (!p || !p->number_of_interrupts) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Blank EXT IRQ resource\n")); + return_ACPI_STATUS(AE_OK); + } + for (i = 0; + (i < p->number_of_interrupts + && i < ACPI_PCI_LINK_MAX_POSSIBLE); i++) { + if (!p->interrupts[i]) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Invalid IRQ %d\n", + p->interrupts[i])); + continue; + } + link->irq.possible[i] = p->interrupts[i]; + link->irq.possible_count++; } - link->irq.possible[i] = p->interrupts[i]; - link->irq.possible_count++; + link->irq.edge_level = p->edge_level; + link->irq.active_high_low = p->active_high_low; + link->irq.resource_type = ACPI_RSTYPE_EXT_IRQ; + break; } - link->irq.edge_level = p->edge_level; - link->irq.active_high_low = p->active_high_low; - link->irq.resource_type = ACPI_RSTYPE_EXT_IRQ; - break; - } default: - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Resource is not an IRQ entry\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Resource is not an IRQ entry\n")); return_ACPI_STATUS(AE_OK); } return_ACPI_STATUS(AE_CTRL_TERMINATE); } - -static int -acpi_pci_link_get_possible ( - struct acpi_pci_link *link) +static int acpi_pci_link_get_possible(struct acpi_pci_link *link) { - acpi_status status; + acpi_status status; ACPI_FUNCTION_TRACE("acpi_pci_link_get_possible"); @@ -181,62 +181,60 @@ acpi_pci_link_get_possible ( return_VALUE(-EINVAL); status = acpi_walk_resources(link->handle, METHOD_NAME__PRS, - acpi_pci_link_check_possible, link); + acpi_pci_link_check_possible, link); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error evaluating _PRS\n")); return_VALUE(-ENODEV); } - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Found %d possible IRQs\n", link->irq.possible_count)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Found %d possible IRQs\n", + link->irq.possible_count)); return_VALUE(0); } - static acpi_status -acpi_pci_link_check_current ( - struct acpi_resource *resource, - void *context) +acpi_pci_link_check_current(struct acpi_resource *resource, void *context) { - int *irq = (int *) context; + int *irq = (int *)context; ACPI_FUNCTION_TRACE("acpi_pci_link_check_current"); switch (resource->id) { case ACPI_RSTYPE_IRQ: - { - struct acpi_resource_irq *p = &resource->data.irq; - if (!p || !p->number_of_interrupts) { - /* - * IRQ descriptors may have no IRQ# bits set, - * particularly those those w/ _STA disabled - */ - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Blank IRQ resource\n")); - return_ACPI_STATUS(AE_OK); + { + struct acpi_resource_irq *p = &resource->data.irq; + if (!p || !p->number_of_interrupts) { + /* + * IRQ descriptors may have no IRQ# bits set, + * particularly those those w/ _STA disabled + */ + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Blank IRQ resource\n")); + return_ACPI_STATUS(AE_OK); + } + *irq = p->interrupts[0]; + break; } - *irq = p->interrupts[0]; - break; - } case ACPI_RSTYPE_EXT_IRQ: - { - struct acpi_resource_ext_irq *p = &resource->data.extended_irq; - if (!p || !p->number_of_interrupts) { - /* - * extended IRQ descriptors must - * return at least 1 IRQ - */ - ACPI_DEBUG_PRINT((ACPI_DB_WARN, - "Blank EXT IRQ resource\n")); - return_ACPI_STATUS(AE_OK); + { + struct acpi_resource_ext_irq *p = + &resource->data.extended_irq; + if (!p || !p->number_of_interrupts) { + /* + * extended IRQ descriptors must + * return at least 1 IRQ + */ + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Blank EXT IRQ resource\n")); + return_ACPI_STATUS(AE_OK); + } + *irq = p->interrupts[0]; + break; } - *irq = p->interrupts[0]; - break; - } default: - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Resource isn't an IRQ\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Resource isn't an IRQ\n")); return_ACPI_STATUS(AE_OK); } return_ACPI_STATUS(AE_CTRL_TERMINATE); @@ -249,13 +247,11 @@ acpi_pci_link_check_current ( * 0 - success * !0 - failure */ -static int -acpi_pci_link_get_current ( - struct acpi_pci_link *link) +static int acpi_pci_link_get_current(struct acpi_pci_link *link) { - int result = 0; - acpi_status status = AE_OK; - int irq = 0; + int result = 0; + acpi_status status = AE_OK; + int irq = 0; ACPI_FUNCTION_TRACE("acpi_pci_link_get_current"); @@ -269,7 +265,8 @@ acpi_pci_link_get_current ( /* Query _STA, set link->device->status */ result = acpi_bus_get_status(link->device); if (result) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unable to read status\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to read status\n")); goto end; } @@ -284,7 +281,7 @@ acpi_pci_link_get_current ( */ status = acpi_walk_resources(link->handle, METHOD_NAME__CRS, - acpi_pci_link_check_current, &irq); + acpi_pci_link_check_current, &irq); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error evaluating _CRS\n")); result = -ENODEV; @@ -300,58 +297,61 @@ acpi_pci_link_get_current ( ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Link at IRQ %d \n", link->irq.active)); -end: + end: return_VALUE(result); } -static int -acpi_pci_link_set ( - struct acpi_pci_link *link, - int irq) +static int acpi_pci_link_set(struct acpi_pci_link *link, int irq) { - int result = 0; - acpi_status status = AE_OK; + int result = 0; + acpi_status status = AE_OK; struct { - struct acpi_resource res; - struct acpi_resource end; - } *resource; - struct acpi_buffer buffer = {0, NULL}; + struct acpi_resource res; + struct acpi_resource end; + } *resource; + struct acpi_buffer buffer = { 0, NULL }; ACPI_FUNCTION_TRACE("acpi_pci_link_set"); if (!link || !irq) return_VALUE(-EINVAL); - resource = kmalloc( sizeof(*resource)+1, GFP_KERNEL); - if(!resource) + resource = kmalloc(sizeof(*resource) + 1, GFP_KERNEL); + if (!resource) return_VALUE(-ENOMEM); - memset(resource, 0, sizeof(*resource)+1); - buffer.length = sizeof(*resource) +1; + memset(resource, 0, sizeof(*resource) + 1); + buffer.length = sizeof(*resource) + 1; buffer.pointer = resource; - switch(link->irq.resource_type) { + switch (link->irq.resource_type) { case ACPI_RSTYPE_IRQ: resource->res.id = ACPI_RSTYPE_IRQ; resource->res.length = sizeof(struct acpi_resource); resource->res.data.irq.edge_level = link->irq.edge_level; - resource->res.data.irq.active_high_low = link->irq.active_high_low; + resource->res.data.irq.active_high_low = + link->irq.active_high_low; if (link->irq.edge_level == ACPI_EDGE_SENSITIVE) - resource->res.data.irq.shared_exclusive = ACPI_EXCLUSIVE; + resource->res.data.irq.shared_exclusive = + ACPI_EXCLUSIVE; else resource->res.data.irq.shared_exclusive = ACPI_SHARED; resource->res.data.irq.number_of_interrupts = 1; resource->res.data.irq.interrupts[0] = irq; break; - + case ACPI_RSTYPE_EXT_IRQ: resource->res.id = ACPI_RSTYPE_EXT_IRQ; resource->res.length = sizeof(struct acpi_resource); - resource->res.data.extended_irq.producer_consumer = ACPI_CONSUMER; - resource->res.data.extended_irq.edge_level = link->irq.edge_level; - resource->res.data.extended_irq.active_high_low = link->irq.active_high_low; + resource->res.data.extended_irq.producer_consumer = + ACPI_CONSUMER; + resource->res.data.extended_irq.edge_level = + link->irq.edge_level; + resource->res.data.extended_irq.active_high_low = + link->irq.active_high_low; if (link->irq.edge_level == ACPI_EDGE_SENSITIVE) - resource->res.data.irq.shared_exclusive = ACPI_EXCLUSIVE; + resource->res.data.irq.shared_exclusive = + ACPI_EXCLUSIVE; else resource->res.data.irq.shared_exclusive = ACPI_SHARED; resource->res.data.extended_irq.number_of_interrupts = 1; @@ -384,9 +384,9 @@ acpi_pci_link_set ( } if (!link->device->status.enabled) { printk(KERN_WARNING PREFIX - "%s [%s] disabled and referenced, BIOS bug.\n", - acpi_device_name(link->device), - acpi_device_bid(link->device)); + "%s [%s] disabled and referenced, BIOS bug.\n", + acpi_device_name(link->device), + acpi_device_bid(link->device)); } /* Query _CRS, set link->irq.active */ @@ -404,22 +404,20 @@ acpi_pci_link_set ( * policy: when _CRS doesn't return what we just _SRS * assume _SRS worked and override _CRS value. */ - printk(KERN_WARNING PREFIX - "%s [%s] BIOS reported IRQ %d, using IRQ %d\n", - acpi_device_name(link->device), - acpi_device_bid(link->device), - link->irq.active, irq); + printk(KERN_WARNING PREFIX + "%s [%s] BIOS reported IRQ %d, using IRQ %d\n", + acpi_device_name(link->device), + acpi_device_bid(link->device), link->irq.active, irq); link->irq.active = irq; } ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Set IRQ %d\n", link->irq.active)); - -end: + + end: kfree(resource); return_VALUE(result); } - /* -------------------------------------------------------------------------- PCI Link IRQ Management -------------------------------------------------------------------------- */ @@ -469,8 +467,8 @@ static int acpi_irq_penalty[ACPI_MAX_IRQS] = { PIRQ_PENALTY_ISA_ALWAYS, /* IRQ0 timer */ PIRQ_PENALTY_ISA_ALWAYS, /* IRQ1 keyboard */ PIRQ_PENALTY_ISA_ALWAYS, /* IRQ2 cascade */ - PIRQ_PENALTY_ISA_TYPICAL, /* IRQ3 serial */ - PIRQ_PENALTY_ISA_TYPICAL, /* IRQ4 serial */ + PIRQ_PENALTY_ISA_TYPICAL, /* IRQ3 serial */ + PIRQ_PENALTY_ISA_TYPICAL, /* IRQ4 serial */ PIRQ_PENALTY_ISA_TYPICAL, /* IRQ5 sometimes SoundBlaster */ PIRQ_PENALTY_ISA_TYPICAL, /* IRQ6 */ PIRQ_PENALTY_ISA_TYPICAL, /* IRQ7 parallel, spurious */ @@ -482,15 +480,14 @@ static int acpi_irq_penalty[ACPI_MAX_IRQS] = { PIRQ_PENALTY_ISA_USED, /* IRQ13 fpe, sometimes */ PIRQ_PENALTY_ISA_USED, /* IRQ14 ide0 */ PIRQ_PENALTY_ISA_USED, /* IRQ15 ide1 */ - /* >IRQ15 */ + /* >IRQ15 */ }; -int __init -acpi_irq_penalty_init(void) +int __init acpi_irq_penalty_init(void) { - struct list_head *node = NULL; - struct acpi_pci_link *link = NULL; - int i = 0; + struct list_head *node = NULL; + struct acpi_pci_link *link = NULL; + int i = 0; ACPI_FUNCTION_TRACE("acpi_irq_penalty_init"); @@ -501,7 +498,8 @@ acpi_irq_penalty_init(void) link = list_entry(node, struct acpi_pci_link, node); if (!link) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid link context\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid link context\n")); continue; } @@ -510,15 +508,20 @@ acpi_irq_penalty_init(void) * useful for breaking ties. */ if (link->irq.possible_count) { - int penalty = PIRQ_PENALTY_PCI_POSSIBLE / link->irq.possible_count; + int penalty = + PIRQ_PENALTY_PCI_POSSIBLE / + link->irq.possible_count; for (i = 0; i < link->irq.possible_count; i++) { if (link->irq.possible[i] < ACPI_MAX_ISA_IRQ) - acpi_irq_penalty[link->irq.possible[i]] += penalty; + acpi_irq_penalty[link->irq. + possible[i]] += + penalty; } } else if (link->irq.active) { - acpi_irq_penalty[link->irq.active] += PIRQ_PENALTY_PCI_POSSIBLE; + acpi_irq_penalty[link->irq.active] += + PIRQ_PENALTY_PCI_POSSIBLE; } } /* Add a penalty for the SCI */ @@ -529,11 +532,10 @@ acpi_irq_penalty_init(void) static int acpi_irq_balance; /* 0: static, 1: balance */ -static int acpi_pci_link_allocate( - struct acpi_pci_link *link) +static int acpi_pci_link_allocate(struct acpi_pci_link *link) { - int irq; - int i; + int irq; + int i; ACPI_FUNCTION_TRACE("acpi_pci_link_allocate"); @@ -557,7 +559,7 @@ static int acpi_pci_link_allocate( if (i == link->irq.possible_count) { if (acpi_strict) printk(KERN_WARNING PREFIX "_CRS %d not found" - " in _PRS\n", link->irq.active); + " in _PRS\n", link->irq.active); link->irq.active = 0; } @@ -576,23 +578,25 @@ static int acpi_pci_link_allocate( * the use of IRQs 9, 10, 11, and >15. */ for (i = (link->irq.possible_count - 1); i >= 0; i--) { - if (acpi_irq_penalty[irq] > acpi_irq_penalty[link->irq.possible[i]]) + if (acpi_irq_penalty[irq] > + acpi_irq_penalty[link->irq.possible[i]]) irq = link->irq.possible[i]; } } /* Attempt to enable the link device at this IRQ. */ if (acpi_pci_link_set(link, irq)) { - printk(PREFIX "Unable to set IRQ for %s [%s] (likely buggy ACPI BIOS).\n" - "Try pci=noacpi or acpi=off\n", - acpi_device_name(link->device), - acpi_device_bid(link->device)); + printk(PREFIX + "Unable to set IRQ for %s [%s] (likely buggy ACPI BIOS).\n" + "Try pci=noacpi or acpi=off\n", + acpi_device_name(link->device), + acpi_device_bid(link->device)); return_VALUE(-ENODEV); } else { acpi_irq_penalty[link->irq.active] += PIRQ_PENALTY_PCI_USING; - printk(PREFIX "%s [%s] enabled at IRQ %d\n", - acpi_device_name(link->device), - acpi_device_bid(link->device), link->irq.active); + printk(PREFIX "%s [%s] enabled at IRQ %d\n", + acpi_device_name(link->device), + acpi_device_bid(link->device), link->irq.active); } link->irq.initialized = 1; @@ -607,16 +611,13 @@ static int acpi_pci_link_allocate( */ int -acpi_pci_link_allocate_irq ( - acpi_handle handle, - int index, - int *edge_level, - int *active_high_low, - char **name) +acpi_pci_link_allocate_irq(acpi_handle handle, + int index, + int *edge_level, int *active_high_low, char **name) { - int result = 0; - struct acpi_device *device = NULL; - struct acpi_pci_link *link = NULL; + int result = 0; + struct acpi_device *device = NULL; + struct acpi_pci_link *link = NULL; ACPI_FUNCTION_TRACE("acpi_pci_link_allocate_irq"); @@ -626,7 +627,7 @@ acpi_pci_link_allocate_irq ( return_VALUE(-1); } - link = (struct acpi_pci_link *) acpi_driver_data(device); + link = (struct acpi_pci_link *)acpi_driver_data(device); if (!link) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid link context\n")); return_VALUE(-1); @@ -643,20 +644,24 @@ acpi_pci_link_allocate_irq ( up(&acpi_link_lock); return_VALUE(-1); } - + if (!link->irq.active) { up(&acpi_link_lock); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Link active IRQ is 0!\n")); return_VALUE(-1); } - link->refcnt ++; + link->refcnt++; up(&acpi_link_lock); - if (edge_level) *edge_level = link->irq.edge_level; - if (active_high_low) *active_high_low = link->irq.active_high_low; - if (name) *name = acpi_device_bid(link->device); + if (edge_level) + *edge_level = link->irq.edge_level; + if (active_high_low) + *active_high_low = link->irq.active_high_low; + if (name) + *name = acpi_device_bid(link->device); ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Link %s is referenced\n", acpi_device_bid(link->device))); + "Link %s is referenced\n", + acpi_device_bid(link->device))); return_VALUE(link->irq.active); } @@ -664,12 +669,11 @@ acpi_pci_link_allocate_irq ( * We don't change link's irq information here. After it is reenabled, we * continue use the info */ -int -acpi_pci_link_free_irq(acpi_handle handle) +int acpi_pci_link_free_irq(acpi_handle handle) { - struct acpi_device *device = NULL; - struct acpi_pci_link *link = NULL; - acpi_status result; + struct acpi_device *device = NULL; + struct acpi_pci_link *link = NULL; + acpi_status result; ACPI_FUNCTION_TRACE("acpi_pci_link_free_irq"); @@ -679,7 +683,7 @@ acpi_pci_link_free_irq(acpi_handle handle) return_VALUE(-1); } - link = (struct acpi_pci_link *) acpi_driver_data(device); + link = (struct acpi_pci_link *)acpi_driver_data(device); if (!link) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid link context\n")); return_VALUE(-1); @@ -691,7 +695,6 @@ acpi_pci_link_free_irq(acpi_handle handle) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Link isn't initialized\n")); return_VALUE(-1); } - #ifdef FUTURE_USE /* * The Link reference count allows us to _DISable an unused link @@ -702,10 +705,11 @@ acpi_pci_link_free_irq(acpi_handle handle) * to prevent duplicate acpi_pci_link_set() * which would harm some systems */ - link->refcnt --; + link->refcnt--; #endif ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Link %s is dereferenced\n", acpi_device_bid(link->device))); + "Link %s is dereferenced\n", + acpi_device_bid(link->device))); if (link->refcnt == 0) { acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL); @@ -713,18 +717,17 @@ acpi_pci_link_free_irq(acpi_handle handle) up(&acpi_link_lock); return_VALUE(link->irq.active); } + /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ -static int -acpi_pci_link_add ( - struct acpi_device *device) +static int acpi_pci_link_add(struct acpi_device *device) { - int result = 0; - struct acpi_pci_link *link = NULL; - int i = 0; - int found = 0; + int result = 0; + struct acpi_pci_link *link = NULL; + int i = 0; + int found = 0; ACPI_FUNCTION_TRACE("acpi_pci_link_add"); @@ -751,13 +754,12 @@ acpi_pci_link_add ( acpi_pci_link_get_current(link); printk(PREFIX "%s [%s] (IRQs", acpi_device_name(device), - acpi_device_bid(device)); + acpi_device_bid(device)); for (i = 0; i < link->irq.possible_count; i++) { if (link->irq.active == link->irq.possible[i]) { printk(" *%d", link->irq.possible[i]); found = 1; - } - else + } else printk(" %d", link->irq.possible[i]); } @@ -766,7 +768,7 @@ acpi_pci_link_add ( if (!found) printk(" *%d", link->irq.active); - if(!link->device->status.enabled) + if (!link->device->status.enabled) printk(", disabled."); printk("\n"); @@ -775,7 +777,7 @@ acpi_pci_link_add ( list_add_tail(&link->node, &acpi_link.entries); acpi_link.count++; -end: + end: /* disable all links -- to be activated on use */ acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL); up(&acpi_link_lock); @@ -786,9 +788,7 @@ end: return_VALUE(result); } -static int -acpi_pci_link_resume( - struct acpi_pci_link *link) +static int acpi_pci_link_resume(struct acpi_pci_link *link) { ACPI_FUNCTION_TRACE("acpi_pci_link_resume"); @@ -798,32 +798,33 @@ acpi_pci_link_resume( return_VALUE(0); } -static int -irqrouter_resume( - struct sys_device *dev) +/* + * FIXME: this is a workaround to avoid nasty warning. It will be removed + * after every device calls pci_disable_device in .resume. + */ +int acpi_in_resume; +static int irqrouter_resume(struct sys_device *dev) { - struct list_head *node = NULL; - struct acpi_pci_link *link = NULL; + struct list_head *node = NULL; + struct acpi_pci_link *link = NULL; ACPI_FUNCTION_TRACE("irqrouter_resume"); + acpi_in_resume = 1; list_for_each(node, &acpi_link.entries) { link = list_entry(node, struct acpi_pci_link, node); if (!link) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Invalid link context\n")); + "Invalid link context\n")); continue; } acpi_pci_link_resume(link); } + acpi_in_resume = 0; return_VALUE(0); } - -static int -acpi_pci_link_remove ( - struct acpi_device *device, - int type) +static int acpi_pci_link_remove(struct acpi_device *device, int type) { struct acpi_pci_link *link = NULL; @@ -832,7 +833,7 @@ acpi_pci_link_remove ( if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - link = (struct acpi_pci_link *) acpi_driver_data(device); + link = (struct acpi_pci_link *)acpi_driver_data(device); down(&acpi_link_lock); list_del(&link->node); @@ -854,14 +855,14 @@ static int __init acpi_irq_penalty_update(char *str, int used) int retval; int irq; - retval = get_option(&str,&irq); + retval = get_option(&str, &irq); if (!retval) break; /* no number found */ if (irq < 0) continue; - + if (irq >= ACPI_MAX_IRQS) continue; @@ -900,6 +901,7 @@ static int __init acpi_irq_isa(char *str) { return acpi_irq_penalty_update(str, 1); } + __setup("acpi_irq_isa=", acpi_irq_isa); /* @@ -911,6 +913,7 @@ static int __init acpi_irq_pci(char *str) { return acpi_irq_penalty_update(str, 0); } + __setup("acpi_irq_pci=", acpi_irq_pci); static int __init acpi_irq_nobalance_set(char *str) @@ -918,6 +921,7 @@ static int __init acpi_irq_nobalance_set(char *str) acpi_irq_balance = 0; return 1; } + __setup("acpi_irq_nobalance", acpi_irq_nobalance_set); int __init acpi_irq_balance_set(char *str) @@ -925,22 +929,20 @@ int __init acpi_irq_balance_set(char *str) acpi_irq_balance = 1; return 1; } -__setup("acpi_irq_balance", acpi_irq_balance_set); +__setup("acpi_irq_balance", acpi_irq_balance_set); /* FIXME: we will remove this interface after all drivers call pci_disable_device */ static struct sysdev_class irqrouter_sysdev_class = { - set_kset_name("irqrouter"), - .resume = irqrouter_resume, + set_kset_name("irqrouter"), + .resume = irqrouter_resume, }; - static struct sys_device device_irqrouter = { - .id = 0, - .cls = &irqrouter_sysdev_class, + .id = 0, + .cls = &irqrouter_sysdev_class, }; - static int __init irqrouter_init_sysfs(void) { int error; @@ -955,12 +957,11 @@ static int __init irqrouter_init_sysfs(void) error = sysdev_register(&device_irqrouter); return_VALUE(error); -} +} device_initcall(irqrouter_init_sysfs); - -static int __init acpi_pci_link_init (void) +static int __init acpi_pci_link_init(void) { ACPI_FUNCTION_TRACE("acpi_pci_link_init"); diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index 5d2f77fcd50c..0fd9988c283d 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -35,35 +35,32 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define _COMPONENT ACPI_PCI_COMPONENT -ACPI_MODULE_NAME ("pci_root") - +ACPI_MODULE_NAME("pci_root") #define ACPI_PCI_ROOT_CLASS "pci_bridge" #define ACPI_PCI_ROOT_HID "PNP0A03" #define ACPI_PCI_ROOT_DRIVER_NAME "ACPI PCI Root Bridge Driver" #define ACPI_PCI_ROOT_DEVICE_NAME "PCI Root Bridge" - -static int acpi_pci_root_add (struct acpi_device *device); -static int acpi_pci_root_remove (struct acpi_device *device, int type); -static int acpi_pci_root_start (struct acpi_device *device); +static int acpi_pci_root_add(struct acpi_device *device); +static int acpi_pci_root_remove(struct acpi_device *device, int type); +static int acpi_pci_root_start(struct acpi_device *device); static struct acpi_driver acpi_pci_root_driver = { - .name = ACPI_PCI_ROOT_DRIVER_NAME, - .class = ACPI_PCI_ROOT_CLASS, - .ids = ACPI_PCI_ROOT_HID, - .ops = { - .add = acpi_pci_root_add, - .remove = acpi_pci_root_remove, - .start = acpi_pci_root_start, - }, + .name = ACPI_PCI_ROOT_DRIVER_NAME, + .class = ACPI_PCI_ROOT_CLASS, + .ids = ACPI_PCI_ROOT_HID, + .ops = { + .add = acpi_pci_root_add, + .remove = acpi_pci_root_remove, + .start = acpi_pci_root_start, + }, }; struct acpi_pci_root { - struct list_head node; - acpi_handle handle; - struct acpi_pci_id id; - struct pci_bus *bus; + struct list_head node; + acpi_handle handle; + struct acpi_pci_id id; + struct pci_bus *bus; }; static LIST_HEAD(acpi_pci_roots); @@ -92,6 +89,7 @@ int acpi_pci_register_driver(struct acpi_pci_driver *driver) return n; } + EXPORT_SYMBOL(acpi_pci_register_driver); void acpi_pci_unregister_driver(struct acpi_pci_driver *driver) @@ -115,10 +113,11 @@ void acpi_pci_unregister_driver(struct acpi_pci_driver *driver) driver->remove(root->handle); } } + EXPORT_SYMBOL(acpi_pci_unregister_driver); static acpi_status -get_root_bridge_busnr_callback (struct acpi_resource *resource, void *data) +get_root_bridge_busnr_callback(struct acpi_resource *resource, void *data) { int *busnr = (int *)data; struct acpi_resource_address64 address; @@ -129,20 +128,21 @@ get_root_bridge_busnr_callback (struct acpi_resource *resource, void *data) return AE_OK; acpi_resource_to_address64(resource, &address); - if ((address.address_length > 0) && - (address.resource_type == ACPI_BUS_NUMBER_RANGE)) + if ((address.address_length > 0) && + (address.resource_type == ACPI_BUS_NUMBER_RANGE)) *busnr = address.min_address_range; return AE_OK; } -static acpi_status -try_get_root_bridge_busnr(acpi_handle handle, int *busnum) +static acpi_status try_get_root_bridge_busnr(acpi_handle handle, int *busnum) { acpi_status status; *busnum = -1; - status = acpi_walk_resources(handle, METHOD_NAME__CRS, get_root_bridge_busnr_callback, busnum); + status = + acpi_walk_resources(handle, METHOD_NAME__CRS, + get_root_bridge_busnr_callback, busnum); if (ACPI_FAILURE(status)) return status; /* Check if we really get a bus number from _CRS */ @@ -151,16 +151,14 @@ try_get_root_bridge_busnr(acpi_handle handle, int *busnum) return AE_OK; } -static int -acpi_pci_root_add ( - struct acpi_device *device) +static int acpi_pci_root_add(struct acpi_device *device) { - int result = 0; - struct acpi_pci_root *root = NULL; - struct acpi_pci_root *tmp; - acpi_status status = AE_OK; - unsigned long value = 0; - acpi_handle handle = NULL; + int result = 0; + struct acpi_pci_root *root = NULL; + struct acpi_pci_root *tmp; + acpi_status status = AE_OK; + unsigned long value = 0; + acpi_handle handle = NULL; ACPI_FUNCTION_TRACE("acpi_pci_root_add"); @@ -188,15 +186,15 @@ acpi_pci_root_add ( * ------- * Obtained via _SEG, if exists, otherwise assumed to be zero (0). */ - status = acpi_evaluate_integer(root->handle, METHOD_NAME__SEG, NULL, - &value); + status = acpi_evaluate_integer(root->handle, METHOD_NAME__SEG, NULL, + &value); switch (status) { case AE_OK: root->id.segment = (u16) value; break; case AE_NOT_FOUND: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Assuming segment 0 (no _SEG)\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Assuming segment 0 (no _SEG)\n")); root->id.segment = 0; break; default: @@ -210,8 +208,8 @@ acpi_pci_root_add ( * --- * Obtained via _BBN, if exists, otherwise assumed to be zero (0). */ - status = acpi_evaluate_integer(root->handle, METHOD_NAME__BBN, NULL, - &value); + status = acpi_evaluate_integer(root->handle, METHOD_NAME__BBN, NULL, + &value); switch (status) { case AE_OK: root->id.bus = (u16) value; @@ -229,18 +227,19 @@ acpi_pci_root_add ( /* Some systems have wrong _BBN */ list_for_each_entry(tmp, &acpi_pci_roots, node) { if ((tmp->id.segment == root->id.segment) - && (tmp->id.bus == root->id.bus)) { + && (tmp->id.bus == root->id.bus)) { int bus = 0; acpi_status status; - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Wrong _BBN value, please reboot and using option 'pci=noacpi'\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Wrong _BBN value, please reboot and using option 'pci=noacpi'\n")); status = try_get_root_bridge_busnr(root->handle, &bus); if (ACPI_FAILURE(status)) break; if (bus != root->id.bus) { - printk(KERN_INFO PREFIX "PCI _CRS %d overrides _BBN 0\n", bus); + printk(KERN_INFO PREFIX + "PCI _CRS %d overrides _BBN 0\n", bus); root->id.bus = bus; } break; @@ -258,12 +257,12 @@ acpi_pci_root_add ( * TBD: Need PCI interface for enumeration/configuration of roots. */ - /* TBD: Locking */ - list_add_tail(&root->node, &acpi_pci_roots); + /* TBD: Locking */ + list_add_tail(&root->node, &acpi_pci_roots); - printk(KERN_INFO PREFIX "%s [%s] (%04x:%02x)\n", - acpi_device_name(device), acpi_device_bid(device), - root->id.segment, root->id.bus); + printk(KERN_INFO PREFIX "%s [%s] (%04x:%02x)\n", + acpi_device_name(device), acpi_device_bid(device), + root->id.segment, root->id.bus); /* * Scan the Root Bridge @@ -274,9 +273,9 @@ acpi_pci_root_add ( */ root->bus = pci_acpi_scan_root(device, root->id.segment, root->id.bus); if (!root->bus) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Bus %04x:%02x not present in PCI namespace\n", - root->id.segment, root->id.bus)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Bus %04x:%02x not present in PCI namespace\n", + root->id.segment, root->id.bus)); result = -ENODEV; goto end; } @@ -298,9 +297,9 @@ acpi_pci_root_add ( status = acpi_get_handle(root->handle, METHOD_NAME__PRT, &handle); if (ACPI_SUCCESS(status)) result = acpi_pci_irq_add_prt(root->handle, root->id.segment, - root->id.bus); + root->id.bus); -end: + end: if (result) { if (!list_empty(&root->node)) list_del(&root->node); @@ -310,11 +309,9 @@ end: return_VALUE(result); } -static int -acpi_pci_root_start ( - struct acpi_device *device) +static int acpi_pci_root_start(struct acpi_device *device) { - struct acpi_pci_root *root; + struct acpi_pci_root *root; ACPI_FUNCTION_TRACE("acpi_pci_root_start"); @@ -327,27 +324,23 @@ acpi_pci_root_start ( return_VALUE(-ENODEV); } -static int -acpi_pci_root_remove ( - struct acpi_device *device, - int type) +static int acpi_pci_root_remove(struct acpi_device *device, int type) { - struct acpi_pci_root *root = NULL; + struct acpi_pci_root *root = NULL; ACPI_FUNCTION_TRACE("acpi_pci_root_remove"); if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - root = (struct acpi_pci_root *) acpi_driver_data(device); + root = (struct acpi_pci_root *)acpi_driver_data(device); kfree(root); return_VALUE(0); } - -static int __init acpi_pci_root_init (void) +static int __init acpi_pci_root_init(void) { ACPI_FUNCTION_TRACE("acpi_pci_root_init"); @@ -355,8 +348,8 @@ static int __init acpi_pci_root_init (void) return_VALUE(0); /* DEBUG: - acpi_dbg_layer = ACPI_PCI_COMPONENT; - acpi_dbg_level = 0xFFFFFFFF; + acpi_dbg_layer = ACPI_PCI_COMPONENT; + acpi_dbg_level = 0xFFFFFFFF; */ if (acpi_bus_register_driver(&acpi_pci_root_driver) < 0) @@ -366,4 +359,3 @@ static int __init acpi_pci_root_init (void) } subsys_initcall(acpi_pci_root_init); - diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index 373a3a95bb4e..62a5595ed8bc 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -44,10 +44,8 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define _COMPONENT ACPI_POWER_COMPONENT -ACPI_MODULE_NAME ("acpi_power") - +ACPI_MODULE_NAME("acpi_power") #define ACPI_POWER_COMPONENT 0x00800000 #define ACPI_POWER_CLASS "power_resource" #define ACPI_POWER_DRIVER_NAME "ACPI Power Resource Driver" @@ -57,38 +55,36 @@ ACPI_MODULE_NAME ("acpi_power") #define ACPI_POWER_RESOURCE_STATE_OFF 0x00 #define ACPI_POWER_RESOURCE_STATE_ON 0x01 #define ACPI_POWER_RESOURCE_STATE_UNKNOWN 0xFF - -static int acpi_power_add (struct acpi_device *device); -static int acpi_power_remove (struct acpi_device *device, int type); +static int acpi_power_add(struct acpi_device *device); +static int acpi_power_remove(struct acpi_device *device, int type); static int acpi_power_open_fs(struct inode *inode, struct file *file); static struct acpi_driver acpi_power_driver = { - .name = ACPI_POWER_DRIVER_NAME, - .class = ACPI_POWER_CLASS, - .ids = ACPI_POWER_HID, - .ops = { - .add = acpi_power_add, - .remove = acpi_power_remove, - }, + .name = ACPI_POWER_DRIVER_NAME, + .class = ACPI_POWER_CLASS, + .ids = ACPI_POWER_HID, + .ops = { + .add = acpi_power_add, + .remove = acpi_power_remove, + }, }; -struct acpi_power_resource -{ - acpi_handle handle; - acpi_bus_id name; - u32 system_level; - u32 order; - int state; - int references; +struct acpi_power_resource { + acpi_handle handle; + acpi_bus_id name; + u32 system_level; + u32 order; + int state; + int references; }; -static struct list_head acpi_power_resource_list; +static struct list_head acpi_power_resource_list; static struct file_operations acpi_power_fops = { - .open = acpi_power_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_power_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; /* -------------------------------------------------------------------------- @@ -96,12 +92,11 @@ static struct file_operations acpi_power_fops = { -------------------------------------------------------------------------- */ static int -acpi_power_get_context ( - acpi_handle handle, - struct acpi_power_resource **resource) +acpi_power_get_context(acpi_handle handle, + struct acpi_power_resource **resource) { - int result = 0; - struct acpi_device *device = NULL; + int result = 0; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_power_get_context"); @@ -111,24 +106,21 @@ acpi_power_get_context ( result = acpi_bus_get_device(handle, &device); if (result) { ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Error getting context [%p]\n", - handle)); + handle)); return_VALUE(result); } - *resource = (struct acpi_power_resource *) acpi_driver_data(device); + *resource = (struct acpi_power_resource *)acpi_driver_data(device); if (!resource) return_VALUE(-ENODEV); return_VALUE(0); } - -static int -acpi_power_get_state ( - struct acpi_power_resource *resource) +static int acpi_power_get_state(struct acpi_power_resource *resource) { - acpi_status status = AE_OK; - unsigned long sta = 0; + acpi_status status = AE_OK; + unsigned long sta = 0; ACPI_FUNCTION_TRACE("acpi_power_get_state"); @@ -145,20 +137,16 @@ acpi_power_get_state ( resource->state = ACPI_POWER_RESOURCE_STATE_OFF; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Resource [%s] is %s\n", - resource->name, resource->state?"on":"off")); + resource->name, resource->state ? "on" : "off")); return_VALUE(0); } - -static int -acpi_power_get_list_state ( - struct acpi_handle_list *list, - int *state) +static int acpi_power_get_list_state(struct acpi_handle_list *list, int *state) { - int result = 0; + int result = 0; struct acpi_power_resource *resource = NULL; - u32 i = 0; + u32 i = 0; ACPI_FUNCTION_TRACE("acpi_power_get_list_state"); @@ -167,7 +155,7 @@ acpi_power_get_list_state ( /* The state of the list is 'on' IFF all resources are 'on'. */ - for (i=0; i<list->count; i++) { + for (i = 0; i < list->count; i++) { result = acpi_power_get_context(list->handles[i], &resource); if (result) return_VALUE(result); @@ -182,19 +170,16 @@ acpi_power_get_list_state ( } ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Resource list is %s\n", - *state?"on":"off")); + *state ? "on" : "off")); return_VALUE(result); } - -static int -acpi_power_on ( - acpi_handle handle) +static int acpi_power_on(acpi_handle handle) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_device *device = NULL; + int result = 0; + acpi_status status = AE_OK; + struct acpi_device *device = NULL; struct acpi_power_resource *resource = NULL; ACPI_FUNCTION_TRACE("acpi_power_on"); @@ -205,10 +190,10 @@ acpi_power_on ( resource->references++; - if ((resource->references > 1) - || (resource->state == ACPI_POWER_RESOURCE_STATE_ON)) { + if ((resource->references > 1) + || (resource->state == ACPI_POWER_RESOURCE_STATE_ON)) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Resource [%s] already on\n", - resource->name)); + resource->name)); return_VALUE(0); } @@ -229,19 +214,16 @@ acpi_power_on ( device->power.state = ACPI_STATE_D0; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Resource [%s] turned on\n", - resource->name)); + resource->name)); return_VALUE(0); } - -static int -acpi_power_off_device ( - acpi_handle handle) +static int acpi_power_off_device(acpi_handle handle) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_device *device = NULL; + int result = 0; + acpi_status status = AE_OK; + struct acpi_device *device = NULL; struct acpi_power_resource *resource = NULL; ACPI_FUNCTION_TRACE("acpi_power_off_device"); @@ -254,15 +236,15 @@ acpi_power_off_device ( resource->references--; if (resource->references) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Resource [%s] is still in use, dereferencing\n", - device->pnp.bus_id)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Resource [%s] is still in use, dereferencing\n", + device->pnp.bus_id)); return_VALUE(0); } if (resource->state == ACPI_POWER_RESOURCE_STATE_OFF) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Resource [%s] already off\n", - device->pnp.bus_id)); + device->pnp.bus_id)); return_VALUE(0); } @@ -283,7 +265,7 @@ acpi_power_off_device ( device->power.state = ACPI_STATE_D3; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Resource [%s] turned off\n", - resource->name)); + resource->name)); return_VALUE(0); } @@ -293,13 +275,13 @@ acpi_power_off_device ( * 1. Power on the power resources required for the wakeup device * 2. Enable _PSW (power state wake) for the device if present */ -int acpi_enable_wakeup_device_power (struct acpi_device *dev) +int acpi_enable_wakeup_device_power(struct acpi_device *dev) { - union acpi_object arg = {ACPI_TYPE_INTEGER}; - struct acpi_object_list arg_list = {1, &arg}; - acpi_status status = AE_OK; - int i; - int ret = 0; + union acpi_object arg = { ACPI_TYPE_INTEGER }; + struct acpi_object_list arg_list = { 1, &arg }; + acpi_status status = AE_OK; + int i; + int ret = 0; ACPI_FUNCTION_TRACE("acpi_enable_wakeup_device_power"); if (!dev || !dev->wakeup.flags.valid) @@ -310,8 +292,8 @@ int acpi_enable_wakeup_device_power (struct acpi_device *dev) for (i = 0; i < dev->wakeup.resources.count; i++) { ret = acpi_power_on(dev->wakeup.resources.handles[i]); if (ret) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error transition power state\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error transition power state\n")); dev->wakeup.flags.valid = 0; return_VALUE(-1); } @@ -333,20 +315,20 @@ int acpi_enable_wakeup_device_power (struct acpi_device *dev) * 1. Disable _PSW (power state wake) * 2. Shutdown down the power resources */ -int acpi_disable_wakeup_device_power (struct acpi_device *dev) +int acpi_disable_wakeup_device_power(struct acpi_device *dev) { - union acpi_object arg = {ACPI_TYPE_INTEGER}; - struct acpi_object_list arg_list = {1, &arg}; - acpi_status status = AE_OK; - int i; - int ret = 0; + union acpi_object arg = { ACPI_TYPE_INTEGER }; + struct acpi_object_list arg_list = { 1, &arg }; + acpi_status status = AE_OK; + int i; + int ret = 0; ACPI_FUNCTION_TRACE("acpi_disable_wakeup_device_power"); if (!dev || !dev->wakeup.flags.valid) return_VALUE(-1); - arg.integer.value = 0; + arg.integer.value = 0; /* Execute PSW */ status = acpi_evaluate_object(dev->handle, "_PSW", &arg_list, NULL); if (ACPI_FAILURE(status) && (status != AE_NOT_FOUND)) { @@ -359,8 +341,8 @@ int acpi_disable_wakeup_device_power (struct acpi_device *dev) for (i = 0; i < dev->wakeup.resources.count; i++) { ret = acpi_power_off_device(dev->wakeup.resources.handles[i]); if (ret) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error transition power state\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error transition power state\n")); dev->wakeup.flags.valid = 0; return_VALUE(-1); } @@ -373,14 +355,12 @@ int acpi_disable_wakeup_device_power (struct acpi_device *dev) Device Power Management -------------------------------------------------------------------------- */ -int -acpi_power_get_inferred_state ( - struct acpi_device *device) +int acpi_power_get_inferred_state(struct acpi_device *device) { - int result = 0; - struct acpi_handle_list *list = NULL; - int list_state = 0; - int i = 0; + int result = 0; + struct acpi_handle_list *list = NULL; + int list_state = 0; + int i = 0; ACPI_FUNCTION_TRACE("acpi_power_get_inferred_state"); @@ -393,7 +373,7 @@ acpi_power_get_inferred_state ( * We know a device's inferred power state when all the resources * required for a given D-state are 'on'. */ - for (i=ACPI_STATE_D0; i<ACPI_STATE_D3; i++) { + for (i = ACPI_STATE_D0; i < ACPI_STATE_D3; i++) { list = &device->power.states[i].resources; if (list->count < 1) continue; @@ -413,23 +393,20 @@ acpi_power_get_inferred_state ( return_VALUE(0); } - -int -acpi_power_transition ( - struct acpi_device *device, - int state) +int acpi_power_transition(struct acpi_device *device, int state) { - int result = 0; - struct acpi_handle_list *cl = NULL; /* Current Resources */ - struct acpi_handle_list *tl = NULL; /* Target Resources */ - int i = 0; + int result = 0; + struct acpi_handle_list *cl = NULL; /* Current Resources */ + struct acpi_handle_list *tl = NULL; /* Target Resources */ + int i = 0; ACPI_FUNCTION_TRACE("acpi_power_transition"); if (!device || (state < ACPI_STATE_D0) || (state > ACPI_STATE_D3)) return_VALUE(-EINVAL); - if ((device->power.state < ACPI_STATE_D0) || (device->power.state > ACPI_STATE_D3)) + if ((device->power.state < ACPI_STATE_D0) + || (device->power.state > ACPI_STATE_D3)) return_VALUE(-ENODEV); cl = &device->power.states[device->power.state].resources; @@ -448,7 +425,7 @@ acpi_power_transition ( * First we reference all power resources required in the target list * (e.g. so the device doesn't lose power while transitioning). */ - for (i=0; i<tl->count; i++) { + for (i = 0; i < tl->count; i++) { result = acpi_power_on(tl->handles[i]); if (result) goto end; @@ -457,7 +434,7 @@ acpi_power_transition ( /* * Then we dereference all power resources used in the current list. */ - for (i=0; i<cl->count; i++) { + for (i = 0; i < cl->count; i++) { result = acpi_power_off_device(cl->handles[i]); if (result) goto end; @@ -465,21 +442,20 @@ acpi_power_transition ( /* We shouldn't change the state till all above operations succeed */ device->power.state = state; -end: + end: if (result) - ACPI_DEBUG_PRINT((ACPI_DB_WARN, - "Error transitioning device [%s] to D%d\n", - device->pnp.bus_id, state)); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Error transitioning device [%s] to D%d\n", + device->pnp.bus_id, state)); return_VALUE(result); } - /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ -static struct proc_dir_entry *acpi_power_dir; +static struct proc_dir_entry *acpi_power_dir; static int acpi_power_seq_show(struct seq_file *seq, void *offset) { @@ -506,13 +482,12 @@ static int acpi_power_seq_show(struct seq_file *seq, void *offset) } seq_printf(seq, "system level: S%d\n" - "order: %d\n" - "reference count: %d\n", - resource->system_level, - resource->order, - resource->references); + "order: %d\n" + "reference count: %d\n", + resource->system_level, + resource->order, resource->references); -end: + end: return_VALUE(0); } @@ -521,11 +496,9 @@ static int acpi_power_open_fs(struct inode *inode, struct file *file) return single_open(file, acpi_power_seq_show, PDE(inode)->data); } -static int -acpi_power_add_fs ( - struct acpi_device *device) +static int acpi_power_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; + struct proc_dir_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_power_add_fs"); @@ -534,18 +507,18 @@ acpi_power_add_fs ( if (!acpi_device_dir(device)) { acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_power_dir); + acpi_power_dir); if (!acpi_device_dir(device)) return_VALUE(-ENODEV); } /* 'status' [R] */ entry = create_proc_entry(ACPI_POWER_FILE_STATUS, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_POWER_FILE_STATUS)); + "Unable to create '%s' fs entry\n", + ACPI_POWER_FILE_STATUS)); else { entry->proc_fops = &acpi_power_fops; entry->data = acpi_driver_data(device); @@ -554,10 +527,7 @@ acpi_power_add_fs ( return_VALUE(0); } - -static int -acpi_power_remove_fs ( - struct acpi_device *device) +static int acpi_power_remove_fs(struct acpi_device *device) { ACPI_FUNCTION_TRACE("acpi_power_remove_fs"); @@ -571,20 +541,17 @@ acpi_power_remove_fs ( return_VALUE(0); } - /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ -static int -acpi_power_add ( - struct acpi_device *device) +static int acpi_power_add(struct acpi_device *device) { - int result = 0; - acpi_status status = AE_OK; + int result = 0; + acpi_status status = AE_OK; struct acpi_power_resource *resource = NULL; - union acpi_object acpi_object; - struct acpi_buffer buffer = {sizeof(acpi_object), &acpi_object}; + union acpi_object acpi_object; + struct acpi_buffer buffer = { sizeof(acpi_object), &acpi_object }; ACPI_FUNCTION_TRACE("acpi_power_add"); @@ -630,22 +597,18 @@ acpi_power_add ( result = acpi_power_add_fs(device); if (result) goto end; - + printk(KERN_INFO PREFIX "%s [%s] (%s)\n", acpi_device_name(device), - acpi_device_bid(device), resource->state?"on":"off"); + acpi_device_bid(device), resource->state ? "on" : "off"); -end: + end: if (result) kfree(resource); - + return_VALUE(result); } - -static int -acpi_power_remove ( - struct acpi_device *device, - int type) +static int acpi_power_remove(struct acpi_device *device, int type) { struct acpi_power_resource *resource = NULL; @@ -654,7 +617,7 @@ acpi_power_remove ( if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - resource = (struct acpi_power_resource *) acpi_driver_data(device); + resource = (struct acpi_power_resource *)acpi_driver_data(device); acpi_power_remove_fs(device); @@ -663,10 +626,9 @@ acpi_power_remove ( return_VALUE(0); } - -static int __init acpi_power_init (void) +static int __init acpi_power_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_power_init"); @@ -689,4 +651,3 @@ static int __init acpi_power_init (void) } subsys_initcall(acpi_power_init); - diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index d56a439ac614..421792562642 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -58,7 +58,6 @@ #include <acpi/acpi_drivers.h> #include <acpi/processor.h> - #define ACPI_PROCESSOR_COMPONENT 0x01000000 #define ACPI_PROCESSOR_CLASS "processor" #define ACPI_PROCESSOR_DRIVER_NAME "ACPI Processor Driver" @@ -75,59 +74,53 @@ #define ACPI_STA_PRESENT 0x00000001 #define _COMPONENT ACPI_PROCESSOR_COMPONENT -ACPI_MODULE_NAME ("acpi_processor") +ACPI_MODULE_NAME("acpi_processor") -MODULE_AUTHOR("Paul Diefenbaugh"); + MODULE_AUTHOR("Paul Diefenbaugh"); MODULE_DESCRIPTION(ACPI_PROCESSOR_DRIVER_NAME); MODULE_LICENSE("GPL"); - -static int acpi_processor_add (struct acpi_device *device); -static int acpi_processor_start (struct acpi_device *device); -static int acpi_processor_remove (struct acpi_device *device, int type); +static int acpi_processor_add(struct acpi_device *device); +static int acpi_processor_start(struct acpi_device *device); +static int acpi_processor_remove(struct acpi_device *device, int type); static int acpi_processor_info_open_fs(struct inode *inode, struct file *file); -static void acpi_processor_notify ( acpi_handle handle, u32 event, void *data); +static void acpi_processor_notify(acpi_handle handle, u32 event, void *data); static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu); static int acpi_processor_handle_eject(struct acpi_processor *pr); static struct acpi_driver acpi_processor_driver = { - .name = ACPI_PROCESSOR_DRIVER_NAME, - .class = ACPI_PROCESSOR_CLASS, - .ids = ACPI_PROCESSOR_HID, - .ops = { - .add = acpi_processor_add, - .remove = acpi_processor_remove, - .start = acpi_processor_start, - }, + .name = ACPI_PROCESSOR_DRIVER_NAME, + .class = ACPI_PROCESSOR_CLASS, + .ids = ACPI_PROCESSOR_HID, + .ops = { + .add = acpi_processor_add, + .remove = acpi_processor_remove, + .start = acpi_processor_start, + }, }; #define INSTALL_NOTIFY_HANDLER 1 #define UNINSTALL_NOTIFY_HANDLER 2 - static struct file_operations acpi_processor_info_fops = { - .open = acpi_processor_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_processor_info_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; - -struct acpi_processor *processors[NR_CPUS]; +struct acpi_processor *processors[NR_CPUS]; struct acpi_processor_errata errata; - /* -------------------------------------------------------------------------- Errata Handling -------------------------------------------------------------------------- */ -static int -acpi_processor_errata_piix4 ( - struct pci_dev *dev) +static int acpi_processor_errata_piix4(struct pci_dev *dev) { - u8 rev = 0; - u8 value1 = 0; - u8 value2 = 0; + u8 rev = 0; + u8 value1 = 0; + u8 value2 = 0; ACPI_FUNCTION_TRACE("acpi_processor_errata_piix4"); @@ -188,8 +181,8 @@ acpi_processor_errata_piix4 ( * DMA activity. */ dev = pci_get_subsys(PCI_VENDOR_ID_INTEL, - PCI_DEVICE_ID_INTEL_82371AB, - PCI_ANY_ID, PCI_ANY_ID, NULL); + PCI_DEVICE_ID_INTEL_82371AB, + PCI_ANY_ID, PCI_ANY_ID, NULL); if (dev) { errata.piix4.bmisx = pci_resource_start(dev, 4); pci_dev_put(dev); @@ -205,8 +198,8 @@ acpi_processor_errata_piix4 ( * devices won't operate well if fast DMA is disabled. */ dev = pci_get_subsys(PCI_VENDOR_ID_INTEL, - PCI_DEVICE_ID_INTEL_82371AB_0, - PCI_ANY_ID, PCI_ANY_ID, NULL); + PCI_DEVICE_ID_INTEL_82371AB_0, + PCI_ANY_ID, PCI_ANY_ID, NULL); if (dev) { pci_read_config_byte(dev, 0x76, &value1); pci_read_config_byte(dev, 0x77, &value2); @@ -220,21 +213,18 @@ acpi_processor_errata_piix4 ( if (errata.piix4.bmisx) ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Bus master activity detection (BM-IDE) erratum enabled\n")); + "Bus master activity detection (BM-IDE) erratum enabled\n")); if (errata.piix4.fdma) ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Type-F DMA livelock erratum (C3 disabled)\n")); + "Type-F DMA livelock erratum (C3 disabled)\n")); return_VALUE(0); } - -int -acpi_processor_errata ( - struct acpi_processor *pr) +static int acpi_processor_errata(struct acpi_processor *pr) { - int result = 0; - struct pci_dev *dev = NULL; + int result = 0; + struct pci_dev *dev = NULL; ACPI_FUNCTION_TRACE("acpi_processor_errata"); @@ -245,7 +235,8 @@ acpi_processor_errata ( * PIIX4 */ dev = pci_get_subsys(PCI_VENDOR_ID_INTEL, - PCI_DEVICE_ID_INTEL_82371AB_3, PCI_ANY_ID, PCI_ANY_ID, NULL); + PCI_DEVICE_ID_INTEL_82371AB_3, PCI_ANY_ID, + PCI_ANY_ID, NULL); if (dev) { result = acpi_processor_errata_piix4(dev); pci_dev_put(dev); @@ -254,7 +245,6 @@ acpi_processor_errata ( return_VALUE(result); } - /* -------------------------------------------------------------------------- Common ACPI processor fucntions -------------------------------------------------------------------------- */ @@ -265,13 +255,13 @@ acpi_processor_errata ( */ int acpi_processor_set_pdc(struct acpi_processor *pr, - struct acpi_object_list *pdc_in) + struct acpi_object_list *pdc_in) { - acpi_status status = AE_OK; - u32 arg0_buf[3]; - union acpi_object arg0 = {ACPI_TYPE_BUFFER}; - struct acpi_object_list no_object = {1, &arg0}; - struct acpi_object_list *pdc; + acpi_status status = AE_OK; + u32 arg0_buf[3]; + union acpi_object arg0 = { ACPI_TYPE_BUFFER }; + struct acpi_object_list no_object = { 1, &arg0 }; + struct acpi_object_list *pdc; ACPI_FUNCTION_TRACE("acpi_processor_set_pdc"); @@ -286,21 +276,21 @@ int acpi_processor_set_pdc(struct acpi_processor *pr, status = acpi_evaluate_object(pr->handle, "_PDC", pdc, NULL); if ((ACPI_FAILURE(status)) && (pdc_in)) - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Error evaluating _PDC, using legacy perf. control...\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Error evaluating _PDC, using legacy perf. control...\n")); return_VALUE(status); } - /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ -static struct proc_dir_entry *acpi_processor_dir = NULL; +static struct proc_dir_entry *acpi_processor_dir = NULL; static int acpi_processor_info_seq_show(struct seq_file *seq, void *offset) { - struct acpi_processor *pr = (struct acpi_processor *)seq->private; + struct acpi_processor *pr = (struct acpi_processor *)seq->private; ACPI_FUNCTION_TRACE("acpi_processor_info_seq_show"); @@ -308,40 +298,37 @@ static int acpi_processor_info_seq_show(struct seq_file *seq, void *offset) goto end; seq_printf(seq, "processor id: %d\n" - "acpi id: %d\n" - "bus mastering control: %s\n" - "power management: %s\n" - "throttling control: %s\n" - "limit interface: %s\n", - pr->id, - pr->acpi_id, - pr->flags.bm_control ? "yes" : "no", - pr->flags.power ? "yes" : "no", - pr->flags.throttling ? "yes" : "no", - pr->flags.limit ? "yes" : "no"); - -end: + "acpi id: %d\n" + "bus mastering control: %s\n" + "power management: %s\n" + "throttling control: %s\n" + "limit interface: %s\n", + pr->id, + pr->acpi_id, + pr->flags.bm_control ? "yes" : "no", + pr->flags.power ? "yes" : "no", + pr->flags.throttling ? "yes" : "no", + pr->flags.limit ? "yes" : "no"); + + end: return_VALUE(0); } static int acpi_processor_info_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_processor_info_seq_show, - PDE(inode)->data); + PDE(inode)->data); } - -static int -acpi_processor_add_fs ( - struct acpi_device *device) +static int acpi_processor_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; + struct proc_dir_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_processor_add_fs"); if (!acpi_device_dir(device)) { acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_processor_dir); + acpi_processor_dir); if (!acpi_device_dir(device)) return_VALUE(-ENODEV); } @@ -349,11 +336,11 @@ acpi_processor_add_fs ( /* 'info' [R] */ entry = create_proc_entry(ACPI_PROCESSOR_FILE_INFO, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_PROCESSOR_FILE_INFO)); + "Unable to create '%s' fs entry\n", + ACPI_PROCESSOR_FILE_INFO)); else { entry->proc_fops = &acpi_processor_info_fops; entry->data = acpi_driver_data(device); @@ -362,11 +349,12 @@ acpi_processor_add_fs ( /* 'throttling' [R/W] */ entry = create_proc_entry(ACPI_PROCESSOR_FILE_THROTTLING, - S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_PROCESSOR_FILE_THROTTLING)); + "Unable to create '%s' fs entry\n", + ACPI_PROCESSOR_FILE_THROTTLING)); else { entry->proc_fops = &acpi_processor_throttling_fops; entry->proc_fops->write = acpi_processor_write_throttling; @@ -376,11 +364,12 @@ acpi_processor_add_fs ( /* 'limit' [R/W] */ entry = create_proc_entry(ACPI_PROCESSOR_FILE_LIMIT, - S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_PROCESSOR_FILE_LIMIT)); + "Unable to create '%s' fs entry\n", + ACPI_PROCESSOR_FILE_LIMIT)); else { entry->proc_fops = &acpi_processor_limit_fops; entry->proc_fops->write = acpi_processor_write_limit; @@ -391,18 +380,17 @@ acpi_processor_add_fs ( return_VALUE(0); } - -static int -acpi_processor_remove_fs ( - struct acpi_device *device) +static int acpi_processor_remove_fs(struct acpi_device *device) { ACPI_FUNCTION_TRACE("acpi_processor_remove_fs"); if (acpi_device_dir(device)) { - remove_proc_entry(ACPI_PROCESSOR_FILE_INFO,acpi_device_dir(device)); + remove_proc_entry(ACPI_PROCESSOR_FILE_INFO, + acpi_device_dir(device)); remove_proc_entry(ACPI_PROCESSOR_FILE_THROTTLING, - acpi_device_dir(device)); - remove_proc_entry(ACPI_PROCESSOR_FILE_LIMIT,acpi_device_dir(device)); + acpi_device_dir(device)); + remove_proc_entry(ACPI_PROCESSOR_FILE_LIMIT, + acpi_device_dir(device)); remove_proc_entry(acpi_device_bid(device), acpi_processor_dir); acpi_device_dir(device) = NULL; } @@ -446,15 +434,13 @@ static u8 convert_acpiid_to_cpu(u8 acpi_id) Driver Interface -------------------------------------------------------------------------- */ -static int -acpi_processor_get_info ( - struct acpi_processor *pr) +static int acpi_processor_get_info(struct acpi_processor *pr) { - acpi_status status = 0; - union acpi_object object = {0}; - struct acpi_buffer buffer = {sizeof(union acpi_object), &object}; - u8 cpu_index; - static int cpu0_initialized; + acpi_status status = 0; + union acpi_object object = { 0 }; + struct acpi_buffer buffer = { sizeof(union acpi_object), &object }; + u8 cpu_index; + static int cpu0_initialized; ACPI_FUNCTION_TRACE("acpi_processor_get_info"); @@ -473,11 +459,10 @@ acpi_processor_get_info ( if (acpi_fadt.V1_pm2_cnt_blk && acpi_fadt.pm2_cnt_len) { pr->flags.bm_control = 1; ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Bus mastering arbitration control present\n")); - } - else + "Bus mastering arbitration control present\n")); + } else ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "No bus mastering arbitration control\n")); + "No bus mastering arbitration control\n")); /* * Evalute the processor object. Note that it is common on SMP to @@ -487,50 +472,51 @@ acpi_processor_get_info ( status = acpi_evaluate_object(pr->handle, NULL, NULL, &buffer); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error evaluating processor object\n")); + "Error evaluating processor object\n")); return_VALUE(-ENODEV); } /* * TBD: Synch processor ID (via LAPIC/LSAPIC structures) on SMP. - * >>> 'acpi_get_processor_id(acpi_id, &id)' in arch/xxx/acpi.c + * >>> 'acpi_get_processor_id(acpi_id, &id)' in arch/xxx/acpi.c */ pr->acpi_id = object.processor.proc_id; cpu_index = convert_acpiid_to_cpu(pr->acpi_id); - /* Handle UP system running SMP kernel, with no LAPIC in MADT */ - if ( !cpu0_initialized && (cpu_index == 0xff) && - (num_online_cpus() == 1)) { - cpu_index = 0; - } - - cpu0_initialized = 1; - - pr->id = cpu_index; - - /* - * Extra Processor objects may be enumerated on MP systems with - * less than the max # of CPUs. They should be ignored _iff - * they are physically not present. - */ - if (cpu_index >= NR_CPUS) { - if (ACPI_FAILURE(acpi_processor_hotadd_init(pr->handle, &pr->id))) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error getting cpuindex for acpiid 0x%x\n", - pr->acpi_id)); - return_VALUE(-ENODEV); - } - } + /* Handle UP system running SMP kernel, with no LAPIC in MADT */ + if (!cpu0_initialized && (cpu_index == 0xff) && + (num_online_cpus() == 1)) { + cpu_index = 0; + } + + cpu0_initialized = 1; + + pr->id = cpu_index; + + /* + * Extra Processor objects may be enumerated on MP systems with + * less than the max # of CPUs. They should be ignored _iff + * they are physically not present. + */ + if (cpu_index >= NR_CPUS) { + if (ACPI_FAILURE + (acpi_processor_hotadd_init(pr->handle, &pr->id))) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error getting cpuindex for acpiid 0x%x\n", + pr->acpi_id)); + return_VALUE(-ENODEV); + } + } ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Processor [%d:%d]\n", pr->id, - pr->acpi_id)); + pr->acpi_id)); if (!object.processor.pblk_address) ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No PBLK (NULL address)\n")); else if (object.processor.pblk_length != 6) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid PBLK length [%d]\n", - object.processor.pblk_length)); + object.processor.pblk_length)); else { pr->throttling.address = object.processor.pblk_address; pr->throttling.duty_offset = acpi_fadt.duty_offset; @@ -557,13 +543,11 @@ acpi_processor_get_info ( return_VALUE(0); } -static int -acpi_processor_start( - struct acpi_device *device) +static int acpi_processor_start(struct acpi_device *device) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_processor *pr; + int result = 0; + acpi_status status = AE_OK; + struct acpi_processor *pr; ACPI_FUNCTION_TRACE("acpi_processor_start"); @@ -584,36 +568,30 @@ acpi_processor_start( goto end; status = acpi_install_notify_handler(pr->handle, ACPI_DEVICE_NOTIFY, - acpi_processor_notify, pr); + acpi_processor_notify, pr); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error installing device notify handler\n")); + "Error installing device notify handler\n")); } acpi_processor_power_init(pr, device); if (pr->flags.throttling) { printk(KERN_INFO PREFIX "%s [%s] (supports", - acpi_device_name(device), acpi_device_bid(device)); + acpi_device_name(device), acpi_device_bid(device)); printk(" %d throttling states", pr->throttling.state_count); printk(")\n"); } -end: + end: return_VALUE(result); } - - -static void -acpi_processor_notify ( - acpi_handle handle, - u32 event, - void *data) +static void acpi_processor_notify(acpi_handle handle, u32 event, void *data) { - struct acpi_processor *pr = (struct acpi_processor *) data; - struct acpi_device *device = NULL; + struct acpi_processor *pr = (struct acpi_processor *)data; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_processor_notify"); @@ -627,7 +605,7 @@ acpi_processor_notify ( case ACPI_PROCESSOR_NOTIFY_PERFORMANCE: acpi_processor_ppc_has_changed(pr); acpi_bus_generate_event(device, event, - pr->performance_platform_limit); + pr->performance_platform_limit); break; case ACPI_PROCESSOR_NOTIFY_POWER: acpi_processor_cst_has_changed(pr); @@ -635,19 +613,16 @@ acpi_processor_notify ( break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Unsupported event [0x%x]\n", event)); + "Unsupported event [0x%x]\n", event)); break; } return_VOID; } - -static int -acpi_processor_add ( - struct acpi_device *device) +static int acpi_processor_add(struct acpi_device *device) { - struct acpi_processor *pr = NULL; + struct acpi_processor *pr = NULL; ACPI_FUNCTION_TRACE("acpi_processor_add"); @@ -667,21 +642,17 @@ acpi_processor_add ( return_VALUE(0); } - -static int -acpi_processor_remove ( - struct acpi_device *device, - int type) +static int acpi_processor_remove(struct acpi_device *device, int type) { - acpi_status status = AE_OK; - struct acpi_processor *pr = NULL; + acpi_status status = AE_OK; + struct acpi_processor *pr = NULL; ACPI_FUNCTION_TRACE("acpi_processor_remove"); if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - pr = (struct acpi_processor *) acpi_driver_data(device); + pr = (struct acpi_processor *)acpi_driver_data(device); if (pr->id >= NR_CPUS) { kfree(pr); @@ -696,10 +667,10 @@ acpi_processor_remove ( acpi_processor_power_exit(pr, device); status = acpi_remove_notify_handler(pr->handle, ACPI_DEVICE_NOTIFY, - acpi_processor_notify); + acpi_processor_notify); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error removing notify handler\n")); + "Error removing notify handler\n")); } acpi_processor_remove_fs(device); @@ -718,33 +689,28 @@ acpi_processor_remove ( static int is_processor_present(acpi_handle handle); -static int -is_processor_present( - acpi_handle handle) +static int is_processor_present(acpi_handle handle) { - acpi_status status; - unsigned long sta = 0; + acpi_status status; + unsigned long sta = 0; ACPI_FUNCTION_TRACE("is_processor_present"); status = acpi_evaluate_integer(handle, "_STA", NULL, &sta); if (ACPI_FAILURE(status) || !(sta & ACPI_STA_PRESENT)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Processor Device is not present\n")); + "Processor Device is not present\n")); return_VALUE(0); } return_VALUE(1); } - static -int acpi_processor_device_add( - acpi_handle handle, - struct acpi_device **device) +int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device) { - acpi_handle phandle; - struct acpi_device *pdev; - struct acpi_processor *pr; + acpi_handle phandle; + struct acpi_device *pdev; + struct acpi_processor *pr; ACPI_FUNCTION_TRACE("acpi_processor_device_add"); @@ -766,21 +732,17 @@ int acpi_processor_device_add( if (!pr) return_VALUE(-ENODEV); - if ((pr->id >=0) && (pr->id < NR_CPUS)) { + if ((pr->id >= 0) && (pr->id < NR_CPUS)) { kobject_hotplug(&(*device)->kobj, KOBJ_ONLINE); } return_VALUE(0); } - static void -acpi_processor_hotplug_notify ( - acpi_handle handle, - u32 event, - void *data) +acpi_processor_hotplug_notify(acpi_handle handle, u32 event, void *data) { - struct acpi_processor *pr; - struct acpi_device *device = NULL; + struct acpi_processor *pr; + struct acpi_device *device = NULL; int result; ACPI_FUNCTION_TRACE("acpi_processor_hotplug_notify"); @@ -789,8 +751,8 @@ acpi_processor_hotplug_notify ( case ACPI_NOTIFY_BUS_CHECK: case ACPI_NOTIFY_DEVICE_CHECK: printk("Processor driver received %s event\n", - (event==ACPI_NOTIFY_BUS_CHECK)? - "ACPI_NOTIFY_BUS_CHECK":"ACPI_NOTIFY_DEVICE_CHECK"); + (event == ACPI_NOTIFY_BUS_CHECK) ? + "ACPI_NOTIFY_BUS_CHECK" : "ACPI_NOTIFY_DEVICE_CHECK"); if (!is_processor_present(handle)) break; @@ -799,14 +761,14 @@ acpi_processor_hotplug_notify ( result = acpi_processor_device_add(handle, &device); if (result) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to add the device\n")); + "Unable to add the device\n")); break; } pr = acpi_driver_data(device); if (!pr) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Driver data is NULL\n")); + "Driver data is NULL\n")); break; } @@ -816,24 +778,27 @@ acpi_processor_hotplug_notify ( } result = acpi_processor_start(device); - if ((!result) && ((pr->id >=0) && (pr->id < NR_CPUS))) { + if ((!result) && ((pr->id >= 0) && (pr->id < NR_CPUS))) { kobject_hotplug(&device->kobj, KOBJ_ONLINE); } else { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Device [%s] failed to start\n", - acpi_device_bid(device))); + "Device [%s] failed to start\n", + acpi_device_bid(device))); } - break; + break; case ACPI_NOTIFY_EJECT_REQUEST: - ACPI_DEBUG_PRINT((ACPI_DB_INFO,"received ACPI_NOTIFY_EJECT_REQUEST\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "received ACPI_NOTIFY_EJECT_REQUEST\n")); if (acpi_bus_get_device(handle, &device)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR,"Device don't exist, dropping EJECT\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Device don't exist, dropping EJECT\n")); break; } pr = acpi_driver_data(device); if (!pr) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR,"Driver data is NULL, dropping EJECT\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Driver data is NULL, dropping EJECT\n")); return_VOID; } @@ -842,7 +807,7 @@ acpi_processor_hotplug_notify ( break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Unsupported event [0x%x]\n", event)); + "Unsupported event [0x%x]\n", event)); break; } @@ -851,45 +816,39 @@ acpi_processor_hotplug_notify ( static acpi_status processor_walk_namespace_cb(acpi_handle handle, - u32 lvl, - void *context, - void **rv) + u32 lvl, void *context, void **rv) { - acpi_status status; + acpi_status status; int *action = context; - acpi_object_type type = 0; + acpi_object_type type = 0; status = acpi_get_type(handle, &type); if (ACPI_FAILURE(status)) - return(AE_OK); + return (AE_OK); if (type != ACPI_TYPE_PROCESSOR) - return(AE_OK); + return (AE_OK); - switch(*action) { + switch (*action) { case INSTALL_NOTIFY_HANDLER: acpi_install_notify_handler(handle, - ACPI_SYSTEM_NOTIFY, - acpi_processor_hotplug_notify, - NULL); + ACPI_SYSTEM_NOTIFY, + acpi_processor_hotplug_notify, + NULL); break; case UNINSTALL_NOTIFY_HANDLER: acpi_remove_notify_handler(handle, - ACPI_SYSTEM_NOTIFY, - acpi_processor_hotplug_notify); + ACPI_SYSTEM_NOTIFY, + acpi_processor_hotplug_notify); break; default: break; } - return(AE_OK); + return (AE_OK); } - -static acpi_status -acpi_processor_hotadd_init( - acpi_handle handle, - int *p_cpu) +static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu) { ACPI_FUNCTION_TRACE("acpi_processor_hotadd_init"); @@ -908,57 +867,47 @@ acpi_processor_hotadd_init( return_VALUE(AE_OK); } - -static int -acpi_processor_handle_eject(struct acpi_processor *pr) +static int acpi_processor_handle_eject(struct acpi_processor *pr) { if (cpu_online(pr->id)) { - return(-EINVAL); + return (-EINVAL); } arch_unregister_cpu(pr->id); acpi_unmap_lsapic(pr->id); - return(0); + return (0); } #else -static acpi_status -acpi_processor_hotadd_init( - acpi_handle handle, - int *p_cpu) +static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu) { return AE_ERROR; } -static int -acpi_processor_handle_eject(struct acpi_processor *pr) +static int acpi_processor_handle_eject(struct acpi_processor *pr) { - return(-EINVAL); + return (-EINVAL); } #endif - static void acpi_processor_install_hotplug_notify(void) { #ifdef CONFIG_ACPI_HOTPLUG_CPU int action = INSTALL_NOTIFY_HANDLER; acpi_walk_namespace(ACPI_TYPE_PROCESSOR, - ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, - processor_walk_namespace_cb, - &action, NULL); + ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, + processor_walk_namespace_cb, &action, NULL); #endif } - static void acpi_processor_uninstall_hotplug_notify(void) { #ifdef CONFIG_ACPI_HOTPLUG_CPU int action = UNINSTALL_NOTIFY_HANDLER; acpi_walk_namespace(ACPI_TYPE_PROCESSOR, - ACPI_ROOT_OBJECT, - ACPI_UINT32_MAX, - processor_walk_namespace_cb, - &action, NULL); + ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, + processor_walk_namespace_cb, &action, NULL); #endif } @@ -968,10 +917,9 @@ void acpi_processor_uninstall_hotplug_notify(void) * ACPI, but needs symbols from this driver */ -static int __init -acpi_processor_init (void) +static int __init acpi_processor_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_processor_init"); @@ -998,9 +946,7 @@ acpi_processor_init (void) return_VALUE(0); } - -static void __exit -acpi_processor_exit (void) +static void __exit acpi_processor_exit(void) { ACPI_FUNCTION_TRACE("acpi_processor_exit"); @@ -1017,7 +963,6 @@ acpi_processor_exit (void) return_VOID; } - module_init(acpi_processor_init); module_exit(acpi_processor_exit); diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 2c04740c6543..161db4acfb91 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -37,6 +37,7 @@ #include <linux/acpi.h> #include <linux/dmi.h> #include <linux/moduleparam.h> +#include <linux/sched.h> /* need_resched() */ #include <asm/io.h> #include <asm/uaccess.h> @@ -48,15 +49,12 @@ #define ACPI_PROCESSOR_CLASS "processor" #define ACPI_PROCESSOR_DRIVER_NAME "ACPI Processor Driver" #define _COMPONENT ACPI_PROCESSOR_COMPONENT -ACPI_MODULE_NAME ("acpi_processor") - +ACPI_MODULE_NAME("acpi_processor") #define ACPI_PROCESSOR_FILE_POWER "power" - #define US_TO_PM_TIMER_TICKS(t) ((t * (PM_TIMER_FREQUENCY/1000)) / 1000) #define C2_OVERHEAD 4 /* 1us (3.579 ticks per us) */ #define C3_OVERHEAD 4 /* 1us (3.579 ticks per us) */ - -static void (*pm_idle_save)(void); +static void (*pm_idle_save) (void); module_param(max_cstate, uint, 0644); static unsigned int nocst = 0; @@ -69,7 +67,8 @@ module_param(nocst, uint, 0000); * 100 HZ: 0x0000000F: 4 jiffies = 40ms * reduce history for more aggressive entry into C3 */ -static unsigned int bm_history = (HZ >= 800 ? 0xFFFFFFFF : ((1U << (HZ / 25)) - 1)); +static unsigned int bm_history = + (HZ >= 800 ? 0xFFFFFFFF : ((1U << (HZ / 25)) - 1)); module_param(bm_history, uint, 0644); /* -------------------------------------------------------------------------- Power Management @@ -87,34 +86,36 @@ static int set_max_cstate(struct dmi_system_id *id) return 0; printk(KERN_NOTICE PREFIX "%s detected - limiting to C%ld max_cstate." - " Override with \"processor.max_cstate=%d\"\n", id->ident, - (long)id->driver_data, ACPI_PROCESSOR_MAX_POWER + 1); + " Override with \"processor.max_cstate=%d\"\n", id->ident, + (long)id->driver_data, ACPI_PROCESSOR_MAX_POWER + 1); max_cstate = (long)id->driver_data; return 0; } - static struct dmi_system_id __initdata processor_power_dmi_table[] = { - { set_max_cstate, "IBM ThinkPad R40e", { - DMI_MATCH(DMI_BIOS_VENDOR,"IBM"), - DMI_MATCH(DMI_BIOS_VERSION,"1SET60WW") }, (void*)1}, - { set_max_cstate, "Medion 41700", { - DMI_MATCH(DMI_BIOS_VENDOR,"Phoenix Technologies LTD"), - DMI_MATCH(DMI_BIOS_VERSION,"R01-A1J") }, (void*)1}, - { set_max_cstate, "Clevo 5600D", { - DMI_MATCH(DMI_BIOS_VENDOR,"Phoenix Technologies LTD"), - DMI_MATCH(DMI_BIOS_VERSION,"SHE845M0.86C.0013.D.0302131307") }, - (void*)2}, + {set_max_cstate, "IBM ThinkPad R40e", { + DMI_MATCH(DMI_BIOS_VENDOR, + "IBM"), + DMI_MATCH(DMI_BIOS_VERSION, + "1SET60WW")}, + (void *)1}, + {set_max_cstate, "Medion 41700", { + DMI_MATCH(DMI_BIOS_VENDOR, + "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, + "R01-A1J")}, (void *)1}, + {set_max_cstate, "Clevo 5600D", { + DMI_MATCH(DMI_BIOS_VENDOR, + "Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION, + "SHE845M0.86C.0013.D.0302131307")}, + (void *)2}, {}, }; - -static inline u32 -ticks_elapsed ( - u32 t1, - u32 t2) +static inline u32 ticks_elapsed(u32 t1, u32 t2) { if (t2 >= t1) return (t2 - t1); @@ -124,13 +125,11 @@ ticks_elapsed ( return ((0xFFFFFFFF - t1) + t2); } - static void -acpi_processor_power_activate ( - struct acpi_processor *pr, - struct acpi_processor_cx *new) +acpi_processor_power_activate(struct acpi_processor *pr, + struct acpi_processor_cx *new) { - struct acpi_processor_cx *old; + struct acpi_processor_cx *old; if (!pr || !new) return; @@ -139,7 +138,7 @@ acpi_processor_power_activate ( if (old) old->promotion.count = 0; - new->demotion.count = 0; + new->demotion.count = 0; /* Cleanup from old state. */ if (old) { @@ -147,7 +146,8 @@ acpi_processor_power_activate ( case ACPI_STATE_C3: /* Disable bus master reload */ if (new->type != ACPI_STATE_C3 && pr->flags.bm_check) - acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0, ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 0, + ACPI_MTX_DO_NOT_LOCK); break; } } @@ -157,7 +157,8 @@ acpi_processor_power_activate ( case ACPI_STATE_C3: /* Enable bus master reload */ if (old->type != ACPI_STATE_C3 && pr->flags.bm_check) - acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 1, ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, 1, + ACPI_MTX_DO_NOT_LOCK); break; } @@ -166,17 +167,15 @@ acpi_processor_power_activate ( return; } +static atomic_t c3_cpu_count; -static atomic_t c3_cpu_count; - - -static void acpi_processor_idle (void) +static void acpi_processor_idle(void) { - struct acpi_processor *pr = NULL; + struct acpi_processor *pr = NULL; struct acpi_processor_cx *cx = NULL; struct acpi_processor_cx *next_state = NULL; - int sleep_ticks = 0; - u32 t1, t2 = 0; + int sleep_ticks = 0; + u32 t1, t2 = 0; pr = processors[raw_smp_processor_id()]; if (!pr) @@ -208,8 +207,8 @@ static void acpi_processor_idle (void) * for demotion. */ if (pr->flags.bm_check) { - u32 bm_status = 0; - unsigned long diff = jiffies - pr->power.bm_check_timestamp; + u32 bm_status = 0; + unsigned long diff = jiffies - pr->power.bm_check_timestamp; if (diff > 32) diff = 32; @@ -223,11 +222,11 @@ static void acpi_processor_idle (void) } acpi_get_register(ACPI_BITREG_BUS_MASTER_STATUS, - &bm_status, ACPI_MTX_DO_NOT_LOCK); + &bm_status, ACPI_MTX_DO_NOT_LOCK); if (bm_status) { pr->power.bm_activity++; acpi_set_register(ACPI_BITREG_BUS_MASTER_STATUS, - 1, ACPI_MTX_DO_NOT_LOCK); + 1, ACPI_MTX_DO_NOT_LOCK); } /* * PIIX4 Erratum #18: Note that BM_STS doesn't always reflect @@ -236,7 +235,7 @@ static void acpi_processor_idle (void) */ else if (errata.piix4.bmisx) { if ((inb_p(errata.piix4.bmisx + 0x02) & 0x01) - || (inb_p(errata.piix4.bmisx + 0x0A) & 0x01)) + || (inb_p(errata.piix4.bmisx + 0x0A) & 0x01)) pr->power.bm_activity++; } @@ -281,7 +280,7 @@ static void acpi_processor_idle (void) else safe_halt(); /* - * TBD: Can't get time duration while in C1, as resumes + * TBD: Can't get time duration while in C1, as resumes * go to an ISR rather than here. Need to instrument * base interrupt handler. */ @@ -300,26 +299,27 @@ static void acpi_processor_idle (void) /* Re-enable interrupts */ local_irq_enable(); /* Compute time (ticks) that we were actually asleep */ - sleep_ticks = ticks_elapsed(t1, t2) - cx->latency_ticks - C2_OVERHEAD; + sleep_ticks = + ticks_elapsed(t1, t2) - cx->latency_ticks - C2_OVERHEAD; break; case ACPI_STATE_C3: - + if (pr->flags.bm_check) { if (atomic_inc_return(&c3_cpu_count) == - num_online_cpus()) { + num_online_cpus()) { /* * All CPUs are trying to go to C3 * Disable bus master arbitration */ acpi_set_register(ACPI_BITREG_ARB_DISABLE, 1, - ACPI_MTX_DO_NOT_LOCK); + ACPI_MTX_DO_NOT_LOCK); } } else { /* SMP with no shared cache... Invalidate cache */ ACPI_FLUSH_CPU_CACHE(); } - + /* Get start time (ticks) */ t1 = inl(acpi_fadt.xpm_tmr_blk.address); /* Invoke C3 */ @@ -331,13 +331,15 @@ static void acpi_processor_idle (void) if (pr->flags.bm_check) { /* Enable bus master arbitration */ atomic_dec(&c3_cpu_count); - acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0, ACPI_MTX_DO_NOT_LOCK); + acpi_set_register(ACPI_BITREG_ARB_DISABLE, 0, + ACPI_MTX_DO_NOT_LOCK); } /* Re-enable interrupts */ local_irq_enable(); /* Compute time (ticks) that we were actually asleep */ - sleep_ticks = ticks_elapsed(t1, t2) - cx->latency_ticks - C3_OVERHEAD; + sleep_ticks = + ticks_elapsed(t1, t2) - cx->latency_ticks - C3_OVERHEAD; break; default: @@ -359,15 +361,18 @@ static void acpi_processor_idle (void) ((cx->promotion.state - pr->power.states) <= max_cstate)) { if (sleep_ticks > cx->promotion.threshold.ticks) { cx->promotion.count++; - cx->demotion.count = 0; - if (cx->promotion.count >= cx->promotion.threshold.count) { + cx->demotion.count = 0; + if (cx->promotion.count >= + cx->promotion.threshold.count) { if (pr->flags.bm_check) { - if (!(pr->power.bm_activity & cx->promotion.threshold.bm)) { - next_state = cx->promotion.state; + if (! + (pr->power.bm_activity & cx-> + promotion.threshold.bm)) { + next_state = + cx->promotion.state; goto end; } - } - else { + } else { next_state = cx->promotion.state; goto end; } @@ -392,7 +397,7 @@ static void acpi_processor_idle (void) } } -end: + end: /* * Demote if current state exceeds max_cstate */ @@ -412,7 +417,7 @@ end: return; - easy_out: + easy_out: /* do C1 instead of busy loop */ if (pm_idle_save) pm_idle_save(); @@ -421,10 +426,7 @@ end: return; } - -static int -acpi_processor_set_power_policy ( - struct acpi_processor *pr) +static int acpi_processor_set_power_policy(struct acpi_processor *pr) { unsigned int i; unsigned int state_is_set = 0; @@ -432,7 +434,7 @@ acpi_processor_set_power_policy ( struct acpi_processor_cx *higher = NULL; struct acpi_processor_cx *cx; - ACPI_FUNCTION_TRACE("acpi_processor_set_power_policy"); + ACPI_FUNCTION_TRACE("acpi_processor_set_power_policy"); if (!pr) return_VALUE(-EINVAL); @@ -447,7 +449,7 @@ acpi_processor_set_power_policy ( */ /* startup state */ - for (i=1; i < ACPI_PROCESSOR_MAX_POWER; i++) { + for (i = 1; i < ACPI_PROCESSOR_MAX_POWER; i++) { cx = &pr->power.states[i]; if (!cx->valid) continue; @@ -456,13 +458,13 @@ acpi_processor_set_power_policy ( pr->power.state = cx; state_is_set++; break; - } + } if (!state_is_set) return_VALUE(-ENODEV); /* demotion */ - for (i=1; i < ACPI_PROCESSOR_MAX_POWER; i++) { + for (i = 1; i < ACPI_PROCESSOR_MAX_POWER; i++) { cx = &pr->power.states[i]; if (!cx->valid) continue; @@ -485,7 +487,7 @@ acpi_processor_set_power_policy ( continue; if (higher) { - cx->promotion.state = higher; + cx->promotion.state = higher; cx->promotion.threshold.ticks = cx->latency_ticks; if (cx->type >= ACPI_STATE_C2) cx->promotion.threshold.count = 4; @@ -498,11 +500,10 @@ acpi_processor_set_power_policy ( higher = cx; } - return_VALUE(0); + return_VALUE(0); } - -static int acpi_processor_get_power_info_fadt (struct acpi_processor *pr) +static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr) { int i; @@ -543,15 +544,14 @@ static int acpi_processor_get_power_info_fadt (struct acpi_processor *pr) return_VALUE(0); } - -static int acpi_processor_get_power_info_default_c1 (struct acpi_processor *pr) +static int acpi_processor_get_power_info_default_c1(struct acpi_processor *pr) { int i; ACPI_FUNCTION_TRACE("acpi_processor_get_power_info_default_c1"); for (i = 0; i < ACPI_PROCESSOR_MAX_POWER; i++) - memset(&(pr->power.states[i]), 0, + memset(&(pr->power.states[i]), 0, sizeof(struct acpi_processor_cx)); /* if info is obtained from pblk/fadt, type equals state */ @@ -567,14 +567,13 @@ static int acpi_processor_get_power_info_default_c1 (struct acpi_processor *pr) return_VALUE(0); } - -static int acpi_processor_get_power_info_cst (struct acpi_processor *pr) +static int acpi_processor_get_power_info_cst(struct acpi_processor *pr) { - acpi_status status = 0; - acpi_integer count; - int i; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - union acpi_object *cst; + acpi_status status = 0; + acpi_integer count; + int i; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *cst; ACPI_FUNCTION_TRACE("acpi_processor_get_power_info_cst"); @@ -583,20 +582,21 @@ static int acpi_processor_get_power_info_cst (struct acpi_processor *pr) pr->power.count = 0; for (i = 0; i < ACPI_PROCESSOR_MAX_POWER; i++) - memset(&(pr->power.states[i]), 0, + memset(&(pr->power.states[i]), 0, sizeof(struct acpi_processor_cx)); status = acpi_evaluate_object(pr->handle, "_CST", NULL, &buffer); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No _CST, giving up\n")); return_VALUE(-ENODEV); - } + } - cst = (union acpi_object *) buffer.pointer; + cst = (union acpi_object *)buffer.pointer; /* There must be at least 2 elements */ if (!cst || (cst->type != ACPI_TYPE_PACKAGE) || cst->package.count < 2) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "not enough elements in _CST\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "not enough elements in _CST\n")); status = -EFAULT; goto end; } @@ -605,15 +605,19 @@ static int acpi_processor_get_power_info_cst (struct acpi_processor *pr) /* Validate number of power states. */ if (count < 1 || count != cst->package.count - 1) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "count given by _CST is not valid\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "count given by _CST is not valid\n")); status = -EFAULT; goto end; } /* We support up to ACPI_PROCESSOR_MAX_POWER. */ if (count > ACPI_PROCESSOR_MAX_POWER) { - printk(KERN_WARNING "Limiting number of power states to max (%d)\n", ACPI_PROCESSOR_MAX_POWER); - printk(KERN_WARNING "Please increase ACPI_PROCESSOR_MAX_POWER if needed.\n"); + printk(KERN_WARNING + "Limiting number of power states to max (%d)\n", + ACPI_PROCESSOR_MAX_POWER); + printk(KERN_WARNING + "Please increase ACPI_PROCESSOR_MAX_POWER if needed.\n"); count = ACPI_PROCESSOR_MAX_POWER; } @@ -628,29 +632,29 @@ static int acpi_processor_get_power_info_cst (struct acpi_processor *pr) memset(&cx, 0, sizeof(cx)); - element = (union acpi_object *) &(cst->package.elements[i]); + element = (union acpi_object *)&(cst->package.elements[i]); if (element->type != ACPI_TYPE_PACKAGE) continue; if (element->package.count != 4) continue; - obj = (union acpi_object *) &(element->package.elements[0]); + obj = (union acpi_object *)&(element->package.elements[0]); if (obj->type != ACPI_TYPE_BUFFER) continue; - reg = (struct acpi_power_register *) obj->buffer.pointer; + reg = (struct acpi_power_register *)obj->buffer.pointer; if (reg->space_id != ACPI_ADR_SPACE_SYSTEM_IO && - (reg->space_id != ACPI_ADR_SPACE_FIXED_HARDWARE)) + (reg->space_id != ACPI_ADR_SPACE_FIXED_HARDWARE)) continue; cx.address = (reg->space_id == ACPI_ADR_SPACE_FIXED_HARDWARE) ? - 0 : reg->address; + 0 : reg->address; /* There should be an easy way to extract an integer... */ - obj = (union acpi_object *) &(element->package.elements[1]); + obj = (union acpi_object *)&(element->package.elements[1]); if (obj->type != ACPI_TYPE_INTEGER) continue; @@ -660,17 +664,16 @@ static int acpi_processor_get_power_info_cst (struct acpi_processor *pr) (reg->space_id != ACPI_ADR_SPACE_SYSTEM_IO)) continue; - if ((cx.type < ACPI_STATE_C1) || - (cx.type > ACPI_STATE_C3)) + if ((cx.type < ACPI_STATE_C1) || (cx.type > ACPI_STATE_C3)) continue; - obj = (union acpi_object *) &(element->package.elements[2]); + obj = (union acpi_object *)&(element->package.elements[2]); if (obj->type != ACPI_TYPE_INTEGER) continue; cx.latency = obj->integer.value; - obj = (union acpi_object *) &(element->package.elements[3]); + obj = (union acpi_object *)&(element->package.elements[3]); if (obj->type != ACPI_TYPE_INTEGER) continue; @@ -680,19 +683,19 @@ static int acpi_processor_get_power_info_cst (struct acpi_processor *pr) memcpy(&(pr->power.states[pr->power.count]), &cx, sizeof(cx)); } - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d power states\n", pr->power.count)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d power states\n", + pr->power.count)); /* Validate number of power states discovered */ if (pr->power.count < 2) status = -ENODEV; -end: + end: acpi_os_free(buffer.pointer); return_VALUE(status); } - static void acpi_processor_power_verify_c2(struct acpi_processor_cx *cx) { ACPI_FUNCTION_TRACE("acpi_processor_get_power_verify_c2"); @@ -706,8 +709,7 @@ static void acpi_processor_power_verify_c2(struct acpi_processor_cx *cx) */ else if (cx->latency > ACPI_PROCESSOR_MAX_C2_LATENCY) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "latency too large [%d]\n", - cx->latency)); + "latency too large [%d]\n", cx->latency)); return_VOID; } @@ -721,10 +723,8 @@ static void acpi_processor_power_verify_c2(struct acpi_processor_cx *cx) return_VOID; } - -static void acpi_processor_power_verify_c3( - struct acpi_processor *pr, - struct acpi_processor_cx *cx) +static void acpi_processor_power_verify_c3(struct acpi_processor *pr, + struct acpi_processor_cx *cx) { static int bm_check_flag; @@ -739,8 +739,7 @@ static void acpi_processor_power_verify_c3( */ else if (cx->latency > ACPI_PROCESSOR_MAX_C3_LATENCY) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "latency too large [%d]\n", - cx->latency)); + "latency too large [%d]\n", cx->latency)); return_VOID; } @@ -753,7 +752,7 @@ static void acpi_processor_power_verify_c3( */ else if (errata.piix4.fdma) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "C3 not supported on PIIX4 with Type-F DMA\n")); + "C3 not supported on PIIX4 with Type-F DMA\n")); return_VOID; } @@ -770,7 +769,7 @@ static void acpi_processor_power_verify_c3( /* bus mastering control is necessary */ if (!pr->flags.bm_control) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "C3 support requires bus mastering control\n")); + "C3 support requires bus mastering control\n")); return_VOID; } } else { @@ -780,12 +779,12 @@ static void acpi_processor_power_verify_c3( */ if (acpi_fadt.wb_invd != 1) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Cache invalidation should work properly" - " for C3 to be enabled on SMP systems\n")); + "Cache invalidation should work properly" + " for C3 to be enabled on SMP systems\n")); return_VOID; } acpi_set_register(ACPI_BITREG_BUS_MASTER_RLD, - 0, ACPI_MTX_DO_NOT_LOCK); + 0, ACPI_MTX_DO_NOT_LOCK); } /* @@ -800,13 +799,12 @@ static void acpi_processor_power_verify_c3( return_VOID; } - static int acpi_processor_power_verify(struct acpi_processor *pr) { unsigned int i; unsigned int working = 0; - for (i=1; i < ACPI_PROCESSOR_MAX_POWER; i++) { + for (i = 1; i < ACPI_PROCESSOR_MAX_POWER; i++) { struct acpi_processor_cx *cx = &pr->power.states[i]; switch (cx->type) { @@ -830,8 +828,7 @@ static int acpi_processor_power_verify(struct acpi_processor *pr) return (working); } -static int acpi_processor_get_power_info ( - struct acpi_processor *pr) +static int acpi_processor_get_power_info(struct acpi_processor *pr) { unsigned int i; int result; @@ -874,16 +871,16 @@ static int acpi_processor_get_power_info ( return_VALUE(0); } -int acpi_processor_cst_has_changed (struct acpi_processor *pr) +int acpi_processor_cst_has_changed(struct acpi_processor *pr) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_processor_cst_has_changed"); if (!pr) - return_VALUE(-EINVAL); + return_VALUE(-EINVAL); - if ( nocst) { + if (nocst) { return_VALUE(-ENODEV); } @@ -892,7 +889,7 @@ int acpi_processor_cst_has_changed (struct acpi_processor *pr) /* Fall back to the default idle loop */ pm_idle = pm_idle_save; - synchronize_sched(); /* Relies on interrupts forcing exit from idle. */ + synchronize_sched(); /* Relies on interrupts forcing exit from idle. */ pr->flags.power = 0; result = acpi_processor_get_power_info(pr); @@ -906,8 +903,8 @@ int acpi_processor_cst_has_changed (struct acpi_processor *pr) static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset) { - struct acpi_processor *pr = (struct acpi_processor *)seq->private; - unsigned int i; + struct acpi_processor *pr = (struct acpi_processor *)seq->private; + unsigned int i; ACPI_FUNCTION_TRACE("acpi_processor_power_seq_show"); @@ -915,17 +912,17 @@ static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset) goto end; seq_printf(seq, "active state: C%zd\n" - "max_cstate: C%d\n" - "bus master activity: %08x\n", - pr->power.state ? pr->power.state - pr->power.states : 0, - max_cstate, - (unsigned)pr->power.bm_activity); + "max_cstate: C%d\n" + "bus master activity: %08x\n", + pr->power.state ? pr->power.state - pr->power.states : 0, + max_cstate, (unsigned)pr->power.bm_activity); seq_puts(seq, "states:\n"); for (i = 1; i <= pr->power.count; i++) { seq_printf(seq, " %cC%d: ", - (&pr->power.states[i] == pr->power.state?'*':' '), i); + (&pr->power.states[i] == + pr->power.state ? '*' : ' '), i); if (!pr->power.states[i].valid) { seq_puts(seq, "<not supported>\n"); @@ -949,45 +946,46 @@ static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset) if (pr->power.states[i].promotion.state) seq_printf(seq, "promotion[C%zd] ", - (pr->power.states[i].promotion.state - - pr->power.states)); + (pr->power.states[i].promotion.state - + pr->power.states)); else seq_puts(seq, "promotion[--] "); if (pr->power.states[i].demotion.state) seq_printf(seq, "demotion[C%zd] ", - (pr->power.states[i].demotion.state - - pr->power.states)); + (pr->power.states[i].demotion.state - + pr->power.states)); else seq_puts(seq, "demotion[--] "); seq_printf(seq, "latency[%03d] usage[%08d]\n", - pr->power.states[i].latency, - pr->power.states[i].usage); + pr->power.states[i].latency, + pr->power.states[i].usage); } -end: + end: return_VALUE(0); } static int acpi_processor_power_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_processor_power_seq_show, - PDE(inode)->data); + PDE(inode)->data); } static struct file_operations acpi_processor_power_fops = { - .open = acpi_processor_power_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_processor_power_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; -int acpi_processor_power_init(struct acpi_processor *pr, struct acpi_device *device) +int acpi_processor_power_init(struct acpi_processor *pr, + struct acpi_device *device) { - acpi_status status = 0; - static int first_run = 0; - struct proc_dir_entry *entry = NULL; + acpi_status status = 0; + static int first_run = 0; + struct proc_dir_entry *entry = NULL; unsigned int i; ACPI_FUNCTION_TRACE("acpi_processor_power_init"); @@ -995,7 +993,9 @@ int acpi_processor_power_init(struct acpi_processor *pr, struct acpi_device *dev if (!first_run) { dmi_check_system(processor_power_dmi_table); if (max_cstate < ACPI_C_STATES_MAX) - printk(KERN_NOTICE "ACPI: processor limited to max C-state %d\n", max_cstate); + printk(KERN_NOTICE + "ACPI: processor limited to max C-state %d\n", + max_cstate); first_run++; } @@ -1003,7 +1003,8 @@ int acpi_processor_power_init(struct acpi_processor *pr, struct acpi_device *dev return_VALUE(-EINVAL); if (acpi_fadt.cst_cnt && !nocst) { - status = acpi_os_write_port(acpi_fadt.smi_cmd, acpi_fadt.cst_cnt, 8); + status = + acpi_os_write_port(acpi_fadt.smi_cmd, acpi_fadt.cst_cnt, 8); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Notifying BIOS of _CST ability failed\n")); @@ -1023,7 +1024,8 @@ int acpi_processor_power_init(struct acpi_processor *pr, struct acpi_device *dev printk(KERN_INFO PREFIX "CPU%d (power states:", pr->id); for (i = 1; i <= pr->power.count; i++) if (pr->power.states[i].valid) - printk(" C%d[C%d]", i, pr->power.states[i].type); + printk(" C%d[C%d]", i, + pr->power.states[i].type); printk(")\n"); if (pr->id == 0) { @@ -1034,11 +1036,11 @@ int acpi_processor_power_init(struct acpi_processor *pr, struct acpi_device *dev /* 'power' [R] */ entry = create_proc_entry(ACPI_PROCESSOR_FILE_POWER, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_PROCESSOR_FILE_POWER)); + "Unable to create '%s' fs entry\n", + ACPI_PROCESSOR_FILE_POWER)); else { entry->proc_fops = &acpi_processor_power_fops; entry->data = acpi_driver_data(device); @@ -1050,14 +1052,16 @@ int acpi_processor_power_init(struct acpi_processor *pr, struct acpi_device *dev return_VALUE(0); } -int acpi_processor_power_exit(struct acpi_processor *pr, struct acpi_device *device) +int acpi_processor_power_exit(struct acpi_processor *pr, + struct acpi_device *device) { ACPI_FUNCTION_TRACE("acpi_processor_power_exit"); pr->flags.power_setup_done = 0; if (acpi_device_dir(device)) - remove_proc_entry(ACPI_PROCESSOR_FILE_POWER,acpi_device_dir(device)); + remove_proc_entry(ACPI_PROCESSOR_FILE_POWER, + acpi_device_dir(device)); /* Unregister the idle handler when processor #0 is removed. */ if (pr->id == 0) { diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 1f0d6256302f..22c7bb66c200 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -26,7 +26,6 @@ * */ - #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> @@ -42,14 +41,12 @@ #include <acpi/acpi_bus.h> #include <acpi/processor.h> - #define ACPI_PROCESSOR_COMPONENT 0x01000000 #define ACPI_PROCESSOR_CLASS "processor" #define ACPI_PROCESSOR_DRIVER_NAME "ACPI Processor Driver" #define ACPI_PROCESSOR_FILE_PERFORMANCE "performance" #define _COMPONENT ACPI_PROCESSOR_COMPONENT -ACPI_MODULE_NAME ("acpi_processor") - +ACPI_MODULE_NAME("acpi_processor") static DECLARE_MUTEX(performance_sem); @@ -69,8 +66,7 @@ static DECLARE_MUTEX(performance_sem); static int acpi_processor_ppc_status = 0; static int acpi_processor_ppc_notifier(struct notifier_block *nb, - unsigned long event, - void *data) + unsigned long event, void *data) { struct cpufreq_policy *policy = data; struct acpi_processor *pr; @@ -85,7 +81,7 @@ static int acpi_processor_ppc_notifier(struct notifier_block *nb, if (!pr || !pr->performance) goto out; - ppc = (unsigned int) pr->performance_platform_limit; + ppc = (unsigned int)pr->performance_platform_limit; if (!ppc) goto out; @@ -93,26 +89,23 @@ static int acpi_processor_ppc_notifier(struct notifier_block *nb, goto out; cpufreq_verify_within_limits(policy, 0, - pr->performance->states[ppc].core_frequency * 1000); + pr->performance->states[ppc]. + core_frequency * 1000); - out: + out: up(&performance_sem); return 0; } - static struct notifier_block acpi_ppc_notifier_block = { .notifier_call = acpi_processor_ppc_notifier, }; - -static int -acpi_processor_get_platform_limit ( - struct acpi_processor* pr) +static int acpi_processor_get_platform_limit(struct acpi_processor *pr) { - acpi_status status = 0; - unsigned long ppc = 0; + acpi_status status = 0; + unsigned long ppc = 0; ACPI_FUNCTION_TRACE("acpi_processor_get_platform_limit"); @@ -128,19 +121,17 @@ acpi_processor_get_platform_limit ( if (status != AE_NOT_FOUND) acpi_processor_ppc_status |= PPC_IN_USE; - if(ACPI_FAILURE(status) && status != AE_NOT_FOUND) { + if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error evaluating _PPC\n")); return_VALUE(-ENODEV); } - pr->performance_platform_limit = (int) ppc; + pr->performance_platform_limit = (int)ppc; return_VALUE(0); } - -int acpi_processor_ppc_has_changed( - struct acpi_processor *pr) +int acpi_processor_ppc_has_changed(struct acpi_processor *pr) { int ret = acpi_processor_get_platform_limit(pr); if (ret < 0) @@ -149,44 +140,44 @@ int acpi_processor_ppc_has_changed( return cpufreq_update_policy(pr->id); } - -void acpi_processor_ppc_init(void) { - if (!cpufreq_register_notifier(&acpi_ppc_notifier_block, CPUFREQ_POLICY_NOTIFIER)) +void acpi_processor_ppc_init(void) +{ + if (!cpufreq_register_notifier + (&acpi_ppc_notifier_block, CPUFREQ_POLICY_NOTIFIER)) acpi_processor_ppc_status |= PPC_REGISTERED; else - printk(KERN_DEBUG "Warning: Processor Platform Limit not supported.\n"); + printk(KERN_DEBUG + "Warning: Processor Platform Limit not supported.\n"); } - -void acpi_processor_ppc_exit(void) { +void acpi_processor_ppc_exit(void) +{ if (acpi_processor_ppc_status & PPC_REGISTERED) - cpufreq_unregister_notifier(&acpi_ppc_notifier_block, CPUFREQ_POLICY_NOTIFIER); + cpufreq_unregister_notifier(&acpi_ppc_notifier_block, + CPUFREQ_POLICY_NOTIFIER); acpi_processor_ppc_status &= ~PPC_REGISTERED; } - -static int -acpi_processor_get_performance_control ( - struct acpi_processor *pr) +static int acpi_processor_get_performance_control(struct acpi_processor *pr) { - int result = 0; - acpi_status status = 0; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - union acpi_object *pct = NULL; - union acpi_object obj = {0}; + int result = 0; + acpi_status status = 0; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *pct = NULL; + union acpi_object obj = { 0 }; ACPI_FUNCTION_TRACE("acpi_processor_get_performance_control"); status = acpi_evaluate_object(pr->handle, "_PCT", NULL, &buffer); - if(ACPI_FAILURE(status)) { + if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error evaluating _PCT\n")); return_VALUE(-ENODEV); } - pct = (union acpi_object *) buffer.pointer; + pct = (union acpi_object *)buffer.pointer; if (!pct || (pct->type != ACPI_TYPE_PACKAGE) - || (pct->package.count != 2)) { + || (pct->package.count != 2)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _PCT data\n")); result = -EFAULT; goto end; @@ -199,15 +190,15 @@ acpi_processor_get_performance_control ( obj = pct->package.elements[0]; if ((obj.type != ACPI_TYPE_BUFFER) - || (obj.buffer.length < sizeof(struct acpi_pct_register)) - || (obj.buffer.pointer == NULL)) { + || (obj.buffer.length < sizeof(struct acpi_pct_register)) + || (obj.buffer.pointer == NULL)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Invalid _PCT data (control_register)\n")); + "Invalid _PCT data (control_register)\n")); result = -EFAULT; goto end; } - memcpy(&pr->performance->control_register, obj.buffer.pointer, sizeof(struct acpi_pct_register)); - + memcpy(&pr->performance->control_register, obj.buffer.pointer, + sizeof(struct acpi_pct_register)); /* * status_register @@ -216,44 +207,42 @@ acpi_processor_get_performance_control ( obj = pct->package.elements[1]; if ((obj.type != ACPI_TYPE_BUFFER) - || (obj.buffer.length < sizeof(struct acpi_pct_register)) - || (obj.buffer.pointer == NULL)) { + || (obj.buffer.length < sizeof(struct acpi_pct_register)) + || (obj.buffer.pointer == NULL)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Invalid _PCT data (status_register)\n")); + "Invalid _PCT data (status_register)\n")); result = -EFAULT; goto end; } - memcpy(&pr->performance->status_register, obj.buffer.pointer, sizeof(struct acpi_pct_register)); + memcpy(&pr->performance->status_register, obj.buffer.pointer, + sizeof(struct acpi_pct_register)); -end: + end: acpi_os_free(buffer.pointer); return_VALUE(result); } - -static int -acpi_processor_get_performance_states ( - struct acpi_processor *pr) +static int acpi_processor_get_performance_states(struct acpi_processor *pr) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - struct acpi_buffer format = {sizeof("NNNNNN"), "NNNNNN"}; - struct acpi_buffer state = {0, NULL}; - union acpi_object *pss = NULL; - int i; + int result = 0; + acpi_status status = AE_OK; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_buffer format = { sizeof("NNNNNN"), "NNNNNN" }; + struct acpi_buffer state = { 0, NULL }; + union acpi_object *pss = NULL; + int i; ACPI_FUNCTION_TRACE("acpi_processor_get_performance_states"); status = acpi_evaluate_object(pr->handle, "_PSS", NULL, &buffer); - if(ACPI_FAILURE(status)) { + if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error evaluating _PSS\n")); return_VALUE(-ENODEV); } - pss = (union acpi_object *) buffer.pointer; + pss = (union acpi_object *)buffer.pointer; if (!pss || (pss->type != ACPI_TYPE_PACKAGE)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _PSS data\n")); result = -EFAULT; @@ -261,10 +250,12 @@ acpi_processor_get_performance_states ( } ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d performance states\n", - pss->package.count)); + pss->package.count)); pr->performance->state_count = pss->package.count; - pr->performance->states = kmalloc(sizeof(struct acpi_processor_px) * pss->package.count, GFP_KERNEL); + pr->performance->states = + kmalloc(sizeof(struct acpi_processor_px) * pss->package.count, + GFP_KERNEL); if (!pr->performance->states) { result = -ENOMEM; goto end; @@ -280,46 +271,44 @@ acpi_processor_get_performance_states ( ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Extracting state %d\n", i)); status = acpi_extract_package(&(pss->package.elements[i]), - &format, &state); + &format, &state); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _PSS data\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid _PSS data\n")); result = -EFAULT; kfree(pr->performance->states); goto end; } ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "State [%d]: core_frequency[%d] power[%d] transition_latency[%d] bus_master_latency[%d] control[0x%x] status[0x%x]\n", - i, - (u32) px->core_frequency, - (u32) px->power, - (u32) px->transition_latency, - (u32) px->bus_master_latency, - (u32) px->control, - (u32) px->status)); + "State [%d]: core_frequency[%d] power[%d] transition_latency[%d] bus_master_latency[%d] control[0x%x] status[0x%x]\n", + i, + (u32) px->core_frequency, + (u32) px->power, + (u32) px->transition_latency, + (u32) px->bus_master_latency, + (u32) px->control, (u32) px->status)); if (!px->core_frequency) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _PSS data: freq is zero\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid _PSS data: freq is zero\n")); result = -EFAULT; kfree(pr->performance->states); goto end; } } -end: + end: acpi_os_free(buffer.pointer); return_VALUE(result); } - -static int -acpi_processor_get_performance_info ( - struct acpi_processor *pr) +static int acpi_processor_get_performance_info(struct acpi_processor *pr) { - int result = 0; - acpi_status status = AE_OK; - acpi_handle handle = NULL; + int result = 0; + acpi_status status = AE_OK; + acpi_handle handle = NULL; ACPI_FUNCTION_TRACE("acpi_processor_get_performance_info"); @@ -331,7 +320,7 @@ acpi_processor_get_performance_info ( status = acpi_get_handle(pr->handle, "_PCT", &handle); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "ACPI-based processor performance control unavailable\n")); + "ACPI-based processor performance control unavailable\n")); return_VALUE(-ENODEV); } @@ -350,10 +339,10 @@ acpi_processor_get_performance_info ( return_VALUE(0); } - -int acpi_processor_notify_smm(struct module *calling_module) { - acpi_status status; - static int is_done = 0; +int acpi_processor_notify_smm(struct module *calling_module) +{ + acpi_status status; + static int is_done = 0; ACPI_FUNCTION_TRACE("acpi_processor_notify_smm"); @@ -371,8 +360,7 @@ int acpi_processor_notify_smm(struct module *calling_module) { if (is_done > 0) { module_put(calling_module); return_VALUE(0); - } - else if (is_done < 0) { + } else if (is_done < 0) { module_put(calling_module); return_VALUE(is_done); } @@ -380,28 +368,30 @@ int acpi_processor_notify_smm(struct module *calling_module) { is_done = -EIO; /* Can't write pstate_cnt to smi_cmd if either value is zero */ - if ((!acpi_fadt.smi_cmd) || - (!acpi_fadt.pstate_cnt)) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "No SMI port or pstate_cnt\n")); + if ((!acpi_fadt.smi_cmd) || (!acpi_fadt.pstate_cnt)) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No SMI port or pstate_cnt\n")); module_put(calling_module); return_VALUE(0); } - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Writing pstate_cnt [0x%x] to smi_cmd [0x%x]\n", acpi_fadt.pstate_cnt, acpi_fadt.smi_cmd)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Writing pstate_cnt [0x%x] to smi_cmd [0x%x]\n", + acpi_fadt.pstate_cnt, acpi_fadt.smi_cmd)); /* FADT v1 doesn't support pstate_cnt, many BIOS vendors use * it anyway, so we need to support it... */ if (acpi_fadt_is_v1) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Using v1.0 FADT reserved value for pstate_cnt\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Using v1.0 FADT reserved value for pstate_cnt\n")); } - status = acpi_os_write_port (acpi_fadt.smi_cmd, - (u32) acpi_fadt.pstate_cnt, 8); - if (ACPI_FAILURE (status)) { + status = acpi_os_write_port(acpi_fadt.smi_cmd, + (u32) acpi_fadt.pstate_cnt, 8); + if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Failed to write pstate_cnt [0x%x] to " - "smi_cmd [0x%x]\n", acpi_fadt.pstate_cnt, acpi_fadt.smi_cmd)); + "smi_cmd [0x%x]\n", acpi_fadt.pstate_cnt, + acpi_fadt.smi_cmd)); module_put(calling_module); return_VALUE(status); } @@ -415,24 +405,24 @@ int acpi_processor_notify_smm(struct module *calling_module) { return_VALUE(0); } -EXPORT_SYMBOL(acpi_processor_notify_smm); +EXPORT_SYMBOL(acpi_processor_notify_smm); #ifdef CONFIG_X86_ACPI_CPUFREQ_PROC_INTF /* /proc/acpi/processor/../performance interface (DEPRECATED) */ static int acpi_processor_perf_open_fs(struct inode *inode, struct file *file); static struct file_operations acpi_processor_perf_fops = { - .open = acpi_processor_perf_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_processor_perf_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; static int acpi_processor_perf_seq_show(struct seq_file *seq, void *offset) { - struct acpi_processor *pr = (struct acpi_processor *)seq->private; - int i; + struct acpi_processor *pr = (struct acpi_processor *)seq->private; + int i; ACPI_FUNCTION_TRACE("acpi_processor_perf_seq_show"); @@ -445,42 +435,40 @@ static int acpi_processor_perf_seq_show(struct seq_file *seq, void *offset) } seq_printf(seq, "state count: %d\n" - "active state: P%d\n", - pr->performance->state_count, - pr->performance->state); + "active state: P%d\n", + pr->performance->state_count, pr->performance->state); seq_puts(seq, "states:\n"); for (i = 0; i < pr->performance->state_count; i++) - seq_printf(seq, " %cP%d: %d MHz, %d mW, %d uS\n", - (i == pr->performance->state?'*':' '), i, - (u32) pr->performance->states[i].core_frequency, - (u32) pr->performance->states[i].power, - (u32) pr->performance->states[i].transition_latency); - -end: + seq_printf(seq, + " %cP%d: %d MHz, %d mW, %d uS\n", + (i == pr->performance->state ? '*' : ' '), i, + (u32) pr->performance->states[i].core_frequency, + (u32) pr->performance->states[i].power, + (u32) pr->performance->states[i].transition_latency); + + end: return_VALUE(0); } static int acpi_processor_perf_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_processor_perf_seq_show, - PDE(inode)->data); + PDE(inode)->data); } static ssize_t -acpi_processor_write_performance ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *data) +acpi_processor_write_performance(struct file *file, + const char __user * buffer, + size_t count, loff_t * data) { - int result = 0; - struct seq_file *m = (struct seq_file *) file->private_data; - struct acpi_processor *pr = (struct acpi_processor *) m->private; + int result = 0; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_processor *pr = (struct acpi_processor *)m->private; struct acpi_processor_performance *perf; - char state_string[12] = {'\0'}; - unsigned int new_state = 0; - struct cpufreq_policy policy; + char state_string[12] = { '\0' }; + unsigned int new_state = 0; + struct cpufreq_policy policy; ACPI_FUNCTION_TRACE("acpi_processor_write_performance"); @@ -513,12 +501,10 @@ acpi_processor_write_performance ( return_VALUE(count); } -static void -acpi_cpufreq_add_file ( - struct acpi_processor *pr) +static void acpi_cpufreq_add_file(struct acpi_processor *pr) { - struct proc_dir_entry *entry = NULL; - struct acpi_device *device = NULL; + struct proc_dir_entry *entry = NULL; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_cpufreq_addfile"); @@ -527,11 +513,12 @@ acpi_cpufreq_add_file ( /* add file 'performance' [R/W] */ entry = create_proc_entry(ACPI_PROCESSOR_FILE_PERFORMANCE, - S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_PROCESSOR_FILE_PERFORMANCE)); + "Unable to create '%s' fs entry\n", + ACPI_PROCESSOR_FILE_PERFORMANCE)); else { entry->proc_fops = &acpi_processor_perf_fops; entry->proc_fops->write = acpi_processor_write_performance; @@ -541,11 +528,9 @@ acpi_cpufreq_add_file ( return_VOID; } -static void -acpi_cpufreq_remove_file ( - struct acpi_processor *pr) +static void acpi_cpufreq_remove_file(struct acpi_processor *pr) { - struct acpi_device *device = NULL; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_cpufreq_addfile"); @@ -554,21 +539,25 @@ acpi_cpufreq_remove_file ( /* remove file 'performance' */ remove_proc_entry(ACPI_PROCESSOR_FILE_PERFORMANCE, - acpi_device_dir(device)); + acpi_device_dir(device)); return_VOID; } #else -static void acpi_cpufreq_add_file (struct acpi_processor *pr) { return; } -static void acpi_cpufreq_remove_file (struct acpi_processor *pr) { return; } -#endif /* CONFIG_X86_ACPI_CPUFREQ_PROC_INTF */ - +static void acpi_cpufreq_add_file(struct acpi_processor *pr) +{ + return; +} +static void acpi_cpufreq_remove_file(struct acpi_processor *pr) +{ + return; +} +#endif /* CONFIG_X86_ACPI_CPUFREQ_PROC_INTF */ int -acpi_processor_register_performance ( - struct acpi_processor_performance * performance, - unsigned int cpu) +acpi_processor_register_performance(struct acpi_processor_performance + *performance, unsigned int cpu) { struct acpi_processor *pr; @@ -603,13 +592,12 @@ acpi_processor_register_performance ( up(&performance_sem); return_VALUE(0); } -EXPORT_SYMBOL(acpi_processor_register_performance); +EXPORT_SYMBOL(acpi_processor_register_performance); void -acpi_processor_unregister_performance ( - struct acpi_processor_performance * performance, - unsigned int cpu) +acpi_processor_unregister_performance(struct acpi_processor_performance + *performance, unsigned int cpu) { struct acpi_processor *pr; @@ -632,4 +620,5 @@ acpi_processor_unregister_performance ( return_VOID; } + EXPORT_SYMBOL(acpi_processor_unregister_performance); diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c index 12bd980a12e9..37528c3b64b0 100644 --- a/drivers/acpi/processor_thermal.c +++ b/drivers/acpi/processor_thermal.c @@ -43,20 +43,16 @@ #define ACPI_PROCESSOR_CLASS "processor" #define ACPI_PROCESSOR_DRIVER_NAME "ACPI Processor Driver" #define _COMPONENT ACPI_PROCESSOR_COMPONENT -ACPI_MODULE_NAME ("acpi_processor") - +ACPI_MODULE_NAME("acpi_processor") /* -------------------------------------------------------------------------- Limit Interface -------------------------------------------------------------------------- */ - -static int -acpi_processor_apply_limit ( - struct acpi_processor* pr) +static int acpi_processor_apply_limit(struct acpi_processor *pr) { - int result = 0; - u16 px = 0; - u16 tx = 0; + int result = 0; + u16 px = 0; + u16 tx = 0; ACPI_FUNCTION_TRACE("acpi_processor_apply_limit"); @@ -80,19 +76,17 @@ acpi_processor_apply_limit ( pr->limit.state.px = px; pr->limit.state.tx = tx; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Processor [%d] limit set to (P%d:T%d)\n", - pr->id, - pr->limit.state.px, - pr->limit.state.tx)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Processor [%d] limit set to (P%d:T%d)\n", pr->id, + pr->limit.state.px, pr->limit.state.tx)); -end: + end: if (result) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unable to set limit\n")); return_VALUE(result); } - #ifdef CONFIG_CPU_FREQ /* If a passive cooling situation is detected, primarily CPUfreq is used, as it @@ -104,7 +98,6 @@ end: static unsigned int cpufreq_thermal_reduction_pctg[NR_CPUS]; static unsigned int acpi_thermal_cpufreq_is_init = 0; - static int cpu_has_cpufreq(unsigned int cpu) { struct cpufreq_policy policy; @@ -115,7 +108,6 @@ static int cpu_has_cpufreq(unsigned int cpu) return 0; } - static int acpi_thermal_cpufreq_increase(unsigned int cpu) { if (!cpu_has_cpufreq(cpu)) @@ -130,7 +122,6 @@ static int acpi_thermal_cpufreq_increase(unsigned int cpu) return -ERANGE; } - static int acpi_thermal_cpufreq_decrease(unsigned int cpu) { if (!cpu_has_cpufreq(cpu)) @@ -145,11 +136,8 @@ static int acpi_thermal_cpufreq_decrease(unsigned int cpu) return -ERANGE; } - -static int acpi_thermal_cpufreq_notifier( - struct notifier_block *nb, - unsigned long event, - void *data) +static int acpi_thermal_cpufreq_notifier(struct notifier_block *nb, + unsigned long event, void *data) { struct cpufreq_policy *policy = data; unsigned long max_freq = 0; @@ -157,68 +145,74 @@ static int acpi_thermal_cpufreq_notifier( if (event != CPUFREQ_ADJUST) goto out; - max_freq = (policy->cpuinfo.max_freq * (100 - cpufreq_thermal_reduction_pctg[policy->cpu])) / 100; + max_freq = + (policy->cpuinfo.max_freq * + (100 - cpufreq_thermal_reduction_pctg[policy->cpu])) / 100; cpufreq_verify_within_limits(policy, 0, max_freq); - out: + out: return 0; } - static struct notifier_block acpi_thermal_cpufreq_notifier_block = { .notifier_call = acpi_thermal_cpufreq_notifier, }; - -void acpi_thermal_cpufreq_init(void) { +void acpi_thermal_cpufreq_init(void) +{ int i; - for (i=0; i<NR_CPUS; i++) + for (i = 0; i < NR_CPUS; i++) cpufreq_thermal_reduction_pctg[i] = 0; - i = cpufreq_register_notifier(&acpi_thermal_cpufreq_notifier_block, CPUFREQ_POLICY_NOTIFIER); + i = cpufreq_register_notifier(&acpi_thermal_cpufreq_notifier_block, + CPUFREQ_POLICY_NOTIFIER); if (!i) acpi_thermal_cpufreq_is_init = 1; } -void acpi_thermal_cpufreq_exit(void) { +void acpi_thermal_cpufreq_exit(void) +{ if (acpi_thermal_cpufreq_is_init) - cpufreq_unregister_notifier(&acpi_thermal_cpufreq_notifier_block, CPUFREQ_POLICY_NOTIFIER); + cpufreq_unregister_notifier + (&acpi_thermal_cpufreq_notifier_block, + CPUFREQ_POLICY_NOTIFIER); acpi_thermal_cpufreq_is_init = 0; } -#else /* ! CONFIG_CPU_FREQ */ - -static int acpi_thermal_cpufreq_increase(unsigned int cpu) { return -ENODEV; } -static int acpi_thermal_cpufreq_decrease(unsigned int cpu) { return -ENODEV; } +#else /* ! CONFIG_CPU_FREQ */ +static int acpi_thermal_cpufreq_increase(unsigned int cpu) +{ + return -ENODEV; +} +static int acpi_thermal_cpufreq_decrease(unsigned int cpu) +{ + return -ENODEV; +} #endif - -int -acpi_processor_set_thermal_limit ( - acpi_handle handle, - int type) +int acpi_processor_set_thermal_limit(acpi_handle handle, int type) { - int result = 0; - struct acpi_processor *pr = NULL; - struct acpi_device *device = NULL; - int tx = 0; + int result = 0; + struct acpi_processor *pr = NULL; + struct acpi_device *device = NULL; + int tx = 0; ACPI_FUNCTION_TRACE("acpi_processor_set_thermal_limit"); if ((type < ACPI_PROCESSOR_LIMIT_NONE) - || (type > ACPI_PROCESSOR_LIMIT_DECREMENT)) + || (type > ACPI_PROCESSOR_LIMIT_DECREMENT)) return_VALUE(-EINVAL); result = acpi_bus_get_device(handle, &device); if (result) return_VALUE(result); - pr = (struct acpi_processor *) acpi_driver_data(device); + pr = (struct acpi_processor *)acpi_driver_data(device); if (!pr) return_VALUE(-ENODEV); @@ -250,12 +244,12 @@ acpi_processor_set_thermal_limit ( goto end; else if (result == -ERANGE) ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "At maximum performance state\n")); + "At maximum performance state\n")); if (pr->flags.throttling) { if (tx == (pr->throttling.state_count - 1)) ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "At maximum throttling state\n")); + "At maximum throttling state\n")); else tx++; } @@ -267,7 +261,7 @@ acpi_processor_set_thermal_limit ( if (pr->flags.throttling) { if (tx == 0) ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "At minimum throttling state\n")); + "At minimum throttling state\n")); else { tx--; goto end; @@ -277,12 +271,12 @@ acpi_processor_set_thermal_limit ( result = acpi_thermal_cpufreq_decrease(pr->id); if (result == -ERANGE) ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "At minimum performance state\n")); + "At minimum performance state\n")); break; } -end: + end: if (pr->flags.throttling) { pr->limit.thermal.px = 0; pr->limit.thermal.tx = tx; @@ -293,18 +287,14 @@ end: "Unable to set thermal limit\n")); ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Thermal limit now (P%d:T%d)\n", - pr->limit.thermal.px, - pr->limit.thermal.tx)); + pr->limit.thermal.px, pr->limit.thermal.tx)); } else result = 0; return_VALUE(result); } - -int -acpi_processor_get_limit_info ( - struct acpi_processor *pr) +int acpi_processor_get_limit_info(struct acpi_processor *pr) { ACPI_FUNCTION_TRACE("acpi_processor_get_limit_info"); @@ -317,12 +307,11 @@ acpi_processor_get_limit_info ( return_VALUE(0); } - /* /proc interface */ static int acpi_processor_limit_seq_show(struct seq_file *seq, void *offset) { - struct acpi_processor *pr = (struct acpi_processor *)seq->private; + struct acpi_processor *pr = (struct acpi_processor *)seq->private; ACPI_FUNCTION_TRACE("acpi_processor_limit_seq_show"); @@ -335,34 +324,32 @@ static int acpi_processor_limit_seq_show(struct seq_file *seq, void *offset) } seq_printf(seq, "active limit: P%d:T%d\n" - "user limit: P%d:T%d\n" - "thermal limit: P%d:T%d\n", - pr->limit.state.px, pr->limit.state.tx, - pr->limit.user.px, pr->limit.user.tx, - pr->limit.thermal.px, pr->limit.thermal.tx); + "user limit: P%d:T%d\n" + "thermal limit: P%d:T%d\n", + pr->limit.state.px, pr->limit.state.tx, + pr->limit.user.px, pr->limit.user.tx, + pr->limit.thermal.px, pr->limit.thermal.tx); -end: + end: return_VALUE(0); } static int acpi_processor_limit_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_processor_limit_seq_show, - PDE(inode)->data); + PDE(inode)->data); } -ssize_t acpi_processor_write_limit ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *data) +ssize_t acpi_processor_write_limit(struct file * file, + const char __user * buffer, + size_t count, loff_t * data) { - int result = 0; - struct seq_file *m = (struct seq_file *)file->private_data; - struct acpi_processor *pr = (struct acpi_processor *)m->private; - char limit_string[25] = {'\0'}; - int px = 0; - int tx = 0; + int result = 0; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_processor *pr = (struct acpi_processor *)m->private; + char limit_string[25] = { '\0' }; + int px = 0; + int tx = 0; ACPI_FUNCTION_TRACE("acpi_processor_write_limit"); @@ -396,11 +383,9 @@ ssize_t acpi_processor_write_limit ( return_VALUE(count); } - struct file_operations acpi_processor_limit_fops = { - .open = acpi_processor_limit_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_processor_limit_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; - diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index be9f569d39d3..74a52d4e79ae 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -43,21 +43,17 @@ #define ACPI_PROCESSOR_CLASS "processor" #define ACPI_PROCESSOR_DRIVER_NAME "ACPI Processor Driver" #define _COMPONENT ACPI_PROCESSOR_COMPONENT -ACPI_MODULE_NAME ("acpi_processor") - +ACPI_MODULE_NAME("acpi_processor") /* -------------------------------------------------------------------------- Throttling Control -------------------------------------------------------------------------- */ - -static int -acpi_processor_get_throttling ( - struct acpi_processor *pr) +static int acpi_processor_get_throttling(struct acpi_processor *pr) { - int state = 0; - u32 value = 0; - u32 duty_mask = 0; - u32 duty_value = 0; + int state = 0; + u32 value = 0; + u32 duty_mask = 0; + u32 duty_value = 0; ACPI_FUNCTION_TRACE("acpi_processor_get_throttling"); @@ -86,7 +82,7 @@ acpi_processor_get_throttling ( duty_value >>= pr->throttling.duty_offset; if (duty_value) - state = pr->throttling.state_count-duty_value; + state = pr->throttling.state_count - duty_value; } pr->throttling.state = state; @@ -94,20 +90,17 @@ acpi_processor_get_throttling ( local_irq_enable(); ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Throttling state is T%d (%d%% throttling applied)\n", - state, pr->throttling.states[state].performance)); + "Throttling state is T%d (%d%% throttling applied)\n", + state, pr->throttling.states[state].performance)); return_VALUE(0); } - -int acpi_processor_set_throttling ( - struct acpi_processor *pr, - int state) +int acpi_processor_set_throttling(struct acpi_processor *pr, int state) { - u32 value = 0; - u32 duty_mask = 0; - u32 duty_value = 0; + u32 value = 0; + u32 duty_mask = 0; + u32 duty_value = 0; ACPI_FUNCTION_TRACE("acpi_processor_set_throttling"); @@ -168,28 +161,26 @@ int acpi_processor_set_throttling ( local_irq_enable(); ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Throttling state set to T%d (%d%%)\n", state, - (pr->throttling.states[state].performance?pr->throttling.states[state].performance/10:0))); + "Throttling state set to T%d (%d%%)\n", state, + (pr->throttling.states[state].performance ? pr-> + throttling.states[state].performance / 10 : 0))); return_VALUE(0); } - -int -acpi_processor_get_throttling_info ( - struct acpi_processor *pr) +int acpi_processor_get_throttling_info(struct acpi_processor *pr) { - int result = 0; - int step = 0; - int i = 0; + int result = 0; + int step = 0; + int i = 0; ACPI_FUNCTION_TRACE("acpi_processor_get_throttling_info"); ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "pblk_address[0x%08x] duty_offset[%d] duty_width[%d]\n", - pr->throttling.address, - pr->throttling.duty_offset, - pr->throttling.duty_width)); + "pblk_address[0x%08x] duty_offset[%d] duty_width[%d]\n", + pr->throttling.address, + pr->throttling.duty_offset, + pr->throttling.duty_width)); if (!pr) return_VALUE(-EINVAL); @@ -199,14 +190,12 @@ acpi_processor_get_throttling_info ( if (!pr->throttling.address) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling register\n")); return_VALUE(0); - } - else if (!pr->throttling.duty_width) { + } else if (!pr->throttling.duty_width) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling states\n")); return_VALUE(0); } /* TBD: Support duty_cycle values that span bit 4. */ - else if ((pr->throttling.duty_offset - + pr->throttling.duty_width) > 4) { + else if ((pr->throttling.duty_offset + pr->throttling.duty_width) > 4) { ACPI_DEBUG_PRINT((ACPI_DB_WARN, "duty_cycle spans bit 4\n")); return_VALUE(0); } @@ -218,7 +207,7 @@ acpi_processor_get_throttling_info ( */ if (errata.piix4.throttle) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Throttling not supported on PIIX4 A- or B-step\n")); + "Throttling not supported on PIIX4 A- or B-step\n")); return_VALUE(0); } @@ -232,13 +221,13 @@ acpi_processor_get_throttling_info ( step = (1000 / pr->throttling.state_count); - for (i=0; i<pr->throttling.state_count; i++) { + for (i = 0; i < pr->throttling.state_count; i++) { pr->throttling.states[i].performance = step * i; pr->throttling.states[i].power = step * i; } ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d throttling states\n", - pr->throttling.state_count)); + pr->throttling.state_count)); pr->flags.throttling = 1; @@ -253,28 +242,29 @@ acpi_processor_get_throttling_info ( goto end; if (pr->throttling.state) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Disabling throttling (was T%d)\n", - pr->throttling.state)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Disabling throttling (was T%d)\n", + pr->throttling.state)); result = acpi_processor_set_throttling(pr, 0); if (result) goto end; } -end: + end: if (result) pr->flags.throttling = 0; return_VALUE(result); } - /* proc interface */ -static int acpi_processor_throttling_seq_show(struct seq_file *seq, void *offset) +static int acpi_processor_throttling_seq_show(struct seq_file *seq, + void *offset) { - struct acpi_processor *pr = (struct acpi_processor *)seq->private; - int i = 0; - int result = 0; + struct acpi_processor *pr = (struct acpi_processor *)seq->private; + int i = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_processor_throttling_seq_show"); @@ -289,41 +279,41 @@ static int acpi_processor_throttling_seq_show(struct seq_file *seq, void *offset result = acpi_processor_get_throttling(pr); if (result) { - seq_puts(seq, "Could not determine current throttling state.\n"); + seq_puts(seq, + "Could not determine current throttling state.\n"); goto end; } seq_printf(seq, "state count: %d\n" - "active state: T%d\n", - pr->throttling.state_count, - pr->throttling.state); + "active state: T%d\n", + pr->throttling.state_count, pr->throttling.state); seq_puts(seq, "states:\n"); for (i = 0; i < pr->throttling.state_count; i++) seq_printf(seq, " %cT%d: %02d%%\n", - (i == pr->throttling.state?'*':' '), i, - (pr->throttling.states[i].performance?pr->throttling.states[i].performance/10:0)); + (i == pr->throttling.state ? '*' : ' '), i, + (pr->throttling.states[i].performance ? pr-> + throttling.states[i].performance / 10 : 0)); -end: + end: return_VALUE(0); } -static int acpi_processor_throttling_open_fs(struct inode *inode, struct file *file) +static int acpi_processor_throttling_open_fs(struct inode *inode, + struct file *file) { return single_open(file, acpi_processor_throttling_seq_show, - PDE(inode)->data); + PDE(inode)->data); } -ssize_t acpi_processor_write_throttling ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *data) +ssize_t acpi_processor_write_throttling(struct file * file, + const char __user * buffer, + size_t count, loff_t * data) { - int result = 0; - struct seq_file *m = (struct seq_file *)file->private_data; - struct acpi_processor *pr = (struct acpi_processor *)m->private; - char state_string[12] = {'\0'}; + int result = 0; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_processor *pr = (struct acpi_processor *)m->private; + char state_string[12] = { '\0' }; ACPI_FUNCTION_TRACE("acpi_processor_write_throttling"); @@ -336,7 +326,8 @@ ssize_t acpi_processor_write_throttling ( state_string[count] = '\0'; result = acpi_processor_set_throttling(pr, - simple_strtoul(state_string, NULL, 0)); + simple_strtoul(state_string, + NULL, 0)); if (result) return_VALUE(result); @@ -344,8 +335,8 @@ ssize_t acpi_processor_write_throttling ( } struct file_operations acpi_processor_throttling_fops = { - .open = acpi_processor_throttling_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_processor_throttling_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; diff --git a/drivers/acpi/resources/rsaddr.c b/drivers/acpi/resources/rsaddr.c index 55d264771c48..23b54baa0cb2 100644 --- a/drivers/acpi/resources/rsaddr.c +++ b/drivers/acpi/resources/rsaddr.c @@ -41,13 +41,185 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acresrc.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rsaddr") +ACPI_MODULE_NAME("rsaddr") + +/* Local prototypes */ +static void +acpi_rs_decode_general_flags(union acpi_resource_data *resource, u8 flags); + +static u8 acpi_rs_encode_general_flags(union acpi_resource_data *resource); + +static void +acpi_rs_decode_specific_flags(union acpi_resource_data *resource, u8 flags); + +static u8 acpi_rs_encode_specific_flags(union acpi_resource_data *resource); + +/******************************************************************************* + * + * FUNCTION: acpi_rs_decode_general_flags + * + * PARAMETERS: Resource - Address resource data struct + * Flags - Actual flag byte + * + * RETURN: Decoded flag bits in resource struct + * + * DESCRIPTION: Decode a general flag byte to an address resource struct + * + ******************************************************************************/ + +static void +acpi_rs_decode_general_flags(union acpi_resource_data *resource, u8 flags) +{ + ACPI_FUNCTION_ENTRY(); + + /* Producer / Consumer - flag bit[0] */ + + resource->address.producer_consumer = (u32) (flags & 0x01); + + /* Decode (_DEC) - flag bit[1] */ + resource->address.decode = (u32) ((flags >> 1) & 0x01); + + /* Min Address Fixed (_MIF) - flag bit[2] */ + + resource->address.min_address_fixed = (u32) ((flags >> 2) & 0x01); + + /* Max Address Fixed (_MAF) - flag bit[3] */ + + resource->address.max_address_fixed = (u32) ((flags >> 3) & 0x01); +} + +/******************************************************************************* + * + * FUNCTION: acpi_rs_encode_general_flags + * + * PARAMETERS: Resource - Address resource data struct + * + * RETURN: Encoded general flag byte + * + * DESCRIPTION: Construct a general flag byte from an address resource struct + * + ******************************************************************************/ + +static u8 acpi_rs_encode_general_flags(union acpi_resource_data *resource) +{ + u8 flags; + + ACPI_FUNCTION_ENTRY(); + + /* Producer / Consumer - flag bit[0] */ + + flags = (u8) (resource->address.producer_consumer & 0x01); + + /* Decode (_DEC) - flag bit[1] */ + + flags |= (u8) ((resource->address.decode & 0x01) << 1); + + /* Min Address Fixed (_MIF) - flag bit[2] */ + + flags |= (u8) ((resource->address.min_address_fixed & 0x01) << 2); + + /* Max Address Fixed (_MAF) - flag bit[3] */ + + flags |= (u8) ((resource->address.max_address_fixed & 0x01) << 3); + + return (flags); +} + +/******************************************************************************* + * + * FUNCTION: acpi_rs_decode_specific_flags + * + * PARAMETERS: Resource - Address resource data struct + * Flags - Actual flag byte + * + * RETURN: Decoded flag bits in attribute struct + * + * DESCRIPTION: Decode a type-specific flag byte to an attribute struct. + * Type-specific flags are only defined for the Memory and IO + * resource types. + * + ******************************************************************************/ + +static void +acpi_rs_decode_specific_flags(union acpi_resource_data *resource, u8 flags) +{ + ACPI_FUNCTION_ENTRY(); + + if (resource->address.resource_type == ACPI_MEMORY_RANGE) { + /* Write Status (_RW) - flag bit[0] */ + + resource->address.attribute.memory.read_write_attribute = + (u16) (flags & 0x01); + + /* Memory Attributes (_MEM) - flag bits[2:1] */ + + resource->address.attribute.memory.cache_attribute = + (u16) ((flags >> 1) & 0x03); + } else if (resource->address.resource_type == ACPI_IO_RANGE) { + /* Ranges (_RNG) - flag bits[1:0] */ + + resource->address.attribute.io.range_attribute = + (u16) (flags & 0x03); + + /* Translations (_TTP and _TRS) - flag bits[5:4] */ + + resource->address.attribute.io.translation_attribute = + (u16) ((flags >> 4) & 0x03); + } +} + +/******************************************************************************* + * + * FUNCTION: acpi_rs_encode_specific_flags + * + * PARAMETERS: Resource - Address resource data struct + * + * RETURN: Encoded type-specific flag byte + * + * DESCRIPTION: Construct a type-specific flag byte from an attribute struct. + * Type-specific flags are only defined for the Memory and IO + * resource types. + * + ******************************************************************************/ + +static u8 acpi_rs_encode_specific_flags(union acpi_resource_data *resource) +{ + u8 flags = 0; + + ACPI_FUNCTION_ENTRY(); + + if (resource->address.resource_type == ACPI_MEMORY_RANGE) { + /* Write Status (_RW) - flag bit[0] */ + + flags = (u8) + (resource->address.attribute.memory. + read_write_attribute & 0x01); + + /* Memory Attributes (_MEM) - flag bits[2:1] */ + + flags |= (u8) + ((resource->address.attribute.memory. + cache_attribute & 0x03) << 1); + } else if (resource->address.resource_type == ACPI_IO_RANGE) { + /* Ranges (_RNG) - flag bits[1:0] */ + + flags = (u8) + (resource->address.attribute.io.range_attribute & 0x03); + + /* Translations (_TTP and _TRS) - flag bits[5:4] */ + + flags |= (u8) + ((resource->address.attribute.io. + translation_attribute & 0x03) << 4); + } + + return (flags); +} /******************************************************************************* * @@ -71,34 +243,30 @@ ******************************************************************************/ acpi_status -acpi_rs_address16_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_address16_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u32 index; - u16 temp16; - u8 temp8; - u8 *temp_ptr; - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_address16); - + u32 index; + u16 temp16; + u8 temp8; + u8 *temp_ptr; + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_address16); - ACPI_FUNCTION_TRACE ("rs_address16_resource"); + ACPI_FUNCTION_TRACE("rs_address16_resource"); - - /* Point past the Descriptor to get the number of bytes consumed */ + /* Get the Descriptor Length field */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); /* Validate minimum descriptor length */ if (temp16 < 13) { - return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH); + return_ACPI_STATUS(AE_AML_BAD_RESOURCE_LENGTH); } *bytes_consumed = temp16 + 3; @@ -112,7 +280,7 @@ acpi_rs_address16_resource ( /* Values 0-2 and 0xC0-0xFF are valid */ if ((temp8 > 2) && (temp8 < 0xC0)) { - return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); + return_ACPI_STATUS(AE_AML_INVALID_RESOURCE_TYPE); } output_struct->data.address16.resource_type = temp8; @@ -120,73 +288,41 @@ acpi_rs_address16_resource ( /* Get the General Flags (Byte4) */ buffer += 1; - temp8 = *buffer; - - /* Producer / Consumer */ - - output_struct->data.address16.producer_consumer = temp8 & 0x01; - - /* Decode */ - - output_struct->data.address16.decode = (temp8 >> 1) & 0x01; - - /* Min Address Fixed */ - - output_struct->data.address16.min_address_fixed = (temp8 >> 2) & 0x01; - - /* Max Address Fixed */ - - output_struct->data.address16.max_address_fixed = (temp8 >> 3) & 0x01; + acpi_rs_decode_general_flags(&output_struct->data, *buffer); /* Get the Type Specific Flags (Byte5) */ buffer += 1; - temp8 = *buffer; - - if (ACPI_MEMORY_RANGE == output_struct->data.address16.resource_type) { - output_struct->data.address16.attribute.memory.read_write_attribute = - (u16) (temp8 & 0x01); - output_struct->data.address16.attribute.memory.cache_attribute = - (u16) ((temp8 >> 1) & 0x03); - } - else { - if (ACPI_IO_RANGE == output_struct->data.address16.resource_type) { - output_struct->data.address16.attribute.io.range_attribute = - (u16) (temp8 & 0x03); - output_struct->data.address16.attribute.io.translation_attribute = - (u16) ((temp8 >> 4) & 0x03); - } - else { - /* BUS_NUMBER_RANGE == Address16.Data->resource_type */ - /* Nothing needs to be filled in */ - } - } + acpi_rs_decode_specific_flags(&output_struct->data, *buffer); /* Get Granularity (Bytes 6-7) */ buffer += 1; - ACPI_MOVE_16_TO_32 (&output_struct->data.address16.granularity, buffer); + ACPI_MOVE_16_TO_32(&output_struct->data.address16.granularity, buffer); /* Get min_address_range (Bytes 8-9) */ buffer += 2; - ACPI_MOVE_16_TO_32 (&output_struct->data.address16.min_address_range, buffer); + ACPI_MOVE_16_TO_32(&output_struct->data.address16.min_address_range, + buffer); /* Get max_address_range (Bytes 10-11) */ buffer += 2; - ACPI_MOVE_16_TO_32 (&output_struct->data.address16.max_address_range, buffer); + ACPI_MOVE_16_TO_32(&output_struct->data.address16.max_address_range, + buffer); /* Get address_translation_offset (Bytes 12-13) */ buffer += 2; - ACPI_MOVE_16_TO_32 (&output_struct->data.address16.address_translation_offset, - buffer); + ACPI_MOVE_16_TO_32(&output_struct->data.address16. + address_translation_offset, buffer); /* Get address_length (Bytes 14-15) */ buffer += 2; - ACPI_MOVE_16_TO_32 (&output_struct->data.address16.address_length, buffer); + ACPI_MOVE_16_TO_32(&output_struct->data.address16.address_length, + buffer); /* Resource Source Index (if present) */ @@ -205,8 +341,8 @@ acpi_rs_address16_resource ( if (*bytes_consumed > (16 + 1)) { /* Dereference the Index */ - temp8 = *buffer; - output_struct->data.address16.resource_source.index = (u32) temp8; + output_struct->data.address16.resource_source.index = + (u32) * buffer; /* Point to the String */ @@ -215,28 +351,27 @@ acpi_rs_address16_resource ( /* Point the String pointer to the end of this structure */ output_struct->data.address16.resource_source.string_ptr = - (char *)((u8 * )output_struct + struct_size); + (char *)((u8 *) output_struct + struct_size); temp_ptr = (u8 *) - output_struct->data.address16.resource_source.string_ptr; + output_struct->data.address16.resource_source.string_ptr; - /* Copy the string into the buffer */ + /* Copy the resource_source string into the buffer */ index = 0; - - while (0x00 != *buffer) { + while (*buffer) { *temp_ptr = *buffer; - temp_ptr += 1; - buffer += 1; - index += 1; + temp_ptr++; + buffer++; + index++; } - /* Add the terminating null */ - - *temp_ptr = 0x00; + /* Add the terminating null and set the string length */ - output_struct->data.address16.resource_source.string_length = index + 1; + *temp_ptr = 0; + output_struct->data.address16.resource_source.string_length = + index + 1; /* * In order for the struct_size to fall on a 32-bit boundary, @@ -244,10 +379,9 @@ acpi_rs_address16_resource ( * struct_size to the next 32-bit boundary. */ temp8 = (u8) (index + 1); - struct_size += ACPI_ROUND_UP_to_32_bITS (temp8); - } - else { - output_struct->data.address16.resource_source.index = 0x00; + struct_size += ACPI_ROUND_UP_to_32_bITS(temp8); + } else { + output_struct->data.address16.resource_source.index = 0; output_struct->data.address16.resource_source.string_length = 0; output_struct->data.address16.resource_source.string_ptr = NULL; } @@ -259,10 +393,9 @@ acpi_rs_address16_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_address16_stream @@ -280,24 +413,18 @@ acpi_rs_address16_resource ( ******************************************************************************/ acpi_status -acpi_rs_address16_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_address16_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u8 *length_field; - u8 temp8; - char *temp_pointer = NULL; - acpi_size actual_bytes; - - - ACPI_FUNCTION_TRACE ("rs_address16_stream"); + u8 *buffer = *output_buffer; + u8 *length_field; + acpi_size actual_bytes; + ACPI_FUNCTION_TRACE("rs_address16_stream"); - /* The descriptor field is static */ + /* Set the Descriptor Type field */ - *buffer = 0x88; + *buffer = ACPI_RDESC_TYPE_WORD_ADDRESS_SPACE; buffer += 1; /* Save a pointer to the Length field - to be filled in later */ @@ -307,98 +434,74 @@ acpi_rs_address16_stream ( /* Set the Resource Type (Memory, Io, bus_number) */ - temp8 = (u8) (linked_list->data.address16.resource_type & 0x03); - *buffer = temp8; + *buffer = (u8) (linked_list->data.address16.resource_type & 0x03); buffer += 1; /* Set the general flags */ - temp8 = (u8) (linked_list->data.address16.producer_consumer & 0x01); - - temp8 |= (linked_list->data.address16.decode & 0x01) << 1; - temp8 |= (linked_list->data.address16.min_address_fixed & 0x01) << 2; - temp8 |= (linked_list->data.address16.max_address_fixed & 0x01) << 3; - - *buffer = temp8; + *buffer = acpi_rs_encode_general_flags(&linked_list->data); buffer += 1; /* Set the type specific flags */ - temp8 = 0; - - if (ACPI_MEMORY_RANGE == linked_list->data.address16.resource_type) { - temp8 = (u8) - (linked_list->data.address16.attribute.memory.read_write_attribute & - 0x01); - - temp8 |= - (linked_list->data.address16.attribute.memory.cache_attribute & - 0x03) << 1; - } - else if (ACPI_IO_RANGE == linked_list->data.address16.resource_type) { - temp8 = (u8) - (linked_list->data.address16.attribute.io.range_attribute & - 0x03); - temp8 |= - (linked_list->data.address16.attribute.io.translation_attribute & - 0x03) << 4; - } - - *buffer = temp8; + *buffer = acpi_rs_encode_specific_flags(&linked_list->data); buffer += 1; /* Set the address space granularity */ - ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.address16.granularity); + ACPI_MOVE_32_TO_16(buffer, &linked_list->data.address16.granularity); buffer += 2; /* Set the address range minimum */ - ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.address16.min_address_range); + ACPI_MOVE_32_TO_16(buffer, + &linked_list->data.address16.min_address_range); buffer += 2; /* Set the address range maximum */ - ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.address16.max_address_range); + ACPI_MOVE_32_TO_16(buffer, + &linked_list->data.address16.max_address_range); buffer += 2; /* Set the address translation offset */ - ACPI_MOVE_32_TO_16 (buffer, - &linked_list->data.address16.address_translation_offset); + ACPI_MOVE_32_TO_16(buffer, + &linked_list->data.address16. + address_translation_offset); buffer += 2; /* Set the address length */ - ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.address16.address_length); + ACPI_MOVE_32_TO_16(buffer, &linked_list->data.address16.address_length); buffer += 2; /* Resource Source Index and Resource Source are optional */ - if (0 != linked_list->data.address16.resource_source.string_length) { - temp8 = (u8) linked_list->data.address16.resource_source.index; - - *buffer = temp8; + if (linked_list->data.address16.resource_source.string_length) { + *buffer = + (u8) linked_list->data.address16.resource_source.index; buffer += 1; - temp_pointer = (char *) buffer; - - /* Copy the string */ + /* Copy the resource_source string */ - ACPI_STRCPY (temp_pointer, - linked_list->data.address16.resource_source.string_ptr); + ACPI_STRCPY((char *)buffer, + linked_list->data.address16.resource_source. + string_ptr); /* - * Buffer needs to be set to the length of the sting + one for the + * Buffer needs to be set to the length of the string + one for the * terminating null */ - buffer += (acpi_size)(ACPI_STRLEN ( - linked_list->data.address16.resource_source.string_ptr) + 1); + buffer += + (acpi_size) (ACPI_STRLEN + (linked_list->data.address16.resource_source. + string_ptr) + 1); } /* Return the number of bytes consumed in this operation */ - actual_bytes = ACPI_PTR_DIFF (buffer, *output_buffer); + actual_bytes = ACPI_PTR_DIFF(buffer, *output_buffer); *bytes_consumed = actual_bytes; /* @@ -406,11 +509,10 @@ acpi_rs_address16_stream ( * minus the header size (3 bytes) */ actual_bytes -= 3; - ACPI_MOVE_SIZE_TO_16 (length_field, &actual_bytes); - return_ACPI_STATUS (AE_OK); + ACPI_MOVE_SIZE_TO_16(length_field, &actual_bytes); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_address32_resource @@ -433,36 +535,30 @@ acpi_rs_address16_stream ( ******************************************************************************/ acpi_status -acpi_rs_address32_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_address32_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer; - struct acpi_resource *output_struct= (void *) *output_buffer; - u16 temp16; - u8 temp8; - u8 *temp_ptr; - acpi_size struct_size; - u32 index; - - - ACPI_FUNCTION_TRACE ("rs_address32_resource"); + u16 temp16; + u8 temp8; + u8 *temp_ptr; + u32 index; + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_address32); + ACPI_FUNCTION_TRACE("rs_address32_resource"); - buffer = byte_stream_buffer; - struct_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_address32); - - /* Point past the Descriptor to get the number of bytes consumed */ + /* Get the Descriptor Length field */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); /* Validate minimum descriptor length */ if (temp16 < 23) { - return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH); + return_ACPI_STATUS(AE_AML_BAD_RESOURCE_LENGTH); } *bytes_consumed = temp16 + 3; @@ -476,7 +572,7 @@ acpi_rs_address32_resource ( /* Values 0-2 and 0xC0-0xFF are valid */ if ((temp8 > 2) && (temp8 < 0xC0)) { - return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); + return_ACPI_STATUS(AE_AML_INVALID_RESOURCE_TYPE); } output_struct->data.address32.resource_type = temp8; @@ -484,74 +580,41 @@ acpi_rs_address32_resource ( /* Get the General Flags (Byte4) */ buffer += 1; - temp8 = *buffer; - - /* Producer / Consumer */ - - output_struct->data.address32.producer_consumer = temp8 & 0x01; - - /* Decode */ - - output_struct->data.address32.decode = (temp8 >> 1) & 0x01; - - /* Min Address Fixed */ - - output_struct->data.address32.min_address_fixed = (temp8 >> 2) & 0x01; - - /* Max Address Fixed */ - - output_struct->data.address32.max_address_fixed = (temp8 >> 3) & 0x01; + acpi_rs_decode_general_flags(&output_struct->data, *buffer); /* Get the Type Specific Flags (Byte5) */ buffer += 1; - temp8 = *buffer; - - if (ACPI_MEMORY_RANGE == output_struct->data.address32.resource_type) { - output_struct->data.address32.attribute.memory.read_write_attribute = - (u16) (temp8 & 0x01); - - output_struct->data.address32.attribute.memory.cache_attribute = - (u16) ((temp8 >> 1) & 0x03); - } - else { - if (ACPI_IO_RANGE == output_struct->data.address32.resource_type) { - output_struct->data.address32.attribute.io.range_attribute = - (u16) (temp8 & 0x03); - output_struct->data.address32.attribute.io.translation_attribute = - (u16) ((temp8 >> 4) & 0x03); - } - else { - /* BUS_NUMBER_RANGE == output_struct->Data.Address32.resource_type */ - /* Nothing needs to be filled in */ - } - } + acpi_rs_decode_specific_flags(&output_struct->data, *buffer); /* Get Granularity (Bytes 6-9) */ buffer += 1; - ACPI_MOVE_32_TO_32 (&output_struct->data.address32.granularity, buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.address32.granularity, buffer); /* Get min_address_range (Bytes 10-13) */ buffer += 4; - ACPI_MOVE_32_TO_32 (&output_struct->data.address32.min_address_range, buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.address32.min_address_range, + buffer); /* Get max_address_range (Bytes 14-17) */ buffer += 4; - ACPI_MOVE_32_TO_32 (&output_struct->data.address32.max_address_range, buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.address32.max_address_range, + buffer); /* Get address_translation_offset (Bytes 18-21) */ buffer += 4; - ACPI_MOVE_32_TO_32 (&output_struct->data.address32.address_translation_offset, - buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.address32. + address_translation_offset, buffer); /* Get address_length (Bytes 22-25) */ buffer += 4; - ACPI_MOVE_32_TO_32 (&output_struct->data.address32.address_length, buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.address32.address_length, + buffer); /* Resource Source Index (if present) */ @@ -568,9 +631,8 @@ acpi_rs_address32_resource ( if (*bytes_consumed > (26 + 1)) { /* Dereference the Index */ - temp8 = *buffer; output_struct->data.address32.resource_source.index = - (u32) temp8; + (u32) * buffer; /* Point to the String */ @@ -579,26 +641,27 @@ acpi_rs_address32_resource ( /* Point the String pointer to the end of this structure */ output_struct->data.address32.resource_source.string_ptr = - (char *)((u8 *)output_struct + struct_size); + (char *)((u8 *) output_struct + struct_size); temp_ptr = (u8 *) - output_struct->data.address32.resource_source.string_ptr; + output_struct->data.address32.resource_source.string_ptr; - /* Copy the string into the buffer */ + /* Copy the resource_source string into the buffer */ index = 0; - while (0x00 != *buffer) { + while (*buffer) { *temp_ptr = *buffer; - temp_ptr += 1; - buffer += 1; - index += 1; + temp_ptr++; + buffer++; + index++; } - /* Add the terminating null */ + /* Add the terminating null and set the string length */ - *temp_ptr = 0x00; - output_struct->data.address32.resource_source.string_length = index + 1; + *temp_ptr = 0; + output_struct->data.address32.resource_source.string_length = + index + 1; /* * In order for the struct_size to fall on a 32-bit boundary, @@ -606,10 +669,9 @@ acpi_rs_address32_resource ( * struct_size to the next 32-bit boundary. */ temp8 = (u8) (index + 1); - struct_size += ACPI_ROUND_UP_to_32_bITS (temp8); - } - else { - output_struct->data.address32.resource_source.index = 0x00; + struct_size += ACPI_ROUND_UP_to_32_bITS(temp8); + } else { + output_struct->data.address32.resource_source.index = 0; output_struct->data.address32.resource_source.string_length = 0; output_struct->data.address32.resource_source.string_ptr = NULL; } @@ -621,10 +683,9 @@ acpi_rs_address32_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_address32_stream @@ -642,136 +703,105 @@ acpi_rs_address32_resource ( ******************************************************************************/ acpi_status -acpi_rs_address32_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_address32_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer; - u16 *length_field; - u8 temp8; - char *temp_pointer; - - - ACPI_FUNCTION_TRACE ("rs_address32_stream"); + u8 *buffer; + u16 *length_field; + ACPI_FUNCTION_TRACE("rs_address32_stream"); buffer = *output_buffer; - /* The descriptor field is static */ + /* Set the Descriptor Type field */ - *buffer = 0x87; + *buffer = ACPI_RDESC_TYPE_DWORD_ADDRESS_SPACE; buffer += 1; - /* Set a pointer to the Length field - to be filled in later */ + /* Save a pointer to the Length field - to be filled in later */ - length_field = ACPI_CAST_PTR (u16, buffer); + length_field = ACPI_CAST_PTR(u16, buffer); buffer += 2; /* Set the Resource Type (Memory, Io, bus_number) */ - temp8 = (u8) (linked_list->data.address32.resource_type & 0x03); - - *buffer = temp8; + *buffer = (u8) (linked_list->data.address32.resource_type & 0x03); buffer += 1; /* Set the general flags */ - temp8 = (u8) (linked_list->data.address32.producer_consumer & 0x01); - temp8 |= (linked_list->data.address32.decode & 0x01) << 1; - temp8 |= (linked_list->data.address32.min_address_fixed & 0x01) << 2; - temp8 |= (linked_list->data.address32.max_address_fixed & 0x01) << 3; - - *buffer = temp8; + *buffer = acpi_rs_encode_general_flags(&linked_list->data); buffer += 1; /* Set the type specific flags */ - temp8 = 0; - - if (ACPI_MEMORY_RANGE == linked_list->data.address32.resource_type) { - temp8 = (u8) - (linked_list->data.address32.attribute.memory.read_write_attribute & - 0x01); - - temp8 |= - (linked_list->data.address32.attribute.memory.cache_attribute & - 0x03) << 1; - } - else if (ACPI_IO_RANGE == linked_list->data.address32.resource_type) { - temp8 = (u8) - (linked_list->data.address32.attribute.io.range_attribute & - 0x03); - temp8 |= - (linked_list->data.address32.attribute.io.translation_attribute & - 0x03) << 4; - } - - *buffer = temp8; + *buffer = acpi_rs_encode_specific_flags(&linked_list->data); buffer += 1; /* Set the address space granularity */ - ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.address32.granularity); + ACPI_MOVE_32_TO_32(buffer, &linked_list->data.address32.granularity); buffer += 4; /* Set the address range minimum */ - ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.address32.min_address_range); + ACPI_MOVE_32_TO_32(buffer, + &linked_list->data.address32.min_address_range); buffer += 4; /* Set the address range maximum */ - ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.address32.max_address_range); + ACPI_MOVE_32_TO_32(buffer, + &linked_list->data.address32.max_address_range); buffer += 4; /* Set the address translation offset */ - ACPI_MOVE_32_TO_32 (buffer, - &linked_list->data.address32.address_translation_offset); + ACPI_MOVE_32_TO_32(buffer, + &linked_list->data.address32. + address_translation_offset); buffer += 4; /* Set the address length */ - ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.address32.address_length); + ACPI_MOVE_32_TO_32(buffer, &linked_list->data.address32.address_length); buffer += 4; /* Resource Source Index and Resource Source are optional */ - if (0 != linked_list->data.address32.resource_source.string_length) { - temp8 = (u8) linked_list->data.address32.resource_source.index; - - *buffer = temp8; + if (linked_list->data.address32.resource_source.string_length) { + *buffer = + (u8) linked_list->data.address32.resource_source.index; buffer += 1; - temp_pointer = (char *) buffer; - - /* Copy the string */ + /* Copy the resource_source string */ - ACPI_STRCPY (temp_pointer, - linked_list->data.address32.resource_source.string_ptr); + ACPI_STRCPY((char *)buffer, + linked_list->data.address32.resource_source. + string_ptr); /* - * Buffer needs to be set to the length of the sting + one for the + * Buffer needs to be set to the length of the string + one for the * terminating null */ - buffer += (acpi_size)(ACPI_STRLEN ( - linked_list->data.address32.resource_source.string_ptr) + 1); + buffer += + (acpi_size) (ACPI_STRLEN + (linked_list->data.address32.resource_source. + string_ptr) + 1); } /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); /* * Set the length field to the number of bytes consumed - * minus the header size (3 bytes) + * minus the header size (3 bytes) */ *length_field = (u16) (*bytes_consumed - 3); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_address64_resource @@ -794,38 +824,35 @@ acpi_rs_address32_stream ( ******************************************************************************/ acpi_status -acpi_rs_address64_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_address64_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u16 temp16; - u8 temp8; - u8 resource_type; - u8 *temp_ptr; - acpi_size struct_size; - u32 index; - + u16 temp16; + u8 temp8; + u8 resource_type; + u8 *temp_ptr; + u32 index; + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_address64); - ACPI_FUNCTION_TRACE ("rs_address64_resource"); + ACPI_FUNCTION_TRACE("rs_address64_resource"); + /* Get the Descriptor Type */ - buffer = byte_stream_buffer; - struct_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_address64); resource_type = *buffer; - /* Point past the Descriptor to get the number of bytes consumed */ + /* Get the Descriptor Length field */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); /* Validate minimum descriptor length */ if (temp16 < 43) { - return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH); + return_ACPI_STATUS(AE_AML_BAD_RESOURCE_LENGTH); } *bytes_consumed = temp16 + 3; @@ -839,7 +866,7 @@ acpi_rs_address64_resource ( /* Values 0-2 and 0xC0-0xFF are valid */ if ((temp8 > 2) && (temp8 < 0xC0)) { - return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); + return_ACPI_STATUS(AE_AML_INVALID_RESOURCE_TYPE); } output_struct->data.address64.resource_type = temp8; @@ -847,48 +874,12 @@ acpi_rs_address64_resource ( /* Get the General Flags (Byte4) */ buffer += 1; - temp8 = *buffer; - - /* Producer / Consumer */ - - output_struct->data.address64.producer_consumer = temp8 & 0x01; - - /* Decode */ - - output_struct->data.address64.decode = (temp8 >> 1) & 0x01; - - /* Min Address Fixed */ - - output_struct->data.address64.min_address_fixed = (temp8 >> 2) & 0x01; - - /* Max Address Fixed */ - - output_struct->data.address64.max_address_fixed = (temp8 >> 3) & 0x01; + acpi_rs_decode_general_flags(&output_struct->data, *buffer); /* Get the Type Specific Flags (Byte5) */ buffer += 1; - temp8 = *buffer; - - if (ACPI_MEMORY_RANGE == output_struct->data.address64.resource_type) { - output_struct->data.address64.attribute.memory.read_write_attribute = - (u16) (temp8 & 0x01); - - output_struct->data.address64.attribute.memory.cache_attribute = - (u16) ((temp8 >> 1) & 0x03); - } - else { - if (ACPI_IO_RANGE == output_struct->data.address64.resource_type) { - output_struct->data.address64.attribute.io.range_attribute = - (u16) (temp8 & 0x03); - output_struct->data.address64.attribute.io.translation_attribute = - (u16) ((temp8 >> 4) & 0x03); - } - else { - /* BUS_NUMBER_RANGE == output_struct->Data.Address64.resource_type */ - /* Nothing needs to be filled in */ - } - } + acpi_rs_decode_specific_flags(&output_struct->data, *buffer); if (resource_type == ACPI_RDESC_TYPE_EXTENDED_ADDRESS_SPACE) { /* Move past revision_id and Reserved byte */ @@ -899,30 +890,33 @@ acpi_rs_address64_resource ( /* Get Granularity (Bytes 6-13) or (Bytes 8-15) */ buffer += 1; - ACPI_MOVE_64_TO_64 (&output_struct->data.address64.granularity, buffer); + ACPI_MOVE_64_TO_64(&output_struct->data.address64.granularity, buffer); /* Get min_address_range (Bytes 14-21) or (Bytes 16-23) */ buffer += 8; - ACPI_MOVE_64_TO_64 (&output_struct->data.address64.min_address_range, buffer); + ACPI_MOVE_64_TO_64(&output_struct->data.address64.min_address_range, + buffer); /* Get max_address_range (Bytes 22-29) or (Bytes 24-31) */ buffer += 8; - ACPI_MOVE_64_TO_64 (&output_struct->data.address64.max_address_range, buffer); + ACPI_MOVE_64_TO_64(&output_struct->data.address64.max_address_range, + buffer); /* Get address_translation_offset (Bytes 30-37) or (Bytes 32-39) */ buffer += 8; - ACPI_MOVE_64_TO_64 (&output_struct->data.address64.address_translation_offset, - buffer); + ACPI_MOVE_64_TO_64(&output_struct->data.address64. + address_translation_offset, buffer); /* Get address_length (Bytes 38-45) or (Bytes 40-47) */ buffer += 8; - ACPI_MOVE_64_TO_64 (&output_struct->data.address64.address_length, buffer); + ACPI_MOVE_64_TO_64(&output_struct->data.address64.address_length, + buffer); - output_struct->data.address64.resource_source.index = 0x00; + output_struct->data.address64.resource_source.index = 0; output_struct->data.address64.resource_source.string_length = 0; output_struct->data.address64.resource_source.string_ptr = NULL; @@ -930,11 +924,9 @@ acpi_rs_address64_resource ( /* Get type_specific_attribute (Bytes 48-55) */ buffer += 8; - ACPI_MOVE_64_TO_64 ( - &output_struct->data.address64.type_specific_attributes, - buffer); - } - else { + ACPI_MOVE_64_TO_64(&output_struct->data.address64. + type_specific_attributes, buffer); + } else { output_struct->data.address64.type_specific_attributes = 0; /* Resource Source Index (if present) */ @@ -954,9 +946,8 @@ acpi_rs_address64_resource ( if (*bytes_consumed > (46 + 1)) { /* Dereference the Index */ - temp8 = *buffer; output_struct->data.address64.resource_source.index = - (u32) temp8; + (u32) * buffer; /* Point to the String */ @@ -964,29 +955,31 @@ acpi_rs_address64_resource ( /* Point the String pointer to the end of this structure */ - output_struct->data.address64.resource_source.string_ptr = - (char *)((u8 *)output_struct + struct_size); + output_struct->data.address64.resource_source. + string_ptr = + (char *)((u8 *) output_struct + struct_size); temp_ptr = (u8 *) - output_struct->data.address64.resource_source.string_ptr; + output_struct->data.address64.resource_source. + string_ptr; - /* Copy the string into the buffer */ + /* Copy the resource_source string into the buffer */ index = 0; - while (0x00 != *buffer) { + while (*buffer) { *temp_ptr = *buffer; - temp_ptr += 1; - buffer += 1; - index += 1; + temp_ptr++; + buffer++; + index++; } /* - * Add the terminating null + * Add the terminating null and set the string length */ - *temp_ptr = 0x00; - output_struct->data.address64.resource_source.string_length = - index + 1; + *temp_ptr = 0; + output_struct->data.address64.resource_source. + string_length = index + 1; /* * In order for the struct_size to fall on a 32-bit boundary, @@ -994,7 +987,7 @@ acpi_rs_address64_resource ( * struct_size to the next 32-bit boundary. */ temp8 = (u8) (index + 1); - struct_size += ACPI_ROUND_UP_to_32_bITS (temp8); + struct_size += ACPI_ROUND_UP_to_32_bITS(temp8); } } @@ -1005,10 +998,9 @@ acpi_rs_address64_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_address64_stream @@ -1026,132 +1018,101 @@ acpi_rs_address64_resource ( ******************************************************************************/ acpi_status -acpi_rs_address64_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_address64_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer; - u16 *length_field; - u8 temp8; - char *temp_pointer; - - - ACPI_FUNCTION_TRACE ("rs_address64_stream"); + u8 *buffer; + u16 *length_field; + ACPI_FUNCTION_TRACE("rs_address64_stream"); buffer = *output_buffer; - /* The descriptor field is static */ + /* Set the Descriptor Type field */ - *buffer = 0x8A; + *buffer = ACPI_RDESC_TYPE_QWORD_ADDRESS_SPACE; buffer += 1; - /* Set a pointer to the Length field - to be filled in later */ + /* Save a pointer to the Length field - to be filled in later */ - length_field = ACPI_CAST_PTR (u16, buffer); + length_field = ACPI_CAST_PTR(u16, buffer); buffer += 2; /* Set the Resource Type (Memory, Io, bus_number) */ - temp8 = (u8) (linked_list->data.address64.resource_type & 0x03); - - *buffer = temp8; + *buffer = (u8) (linked_list->data.address64.resource_type & 0x03); buffer += 1; /* Set the general flags */ - temp8 = (u8) (linked_list->data.address64.producer_consumer & 0x01); - temp8 |= (linked_list->data.address64.decode & 0x01) << 1; - temp8 |= (linked_list->data.address64.min_address_fixed & 0x01) << 2; - temp8 |= (linked_list->data.address64.max_address_fixed & 0x01) << 3; - - *buffer = temp8; + *buffer = acpi_rs_encode_general_flags(&linked_list->data); buffer += 1; /* Set the type specific flags */ - temp8 = 0; - - if (ACPI_MEMORY_RANGE == linked_list->data.address64.resource_type) { - temp8 = (u8) - (linked_list->data.address64.attribute.memory.read_write_attribute & - 0x01); - - temp8 |= - (linked_list->data.address64.attribute.memory.cache_attribute & - 0x03) << 1; - } - else if (ACPI_IO_RANGE == linked_list->data.address64.resource_type) { - temp8 = (u8) - (linked_list->data.address64.attribute.io.range_attribute & - 0x03); - temp8 |= - (linked_list->data.address64.attribute.io.range_attribute & - 0x03) << 4; - } - - *buffer = temp8; + *buffer = acpi_rs_encode_specific_flags(&linked_list->data); buffer += 1; /* Set the address space granularity */ - ACPI_MOVE_64_TO_64 (buffer, &linked_list->data.address64.granularity); + ACPI_MOVE_64_TO_64(buffer, &linked_list->data.address64.granularity); buffer += 8; /* Set the address range minimum */ - ACPI_MOVE_64_TO_64 (buffer, &linked_list->data.address64.min_address_range); + ACPI_MOVE_64_TO_64(buffer, + &linked_list->data.address64.min_address_range); buffer += 8; /* Set the address range maximum */ - ACPI_MOVE_64_TO_64 (buffer, &linked_list->data.address64.max_address_range); + ACPI_MOVE_64_TO_64(buffer, + &linked_list->data.address64.max_address_range); buffer += 8; /* Set the address translation offset */ - ACPI_MOVE_64_TO_64 (buffer, - &linked_list->data.address64.address_translation_offset); + ACPI_MOVE_64_TO_64(buffer, + &linked_list->data.address64. + address_translation_offset); buffer += 8; /* Set the address length */ - ACPI_MOVE_64_TO_64 (buffer, &linked_list->data.address64.address_length); + ACPI_MOVE_64_TO_64(buffer, &linked_list->data.address64.address_length); buffer += 8; /* Resource Source Index and Resource Source are optional */ - if (0 != linked_list->data.address64.resource_source.string_length) { - temp8 = (u8) linked_list->data.address64.resource_source.index; - - *buffer = temp8; + if (linked_list->data.address64.resource_source.string_length) { + *buffer = + (u8) linked_list->data.address64.resource_source.index; buffer += 1; - temp_pointer = (char *) buffer; + /* Copy the resource_source string */ - /* Copy the string */ - - ACPI_STRCPY (temp_pointer, - linked_list->data.address64.resource_source.string_ptr); + ACPI_STRCPY((char *)buffer, + linked_list->data.address64.resource_source. + string_ptr); /* - * Buffer needs to be set to the length of the sting + one for the + * Buffer needs to be set to the length of the string + one for the * terminating null */ - buffer += (acpi_size)(ACPI_STRLEN ( - linked_list->data.address64.resource_source.string_ptr) + 1); + buffer += + (acpi_size) (ACPI_STRLEN + (linked_list->data.address64.resource_source. + string_ptr) + 1); } /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); /* * Set the length field to the number of bytes consumed * minus the header size (3 bytes) */ *length_field = (u16) (*bytes_consumed - 3); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/resources/rscalc.c b/drivers/acpi/resources/rscalc.c index 98176f2fcb5d..378f58390fc1 100644 --- a/drivers/acpi/resources/rscalc.c +++ b/drivers/acpi/resources/rscalc.c @@ -41,15 +41,13 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acresrc.h> #include <acpi/amlcode.h> #include <acpi/acnamesp.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rscalc") - +ACPI_MODULE_NAME("rscalc") /******************************************************************************* * @@ -66,19 +64,15 @@ * the resource data. * ******************************************************************************/ - acpi_status -acpi_rs_get_byte_stream_length ( - struct acpi_resource *linked_list, - acpi_size *size_needed) +acpi_rs_get_byte_stream_length(struct acpi_resource *linked_list, + acpi_size * size_needed) { - acpi_size byte_stream_size_needed = 0; - acpi_size segment_size; - u8 done = FALSE; - - - ACPI_FUNCTION_TRACE ("rs_get_byte_stream_length"); + acpi_size byte_stream_size_needed = 0; + acpi_size segment_size; + u8 done = FALSE; + ACPI_FUNCTION_TRACE("rs_get_byte_stream_length"); while (!done) { /* Init the variable that will hold the size to add to the total. */ @@ -145,11 +139,11 @@ acpi_rs_get_byte_stream_length ( */ if (linked_list->data.vendor_specific.length > 7) { segment_size = 3; - } - else { + } else { segment_size = 1; } - segment_size += linked_list->data.vendor_specific.length; + segment_size += + linked_list->data.vendor_specific.length; break; case ACPI_RSTYPE_END_TAG: @@ -194,9 +188,11 @@ acpi_rs_get_byte_stream_length ( */ segment_size = 16; - if (linked_list->data.address16.resource_source.string_ptr) { + if (linked_list->data.address16.resource_source. + string_ptr) { segment_size += - linked_list->data.address16.resource_source.string_length; + linked_list->data.address16.resource_source. + string_length; segment_size++; } break; @@ -211,9 +207,11 @@ acpi_rs_get_byte_stream_length ( */ segment_size = 26; - if (linked_list->data.address32.resource_source.string_ptr) { + if (linked_list->data.address32.resource_source. + string_ptr) { segment_size += - linked_list->data.address32.resource_source.string_length; + linked_list->data.address32.resource_source. + string_length; segment_size++; } break; @@ -227,9 +225,11 @@ acpi_rs_get_byte_stream_length ( */ segment_size = 46; - if (linked_list->data.address64.resource_source.string_ptr) { + if (linked_list->data.address64.resource_source. + string_ptr) { segment_size += - linked_list->data.address64.resource_source.string_length; + linked_list->data.address64.resource_source. + string_length; segment_size++; } break; @@ -244,11 +244,14 @@ acpi_rs_get_byte_stream_length ( * Resource Source + 1 for the null. */ segment_size = 9 + (((acpi_size) - linked_list->data.extended_irq.number_of_interrupts - 1) * 4); + linked_list->data.extended_irq. + number_of_interrupts - 1) * 4); - if (linked_list->data.extended_irq.resource_source.string_ptr) { + if (linked_list->data.extended_irq.resource_source. + string_ptr) { segment_size += - linked_list->data.extended_irq.resource_source.string_length; + linked_list->data.extended_irq. + resource_source.string_length; segment_size++; } break; @@ -257,9 +260,9 @@ acpi_rs_get_byte_stream_length ( /* If we get here, everything is out of sync, exit with error */ - return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); + return_ACPI_STATUS(AE_AML_INVALID_RESOURCE_TYPE); - } /* switch (linked_list->Id) */ + } /* switch (linked_list->Id) */ /* Update the total */ @@ -267,17 +270,16 @@ acpi_rs_get_byte_stream_length ( /* Point to the next object */ - linked_list = ACPI_PTR_ADD (struct acpi_resource, - linked_list, linked_list->length); + linked_list = ACPI_PTR_ADD(struct acpi_resource, + linked_list, linked_list->length); } /* This is the data the caller needs */ *size_needed = byte_stream_size_needed; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_get_list_length @@ -297,32 +299,28 @@ acpi_rs_get_byte_stream_length ( ******************************************************************************/ acpi_status -acpi_rs_get_list_length ( - u8 *byte_stream_buffer, - u32 byte_stream_buffer_length, - acpi_size *size_needed) +acpi_rs_get_list_length(u8 * byte_stream_buffer, + u32 byte_stream_buffer_length, acpi_size * size_needed) { - u32 buffer_size = 0; - u32 bytes_parsed = 0; - u8 number_of_interrupts = 0; - u8 number_of_channels = 0; - u8 resource_type; - u32 structure_size; - u32 bytes_consumed; - u8 *buffer; - u8 temp8; - u16 temp16; - u8 index; - u8 additional_bytes; - - - ACPI_FUNCTION_TRACE ("rs_get_list_length"); - + u32 buffer_size = 0; + u32 bytes_parsed = 0; + u8 number_of_interrupts = 0; + u8 number_of_channels = 0; + u8 resource_type; + u32 structure_size; + u32 bytes_consumed; + u8 *buffer; + u8 temp8; + u16 temp16; + u8 index; + u8 additional_bytes; + + ACPI_FUNCTION_TRACE("rs_get_list_length"); while (bytes_parsed < byte_stream_buffer_length) { /* The next byte in the stream is the resource type */ - resource_type = acpi_rs_get_resource_type (*byte_stream_buffer); + resource_type = acpi_rs_get_resource_type(*byte_stream_buffer); switch (resource_type) { case ACPI_RDESC_TYPE_MEMORY_24: @@ -331,10 +329,10 @@ acpi_rs_get_list_length ( */ bytes_consumed = 12; - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_mem24); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_mem24); break; - case ACPI_RDESC_TYPE_LARGE_VENDOR: /* * Vendor Defined Resource @@ -342,38 +340,39 @@ acpi_rs_get_list_length ( buffer = byte_stream_buffer; ++buffer; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); bytes_consumed = temp16 + 3; /* Ensure a 32-bit boundary for the structure */ - temp16 = (u16) ACPI_ROUND_UP_to_32_bITS (temp16); + temp16 = (u16) ACPI_ROUND_UP_to_32_bITS(temp16); - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_vendor) + - (temp16 * sizeof (u8)); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_vendor) + + (temp16 * sizeof(u8)); break; - case ACPI_RDESC_TYPE_MEMORY_32: /* * 32-Bit Memory Range Resource */ bytes_consumed = 20; - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_mem32); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_mem32); break; - case ACPI_RDESC_TYPE_FIXED_MEMORY_32: /* * 32-Bit Fixed Memory Resource */ bytes_consumed = 12; - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_fixed_mem32); + structure_size = + ACPI_SIZEOF_RESOURCE(struct + acpi_resource_fixed_mem32); break; - case ACPI_RDESC_TYPE_EXTENDED_ADDRESS_SPACE: /* * 64-Bit Address Resource @@ -381,13 +380,14 @@ acpi_rs_get_list_length ( buffer = byte_stream_buffer; ++buffer; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); bytes_consumed = temp16 + 3; - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_address64); + structure_size = + ACPI_SIZEOF_RESOURCE(struct + acpi_resource_address64); break; - case ACPI_RDESC_TYPE_QWORD_ADDRESS_SPACE: /* * 64-Bit Address Resource @@ -395,7 +395,7 @@ acpi_rs_get_list_length ( buffer = byte_stream_buffer; ++buffer; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); bytes_consumed = temp16 + 3; @@ -409,20 +409,19 @@ acpi_rs_get_list_length ( */ if (43 < temp16) { temp8 = (u8) (temp16 - 44); - } - else { + } else { temp8 = 0; } /* Ensure a 64-bit boundary for the structure */ - temp8 = (u8) ACPI_ROUND_UP_to_64_bITS (temp8); + temp8 = (u8) ACPI_ROUND_UP_to_64_bITS(temp8); - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_address64) + - (temp8 * sizeof (u8)); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_address64) + + (temp8 * sizeof(u8)); break; - case ACPI_RDESC_TYPE_DWORD_ADDRESS_SPACE: /* * 32-Bit Address Resource @@ -430,7 +429,7 @@ acpi_rs_get_list_length ( buffer = byte_stream_buffer; ++buffer; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); bytes_consumed = temp16 + 3; @@ -444,20 +443,19 @@ acpi_rs_get_list_length ( */ if (23 < temp16) { temp8 = (u8) (temp16 - 24); - } - else { + } else { temp8 = 0; } /* Ensure a 32-bit boundary for the structure */ - temp8 = (u8) ACPI_ROUND_UP_to_32_bITS (temp8); + temp8 = (u8) ACPI_ROUND_UP_to_32_bITS(temp8); - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_address32) + - (temp8 * sizeof (u8)); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_address32) + + (temp8 * sizeof(u8)); break; - case ACPI_RDESC_TYPE_WORD_ADDRESS_SPACE: /* * 16-Bit Address Resource @@ -465,7 +463,7 @@ acpi_rs_get_list_length ( buffer = byte_stream_buffer; ++buffer; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); bytes_consumed = temp16 + 3; @@ -479,20 +477,19 @@ acpi_rs_get_list_length ( */ if (13 < temp16) { temp8 = (u8) (temp16 - 14); - } - else { + } else { temp8 = 0; } /* Ensure a 32-bit boundary for the structure */ - temp8 = (u8) ACPI_ROUND_UP_to_32_bITS (temp8); + temp8 = (u8) ACPI_ROUND_UP_to_32_bITS(temp8); - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_address16) + - (temp8 * sizeof (u8)); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_address16) + + (temp8 * sizeof(u8)); break; - case ACPI_RDESC_TYPE_EXTENDED_XRUPT: /* * Extended IRQ @@ -500,7 +497,7 @@ acpi_rs_get_list_length ( buffer = byte_stream_buffer; ++buffer; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); bytes_consumed = temp16 + 3; @@ -527,21 +524,20 @@ acpi_rs_get_list_length ( */ if (9 + additional_bytes < temp16) { temp8 = (u8) (temp16 - (9 + additional_bytes)); - } - else { + } else { temp8 = 0; } /* Ensure a 32-bit boundary for the structure */ - temp8 = (u8) ACPI_ROUND_UP_to_32_bITS (temp8); + temp8 = (u8) ACPI_ROUND_UP_to_32_bITS(temp8); - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_ext_irq) + - (additional_bytes * sizeof (u8)) + - (temp8 * sizeof (u8)); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_ext_irq) + + (additional_bytes * sizeof(u8)) + + (temp8 * sizeof(u8)); break; - case ACPI_RDESC_TYPE_IRQ_FORMAT: /* * IRQ Resource. @@ -550,10 +546,9 @@ acpi_rs_get_list_length ( buffer = byte_stream_buffer; temp8 = *buffer; - if(temp8 & 0x01) { + if (temp8 & 0x01) { bytes_consumed = 4; - } - else { + } else { bytes_consumed = 3; } @@ -563,7 +558,7 @@ acpi_rs_get_list_length ( /* Look at the number of bits set */ - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); for (index = 0; index < 16; index++) { if (temp16 & 0x1) { @@ -573,11 +568,11 @@ acpi_rs_get_list_length ( temp16 >>= 1; } - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_io) + - (number_of_interrupts * sizeof (u32)); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_io) + + (number_of_interrupts * sizeof(u32)); break; - case ACPI_RDESC_TYPE_DMA_FORMAT: /* * DMA Resource @@ -593,19 +588,19 @@ acpi_rs_get_list_length ( temp8 = *buffer; - for(index = 0; index < 8; index++) { - if(temp8 & 0x1) { + for (index = 0; index < 8; index++) { + if (temp8 & 0x1) { ++number_of_channels; } temp8 >>= 1; } - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_dma) + - (number_of_channels * sizeof (u32)); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_dma) + + (number_of_channels * sizeof(u32)); break; - case ACPI_RDESC_TYPE_START_DEPENDENT: /* * Start Dependent Functions Resource @@ -614,17 +609,17 @@ acpi_rs_get_list_length ( buffer = byte_stream_buffer; temp8 = *buffer; - if(temp8 & 0x01) { + if (temp8 & 0x01) { bytes_consumed = 2; - } - else { + } else { bytes_consumed = 1; } - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_start_dpf); + structure_size = + ACPI_SIZEOF_RESOURCE(struct + acpi_resource_start_dpf); break; - case ACPI_RDESC_TYPE_END_DEPENDENT: /* * End Dependent Functions Resource @@ -633,25 +628,24 @@ acpi_rs_get_list_length ( structure_size = ACPI_RESOURCE_LENGTH; break; - case ACPI_RDESC_TYPE_IO_PORT: /* * IO Port Resource */ bytes_consumed = 8; - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_io); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_io); break; - case ACPI_RDESC_TYPE_FIXED_IO_PORT: /* * Fixed IO Port Resource */ bytes_consumed = 4; - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_fixed_io); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_fixed_io); break; - case ACPI_RDESC_TYPE_SMALL_VENDOR: /* * Vendor Specific Resource @@ -664,12 +658,12 @@ acpi_rs_get_list_length ( /* Ensure a 32-bit boundary for the structure */ - temp8 = (u8) ACPI_ROUND_UP_to_32_bITS (temp8); - structure_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_vendor) + - (temp8 * sizeof (u8)); + temp8 = (u8) ACPI_ROUND_UP_to_32_bITS(temp8); + structure_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_vendor) + + (temp8 * sizeof(u8)); break; - case ACPI_RDESC_TYPE_END_TAG: /* * End Tag @@ -679,18 +673,17 @@ acpi_rs_get_list_length ( byte_stream_buffer_length = bytes_parsed; break; - default: /* * If we get here, everything is out of sync, * exit with an error */ - return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE); + return_ACPI_STATUS(AE_AML_INVALID_RESOURCE_TYPE); } /* Update the return value and counter */ - buffer_size += (u32) ACPI_ALIGN_RESOURCE_SIZE (structure_size); + buffer_size += (u32) ACPI_ALIGN_RESOURCE_SIZE(structure_size); bytes_parsed += bytes_consumed; /* Set the byte stream to point to the next resource */ @@ -701,10 +694,9 @@ acpi_rs_get_list_length ( /* This is the data the caller needs */ *size_needed = buffer_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_get_pci_routing_table_length @@ -723,22 +715,19 @@ acpi_rs_get_list_length ( ******************************************************************************/ acpi_status -acpi_rs_get_pci_routing_table_length ( - union acpi_operand_object *package_object, - acpi_size *buffer_size_needed) +acpi_rs_get_pci_routing_table_length(union acpi_operand_object *package_object, + acpi_size * buffer_size_needed) { - u32 number_of_elements; - acpi_size temp_size_needed = 0; - union acpi_operand_object **top_object_list; - u32 index; - union acpi_operand_object *package_element; - union acpi_operand_object **sub_object_list; - u8 name_found; - u32 table_index; - - - ACPI_FUNCTION_TRACE ("rs_get_pci_routing_table_length"); + u32 number_of_elements; + acpi_size temp_size_needed = 0; + union acpi_operand_object **top_object_list; + u32 index; + union acpi_operand_object *package_element; + union acpi_operand_object **sub_object_list; + u8 name_found; + u32 table_index; + ACPI_FUNCTION_TRACE("rs_get_pci_routing_table_length"); number_of_elements = package_object->package.count; @@ -769,53 +758,51 @@ acpi_rs_get_pci_routing_table_length ( name_found = FALSE; - for (table_index = 0; table_index < 4 && !name_found; table_index++) { + for (table_index = 0; table_index < 4 && !name_found; + table_index++) { if ((ACPI_TYPE_STRING == - ACPI_GET_OBJECT_TYPE (*sub_object_list)) || - - ((ACPI_TYPE_LOCAL_REFERENCE == - ACPI_GET_OBJECT_TYPE (*sub_object_list)) && - - ((*sub_object_list)->reference.opcode == - AML_INT_NAMEPATH_OP))) { + ACPI_GET_OBJECT_TYPE(*sub_object_list)) + || + ((ACPI_TYPE_LOCAL_REFERENCE == + ACPI_GET_OBJECT_TYPE(*sub_object_list)) + && ((*sub_object_list)->reference.opcode == + AML_INT_NAMEPATH_OP))) { name_found = TRUE; - } - else { + } else { /* Look at the next element */ sub_object_list++; } } - temp_size_needed += (sizeof (struct acpi_pci_routing_table) - 4); + temp_size_needed += (sizeof(struct acpi_pci_routing_table) - 4); /* Was a String type found? */ if (name_found) { - if (ACPI_GET_OBJECT_TYPE (*sub_object_list) == ACPI_TYPE_STRING) { + if (ACPI_GET_OBJECT_TYPE(*sub_object_list) == + ACPI_TYPE_STRING) { /* * The length String.Length field does not include the * terminating NULL, add 1 */ temp_size_needed += ((acpi_size) - (*sub_object_list)->string.length + 1); + (*sub_object_list)->string. + length + 1); + } else { + temp_size_needed += acpi_ns_get_pathname_length((*sub_object_list)->reference.node); } - else { - temp_size_needed += acpi_ns_get_pathname_length ( - (*sub_object_list)->reference.node); - } - } - else { + } else { /* * If no name was found, then this is a NULL, which is * translated as a u32 zero. */ - temp_size_needed += sizeof (u32); + temp_size_needed += sizeof(u32); } /* Round up the size since each element must be aligned */ - temp_size_needed = ACPI_ROUND_UP_to_64_bITS (temp_size_needed); + temp_size_needed = ACPI_ROUND_UP_to_64_bITS(temp_size_needed); /* Point to the next union acpi_operand_object */ @@ -826,6 +813,7 @@ acpi_rs_get_pci_routing_table_length ( * Adding an extra element to the end of the list, essentially a * NULL terminator */ - *buffer_size_needed = temp_size_needed + sizeof (struct acpi_pci_routing_table); - return_ACPI_STATUS (AE_OK); + *buffer_size_needed = + temp_size_needed + sizeof(struct acpi_pci_routing_table); + return_ACPI_STATUS(AE_OK); } diff --git a/drivers/acpi/resources/rscreate.c b/drivers/acpi/resources/rscreate.c index 8e0eae0d50bb..0911526b7ad8 100644 --- a/drivers/acpi/resources/rscreate.c +++ b/drivers/acpi/resources/rscreate.c @@ -41,15 +41,13 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acresrc.h> #include <acpi/amlcode.h> #include <acpi/acnamesp.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rscreate") - +ACPI_MODULE_NAME("rscreate") /******************************************************************************* * @@ -68,24 +66,20 @@ * of device resources. * ******************************************************************************/ - acpi_status -acpi_rs_create_resource_list ( - union acpi_operand_object *byte_stream_buffer, - struct acpi_buffer *output_buffer) +acpi_rs_create_resource_list(union acpi_operand_object *byte_stream_buffer, + struct acpi_buffer *output_buffer) { - acpi_status status; - u8 *byte_stream_start; - acpi_size list_size_needed = 0; - u32 byte_stream_buffer_length; + acpi_status status; + u8 *byte_stream_start; + acpi_size list_size_needed = 0; + u32 byte_stream_buffer_length; + ACPI_FUNCTION_TRACE("rs_create_resource_list"); - ACPI_FUNCTION_TRACE ("rs_create_resource_list"); - - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "byte_stream_buffer = %p\n", - byte_stream_buffer)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "byte_stream_buffer = %p\n", + byte_stream_buffer)); /* Params already validated, so we don't re-validate here */ @@ -96,36 +90,39 @@ acpi_rs_create_resource_list ( * Pass the byte_stream_buffer into a module that can calculate * the buffer size needed for the linked list */ - status = acpi_rs_get_list_length (byte_stream_start, byte_stream_buffer_length, - &list_size_needed); - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Status=%X list_size_needed=%X\n", - status, (u32) list_size_needed)); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_rs_get_list_length(byte_stream_start, + byte_stream_buffer_length, + &list_size_needed); + + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Status=%X list_size_needed=%X\n", + status, (u32) list_size_needed)); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Validate/Allocate/Clear caller buffer */ - status = acpi_ut_initialize_buffer (output_buffer, list_size_needed); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_initialize_buffer(output_buffer, list_size_needed); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Do the conversion */ - status = acpi_rs_byte_stream_to_list (byte_stream_start, byte_stream_buffer_length, - output_buffer->pointer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_rs_byte_stream_to_list(byte_stream_start, + byte_stream_buffer_length, + output_buffer->pointer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "output_buffer %p Length %X\n", - output_buffer->pointer, (u32) output_buffer->length)); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "output_buffer %p Length %X\n", + output_buffer->pointer, (u32) output_buffer->length)); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_create_pci_routing_table @@ -148,44 +145,41 @@ acpi_rs_create_resource_list ( ******************************************************************************/ acpi_status -acpi_rs_create_pci_routing_table ( - union acpi_operand_object *package_object, - struct acpi_buffer *output_buffer) +acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object, + struct acpi_buffer *output_buffer) { - u8 *buffer; - union acpi_operand_object **top_object_list; - union acpi_operand_object **sub_object_list; - union acpi_operand_object *obj_desc; - acpi_size buffer_size_needed = 0; - u32 number_of_elements; - u32 index; - struct acpi_pci_routing_table *user_prt; - struct acpi_namespace_node *node; - acpi_status status; - struct acpi_buffer path_buffer; - - - ACPI_FUNCTION_TRACE ("rs_create_pci_routing_table"); - + u8 *buffer; + union acpi_operand_object **top_object_list; + union acpi_operand_object **sub_object_list; + union acpi_operand_object *obj_desc; + acpi_size buffer_size_needed = 0; + u32 number_of_elements; + u32 index; + struct acpi_pci_routing_table *user_prt; + struct acpi_namespace_node *node; + acpi_status status; + struct acpi_buffer path_buffer; + + ACPI_FUNCTION_TRACE("rs_create_pci_routing_table"); /* Params already validated, so we don't re-validate here */ /* Get the required buffer length */ - status = acpi_rs_get_pci_routing_table_length (package_object, - &buffer_size_needed); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_rs_get_pci_routing_table_length(package_object, + &buffer_size_needed); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "buffer_size_needed = %X\n", - (u32) buffer_size_needed)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "buffer_size_needed = %X\n", + (u32) buffer_size_needed)); /* Validate/Allocate/Clear caller buffer */ - status = acpi_ut_initialize_buffer (output_buffer, buffer_size_needed); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_initialize_buffer(output_buffer, buffer_size_needed); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -193,10 +187,10 @@ acpi_rs_create_pci_routing_table ( * should be a package that in turn contains an * acpi_integer Address, a u8 Pin, a Name and a u8 source_index. */ - top_object_list = package_object->package.elements; + top_object_list = package_object->package.elements; number_of_elements = package_object->package.count; - buffer = output_buffer->pointer; - user_prt = ACPI_CAST_PTR (struct acpi_pci_routing_table, buffer); + buffer = output_buffer->pointer; + user_prt = ACPI_CAST_PTR(struct acpi_pci_routing_table, buffer); for (index = 0; index < number_of_elements; index++) { /* @@ -206,31 +200,34 @@ acpi_rs_create_pci_routing_table ( * be zero because we cleared the return buffer earlier */ buffer += user_prt->length; - user_prt = ACPI_CAST_PTR (struct acpi_pci_routing_table, buffer); + user_prt = ACPI_CAST_PTR(struct acpi_pci_routing_table, buffer); /* * Fill in the Length field with the information we have at this point. * The minus four is to subtract the size of the u8 Source[4] member * because it is added below. */ - user_prt->length = (sizeof (struct acpi_pci_routing_table) - 4); + user_prt->length = (sizeof(struct acpi_pci_routing_table) - 4); /* Each element of the top-level package must also be a package */ - if (ACPI_GET_OBJECT_TYPE (*top_object_list) != ACPI_TYPE_PACKAGE) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "(PRT[%X]) Need sub-package, found %s\n", - index, acpi_ut_get_object_type_name (*top_object_list))); - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); + if (ACPI_GET_OBJECT_TYPE(*top_object_list) != ACPI_TYPE_PACKAGE) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "(PRT[%X]) Need sub-package, found %s\n", + index, + acpi_ut_get_object_type_name + (*top_object_list))); + return_ACPI_STATUS(AE_AML_OPERAND_TYPE); } /* Each sub-package must be of length 4 */ if ((*top_object_list)->package.count != 4) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "(PRT[%X]) Need package of length 4, found length %d\n", - index, (*top_object_list)->package.count)); - return_ACPI_STATUS (AE_AML_PACKAGE_LIMIT); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "(PRT[%X]) Need package of length 4, found length %d\n", + index, + (*top_object_list)->package.count)); + return_ACPI_STATUS(AE_AML_PACKAGE_LIMIT); } /* @@ -243,40 +240,43 @@ acpi_rs_create_pci_routing_table ( /* 1) First subobject: Dereference the PRT.Address */ obj_desc = sub_object_list[0]; - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_INTEGER) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) { user_prt->address = obj_desc->integer.value; - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "(PRT[%X].Address) Need Integer, found %s\n", - index, acpi_ut_get_object_type_name (obj_desc))); - return_ACPI_STATUS (AE_BAD_DATA); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "(PRT[%X].Address) Need Integer, found %s\n", + index, + acpi_ut_get_object_type_name + (obj_desc))); + return_ACPI_STATUS(AE_BAD_DATA); } /* 2) Second subobject: Dereference the PRT.Pin */ obj_desc = sub_object_list[1]; - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_INTEGER) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) { user_prt->pin = (u32) obj_desc->integer.value; - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "(PRT[%X].Pin) Need Integer, found %s\n", - index, acpi_ut_get_object_type_name (obj_desc))); - return_ACPI_STATUS (AE_BAD_DATA); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "(PRT[%X].Pin) Need Integer, found %s\n", + index, + acpi_ut_get_object_type_name + (obj_desc))); + return_ACPI_STATUS(AE_BAD_DATA); } /* 3) Third subobject: Dereference the PRT.source_name */ obj_desc = sub_object_list[2]; - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_LOCAL_REFERENCE: if (obj_desc->reference.opcode != AML_INT_NAMEPATH_OP) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "(PRT[%X].Source) Need name, found reference op %X\n", - index, obj_desc->reference.opcode)); - return_ACPI_STATUS (AE_BAD_DATA); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "(PRT[%X].Source) Need name, found reference op %X\n", + index, + obj_desc->reference.opcode)); + return_ACPI_STATUS(AE_BAD_DATA); } node = obj_desc->reference.node; @@ -284,21 +284,23 @@ acpi_rs_create_pci_routing_table ( /* Use *remaining* length of the buffer as max for pathname */ path_buffer.length = output_buffer->length - - (u32) ((u8 *) user_prt->source - - (u8 *) output_buffer->pointer); + (u32) ((u8 *) user_prt->source - + (u8 *) output_buffer->pointer); path_buffer.pointer = user_prt->source; - status = acpi_ns_handle_to_pathname ((acpi_handle) node, &path_buffer); + status = + acpi_ns_handle_to_pathname((acpi_handle) node, + &path_buffer); /* +1 to include null terminator */ - user_prt->length += (u32) ACPI_STRLEN (user_prt->source) + 1; + user_prt->length += + (u32) ACPI_STRLEN(user_prt->source) + 1; break; - case ACPI_TYPE_STRING: - ACPI_STRCPY (user_prt->source, obj_desc->string.pointer); + ACPI_STRCPY(user_prt->source, obj_desc->string.pointer); /* * Add to the Length field the length of the string @@ -307,7 +309,6 @@ acpi_rs_create_pci_routing_table ( user_prt->length += obj_desc->string.length + 1; break; - case ACPI_TYPE_INTEGER: /* * If this is a number, then the Source Name is NULL, since the @@ -315,33 +316,36 @@ acpi_rs_create_pci_routing_table ( * * Add to the Length field the length of the u32 NULL */ - user_prt->length += sizeof (u32); + user_prt->length += sizeof(u32); break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "(PRT[%X].Source) Need Ref/String/Integer, found %s\n", - index, acpi_ut_get_object_type_name (obj_desc))); - return_ACPI_STATUS (AE_BAD_DATA); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "(PRT[%X].Source) Need Ref/String/Integer, found %s\n", + index, + acpi_ut_get_object_type_name + (obj_desc))); + return_ACPI_STATUS(AE_BAD_DATA); } /* Now align the current length */ - user_prt->length = (u32) ACPI_ROUND_UP_to_64_bITS (user_prt->length); + user_prt->length = + (u32) ACPI_ROUND_UP_to_64_bITS(user_prt->length); /* 4) Fourth subobject: Dereference the PRT.source_index */ obj_desc = sub_object_list[3]; - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_INTEGER) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) { user_prt->source_index = (u32) obj_desc->integer.value; - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "(PRT[%X].source_index) Need Integer, found %s\n", - index, acpi_ut_get_object_type_name (obj_desc))); - return_ACPI_STATUS (AE_BAD_DATA); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "(PRT[%X].source_index) Need Integer, found %s\n", + index, + acpi_ut_get_object_type_name + (obj_desc))); + return_ACPI_STATUS(AE_BAD_DATA); } /* Point to the next union acpi_operand_object in the top level package */ @@ -349,12 +353,11 @@ acpi_rs_create_pci_routing_table ( top_object_list++; } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "output_buffer %p Length %X\n", - output_buffer->pointer, (u32) output_buffer->length)); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "output_buffer %p Length %X\n", + output_buffer->pointer, (u32) output_buffer->length)); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_create_byte_stream @@ -374,19 +377,16 @@ acpi_rs_create_pci_routing_table ( ******************************************************************************/ acpi_status -acpi_rs_create_byte_stream ( - struct acpi_resource *linked_list_buffer, - struct acpi_buffer *output_buffer) +acpi_rs_create_byte_stream(struct acpi_resource *linked_list_buffer, + struct acpi_buffer *output_buffer) { - acpi_status status; - acpi_size byte_stream_size_needed = 0; - - - ACPI_FUNCTION_TRACE ("rs_create_byte_stream"); + acpi_status status; + acpi_size byte_stream_size_needed = 0; + ACPI_FUNCTION_TRACE("rs_create_byte_stream"); - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "linked_list_buffer = %p\n", - linked_list_buffer)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "linked_list_buffer = %p\n", + linked_list_buffer)); /* * Params already validated, so we don't re-validate here @@ -394,32 +394,35 @@ acpi_rs_create_byte_stream ( * Pass the linked_list_buffer into a module that calculates * the buffer size needed for the byte stream. */ - status = acpi_rs_get_byte_stream_length (linked_list_buffer, - &byte_stream_size_needed); - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "byte_stream_size_needed=%X, %s\n", - (u32) byte_stream_size_needed, acpi_format_exception (status))); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_rs_get_byte_stream_length(linked_list_buffer, + &byte_stream_size_needed); + + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "byte_stream_size_needed=%X, %s\n", + (u32) byte_stream_size_needed, + acpi_format_exception(status))); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Validate/Allocate/Clear caller buffer */ - status = acpi_ut_initialize_buffer (output_buffer, byte_stream_size_needed); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ut_initialize_buffer(output_buffer, byte_stream_size_needed); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Do the conversion */ - status = acpi_rs_list_to_byte_stream (linked_list_buffer, byte_stream_size_needed, - output_buffer->pointer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_rs_list_to_byte_stream(linked_list_buffer, + byte_stream_size_needed, + output_buffer->pointer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "output_buffer %p Length %X\n", - output_buffer->pointer, (u32) output_buffer->length)); - return_ACPI_STATUS (AE_OK); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "output_buffer %p Length %X\n", + output_buffer->pointer, (u32) output_buffer->length)); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/resources/rsdump.c b/drivers/acpi/resources/rsdump.c index 1935dab2ab51..75bd34d1783f 100644 --- a/drivers/acpi/resources/rsdump.c +++ b/drivers/acpi/resources/rsdump.c @@ -41,69 +41,40 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acresrc.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rsdump") +ACPI_MODULE_NAME("rsdump") +#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) /* Local prototypes */ +static void acpi_rs_dump_irq(union acpi_resource_data *data); -static void -acpi_rs_dump_irq ( - union acpi_resource_data *data); - -static void -acpi_rs_dump_address16 ( - union acpi_resource_data *data); - -static void -acpi_rs_dump_address32 ( - union acpi_resource_data *data); +static void acpi_rs_dump_address16(union acpi_resource_data *data); -static void -acpi_rs_dump_address64 ( - union acpi_resource_data *data); +static void acpi_rs_dump_address32(union acpi_resource_data *data); -static void -acpi_rs_dump_dma ( - union acpi_resource_data *data); +static void acpi_rs_dump_address64(union acpi_resource_data *data); -static void -acpi_rs_dump_io ( - union acpi_resource_data *data); +static void acpi_rs_dump_dma(union acpi_resource_data *data); -static void -acpi_rs_dump_extended_irq ( - union acpi_resource_data *data); +static void acpi_rs_dump_io(union acpi_resource_data *data); -static void -acpi_rs_dump_fixed_io ( - union acpi_resource_data *data); +static void acpi_rs_dump_extended_irq(union acpi_resource_data *data); -static void -acpi_rs_dump_fixed_memory32 ( - union acpi_resource_data *data); +static void acpi_rs_dump_fixed_io(union acpi_resource_data *data); -static void -acpi_rs_dump_memory24 ( - union acpi_resource_data *data); +static void acpi_rs_dump_fixed_memory32(union acpi_resource_data *data); -static void -acpi_rs_dump_memory32 ( - union acpi_resource_data *data); +static void acpi_rs_dump_memory24(union acpi_resource_data *data); -static void -acpi_rs_dump_start_depend_fns ( - union acpi_resource_data *data); +static void acpi_rs_dump_memory32(union acpi_resource_data *data); -static void -acpi_rs_dump_vendor_specific ( - union acpi_resource_data *data); +static void acpi_rs_dump_start_depend_fns(union acpi_resource_data *data); +static void acpi_rs_dump_vendor_specific(union acpi_resource_data *data); -#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) /******************************************************************************* * * FUNCTION: acpi_rs_dump_irq @@ -116,39 +87,37 @@ acpi_rs_dump_vendor_specific ( * ******************************************************************************/ -static void -acpi_rs_dump_irq ( - union acpi_resource_data *data) +static void acpi_rs_dump_irq(union acpi_resource_data *data) { - struct acpi_resource_irq *irq_data = (struct acpi_resource_irq *) data; - u8 index = 0; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_resource_irq *irq_data = (struct acpi_resource_irq *)data; + u8 index = 0; + ACPI_FUNCTION_ENTRY(); - acpi_os_printf ("IRQ Resource\n"); + acpi_os_printf("IRQ Resource\n"); - acpi_os_printf (" %s Triggered\n", - ACPI_LEVEL_SENSITIVE == irq_data->edge_level ? "Level" : "Edge"); + acpi_os_printf(" %s Triggered\n", + ACPI_LEVEL_SENSITIVE == + irq_data->edge_level ? "Level" : "Edge"); - acpi_os_printf (" Active %s\n", - ACPI_ACTIVE_LOW == irq_data->active_high_low ? "Low" : "High"); + acpi_os_printf(" Active %s\n", + ACPI_ACTIVE_LOW == + irq_data->active_high_low ? "Low" : "High"); - acpi_os_printf (" %s\n", - ACPI_SHARED == irq_data->shared_exclusive ? "Shared" : "Exclusive"); + acpi_os_printf(" %s\n", + ACPI_SHARED == + irq_data->shared_exclusive ? "Shared" : "Exclusive"); - acpi_os_printf (" %X Interrupts ( ", irq_data->number_of_interrupts); + acpi_os_printf(" %X Interrupts ( ", irq_data->number_of_interrupts); for (index = 0; index < irq_data->number_of_interrupts; index++) { - acpi_os_printf ("%X ", irq_data->interrupts[index]); + acpi_os_printf("%X ", irq_data->interrupts[index]); } - acpi_os_printf (")\n"); + acpi_os_printf(")\n"); return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_dma @@ -161,75 +130,69 @@ acpi_rs_dump_irq ( * ******************************************************************************/ -static void -acpi_rs_dump_dma ( - union acpi_resource_data *data) +static void acpi_rs_dump_dma(union acpi_resource_data *data) { - struct acpi_resource_dma *dma_data = (struct acpi_resource_dma *) data; - u8 index = 0; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_resource_dma *dma_data = (struct acpi_resource_dma *)data; + u8 index = 0; + ACPI_FUNCTION_ENTRY(); - acpi_os_printf ("DMA Resource\n"); + acpi_os_printf("DMA Resource\n"); switch (dma_data->type) { case ACPI_COMPATIBILITY: - acpi_os_printf (" Compatibility mode\n"); + acpi_os_printf(" Compatibility mode\n"); break; case ACPI_TYPE_A: - acpi_os_printf (" Type A\n"); + acpi_os_printf(" Type A\n"); break; case ACPI_TYPE_B: - acpi_os_printf (" Type B\n"); + acpi_os_printf(" Type B\n"); break; case ACPI_TYPE_F: - acpi_os_printf (" Type F\n"); + acpi_os_printf(" Type F\n"); break; default: - acpi_os_printf (" Invalid DMA type\n"); + acpi_os_printf(" Invalid DMA type\n"); break; } - acpi_os_printf (" %sBus Master\n", - ACPI_BUS_MASTER == dma_data->bus_master ? "" : "Not a "); - + acpi_os_printf(" %sBus Master\n", + ACPI_BUS_MASTER == dma_data->bus_master ? "" : "Not a "); switch (dma_data->transfer) { case ACPI_TRANSFER_8: - acpi_os_printf (" 8-bit only transfer\n"); + acpi_os_printf(" 8-bit only transfer\n"); break; case ACPI_TRANSFER_8_16: - acpi_os_printf (" 8 and 16-bit transfer\n"); + acpi_os_printf(" 8 and 16-bit transfer\n"); break; case ACPI_TRANSFER_16: - acpi_os_printf (" 16 bit only transfer\n"); + acpi_os_printf(" 16 bit only transfer\n"); break; default: - acpi_os_printf (" Invalid transfer preference\n"); + acpi_os_printf(" Invalid transfer preference\n"); break; } - acpi_os_printf (" Number of Channels: %X ( ", - dma_data->number_of_channels); + acpi_os_printf(" Number of Channels: %X ( ", + dma_data->number_of_channels); for (index = 0; index < dma_data->number_of_channels; index++) { - acpi_os_printf ("%X ", dma_data->channels[index]); + acpi_os_printf("%X ", dma_data->channels[index]); } - acpi_os_printf (")\n"); + acpi_os_printf(")\n"); return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_start_depend_fns @@ -242,58 +205,54 @@ acpi_rs_dump_dma ( * ******************************************************************************/ -static void -acpi_rs_dump_start_depend_fns ( - union acpi_resource_data *data) +static void acpi_rs_dump_start_depend_fns(union acpi_resource_data *data) { - struct acpi_resource_start_dpf *sdf_data = (struct acpi_resource_start_dpf *) data; - + struct acpi_resource_start_dpf *sdf_data = + (struct acpi_resource_start_dpf *)data; - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); - - acpi_os_printf ("Start Dependent Functions Resource\n"); + acpi_os_printf("Start Dependent Functions Resource\n"); switch (sdf_data->compatibility_priority) { case ACPI_GOOD_CONFIGURATION: - acpi_os_printf (" Good configuration\n"); + acpi_os_printf(" Good configuration\n"); break; case ACPI_ACCEPTABLE_CONFIGURATION: - acpi_os_printf (" Acceptable configuration\n"); + acpi_os_printf(" Acceptable configuration\n"); break; case ACPI_SUB_OPTIMAL_CONFIGURATION: - acpi_os_printf (" Sub-optimal configuration\n"); + acpi_os_printf(" Sub-optimal configuration\n"); break; default: - acpi_os_printf (" Invalid compatibility priority\n"); + acpi_os_printf(" Invalid compatibility priority\n"); break; } - switch(sdf_data->performance_robustness) { + switch (sdf_data->performance_robustness) { case ACPI_GOOD_CONFIGURATION: - acpi_os_printf (" Good configuration\n"); + acpi_os_printf(" Good configuration\n"); break; case ACPI_ACCEPTABLE_CONFIGURATION: - acpi_os_printf (" Acceptable configuration\n"); + acpi_os_printf(" Acceptable configuration\n"); break; case ACPI_SUB_OPTIMAL_CONFIGURATION: - acpi_os_printf (" Sub-optimal configuration\n"); + acpi_os_printf(" Sub-optimal configuration\n"); break; default: - acpi_os_printf (" Invalid performance robustness preference\n"); + acpi_os_printf(" Invalid performance robustness preference\n"); break; } return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_io @@ -306,33 +265,30 @@ acpi_rs_dump_start_depend_fns ( * ******************************************************************************/ -static void -acpi_rs_dump_io ( - union acpi_resource_data *data) +static void acpi_rs_dump_io(union acpi_resource_data *data) { - struct acpi_resource_io *io_data = (struct acpi_resource_io *) data; - + struct acpi_resource_io *io_data = (struct acpi_resource_io *)data; - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); + acpi_os_printf("Io Resource\n"); - acpi_os_printf ("Io Resource\n"); + acpi_os_printf(" %d bit decode\n", + ACPI_DECODE_16 == io_data->io_decode ? 16 : 10); - acpi_os_printf (" %d bit decode\n", - ACPI_DECODE_16 == io_data->io_decode ? 16 : 10); + acpi_os_printf(" Range minimum base: %08X\n", + io_data->min_base_address); - acpi_os_printf (" Range minimum base: %08X\n", io_data->min_base_address); + acpi_os_printf(" Range maximum base: %08X\n", + io_data->max_base_address); - acpi_os_printf (" Range maximum base: %08X\n", io_data->max_base_address); + acpi_os_printf(" Alignment: %08X\n", io_data->alignment); - acpi_os_printf (" Alignment: %08X\n", io_data->alignment); - - acpi_os_printf (" Range Length: %08X\n", io_data->range_length); + acpi_os_printf(" Range Length: %08X\n", io_data->range_length); return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_fixed_io @@ -345,25 +301,22 @@ acpi_rs_dump_io ( * ******************************************************************************/ -static void -acpi_rs_dump_fixed_io ( - union acpi_resource_data *data) +static void acpi_rs_dump_fixed_io(union acpi_resource_data *data) { - struct acpi_resource_fixed_io *fixed_io_data = (struct acpi_resource_fixed_io *) data; - + struct acpi_resource_fixed_io *fixed_io_data = + (struct acpi_resource_fixed_io *)data; - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); + acpi_os_printf("Fixed Io Resource\n"); + acpi_os_printf(" Range base address: %08X", + fixed_io_data->base_address); - acpi_os_printf ("Fixed Io Resource\n"); - acpi_os_printf (" Range base address: %08X", fixed_io_data->base_address); - - acpi_os_printf (" Range length: %08X", fixed_io_data->range_length); + acpi_os_printf(" Range length: %08X", fixed_io_data->range_length); return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_vendor_specific @@ -376,30 +329,26 @@ acpi_rs_dump_fixed_io ( * ******************************************************************************/ -static void -acpi_rs_dump_vendor_specific ( - union acpi_resource_data *data) +static void acpi_rs_dump_vendor_specific(union acpi_resource_data *data) { - struct acpi_resource_vendor *vendor_data = (struct acpi_resource_vendor *) data; - u16 index = 0; - + struct acpi_resource_vendor *vendor_data = + (struct acpi_resource_vendor *)data; + u16 index = 0; - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); + acpi_os_printf("Vendor Specific Resource\n"); - acpi_os_printf ("Vendor Specific Resource\n"); - - acpi_os_printf (" Length: %08X\n", vendor_data->length); + acpi_os_printf(" Length: %08X\n", vendor_data->length); for (index = 0; index < vendor_data->length; index++) { - acpi_os_printf (" Byte %X: %08X\n", - index, vendor_data->reserved[index]); + acpi_os_printf(" Byte %X: %08X\n", + index, vendor_data->reserved[index]); } return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_memory24 @@ -412,37 +361,33 @@ acpi_rs_dump_vendor_specific ( * ******************************************************************************/ -static void -acpi_rs_dump_memory24 ( - union acpi_resource_data *data) +static void acpi_rs_dump_memory24(union acpi_resource_data *data) { - struct acpi_resource_mem24 *memory24_data = (struct acpi_resource_mem24 *) data; - + struct acpi_resource_mem24 *memory24_data = + (struct acpi_resource_mem24 *)data; - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); + acpi_os_printf("24-Bit Memory Range Resource\n"); - acpi_os_printf ("24-Bit Memory Range Resource\n"); + acpi_os_printf(" Read%s\n", + ACPI_READ_WRITE_MEMORY == + memory24_data->read_write_attribute ? + "/Write" : " only"); - acpi_os_printf (" Read%s\n", - ACPI_READ_WRITE_MEMORY == - memory24_data->read_write_attribute ? - "/Write" : " only"); + acpi_os_printf(" Range minimum base: %08X\n", + memory24_data->min_base_address); - acpi_os_printf (" Range minimum base: %08X\n", - memory24_data->min_base_address); + acpi_os_printf(" Range maximum base: %08X\n", + memory24_data->max_base_address); - acpi_os_printf (" Range maximum base: %08X\n", - memory24_data->max_base_address); + acpi_os_printf(" Alignment: %08X\n", memory24_data->alignment); - acpi_os_printf (" Alignment: %08X\n", memory24_data->alignment); - - acpi_os_printf (" Range length: %08X\n", memory24_data->range_length); + acpi_os_printf(" Range length: %08X\n", memory24_data->range_length); return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_memory32 @@ -455,37 +400,33 @@ acpi_rs_dump_memory24 ( * ******************************************************************************/ -static void -acpi_rs_dump_memory32 ( - union acpi_resource_data *data) +static void acpi_rs_dump_memory32(union acpi_resource_data *data) { - struct acpi_resource_mem32 *memory32_data = (struct acpi_resource_mem32 *) data; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_resource_mem32 *memory32_data = + (struct acpi_resource_mem32 *)data; + ACPI_FUNCTION_ENTRY(); - acpi_os_printf ("32-Bit Memory Range Resource\n"); + acpi_os_printf("32-Bit Memory Range Resource\n"); - acpi_os_printf (" Read%s\n", - ACPI_READ_WRITE_MEMORY == - memory32_data->read_write_attribute ? - "/Write" : " only"); + acpi_os_printf(" Read%s\n", + ACPI_READ_WRITE_MEMORY == + memory32_data->read_write_attribute ? + "/Write" : " only"); - acpi_os_printf (" Range minimum base: %08X\n", - memory32_data->min_base_address); + acpi_os_printf(" Range minimum base: %08X\n", + memory32_data->min_base_address); - acpi_os_printf (" Range maximum base: %08X\n", - memory32_data->max_base_address); + acpi_os_printf(" Range maximum base: %08X\n", + memory32_data->max_base_address); - acpi_os_printf (" Alignment: %08X\n", memory32_data->alignment); + acpi_os_printf(" Alignment: %08X\n", memory32_data->alignment); - acpi_os_printf (" Range length: %08X\n", memory32_data->range_length); + acpi_os_printf(" Range length: %08X\n", memory32_data->range_length); return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_fixed_memory32 @@ -498,33 +439,29 @@ acpi_rs_dump_memory32 ( * ******************************************************************************/ -static void -acpi_rs_dump_fixed_memory32 ( - union acpi_resource_data *data) +static void acpi_rs_dump_fixed_memory32(union acpi_resource_data *data) { - struct acpi_resource_fixed_mem32 *fixed_memory32_data = - (struct acpi_resource_fixed_mem32 *) data; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_resource_fixed_mem32 *fixed_memory32_data = + (struct acpi_resource_fixed_mem32 *)data; + ACPI_FUNCTION_ENTRY(); - acpi_os_printf ("32-Bit Fixed Location Memory Range Resource\n"); + acpi_os_printf("32-Bit Fixed Location Memory Range Resource\n"); - acpi_os_printf (" Read%s\n", - ACPI_READ_WRITE_MEMORY == - fixed_memory32_data->read_write_attribute ? "/Write" : " Only"); + acpi_os_printf(" Read%s\n", + ACPI_READ_WRITE_MEMORY == + fixed_memory32_data-> + read_write_attribute ? "/Write" : " Only"); - acpi_os_printf (" Range base address: %08X\n", - fixed_memory32_data->range_base_address); + acpi_os_printf(" Range base address: %08X\n", + fixed_memory32_data->range_base_address); - acpi_os_printf (" Range length: %08X\n", - fixed_memory32_data->range_length); + acpi_os_printf(" Range length: %08X\n", + fixed_memory32_data->range_length); return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_address16 @@ -537,134 +474,136 @@ acpi_rs_dump_fixed_memory32 ( * ******************************************************************************/ -static void -acpi_rs_dump_address16 ( - union acpi_resource_data *data) +static void acpi_rs_dump_address16(union acpi_resource_data *data) { - struct acpi_resource_address16 *address16_data = (struct acpi_resource_address16 *) data; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_resource_address16 *address16_data = + (struct acpi_resource_address16 *)data; + ACPI_FUNCTION_ENTRY(); - acpi_os_printf ("16-Bit Address Space Resource\n"); - acpi_os_printf (" Resource Type: "); + acpi_os_printf("16-Bit Address Space Resource\n"); + acpi_os_printf(" Resource Type: "); switch (address16_data->resource_type) { case ACPI_MEMORY_RANGE: - acpi_os_printf ("Memory Range\n"); + acpi_os_printf("Memory Range\n"); switch (address16_data->attribute.memory.cache_attribute) { case ACPI_NON_CACHEABLE_MEMORY: - acpi_os_printf (" Type Specific: Noncacheable memory\n"); + acpi_os_printf + (" Type Specific: Noncacheable memory\n"); break; case ACPI_CACHABLE_MEMORY: - acpi_os_printf (" Type Specific: Cacheable memory\n"); + acpi_os_printf(" Type Specific: Cacheable memory\n"); break; case ACPI_WRITE_COMBINING_MEMORY: - acpi_os_printf (" Type Specific: Write-combining memory\n"); + acpi_os_printf + (" Type Specific: Write-combining memory\n"); break; case ACPI_PREFETCHABLE_MEMORY: - acpi_os_printf (" Type Specific: Prefetchable memory\n"); + acpi_os_printf + (" Type Specific: Prefetchable memory\n"); break; default: - acpi_os_printf (" Type Specific: Invalid cache attribute\n"); + acpi_os_printf + (" Type Specific: Invalid cache attribute\n"); break; } - acpi_os_printf (" Type Specific: Read%s\n", - ACPI_READ_WRITE_MEMORY == - address16_data->attribute.memory.read_write_attribute ? - "/Write" : " Only"); + acpi_os_printf(" Type Specific: Read%s\n", + ACPI_READ_WRITE_MEMORY == + address16_data->attribute.memory. + read_write_attribute ? "/Write" : " Only"); break; case ACPI_IO_RANGE: - acpi_os_printf ("I/O Range\n"); + acpi_os_printf("I/O Range\n"); switch (address16_data->attribute.io.range_attribute) { case ACPI_NON_ISA_ONLY_RANGES: - acpi_os_printf (" Type Specific: Non-ISA Io Addresses\n"); + acpi_os_printf + (" Type Specific: Non-ISA Io Addresses\n"); break; case ACPI_ISA_ONLY_RANGES: - acpi_os_printf (" Type Specific: ISA Io Addresses\n"); + acpi_os_printf(" Type Specific: ISA Io Addresses\n"); break; case ACPI_ENTIRE_RANGE: - acpi_os_printf (" Type Specific: ISA and non-ISA Io Addresses\n"); + acpi_os_printf + (" Type Specific: ISA and non-ISA Io Addresses\n"); break; default: - acpi_os_printf (" Type Specific: Invalid range attribute\n"); + acpi_os_printf + (" Type Specific: Invalid range attribute\n"); break; } - acpi_os_printf (" Type Specific: %s Translation\n", - ACPI_SPARSE_TRANSLATION == - address16_data->attribute.io.translation_attribute ? - "Sparse" : "Dense"); + acpi_os_printf(" Type Specific: %s Translation\n", + ACPI_SPARSE_TRANSLATION == + address16_data->attribute.io. + translation_attribute ? "Sparse" : "Dense"); break; case ACPI_BUS_NUMBER_RANGE: - acpi_os_printf ("Bus Number Range\n"); + acpi_os_printf("Bus Number Range\n"); break; default: - acpi_os_printf ("0x%2.2X\n", address16_data->resource_type); + acpi_os_printf("0x%2.2X\n", address16_data->resource_type); break; } - acpi_os_printf (" Resource %s\n", - ACPI_CONSUMER == address16_data->producer_consumer ? - "Consumer" : "Producer"); + acpi_os_printf(" Resource %s\n", + ACPI_CONSUMER == address16_data->producer_consumer ? + "Consumer" : "Producer"); - acpi_os_printf (" %s decode\n", - ACPI_SUB_DECODE == address16_data->decode ? - "Subtractive" : "Positive"); + acpi_os_printf(" %s decode\n", + ACPI_SUB_DECODE == address16_data->decode ? + "Subtractive" : "Positive"); - acpi_os_printf (" Min address is %s fixed\n", - ACPI_ADDRESS_FIXED == address16_data->min_address_fixed ? - "" : "not"); + acpi_os_printf(" Min address is %s fixed\n", + ACPI_ADDRESS_FIXED == address16_data->min_address_fixed ? + "" : "not"); - acpi_os_printf (" Max address is %s fixed\n", - ACPI_ADDRESS_FIXED == address16_data->max_address_fixed ? - "" : "not"); + acpi_os_printf(" Max address is %s fixed\n", + ACPI_ADDRESS_FIXED == address16_data->max_address_fixed ? + "" : "not"); - acpi_os_printf (" Granularity: %08X\n", - address16_data->granularity); + acpi_os_printf(" Granularity: %08X\n", address16_data->granularity); - acpi_os_printf (" Address range min: %08X\n", - address16_data->min_address_range); + acpi_os_printf(" Address range min: %08X\n", + address16_data->min_address_range); - acpi_os_printf (" Address range max: %08X\n", - address16_data->max_address_range); + acpi_os_printf(" Address range max: %08X\n", + address16_data->max_address_range); - acpi_os_printf (" Address translation offset: %08X\n", - address16_data->address_translation_offset); + acpi_os_printf(" Address translation offset: %08X\n", + address16_data->address_translation_offset); - acpi_os_printf (" Address Length: %08X\n", - address16_data->address_length); + acpi_os_printf(" Address Length: %08X\n", + address16_data->address_length); if (0xFF != address16_data->resource_source.index) { - acpi_os_printf (" Resource Source Index: %X\n", - address16_data->resource_source.index); + acpi_os_printf(" Resource Source Index: %X\n", + address16_data->resource_source.index); - acpi_os_printf (" Resource Source: %s\n", - address16_data->resource_source.string_ptr); + acpi_os_printf(" Resource Source: %s\n", + address16_data->resource_source.string_ptr); } return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_address32 @@ -677,134 +616,136 @@ acpi_rs_dump_address16 ( * ******************************************************************************/ -static void -acpi_rs_dump_address32 ( - union acpi_resource_data *data) +static void acpi_rs_dump_address32(union acpi_resource_data *data) { - struct acpi_resource_address32 *address32_data = (struct acpi_resource_address32 *) data; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_resource_address32 *address32_data = + (struct acpi_resource_address32 *)data; + ACPI_FUNCTION_ENTRY(); - acpi_os_printf ("32-Bit Address Space Resource\n"); + acpi_os_printf("32-Bit Address Space Resource\n"); switch (address32_data->resource_type) { case ACPI_MEMORY_RANGE: - acpi_os_printf (" Resource Type: Memory Range\n"); + acpi_os_printf(" Resource Type: Memory Range\n"); switch (address32_data->attribute.memory.cache_attribute) { case ACPI_NON_CACHEABLE_MEMORY: - acpi_os_printf (" Type Specific: Noncacheable memory\n"); + acpi_os_printf + (" Type Specific: Noncacheable memory\n"); break; case ACPI_CACHABLE_MEMORY: - acpi_os_printf (" Type Specific: Cacheable memory\n"); + acpi_os_printf(" Type Specific: Cacheable memory\n"); break; case ACPI_WRITE_COMBINING_MEMORY: - acpi_os_printf (" Type Specific: Write-combining memory\n"); + acpi_os_printf + (" Type Specific: Write-combining memory\n"); break; case ACPI_PREFETCHABLE_MEMORY: - acpi_os_printf (" Type Specific: Prefetchable memory\n"); + acpi_os_printf + (" Type Specific: Prefetchable memory\n"); break; default: - acpi_os_printf (" Type Specific: Invalid cache attribute\n"); + acpi_os_printf + (" Type Specific: Invalid cache attribute\n"); break; } - acpi_os_printf (" Type Specific: Read%s\n", - ACPI_READ_WRITE_MEMORY == - address32_data->attribute.memory.read_write_attribute ? - "/Write" : " Only"); + acpi_os_printf(" Type Specific: Read%s\n", + ACPI_READ_WRITE_MEMORY == + address32_data->attribute.memory. + read_write_attribute ? "/Write" : " Only"); break; case ACPI_IO_RANGE: - acpi_os_printf (" Resource Type: Io Range\n"); + acpi_os_printf(" Resource Type: Io Range\n"); switch (address32_data->attribute.io.range_attribute) { case ACPI_NON_ISA_ONLY_RANGES: - acpi_os_printf (" Type Specific: Non-ISA Io Addresses\n"); + acpi_os_printf + (" Type Specific: Non-ISA Io Addresses\n"); break; case ACPI_ISA_ONLY_RANGES: - acpi_os_printf (" Type Specific: ISA Io Addresses\n"); + acpi_os_printf(" Type Specific: ISA Io Addresses\n"); break; case ACPI_ENTIRE_RANGE: - acpi_os_printf (" Type Specific: ISA and non-ISA Io Addresses\n"); + acpi_os_printf + (" Type Specific: ISA and non-ISA Io Addresses\n"); break; default: - acpi_os_printf (" Type Specific: Invalid Range attribute"); + acpi_os_printf + (" Type Specific: Invalid Range attribute"); break; } - acpi_os_printf (" Type Specific: %s Translation\n", - ACPI_SPARSE_TRANSLATION == - address32_data->attribute.io.translation_attribute ? - "Sparse" : "Dense"); + acpi_os_printf(" Type Specific: %s Translation\n", + ACPI_SPARSE_TRANSLATION == + address32_data->attribute.io. + translation_attribute ? "Sparse" : "Dense"); break; case ACPI_BUS_NUMBER_RANGE: - acpi_os_printf (" Resource Type: Bus Number Range\n"); + acpi_os_printf(" Resource Type: Bus Number Range\n"); break; default: - acpi_os_printf (" Resource Type: 0x%2.2X\n", - address32_data->resource_type); + acpi_os_printf(" Resource Type: 0x%2.2X\n", + address32_data->resource_type); break; } - acpi_os_printf (" Resource %s\n", - ACPI_CONSUMER == address32_data->producer_consumer ? - "Consumer" : "Producer"); + acpi_os_printf(" Resource %s\n", + ACPI_CONSUMER == address32_data->producer_consumer ? + "Consumer" : "Producer"); - acpi_os_printf (" %s decode\n", - ACPI_SUB_DECODE == address32_data->decode ? - "Subtractive" : "Positive"); + acpi_os_printf(" %s decode\n", + ACPI_SUB_DECODE == address32_data->decode ? + "Subtractive" : "Positive"); - acpi_os_printf (" Min address is %s fixed\n", - ACPI_ADDRESS_FIXED == address32_data->min_address_fixed ? - "" : "not "); + acpi_os_printf(" Min address is %s fixed\n", + ACPI_ADDRESS_FIXED == address32_data->min_address_fixed ? + "" : "not "); - acpi_os_printf (" Max address is %s fixed\n", - ACPI_ADDRESS_FIXED == address32_data->max_address_fixed ? - "" : "not "); + acpi_os_printf(" Max address is %s fixed\n", + ACPI_ADDRESS_FIXED == address32_data->max_address_fixed ? + "" : "not "); - acpi_os_printf (" Granularity: %08X\n", - address32_data->granularity); + acpi_os_printf(" Granularity: %08X\n", address32_data->granularity); - acpi_os_printf (" Address range min: %08X\n", - address32_data->min_address_range); + acpi_os_printf(" Address range min: %08X\n", + address32_data->min_address_range); - acpi_os_printf (" Address range max: %08X\n", - address32_data->max_address_range); + acpi_os_printf(" Address range max: %08X\n", + address32_data->max_address_range); - acpi_os_printf (" Address translation offset: %08X\n", - address32_data->address_translation_offset); + acpi_os_printf(" Address translation offset: %08X\n", + address32_data->address_translation_offset); - acpi_os_printf (" Address Length: %08X\n", - address32_data->address_length); + acpi_os_printf(" Address Length: %08X\n", + address32_data->address_length); - if(0xFF != address32_data->resource_source.index) { - acpi_os_printf (" Resource Source Index: %X\n", - address32_data->resource_source.index); + if (0xFF != address32_data->resource_source.index) { + acpi_os_printf(" Resource Source Index: %X\n", + address32_data->resource_source.index); - acpi_os_printf (" Resource Source: %s\n", - address32_data->resource_source.string_ptr); + acpi_os_printf(" Resource Source: %s\n", + address32_data->resource_source.string_ptr); } return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_address64 @@ -817,137 +758,142 @@ acpi_rs_dump_address32 ( * ******************************************************************************/ -static void -acpi_rs_dump_address64 ( - union acpi_resource_data *data) +static void acpi_rs_dump_address64(union acpi_resource_data *data) { - struct acpi_resource_address64 *address64_data = (struct acpi_resource_address64 *) data; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_resource_address64 *address64_data = + (struct acpi_resource_address64 *)data; + ACPI_FUNCTION_ENTRY(); - acpi_os_printf ("64-Bit Address Space Resource\n"); + acpi_os_printf("64-Bit Address Space Resource\n"); switch (address64_data->resource_type) { case ACPI_MEMORY_RANGE: - acpi_os_printf (" Resource Type: Memory Range\n"); + acpi_os_printf(" Resource Type: Memory Range\n"); switch (address64_data->attribute.memory.cache_attribute) { case ACPI_NON_CACHEABLE_MEMORY: - acpi_os_printf (" Type Specific: Noncacheable memory\n"); + acpi_os_printf + (" Type Specific: Noncacheable memory\n"); break; case ACPI_CACHABLE_MEMORY: - acpi_os_printf (" Type Specific: Cacheable memory\n"); + acpi_os_printf(" Type Specific: Cacheable memory\n"); break; case ACPI_WRITE_COMBINING_MEMORY: - acpi_os_printf (" Type Specific: Write-combining memory\n"); + acpi_os_printf + (" Type Specific: Write-combining memory\n"); break; case ACPI_PREFETCHABLE_MEMORY: - acpi_os_printf (" Type Specific: Prefetchable memory\n"); + acpi_os_printf + (" Type Specific: Prefetchable memory\n"); break; default: - acpi_os_printf (" Type Specific: Invalid cache attribute\n"); + acpi_os_printf + (" Type Specific: Invalid cache attribute\n"); break; } - acpi_os_printf (" Type Specific: Read%s\n", - ACPI_READ_WRITE_MEMORY == - address64_data->attribute.memory.read_write_attribute ? - "/Write" : " Only"); + acpi_os_printf(" Type Specific: Read%s\n", + ACPI_READ_WRITE_MEMORY == + address64_data->attribute.memory. + read_write_attribute ? "/Write" : " Only"); break; case ACPI_IO_RANGE: - acpi_os_printf (" Resource Type: Io Range\n"); + acpi_os_printf(" Resource Type: Io Range\n"); switch (address64_data->attribute.io.range_attribute) { case ACPI_NON_ISA_ONLY_RANGES: - acpi_os_printf (" Type Specific: Non-ISA Io Addresses\n"); + acpi_os_printf + (" Type Specific: Non-ISA Io Addresses\n"); break; case ACPI_ISA_ONLY_RANGES: - acpi_os_printf (" Type Specific: ISA Io Addresses\n"); + acpi_os_printf(" Type Specific: ISA Io Addresses\n"); break; case ACPI_ENTIRE_RANGE: - acpi_os_printf (" Type Specific: ISA and non-ISA Io Addresses\n"); + acpi_os_printf + (" Type Specific: ISA and non-ISA Io Addresses\n"); break; default: - acpi_os_printf (" Type Specific: Invalid Range attribute"); + acpi_os_printf + (" Type Specific: Invalid Range attribute"); break; } - acpi_os_printf (" Type Specific: %s Translation\n", - ACPI_SPARSE_TRANSLATION == - address64_data->attribute.io.translation_attribute ? - "Sparse" : "Dense"); + acpi_os_printf(" Type Specific: %s Translation\n", + ACPI_SPARSE_TRANSLATION == + address64_data->attribute.io. + translation_attribute ? "Sparse" : "Dense"); break; case ACPI_BUS_NUMBER_RANGE: - acpi_os_printf (" Resource Type: Bus Number Range\n"); + acpi_os_printf(" Resource Type: Bus Number Range\n"); break; default: - acpi_os_printf (" Resource Type: 0x%2.2X\n", - address64_data->resource_type); + acpi_os_printf(" Resource Type: 0x%2.2X\n", + address64_data->resource_type); break; } - acpi_os_printf (" Resource %s\n", - ACPI_CONSUMER == address64_data->producer_consumer ? - "Consumer" : "Producer"); + acpi_os_printf(" Resource %s\n", + ACPI_CONSUMER == address64_data->producer_consumer ? + "Consumer" : "Producer"); - acpi_os_printf (" %s decode\n", - ACPI_SUB_DECODE == address64_data->decode ? - "Subtractive" : "Positive"); + acpi_os_printf(" %s decode\n", + ACPI_SUB_DECODE == address64_data->decode ? + "Subtractive" : "Positive"); - acpi_os_printf (" Min address is %s fixed\n", - ACPI_ADDRESS_FIXED == address64_data->min_address_fixed ? - "" : "not "); + acpi_os_printf(" Min address is %s fixed\n", + ACPI_ADDRESS_FIXED == address64_data->min_address_fixed ? + "" : "not "); - acpi_os_printf (" Max address is %s fixed\n", - ACPI_ADDRESS_FIXED == address64_data->max_address_fixed ? - "" : "not "); + acpi_os_printf(" Max address is %s fixed\n", + ACPI_ADDRESS_FIXED == address64_data->max_address_fixed ? + "" : "not "); - acpi_os_printf (" Granularity: %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (address64_data->granularity)); + acpi_os_printf(" Granularity: %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(address64_data->granularity)); - acpi_os_printf (" Address range min: %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (address64_data->min_address_range)); + acpi_os_printf(" Address range min: %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(address64_data->min_address_range)); - acpi_os_printf (" Address range max: %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (address64_data->max_address_range)); + acpi_os_printf(" Address range max: %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(address64_data->max_address_range)); - acpi_os_printf (" Address translation offset: %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (address64_data->address_translation_offset)); + acpi_os_printf(" Address translation offset: %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(address64_data-> + address_translation_offset)); - acpi_os_printf (" Address Length: %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (address64_data->address_length)); + acpi_os_printf(" Address Length: %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(address64_data->address_length)); - acpi_os_printf (" Type Specific Attributes: %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (address64_data->type_specific_attributes)); + acpi_os_printf(" Type Specific Attributes: %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(address64_data-> + type_specific_attributes)); if (0xFF != address64_data->resource_source.index) { - acpi_os_printf (" Resource Source Index: %X\n", - address64_data->resource_source.index); + acpi_os_printf(" Resource Source Index: %X\n", + address64_data->resource_source.index); - acpi_os_printf (" Resource Source: %s\n", - address64_data->resource_source.string_ptr); + acpi_os_printf(" Resource Source: %s\n", + address64_data->resource_source.string_ptr); } return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_extended_irq @@ -960,55 +906,52 @@ acpi_rs_dump_address64 ( * ******************************************************************************/ -static void -acpi_rs_dump_extended_irq ( - union acpi_resource_data *data) +static void acpi_rs_dump_extended_irq(union acpi_resource_data *data) { - struct acpi_resource_ext_irq *ext_irq_data = (struct acpi_resource_ext_irq *) data; - u8 index = 0; - - - ACPI_FUNCTION_ENTRY (); + struct acpi_resource_ext_irq *ext_irq_data = + (struct acpi_resource_ext_irq *)data; + u8 index = 0; + ACPI_FUNCTION_ENTRY(); - acpi_os_printf ("Extended IRQ Resource\n"); + acpi_os_printf("Extended IRQ Resource\n"); - acpi_os_printf (" Resource %s\n", - ACPI_CONSUMER == ext_irq_data->producer_consumer ? - "Consumer" : "Producer"); + acpi_os_printf(" Resource %s\n", + ACPI_CONSUMER == ext_irq_data->producer_consumer ? + "Consumer" : "Producer"); - acpi_os_printf (" %s\n", - ACPI_LEVEL_SENSITIVE == ext_irq_data->edge_level ? - "Level" : "Edge"); + acpi_os_printf(" %s\n", + ACPI_LEVEL_SENSITIVE == ext_irq_data->edge_level ? + "Level" : "Edge"); - acpi_os_printf (" Active %s\n", - ACPI_ACTIVE_LOW == ext_irq_data->active_high_low ? - "low" : "high"); + acpi_os_printf(" Active %s\n", + ACPI_ACTIVE_LOW == ext_irq_data->active_high_low ? + "low" : "high"); - acpi_os_printf (" %s\n", - ACPI_SHARED == ext_irq_data->shared_exclusive ? - "Shared" : "Exclusive"); + acpi_os_printf(" %s\n", + ACPI_SHARED == ext_irq_data->shared_exclusive ? + "Shared" : "Exclusive"); - acpi_os_printf (" Interrupts : %X ( ", ext_irq_data->number_of_interrupts); + acpi_os_printf(" Interrupts : %X ( ", + ext_irq_data->number_of_interrupts); for (index = 0; index < ext_irq_data->number_of_interrupts; index++) { - acpi_os_printf ("%X ", ext_irq_data->interrupts[index]); + acpi_os_printf("%X ", ext_irq_data->interrupts[index]); } - acpi_os_printf (")\n"); + acpi_os_printf(")\n"); - if(0xFF != ext_irq_data->resource_source.index) { - acpi_os_printf (" Resource Source Index: %X", - ext_irq_data->resource_source.index); + if (0xFF != ext_irq_data->resource_source.index) { + acpi_os_printf(" Resource Source Index: %X", + ext_irq_data->resource_source.index); - acpi_os_printf (" Resource Source: %s", - ext_irq_data->resource_source.string_ptr); + acpi_os_printf(" Resource Source: %s", + ext_irq_data->resource_source.string_ptr); } return; } - /******************************************************************************* * * FUNCTION: acpi_rs_dump_resource_list @@ -1021,92 +964,91 @@ acpi_rs_dump_extended_irq ( * ******************************************************************************/ -void -acpi_rs_dump_resource_list ( - struct acpi_resource *resource) +void acpi_rs_dump_resource_list(struct acpi_resource *resource) { - u8 count = 0; - u8 done = FALSE; - - - ACPI_FUNCTION_ENTRY (); + u8 count = 0; + u8 done = FALSE; + ACPI_FUNCTION_ENTRY(); if (acpi_dbg_level & ACPI_LV_RESOURCES && _COMPONENT & acpi_dbg_layer) { while (!done) { - acpi_os_printf ("Resource structure %X.\n", count++); + acpi_os_printf("Resource structure %X.\n", count++); switch (resource->id) { case ACPI_RSTYPE_IRQ: - acpi_rs_dump_irq (&resource->data); + acpi_rs_dump_irq(&resource->data); break; case ACPI_RSTYPE_DMA: - acpi_rs_dump_dma (&resource->data); + acpi_rs_dump_dma(&resource->data); break; case ACPI_RSTYPE_START_DPF: - acpi_rs_dump_start_depend_fns (&resource->data); + acpi_rs_dump_start_depend_fns(&resource->data); break; case ACPI_RSTYPE_END_DPF: - acpi_os_printf ("end_dependent_functions Resource\n"); - /* acpi_rs_dump_end_dependent_functions (Resource->Data);*/ + acpi_os_printf + ("end_dependent_functions Resource\n"); + /* acpi_rs_dump_end_dependent_functions (Resource->Data); */ break; case ACPI_RSTYPE_IO: - acpi_rs_dump_io (&resource->data); + acpi_rs_dump_io(&resource->data); break; case ACPI_RSTYPE_FIXED_IO: - acpi_rs_dump_fixed_io (&resource->data); + acpi_rs_dump_fixed_io(&resource->data); break; case ACPI_RSTYPE_VENDOR: - acpi_rs_dump_vendor_specific (&resource->data); + acpi_rs_dump_vendor_specific(&resource->data); break; case ACPI_RSTYPE_END_TAG: - /*rs_dump_end_tag (Resource->Data);*/ - acpi_os_printf ("end_tag Resource\n"); + /*rs_dump_end_tag (Resource->Data); */ + acpi_os_printf("end_tag Resource\n"); done = TRUE; break; case ACPI_RSTYPE_MEM24: - acpi_rs_dump_memory24 (&resource->data); + acpi_rs_dump_memory24(&resource->data); break; case ACPI_RSTYPE_MEM32: - acpi_rs_dump_memory32 (&resource->data); + acpi_rs_dump_memory32(&resource->data); break; case ACPI_RSTYPE_FIXED_MEM32: - acpi_rs_dump_fixed_memory32 (&resource->data); + acpi_rs_dump_fixed_memory32(&resource->data); break; case ACPI_RSTYPE_ADDRESS16: - acpi_rs_dump_address16 (&resource->data); + acpi_rs_dump_address16(&resource->data); break; case ACPI_RSTYPE_ADDRESS32: - acpi_rs_dump_address32 (&resource->data); + acpi_rs_dump_address32(&resource->data); break; case ACPI_RSTYPE_ADDRESS64: - acpi_rs_dump_address64 (&resource->data); + acpi_rs_dump_address64(&resource->data); break; case ACPI_RSTYPE_EXT_IRQ: - acpi_rs_dump_extended_irq (&resource->data); + acpi_rs_dump_extended_irq(&resource->data); break; default: - acpi_os_printf ("Invalid resource type\n"); + acpi_os_printf("Invalid resource type\n"); break; } - resource = ACPI_PTR_ADD (struct acpi_resource, resource, resource->length); + resource = + ACPI_PTR_ADD(struct acpi_resource, resource, + resource->length); } } @@ -1125,36 +1067,38 @@ acpi_rs_dump_resource_list ( * ******************************************************************************/ -void -acpi_rs_dump_irq_list ( - u8 *route_table) +void acpi_rs_dump_irq_list(u8 * route_table) { - u8 *buffer = route_table; - u8 count = 0; - u8 done = FALSE; - struct acpi_pci_routing_table *prt_element; - - - ACPI_FUNCTION_ENTRY (); + u8 *buffer = route_table; + u8 count = 0; + u8 done = FALSE; + struct acpi_pci_routing_table *prt_element; + ACPI_FUNCTION_ENTRY(); if (acpi_dbg_level & ACPI_LV_RESOURCES && _COMPONENT & acpi_dbg_layer) { - prt_element = ACPI_CAST_PTR (struct acpi_pci_routing_table, buffer); + prt_element = + ACPI_CAST_PTR(struct acpi_pci_routing_table, buffer); while (!done) { - acpi_os_printf ("PCI IRQ Routing Table structure %X.\n", count++); + acpi_os_printf("PCI IRQ Routing Table structure %X.\n", + count++); - acpi_os_printf (" Address: %8.8X%8.8X\n", - ACPI_FORMAT_UINT64 (prt_element->address)); + acpi_os_printf(" Address: %8.8X%8.8X\n", + ACPI_FORMAT_UINT64(prt_element-> + address)); - acpi_os_printf (" Pin: %X\n", prt_element->pin); + acpi_os_printf(" Pin: %X\n", prt_element->pin); - acpi_os_printf (" Source: %s\n", prt_element->source); + acpi_os_printf(" Source: %s\n", prt_element->source); - acpi_os_printf (" source_index: %X\n", prt_element->source_index); + acpi_os_printf(" source_index: %X\n", + prt_element->source_index); buffer += prt_element->length; - prt_element = ACPI_CAST_PTR (struct acpi_pci_routing_table, buffer); + prt_element = + ACPI_CAST_PTR(struct acpi_pci_routing_table, + buffer); if (0 == prt_element->length) { done = TRUE; } @@ -1165,4 +1109,3 @@ acpi_rs_dump_irq_list ( } #endif - diff --git a/drivers/acpi/resources/rsio.c b/drivers/acpi/resources/rsio.c index 23a4d149fac8..d53bbe89e851 100644 --- a/drivers/acpi/resources/rsio.c +++ b/drivers/acpi/resources/rsio.c @@ -41,13 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acresrc.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rsio") - +ACPI_MODULE_NAME("rsio") /******************************************************************************* * @@ -69,24 +67,18 @@ * number of bytes consumed from the byte stream. * ******************************************************************************/ - acpi_status -acpi_rs_io_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_io_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_io); - - - ACPI_FUNCTION_TRACE ("rs_io_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + acpi_size struct_size = ACPI_SIZEOF_RESOURCE(struct acpi_resource_io); + ACPI_FUNCTION_TRACE("rs_io_resource"); /* The number of bytes consumed are Constant */ @@ -104,14 +96,14 @@ acpi_rs_io_resource ( /* Check min_base Address */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); output_struct->data.io.min_base_address = temp16; /* Check max_base Address */ buffer += 2; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); output_struct->data.io.max_base_address = temp16; @@ -136,10 +128,9 @@ acpi_rs_io_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_fixed_io_resource @@ -162,22 +153,18 @@ acpi_rs_io_resource ( ******************************************************************************/ acpi_status -acpi_rs_fixed_io_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_fixed_io_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_fixed_io); - - - ACPI_FUNCTION_TRACE ("rs_fixed_io_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_fixed_io); + ACPI_FUNCTION_TRACE("rs_fixed_io_resource"); /* The number of bytes consumed are Constant */ @@ -188,7 +175,7 @@ acpi_rs_fixed_io_resource ( /* Check Range Base Address */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); output_struct->data.fixed_io.base_address = temp16; @@ -206,10 +193,9 @@ acpi_rs_fixed_io_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_io_stream @@ -227,18 +213,14 @@ acpi_rs_fixed_io_resource ( ******************************************************************************/ acpi_status -acpi_rs_io_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_io_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - - - ACPI_FUNCTION_TRACE ("rs_io_stream"); + u8 *buffer = *output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + ACPI_FUNCTION_TRACE("rs_io_stream"); /* The descriptor field is static */ @@ -256,14 +238,14 @@ acpi_rs_io_stream ( temp16 = (u16) linked_list->data.io.min_base_address; - ACPI_MOVE_16_TO_16 (buffer, &temp16); + ACPI_MOVE_16_TO_16(buffer, &temp16); buffer += 2; /* Set the Range maximum base address */ temp16 = (u16) linked_list->data.io.max_base_address; - ACPI_MOVE_16_TO_16 (buffer, &temp16); + ACPI_MOVE_16_TO_16(buffer, &temp16); buffer += 2; /* Set the base alignment */ @@ -282,11 +264,10 @@ acpi_rs_io_stream ( /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_fixed_io_stream @@ -304,18 +285,14 @@ acpi_rs_io_stream ( ******************************************************************************/ acpi_status -acpi_rs_fixed_io_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_fixed_io_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - - - ACPI_FUNCTION_TRACE ("rs_fixed_io_stream"); + u8 *buffer = *output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + ACPI_FUNCTION_TRACE("rs_fixed_io_stream"); /* The descriptor field is static */ @@ -327,7 +304,7 @@ acpi_rs_fixed_io_stream ( temp16 = (u16) linked_list->data.fixed_io.base_address; - ACPI_MOVE_16_TO_16 (buffer, &temp16); + ACPI_MOVE_16_TO_16(buffer, &temp16); buffer += 2; /* Set the range length */ @@ -339,11 +316,10 @@ acpi_rs_fixed_io_stream ( /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_dma_resource @@ -366,23 +342,18 @@ acpi_rs_fixed_io_stream ( ******************************************************************************/ acpi_status -acpi_rs_dma_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_dma_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u8 temp8 = 0; - u8 index; - u8 i; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_dma); - - - ACPI_FUNCTION_TRACE ("rs_dma_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u8 temp8 = 0; + u8 index; + u8 i; + acpi_size struct_size = ACPI_SIZEOF_RESOURCE(struct acpi_resource_dma); + ACPI_FUNCTION_TRACE("rs_dma_resource"); /* The number of bytes consumed are Constant */ @@ -422,9 +393,9 @@ acpi_rs_dma_resource ( output_struct->data.dma.transfer = temp8 & 0x03; if (0x03 == output_struct->data.dma.transfer) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Invalid DMA.Transfer preference (3)\n")); - return_ACPI_STATUS (AE_BAD_DATA); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid DMA.Transfer preference (3)\n")); + return_ACPI_STATUS(AE_BAD_DATA); } /* Get bus master preference (Bit[2]) */ @@ -442,10 +413,9 @@ acpi_rs_dma_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_dma_stream @@ -463,19 +433,15 @@ acpi_rs_dma_resource ( ******************************************************************************/ acpi_status -acpi_rs_dma_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_dma_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - u8 index; - - - ACPI_FUNCTION_TRACE ("rs_dma_stream"); + u8 *buffer = *output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + u8 index; + ACPI_FUNCTION_TRACE("rs_dma_stream"); /* The descriptor field is static */ @@ -486,8 +452,7 @@ acpi_rs_dma_stream ( /* Loop through all of the Channels and set the mask bits */ for (index = 0; - index < linked_list->data.dma.number_of_channels; - index++) { + index < linked_list->data.dma.number_of_channels; index++) { temp16 = (u16) linked_list->data.dma.channels[index]; temp8 |= 0x1 << temp16; } @@ -506,7 +471,6 @@ acpi_rs_dma_stream ( /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/resources/rsirq.c b/drivers/acpi/resources/rsirq.c index 8a2b630be45b..56043fee96cb 100644 --- a/drivers/acpi/resources/rsirq.c +++ b/drivers/acpi/resources/rsirq.c @@ -41,13 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acresrc.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rsirq") - +ACPI_MODULE_NAME("rsirq") /******************************************************************************* * @@ -69,26 +67,20 @@ * number of bytes consumed from the byte stream. * ******************************************************************************/ - acpi_status -acpi_rs_irq_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_irq_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - u8 index; - u8 i; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_irq); - - - ACPI_FUNCTION_TRACE ("rs_irq_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + u8 index; + u8 i; + acpi_size struct_size = ACPI_SIZEOF_RESOURCE(struct acpi_resource_irq); + ACPI_FUNCTION_TRACE("rs_irq_resource"); /* * The number of bytes consumed are contained in the descriptor @@ -101,7 +93,7 @@ acpi_rs_irq_resource ( /* Point to the 16-bits of Bytes 1 and 2 */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); output_struct->data.irq.number_of_interrupts = 0; @@ -132,14 +124,18 @@ acpi_rs_irq_resource ( /* Check for HE, LL interrupts */ switch (temp8 & 0x09) { - case 0x01: /* HE */ - output_struct->data.irq.edge_level = ACPI_EDGE_SENSITIVE; - output_struct->data.irq.active_high_low = ACPI_ACTIVE_HIGH; + case 0x01: /* HE */ + output_struct->data.irq.edge_level = + ACPI_EDGE_SENSITIVE; + output_struct->data.irq.active_high_low = + ACPI_ACTIVE_HIGH; break; - case 0x08: /* LL */ - output_struct->data.irq.edge_level = ACPI_LEVEL_SENSITIVE; - output_struct->data.irq.active_high_low = ACPI_ACTIVE_LOW; + case 0x08: /* LL */ + output_struct->data.irq.edge_level = + ACPI_LEVEL_SENSITIVE; + output_struct->data.irq.active_high_low = + ACPI_ACTIVE_LOW; break; default: @@ -148,17 +144,16 @@ acpi_rs_irq_resource ( * are allowed (ACPI spec, section "IRQ Format") * so 0x00 and 0x09 are illegal. */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Invalid interrupt polarity/trigger in resource list, %X\n", - temp8)); - return_ACPI_STATUS (AE_BAD_DATA); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid interrupt polarity/trigger in resource list, %X\n", + temp8)); + return_ACPI_STATUS(AE_BAD_DATA); } /* Check for sharable */ output_struct->data.irq.shared_exclusive = (temp8 >> 3) & 0x01; - } - else { + } else { /* * Assume Edge Sensitive, Active High, Non-Sharable * per ACPI Specification @@ -175,10 +170,9 @@ acpi_rs_irq_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_irq_stream @@ -196,32 +190,27 @@ acpi_rs_irq_resource ( ******************************************************************************/ acpi_status -acpi_rs_irq_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_irq_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - u8 index; - u8 IRqinfo_byte_needed; - - - ACPI_FUNCTION_TRACE ("rs_irq_stream"); + u8 *buffer = *output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + u8 index; + u8 IRqinfo_byte_needed; + ACPI_FUNCTION_TRACE("rs_irq_stream"); /* * The descriptor field is set based upon whether a third byte is * needed to contain the IRQ Information. */ if (ACPI_EDGE_SENSITIVE == linked_list->data.irq.edge_level && - ACPI_ACTIVE_HIGH == linked_list->data.irq.active_high_low && - ACPI_EXCLUSIVE == linked_list->data.irq.shared_exclusive) { + ACPI_ACTIVE_HIGH == linked_list->data.irq.active_high_low && + ACPI_EXCLUSIVE == linked_list->data.irq.shared_exclusive) { *buffer = 0x22; IRqinfo_byte_needed = FALSE; - } - else { + } else { *buffer = 0x23; IRqinfo_byte_needed = TRUE; } @@ -231,14 +220,13 @@ acpi_rs_irq_stream ( /* Loop through all of the interrupts and set the mask bits */ - for(index = 0; - index < linked_list->data.irq.number_of_interrupts; - index++) { + for (index = 0; + index < linked_list->data.irq.number_of_interrupts; index++) { temp8 = (u8) linked_list->data.irq.interrupts[index]; temp16 |= 0x1 << temp8; } - ACPI_MOVE_16_TO_16 (buffer, &temp16); + ACPI_MOVE_16_TO_16(buffer, &temp16); buffer += 2; /* Set the IRQ Info byte if needed. */ @@ -246,13 +234,12 @@ acpi_rs_irq_stream ( if (IRqinfo_byte_needed) { temp8 = 0; temp8 = (u8) ((linked_list->data.irq.shared_exclusive & - 0x01) << 4); + 0x01) << 4); if (ACPI_LEVEL_SENSITIVE == linked_list->data.irq.edge_level && - ACPI_ACTIVE_LOW == linked_list->data.irq.active_high_low) { + ACPI_ACTIVE_LOW == linked_list->data.irq.active_high_low) { temp8 |= 0x08; - } - else { + } else { temp8 |= 0x01; } @@ -262,11 +249,10 @@ acpi_rs_irq_stream ( /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_extended_irq_resource @@ -289,34 +275,30 @@ acpi_rs_irq_stream ( ******************************************************************************/ acpi_status -acpi_rs_extended_irq_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_extended_irq_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - u8 *temp_ptr; - u8 index; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_ext_irq); - - - ACPI_FUNCTION_TRACE ("rs_extended_irq_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + u8 *temp_ptr; + u8 index; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_ext_irq); + ACPI_FUNCTION_TRACE("rs_extended_irq_resource"); - /* Point past the Descriptor to get the number of bytes consumed */ + /* Get the Descriptor Length field */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); /* Validate minimum descriptor length */ if (temp16 < 6) { - return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH); + return_ACPI_STATUS(AE_AML_BAD_RESOURCE_LENGTH); } *bytes_consumed = temp16 + 3; @@ -338,7 +320,7 @@ acpi_rs_extended_irq_resource ( * - Edge/Level are defined opposite in the table vs the headers */ output_struct->data.extended_irq.edge_level = - (temp8 & 0x2) ? ACPI_EDGE_SENSITIVE : ACPI_LEVEL_SENSITIVE; + (temp8 & 0x2) ? ACPI_EDGE_SENSITIVE : ACPI_LEVEL_SENSITIVE; /* Check Interrupt Polarity */ @@ -356,7 +338,7 @@ acpi_rs_extended_irq_resource ( /* Must have at least one IRQ */ if (temp8 < 1) { - return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH); + return_ACPI_STATUS(AE_AML_BAD_RESOURCE_LENGTH); } output_struct->data.extended_irq.number_of_interrupts = temp8; @@ -374,8 +356,8 @@ acpi_rs_extended_irq_resource ( /* Cycle through every IRQ in the table */ for (index = 0; index < temp8; index++) { - ACPI_MOVE_32_TO_32 ( - &output_struct->data.extended_irq.interrupts[index], buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.extended_irq. + interrupts[index], buffer); /* Point to the next IRQ */ @@ -393,12 +375,13 @@ acpi_rs_extended_irq_resource ( * we add 1 to the length. */ if (*bytes_consumed > - ((acpi_size) output_struct->data.extended_irq.number_of_interrupts * 4) + - (5 + 1)) { + ((acpi_size) output_struct->data.extended_irq.number_of_interrupts * + 4) + (5 + 1)) { /* Dereference the Index */ temp8 = *buffer; - output_struct->data.extended_irq.resource_source.index = (u32) temp8; + output_struct->data.extended_irq.resource_source.index = + (u32) temp8; /* Point to the String */ @@ -407,15 +390,15 @@ acpi_rs_extended_irq_resource ( /* Point the String pointer to the end of this structure. */ output_struct->data.extended_irq.resource_source.string_ptr = - (char *)((char *) output_struct + struct_size); + (char *)((char *)output_struct + struct_size); temp_ptr = (u8 *) - output_struct->data.extended_irq.resource_source.string_ptr; + output_struct->data.extended_irq.resource_source.string_ptr; /* Copy the string into the buffer */ index = 0; - while (0x00 != *buffer) { + while (*buffer) { *temp_ptr = *buffer; temp_ptr += 1; @@ -425,8 +408,9 @@ acpi_rs_extended_irq_resource ( /* Add the terminating null */ - *temp_ptr = 0x00; - output_struct->data.extended_irq.resource_source.string_length = index + 1; + *temp_ptr = 0; + output_struct->data.extended_irq.resource_source.string_length = + index + 1; /* * In order for the struct_size to fall on a 32-bit boundary, @@ -434,12 +418,13 @@ acpi_rs_extended_irq_resource ( * struct_size to the next 32-bit boundary. */ temp8 = (u8) (index + 1); - struct_size += ACPI_ROUND_UP_to_32_bITS (temp8); - } - else { - output_struct->data.extended_irq.resource_source.index = 0x00; - output_struct->data.extended_irq.resource_source.string_length = 0; - output_struct->data.extended_irq.resource_source.string_ptr = NULL; + struct_size += ACPI_ROUND_UP_to_32_bITS(temp8); + } else { + output_struct->data.extended_irq.resource_source.index = 0; + output_struct->data.extended_irq.resource_source.string_length = + 0; + output_struct->data.extended_irq.resource_source.string_ptr = + NULL; } /* Set the Length parameter */ @@ -449,10 +434,9 @@ acpi_rs_extended_irq_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_extended_irq_stream @@ -470,35 +454,31 @@ acpi_rs_extended_irq_resource ( ******************************************************************************/ acpi_status -acpi_rs_extended_irq_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_extended_irq_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u16 *length_field; - u8 temp8 = 0; - u8 index; - char *temp_pointer = NULL; - - - ACPI_FUNCTION_TRACE ("rs_extended_irq_stream"); + u8 *buffer = *output_buffer; + u16 *length_field; + u8 temp8 = 0; + u8 index; + ACPI_FUNCTION_TRACE("rs_extended_irq_stream"); - /* The descriptor field is static */ + /* Set the Descriptor Type field */ - *buffer = 0x89; + *buffer = ACPI_RDESC_TYPE_EXTENDED_XRUPT; buffer += 1; - /* Set a pointer to the Length field - to be filled in later */ + /* Save a pointer to the Length field - to be filled in later */ - length_field = ACPI_CAST_PTR (u16, buffer); + length_field = ACPI_CAST_PTR(u16, buffer); buffer += 2; /* Set the Interrupt vector flags */ - temp8 = (u8)(linked_list->data.extended_irq.producer_consumer & 0x01); - temp8 |= ((linked_list->data.extended_irq.shared_exclusive & 0x01) << 3); + temp8 = (u8) (linked_list->data.extended_irq.producer_consumer & 0x01); + temp8 |= + ((linked_list->data.extended_irq.shared_exclusive & 0x01) << 3); /* * Set the Interrupt Mode @@ -527,43 +507,46 @@ acpi_rs_extended_irq_stream ( *buffer = temp8; buffer += 1; - for (index = 0; index < linked_list->data.extended_irq.number_of_interrupts; - index++) { - ACPI_MOVE_32_TO_32 (buffer, - &linked_list->data.extended_irq.interrupts[index]); + for (index = 0; + index < linked_list->data.extended_irq.number_of_interrupts; + index++) { + ACPI_MOVE_32_TO_32(buffer, + &linked_list->data.extended_irq. + interrupts[index]); buffer += 4; } /* Resource Source Index and Resource Source are optional */ if (0 != linked_list->data.extended_irq.resource_source.string_length) { - *buffer = (u8) linked_list->data.extended_irq.resource_source.index; + *buffer = + (u8) linked_list->data.extended_irq.resource_source.index; buffer += 1; - temp_pointer = (char *) buffer; - /* Copy the string */ - ACPI_STRCPY (temp_pointer, - linked_list->data.extended_irq.resource_source.string_ptr); + ACPI_STRCPY((char *)buffer, + linked_list->data.extended_irq.resource_source. + string_ptr); /* - * Buffer needs to be set to the length of the sting + one for the + * Buffer needs to be set to the length of the string + one for the * terminating null */ - buffer += (acpi_size) (ACPI_STRLEN ( - linked_list->data.extended_irq.resource_source.string_ptr) + 1); + buffer += + (acpi_size) (ACPI_STRLEN + (linked_list->data.extended_irq. + resource_source.string_ptr) + 1); } /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); /* * Set the length field to the number of bytes consumed * minus the header size (3 bytes) */ *length_field = (u16) (*bytes_consumed - 3); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/resources/rslist.c b/drivers/acpi/resources/rslist.c index db7bcb4e60e3..103eb31c284e 100644 --- a/drivers/acpi/resources/rslist.c +++ b/drivers/acpi/resources/rslist.c @@ -41,13 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acresrc.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rslist") - +ACPI_MODULE_NAME("rslist") /******************************************************************************* * @@ -61,14 +59,10 @@ * a resource descriptor. * ******************************************************************************/ - -u8 -acpi_rs_get_resource_type ( - u8 resource_start_byte) +u8 acpi_rs_get_resource_type(u8 resource_start_byte) { - ACPI_FUNCTION_ENTRY (); - + ACPI_FUNCTION_ENTRY(); /* Determine if this is a small or large resource */ @@ -79,14 +73,12 @@ acpi_rs_get_resource_type ( return ((u8) (resource_start_byte & ACPI_RDESC_SMALL_MASK)); - case ACPI_RDESC_TYPE_LARGE: /* Large Resource Type -- All bits are valid */ return (resource_start_byte); - default: /* Invalid type */ break; @@ -95,7 +87,6 @@ acpi_rs_get_resource_type ( return (0xFF); } - /******************************************************************************* * * FUNCTION: acpi_rs_byte_stream_to_list @@ -113,176 +104,189 @@ acpi_rs_get_resource_type ( ******************************************************************************/ acpi_status -acpi_rs_byte_stream_to_list ( - u8 *byte_stream_buffer, - u32 byte_stream_buffer_length, - u8 *output_buffer) +acpi_rs_byte_stream_to_list(u8 * byte_stream_buffer, + u32 byte_stream_buffer_length, u8 * output_buffer) { - acpi_status status; - acpi_size bytes_parsed = 0; - u8 resource_type = 0; - acpi_size bytes_consumed = 0; - u8 *buffer = output_buffer; - acpi_size structure_size = 0; - u8 end_tag_processed = FALSE; - struct acpi_resource *resource; - - ACPI_FUNCTION_TRACE ("rs_byte_stream_to_list"); - - - while (bytes_parsed < byte_stream_buffer_length && - !end_tag_processed) { + acpi_status status; + acpi_size bytes_parsed = 0; + u8 resource_type = 0; + acpi_size bytes_consumed = 0; + u8 *buffer = output_buffer; + acpi_size structure_size = 0; + u8 end_tag_processed = FALSE; + struct acpi_resource *resource; + + ACPI_FUNCTION_TRACE("rs_byte_stream_to_list"); + + while (bytes_parsed < byte_stream_buffer_length && !end_tag_processed) { /* The next byte in the stream is the resource type */ - resource_type = acpi_rs_get_resource_type (*byte_stream_buffer); + resource_type = acpi_rs_get_resource_type(*byte_stream_buffer); switch (resource_type) { case ACPI_RDESC_TYPE_MEMORY_24: /* * 24-Bit Memory Resource */ - status = acpi_rs_memory24_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_memory24_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_LARGE_VENDOR: /* * Vendor Defined Resource */ - status = acpi_rs_vendor_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_vendor_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_MEMORY_32: /* * 32-Bit Memory Range Resource */ - status = acpi_rs_memory32_range_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = + acpi_rs_memory32_range_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_FIXED_MEMORY_32: /* * 32-Bit Fixed Memory Resource */ - status = acpi_rs_fixed_memory32_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = + acpi_rs_fixed_memory32_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_QWORD_ADDRESS_SPACE: case ACPI_RDESC_TYPE_EXTENDED_ADDRESS_SPACE: /* * 64-Bit Address Resource */ - status = acpi_rs_address64_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_address64_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_DWORD_ADDRESS_SPACE: /* * 32-Bit Address Resource */ - status = acpi_rs_address32_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_address32_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_WORD_ADDRESS_SPACE: /* * 16-Bit Address Resource */ - status = acpi_rs_address16_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_address16_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_EXTENDED_XRUPT: /* * Extended IRQ */ - status = acpi_rs_extended_irq_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = + acpi_rs_extended_irq_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_IRQ_FORMAT: /* * IRQ Resource */ - status = acpi_rs_irq_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_irq_resource(byte_stream_buffer, + &bytes_consumed, &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_DMA_FORMAT: /* * DMA Resource */ - status = acpi_rs_dma_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_dma_resource(byte_stream_buffer, + &bytes_consumed, &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_START_DEPENDENT: /* * Start Dependent Functions Resource */ - status = acpi_rs_start_depend_fns_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = + acpi_rs_start_depend_fns_resource + (byte_stream_buffer, &bytes_consumed, &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_END_DEPENDENT: /* * End Dependent Functions Resource */ - status = acpi_rs_end_depend_fns_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = + acpi_rs_end_depend_fns_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_IO_PORT: /* * IO Port Resource */ - status = acpi_rs_io_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_io_resource(byte_stream_buffer, + &bytes_consumed, &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_FIXED_IO_PORT: /* * Fixed IO Port Resource */ - status = acpi_rs_fixed_io_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_fixed_io_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_SMALL_VENDOR: /* * Vendor Specific Resource */ - status = acpi_rs_vendor_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_vendor_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - case ACPI_RDESC_TYPE_END_TAG: /* * End Tag */ end_tag_processed = TRUE; - status = acpi_rs_end_tag_resource (byte_stream_buffer, - &bytes_consumed, &buffer, &structure_size); + status = acpi_rs_end_tag_resource(byte_stream_buffer, + &bytes_consumed, + &buffer, + &structure_size); break; - default: /* * Invalid/Unknown resource type @@ -291,8 +295,8 @@ acpi_rs_byte_stream_to_list ( break; } - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Update the return value and counter */ @@ -305,21 +309,21 @@ acpi_rs_byte_stream_to_list ( /* Set the Buffer to the next structure */ - resource = ACPI_CAST_PTR (struct acpi_resource, buffer); - resource->length = (u32) ACPI_ALIGN_RESOURCE_SIZE (resource->length); - buffer += ACPI_ALIGN_RESOURCE_SIZE (structure_size); + resource = ACPI_CAST_PTR(struct acpi_resource, buffer); + resource->length = + (u32) ACPI_ALIGN_RESOURCE_SIZE(resource->length); + buffer += ACPI_ALIGN_RESOURCE_SIZE(structure_size); } /* Check the reason for exiting the while loop */ if (!end_tag_processed) { - return_ACPI_STATUS (AE_AML_NO_RESOURCE_END_TAG); + return_ACPI_STATUS(AE_AML_NO_RESOURCE_END_TAG); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_list_to_byte_stream @@ -342,19 +346,16 @@ acpi_rs_byte_stream_to_list ( ******************************************************************************/ acpi_status -acpi_rs_list_to_byte_stream ( - struct acpi_resource *linked_list, - acpi_size byte_stream_size_needed, - u8 *output_buffer) +acpi_rs_list_to_byte_stream(struct acpi_resource *linked_list, + acpi_size byte_stream_size_needed, + u8 * output_buffer) { - acpi_status status; - u8 *buffer = output_buffer; - acpi_size bytes_consumed = 0; - u8 done = FALSE; - - - ACPI_FUNCTION_TRACE ("rs_list_to_byte_stream"); + acpi_status status; + u8 *buffer = output_buffer; + acpi_size bytes_consumed = 0; + u8 done = FALSE; + ACPI_FUNCTION_TRACE("rs_list_to_byte_stream"); while (!done) { switch (linked_list->id) { @@ -362,58 +363,72 @@ acpi_rs_list_to_byte_stream ( /* * IRQ Resource */ - status = acpi_rs_irq_stream (linked_list, &buffer, &bytes_consumed); + status = + acpi_rs_irq_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_DMA: /* * DMA Resource */ - status = acpi_rs_dma_stream (linked_list, &buffer, &bytes_consumed); + status = + acpi_rs_dma_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_START_DPF: /* * Start Dependent Functions Resource */ - status = acpi_rs_start_depend_fns_stream (linked_list, - &buffer, &bytes_consumed); + status = acpi_rs_start_depend_fns_stream(linked_list, + &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_END_DPF: /* * End Dependent Functions Resource */ - status = acpi_rs_end_depend_fns_stream (linked_list, - &buffer, &bytes_consumed); + status = acpi_rs_end_depend_fns_stream(linked_list, + &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_IO: /* * IO Port Resource */ - status = acpi_rs_io_stream (linked_list, &buffer, &bytes_consumed); + status = + acpi_rs_io_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_FIXED_IO: /* * Fixed IO Port Resource */ - status = acpi_rs_fixed_io_stream (linked_list, &buffer, &bytes_consumed); + status = + acpi_rs_fixed_io_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_VENDOR: /* * Vendor Defined Resource */ - status = acpi_rs_vendor_stream (linked_list, &buffer, &bytes_consumed); + status = + acpi_rs_vendor_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_END_TAG: /* * End Tag */ - status = acpi_rs_end_tag_stream (linked_list, &buffer, &bytes_consumed); + status = + acpi_rs_end_tag_stream(linked_list, &buffer, + &bytes_consumed); /* An End Tag indicates the end of the Resource Template */ @@ -424,55 +439,60 @@ acpi_rs_list_to_byte_stream ( /* * 24-Bit Memory Resource */ - status = acpi_rs_memory24_stream (linked_list, &buffer, &bytes_consumed); + status = + acpi_rs_memory24_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_MEM32: /* * 32-Bit Memory Range Resource */ - status = acpi_rs_memory32_range_stream (linked_list, &buffer, - &bytes_consumed); + status = + acpi_rs_memory32_range_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_FIXED_MEM32: /* * 32-Bit Fixed Memory Resource */ - status = acpi_rs_fixed_memory32_stream (linked_list, &buffer, - &bytes_consumed); + status = + acpi_rs_fixed_memory32_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_ADDRESS16: /* * 16-Bit Address Descriptor Resource */ - status = acpi_rs_address16_stream (linked_list, &buffer, - &bytes_consumed); + status = acpi_rs_address16_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_ADDRESS32: /* * 32-Bit Address Descriptor Resource */ - status = acpi_rs_address32_stream (linked_list, &buffer, - &bytes_consumed); + status = acpi_rs_address32_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_ADDRESS64: /* * 64-Bit Address Descriptor Resource */ - status = acpi_rs_address64_stream (linked_list, &buffer, - &bytes_consumed); + status = acpi_rs_address64_stream(linked_list, &buffer, + &bytes_consumed); break; case ACPI_RSTYPE_EXT_IRQ: /* * Extended IRQ Resource */ - status = acpi_rs_extended_irq_stream (linked_list, &buffer, - &bytes_consumed); + status = + acpi_rs_extended_irq_stream(linked_list, &buffer, + &bytes_consumed); break; default: @@ -480,15 +500,15 @@ acpi_rs_list_to_byte_stream ( * If we get here, everything is out of sync, * so exit with an error */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Invalid descriptor type (%X) in resource list\n", - linked_list->id)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid descriptor type (%X) in resource list\n", + linked_list->id)); status = AE_BAD_DATA; break; } - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Set the Buffer to point to the open byte */ @@ -497,10 +517,9 @@ acpi_rs_list_to_byte_stream ( /* Point to the next object */ - linked_list = ACPI_PTR_ADD (struct acpi_resource, - linked_list, linked_list->length); + linked_list = ACPI_PTR_ADD(struct acpi_resource, + linked_list, linked_list->length); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/resources/rsmemory.c b/drivers/acpi/resources/rsmemory.c index 91d0207f01ac..daba1a1ed46d 100644 --- a/drivers/acpi/resources/rsmemory.c +++ b/drivers/acpi/resources/rsmemory.c @@ -41,13 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acresrc.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rsmemory") - +ACPI_MODULE_NAME("rsmemory") /******************************************************************************* * @@ -69,30 +67,25 @@ * number of bytes consumed from the byte stream. * ******************************************************************************/ - acpi_status -acpi_rs_memory24_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_memory24_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_mem24); - - - ACPI_FUNCTION_TRACE ("rs_memory24_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_mem24); + ACPI_FUNCTION_TRACE("rs_memory24_resource"); /* Point past the Descriptor to get the number of bytes consumed */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); buffer += 2; *bytes_consumed = (acpi_size) temp16 + 3; output_struct->id = ACPI_RSTYPE_MEM24; @@ -105,25 +98,25 @@ acpi_rs_memory24_resource ( /* Get min_base_address (Bytes 4-5) */ - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); buffer += 2; output_struct->data.memory24.min_base_address = temp16; /* Get max_base_address (Bytes 6-7) */ - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); buffer += 2; output_struct->data.memory24.max_base_address = temp16; /* Get Alignment (Bytes 8-9) */ - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); buffer += 2; output_struct->data.memory24.alignment = temp16; /* Get range_length (Bytes 10-11) */ - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); output_struct->data.memory24.range_length = temp16; /* Set the Length parameter */ @@ -133,10 +126,9 @@ acpi_rs_memory24_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_memory24_stream @@ -154,18 +146,14 @@ acpi_rs_memory24_resource ( ******************************************************************************/ acpi_status -acpi_rs_memory24_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_memory24_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - - - ACPI_FUNCTION_TRACE ("rs_memory24_stream"); + u8 *buffer = *output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + ACPI_FUNCTION_TRACE("rs_memory24_stream"); /* The descriptor field is static */ @@ -175,7 +163,7 @@ acpi_rs_memory24_stream ( /* The length field is static */ temp16 = 0x09; - ACPI_MOVE_16_TO_16 (buffer, &temp16); + ACPI_MOVE_16_TO_16(buffer, &temp16); buffer += 2; /* Set the Information Byte */ @@ -186,31 +174,32 @@ acpi_rs_memory24_stream ( /* Set the Range minimum base address */ - ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.min_base_address); + ACPI_MOVE_32_TO_16(buffer, + &linked_list->data.memory24.min_base_address); buffer += 2; /* Set the Range maximum base address */ - ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.max_base_address); + ACPI_MOVE_32_TO_16(buffer, + &linked_list->data.memory24.max_base_address); buffer += 2; /* Set the base alignment */ - ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.alignment); + ACPI_MOVE_32_TO_16(buffer, &linked_list->data.memory24.alignment); buffer += 2; /* Set the range length */ - ACPI_MOVE_32_TO_16 (buffer, &linked_list->data.memory24.range_length); + ACPI_MOVE_32_TO_16(buffer, &linked_list->data.memory24.range_length); buffer += 2; /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_memory32_range_resource @@ -233,28 +222,24 @@ acpi_rs_memory24_stream ( ******************************************************************************/ acpi_status -acpi_rs_memory32_range_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_memory32_range_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_mem32); - - - ACPI_FUNCTION_TRACE ("rs_memory32_range_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_mem32); + ACPI_FUNCTION_TRACE("rs_memory32_range_resource"); /* Point past the Descriptor to get the number of bytes consumed */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); buffer += 2; *bytes_consumed = (acpi_size) temp16 + 3; @@ -279,22 +264,24 @@ acpi_rs_memory32_range_resource ( /* Get min_base_address (Bytes 4-7) */ - ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.min_base_address, buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.memory32.min_base_address, + buffer); buffer += 4; /* Get max_base_address (Bytes 8-11) */ - ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.max_base_address, buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.memory32.max_base_address, + buffer); buffer += 4; /* Get Alignment (Bytes 12-15) */ - ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.alignment, buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.memory32.alignment, buffer); buffer += 4; /* Get range_length (Bytes 16-19) */ - ACPI_MOVE_32_TO_32 (&output_struct->data.memory32.range_length, buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.memory32.range_length, buffer); /* Set the Length parameter */ @@ -303,10 +290,9 @@ acpi_rs_memory32_range_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_fixed_memory32_resource @@ -329,27 +315,23 @@ acpi_rs_memory32_range_resource ( ******************************************************************************/ acpi_status -acpi_rs_fixed_memory32_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_fixed_memory32_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_fixed_mem32); - - - ACPI_FUNCTION_TRACE ("rs_fixed_memory32_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_fixed_mem32); + ACPI_FUNCTION_TRACE("rs_fixed_memory32_resource"); /* Point past the Descriptor to get the number of bytes consumed */ buffer += 1; - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); buffer += 2; *bytes_consumed = (acpi_size) temp16 + 3; @@ -364,13 +346,14 @@ acpi_rs_fixed_memory32_resource ( /* Get range_base_address (Bytes 4-7) */ - ACPI_MOVE_32_TO_32 (&output_struct->data.fixed_memory32.range_base_address, - buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.fixed_memory32. + range_base_address, buffer); buffer += 4; /* Get range_length (Bytes 8-11) */ - ACPI_MOVE_32_TO_32 (&output_struct->data.fixed_memory32.range_length, buffer); + ACPI_MOVE_32_TO_32(&output_struct->data.fixed_memory32.range_length, + buffer); /* Set the Length parameter */ @@ -379,10 +362,9 @@ acpi_rs_fixed_memory32_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_memory32_range_stream @@ -400,18 +382,14 @@ acpi_rs_fixed_memory32_resource ( ******************************************************************************/ acpi_status -acpi_rs_memory32_range_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_memory32_range_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - - - ACPI_FUNCTION_TRACE ("rs_memory32_range_stream"); + u8 *buffer = *output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + ACPI_FUNCTION_TRACE("rs_memory32_range_stream"); /* The descriptor field is static */ @@ -422,7 +400,7 @@ acpi_rs_memory32_range_stream ( temp16 = 0x11; - ACPI_MOVE_16_TO_16 (buffer, &temp16); + ACPI_MOVE_16_TO_16(buffer, &temp16); buffer += 2; /* Set the Information Byte */ @@ -433,31 +411,32 @@ acpi_rs_memory32_range_stream ( /* Set the Range minimum base address */ - ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.min_base_address); + ACPI_MOVE_32_TO_32(buffer, + &linked_list->data.memory32.min_base_address); buffer += 4; /* Set the Range maximum base address */ - ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.max_base_address); + ACPI_MOVE_32_TO_32(buffer, + &linked_list->data.memory32.max_base_address); buffer += 4; /* Set the base alignment */ - ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.alignment); + ACPI_MOVE_32_TO_32(buffer, &linked_list->data.memory32.alignment); buffer += 4; /* Set the range length */ - ACPI_MOVE_32_TO_32 (buffer, &linked_list->data.memory32.range_length); + ACPI_MOVE_32_TO_32(buffer, &linked_list->data.memory32.range_length); buffer += 4; /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_fixed_memory32_stream @@ -475,18 +454,14 @@ acpi_rs_memory32_range_stream ( ******************************************************************************/ acpi_status -acpi_rs_fixed_memory32_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_fixed_memory32_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - - - ACPI_FUNCTION_TRACE ("rs_fixed_memory32_stream"); + u8 *buffer = *output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + ACPI_FUNCTION_TRACE("rs_fixed_memory32_stream"); /* The descriptor field is static */ @@ -497,30 +472,31 @@ acpi_rs_fixed_memory32_stream ( temp16 = 0x09; - ACPI_MOVE_16_TO_16 (buffer, &temp16); + ACPI_MOVE_16_TO_16(buffer, &temp16); buffer += 2; /* Set the Information Byte */ - temp8 = (u8) (linked_list->data.fixed_memory32.read_write_attribute & 0x01); + temp8 = + (u8) (linked_list->data.fixed_memory32.read_write_attribute & 0x01); *buffer = temp8; buffer += 1; /* Set the Range base address */ - ACPI_MOVE_32_TO_32 (buffer, - &linked_list->data.fixed_memory32.range_base_address); + ACPI_MOVE_32_TO_32(buffer, + &linked_list->data.fixed_memory32. + range_base_address); buffer += 4; /* Set the range length */ - ACPI_MOVE_32_TO_32 (buffer, - &linked_list->data.fixed_memory32.range_length); + ACPI_MOVE_32_TO_32(buffer, + &linked_list->data.fixed_memory32.range_length); buffer += 4; /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/resources/rsmisc.c b/drivers/acpi/resources/rsmisc.c index a1f1741f0d83..7a8a34e757f5 100644 --- a/drivers/acpi/resources/rsmisc.c +++ b/drivers/acpi/resources/rsmisc.c @@ -41,13 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acresrc.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rsmisc") - +ACPI_MODULE_NAME("rsmisc") /******************************************************************************* * @@ -69,20 +67,15 @@ * number of bytes consumed from the byte stream. * ******************************************************************************/ - acpi_status -acpi_rs_end_tag_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_end_tag_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - struct acpi_resource *output_struct = (void *) *output_buffer; - acpi_size struct_size = ACPI_RESOURCE_LENGTH; - - - ACPI_FUNCTION_TRACE ("rs_end_tag_resource"); + struct acpi_resource *output_struct = (void *)*output_buffer; + acpi_size struct_size = ACPI_RESOURCE_LENGTH; + ACPI_FUNCTION_TRACE("rs_end_tag_resource"); /* The number of bytes consumed is static */ @@ -99,10 +92,9 @@ acpi_rs_end_tag_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_end_tag_stream @@ -120,17 +112,13 @@ acpi_rs_end_tag_resource ( ******************************************************************************/ acpi_status -acpi_rs_end_tag_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_end_tag_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u8 temp8 = 0; - - - ACPI_FUNCTION_TRACE ("rs_end_tag_stream"); + u8 *buffer = *output_buffer; + u8 temp8 = 0; + ACPI_FUNCTION_TRACE("rs_end_tag_stream"); /* The descriptor field is static */ @@ -148,11 +136,10 @@ acpi_rs_end_tag_stream ( /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_vendor_resource @@ -175,23 +162,19 @@ acpi_rs_end_tag_stream ( ******************************************************************************/ acpi_status -acpi_rs_vendor_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_vendor_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - u8 index; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_vendor); - - - ACPI_FUNCTION_TRACE ("rs_vendor_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + u8 index; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_vendor); + ACPI_FUNCTION_TRACE("rs_vendor_resource"); /* Dereference the Descriptor to find if this is a large or small item. */ @@ -204,7 +187,7 @@ acpi_rs_vendor_resource ( /* Dereference */ - ACPI_MOVE_16_TO_16 (&temp16, buffer); + ACPI_MOVE_16_TO_16(&temp16, buffer); /* Calculate bytes consumed */ @@ -213,11 +196,10 @@ acpi_rs_vendor_resource ( /* Point to the first vendor byte */ buffer += 2; - } - else { + } else { /* Small Item, dereference the size */ - temp16 = (u8)(*buffer & 0x07); + temp16 = (u8) (*buffer & 0x07); /* Calculate bytes consumed */ @@ -241,7 +223,7 @@ acpi_rs_vendor_resource ( * calculate the length of the vendor string and expand the * struct_size to the next 32-bit boundary. */ - struct_size += ACPI_ROUND_UP_to_32_bITS (temp16); + struct_size += ACPI_ROUND_UP_to_32_bITS(temp16); /* Set the Length parameter */ @@ -250,10 +232,9 @@ acpi_rs_vendor_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_vendor_stream @@ -271,23 +252,19 @@ acpi_rs_vendor_resource ( ******************************************************************************/ acpi_status -acpi_rs_vendor_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_vendor_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u16 temp16 = 0; - u8 temp8 = 0; - u8 index; - - - ACPI_FUNCTION_TRACE ("rs_vendor_stream"); + u8 *buffer = *output_buffer; + u16 temp16 = 0; + u8 temp8 = 0; + u8 index; + ACPI_FUNCTION_TRACE("rs_vendor_stream"); /* Dereference the length to find if this is a large or small item. */ - if(linked_list->data.vendor_specific.length > 7) { + if (linked_list->data.vendor_specific.length > 7) { /* Large Item, Set the descriptor field and length bytes */ *buffer = 0x84; @@ -295,10 +272,9 @@ acpi_rs_vendor_stream ( temp16 = (u16) linked_list->data.vendor_specific.length; - ACPI_MOVE_16_TO_16 (buffer, &temp16); + ACPI_MOVE_16_TO_16(buffer, &temp16); buffer += 2; - } - else { + } else { /* Small Item, Set the descriptor field */ temp8 = 0x70; @@ -310,7 +286,8 @@ acpi_rs_vendor_stream ( /* Loop through all of the Vendor Specific fields */ - for (index = 0; index < linked_list->data.vendor_specific.length; index++) { + for (index = 0; index < linked_list->data.vendor_specific.length; + index++) { temp8 = linked_list->data.vendor_specific.reserved[index]; *buffer = temp8; @@ -319,11 +296,10 @@ acpi_rs_vendor_stream ( /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_start_depend_fns_resource @@ -346,21 +322,18 @@ acpi_rs_vendor_stream ( ******************************************************************************/ acpi_status -acpi_rs_start_depend_fns_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_start_depend_fns_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, + acpi_size * structure_size) { - u8 *buffer = byte_stream_buffer; - struct acpi_resource *output_struct = (void *) *output_buffer; - u8 temp8 = 0; - acpi_size struct_size = ACPI_SIZEOF_RESOURCE ( - struct acpi_resource_start_dpf); - - - ACPI_FUNCTION_TRACE ("rs_start_depend_fns_resource"); + u8 *buffer = byte_stream_buffer; + struct acpi_resource *output_struct = (void *)*output_buffer; + u8 temp8 = 0; + acpi_size struct_size = + ACPI_SIZEOF_RESOURCE(struct acpi_resource_start_dpf); + ACPI_FUNCTION_TRACE("rs_start_depend_fns_resource"); /* The number of bytes consumed are found in the descriptor (Bits:0-1) */ @@ -378,26 +351,27 @@ acpi_rs_start_depend_fns_resource ( /* Check Compatibility priority */ - output_struct->data.start_dpf.compatibility_priority = temp8 & 0x03; + output_struct->data.start_dpf.compatibility_priority = + temp8 & 0x03; if (3 == output_struct->data.start_dpf.compatibility_priority) { - return_ACPI_STATUS (AE_AML_BAD_RESOURCE_VALUE); + return_ACPI_STATUS(AE_AML_BAD_RESOURCE_VALUE); } /* Check Performance/Robustness preference */ - output_struct->data.start_dpf.performance_robustness = (temp8 >> 2) & 0x03; + output_struct->data.start_dpf.performance_robustness = + (temp8 >> 2) & 0x03; if (3 == output_struct->data.start_dpf.performance_robustness) { - return_ACPI_STATUS (AE_AML_BAD_RESOURCE_VALUE); + return_ACPI_STATUS(AE_AML_BAD_RESOURCE_VALUE); } - } - else { + } else { output_struct->data.start_dpf.compatibility_priority = - ACPI_ACCEPTABLE_CONFIGURATION; + ACPI_ACCEPTABLE_CONFIGURATION; output_struct->data.start_dpf.performance_robustness = - ACPI_ACCEPTABLE_CONFIGURATION; + ACPI_ACCEPTABLE_CONFIGURATION; } /* Set the Length parameter */ @@ -407,10 +381,9 @@ acpi_rs_start_depend_fns_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_end_depend_fns_resource @@ -433,18 +406,14 @@ acpi_rs_start_depend_fns_resource ( ******************************************************************************/ acpi_status -acpi_rs_end_depend_fns_resource ( - u8 *byte_stream_buffer, - acpi_size *bytes_consumed, - u8 **output_buffer, - acpi_size *structure_size) +acpi_rs_end_depend_fns_resource(u8 * byte_stream_buffer, + acpi_size * bytes_consumed, + u8 ** output_buffer, acpi_size * structure_size) { - struct acpi_resource *output_struct = (void *) *output_buffer; - acpi_size struct_size = ACPI_RESOURCE_LENGTH; - - - ACPI_FUNCTION_TRACE ("rs_end_depend_fns_resource"); + struct acpi_resource *output_struct = (void *)*output_buffer; + acpi_size struct_size = ACPI_RESOURCE_LENGTH; + ACPI_FUNCTION_TRACE("rs_end_depend_fns_resource"); /* The number of bytes consumed is static */ @@ -461,10 +430,9 @@ acpi_rs_end_depend_fns_resource ( /* Return the final size of the structure */ *structure_size = struct_size; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_start_depend_fns_stream @@ -483,39 +451,35 @@ acpi_rs_end_depend_fns_resource ( ******************************************************************************/ acpi_status -acpi_rs_start_depend_fns_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_start_depend_fns_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - u8 temp8 = 0; - - - ACPI_FUNCTION_TRACE ("rs_start_depend_fns_stream"); + u8 *buffer = *output_buffer; + u8 temp8 = 0; + ACPI_FUNCTION_TRACE("rs_start_depend_fns_stream"); /* * The descriptor field is set based upon whether a byte is needed * to contain Priority data. */ if (ACPI_ACCEPTABLE_CONFIGURATION == - linked_list->data.start_dpf.compatibility_priority && - ACPI_ACCEPTABLE_CONFIGURATION == - linked_list->data.start_dpf.performance_robustness) { + linked_list->data.start_dpf.compatibility_priority && + ACPI_ACCEPTABLE_CONFIGURATION == + linked_list->data.start_dpf.performance_robustness) { *buffer = 0x30; - } - else { + } else { *buffer = 0x31; buffer += 1; /* Set the Priority Byte Definition */ temp8 = 0; - temp8 = (u8) ((linked_list->data.start_dpf.performance_robustness & - 0x03) << 2); - temp8 |= (linked_list->data.start_dpf.compatibility_priority & - 0x03); + temp8 = + (u8) ((linked_list->data.start_dpf. + performance_robustness & 0x03) << 2); + temp8 |= + (linked_list->data.start_dpf.compatibility_priority & 0x03); *buffer = temp8; } @@ -523,11 +487,10 @@ acpi_rs_start_depend_fns_stream ( /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_rs_end_depend_fns_stream @@ -545,16 +508,12 @@ acpi_rs_start_depend_fns_stream ( ******************************************************************************/ acpi_status -acpi_rs_end_depend_fns_stream ( - struct acpi_resource *linked_list, - u8 **output_buffer, - acpi_size *bytes_consumed) +acpi_rs_end_depend_fns_stream(struct acpi_resource *linked_list, + u8 ** output_buffer, acpi_size * bytes_consumed) { - u8 *buffer = *output_buffer; - - - ACPI_FUNCTION_TRACE ("rs_end_depend_fns_stream"); + u8 *buffer = *output_buffer; + ACPI_FUNCTION_TRACE("rs_end_depend_fns_stream"); /* The descriptor field is static */ @@ -563,7 +522,6 @@ acpi_rs_end_depend_fns_stream ( /* Return the number of bytes consumed in this operation */ - *bytes_consumed = ACPI_PTR_DIFF (buffer, *output_buffer); - return_ACPI_STATUS (AE_OK); + *bytes_consumed = ACPI_PTR_DIFF(buffer, *output_buffer); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/resources/rsutils.c b/drivers/acpi/resources/rsutils.c index 700cf7d65d76..4446778eaf79 100644 --- a/drivers/acpi/resources/rsutils.c +++ b/drivers/acpi/resources/rsutils.c @@ -41,15 +41,12 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acresrc.h> - #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rsutils") - +ACPI_MODULE_NAME("rsutils") /******************************************************************************* * @@ -68,42 +65,36 @@ * and the contents of the callers buffer is undefined. * ******************************************************************************/ - acpi_status -acpi_rs_get_prt_method_data ( - acpi_handle handle, - struct acpi_buffer *ret_buffer) +acpi_rs_get_prt_method_data(acpi_handle handle, struct acpi_buffer *ret_buffer) { - union acpi_operand_object *obj_desc; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("rs_get_prt_method_data"); + union acpi_operand_object *obj_desc; + acpi_status status; + ACPI_FUNCTION_TRACE("rs_get_prt_method_data"); /* Parameters guaranteed valid by caller */ /* Execute the method, no parameters */ - status = acpi_ut_evaluate_object (handle, METHOD_NAME__PRT, - ACPI_BTYPE_PACKAGE, &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_evaluate_object(handle, METHOD_NAME__PRT, + ACPI_BTYPE_PACKAGE, &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* * Create a resource linked list from the byte stream buffer that comes * back from the _CRS method execution. */ - status = acpi_rs_create_pci_routing_table (obj_desc, ret_buffer); + status = acpi_rs_create_pci_routing_table(obj_desc, ret_buffer); /* On exit, we must delete the object returned by evaluate_object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_rs_get_crs_method_data @@ -123,25 +114,21 @@ acpi_rs_get_prt_method_data ( ******************************************************************************/ acpi_status -acpi_rs_get_crs_method_data ( - acpi_handle handle, - struct acpi_buffer *ret_buffer) +acpi_rs_get_crs_method_data(acpi_handle handle, struct acpi_buffer *ret_buffer) { - union acpi_operand_object *obj_desc; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("rs_get_crs_method_data"); + union acpi_operand_object *obj_desc; + acpi_status status; + ACPI_FUNCTION_TRACE("rs_get_crs_method_data"); /* Parameters guaranteed valid by caller */ /* Execute the method, no parameters */ - status = acpi_ut_evaluate_object (handle, METHOD_NAME__CRS, - ACPI_BTYPE_BUFFER, &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_evaluate_object(handle, METHOD_NAME__CRS, + ACPI_BTYPE_BUFFER, &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -149,15 +136,14 @@ acpi_rs_get_crs_method_data ( * byte stream buffer that comes back from the _CRS method * execution. */ - status = acpi_rs_create_resource_list (obj_desc, ret_buffer); + status = acpi_rs_create_resource_list(obj_desc, ret_buffer); /* on exit, we must delete the object returned by evaluate_object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_rs_get_prs_method_data @@ -178,25 +164,21 @@ acpi_rs_get_crs_method_data ( #ifdef ACPI_FUTURE_USAGE acpi_status -acpi_rs_get_prs_method_data ( - acpi_handle handle, - struct acpi_buffer *ret_buffer) +acpi_rs_get_prs_method_data(acpi_handle handle, struct acpi_buffer *ret_buffer) { - union acpi_operand_object *obj_desc; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("rs_get_prs_method_data"); + union acpi_operand_object *obj_desc; + acpi_status status; + ACPI_FUNCTION_TRACE("rs_get_prs_method_data"); /* Parameters guaranteed valid by caller */ /* Execute the method, no parameters */ - status = acpi_ut_evaluate_object (handle, METHOD_NAME__PRS, - ACPI_BTYPE_BUFFER, &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_evaluate_object(handle, METHOD_NAME__PRS, + ACPI_BTYPE_BUFFER, &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -204,15 +186,14 @@ acpi_rs_get_prs_method_data ( * byte stream buffer that comes back from the _CRS method * execution. */ - status = acpi_rs_create_resource_list (obj_desc, ret_buffer); + status = acpi_rs_create_resource_list(obj_desc, ret_buffer); /* on exit, we must delete the object returned by evaluate_object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } -#endif /* ACPI_FUTURE_USAGE */ - +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -234,25 +215,22 @@ acpi_rs_get_prs_method_data ( ******************************************************************************/ acpi_status -acpi_rs_get_method_data ( - acpi_handle handle, - char *path, - struct acpi_buffer *ret_buffer) +acpi_rs_get_method_data(acpi_handle handle, + char *path, struct acpi_buffer *ret_buffer) { - union acpi_operand_object *obj_desc; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("rs_get_method_data"); + union acpi_operand_object *obj_desc; + acpi_status status; + ACPI_FUNCTION_TRACE("rs_get_method_data"); /* Parameters guaranteed valid by caller */ /* Execute the method, no parameters */ - status = acpi_ut_evaluate_object (handle, path, ACPI_BTYPE_BUFFER, &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ut_evaluate_object(handle, path, ACPI_BTYPE_BUFFER, &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -260,12 +238,12 @@ acpi_rs_get_method_data ( * byte stream buffer that comes back from the method * execution. */ - status = acpi_rs_create_resource_list (obj_desc, ret_buffer); + status = acpi_rs_create_resource_list(obj_desc, ret_buffer); /* On exit, we must delete the object returned by evaluate_object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } /******************************************************************************* @@ -287,18 +265,14 @@ acpi_rs_get_method_data ( ******************************************************************************/ acpi_status -acpi_rs_set_srs_method_data ( - acpi_handle handle, - struct acpi_buffer *in_buffer) +acpi_rs_set_srs_method_data(acpi_handle handle, struct acpi_buffer *in_buffer) { - struct acpi_parameter_info info; - union acpi_operand_object *params[2]; - acpi_status status; - struct acpi_buffer buffer; - - - ACPI_FUNCTION_TRACE ("rs_set_srs_method_data"); + struct acpi_parameter_info info; + union acpi_operand_object *params[2]; + acpi_status status; + struct acpi_buffer buffer; + ACPI_FUNCTION_TRACE("rs_set_srs_method_data"); /* Parameters guaranteed valid by caller */ @@ -310,24 +284,24 @@ acpi_rs_set_srs_method_data ( * Convert the linked list into a byte stream */ buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER; - status = acpi_rs_create_byte_stream (in_buffer->pointer, &buffer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_rs_create_byte_stream(in_buffer->pointer, &buffer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Init the param object */ - params[0] = acpi_ut_create_internal_object (ACPI_TYPE_BUFFER); + params[0] = acpi_ut_create_internal_object(ACPI_TYPE_BUFFER); if (!params[0]) { - acpi_os_free (buffer.pointer); - return_ACPI_STATUS (AE_NO_MEMORY); + acpi_os_free(buffer.pointer); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Set up the parameter object */ - params[0]->buffer.length = (u32) buffer.length; + params[0]->buffer.length = (u32) buffer.length; params[0]->buffer.pointer = buffer.pointer; - params[0]->common.flags = AOPOBJ_DATA_VALID; + params[0]->common.flags = AOPOBJ_DATA_VALID; params[1] = NULL; info.node = handle; @@ -336,18 +310,17 @@ acpi_rs_set_srs_method_data ( /* Execute the method, no return value */ - status = acpi_ns_evaluate_relative (METHOD_NAME__SRS, &info); - if (ACPI_SUCCESS (status)) { + status = acpi_ns_evaluate_relative(METHOD_NAME__SRS, &info); + if (ACPI_SUCCESS(status)) { /* Delete any return object (especially if implicit_return is enabled) */ if (info.return_object) { - acpi_ut_remove_reference (info.return_object); + acpi_ut_remove_reference(info.return_object); } } /* Clean up and return the status from acpi_ns_evaluate_relative */ - acpi_ut_remove_reference (params[0]); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(params[0]); + return_ACPI_STATUS(status); } - diff --git a/drivers/acpi/resources/rsxface.c b/drivers/acpi/resources/rsxface.c index 83c944b8b097..ee5a5c509199 100644 --- a/drivers/acpi/resources/rsxface.c +++ b/drivers/acpi/resources/rsxface.c @@ -47,10 +47,9 @@ #include <acpi/acresrc.h> #define _COMPONENT ACPI_RESOURCES - ACPI_MODULE_NAME ("rsxface") +ACPI_MODULE_NAME("rsxface") /* Local macros for 16,32-bit to 64-bit conversion */ - #define ACPI_COPY_FIELD(out, in, field) ((out)->field = (in)->field) #define ACPI_COPY_ADDRESS(out, in) \ ACPI_COPY_FIELD(out, in, resource_type); \ @@ -65,8 +64,6 @@ ACPI_COPY_FIELD(out, in, address_translation_offset); \ ACPI_COPY_FIELD(out, in, address_length); \ ACPI_COPY_FIELD(out, in, resource_source); - - /******************************************************************************* * * FUNCTION: acpi_get_irq_routing_table @@ -89,17 +86,13 @@ * the object indicated by the passed device_handle. * ******************************************************************************/ - acpi_status -acpi_get_irq_routing_table ( - acpi_handle device_handle, - struct acpi_buffer *ret_buffer) +acpi_get_irq_routing_table(acpi_handle device_handle, + struct acpi_buffer *ret_buffer) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_get_irq_routing_table "); + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_get_irq_routing_table "); /* * Must have a valid handle and buffer, So we have to have a handle @@ -108,19 +101,18 @@ acpi_get_irq_routing_table ( * we'll be returning the needed buffer size, so keep going. */ if (!device_handle) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_validate_buffer (ret_buffer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_validate_buffer(ret_buffer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_rs_get_prt_method_data (device_handle, ret_buffer); - return_ACPI_STATUS (status); + status = acpi_rs_get_prt_method_data(device_handle, ret_buffer); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_get_current_resources @@ -146,15 +138,12 @@ acpi_get_irq_routing_table ( ******************************************************************************/ acpi_status -acpi_get_current_resources ( - acpi_handle device_handle, - struct acpi_buffer *ret_buffer) +acpi_get_current_resources(acpi_handle device_handle, + struct acpi_buffer *ret_buffer) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_get_current_resources"); + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_get_current_resources"); /* * Must have a valid handle and buffer, So we have to have a handle @@ -163,19 +152,19 @@ acpi_get_current_resources ( * we'll be returning the needed buffer size, so keep going. */ if (!device_handle) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_validate_buffer (ret_buffer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_validate_buffer(ret_buffer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_rs_get_crs_method_data (device_handle, ret_buffer); - return_ACPI_STATUS (status); + status = acpi_rs_get_crs_method_data(device_handle, ret_buffer); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_get_current_resources); +EXPORT_SYMBOL(acpi_get_current_resources); /******************************************************************************* * @@ -200,15 +189,12 @@ EXPORT_SYMBOL(acpi_get_current_resources); #ifdef ACPI_FUTURE_USAGE acpi_status -acpi_get_possible_resources ( - acpi_handle device_handle, - struct acpi_buffer *ret_buffer) +acpi_get_possible_resources(acpi_handle device_handle, + struct acpi_buffer *ret_buffer) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_get_possible_resources"); + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_get_possible_resources"); /* * Must have a valid handle and buffer, So we have to have a handle @@ -217,20 +203,20 @@ acpi_get_possible_resources ( * we'll be returning the needed buffer size, so keep going. */ if (!device_handle) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_validate_buffer (ret_buffer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_validate_buffer(ret_buffer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_rs_get_prs_method_data (device_handle, ret_buffer); - return_ACPI_STATUS (status); + status = acpi_rs_get_prs_method_data(device_handle, ret_buffer); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_get_possible_resources); -#endif /* ACPI_FUTURE_USAGE */ +EXPORT_SYMBOL(acpi_get_possible_resources); +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -252,37 +238,33 @@ EXPORT_SYMBOL(acpi_get_possible_resources); ******************************************************************************/ acpi_status -acpi_walk_resources ( - acpi_handle device_handle, - char *path, - ACPI_WALK_RESOURCE_CALLBACK user_function, - void *context) +acpi_walk_resources(acpi_handle device_handle, + char *path, + ACPI_WALK_RESOURCE_CALLBACK user_function, void *context) { - acpi_status status; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - struct acpi_resource *resource; - struct acpi_resource *buffer_end; - - - ACPI_FUNCTION_TRACE ("acpi_walk_resources"); + acpi_status status; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + struct acpi_resource *resource; + struct acpi_resource *buffer_end; + ACPI_FUNCTION_TRACE("acpi_walk_resources"); if (!device_handle || - (ACPI_STRNCMP (path, METHOD_NAME__CRS, sizeof (METHOD_NAME__CRS)) && - ACPI_STRNCMP (path, METHOD_NAME__PRS, sizeof (METHOD_NAME__PRS)))) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + (ACPI_STRNCMP(path, METHOD_NAME__CRS, sizeof(METHOD_NAME__CRS)) && + ACPI_STRNCMP(path, METHOD_NAME__PRS, sizeof(METHOD_NAME__PRS)))) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_rs_get_method_data (device_handle, path, &buffer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_rs_get_method_data(device_handle, path, &buffer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Setup pointers */ - resource = (struct acpi_resource *) buffer.pointer; - buffer_end = ACPI_CAST_PTR (struct acpi_resource, - ((u8 *) buffer.pointer + buffer.length)); + resource = (struct acpi_resource *)buffer.pointer; + buffer_end = ACPI_CAST_PTR(struct acpi_resource, + ((u8 *) buffer.pointer + buffer.length)); /* Walk the resource list */ @@ -291,7 +273,7 @@ acpi_walk_resources ( break; } - status = user_function (resource, context); + status = user_function(resource, context); switch (status) { case AE_OK: @@ -318,7 +300,7 @@ acpi_walk_resources ( /* Get the next resource descriptor */ - resource = ACPI_NEXT_RESOURCE (resource); + resource = ACPI_NEXT_RESOURCE(resource); /* Check for end-of-buffer */ @@ -327,13 +309,13 @@ acpi_walk_resources ( } } -cleanup: + cleanup: - acpi_os_free (buffer.pointer); - return_ACPI_STATUS (status); + acpi_os_free(buffer.pointer); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_walk_resources); +EXPORT_SYMBOL(acpi_walk_resources); /******************************************************************************* * @@ -354,30 +336,25 @@ EXPORT_SYMBOL(acpi_walk_resources); ******************************************************************************/ acpi_status -acpi_set_current_resources ( - acpi_handle device_handle, - struct acpi_buffer *in_buffer) +acpi_set_current_resources(acpi_handle device_handle, + struct acpi_buffer *in_buffer) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_set_current_resources"); + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_set_current_resources"); /* Must have a valid handle and buffer */ - if ((!device_handle) || - (!in_buffer) || - (!in_buffer->pointer) || - (!in_buffer->length)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((!device_handle) || + (!in_buffer) || (!in_buffer->pointer) || (!in_buffer->length)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_rs_set_srs_method_data (device_handle, in_buffer); - return_ACPI_STATUS (status); + status = acpi_rs_set_srs_method_data(device_handle, in_buffer); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_set_current_resources); +EXPORT_SYMBOL(acpi_set_current_resources); /****************************************************************************** * @@ -398,41 +375,38 @@ EXPORT_SYMBOL(acpi_set_current_resources); ******************************************************************************/ acpi_status -acpi_resource_to_address64 ( - struct acpi_resource *resource, - struct acpi_resource_address64 *out) +acpi_resource_to_address64(struct acpi_resource *resource, + struct acpi_resource_address64 *out) { - struct acpi_resource_address16 *address16; - struct acpi_resource_address32 *address32; - + struct acpi_resource_address16 *address16; + struct acpi_resource_address32 *address32; switch (resource->id) { case ACPI_RSTYPE_ADDRESS16: - address16 = (struct acpi_resource_address16 *) &resource->data; - ACPI_COPY_ADDRESS (out, address16); + address16 = (struct acpi_resource_address16 *)&resource->data; + ACPI_COPY_ADDRESS(out, address16); break; - case ACPI_RSTYPE_ADDRESS32: - address32 = (struct acpi_resource_address32 *) &resource->data; - ACPI_COPY_ADDRESS (out, address32); + address32 = (struct acpi_resource_address32 *)&resource->data; + ACPI_COPY_ADDRESS(out, address32); break; - case ACPI_RSTYPE_ADDRESS64: /* Simple copy for 64 bit source */ - ACPI_MEMCPY (out, &resource->data, sizeof (struct acpi_resource_address64)); + ACPI_MEMCPY(out, &resource->data, + sizeof(struct acpi_resource_address64)); break; - default: return (AE_BAD_PARAMETER); } return (AE_OK); } + EXPORT_SYMBOL(acpi_resource_to_address64); diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index cbcda30c172d..c6db591479de 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -9,14 +9,10 @@ #include <acpi/acpi_drivers.h> #include <acpi/acinterp.h> /* for acpi_ex_eisa_id_to_string() */ - #define _COMPONENT ACPI_BUS_COMPONENT -ACPI_MODULE_NAME ("scan") - +ACPI_MODULE_NAME("scan") #define STRUCT_TO_INT(s) (*((int*)&s)) - -extern struct acpi_device *acpi_root; - +extern struct acpi_device *acpi_root; #define ACPI_BUS_CLASS "system_bus" #define ACPI_BUS_HID "ACPI_BUS" @@ -27,13 +23,11 @@ static LIST_HEAD(acpi_device_list); DEFINE_SPINLOCK(acpi_device_lock); LIST_HEAD(acpi_wakeup_device_list); -static int -acpi_bus_trim(struct acpi_device *start, - int rmdevice); +static int acpi_bus_trim(struct acpi_device *start, int rmdevice); -static void acpi_device_release(struct kobject * kobj) +static void acpi_device_release(struct kobject *kobj) { - struct acpi_device * dev = container_of(kobj,struct acpi_device,kobj); + struct acpi_device *dev = container_of(kobj, struct acpi_device, kobj); if (dev->pnp.cid_list) kfree(dev->pnp.cid_list); kfree(dev); @@ -41,34 +35,34 @@ static void acpi_device_release(struct kobject * kobj) struct acpi_device_attribute { struct attribute attr; - ssize_t (*show)(struct acpi_device *, char *); - ssize_t (*store)(struct acpi_device *, const char *, size_t); + ssize_t(*show) (struct acpi_device *, char *); + ssize_t(*store) (struct acpi_device *, const char *, size_t); }; typedef void acpi_device_sysfs_files(struct kobject *, - const struct attribute *); + const struct attribute *); static void setup_sys_fs_device_files(struct acpi_device *dev, - acpi_device_sysfs_files *func); + acpi_device_sysfs_files * func); #define create_sysfs_device_files(dev) \ setup_sys_fs_device_files(dev, (acpi_device_sysfs_files *)&sysfs_create_file) #define remove_sysfs_device_files(dev) \ setup_sys_fs_device_files(dev, (acpi_device_sysfs_files *)&sysfs_remove_file) - #define to_acpi_device(n) container_of(n, struct acpi_device, kobj) #define to_handle_attr(n) container_of(n, struct acpi_device_attribute, attr); static ssize_t acpi_device_attr_show(struct kobject *kobj, - struct attribute *attr, char *buf) + struct attribute *attr, char *buf) { struct acpi_device *device = to_acpi_device(kobj); struct acpi_device_attribute *attribute = to_handle_attr(attr); return attribute->show ? attribute->show(device, buf) : -EIO; } static ssize_t acpi_device_attr_store(struct kobject *kobj, - struct attribute *attr, const char *buf, size_t len) + struct attribute *attr, const char *buf, + size_t len) { struct acpi_device *device = to_acpi_device(kobj); struct acpi_device_attribute *attribute = to_handle_attr(attr); @@ -76,13 +70,13 @@ static ssize_t acpi_device_attr_store(struct kobject *kobj, } static struct sysfs_ops acpi_device_sysfs_ops = { - .show = acpi_device_attr_show, - .store = acpi_device_attr_store, + .show = acpi_device_attr_show, + .store = acpi_device_attr_store, }; static struct kobj_type ktype_acpi_ns = { - .sysfs_ops = &acpi_device_sysfs_ops, - .release = acpi_device_release, + .sysfs_ops = &acpi_device_sysfs_ops, + .release = acpi_device_release, }; static int namespace_hotplug(struct kset *kset, struct kobject *kobj, @@ -110,16 +104,16 @@ static struct kset_hotplug_ops namespace_hotplug_ops = { }; static struct kset acpi_namespace_kset = { - .kobj = { - .name = "namespace", - }, + .kobj = { + .name = "namespace", + }, .subsys = &acpi_subsys, - .ktype = &ktype_acpi_ns, + .ktype = &ktype_acpi_ns, .hotplug_ops = &namespace_hotplug_ops, }; - -static void acpi_device_register(struct acpi_device * device, struct acpi_device * parent) +static void acpi_device_register(struct acpi_device *device, + struct acpi_device *parent) { /* * Linkage @@ -134,14 +128,14 @@ static void acpi_device_register(struct acpi_device * device, struct acpi_device spin_lock(&acpi_device_lock); if (device->parent) { list_add_tail(&device->node, &device->parent->children); - list_add_tail(&device->g_list,&device->parent->g_list); + list_add_tail(&device->g_list, &device->parent->g_list); } else - list_add_tail(&device->g_list,&acpi_device_list); + list_add_tail(&device->g_list, &acpi_device_list); if (device->wakeup.flags.valid) - list_add_tail(&device->wakeup_list,&acpi_wakeup_device_list); + list_add_tail(&device->wakeup_list, &acpi_wakeup_device_list); spin_unlock(&acpi_device_lock); - strlcpy(device->kobj.name,device->pnp.bus_id,KOBJ_NAME_LEN); + strlcpy(device->kobj.name, device->pnp.bus_id, KOBJ_NAME_LEN); if (parent) device->kobj.parent = &parent->kobj; device->kobj.ktype = &ktype_acpi_ns; @@ -150,10 +144,7 @@ static void acpi_device_register(struct acpi_device * device, struct acpi_device create_sysfs_device_files(device); } -static int -acpi_device_unregister ( - struct acpi_device *device, - int type) +static int acpi_device_unregister(struct acpi_device *device, int type) { spin_lock(&acpi_device_lock); if (device->parent) { @@ -172,11 +163,7 @@ acpi_device_unregister ( return 0; } -void -acpi_bus_data_handler ( - acpi_handle handle, - u32 function, - void *context) +void acpi_bus_data_handler(acpi_handle handle, u32 function, void *context) { ACPI_FUNCTION_TRACE("acpi_bus_data_handler"); @@ -185,13 +172,11 @@ acpi_bus_data_handler ( return_VOID; } -static int -acpi_bus_get_power_flags ( - struct acpi_device *device) +static int acpi_bus_get_power_flags(struct acpi_device *device) { - acpi_status status = 0; - acpi_handle handle = NULL; - u32 i = 0; + acpi_status status = 0; + acpi_handle handle = NULL; + u32 i = 0; ACPI_FUNCTION_TRACE("acpi_bus_get_power_flags"); @@ -210,11 +195,11 @@ acpi_bus_get_power_flags ( */ for (i = ACPI_STATE_D0; i <= ACPI_STATE_D3; i++) { struct acpi_device_power_state *ps = &device->power.states[i]; - char object_name[5] = {'_','P','R','0'+i,'\0'}; + char object_name[5] = { '_', 'P', 'R', '0' + i, '\0' }; /* Evaluate "_PRx" to se if power resources are referenced */ acpi_evaluate_reference(device->handle, object_name, NULL, - &ps->resources); + &ps->resources); if (ps->resources.count) { device->power.flags.power_resources = 1; ps->flags.valid = 1; @@ -232,7 +217,7 @@ acpi_bus_get_power_flags ( if (ps->resources.count || ps->flags.explicit_set) ps->flags.valid = 1; - ps->power = -1; /* Unknown - driver assigned */ + ps->power = -1; /* Unknown - driver assigned */ ps->latency = -1; /* Unknown - driver assigned */ } @@ -249,13 +234,10 @@ acpi_bus_get_power_flags ( return_VALUE(0); } -int -acpi_match_ids ( - struct acpi_device *device, - char *ids) +int acpi_match_ids(struct acpi_device *device, char *ids) { int error = 0; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; if (device->flags.hardware_id) if (strstr(ids, device->pnp.hardware_id)) @@ -266,27 +248,25 @@ acpi_match_ids ( int i; /* compare multiple _CID entries against driver ids */ - for (i = 0; i < cid_list->count; i++) - { + for (i = 0; i < cid_list->count; i++) { if (strstr(ids, cid_list->id[i].value)) goto Done; } } error = -ENOENT; - Done: + Done: if (buffer.pointer) acpi_os_free(buffer.pointer); return error; } static acpi_status -acpi_bus_extract_wakeup_device_power_package ( - struct acpi_device *device, - union acpi_object *package) +acpi_bus_extract_wakeup_device_power_package(struct acpi_device *device, + union acpi_object *package) { - int i = 0; - union acpi_object *element = NULL; + int i = 0; + union acpi_object *element = NULL; if (!device || !package || (package->package.count < 2)) return AE_BAD_PARAMETER; @@ -296,14 +276,17 @@ acpi_bus_extract_wakeup_device_power_package ( return AE_BAD_PARAMETER; if (element->type == ACPI_TYPE_PACKAGE) { if ((element->package.count < 2) || - (element->package.elements[0].type != ACPI_TYPE_LOCAL_REFERENCE) || - (element->package.elements[1].type != ACPI_TYPE_INTEGER)) + (element->package.elements[0].type != + ACPI_TYPE_LOCAL_REFERENCE) + || (element->package.elements[1].type != ACPI_TYPE_INTEGER)) return AE_BAD_DATA; - device->wakeup.gpe_device = element->package.elements[0].reference.handle; - device->wakeup.gpe_number = (u32)element->package.elements[1].integer.value; - }else if (element->type == ACPI_TYPE_INTEGER) { + device->wakeup.gpe_device = + element->package.elements[0].reference.handle; + device->wakeup.gpe_number = + (u32) element->package.elements[1].integer.value; + } else if (element->type == ACPI_TYPE_INTEGER) { device->wakeup.gpe_number = element->integer.value; - }else + } else return AE_BAD_DATA; element = &(package->package.elements[1]); @@ -316,9 +299,9 @@ acpi_bus_extract_wakeup_device_power_package ( return AE_NO_MEMORY; } device->wakeup.resources.count = package->package.count - 2; - for (i=0; i < device->wakeup.resources.count; i++) { + for (i = 0; i < device->wakeup.resources.count; i++) { element = &(package->package.elements[i + 2]); - if (element->type != ACPI_TYPE_ANY ) { + if (element->type != ACPI_TYPE_ANY) { return AE_BAD_DATA; } @@ -328,13 +311,11 @@ acpi_bus_extract_wakeup_device_power_package ( return AE_OK; } -static int -acpi_bus_get_wakeup_device_flags ( - struct acpi_device *device) +static int acpi_bus_get_wakeup_device_flags(struct acpi_device *device) { - acpi_status status = 0; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - union acpi_object *package = NULL; + acpi_status status = 0; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *package = NULL; ACPI_FUNCTION_TRACE("acpi_bus_get_wakeup_flags"); @@ -345,21 +326,22 @@ acpi_bus_get_wakeup_device_flags ( goto end; } - package = (union acpi_object *) buffer.pointer; + package = (union acpi_object *)buffer.pointer; status = acpi_bus_extract_wakeup_device_power_package(device, package); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error extracting _PRW package\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error extracting _PRW package\n")); goto end; } acpi_os_free(buffer.pointer); device->wakeup.flags.valid = 1; - /* Power button, Lid switch always enable wakeup*/ + /* Power button, Lid switch always enable wakeup */ if (!acpi_match_ids(device, "PNP0C0D,PNP0C0C,PNP0C0E")) device->wakeup.flags.run_wake = 1; -end: + end: if (ACPI_FAILURE(status)) device->flags.wake_capable = 0; return_VALUE(0); @@ -368,8 +350,8 @@ end: /* -------------------------------------------------------------------------- ACPI hotplug sysfs device file support -------------------------------------------------------------------------- */ -static ssize_t acpi_eject_store(struct acpi_device *device, - const char *buf, size_t count); +static ssize_t acpi_eject_store(struct acpi_device *device, + const char *buf, size_t count); #define ACPI_DEVICE_ATTR(_name,_mode,_show,_store) \ static struct acpi_device_attribute acpi_device_attr_##_name = \ @@ -383,12 +365,11 @@ ACPI_DEVICE_ATTR(eject, 0200, NULL, acpi_eject_store); * @func: function pointer to create or destroy the device file */ static void -setup_sys_fs_device_files ( - struct acpi_device *dev, - acpi_device_sysfs_files *func) +setup_sys_fs_device_files(struct acpi_device *dev, + acpi_device_sysfs_files * func) { - acpi_status status; - acpi_handle temp = NULL; + acpi_status status; + acpi_handle temp = NULL; /* * If device has _EJ0, 'eject' file is created that is used to trigger @@ -396,11 +377,10 @@ setup_sys_fs_device_files ( */ status = acpi_get_handle(dev->handle, "_EJ0", &temp); if (ACPI_SUCCESS(status)) - (*(func))(&dev->kobj,&acpi_device_attr_eject.attr); + (*(func)) (&dev->kobj, &acpi_device_attr_eject.attr); } -static int -acpi_eject_operation(acpi_handle handle, int lockable) +static int acpi_eject_operation(acpi_handle handle, int lockable) { struct acpi_object_list arg_list; union acpi_object arg; @@ -429,27 +409,25 @@ acpi_eject_operation(acpi_handle handle, int lockable) status = acpi_evaluate_object(handle, "_EJ0", &arg_list, NULL); if (ACPI_FAILURE(status)) { - return(-ENODEV); + return (-ENODEV); } - return(0); + return (0); } - static ssize_t acpi_eject_store(struct acpi_device *device, const char *buf, size_t count) { - int result; - int ret = count; - int islockable; - acpi_status status; - acpi_handle handle; - acpi_object_type type = 0; + int result; + int ret = count; + int islockable; + acpi_status status; + acpi_handle handle; + acpi_object_type type = 0; if ((!count) || (buf[0] != '1')) { return -EINVAL; } - #ifndef FORCE_EJECT if (device->driver == NULL) { ret = -ENODEV; @@ -457,7 +435,7 @@ acpi_eject_store(struct acpi_device *device, const char *buf, size_t count) } #endif status = acpi_get_type(device->handle, &type); - if (ACPI_FAILURE(status) || (!device->flags.ejectable) ) { + if (ACPI_FAILURE(status) || (!device->flags.ejectable)) { ret = -ENODEV; goto err; } @@ -476,18 +454,15 @@ acpi_eject_store(struct acpi_device *device, const char *buf, size_t count) if (result) { ret = -EBUSY; } -err: + err: return ret; } - /* -------------------------------------------------------------------------- Performance Management -------------------------------------------------------------------------- */ -static int -acpi_bus_get_perf_flags ( - struct acpi_device *device) +static int acpi_bus_get_perf_flags(struct acpi_device *device) { device->performance.state = ACPI_STATE_UNKNOWN; return 0; @@ -500,7 +475,6 @@ acpi_bus_get_perf_flags ( static LIST_HEAD(acpi_bus_drivers); static DECLARE_MUTEX(acpi_bus_drivers_lock); - /** * acpi_bus_match * -------------- @@ -508,16 +482,13 @@ static DECLARE_MUTEX(acpi_bus_drivers_lock); * matches the specified driver's criteria. */ static int -acpi_bus_match ( - struct acpi_device *device, - struct acpi_driver *driver) +acpi_bus_match(struct acpi_device *device, struct acpi_driver *driver) { if (driver && driver->ops.match) return driver->ops.match(device, driver); return acpi_match_ids(device, driver->ids); } - /** * acpi_bus_driver_init * -------------------- @@ -525,11 +496,9 @@ acpi_bus_match ( * driver is bound to a device. Invokes the driver's add() and start() ops. */ static int -acpi_bus_driver_init ( - struct acpi_device *device, - struct acpi_driver *driver) +acpi_bus_driver_init(struct acpi_device *device, struct acpi_driver *driver) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_bus_driver_init"); @@ -553,13 +522,12 @@ acpi_bus_driver_init ( * upon possible configuration and currently allocated resources. */ - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Driver successfully bound to device\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Driver successfully bound to device\n")); return_VALUE(0); } -int -acpi_start_single_object ( - struct acpi_device *device) +static int acpi_start_single_object(struct acpi_device *device) { int result = 0; struct acpi_driver *driver; @@ -578,16 +546,17 @@ acpi_start_single_object ( return_VALUE(result); } -static int acpi_driver_attach(struct acpi_driver * drv) +static int acpi_driver_attach(struct acpi_driver *drv) { - struct list_head * node, * next; + struct list_head *node, *next; int count = 0; ACPI_FUNCTION_TRACE("acpi_driver_attach"); spin_lock(&acpi_device_lock); list_for_each_safe(node, next, &acpi_device_list) { - struct acpi_device * dev = container_of(node, struct acpi_device, g_list); + struct acpi_device *dev = + container_of(node, struct acpi_device, g_list); if (dev->driver || !dev->status.present) continue; @@ -598,7 +567,8 @@ static int acpi_driver_attach(struct acpi_driver * drv) acpi_start_single_object(dev); atomic_inc(&drv->references); count++; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found driver [%s] for device [%s]\n", + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Found driver [%s] for device [%s]\n", drv->name, dev->pnp.bus_id)); } } @@ -608,20 +578,21 @@ static int acpi_driver_attach(struct acpi_driver * drv) return_VALUE(count); } -static int acpi_driver_detach(struct acpi_driver * drv) +static int acpi_driver_detach(struct acpi_driver *drv) { - struct list_head * node, * next; + struct list_head *node, *next; ACPI_FUNCTION_TRACE("acpi_driver_detach"); spin_lock(&acpi_device_lock); - list_for_each_safe(node,next,&acpi_device_list) { - struct acpi_device * dev = container_of(node,struct acpi_device,g_list); + list_for_each_safe(node, next, &acpi_device_list) { + struct acpi_device *dev = + container_of(node, struct acpi_device, g_list); if (dev->driver == drv) { spin_unlock(&acpi_device_lock); if (drv->ops.remove) - drv->ops.remove(dev,ACPI_BUS_REMOVAL_NORMAL); + drv->ops.remove(dev, ACPI_BUS_REMOVAL_NORMAL); spin_lock(&acpi_device_lock); dev->driver = NULL; dev->driver_data = NULL; @@ -640,9 +611,7 @@ static int acpi_driver_detach(struct acpi_driver * drv) * number of devices that were claimed by the driver, or a negative * error status for failure. */ -int -acpi_bus_register_driver ( - struct acpi_driver *driver) +int acpi_bus_register_driver(struct acpi_driver *driver) { int count; @@ -661,8 +630,8 @@ acpi_bus_register_driver ( return_VALUE(count); } -EXPORT_SYMBOL(acpi_bus_register_driver); +EXPORT_SYMBOL(acpi_bus_register_driver); /** * acpi_bus_unregister_driver @@ -670,9 +639,7 @@ EXPORT_SYMBOL(acpi_bus_register_driver); * Unregisters a driver with the ACPI bus. Searches the namespace for all * devices that match the driver's criteria and unbinds. */ -int -acpi_bus_unregister_driver ( - struct acpi_driver *driver) +int acpi_bus_unregister_driver(struct acpi_driver *driver) { int error = 0; @@ -685,11 +652,12 @@ acpi_bus_unregister_driver ( spin_lock(&acpi_device_lock); list_del_init(&driver->node); spin_unlock(&acpi_device_lock); - } - } else + } + } else error = -EINVAL; return_VALUE(error); } + EXPORT_SYMBOL(acpi_bus_unregister_driver); /** @@ -698,18 +666,17 @@ EXPORT_SYMBOL(acpi_bus_unregister_driver); * Parses the list of registered drivers looking for a driver applicable for * the specified device. */ -static int -acpi_bus_find_driver ( - struct acpi_device *device) +static int acpi_bus_find_driver(struct acpi_device *device) { - int result = 0; - struct list_head * node, *next; + int result = 0; + struct list_head *node, *next; ACPI_FUNCTION_TRACE("acpi_bus_find_driver"); spin_lock(&acpi_device_lock); - list_for_each_safe(node,next,&acpi_bus_drivers) { - struct acpi_driver * driver = container_of(node,struct acpi_driver,node); + list_for_each_safe(node, next, &acpi_bus_drivers) { + struct acpi_driver *driver = + container_of(node, struct acpi_driver, node); atomic_inc(&driver->references); spin_unlock(&acpi_device_lock); @@ -723,21 +690,18 @@ acpi_bus_find_driver ( } spin_unlock(&acpi_device_lock); - Done: + Done: return_VALUE(result); } - /* -------------------------------------------------------------------------- Device Enumeration -------------------------------------------------------------------------- */ -static int -acpi_bus_get_flags ( - struct acpi_device *device) +static int acpi_bus_get_flags(struct acpi_device *device) { - acpi_status status = AE_OK; - acpi_handle temp = NULL; + acpi_status status = AE_OK; + acpi_handle temp = NULL; ACPI_FUNCTION_TRACE("acpi_bus_get_flags"); @@ -788,11 +752,12 @@ acpi_bus_get_flags ( return_VALUE(0); } -static void acpi_device_get_busid(struct acpi_device * device, acpi_handle handle, int type) +static void acpi_device_get_busid(struct acpi_device *device, + acpi_handle handle, int type) { - char bus_id[5] = {'?',0}; - struct acpi_buffer buffer = {sizeof(bus_id), bus_id}; - int i = 0; + char bus_id[5] = { '?', 0 }; + struct acpi_buffer buffer = { sizeof(bus_id), bus_id }; + int i = 0; /* * Bus ID @@ -824,21 +789,22 @@ static void acpi_device_get_busid(struct acpi_device * device, acpi_handle handl } } -static void acpi_device_set_id(struct acpi_device * device, struct acpi_device * parent, - acpi_handle handle, int type) +static void acpi_device_set_id(struct acpi_device *device, + struct acpi_device *parent, acpi_handle handle, + int type) { - struct acpi_device_info *info; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - char *hid = NULL; - char *uid = NULL; + struct acpi_device_info *info; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + char *hid = NULL; + char *uid = NULL; struct acpi_compatible_id_list *cid_list = NULL; - acpi_status status; + acpi_status status; switch (type) { case ACPI_BUS_TYPE_DEVICE: status = acpi_get_object_info(handle, &buffer); if (ACPI_FAILURE(status)) { - printk("%s: Error reading device info\n",__FUNCTION__); + printk("%s: Error reading device info\n", __FUNCTION__); return; } @@ -904,7 +870,7 @@ static void acpi_device_set_id(struct acpi_device * device, struct acpi_device * acpi_os_free(buffer.pointer); } -static int acpi_device_set_context(struct acpi_device * device, int type) +static int acpi_device_set_context(struct acpi_device *device, int type) { acpi_status status = AE_OK; int result = 0; @@ -916,10 +882,10 @@ static int acpi_device_set_context(struct acpi_device * device, int type) * to be careful with fixed-feature devices as they all attach to the * root object. */ - if (type != ACPI_BUS_TYPE_POWER_BUTTON && + if (type != ACPI_BUS_TYPE_POWER_BUTTON && type != ACPI_BUS_TYPE_SLEEP_BUTTON) { status = acpi_attach_data(device->handle, - acpi_bus_data_handler, device); + acpi_bus_data_handler, device); if (ACPI_FAILURE(status)) { printk("Error attaching device data\n"); @@ -929,12 +895,13 @@ static int acpi_device_set_context(struct acpi_device * device, int type) return result; } -static void acpi_device_get_debug_info(struct acpi_device * device, acpi_handle handle, int type) +static void acpi_device_get_debug_info(struct acpi_device *device, + acpi_handle handle, int type) { #ifdef CONFIG_ACPI_DEBUG_OUTPUT - char *type_string = NULL; - char name[80] = {'?','\0'}; - struct acpi_buffer buffer = {sizeof(name), name}; + char *type_string = NULL; + char name[80] = { '?', '\0' }; + struct acpi_buffer buffer = { sizeof(name), name }; switch (type) { case ACPI_BUS_TYPE_DEVICE: @@ -968,18 +935,14 @@ static void acpi_device_get_debug_info(struct acpi_device * device, acpi_handle } printk(KERN_DEBUG "Found %s %s [%p]\n", type_string, name, handle); -#endif /*CONFIG_ACPI_DEBUG_OUTPUT*/ +#endif /*CONFIG_ACPI_DEBUG_OUTPUT */ } - -static int -acpi_bus_remove ( - struct acpi_device *dev, - int rmdevice) +static int acpi_bus_remove(struct acpi_device *dev, int rmdevice) { - int result = 0; - struct acpi_driver *driver; - + int result = 0; + struct acpi_driver *driver; + ACPI_FUNCTION_TRACE("acpi_bus_remove"); if (!dev) @@ -1012,22 +975,18 @@ acpi_bus_remove ( if ((dev->parent) && (dev->parent->ops.unbind)) dev->parent->ops.unbind(dev); } - + acpi_device_unregister(dev, ACPI_BUS_REMOVAL_EJECT); return_VALUE(0); } - static int -acpi_add_single_object ( - struct acpi_device **child, - struct acpi_device *parent, - acpi_handle handle, - int type) +acpi_add_single_object(struct acpi_device **child, + struct acpi_device *parent, acpi_handle handle, int type) { - int result = 0; - struct acpi_device *device = NULL; + int result = 0; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_add_single_object"); @@ -1044,7 +1003,7 @@ acpi_add_single_object ( device->handle = handle; device->parent = parent; - acpi_device_get_busid(device,handle,type); + acpi_device_get_busid(device, handle, type); /* * Flags @@ -1092,7 +1051,7 @@ acpi_add_single_object ( * Hardware ID, Unique ID, & Bus Address * ------------------------------------- */ - acpi_device_set_id(device,parent,handle,type); + acpi_device_set_id(device, parent, handle, type); /* * Power Management @@ -1104,7 +1063,7 @@ acpi_add_single_object ( goto end; } - /* + /* * Wakeup device management *----------------------- */ @@ -1124,12 +1083,12 @@ acpi_add_single_object ( goto end; } - if ((result = acpi_device_set_context(device,type))) + if ((result = acpi_device_set_context(device, type))) goto end; - acpi_device_get_debug_info(device,handle,type); + acpi_device_get_debug_info(device, handle, type); - acpi_device_register(device,parent); + acpi_device_register(device, parent); /* * Bind _ADR-Based Devices @@ -1154,7 +1113,7 @@ acpi_add_single_object ( */ result = acpi_bus_find_driver(device); -end: + end: if (!result) *child = device; else { @@ -1166,17 +1125,15 @@ end: return_VALUE(result); } - -static int acpi_bus_scan (struct acpi_device *start, - struct acpi_bus_ops *ops) +static int acpi_bus_scan(struct acpi_device *start, struct acpi_bus_ops *ops) { - acpi_status status = AE_OK; - struct acpi_device *parent = NULL; - struct acpi_device *child = NULL; - acpi_handle phandle = NULL; - acpi_handle chandle = NULL; - acpi_object_type type = 0; - u32 level = 1; + acpi_status status = AE_OK; + struct acpi_device *parent = NULL; + struct acpi_device *child = NULL; + acpi_handle phandle = NULL; + acpi_handle chandle = NULL; + acpi_object_type type = 0; + u32 level = 1; ACPI_FUNCTION_TRACE("acpi_bus_scan"); @@ -1185,7 +1142,7 @@ static int acpi_bus_scan (struct acpi_device *start, parent = start; phandle = start->handle; - + /* * Parse through the ACPI namespace, identify all 'devices', and * create a new 'struct acpi_device' for each. @@ -1193,7 +1150,7 @@ static int acpi_bus_scan (struct acpi_device *start, while ((level > 0) && parent) { status = acpi_get_next_object(ACPI_TYPE_ANY, phandle, - chandle, &chandle); + chandle, &chandle); /* * If this scope is exhausted then move our way back up. @@ -1243,12 +1200,12 @@ static int acpi_bus_scan (struct acpi_device *start, if (ops->acpi_op_add) status = acpi_add_single_object(&child, parent, - chandle, type); - else + chandle, type); + else status = acpi_bus_get_device(chandle, &child); - if (ACPI_FAILURE(status)) - continue; + if (ACPI_FAILURE(status)) + continue; if (ops->acpi_op_start) { status = acpi_start_single_object(child); @@ -1264,7 +1221,7 @@ static int acpi_bus_scan (struct acpi_device *start, * which will be enumerated when the parent is inserted). * * TBD: Need notifications and other detection mechanisms - * in place before we can fully implement this. + * in place before we can fully implement this. */ if (child->status.present) { status = acpi_get_next_object(ACPI_TYPE_ANY, chandle, @@ -1282,11 +1239,8 @@ static int acpi_bus_scan (struct acpi_device *start, } int -acpi_bus_add ( - struct acpi_device **child, - struct acpi_device *parent, - acpi_handle handle, - int type) +acpi_bus_add(struct acpi_device **child, + struct acpi_device *parent, acpi_handle handle, int type) { int result; struct acpi_bus_ops ops; @@ -1301,11 +1255,10 @@ acpi_bus_add ( } return_VALUE(result); } + EXPORT_SYMBOL(acpi_bus_add); -int -acpi_bus_start ( - struct acpi_device *device) +int acpi_bus_start(struct acpi_device *device) { int result; struct acpi_bus_ops ops; @@ -1323,26 +1276,25 @@ acpi_bus_start ( } return_VALUE(result); } + EXPORT_SYMBOL(acpi_bus_start); -static int -acpi_bus_trim(struct acpi_device *start, - int rmdevice) +static int acpi_bus_trim(struct acpi_device *start, int rmdevice) { - acpi_status status; - struct acpi_device *parent, *child; - acpi_handle phandle, chandle; - acpi_object_type type; - u32 level = 1; - int err = 0; - - parent = start; + acpi_status status; + struct acpi_device *parent, *child; + acpi_handle phandle, chandle; + acpi_object_type type; + u32 level = 1; + int err = 0; + + parent = start; phandle = start->handle; child = chandle = NULL; while ((level > 0) && parent && (!err)) { status = acpi_get_next_object(ACPI_TYPE_ANY, phandle, - chandle, &chandle); + chandle, &chandle); /* * If this scope is exhausted then move our way back up. @@ -1381,12 +1333,10 @@ acpi_bus_trim(struct acpi_device *start, return err; } -static int -acpi_bus_scan_fixed ( - struct acpi_device *root) +static int acpi_bus_scan_fixed(struct acpi_device *root) { - int result = 0; - struct acpi_device *device = NULL; + int result = 0; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_bus_scan_fixed"); @@ -1398,14 +1348,16 @@ acpi_bus_scan_fixed ( */ if (acpi_fadt.pwr_button == 0) { result = acpi_add_single_object(&device, acpi_root, - NULL, ACPI_BUS_TYPE_POWER_BUTTON); + NULL, + ACPI_BUS_TYPE_POWER_BUTTON); if (!result) result = acpi_start_single_object(device); } if (acpi_fadt.sleep_button == 0) { result = acpi_add_single_object(&device, acpi_root, - NULL, ACPI_BUS_TYPE_SLEEP_BUTTON); + NULL, + ACPI_BUS_TYPE_SLEEP_BUTTON); if (!result) result = acpi_start_single_object(device); } @@ -1413,7 +1365,6 @@ acpi_bus_scan_fixed ( return_VALUE(result); } - static int __init acpi_scan_init(void) { int result; @@ -1430,7 +1381,7 @@ static int __init acpi_scan_init(void) * Create the root device in the bus's device tree */ result = acpi_add_single_object(&acpi_root, NULL, ACPI_ROOT_OBJECT, - ACPI_BUS_TYPE_SYSTEM); + ACPI_BUS_TYPE_SYSTEM); if (result) goto Done; @@ -1450,7 +1401,7 @@ static int __init acpi_scan_init(void) if (result) acpi_device_unregister(acpi_root, ACPI_BUS_REMOVAL_NORMAL); - Done: + Done: return_VALUE(result); } diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c index 7249ba2b7a27..930427fc0c4b 100644 --- a/drivers/acpi/sleep/main.c +++ b/drivers/acpi/sleep/main.c @@ -23,7 +23,6 @@ u8 sleep_states[ACPI_S_STATE_COUNT]; static struct pm_ops acpi_pm_ops; -extern void do_suspend_lowlevel_s4bios(void); extern void do_suspend_lowlevel(void); static u32 acpi_suspend_states[] = { @@ -98,8 +97,6 @@ static int acpi_pm_enter(suspend_state_t pm_state) case PM_SUSPEND_DISK: if (acpi_pm_ops.pm_disk_mode == PM_DISK_PLATFORM) status = acpi_enter_sleep_state(acpi_state); - else - do_suspend_lowlevel_s4bios(); break; case PM_SUSPEND_MAX: acpi_power_off(); @@ -161,7 +158,15 @@ int acpi_suspend(u32 acpi_state) return -EINVAL; } +static int acpi_pm_state_valid(suspend_state_t pm_state) +{ + u32 acpi_state = acpi_suspend_states[pm_state]; + + return sleep_states[acpi_state]; +} + static struct pm_ops acpi_pm_ops = { + .valid = acpi_pm_state_valid, .prepare = acpi_pm_prepare, .enter = acpi_pm_enter, .finish = acpi_pm_finish, @@ -206,11 +211,6 @@ static int __init acpi_sleep_init(void) printk(" S%d", i); } if (i == ACPI_STATE_S4) { - if (acpi_gbl_FACS->S4bios_f) { - sleep_states[i] = 1; - printk(" S4bios"); - acpi_pm_ops.pm_disk_mode = PM_DISK_FIRMWARE; - } if (sleep_states[i]) acpi_pm_ops.pm_disk_mode = PM_DISK_PLATFORM; } diff --git a/drivers/acpi/sleep/poweroff.c b/drivers/acpi/sleep/poweroff.c index 186b182c5825..af7935a95bcc 100644 --- a/drivers/acpi/sleep/poweroff.c +++ b/drivers/acpi/sleep/poweroff.c @@ -21,9 +21,7 @@ int acpi_sleep_prepare(u32 acpi_state) { #ifdef CONFIG_ACPI_SLEEP /* do we have a wakeup address for S2 and S3? */ - /* Here, we support only S4BIOS, those we set the wakeup address */ - /* S4OS is only supported for now via swsusp.. */ - if (acpi_state == ACPI_STATE_S3 || acpi_state == ACPI_STATE_S4) { + if (acpi_state == ACPI_STATE_S3) { if (!acpi_wakeup_address) { return -EFAULT; } @@ -55,7 +53,11 @@ void acpi_power_off(void) static int acpi_shutdown(struct sys_device *x) { - return acpi_sleep_prepare(ACPI_STATE_S5); + if (system_state == SYSTEM_POWER_OFF) { + /* Prepare if we are going to power off the system */ + return acpi_sleep_prepare(ACPI_STATE_S5); + } + return 0; } static struct sysdev_class acpi_sysclass = { @@ -91,4 +93,4 @@ static int acpi_poweroff_init(void) late_initcall(acpi_poweroff_init); -#endif /* CONFIG_PM */ +#endif /* CONFIG_PM */ diff --git a/drivers/acpi/sleep/proc.c b/drivers/acpi/sleep/proc.c index 1be99f0996d6..4696a85a98b9 100644 --- a/drivers/acpi/sleep/proc.c +++ b/drivers/acpi/sleep/proc.c @@ -13,29 +13,18 @@ #include "sleep.h" -#ifdef CONFIG_ACPI_SLEEP_PROC_SLEEP -#define ACPI_SYSTEM_FILE_SLEEP "sleep" -#endif - -#define ACPI_SYSTEM_FILE_ALARM "alarm" -#define ACPI_SYSTEM_FILE_WAKEUP_DEVICE "wakeup" - #define _COMPONENT ACPI_SYSTEM_COMPONENT -ACPI_MODULE_NAME ("sleep") - +ACPI_MODULE_NAME("sleep") #ifdef CONFIG_ACPI_SLEEP_PROC_SLEEP - static int acpi_system_sleep_seq_show(struct seq_file *seq, void *offset) { - int i; + int i; ACPI_FUNCTION_TRACE("acpi_system_sleep_seq_show"); for (i = 0; i <= ACPI_STATE_S5; i++) { if (sleep_states[i]) { - seq_printf(seq,"S%d ", i); - if (i == ACPI_STATE_S4 && acpi_gbl_FACS->S4bios_f) - seq_printf(seq, "S4bios "); + seq_printf(seq, "S%d ", i); } } @@ -50,24 +39,21 @@ static int acpi_system_sleep_open_fs(struct inode *inode, struct file *file) } static ssize_t -acpi_system_write_sleep ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *ppos) +acpi_system_write_sleep(struct file *file, + const char __user * buffer, size_t count, loff_t * ppos) { - char str[12]; - u32 state = 0; - int error = 0; + char str[12]; + u32 state = 0; + int error = 0; if (count > sizeof(str) - 1) goto Done; - memset(str,0,sizeof(str)); + memset(str, 0, sizeof(str)); if (copy_from_user(str, buffer, count)) return -EFAULT; /* Check for S4 bios request */ - if (!strcmp(str,"4b")) { + if (!strcmp(str, "4b")) { error = acpi_suspend(4); goto Done; } @@ -79,17 +65,17 @@ acpi_system_write_sleep ( } #endif error = acpi_suspend(state); - Done: + Done: return error ? error : count; } -#endif /* CONFIG_ACPI_SLEEP_PROC_SLEEP */ +#endif /* CONFIG_ACPI_SLEEP_PROC_SLEEP */ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset) { - u32 sec, min, hr; - u32 day, mo, yr; - unsigned char rtc_control = 0; - unsigned long flags; + u32 sec, min, hr; + u32 day, mo, yr; + unsigned char rtc_control = 0; + unsigned long flags; ACPI_FUNCTION_TRACE("acpi_system_alarm_seq_show"); @@ -105,13 +91,14 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset) /* ACPI spec: only low 6 its should be cared */ day = CMOS_READ(acpi_gbl_FADT->day_alrm) & 0x3F; else - day = CMOS_READ(RTC_DAY_OF_MONTH); + day = CMOS_READ(RTC_DAY_OF_MONTH); if (acpi_gbl_FADT->mon_alrm) mo = CMOS_READ(acpi_gbl_FADT->mon_alrm); else mo = CMOS_READ(RTC_MONTH); if (acpi_gbl_FADT->century) - yr = CMOS_READ(acpi_gbl_FADT->century) * 100 + CMOS_READ(RTC_YEAR); + yr = CMOS_READ(acpi_gbl_FADT->century) * 100 + + CMOS_READ(RTC_YEAR); else yr = CMOS_READ(RTC_YEAR); @@ -126,33 +113,33 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset) BCD_TO_BIN(yr); } - /* we're trusting the FADT (see above)*/ + /* we're trusting the FADT (see above) */ if (!acpi_gbl_FADT->century) - /* If we're not trusting the FADT, we should at least make it - * right for _this_ century... ehm, what is _this_ century? - * - * TBD: - * ASAP: find piece of code in the kernel, e.g. star tracker driver, - * which we can trust to determine the century correctly. Atom - * watch driver would be nice, too... - * - * if that has not happened, change for first release in 2050: - * if (yr<50) - * yr += 2100; - * else - * yr += 2000; // current line of code - * - * if that has not happened either, please do on 2099/12/31:23:59:59 - * s/2000/2100 - * - */ + /* If we're not trusting the FADT, we should at least make it + * right for _this_ century... ehm, what is _this_ century? + * + * TBD: + * ASAP: find piece of code in the kernel, e.g. star tracker driver, + * which we can trust to determine the century correctly. Atom + * watch driver would be nice, too... + * + * if that has not happened, change for first release in 2050: + * if (yr<50) + * yr += 2100; + * else + * yr += 2000; // current line of code + * + * if that has not happened either, please do on 2099/12/31:23:59:59 + * s/2000/2100 + * + */ yr += 2000; - seq_printf(seq,"%4.4u-", yr); - (mo > 12) ? seq_puts(seq, "**-") : seq_printf(seq, "%2.2u-", mo); - (day > 31) ? seq_puts(seq, "** ") : seq_printf(seq, "%2.2u ", day); - (hr > 23) ? seq_puts(seq, "**:") : seq_printf(seq, "%2.2u:", hr); - (min > 59) ? seq_puts(seq, "**:") : seq_printf(seq, "%2.2u:", min); + seq_printf(seq, "%4.4u-", yr); + (mo > 12) ? seq_puts(seq, "**-") : seq_printf(seq, "%2.2u-", mo); + (day > 31) ? seq_puts(seq, "** ") : seq_printf(seq, "%2.2u ", day); + (hr > 23) ? seq_puts(seq, "**:") : seq_printf(seq, "%2.2u:", hr); + (min > 59) ? seq_puts(seq, "**:") : seq_printf(seq, "%2.2u:", min); (sec > 59) ? seq_puts(seq, "**\n") : seq_printf(seq, "%2.2u\n", sec); return 0; @@ -163,15 +150,11 @@ static int acpi_system_alarm_open_fs(struct inode *inode, struct file *file) return single_open(file, acpi_system_alarm_seq_show, PDE(inode)->data); } - -static int -get_date_field ( - char **p, - u32 *value) +static int get_date_field(char **p, u32 * value) { - char *next = NULL; - char *string_end = NULL; - int result = -EINVAL; + char *next = NULL; + char *string_end = NULL; + int result = -EINVAL; /* * Try to find delimeter, only to insert null. The end of the @@ -193,26 +176,22 @@ get_date_field ( return result; } - static ssize_t -acpi_system_write_alarm ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *ppos) +acpi_system_write_alarm(struct file *file, + const char __user * buffer, size_t count, loff_t * ppos) { - int result = 0; - char alarm_string[30] = {'\0'}; - char *p = alarm_string; - u32 sec, min, hr, day, mo, yr; - int adjust = 0; - unsigned char rtc_control = 0; + int result = 0; + char alarm_string[30] = { '\0' }; + char *p = alarm_string; + u32 sec, min, hr, day, mo, yr; + int adjust = 0; + unsigned char rtc_control = 0; ACPI_FUNCTION_TRACE("acpi_system_write_alarm"); if (count > sizeof(alarm_string) - 1) return_VALUE(-EINVAL); - + if (copy_from_user(alarm_string, buffer, count)) return_VALUE(-EFAULT); @@ -271,10 +250,10 @@ acpi_system_write_alarm ( } if (adjust) { - yr += CMOS_READ(RTC_YEAR); - mo += CMOS_READ(RTC_MONTH); + yr += CMOS_READ(RTC_YEAR); + mo += CMOS_READ(RTC_MONTH); day += CMOS_READ(RTC_DAY_OF_MONTH); - hr += CMOS_READ(RTC_HOURS); + hr += CMOS_READ(RTC_HOURS); min += CMOS_READ(RTC_MINUTES); sec += CMOS_READ(RTC_SECONDS); } @@ -343,7 +322,7 @@ acpi_system_write_alarm ( if (acpi_gbl_FADT->mon_alrm) CMOS_WRITE(mo, acpi_gbl_FADT->mon_alrm); if (acpi_gbl_FADT->century) - CMOS_WRITE(yr/100, acpi_gbl_FADT->century); + CMOS_WRITE(yr / 100, acpi_gbl_FADT->century); /* enable the rtc alarm interrupt */ rtc_control |= RTC_AIE; CMOS_WRITE(rtc_control, RTC_CONTROL); @@ -357,35 +336,33 @@ acpi_system_write_alarm ( *ppos += count; result = 0; -end: + end: return_VALUE(result ? result : count); } -extern struct list_head acpi_wakeup_device_list; +extern struct list_head acpi_wakeup_device_list; extern spinlock_t acpi_device_lock; static int acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset) { - struct list_head * node, * next; + struct list_head *node, *next; seq_printf(seq, "Device Sleep state Status\n"); spin_lock(&acpi_device_lock); list_for_each_safe(node, next, &acpi_wakeup_device_list) { - struct acpi_device * dev = container_of(node, struct acpi_device, wakeup_list); + struct acpi_device *dev = + container_of(node, struct acpi_device, wakeup_list); if (!dev->wakeup.flags.valid) continue; spin_unlock(&acpi_device_lock); - if (dev->wakeup.flags.run_wake) - seq_printf(seq, "%4s %4d %8s\n", - dev->pnp.bus_id, (u32) dev->wakeup.sleep_state, - dev->wakeup.state.enabled ? "*enabled" : "*disabled"); - else - seq_printf(seq, "%4s %4d %8s\n", - dev->pnp.bus_id, (u32) dev->wakeup.sleep_state, - dev->wakeup.state.enabled ? "enabled" : "disabled"); + seq_printf(seq, "%4s %4d %s%8s\n", + dev->pnp.bus_id, + (u32) dev->wakeup.sleep_state, + dev->wakeup.flags.run_wake ? "*" : "", + dev->wakeup.state.enabled ? "enabled" : "disabled"); spin_lock(&acpi_device_lock); } spin_unlock(&acpi_device_lock); @@ -393,19 +370,18 @@ acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset) } static ssize_t -acpi_system_write_wakeup_device ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *ppos) +acpi_system_write_wakeup_device(struct file *file, + const char __user * buffer, + size_t count, loff_t * ppos) { - struct list_head * node, * next; - char strbuf[5]; - char str[5] = ""; - int len = count; + struct list_head *node, *next; + char strbuf[5]; + char str[5] = ""; + int len = count; struct acpi_device *found_dev = NULL; - if (len > 4) len = 4; + if (len > 4) + len = 4; if (copy_from_user(strbuf, buffer, len)) return -EFAULT; @@ -414,28 +390,36 @@ acpi_system_write_wakeup_device ( spin_lock(&acpi_device_lock); list_for_each_safe(node, next, &acpi_wakeup_device_list) { - struct acpi_device * dev = container_of(node, struct acpi_device, wakeup_list); + struct acpi_device *dev = + container_of(node, struct acpi_device, wakeup_list); if (!dev->wakeup.flags.valid) continue; if (!strncmp(dev->pnp.bus_id, str, 4)) { - dev->wakeup.state.enabled = dev->wakeup.state.enabled ? 0:1; + dev->wakeup.state.enabled = + dev->wakeup.state.enabled ? 0 : 1; found_dev = dev; break; } } if (found_dev) { list_for_each_safe(node, next, &acpi_wakeup_device_list) { - struct acpi_device * dev = container_of(node, - struct acpi_device, wakeup_list); + struct acpi_device *dev = container_of(node, + struct + acpi_device, + wakeup_list); if ((dev != found_dev) && - (dev->wakeup.gpe_number == found_dev->wakeup.gpe_number) && - (dev->wakeup.gpe_device == found_dev->wakeup.gpe_device)) { - printk(KERN_WARNING "ACPI: '%s' and '%s' have the same GPE, " - "can't disable/enable one seperately\n", - dev->pnp.bus_id, found_dev->pnp.bus_id); - dev->wakeup.state.enabled = found_dev->wakeup.state.enabled; + (dev->wakeup.gpe_number == + found_dev->wakeup.gpe_number) + && (dev->wakeup.gpe_device == + found_dev->wakeup.gpe_device)) { + printk(KERN_WARNING + "ACPI: '%s' and '%s' have the same GPE, " + "can't disable/enable one seperately\n", + dev->pnp.bus_id, found_dev->pnp.bus_id); + dev->wakeup.state.enabled = + found_dev->wakeup.state.enabled; } } } @@ -446,37 +430,37 @@ acpi_system_write_wakeup_device ( static int acpi_system_wakeup_device_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_system_wakeup_device_seq_show, PDE(inode)->data); + return single_open(file, acpi_system_wakeup_device_seq_show, + PDE(inode)->data); } static struct file_operations acpi_system_wakeup_device_fops = { - .open = acpi_system_wakeup_device_open_fs, - .read = seq_read, - .write = acpi_system_write_wakeup_device, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_system_wakeup_device_open_fs, + .read = seq_read, + .write = acpi_system_write_wakeup_device, + .llseek = seq_lseek, + .release = single_release, }; #ifdef CONFIG_ACPI_SLEEP_PROC_SLEEP static struct file_operations acpi_system_sleep_fops = { - .open = acpi_system_sleep_open_fs, - .read = seq_read, - .write = acpi_system_write_sleep, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_system_sleep_open_fs, + .read = seq_read, + .write = acpi_system_write_sleep, + .llseek = seq_lseek, + .release = single_release, }; -#endif /* CONFIG_ACPI_SLEEP_PROC_SLEEP */ +#endif /* CONFIG_ACPI_SLEEP_PROC_SLEEP */ static struct file_operations acpi_system_alarm_fops = { - .open = acpi_system_alarm_open_fs, - .read = seq_read, - .write = acpi_system_write_alarm, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_system_alarm_open_fs, + .read = seq_read, + .write = acpi_system_write_alarm, + .llseek = seq_lseek, + .release = single_release, }; - -static u32 rtc_handler(void * context) +static u32 rtc_handler(void *context) { acpi_clear_event(ACPI_EVENT_RTC); acpi_disable_event(ACPI_EVENT_RTC, 0); @@ -486,28 +470,31 @@ static u32 rtc_handler(void * context) static int acpi_sleep_proc_init(void) { - struct proc_dir_entry *entry = NULL; + struct proc_dir_entry *entry = NULL; if (acpi_disabled) return 0; - + #ifdef CONFIG_ACPI_SLEEP_PROC_SLEEP - /* 'sleep' [R/W]*/ - entry = create_proc_entry(ACPI_SYSTEM_FILE_SLEEP, - S_IFREG|S_IRUGO|S_IWUSR, acpi_root_dir); + /* 'sleep' [R/W] */ + entry = + create_proc_entry("sleep", S_IFREG | S_IRUGO | S_IWUSR, + acpi_root_dir); if (entry) entry->proc_fops = &acpi_system_sleep_fops; #endif /* 'alarm' [R/W] */ - entry = create_proc_entry(ACPI_SYSTEM_FILE_ALARM, - S_IFREG|S_IRUGO|S_IWUSR, acpi_root_dir); + entry = + create_proc_entry("alarm", S_IFREG | S_IRUGO | S_IWUSR, + acpi_root_dir); if (entry) entry->proc_fops = &acpi_system_alarm_fops; - /* 'wakeup device' [R/W]*/ - entry = create_proc_entry(ACPI_SYSTEM_FILE_WAKEUP_DEVICE, - S_IFREG|S_IRUGO|S_IWUSR, acpi_root_dir); + /* 'wakeup device' [R/W] */ + entry = + create_proc_entry("wakeup", S_IFREG | S_IRUGO | S_IWUSR, + acpi_root_dir); if (entry) entry->proc_fops = &acpi_system_wakeup_device_fops; diff --git a/drivers/acpi/sleep/wakeup.c b/drivers/acpi/sleep/wakeup.c index d9b199969d5d..4134ed43d026 100644 --- a/drivers/acpi/sleep/wakeup.c +++ b/drivers/acpi/sleep/wakeup.c @@ -12,9 +12,9 @@ #include "sleep.h" #define _COMPONENT ACPI_SYSTEM_COMPONENT -ACPI_MODULE_NAME ("wakeup_devices") +ACPI_MODULE_NAME("wakeup_devices") -extern struct list_head acpi_wakeup_device_list; +extern struct list_head acpi_wakeup_device_list; extern spinlock_t acpi_device_lock; #ifdef CONFIG_ACPI_SLEEP @@ -25,22 +25,21 @@ extern spinlock_t acpi_device_lock; * is higher than requested sleep level */ -void -acpi_enable_wakeup_device_prep( - u8 sleep_state) +void acpi_enable_wakeup_device_prep(u8 sleep_state) { - struct list_head * node, * next; + struct list_head *node, *next; ACPI_FUNCTION_TRACE("acpi_enable_wakeup_device_prep"); spin_lock(&acpi_device_lock); list_for_each_safe(node, next, &acpi_wakeup_device_list) { - struct acpi_device * dev = container_of(node, - struct acpi_device, wakeup_list); - - if (!dev->wakeup.flags.valid || - !dev->wakeup.state.enabled || - (sleep_state > (u32) dev->wakeup.sleep_state)) + struct acpi_device *dev = container_of(node, + struct acpi_device, + wakeup_list); + + if (!dev->wakeup.flags.valid || + !dev->wakeup.state.enabled || + (sleep_state > (u32) dev->wakeup.sleep_state)) continue; spin_unlock(&acpi_device_lock); @@ -55,11 +54,9 @@ acpi_enable_wakeup_device_prep( * @sleep_state: ACPI state * Enable all wakup devices's GPE */ -void -acpi_enable_wakeup_device( - u8 sleep_state) +void acpi_enable_wakeup_device(u8 sleep_state) { - struct list_head * node, * next; + struct list_head *node, *next; /* * Caution: this routine must be invoked when interrupt is disabled @@ -68,33 +65,35 @@ acpi_enable_wakeup_device( ACPI_FUNCTION_TRACE("acpi_enable_wakeup_device"); spin_lock(&acpi_device_lock); list_for_each_safe(node, next, &acpi_wakeup_device_list) { - struct acpi_device * dev = container_of(node, - struct acpi_device, wakeup_list); + struct acpi_device *dev = container_of(node, + struct acpi_device, + wakeup_list); /* If users want to disable run-wake GPE, * we only disable it for wake and leave it for runtime */ if (dev->wakeup.flags.run_wake && !dev->wakeup.state.enabled) { spin_unlock(&acpi_device_lock); - acpi_set_gpe_type(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_GPE_TYPE_RUNTIME); + acpi_set_gpe_type(dev->wakeup.gpe_device, + dev->wakeup.gpe_number, + ACPI_GPE_TYPE_RUNTIME); /* Re-enable it, since set_gpe_type will disable it */ - acpi_enable_gpe(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_ISR); + acpi_enable_gpe(dev->wakeup.gpe_device, + dev->wakeup.gpe_number, ACPI_ISR); spin_lock(&acpi_device_lock); continue; } if (!dev->wakeup.flags.valid || - !dev->wakeup.state.enabled || - (sleep_state > (u32) dev->wakeup.sleep_state)) + !dev->wakeup.state.enabled || + (sleep_state > (u32) dev->wakeup.sleep_state)) continue; spin_unlock(&acpi_device_lock); /* run-wake GPE has been enabled */ if (!dev->wakeup.flags.run_wake) - acpi_enable_gpe(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_ISR); + acpi_enable_gpe(dev->wakeup.gpe_device, + dev->wakeup.gpe_number, ACPI_ISR); dev->wakeup.state.active = 1; spin_lock(&acpi_device_lock); } @@ -106,43 +105,43 @@ acpi_enable_wakeup_device( * @sleep_state: ACPI state * Disable all wakup devices's GPE and wakeup capability */ -void -acpi_disable_wakeup_device ( - u8 sleep_state) +void acpi_disable_wakeup_device(u8 sleep_state) { - struct list_head * node, * next; + struct list_head *node, *next; ACPI_FUNCTION_TRACE("acpi_disable_wakeup_device"); spin_lock(&acpi_device_lock); list_for_each_safe(node, next, &acpi_wakeup_device_list) { - struct acpi_device * dev = container_of(node, - struct acpi_device, wakeup_list); + struct acpi_device *dev = container_of(node, + struct acpi_device, + wakeup_list); if (dev->wakeup.flags.run_wake && !dev->wakeup.state.enabled) { spin_unlock(&acpi_device_lock); - acpi_set_gpe_type(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_GPE_TYPE_WAKE_RUN); + acpi_set_gpe_type(dev->wakeup.gpe_device, + dev->wakeup.gpe_number, + ACPI_GPE_TYPE_WAKE_RUN); /* Re-enable it, since set_gpe_type will disable it */ - acpi_enable_gpe(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_NOT_ISR); + acpi_enable_gpe(dev->wakeup.gpe_device, + dev->wakeup.gpe_number, ACPI_NOT_ISR); spin_lock(&acpi_device_lock); continue; } - if (!dev->wakeup.flags.valid || - !dev->wakeup.state.active || - (sleep_state > (u32) dev->wakeup.sleep_state)) + if (!dev->wakeup.flags.valid || + !dev->wakeup.state.active || + (sleep_state > (u32) dev->wakeup.sleep_state)) continue; spin_unlock(&acpi_device_lock); acpi_disable_wakeup_device_power(dev); /* Never disable run-wake GPE */ if (!dev->wakeup.flags.run_wake) { - acpi_disable_gpe(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_NOT_ISR); - acpi_clear_gpe(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_NOT_ISR); + acpi_disable_gpe(dev->wakeup.gpe_device, + dev->wakeup.gpe_number, ACPI_NOT_ISR); + acpi_clear_gpe(dev->wakeup.gpe_device, + dev->wakeup.gpe_number, ACPI_NOT_ISR); } dev->wakeup.state.active = 0; spin_lock(&acpi_device_lock); @@ -152,7 +151,7 @@ acpi_disable_wakeup_device ( static int __init acpi_wakeup_device_init(void) { - struct list_head * node, * next; + struct list_head *node, *next; if (acpi_disabled) return 0; @@ -160,16 +159,18 @@ static int __init acpi_wakeup_device_init(void) spin_lock(&acpi_device_lock); list_for_each_safe(node, next, &acpi_wakeup_device_list) { - struct acpi_device * dev = container_of(node, - struct acpi_device, wakeup_list); - + struct acpi_device *dev = container_of(node, + struct acpi_device, + wakeup_list); + /* In case user doesn't load button driver */ if (dev->wakeup.flags.run_wake && !dev->wakeup.state.enabled) { spin_unlock(&acpi_device_lock); - acpi_set_gpe_type(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_GPE_TYPE_WAKE_RUN); - acpi_enable_gpe(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_NOT_ISR); + acpi_set_gpe_type(dev->wakeup.gpe_device, + dev->wakeup.gpe_number, + ACPI_GPE_TYPE_WAKE_RUN); + acpi_enable_gpe(dev->wakeup.gpe_device, + dev->wakeup.gpe_number, ACPI_NOT_ISR); dev->wakeup.state.enabled = 1; spin_lock(&acpi_device_lock); } @@ -193,17 +194,19 @@ late_initcall(acpi_wakeup_device_init); */ void acpi_wakeup_gpe_poweroff_prepare(void) { - struct list_head * node, * next; + struct list_head *node, *next; list_for_each_safe(node, next, &acpi_wakeup_device_list) { - struct acpi_device * dev = container_of(node, - struct acpi_device, wakeup_list); + struct acpi_device *dev = container_of(node, + struct acpi_device, + wakeup_list); /* The GPE can wakeup system from S5, don't touch it */ - if ((u32)dev->wakeup.sleep_state == ACPI_STATE_S5) + if ((u32) dev->wakeup.sleep_state == ACPI_STATE_S5) continue; /* acpi_set_gpe_type will automatically disable GPE */ acpi_set_gpe_type(dev->wakeup.gpe_device, - dev->wakeup.gpe_number, ACPI_GPE_TYPE_RUNTIME); + dev->wakeup.gpe_number, + ACPI_GPE_TYPE_RUNTIME); } } diff --git a/drivers/acpi/system.c b/drivers/acpi/system.c index 8925a6ca5f87..e4308c7a6743 100644 --- a/drivers/acpi/system.c +++ b/drivers/acpi/system.c @@ -30,10 +30,8 @@ #include <acpi/acpi_drivers.h> - #define _COMPONENT ACPI_SYSTEM_COMPONENT -ACPI_MODULE_NAME ("acpi_system") - +ACPI_MODULE_NAME("acpi_system") #define ACPI_SYSTEM_CLASS "system" #define ACPI_SYSTEM_DRIVER_NAME "ACPI System Driver" #define ACPI_SYSTEM_DEVICE_NAME "System" @@ -41,15 +39,13 @@ ACPI_MODULE_NAME ("acpi_system") #define ACPI_SYSTEM_FILE_EVENT "event" #define ACPI_SYSTEM_FILE_DSDT "dsdt" #define ACPI_SYSTEM_FILE_FADT "fadt" - -extern FADT_DESCRIPTOR acpi_fadt; +extern FADT_DESCRIPTOR acpi_fadt; /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ -static int -acpi_system_read_info (struct seq_file *seq, void *offset) +static int acpi_system_read_info(struct seq_file *seq, void *offset) { ACPI_FUNCTION_TRACE("acpi_system_read_info"); @@ -63,28 +59,26 @@ static int acpi_system_info_open_fs(struct inode *inode, struct file *file) } static struct file_operations acpi_system_info_ops = { - .open = acpi_system_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_system_info_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; -static ssize_t acpi_system_read_dsdt (struct file*, char __user *, size_t, loff_t*); +static ssize_t acpi_system_read_dsdt(struct file *, char __user *, size_t, + loff_t *); static struct file_operations acpi_system_dsdt_ops = { - .read = acpi_system_read_dsdt, + .read = acpi_system_read_dsdt, }; static ssize_t -acpi_system_read_dsdt ( - struct file *file, - char __user *buffer, - size_t count, - loff_t *ppos) +acpi_system_read_dsdt(struct file *file, + char __user * buffer, size_t count, loff_t * ppos) { - acpi_status status = AE_OK; - struct acpi_buffer dsdt = {ACPI_ALLOCATE_BUFFER, NULL}; - ssize_t res; + acpi_status status = AE_OK; + struct acpi_buffer dsdt = { ACPI_ALLOCATE_BUFFER, NULL }; + ssize_t res; ACPI_FUNCTION_TRACE("acpi_system_read_dsdt"); @@ -99,23 +93,20 @@ acpi_system_read_dsdt ( return_VALUE(res); } - -static ssize_t acpi_system_read_fadt (struct file*, char __user *, size_t, loff_t*); +static ssize_t acpi_system_read_fadt(struct file *, char __user *, size_t, + loff_t *); static struct file_operations acpi_system_fadt_ops = { - .read = acpi_system_read_fadt, + .read = acpi_system_read_fadt, }; static ssize_t -acpi_system_read_fadt ( - struct file *file, - char __user *buffer, - size_t count, - loff_t *ppos) +acpi_system_read_fadt(struct file *file, + char __user * buffer, size_t count, loff_t * ppos) { - acpi_status status = AE_OK; - struct acpi_buffer fadt = {ACPI_ALLOCATE_BUFFER, NULL}; - ssize_t res; + acpi_status status = AE_OK; + struct acpi_buffer fadt = { ACPI_ALLOCATE_BUFFER, NULL }; + ssize_t res; ACPI_FUNCTION_TRACE("acpi_system_read_fadt"); @@ -130,12 +121,11 @@ acpi_system_read_fadt ( return_VALUE(res); } - -static int __init acpi_system_init (void) +static int __init acpi_system_init(void) { - struct proc_dir_entry *entry; + struct proc_dir_entry *entry; int error = 0; - char * name; + char *name; ACPI_FUNCTION_TRACE("acpi_system_init"); @@ -144,8 +134,7 @@ static int __init acpi_system_init (void) /* 'info' [R] */ name = ACPI_SYSTEM_FILE_INFO; - entry = create_proc_entry(name, - S_IRUGO, acpi_root_dir); + entry = create_proc_entry(name, S_IRUGO, acpi_root_dir); if (!entry) goto Error; else { @@ -157,7 +146,7 @@ static int __init acpi_system_init (void) entry = create_proc_entry(name, S_IRUSR, acpi_root_dir); if (entry) entry->proc_fops = &acpi_system_dsdt_ops; - else + else goto Error; /* 'fadt' [R] */ @@ -168,12 +157,12 @@ static int __init acpi_system_init (void) else goto Error; - Done: + Done: return_VALUE(error); - Error: - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' proc fs entry\n", name)); + Error: + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create '%s' proc fs entry\n", name)); remove_proc_entry(ACPI_SYSTEM_FILE_FADT, acpi_root_dir); remove_proc_entry(ACPI_SYSTEM_FILE_DSDT, acpi_root_dir); @@ -183,5 +172,4 @@ static int __init acpi_system_init (void) goto Done; } - subsys_initcall(acpi_system_init); diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c index fb64bd5d2e18..a2bf25b05e1c 100644 --- a/drivers/acpi/tables.c +++ b/drivers/acpi/tables.c @@ -40,25 +40,25 @@ #define ACPI_MAX_TABLES 256 static char *acpi_table_signatures[ACPI_TABLE_COUNT] = { - [ACPI_TABLE_UNKNOWN] = "????", - [ACPI_APIC] = "APIC", - [ACPI_BOOT] = "BOOT", - [ACPI_DBGP] = "DBGP", - [ACPI_DSDT] = "DSDT", - [ACPI_ECDT] = "ECDT", - [ACPI_ETDT] = "ETDT", - [ACPI_FADT] = "FACP", - [ACPI_FACS] = "FACS", - [ACPI_OEMX] = "OEM", - [ACPI_PSDT] = "PSDT", - [ACPI_SBST] = "SBST", - [ACPI_SLIT] = "SLIT", - [ACPI_SPCR] = "SPCR", - [ACPI_SRAT] = "SRAT", - [ACPI_SSDT] = "SSDT", - [ACPI_SPMI] = "SPMI", - [ACPI_HPET] = "HPET", - [ACPI_MCFG] = "MCFG", + [ACPI_TABLE_UNKNOWN] = "????", + [ACPI_APIC] = "APIC", + [ACPI_BOOT] = "BOOT", + [ACPI_DBGP] = "DBGP", + [ACPI_DSDT] = "DSDT", + [ACPI_ECDT] = "ECDT", + [ACPI_ETDT] = "ETDT", + [ACPI_FADT] = "FACP", + [ACPI_FACS] = "FACS", + [ACPI_OEMX] = "OEM", + [ACPI_PSDT] = "PSDT", + [ACPI_SBST] = "SBST", + [ACPI_SLIT] = "SLIT", + [ACPI_SPCR] = "SPCR", + [ACPI_SRAT] = "SRAT", + [ACPI_SSDT] = "SSDT", + [ACPI_SPMI] = "SPMI", + [ACPI_HPET] = "HPET", + [ACPI_MCFG] = "MCFG", }; static char *mps_inti_flags_polarity[] = { "dfl", "high", "res", "low" }; @@ -66,52 +66,44 @@ static char *mps_inti_flags_trigger[] = { "dfl", "edge", "res", "level" }; /* System Description Table (RSDT/XSDT) */ struct acpi_table_sdt { - unsigned long pa; - enum acpi_table_id id; - unsigned long size; + unsigned long pa; + enum acpi_table_id id; + unsigned long size; } __attribute__ ((packed)); -static unsigned long sdt_pa; /* Physical Address */ -static unsigned long sdt_count; /* Table count */ +static unsigned long sdt_pa; /* Physical Address */ +static unsigned long sdt_count; /* Table count */ -static struct acpi_table_sdt sdt_entry[ACPI_MAX_TABLES]; +static struct acpi_table_sdt sdt_entry[ACPI_MAX_TABLES]; -void -acpi_table_print ( - struct acpi_table_header *header, - unsigned long phys_addr) +void acpi_table_print(struct acpi_table_header *header, unsigned long phys_addr) { - char *name = NULL; + char *name = NULL; if (!header) return; /* Some table signatures aren't good table names */ - if (!strncmp((char *) &header->signature, - acpi_table_signatures[ACPI_APIC], - sizeof(header->signature))) { + if (!strncmp((char *)&header->signature, + acpi_table_signatures[ACPI_APIC], + sizeof(header->signature))) { name = "MADT"; - } - else if (!strncmp((char *) &header->signature, - acpi_table_signatures[ACPI_FADT], - sizeof(header->signature))) { + } else if (!strncmp((char *)&header->signature, + acpi_table_signatures[ACPI_FADT], + sizeof(header->signature))) { name = "FADT"; - } - else + } else name = header->signature; - printk(KERN_DEBUG PREFIX "%.4s (v%3.3d %6.6s %8.8s 0x%08x %.4s 0x%08x) @ 0x%p\n", - name, header->revision, header->oem_id, - header->oem_table_id, header->oem_revision, - header->asl_compiler_id, header->asl_compiler_revision, - (void *) phys_addr); + printk(KERN_DEBUG PREFIX + "%.4s (v%3.3d %6.6s %8.8s 0x%08x %.4s 0x%08x) @ 0x%p\n", name, + header->revision, header->oem_id, header->oem_table_id, + header->oem_revision, header->asl_compiler_id, + header->asl_compiler_revision, (void *)phys_addr); } - -void -acpi_table_print_madt_entry ( - acpi_table_entry_header *header) +void acpi_table_print_madt_entry(acpi_table_entry_header * header) { if (!header) return; @@ -119,113 +111,127 @@ acpi_table_print_madt_entry ( switch (header->type) { case ACPI_MADT_LAPIC: - { - struct acpi_table_lapic *p = - (struct acpi_table_lapic*) header; - printk(KERN_INFO PREFIX "LAPIC (acpi_id[0x%02x] lapic_id[0x%02x] %s)\n", - p->acpi_id, p->id, p->flags.enabled?"enabled":"disabled"); - } + { + struct acpi_table_lapic *p = + (struct acpi_table_lapic *)header; + printk(KERN_INFO PREFIX + "LAPIC (acpi_id[0x%02x] lapic_id[0x%02x] %s)\n", + p->acpi_id, p->id, + p->flags.enabled ? "enabled" : "disabled"); + } break; case ACPI_MADT_IOAPIC: - { - struct acpi_table_ioapic *p = - (struct acpi_table_ioapic*) header; - printk(KERN_INFO PREFIX "IOAPIC (id[0x%02x] address[0x%08x] gsi_base[%d])\n", - p->id, p->address, p->global_irq_base); - } + { + struct acpi_table_ioapic *p = + (struct acpi_table_ioapic *)header; + printk(KERN_INFO PREFIX + "IOAPIC (id[0x%02x] address[0x%08x] gsi_base[%d])\n", + p->id, p->address, p->global_irq_base); + } break; case ACPI_MADT_INT_SRC_OVR: - { - struct acpi_table_int_src_ovr *p = - (struct acpi_table_int_src_ovr*) header; - printk(KERN_INFO PREFIX "INT_SRC_OVR (bus %d bus_irq %d global_irq %d %s %s)\n", - p->bus, p->bus_irq, p->global_irq, - mps_inti_flags_polarity[p->flags.polarity], - mps_inti_flags_trigger[p->flags.trigger]); - if(p->flags.reserved) - printk(KERN_INFO PREFIX "INT_SRC_OVR unexpected reserved flags: 0x%x\n", - p->flags.reserved); + { + struct acpi_table_int_src_ovr *p = + (struct acpi_table_int_src_ovr *)header; + printk(KERN_INFO PREFIX + "INT_SRC_OVR (bus %d bus_irq %d global_irq %d %s %s)\n", + p->bus, p->bus_irq, p->global_irq, + mps_inti_flags_polarity[p->flags.polarity], + mps_inti_flags_trigger[p->flags.trigger]); + if (p->flags.reserved) + printk(KERN_INFO PREFIX + "INT_SRC_OVR unexpected reserved flags: 0x%x\n", + p->flags.reserved); - } + } break; case ACPI_MADT_NMI_SRC: - { - struct acpi_table_nmi_src *p = - (struct acpi_table_nmi_src*) header; - printk(KERN_INFO PREFIX "NMI_SRC (%s %s global_irq %d)\n", - mps_inti_flags_polarity[p->flags.polarity], - mps_inti_flags_trigger[p->flags.trigger], p->global_irq); - } + { + struct acpi_table_nmi_src *p = + (struct acpi_table_nmi_src *)header; + printk(KERN_INFO PREFIX + "NMI_SRC (%s %s global_irq %d)\n", + mps_inti_flags_polarity[p->flags.polarity], + mps_inti_flags_trigger[p->flags.trigger], + p->global_irq); + } break; case ACPI_MADT_LAPIC_NMI: - { - struct acpi_table_lapic_nmi *p = - (struct acpi_table_lapic_nmi*) header; - printk(KERN_INFO PREFIX "LAPIC_NMI (acpi_id[0x%02x] %s %s lint[0x%x])\n", - p->acpi_id, - mps_inti_flags_polarity[p->flags.polarity], - mps_inti_flags_trigger[p->flags.trigger], p->lint); - } + { + struct acpi_table_lapic_nmi *p = + (struct acpi_table_lapic_nmi *)header; + printk(KERN_INFO PREFIX + "LAPIC_NMI (acpi_id[0x%02x] %s %s lint[0x%x])\n", + p->acpi_id, + mps_inti_flags_polarity[p->flags.polarity], + mps_inti_flags_trigger[p->flags.trigger], + p->lint); + } break; case ACPI_MADT_LAPIC_ADDR_OVR: - { - struct acpi_table_lapic_addr_ovr *p = - (struct acpi_table_lapic_addr_ovr*) header; - printk(KERN_INFO PREFIX "LAPIC_ADDR_OVR (address[%p])\n", - (void *) (unsigned long) p->address); - } + { + struct acpi_table_lapic_addr_ovr *p = + (struct acpi_table_lapic_addr_ovr *)header; + printk(KERN_INFO PREFIX + "LAPIC_ADDR_OVR (address[%p])\n", + (void *)(unsigned long)p->address); + } break; case ACPI_MADT_IOSAPIC: - { - struct acpi_table_iosapic *p = - (struct acpi_table_iosapic*) header; - printk(KERN_INFO PREFIX "IOSAPIC (id[0x%x] address[%p] gsi_base[%d])\n", - p->id, (void *) (unsigned long) p->address, p->global_irq_base); - } + { + struct acpi_table_iosapic *p = + (struct acpi_table_iosapic *)header; + printk(KERN_INFO PREFIX + "IOSAPIC (id[0x%x] address[%p] gsi_base[%d])\n", + p->id, (void *)(unsigned long)p->address, + p->global_irq_base); + } break; case ACPI_MADT_LSAPIC: - { - struct acpi_table_lsapic *p = - (struct acpi_table_lsapic*) header; - printk(KERN_INFO PREFIX "LSAPIC (acpi_id[0x%02x] lsapic_id[0x%02x] lsapic_eid[0x%02x] %s)\n", - p->acpi_id, p->id, p->eid, p->flags.enabled?"enabled":"disabled"); - } + { + struct acpi_table_lsapic *p = + (struct acpi_table_lsapic *)header; + printk(KERN_INFO PREFIX + "LSAPIC (acpi_id[0x%02x] lsapic_id[0x%02x] lsapic_eid[0x%02x] %s)\n", + p->acpi_id, p->id, p->eid, + p->flags.enabled ? "enabled" : "disabled"); + } break; case ACPI_MADT_PLAT_INT_SRC: - { - struct acpi_table_plat_int_src *p = - (struct acpi_table_plat_int_src*) header; - printk(KERN_INFO PREFIX "PLAT_INT_SRC (%s %s type[0x%x] id[0x%04x] eid[0x%x] iosapic_vector[0x%x] global_irq[0x%x]\n", - mps_inti_flags_polarity[p->flags.polarity], - mps_inti_flags_trigger[p->flags.trigger], - p->type, p->id, p->eid, p->iosapic_vector, p->global_irq); - } + { + struct acpi_table_plat_int_src *p = + (struct acpi_table_plat_int_src *)header; + printk(KERN_INFO PREFIX + "PLAT_INT_SRC (%s %s type[0x%x] id[0x%04x] eid[0x%x] iosapic_vector[0x%x] global_irq[0x%x]\n", + mps_inti_flags_polarity[p->flags.polarity], + mps_inti_flags_trigger[p->flags.trigger], + p->type, p->id, p->eid, p->iosapic_vector, + p->global_irq); + } break; default: - printk(KERN_WARNING PREFIX "Found unsupported MADT entry (type = 0x%x)\n", - header->type); + printk(KERN_WARNING PREFIX + "Found unsupported MADT entry (type = 0x%x)\n", + header->type); break; } } - static int -acpi_table_compute_checksum ( - void *table_pointer, - unsigned long length) +acpi_table_compute_checksum(void *table_pointer, unsigned long length) { - u8 *p = (u8 *) table_pointer; - unsigned long remains = length; - unsigned long sum = 0; + u8 *p = (u8 *) table_pointer; + unsigned long remains = length; + unsigned long sum = 0; if (!p || !length) return -EINVAL; @@ -241,9 +247,8 @@ acpi_table_compute_checksum ( * for acpi_blacklisted(), acpi_table_get_sdt() */ int __init -acpi_get_table_header_early ( - enum acpi_table_id id, - struct acpi_table_header **header) +acpi_get_table_header_early(enum acpi_table_id id, + struct acpi_table_header **header) { unsigned int i; enum acpi_table_id temp_id; @@ -260,7 +265,7 @@ acpi_get_table_header_early ( if (sdt_entry[i].id != temp_id) continue; *header = (void *) - __acpi_map_table(sdt_entry[i].pa, sdt_entry[i].size); + __acpi_map_table(sdt_entry[i].pa, sdt_entry[i].size); if (!*header) { printk(KERN_WARNING PREFIX "Unable to map %s\n", acpi_table_signatures[temp_id]); @@ -277,14 +282,17 @@ acpi_get_table_header_early ( /* Map the DSDT header via the pointer in the FADT */ if (id == ACPI_DSDT) { - struct fadt_descriptor_rev2 *fadt = (struct fadt_descriptor_rev2 *) *header; + struct fadt_descriptor_rev2 *fadt = + (struct fadt_descriptor_rev2 *)*header; if (fadt->revision == 3 && fadt->Xdsdt) { - *header = (void *) __acpi_map_table(fadt->Xdsdt, - sizeof(struct acpi_table_header)); + *header = (void *)__acpi_map_table(fadt->Xdsdt, + sizeof(struct + acpi_table_header)); } else if (fadt->V1_dsdt) { - *header = (void *) __acpi_map_table(fadt->V1_dsdt, - sizeof(struct acpi_table_header)); + *header = (void *)__acpi_map_table(fadt->V1_dsdt, + sizeof(struct + acpi_table_header)); } else *header = NULL; @@ -296,21 +304,19 @@ acpi_get_table_header_early ( return 0; } - int __init -acpi_table_parse_madt_family ( - enum acpi_table_id id, - unsigned long madt_size, - int entry_id, - acpi_madt_entry_handler handler, - unsigned int max_entries) +acpi_table_parse_madt_family(enum acpi_table_id id, + unsigned long madt_size, + int entry_id, + acpi_madt_entry_handler handler, + unsigned int max_entries) { - void *madt = NULL; - acpi_table_entry_header *entry; - unsigned int count = 0; - unsigned long madt_end; - unsigned int i; + void *madt = NULL; + acpi_table_entry_header *entry; + unsigned int count = 0; + unsigned long madt_end; + unsigned int i; if (!handler) return -EINVAL; @@ -321,7 +327,7 @@ acpi_table_parse_madt_family ( if (sdt_entry[i].id != id) continue; madt = (void *) - __acpi_map_table(sdt_entry[i].pa, sdt_entry[i].size); + __acpi_map_table(sdt_entry[i].pa, sdt_entry[i].size); if (!madt) { printk(KERN_WARNING PREFIX "Unable to map %s\n", acpi_table_signatures[id]); @@ -336,21 +342,22 @@ acpi_table_parse_madt_family ( return -ENODEV; } - madt_end = (unsigned long) madt + sdt_entry[i].size; + madt_end = (unsigned long)madt + sdt_entry[i].size; /* Parse all entries looking for a match. */ entry = (acpi_table_entry_header *) - ((unsigned long) madt + madt_size); + ((unsigned long)madt + madt_size); - while (((unsigned long) entry) + sizeof(acpi_table_entry_header) < madt_end) { - if (entry->type == entry_id && - (!max_entries || count++ < max_entries)) + while (((unsigned long)entry) + sizeof(acpi_table_entry_header) < + madt_end) { + if (entry->type == entry_id + && (!max_entries || count++ < max_entries)) if (handler(entry, madt_end)) return -EINVAL; entry = (acpi_table_entry_header *) - ((unsigned long) entry + entry->length); + ((unsigned long)entry + entry->length); } if (max_entries && count > max_entries) { printk(KERN_WARNING PREFIX "[%s:0x%02x] ignored %i entries of " @@ -361,25 +368,19 @@ acpi_table_parse_madt_family ( return count; } - int __init -acpi_table_parse_madt ( - enum acpi_madt_entry_id id, - acpi_madt_entry_handler handler, - unsigned int max_entries) +acpi_table_parse_madt(enum acpi_madt_entry_id id, + acpi_madt_entry_handler handler, unsigned int max_entries) { - return acpi_table_parse_madt_family(ACPI_APIC, sizeof(struct acpi_table_madt), - id, handler, max_entries); + return acpi_table_parse_madt_family(ACPI_APIC, + sizeof(struct acpi_table_madt), id, + handler, max_entries); } - -int __init -acpi_table_parse ( - enum acpi_table_id id, - acpi_table_handler handler) +int __init acpi_table_parse(enum acpi_table_id id, acpi_table_handler handler) { - int count = 0; - unsigned int i = 0; + int count = 0; + unsigned int i = 0; if (!handler) return -EINVAL; @@ -392,20 +393,18 @@ acpi_table_parse ( handler(sdt_entry[i].pa, sdt_entry[i].size); else - printk(KERN_WARNING PREFIX "%d duplicate %s table ignored.\n", - count, acpi_table_signatures[id]); + printk(KERN_WARNING PREFIX + "%d duplicate %s table ignored.\n", count, + acpi_table_signatures[id]); } return count; } - -static int __init -acpi_table_get_sdt ( - struct acpi_table_rsdp *rsdp) +static int __init acpi_table_get_sdt(struct acpi_table_rsdp *rsdp) { struct acpi_table_header *header = NULL; - unsigned int i, id = 0; + unsigned int i, id = 0; if (!rsdp) return -EINVAL; @@ -413,24 +412,25 @@ acpi_table_get_sdt ( /* First check XSDT (but only on ACPI 2.0-compatible systems) */ if ((rsdp->revision >= 2) && - (((struct acpi20_table_rsdp*)rsdp)->xsdt_address)) { - - struct acpi_table_xsdt *mapped_xsdt = NULL; + (((struct acpi20_table_rsdp *)rsdp)->xsdt_address)) { + + struct acpi_table_xsdt *mapped_xsdt = NULL; - sdt_pa = ((struct acpi20_table_rsdp*)rsdp)->xsdt_address; + sdt_pa = ((struct acpi20_table_rsdp *)rsdp)->xsdt_address; /* map in just the header */ header = (struct acpi_table_header *) - __acpi_map_table(sdt_pa, sizeof(struct acpi_table_header)); + __acpi_map_table(sdt_pa, sizeof(struct acpi_table_header)); if (!header) { - printk(KERN_WARNING PREFIX "Unable to map XSDT header\n"); + printk(KERN_WARNING PREFIX + "Unable to map XSDT header\n"); return -ENODEV; } /* remap in the entire table before processing */ mapped_xsdt = (struct acpi_table_xsdt *) - __acpi_map_table(sdt_pa, header->length); + __acpi_map_table(sdt_pa, header->length); if (!mapped_xsdt) { printk(KERN_WARNING PREFIX "Unable to map XSDT\n"); return -ENODEV; @@ -438,7 +438,8 @@ acpi_table_get_sdt ( header = &mapped_xsdt->header; if (strncmp(header->signature, "XSDT", 4)) { - printk(KERN_WARNING PREFIX "XSDT signature incorrect\n"); + printk(KERN_WARNING PREFIX + "XSDT signature incorrect\n"); return -ENODEV; } @@ -447,36 +448,39 @@ acpi_table_get_sdt ( return -ENODEV; } - sdt_count = (header->length - sizeof(struct acpi_table_header)) >> 3; + sdt_count = + (header->length - sizeof(struct acpi_table_header)) >> 3; if (sdt_count > ACPI_MAX_TABLES) { - printk(KERN_WARNING PREFIX "Truncated %lu XSDT entries\n", - (sdt_count - ACPI_MAX_TABLES)); + printk(KERN_WARNING PREFIX + "Truncated %lu XSDT entries\n", + (sdt_count - ACPI_MAX_TABLES)); sdt_count = ACPI_MAX_TABLES; } for (i = 0; i < sdt_count; i++) - sdt_entry[i].pa = (unsigned long) mapped_xsdt->entry[i]; + sdt_entry[i].pa = (unsigned long)mapped_xsdt->entry[i]; } /* Then check RSDT */ else if (rsdp->rsdt_address) { - struct acpi_table_rsdt *mapped_rsdt = NULL; + struct acpi_table_rsdt *mapped_rsdt = NULL; sdt_pa = rsdp->rsdt_address; /* map in just the header */ header = (struct acpi_table_header *) - __acpi_map_table(sdt_pa, sizeof(struct acpi_table_header)); + __acpi_map_table(sdt_pa, sizeof(struct acpi_table_header)); if (!header) { - printk(KERN_WARNING PREFIX "Unable to map RSDT header\n"); + printk(KERN_WARNING PREFIX + "Unable to map RSDT header\n"); return -ENODEV; } /* remap in the entire table before processing */ mapped_rsdt = (struct acpi_table_rsdt *) - __acpi_map_table(sdt_pa, header->length); + __acpi_map_table(sdt_pa, header->length); if (!mapped_rsdt) { printk(KERN_WARNING PREFIX "Unable to map RSDT\n"); return -ENODEV; @@ -484,7 +488,8 @@ acpi_table_get_sdt ( header = &mapped_rsdt->header; if (strncmp(header->signature, "RSDT", 4)) { - printk(KERN_WARNING PREFIX "RSDT signature incorrect\n"); + printk(KERN_WARNING PREFIX + "RSDT signature incorrect\n"); return -ENODEV; } @@ -493,19 +498,22 @@ acpi_table_get_sdt ( return -ENODEV; } - sdt_count = (header->length - sizeof(struct acpi_table_header)) >> 2; + sdt_count = + (header->length - sizeof(struct acpi_table_header)) >> 2; if (sdt_count > ACPI_MAX_TABLES) { - printk(KERN_WARNING PREFIX "Truncated %lu RSDT entries\n", - (sdt_count - ACPI_MAX_TABLES)); + printk(KERN_WARNING PREFIX + "Truncated %lu RSDT entries\n", + (sdt_count - ACPI_MAX_TABLES)); sdt_count = ACPI_MAX_TABLES; } for (i = 0; i < sdt_count; i++) - sdt_entry[i].pa = (unsigned long) mapped_rsdt->entry[i]; + sdt_entry[i].pa = (unsigned long)mapped_rsdt->entry[i]; } else { - printk(KERN_WARNING PREFIX "No System Description Table (RSDT/XSDT) specified in RSDP\n"); + printk(KERN_WARNING PREFIX + "No System Description Table (RSDT/XSDT) specified in RSDP\n"); return -ENODEV; } @@ -515,18 +523,17 @@ acpi_table_get_sdt ( /* map in just the header */ header = (struct acpi_table_header *) - __acpi_map_table(sdt_entry[i].pa, - sizeof(struct acpi_table_header)); + __acpi_map_table(sdt_entry[i].pa, + sizeof(struct acpi_table_header)); if (!header) continue; /* remap in the entire table before processing */ header = (struct acpi_table_header *) - __acpi_map_table(sdt_entry[i].pa, - header->length); + __acpi_map_table(sdt_entry[i].pa, header->length); if (!header) continue; - + acpi_table_print(header, sdt_entry[i].pa); if (acpi_table_compute_checksum(header, header->length)) { @@ -537,9 +544,9 @@ acpi_table_get_sdt ( sdt_entry[i].size = header->length; for (id = 0; id < ACPI_TABLE_COUNT; id++) { - if (!strncmp((char *) &header->signature, - acpi_table_signatures[id], - sizeof(header->signature))) { + if (!strncmp((char *)&header->signature, + acpi_table_signatures[id], + sizeof(header->signature))) { sdt_entry[i].id = id; } } @@ -551,7 +558,7 @@ acpi_table_get_sdt ( * against. Unfortunately, we don't know the phys_addr, so just * print 0. Maybe no one will notice. */ - if(!acpi_get_table_header_early(ACPI_DSDT, &header)) + if (!acpi_get_table_header_early(ACPI_DSDT, &header)) acpi_table_print(header, 0); return 0; @@ -566,12 +573,11 @@ acpi_table_get_sdt ( * result: sdt_entry[] is initialized */ -int __init -acpi_table_init (void) +int __init acpi_table_init(void) { - struct acpi_table_rsdp *rsdp = NULL; - unsigned long rsdp_phys = 0; - int result = 0; + struct acpi_table_rsdp *rsdp = NULL; + unsigned long rsdp_phys = 0; + int result = 0; /* Locate and map the Root System Description Table (RSDP) */ @@ -581,19 +587,25 @@ acpi_table_init (void) return -ENODEV; } - rsdp = (struct acpi_table_rsdp *) __va(rsdp_phys); + rsdp = (struct acpi_table_rsdp *)__va(rsdp_phys); if (!rsdp) { printk(KERN_WARNING PREFIX "Unable to map RSDP\n"); return -ENODEV; } - printk(KERN_DEBUG PREFIX "RSDP (v%3.3d %6.6s ) @ 0x%p\n", - rsdp->revision, rsdp->oem_id, (void *) rsdp_phys); + printk(KERN_DEBUG PREFIX + "RSDP (v%3.3d %6.6s ) @ 0x%p\n", + rsdp->revision, rsdp->oem_id, (void *)rsdp_phys); if (rsdp->revision < 2) - result = acpi_table_compute_checksum(rsdp, sizeof(struct acpi_table_rsdp)); + result = + acpi_table_compute_checksum(rsdp, + sizeof(struct acpi_table_rsdp)); else - result = acpi_table_compute_checksum(rsdp, ((struct acpi20_table_rsdp *)rsdp)->length); + result = + acpi_table_compute_checksum(rsdp, + ((struct acpi20_table_rsdp *) + rsdp)->length); if (result) { printk(KERN_WARNING " >>> ERROR: Invalid checksum\n"); diff --git a/drivers/acpi/tables/tbconvrt.c b/drivers/acpi/tables/tbconvrt.c index 92e0c31539be..a03939399fa9 100644 --- a/drivers/acpi/tables/tbconvrt.c +++ b/drivers/acpi/tables/tbconvrt.c @@ -46,28 +46,22 @@ #include <acpi/acpi.h> #include <acpi/actables.h> - #define _COMPONENT ACPI_TABLES - ACPI_MODULE_NAME ("tbconvrt") +ACPI_MODULE_NAME("tbconvrt") /* Local prototypes */ - static void -acpi_tb_init_generic_address ( - struct acpi_generic_address *new_gas_struct, - u8 register_bit_width, - acpi_physical_address address); +acpi_tb_init_generic_address(struct acpi_generic_address *new_gas_struct, + u8 register_bit_width, + acpi_physical_address address); static void -acpi_tb_convert_fadt1 ( - struct fadt_descriptor_rev2 *local_fadt, - struct fadt_descriptor_rev1 *original_fadt); +acpi_tb_convert_fadt1(struct fadt_descriptor_rev2 *local_fadt, + struct fadt_descriptor_rev1 *original_fadt); static void -acpi_tb_convert_fadt2 ( - struct fadt_descriptor_rev2 *local_fadt, - struct fadt_descriptor_rev2 *original_fadt); - +acpi_tb_convert_fadt2(struct fadt_descriptor_rev2 *local_fadt, + struct fadt_descriptor_rev2 *original_fadt); u8 acpi_fadt_is_v1; EXPORT_SYMBOL(acpi_fadt_is_v1); @@ -87,21 +81,19 @@ EXPORT_SYMBOL(acpi_fadt_is_v1); ******************************************************************************/ u32 -acpi_tb_get_table_count ( - struct rsdp_descriptor *RSDP, - struct acpi_table_header *RSDT) +acpi_tb_get_table_count(struct rsdp_descriptor *RSDP, + struct acpi_table_header *RSDT) { - u32 pointer_size; + u32 pointer_size; + ACPI_FUNCTION_ENTRY(); - ACPI_FUNCTION_ENTRY (); + /* RSDT pointers are 32 bits, XSDT pointers are 64 bits */ - - if (RSDP->revision < 2) { - pointer_size = sizeof (u32); - } - else { - pointer_size = sizeof (u64); + if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { + pointer_size = sizeof(u32); + } else { + pointer_size = sizeof(u64); } /* @@ -110,10 +102,10 @@ acpi_tb_get_table_count ( * pointers contained within the RSDT/XSDT. The size of the pointers * is architecture-dependent. */ - return ((RSDT->length - sizeof (struct acpi_table_header)) / pointer_size); + return ((RSDT->length - + sizeof(struct acpi_table_header)) / pointer_size); } - /******************************************************************************* * * FUNCTION: acpi_tb_convert_to_xsdt @@ -126,64 +118,65 @@ acpi_tb_get_table_count ( * ******************************************************************************/ -acpi_status -acpi_tb_convert_to_xsdt ( - struct acpi_table_desc *table_info) +acpi_status acpi_tb_convert_to_xsdt(struct acpi_table_desc *table_info) { - acpi_size table_size; - u32 i; - XSDT_DESCRIPTOR *new_table; - - - ACPI_FUNCTION_ENTRY (); + acpi_size table_size; + u32 i; + XSDT_DESCRIPTOR *new_table; + ACPI_FUNCTION_ENTRY(); /* Compute size of the converted XSDT */ - table_size = ((acpi_size) acpi_gbl_rsdt_table_count * sizeof (u64)) + - sizeof (struct acpi_table_header); + table_size = ((acpi_size) acpi_gbl_rsdt_table_count * sizeof(u64)) + + sizeof(struct acpi_table_header); /* Allocate an XSDT */ - new_table = ACPI_MEM_CALLOCATE (table_size); + new_table = ACPI_MEM_CALLOCATE(table_size); if (!new_table) { return (AE_NO_MEMORY); } /* Copy the header and set the length */ - ACPI_MEMCPY (new_table, table_info->pointer, sizeof (struct acpi_table_header)); + ACPI_MEMCPY(new_table, table_info->pointer, + sizeof(struct acpi_table_header)); new_table->length = (u32) table_size; /* Copy the table pointers */ for (i = 0; i < acpi_gbl_rsdt_table_count; i++) { - if (acpi_gbl_RSDP->revision < 2) { - ACPI_STORE_ADDRESS (new_table->table_offset_entry[i], - (ACPI_CAST_PTR (struct rsdt_descriptor_rev1, - table_info->pointer))->table_offset_entry[i]); - } - else { + /* RSDT pointers are 32 bits, XSDT pointers are 64 bits */ + + if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { + ACPI_STORE_ADDRESS(new_table->table_offset_entry[i], + (ACPI_CAST_PTR + (struct rsdt_descriptor_rev1, + table_info->pointer))-> + table_offset_entry[i]); + } else { new_table->table_offset_entry[i] = - (ACPI_CAST_PTR (XSDT_DESCRIPTOR, - table_info->pointer))->table_offset_entry[i]; + (ACPI_CAST_PTR(XSDT_DESCRIPTOR, + table_info->pointer))-> + table_offset_entry[i]; } } /* Delete the original table (either mapped or in a buffer) */ - acpi_tb_delete_single_table (table_info); + acpi_tb_delete_single_table(table_info); /* Point the table descriptor to the new table */ - table_info->pointer = ACPI_CAST_PTR (struct acpi_table_header, new_table); - table_info->length = table_size; - table_info->allocation = ACPI_MEM_ALLOCATED; + table_info->pointer = + ACPI_CAST_PTR(struct acpi_table_header, new_table); + table_info->length = table_size; + table_info->allocation = ACPI_MEM_ALLOCATED; return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_tb_init_generic_address @@ -199,21 +192,19 @@ acpi_tb_convert_to_xsdt ( ******************************************************************************/ static void -acpi_tb_init_generic_address ( - struct acpi_generic_address *new_gas_struct, - u8 register_bit_width, - acpi_physical_address address) +acpi_tb_init_generic_address(struct acpi_generic_address *new_gas_struct, + u8 register_bit_width, + acpi_physical_address address) { - ACPI_STORE_ADDRESS (new_gas_struct->address, address); + ACPI_STORE_ADDRESS(new_gas_struct->address, address); new_gas_struct->address_space_id = ACPI_ADR_SPACE_SYSTEM_IO; new_gas_struct->register_bit_width = register_bit_width; new_gas_struct->register_bit_offset = 0; - new_gas_struct->access_width = 0; + new_gas_struct->access_width = 0; } - /******************************************************************************* * * FUNCTION: acpi_tb_convert_fadt1 @@ -228,9 +219,8 @@ acpi_tb_init_generic_address ( ******************************************************************************/ static void -acpi_tb_convert_fadt1 ( - struct fadt_descriptor_rev2 *local_fadt, - struct fadt_descriptor_rev1 *original_fadt) +acpi_tb_convert_fadt1(struct fadt_descriptor_rev2 *local_fadt, + struct fadt_descriptor_rev1 *original_fadt) { /* ACPI 1.0 FACS */ @@ -243,12 +233,14 @@ acpi_tb_convert_fadt1 ( * The 2.0 table is an extension of the 1.0 table, so the entire 1.0 * table can be copied first, then expand some fields to 64 bits. */ - ACPI_MEMCPY (local_fadt, original_fadt, sizeof (struct fadt_descriptor_rev1)); + ACPI_MEMCPY(local_fadt, original_fadt, + sizeof(struct fadt_descriptor_rev1)); /* Convert table pointers to 64-bit fields */ - ACPI_STORE_ADDRESS (local_fadt->xfirmware_ctrl, local_fadt->V1_firmware_ctrl); - ACPI_STORE_ADDRESS (local_fadt->Xdsdt, local_fadt->V1_dsdt); + ACPI_STORE_ADDRESS(local_fadt->xfirmware_ctrl, + local_fadt->V1_firmware_ctrl); + ACPI_STORE_ADDRESS(local_fadt->Xdsdt, local_fadt->V1_dsdt); /* * System Interrupt Model isn't used in ACPI 2.0 @@ -283,17 +275,17 @@ acpi_tb_convert_fadt1 ( * It primarily adds the FADT reset mechanism. */ if ((original_fadt->revision == 2) && - (original_fadt->length == sizeof (struct fadt_descriptor_rev2_minus))) { + (original_fadt->length == + sizeof(struct fadt_descriptor_rev2_minus))) { /* * Grab the entire generic address struct, plus the 1-byte reset value * that immediately follows. */ - ACPI_MEMCPY (&local_fadt->reset_register, - &(ACPI_CAST_PTR (struct fadt_descriptor_rev2_minus, - original_fadt))->reset_register, - sizeof (struct acpi_generic_address) + 1); - } - else { + ACPI_MEMCPY(&local_fadt->reset_register, + &(ACPI_CAST_PTR(struct fadt_descriptor_rev2_minus, + original_fadt))->reset_register, + sizeof(struct acpi_generic_address) + 1); + } else { /* * Since there isn't any equivalence in 1.0 and since it is highly * likely that a 1.0 system has legacy support. @@ -304,43 +296,60 @@ acpi_tb_convert_fadt1 ( /* * Convert the V1.0 block addresses to V2.0 GAS structures */ - acpi_tb_init_generic_address (&local_fadt->xpm1a_evt_blk, local_fadt->pm1_evt_len, - (acpi_physical_address) local_fadt->V1_pm1a_evt_blk); - acpi_tb_init_generic_address (&local_fadt->xpm1b_evt_blk, local_fadt->pm1_evt_len, - (acpi_physical_address) local_fadt->V1_pm1b_evt_blk); - acpi_tb_init_generic_address (&local_fadt->xpm1a_cnt_blk, local_fadt->pm1_cnt_len, - (acpi_physical_address) local_fadt->V1_pm1a_cnt_blk); - acpi_tb_init_generic_address (&local_fadt->xpm1b_cnt_blk, local_fadt->pm1_cnt_len, - (acpi_physical_address) local_fadt->V1_pm1b_cnt_blk); - acpi_tb_init_generic_address (&local_fadt->xpm2_cnt_blk, local_fadt->pm2_cnt_len, - (acpi_physical_address) local_fadt->V1_pm2_cnt_blk); - acpi_tb_init_generic_address (&local_fadt->xpm_tmr_blk, local_fadt->pm_tm_len, - (acpi_physical_address) local_fadt->V1_pm_tmr_blk); - acpi_tb_init_generic_address (&local_fadt->xgpe0_blk, 0, - (acpi_physical_address) local_fadt->V1_gpe0_blk); - acpi_tb_init_generic_address (&local_fadt->xgpe1_blk, 0, - (acpi_physical_address) local_fadt->V1_gpe1_blk); + acpi_tb_init_generic_address(&local_fadt->xpm1a_evt_blk, + local_fadt->pm1_evt_len, + (acpi_physical_address) local_fadt-> + V1_pm1a_evt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm1b_evt_blk, + local_fadt->pm1_evt_len, + (acpi_physical_address) local_fadt-> + V1_pm1b_evt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm1a_cnt_blk, + local_fadt->pm1_cnt_len, + (acpi_physical_address) local_fadt-> + V1_pm1a_cnt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm1b_cnt_blk, + local_fadt->pm1_cnt_len, + (acpi_physical_address) local_fadt-> + V1_pm1b_cnt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm2_cnt_blk, + local_fadt->pm2_cnt_len, + (acpi_physical_address) local_fadt-> + V1_pm2_cnt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm_tmr_blk, + local_fadt->pm_tm_len, + (acpi_physical_address) local_fadt-> + V1_pm_tmr_blk); + acpi_tb_init_generic_address(&local_fadt->xgpe0_blk, 0, + (acpi_physical_address) local_fadt-> + V1_gpe0_blk); + acpi_tb_init_generic_address(&local_fadt->xgpe1_blk, 0, + (acpi_physical_address) local_fadt-> + V1_gpe1_blk); /* Create separate GAS structs for the PM1 Enable registers */ - acpi_tb_init_generic_address (&acpi_gbl_xpm1a_enable, - (u8) ACPI_DIV_2 (acpi_gbl_FADT->pm1_evt_len), - (acpi_physical_address) - (local_fadt->xpm1a_evt_blk.address + - ACPI_DIV_2 (acpi_gbl_FADT->pm1_evt_len))); + acpi_tb_init_generic_address(&acpi_gbl_xpm1a_enable, + (u8) ACPI_DIV_2(acpi_gbl_FADT-> + pm1_evt_len), + (acpi_physical_address) + (local_fadt->xpm1a_evt_blk.address + + ACPI_DIV_2(acpi_gbl_FADT->pm1_evt_len))); /* PM1B is optional; leave null if not present */ if (local_fadt->xpm1b_evt_blk.address) { - acpi_tb_init_generic_address (&acpi_gbl_xpm1b_enable, - (u8) ACPI_DIV_2 (acpi_gbl_FADT->pm1_evt_len), - (acpi_physical_address) - (local_fadt->xpm1b_evt_blk.address + - ACPI_DIV_2 (acpi_gbl_FADT->pm1_evt_len))); + acpi_tb_init_generic_address(&acpi_gbl_xpm1b_enable, + (u8) ACPI_DIV_2(acpi_gbl_FADT-> + pm1_evt_len), + (acpi_physical_address) + (local_fadt->xpm1b_evt_blk. + address + + ACPI_DIV_2(acpi_gbl_FADT-> + pm1_evt_len))); } } - /******************************************************************************* * * FUNCTION: acpi_tb_convert_fadt2 @@ -356,14 +365,14 @@ acpi_tb_convert_fadt1 ( ******************************************************************************/ static void -acpi_tb_convert_fadt2 ( - struct fadt_descriptor_rev2 *local_fadt, - struct fadt_descriptor_rev2 *original_fadt) +acpi_tb_convert_fadt2(struct fadt_descriptor_rev2 *local_fadt, + struct fadt_descriptor_rev2 *original_fadt) { /* We have an ACPI 2.0 FADT but we must copy it to our local buffer */ - ACPI_MEMCPY (local_fadt, original_fadt, sizeof (struct fadt_descriptor_rev2)); + ACPI_MEMCPY(local_fadt, original_fadt, + sizeof(struct fadt_descriptor_rev2)); /* * "X" fields are optional extensions to the original V1.0 fields, so @@ -371,86 +380,99 @@ acpi_tb_convert_fadt2 ( * is zero. */ if (!(local_fadt->xfirmware_ctrl)) { - ACPI_STORE_ADDRESS (local_fadt->xfirmware_ctrl, - local_fadt->V1_firmware_ctrl); + ACPI_STORE_ADDRESS(local_fadt->xfirmware_ctrl, + local_fadt->V1_firmware_ctrl); } if (!(local_fadt->Xdsdt)) { - ACPI_STORE_ADDRESS (local_fadt->Xdsdt, local_fadt->V1_dsdt); + ACPI_STORE_ADDRESS(local_fadt->Xdsdt, local_fadt->V1_dsdt); } if (!(local_fadt->xpm1a_evt_blk.address)) { - acpi_tb_init_generic_address (&local_fadt->xpm1a_evt_blk, - local_fadt->pm1_evt_len, - (acpi_physical_address) local_fadt->V1_pm1a_evt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm1a_evt_blk, + local_fadt->pm1_evt_len, + (acpi_physical_address) + local_fadt->V1_pm1a_evt_blk); } if (!(local_fadt->xpm1b_evt_blk.address)) { - acpi_tb_init_generic_address (&local_fadt->xpm1b_evt_blk, - local_fadt->pm1_evt_len, - (acpi_physical_address) local_fadt->V1_pm1b_evt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm1b_evt_blk, + local_fadt->pm1_evt_len, + (acpi_physical_address) + local_fadt->V1_pm1b_evt_blk); } if (!(local_fadt->xpm1a_cnt_blk.address)) { - acpi_tb_init_generic_address (&local_fadt->xpm1a_cnt_blk, - local_fadt->pm1_cnt_len, - (acpi_physical_address) local_fadt->V1_pm1a_cnt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm1a_cnt_blk, + local_fadt->pm1_cnt_len, + (acpi_physical_address) + local_fadt->V1_pm1a_cnt_blk); } if (!(local_fadt->xpm1b_cnt_blk.address)) { - acpi_tb_init_generic_address (&local_fadt->xpm1b_cnt_blk, - local_fadt->pm1_cnt_len, - (acpi_physical_address) local_fadt->V1_pm1b_cnt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm1b_cnt_blk, + local_fadt->pm1_cnt_len, + (acpi_physical_address) + local_fadt->V1_pm1b_cnt_blk); } if (!(local_fadt->xpm2_cnt_blk.address)) { - acpi_tb_init_generic_address (&local_fadt->xpm2_cnt_blk, - local_fadt->pm2_cnt_len, - (acpi_physical_address) local_fadt->V1_pm2_cnt_blk); + acpi_tb_init_generic_address(&local_fadt->xpm2_cnt_blk, + local_fadt->pm2_cnt_len, + (acpi_physical_address) + local_fadt->V1_pm2_cnt_blk); } if (!(local_fadt->xpm_tmr_blk.address)) { - acpi_tb_init_generic_address (&local_fadt->xpm_tmr_blk, - local_fadt->pm_tm_len, - (acpi_physical_address) local_fadt->V1_pm_tmr_blk); + acpi_tb_init_generic_address(&local_fadt->xpm_tmr_blk, + local_fadt->pm_tm_len, + (acpi_physical_address) + local_fadt->V1_pm_tmr_blk); } if (!(local_fadt->xgpe0_blk.address)) { - acpi_tb_init_generic_address (&local_fadt->xgpe0_blk, - 0, (acpi_physical_address) local_fadt->V1_gpe0_blk); + acpi_tb_init_generic_address(&local_fadt->xgpe0_blk, + 0, + (acpi_physical_address) + local_fadt->V1_gpe0_blk); } if (!(local_fadt->xgpe1_blk.address)) { - acpi_tb_init_generic_address (&local_fadt->xgpe1_blk, - 0, (acpi_physical_address) local_fadt->V1_gpe1_blk); + acpi_tb_init_generic_address(&local_fadt->xgpe1_blk, + 0, + (acpi_physical_address) + local_fadt->V1_gpe1_blk); } /* Create separate GAS structs for the PM1 Enable registers */ - acpi_tb_init_generic_address (&acpi_gbl_xpm1a_enable, - (u8) ACPI_DIV_2 (acpi_gbl_FADT->pm1_evt_len), - (acpi_physical_address) - (local_fadt->xpm1a_evt_blk.address + - ACPI_DIV_2 (acpi_gbl_FADT->pm1_evt_len))); + acpi_tb_init_generic_address(&acpi_gbl_xpm1a_enable, + (u8) ACPI_DIV_2(acpi_gbl_FADT-> + pm1_evt_len), + (acpi_physical_address) + (local_fadt->xpm1a_evt_blk.address + + ACPI_DIV_2(acpi_gbl_FADT->pm1_evt_len))); acpi_gbl_xpm1a_enable.address_space_id = - local_fadt->xpm1a_evt_blk.address_space_id; + local_fadt->xpm1a_evt_blk.address_space_id; /* PM1B is optional; leave null if not present */ if (local_fadt->xpm1b_evt_blk.address) { - acpi_tb_init_generic_address (&acpi_gbl_xpm1b_enable, - (u8) ACPI_DIV_2 (acpi_gbl_FADT->pm1_evt_len), - (acpi_physical_address) - (local_fadt->xpm1b_evt_blk.address + - ACPI_DIV_2 (acpi_gbl_FADT->pm1_evt_len))); + acpi_tb_init_generic_address(&acpi_gbl_xpm1b_enable, + (u8) ACPI_DIV_2(acpi_gbl_FADT-> + pm1_evt_len), + (acpi_physical_address) + (local_fadt->xpm1b_evt_blk. + address + + ACPI_DIV_2(acpi_gbl_FADT-> + pm1_evt_len))); acpi_gbl_xpm1b_enable.address_space_id = - local_fadt->xpm1b_evt_blk.address_space_id; + local_fadt->xpm1b_evt_blk.address_space_id; } } - /******************************************************************************* * * FUNCTION: acpi_tb_convert_table_fadt @@ -467,83 +489,76 @@ acpi_tb_convert_fadt2 ( * ******************************************************************************/ -acpi_status -acpi_tb_convert_table_fadt ( - void) +acpi_status acpi_tb_convert_table_fadt(void) { - struct fadt_descriptor_rev2 *local_fadt; - struct acpi_table_desc *table_desc; - - - ACPI_FUNCTION_TRACE ("tb_convert_table_fadt"); + struct fadt_descriptor_rev2 *local_fadt; + struct acpi_table_desc *table_desc; + ACPI_FUNCTION_TRACE("tb_convert_table_fadt"); /* * acpi_gbl_FADT is valid. Validate the FADT length. The table must be * at least as long as the version 1.0 FADT */ - if (acpi_gbl_FADT->length < sizeof (struct fadt_descriptor_rev1)) { - ACPI_REPORT_ERROR (("FADT is invalid, too short: 0x%X\n", - acpi_gbl_FADT->length)); - return_ACPI_STATUS (AE_INVALID_TABLE_LENGTH); + if (acpi_gbl_FADT->length < sizeof(struct fadt_descriptor_rev1)) { + ACPI_REPORT_ERROR(("FADT is invalid, too short: 0x%X\n", + acpi_gbl_FADT->length)); + return_ACPI_STATUS(AE_INVALID_TABLE_LENGTH); } /* Allocate buffer for the ACPI 2.0(+) FADT */ - local_fadt = ACPI_MEM_CALLOCATE (sizeof (struct fadt_descriptor_rev2)); + local_fadt = ACPI_MEM_CALLOCATE(sizeof(struct fadt_descriptor_rev2)); if (!local_fadt) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } if (acpi_gbl_FADT->revision >= FADT2_REVISION_ID) { - if (acpi_gbl_FADT->length < sizeof (struct fadt_descriptor_rev2)) { + if (acpi_gbl_FADT->length < sizeof(struct fadt_descriptor_rev2)) { /* Length is too short to be a V2.0 table */ - ACPI_REPORT_WARNING (( - "Inconsistent FADT length (0x%X) and revision (0x%X), using FADT V1.0 portion of table\n", - acpi_gbl_FADT->length, acpi_gbl_FADT->revision)); + ACPI_REPORT_WARNING(("Inconsistent FADT length (0x%X) and revision (0x%X), using FADT V1.0 portion of table\n", acpi_gbl_FADT->length, acpi_gbl_FADT->revision)); - acpi_tb_convert_fadt1 (local_fadt, (void *) acpi_gbl_FADT); - } - else { + acpi_tb_convert_fadt1(local_fadt, + (void *)acpi_gbl_FADT); + } else { /* Valid V2.0 table */ - acpi_tb_convert_fadt2 (local_fadt, acpi_gbl_FADT); + acpi_tb_convert_fadt2(local_fadt, acpi_gbl_FADT); } - } - else { + } else { /* Valid V1.0 table */ - acpi_tb_convert_fadt1 (local_fadt, (void *) acpi_gbl_FADT); + acpi_tb_convert_fadt1(local_fadt, (void *)acpi_gbl_FADT); } /* Global FADT pointer will point to the new common V2.0 FADT */ acpi_gbl_FADT = local_fadt; - acpi_gbl_FADT->length = sizeof (FADT_DESCRIPTOR); + acpi_gbl_FADT->length = sizeof(FADT_DESCRIPTOR); /* Free the original table */ table_desc = acpi_gbl_table_lists[ACPI_TABLE_FADT].next; - acpi_tb_delete_single_table (table_desc); + acpi_tb_delete_single_table(table_desc); /* Install the new table */ - table_desc->pointer = ACPI_CAST_PTR (struct acpi_table_header, acpi_gbl_FADT); - table_desc->allocation = ACPI_MEM_ALLOCATED; - table_desc->length = sizeof (struct fadt_descriptor_rev2); + table_desc->pointer = + ACPI_CAST_PTR(struct acpi_table_header, acpi_gbl_FADT); + table_desc->allocation = ACPI_MEM_ALLOCATED; + table_desc->length = sizeof(struct fadt_descriptor_rev2); /* Dump the entire FADT */ - ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, - "Hex dump of common internal FADT, size %d (%X)\n", - acpi_gbl_FADT->length, acpi_gbl_FADT->length)); - ACPI_DUMP_BUFFER ((u8 *) (acpi_gbl_FADT), acpi_gbl_FADT->length); + ACPI_DEBUG_PRINT((ACPI_DB_TABLES, + "Hex dump of common internal FADT, size %d (%X)\n", + acpi_gbl_FADT->length, acpi_gbl_FADT->length)); + ACPI_DUMP_BUFFER((u8 *) (acpi_gbl_FADT), acpi_gbl_FADT->length); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_tb_build_common_facs @@ -557,26 +572,21 @@ acpi_tb_convert_table_fadt ( * ******************************************************************************/ -acpi_status -acpi_tb_build_common_facs ( - struct acpi_table_desc *table_info) +acpi_status acpi_tb_build_common_facs(struct acpi_table_desc *table_info) { - ACPI_FUNCTION_TRACE ("tb_build_common_facs"); - + ACPI_FUNCTION_TRACE("tb_build_common_facs"); /* Absolute minimum length is 24, but the ACPI spec says 64 */ if (acpi_gbl_FACS->length < 24) { - ACPI_REPORT_ERROR (("Invalid FACS table length: 0x%X\n", - acpi_gbl_FACS->length)); - return_ACPI_STATUS (AE_INVALID_TABLE_LENGTH); + ACPI_REPORT_ERROR(("Invalid FACS table length: 0x%X\n", + acpi_gbl_FACS->length)); + return_ACPI_STATUS(AE_INVALID_TABLE_LENGTH); } if (acpi_gbl_FACS->length < 64) { - ACPI_REPORT_WARNING (( - "FACS is shorter than the ACPI specification allows: 0x%X, using anyway\n", - acpi_gbl_FACS->length)); + ACPI_REPORT_WARNING(("FACS is shorter than the ACPI specification allows: 0x%X, using anyway\n", acpi_gbl_FACS->length)); } /* Copy fields to the new FACS */ @@ -584,22 +594,22 @@ acpi_tb_build_common_facs ( acpi_gbl_common_fACS.global_lock = &(acpi_gbl_FACS->global_lock); if ((acpi_gbl_RSDP->revision < 2) || - (acpi_gbl_FACS->length < 32) || - (!(acpi_gbl_FACS->xfirmware_waking_vector))) { + (acpi_gbl_FACS->length < 32) || + (!(acpi_gbl_FACS->xfirmware_waking_vector))) { /* ACPI 1.0 FACS or short table or optional X_ field is zero */ - acpi_gbl_common_fACS.firmware_waking_vector = ACPI_CAST_PTR (u64, - &(acpi_gbl_FACS->firmware_waking_vector)); + acpi_gbl_common_fACS.firmware_waking_vector = ACPI_CAST_PTR(u64, + & + (acpi_gbl_FACS-> + firmware_waking_vector)); acpi_gbl_common_fACS.vector_width = 32; - } - else { + } else { /* ACPI 2.0 FACS with valid X_ field */ - acpi_gbl_common_fACS.firmware_waking_vector = &acpi_gbl_FACS->xfirmware_waking_vector; + acpi_gbl_common_fACS.firmware_waking_vector = + &acpi_gbl_FACS->xfirmware_waking_vector; acpi_gbl_common_fACS.vector_width = 64; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - - diff --git a/drivers/acpi/tables/tbget.c b/drivers/acpi/tables/tbget.c index 4ab2aadc6133..6acd5aeb093e 100644 --- a/drivers/acpi/tables/tbget.c +++ b/drivers/acpi/tables/tbget.c @@ -41,27 +41,21 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/actables.h> - #define _COMPONENT ACPI_TABLES - ACPI_MODULE_NAME ("tbget") +ACPI_MODULE_NAME("tbget") /* Local prototypes */ - static acpi_status -acpi_tb_get_this_table ( - struct acpi_pointer *address, - struct acpi_table_header *header, - struct acpi_table_desc *table_info); +acpi_tb_get_this_table(struct acpi_pointer *address, + struct acpi_table_header *header, + struct acpi_table_desc *table_info); static acpi_status -acpi_tb_table_override ( - struct acpi_table_header *header, - struct acpi_table_desc *table_info); - +acpi_tb_table_override(struct acpi_table_header *header, + struct acpi_table_desc *table_info); /******************************************************************************* * @@ -78,37 +72,34 @@ acpi_tb_table_override ( ******************************************************************************/ acpi_status -acpi_tb_get_table ( - struct acpi_pointer *address, - struct acpi_table_desc *table_info) +acpi_tb_get_table(struct acpi_pointer *address, + struct acpi_table_desc *table_info) { - acpi_status status; - struct acpi_table_header header; - - - ACPI_FUNCTION_TRACE ("tb_get_table"); + acpi_status status; + struct acpi_table_header header; + ACPI_FUNCTION_TRACE("tb_get_table"); /* Get the header in order to get signature and table size */ - status = acpi_tb_get_table_header (address, &header); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_get_table_header(address, &header); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get the entire table */ - status = acpi_tb_get_table_body (address, &header, table_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not get ACPI table (size %X), %s\n", - header.length, acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_tb_get_table_body(address, &header, table_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not get ACPI table (size %X), %s\n", + header.length, + acpi_format_exception(status))); + return_ACPI_STATUS(status); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_tb_get_table_header @@ -127,16 +118,13 @@ acpi_tb_get_table ( ******************************************************************************/ acpi_status -acpi_tb_get_table_header ( - struct acpi_pointer *address, - struct acpi_table_header *return_header) +acpi_tb_get_table_header(struct acpi_pointer *address, + struct acpi_table_header *return_header) { - acpi_status status = AE_OK; - struct acpi_table_header *header = NULL; - - - ACPI_FUNCTION_TRACE ("tb_get_table_header"); + acpi_status status = AE_OK; + struct acpi_table_header *header = NULL; + ACPI_FUNCTION_TRACE("tb_get_table_header"); /* * Flags contains the current processor mode (Virtual or Physical @@ -148,46 +136,42 @@ acpi_tb_get_table_header ( /* Pointer matches processor mode, copy the header */ - ACPI_MEMCPY (return_header, address->pointer.logical, - sizeof (struct acpi_table_header)); + ACPI_MEMCPY(return_header, address->pointer.logical, + sizeof(struct acpi_table_header)); break; - case ACPI_LOGMODE_PHYSPTR: - /* Create a logical address for the physical pointer*/ + /* Create a logical address for the physical pointer */ - status = acpi_os_map_memory (address->pointer.physical, - sizeof (struct acpi_table_header), (void *) &header); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "Could not map memory at %8.8X%8.8X for length %X\n", - ACPI_FORMAT_UINT64 (address->pointer.physical), - sizeof (struct acpi_table_header))); - return_ACPI_STATUS (status); + status = acpi_os_map_memory(address->pointer.physical, + sizeof(struct acpi_table_header), + (void *)&header); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not map memory at %8.8X%8.8X for length %X\n", ACPI_FORMAT_UINT64(address->pointer.physical), sizeof(struct acpi_table_header))); + return_ACPI_STATUS(status); } /* Copy header and delete mapping */ - ACPI_MEMCPY (return_header, header, sizeof (struct acpi_table_header)); - acpi_os_unmap_memory (header, sizeof (struct acpi_table_header)); + ACPI_MEMCPY(return_header, header, + sizeof(struct acpi_table_header)); + acpi_os_unmap_memory(header, sizeof(struct acpi_table_header)); break; - default: - ACPI_REPORT_ERROR (("Invalid address flags %X\n", - address->pointer_type)); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_REPORT_ERROR(("Invalid address flags %X\n", + address->pointer_type)); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "Table Signature: [%4.4s]\n", - return_header->signature)); + ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "Table Signature: [%4.4s]\n", + return_header->signature)); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_tb_get_table_body @@ -209,37 +193,33 @@ acpi_tb_get_table_header ( ******************************************************************************/ acpi_status -acpi_tb_get_table_body ( - struct acpi_pointer *address, - struct acpi_table_header *header, - struct acpi_table_desc *table_info) +acpi_tb_get_table_body(struct acpi_pointer *address, + struct acpi_table_header *header, + struct acpi_table_desc *table_info) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("tb_get_table_body"); + acpi_status status; + ACPI_FUNCTION_TRACE("tb_get_table_body"); if (!table_info || !address) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Attempt table override. */ - status = acpi_tb_table_override (header, table_info); - if (ACPI_SUCCESS (status)) { + status = acpi_tb_table_override(header, table_info); + if (ACPI_SUCCESS(status)) { /* Table was overridden by the host OS */ - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* No override, get the original table */ - status = acpi_tb_get_this_table (address, header, table_info); - return_ACPI_STATUS (status); + status = acpi_tb_get_this_table(address, header, table_info); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_tb_table_override @@ -255,61 +235,57 @@ acpi_tb_get_table_body ( ******************************************************************************/ static acpi_status -acpi_tb_table_override ( - struct acpi_table_header *header, - struct acpi_table_desc *table_info) +acpi_tb_table_override(struct acpi_table_header *header, + struct acpi_table_desc *table_info) { - struct acpi_table_header *new_table; - acpi_status status; - struct acpi_pointer address; - - - ACPI_FUNCTION_TRACE ("tb_table_override"); + struct acpi_table_header *new_table; + acpi_status status; + struct acpi_pointer address; + ACPI_FUNCTION_TRACE("tb_table_override"); /* * The OSL will examine the header and decide whether to override this * table. If it decides to override, a table will be returned in new_table, * which we will then copy. */ - status = acpi_os_table_override (header, &new_table); - if (ACPI_FAILURE (status)) { + status = acpi_os_table_override(header, &new_table); + if (ACPI_FAILURE(status)) { /* Some severe error from the OSL, but we basically ignore it */ - ACPI_REPORT_ERROR (("Could not override ACPI table, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + ACPI_REPORT_ERROR(("Could not override ACPI table, %s\n", + acpi_format_exception(status))); + return_ACPI_STATUS(status); } if (!new_table) { /* No table override */ - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } /* * We have a new table to override the old one. Get a copy of * the new one. We know that the new table has a logical pointer. */ - address.pointer_type = ACPI_LOGICAL_POINTER | ACPI_LOGICAL_ADDRESSING; + address.pointer_type = ACPI_LOGICAL_POINTER | ACPI_LOGICAL_ADDRESSING; address.pointer.logical = new_table; - status = acpi_tb_get_this_table (&address, new_table, table_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not copy override ACPI table, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_tb_get_this_table(&address, new_table, table_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not copy override ACPI table, %s\n", + acpi_format_exception(status))); + return_ACPI_STATUS(status); } /* Copy the table info */ - ACPI_REPORT_INFO (("Table [%4.4s] replaced by host OS\n", - table_info->pointer->signature)); + ACPI_REPORT_INFO(("Table [%4.4s] replaced by host OS\n", + table_info->pointer->signature)); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_tb_get_this_table @@ -329,18 +305,15 @@ acpi_tb_table_override ( ******************************************************************************/ static acpi_status -acpi_tb_get_this_table ( - struct acpi_pointer *address, - struct acpi_table_header *header, - struct acpi_table_desc *table_info) +acpi_tb_get_this_table(struct acpi_pointer *address, + struct acpi_table_header *header, + struct acpi_table_desc *table_info) { - struct acpi_table_header *full_table = NULL; - u8 allocation; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("tb_get_this_table"); + struct acpi_table_header *full_table = NULL; + u8 allocation; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("tb_get_this_table"); /* * Flags contains the current processor mode (Virtual or Physical @@ -352,38 +325,33 @@ acpi_tb_get_this_table ( /* Pointer matches processor mode, copy the table to a new buffer */ - full_table = ACPI_MEM_ALLOCATE (header->length); + full_table = ACPI_MEM_ALLOCATE(header->length); if (!full_table) { - ACPI_REPORT_ERROR (( - "Could not allocate table memory for [%4.4s] length %X\n", - header->signature, header->length)); - return_ACPI_STATUS (AE_NO_MEMORY); + ACPI_REPORT_ERROR(("Could not allocate table memory for [%4.4s] length %X\n", header->signature, header->length)); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Copy the entire table (including header) to the local buffer */ - ACPI_MEMCPY (full_table, address->pointer.logical, header->length); + ACPI_MEMCPY(full_table, address->pointer.logical, + header->length); /* Save allocation type */ allocation = ACPI_MEM_ALLOCATED; break; - case ACPI_LOGMODE_PHYSPTR: /* * Just map the table's physical memory * into our address space. */ - status = acpi_os_map_memory (address->pointer.physical, - (acpi_size) header->length, (void *) &full_table); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "Could not map memory for table [%4.4s] at %8.8X%8.8X for length %X\n", - header->signature, - ACPI_FORMAT_UINT64 (address->pointer.physical), - header->length)); + status = acpi_os_map_memory(address->pointer.physical, + (acpi_size) header->length, + (void *)&full_table); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not map memory for table [%4.4s] at %8.8X%8.8X for length %X\n", header->signature, ACPI_FORMAT_UINT64(address->pointer.physical), header->length)); return (status); } @@ -392,12 +360,11 @@ acpi_tb_get_this_table ( allocation = ACPI_MEM_MAPPED; break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid address flags %X\n", - address->pointer_type)); - return_ACPI_STATUS (AE_BAD_PARAMETER); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid address flags %X\n", + address->pointer_type)); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* @@ -405,10 +372,10 @@ acpi_tb_get_this_table ( * even the ones whose signature we don't recognize */ if (table_info->type != ACPI_TABLE_FACS) { - status = acpi_tb_verify_table_checksum (full_table); + status = acpi_tb_verify_table_checksum(full_table); #if (!ACPI_CHECKSUM_ABORT) - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { /* Ignore the error if configuration says so */ status = AE_OK; @@ -418,19 +385,19 @@ acpi_tb_get_this_table ( /* Return values */ - table_info->pointer = full_table; - table_info->length = (acpi_size) header->length; - table_info->allocation = allocation; + table_info->pointer = full_table; + table_info->length = (acpi_size) header->length; + table_info->allocation = allocation; - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Found table [%4.4s] at %8.8X%8.8X, mapped/copied to %p\n", - full_table->signature, - ACPI_FORMAT_UINT64 (address->pointer.physical), full_table)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Found table [%4.4s] at %8.8X%8.8X, mapped/copied to %p\n", + full_table->signature, + ACPI_FORMAT_UINT64(address->pointer.physical), + full_table)); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_tb_get_table_ptr @@ -447,24 +414,20 @@ acpi_tb_get_this_table ( ******************************************************************************/ acpi_status -acpi_tb_get_table_ptr ( - acpi_table_type table_type, - u32 instance, - struct acpi_table_header **table_ptr_loc) +acpi_tb_get_table_ptr(acpi_table_type table_type, + u32 instance, struct acpi_table_header **table_ptr_loc) { - struct acpi_table_desc *table_desc; - u32 i; - - - ACPI_FUNCTION_TRACE ("tb_get_table_ptr"); + struct acpi_table_desc *table_desc; + u32 i; + ACPI_FUNCTION_TRACE("tb_get_table_ptr"); if (!acpi_gbl_DSDT) { - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } if (table_type > ACPI_TABLE_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* @@ -476,15 +439,16 @@ acpi_tb_get_table_ptr ( *table_ptr_loc = NULL; if (acpi_gbl_table_lists[table_type].next) { - *table_ptr_loc = acpi_gbl_table_lists[table_type].next->pointer; + *table_ptr_loc = + acpi_gbl_table_lists[table_type].next->pointer; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Check for instance out of range */ if (instance > acpi_gbl_table_lists[table_type].count) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } /* Walk the list to get the desired table @@ -503,6 +467,5 @@ acpi_tb_get_table_ptr ( *table_ptr_loc = table_desc->pointer; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - diff --git a/drivers/acpi/tables/tbgetall.c b/drivers/acpi/tables/tbgetall.c index eea5b8cb5ebb..8d72343537e7 100644 --- a/drivers/acpi/tables/tbgetall.c +++ b/drivers/acpi/tables/tbgetall.c @@ -41,27 +41,21 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/actables.h> - #define _COMPONENT ACPI_TABLES - ACPI_MODULE_NAME ("tbgetall") +ACPI_MODULE_NAME("tbgetall") /* Local prototypes */ - static acpi_status -acpi_tb_get_primary_table ( - struct acpi_pointer *address, - struct acpi_table_desc *table_info); +acpi_tb_get_primary_table(struct acpi_pointer *address, + struct acpi_table_desc *table_info); static acpi_status -acpi_tb_get_secondary_table ( - struct acpi_pointer *address, - acpi_string signature, - struct acpi_table_desc *table_info); - +acpi_tb_get_secondary_table(struct acpi_pointer *address, + acpi_string signature, + struct acpi_table_desc *table_info); /******************************************************************************* * @@ -77,58 +71,54 @@ acpi_tb_get_secondary_table ( ******************************************************************************/ static acpi_status -acpi_tb_get_primary_table ( - struct acpi_pointer *address, - struct acpi_table_desc *table_info) +acpi_tb_get_primary_table(struct acpi_pointer *address, + struct acpi_table_desc *table_info) { - acpi_status status; - struct acpi_table_header header; - - - ACPI_FUNCTION_TRACE ("tb_get_primary_table"); + acpi_status status; + struct acpi_table_header header; + ACPI_FUNCTION_TRACE("tb_get_primary_table"); /* Ignore a NULL address in the RSDT */ if (!address->pointer.value) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Get the header in order to get signature and table size */ - status = acpi_tb_get_table_header (address, &header); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_get_table_header(address, &header); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Clear the table_info */ - ACPI_MEMSET (table_info, 0, sizeof (struct acpi_table_desc)); + ACPI_MEMSET(table_info, 0, sizeof(struct acpi_table_desc)); /* * Check the table signature and make sure it is recognized. * Also checks the header checksum */ table_info->pointer = &header; - status = acpi_tb_recognize_table (table_info, ACPI_TABLE_PRIMARY); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_recognize_table(table_info, ACPI_TABLE_PRIMARY); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get the entire table */ - status = acpi_tb_get_table_body (address, &header, table_info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_get_table_body(address, &header, table_info); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Install the table */ - status = acpi_tb_install_table (table_info); - return_ACPI_STATUS (status); + status = acpi_tb_install_table(table_info); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_tb_get_secondary_table @@ -143,32 +133,27 @@ acpi_tb_get_primary_table ( ******************************************************************************/ static acpi_status -acpi_tb_get_secondary_table ( - struct acpi_pointer *address, - acpi_string signature, - struct acpi_table_desc *table_info) +acpi_tb_get_secondary_table(struct acpi_pointer *address, + acpi_string signature, + struct acpi_table_desc *table_info) { - acpi_status status; - struct acpi_table_header header; - - - ACPI_FUNCTION_TRACE_STR ("tb_get_secondary_table", signature); + acpi_status status; + struct acpi_table_header header; + ACPI_FUNCTION_TRACE_STR("tb_get_secondary_table", signature); /* Get the header in order to match the signature */ - status = acpi_tb_get_table_header (address, &header); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_get_table_header(address, &header); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Signature must match request */ - if (ACPI_STRNCMP (header.signature, signature, ACPI_NAME_SIZE)) { - ACPI_REPORT_ERROR (( - "Incorrect table signature - wanted [%s] found [%4.4s]\n", - signature, header.signature)); - return_ACPI_STATUS (AE_BAD_SIGNATURE); + if (ACPI_STRNCMP(header.signature, signature, ACPI_NAME_SIZE)) { + ACPI_REPORT_ERROR(("Incorrect table signature - wanted [%s] found [%4.4s]\n", signature, header.signature)); + return_ACPI_STATUS(AE_BAD_SIGNATURE); } /* @@ -176,25 +161,24 @@ acpi_tb_get_secondary_table ( * Also checks the header checksum */ table_info->pointer = &header; - status = acpi_tb_recognize_table (table_info, ACPI_TABLE_SECONDARY); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_recognize_table(table_info, ACPI_TABLE_SECONDARY); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get the entire table */ - status = acpi_tb_get_table_body (address, &header, table_info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_get_table_body(address, &header, table_info); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Install the table */ - status = acpi_tb_install_table (table_info); - return_ACPI_STATUS (status); + status = acpi_tb_install_table(table_info); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_tb_get_required_tables @@ -214,23 +198,19 @@ acpi_tb_get_secondary_table ( * ******************************************************************************/ -acpi_status -acpi_tb_get_required_tables ( - void) +acpi_status acpi_tb_get_required_tables(void) { - acpi_status status = AE_OK; - u32 i; - struct acpi_table_desc table_info; - struct acpi_pointer address; - + acpi_status status = AE_OK; + u32 i; + struct acpi_table_desc table_info; + struct acpi_pointer address; - ACPI_FUNCTION_TRACE ("tb_get_required_tables"); + ACPI_FUNCTION_TRACE("tb_get_required_tables"); - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "%d ACPI tables in RSDT\n", - acpi_gbl_rsdt_table_count)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "%d ACPI tables in RSDT\n", + acpi_gbl_rsdt_table_count)); - - address.pointer_type = acpi_gbl_table_flags | ACPI_LOGICAL_ADDRESSING; + address.pointer_type = acpi_gbl_table_flags | ACPI_LOGICAL_ADDRESSING; /* * Loop through all table pointers found in RSDT. @@ -243,84 +223,79 @@ acpi_tb_get_required_tables ( for (i = 0; i < acpi_gbl_rsdt_table_count; i++) { /* Get the table address from the common internal XSDT */ - address.pointer.value = - acpi_gbl_XSDT->table_offset_entry[i]; + address.pointer.value = acpi_gbl_XSDT->table_offset_entry[i]; /* * Get the tables needed by this subsystem (FADT and any SSDTs). * NOTE: All other tables are completely ignored at this time. */ - status = acpi_tb_get_primary_table (&address, &table_info); + status = acpi_tb_get_primary_table(&address, &table_info); if ((status != AE_OK) && (status != AE_TABLE_NOT_SUPPORTED)) { - ACPI_REPORT_WARNING (("%s, while getting table at %8.8X%8.8X\n", - acpi_format_exception (status), - ACPI_FORMAT_UINT64 (address.pointer.value))); + ACPI_REPORT_WARNING(("%s, while getting table at %8.8X%8.8X\n", acpi_format_exception(status), ACPI_FORMAT_UINT64(address.pointer.value))); } } /* We must have a FADT to continue */ if (!acpi_gbl_FADT) { - ACPI_REPORT_ERROR (("No FADT present in RSDT/XSDT\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + ACPI_REPORT_ERROR(("No FADT present in RSDT/XSDT\n")); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } /* * Convert the FADT to a common format. This allows earlier revisions of * the table to coexist with newer versions, using common access code. */ - status = acpi_tb_convert_table_fadt (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "Could not convert FADT to internal common format\n")); - return_ACPI_STATUS (status); + status = acpi_tb_convert_table_fadt(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not convert FADT to internal common format\n")); + return_ACPI_STATUS(status); } /* Get the FACS (Pointed to by the FADT) */ address.pointer.value = acpi_gbl_FADT->xfirmware_ctrl; - status = acpi_tb_get_secondary_table (&address, FACS_SIG, &table_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not get/install the FACS, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_tb_get_secondary_table(&address, FACS_SIG, &table_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not get/install the FACS, %s\n", + acpi_format_exception(status))); + return_ACPI_STATUS(status); } /* * Create the common FACS pointer table * (Contains pointers to the original table) */ - status = acpi_tb_build_common_facs (&table_info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_build_common_facs(&table_info); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get/install the DSDT (Pointed to by the FADT) */ address.pointer.value = acpi_gbl_FADT->Xdsdt; - status = acpi_tb_get_secondary_table (&address, DSDT_SIG, &table_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not get/install the DSDT\n")); - return_ACPI_STATUS (status); + status = acpi_tb_get_secondary_table(&address, DSDT_SIG, &table_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not get/install the DSDT\n")); + return_ACPI_STATUS(status); } /* Set Integer Width (32/64) based upon DSDT revision */ - acpi_ut_set_integer_width (acpi_gbl_DSDT->revision); + acpi_ut_set_integer_width(acpi_gbl_DSDT->revision); /* Dump the entire DSDT */ - ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, - "Hex dump of entire DSDT, size %d (0x%X), Integer width = %d\n", - acpi_gbl_DSDT->length, acpi_gbl_DSDT->length, acpi_gbl_integer_bit_width)); - ACPI_DUMP_BUFFER ((u8 *) acpi_gbl_DSDT, acpi_gbl_DSDT->length); + ACPI_DEBUG_PRINT((ACPI_DB_TABLES, + "Hex dump of entire DSDT, size %d (0x%X), Integer width = %d\n", + acpi_gbl_DSDT->length, acpi_gbl_DSDT->length, + acpi_gbl_integer_bit_width)); + ACPI_DUMP_BUFFER((u8 *) acpi_gbl_DSDT, acpi_gbl_DSDT->length); /* Always delete the RSDP mapping, we are done with it */ - acpi_tb_delete_tables_by_type (ACPI_TABLE_RSDP); - return_ACPI_STATUS (status); + acpi_tb_delete_tables_by_type(ACPI_TABLE_RSDP); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/tables/tbinstal.c b/drivers/acpi/tables/tbinstal.c index 629b64c8193d..10db8484e462 100644 --- a/drivers/acpi/tables/tbinstal.c +++ b/drivers/acpi/tables/tbinstal.c @@ -41,22 +41,16 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/actables.h> - #define _COMPONENT ACPI_TABLES - ACPI_MODULE_NAME ("tbinstal") +ACPI_MODULE_NAME("tbinstal") /* Local prototypes */ - static acpi_status -acpi_tb_match_signature ( - char *signature, - struct acpi_table_desc *table_info, - u8 search_type); - +acpi_tb_match_signature(char *signature, + struct acpi_table_desc *table_info, u8 search_type); /******************************************************************************* * @@ -74,16 +68,12 @@ acpi_tb_match_signature ( ******************************************************************************/ static acpi_status -acpi_tb_match_signature ( - char *signature, - struct acpi_table_desc *table_info, - u8 search_type) +acpi_tb_match_signature(char *signature, + struct acpi_table_desc *table_info, u8 search_type) { - acpi_native_uint i; - - - ACPI_FUNCTION_TRACE ("tb_match_signature"); + acpi_native_uint i; + ACPI_FUNCTION_TRACE("tb_match_signature"); /* Search for a signature match among the known table types */ @@ -92,30 +82,30 @@ acpi_tb_match_signature ( continue; } - if (!ACPI_STRNCMP (signature, acpi_gbl_table_data[i].signature, - acpi_gbl_table_data[i].sig_length)) { + if (!ACPI_STRNCMP(signature, acpi_gbl_table_data[i].signature, + acpi_gbl_table_data[i].sig_length)) { /* Found a signature match, return index if requested */ if (table_info) { table_info->type = (u8) i; } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Table [%4.4s] is an ACPI table consumed by the core subsystem\n", - (char *) acpi_gbl_table_data[i].signature)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Table [%4.4s] is an ACPI table consumed by the core subsystem\n", + (char *)acpi_gbl_table_data[i]. + signature)); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Table [%4.4s] is not an ACPI table consumed by the core subsystem - ignored\n", - (char *) signature)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Table [%4.4s] is not an ACPI table consumed by the core subsystem - ignored\n", + (char *)signature)); - return_ACPI_STATUS (AE_TABLE_NOT_SUPPORTED); + return_ACPI_STATUS(AE_TABLE_NOT_SUPPORTED); } - /******************************************************************************* * * FUNCTION: acpi_tb_install_table @@ -124,46 +114,52 @@ acpi_tb_match_signature ( * * RETURN: Status * - * DESCRIPTION: Load and validate all tables other than the RSDT. The RSDT must - * already be loaded and validated. - * Install the table into the global data structs. + * DESCRIPTION: Install the table into the global data structures. * ******************************************************************************/ -acpi_status -acpi_tb_install_table ( - struct acpi_table_desc *table_info) +acpi_status acpi_tb_install_table(struct acpi_table_desc *table_info) { - acpi_status status; - - ACPI_FUNCTION_TRACE ("tb_install_table"); + acpi_status status; + ACPI_FUNCTION_TRACE("tb_install_table"); /* Lock tables while installing */ - status = acpi_ut_acquire_mutex (ACPI_MTX_TABLES); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not acquire table mutex for [%4.4s], %s\n", - table_info->pointer->signature, acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_TABLES); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not acquire table mutex, %s\n", + acpi_format_exception(status))); + return_ACPI_STATUS(status); + } + + /* + * Ignore a table that is already installed. For example, some BIOS + * ASL code will repeatedly attempt to load the same SSDT. + */ + status = acpi_tb_is_table_installed(table_info); + if (ACPI_FAILURE(status)) { + goto unlock_and_exit; } /* Install the table into the global data structure */ - status = acpi_tb_init_table_descriptor (table_info->type, table_info); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Could not install ACPI table [%4.4s], %s\n", - table_info->pointer->signature, acpi_format_exception (status))); + status = acpi_tb_init_table_descriptor(table_info->type, table_info); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Could not install table [%4.4s], %s\n", + table_info->pointer->signature, + acpi_format_exception(status))); } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "%s located at %p\n", - acpi_gbl_table_data[table_info->type].name, table_info->pointer)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "%s located at %p\n", + acpi_gbl_table_data[table_info->type].name, + table_info->pointer)); - (void) acpi_ut_release_mutex (ACPI_MTX_TABLES); - return_ACPI_STATUS (status); + unlock_and_exit: + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_tb_recognize_table @@ -186,22 +182,18 @@ acpi_tb_install_table ( ******************************************************************************/ acpi_status -acpi_tb_recognize_table ( - struct acpi_table_desc *table_info, - u8 search_type) +acpi_tb_recognize_table(struct acpi_table_desc *table_info, u8 search_type) { - struct acpi_table_header *table_header; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("tb_recognize_table"); + struct acpi_table_header *table_header; + acpi_status status; + ACPI_FUNCTION_TRACE("tb_recognize_table"); /* Ensure that we have a valid table pointer */ - table_header = (struct acpi_table_header *) table_info->pointer; + table_header = (struct acpi_table_header *)table_info->pointer; if (!table_header) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* @@ -212,25 +204,24 @@ acpi_tb_recognize_table ( * This can be any one of many valid ACPI tables, it just isn't one of * the tables that is consumed by the core subsystem */ - status = acpi_tb_match_signature (table_header->signature, - table_info, search_type); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_match_signature(table_header->signature, + table_info, search_type); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - status = acpi_tb_validate_table_header (table_header); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_validate_table_header(table_header); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Return the table type and length via the info struct */ table_info->length = (acpi_size) table_header->length; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_tb_init_table_descriptor @@ -245,22 +236,27 @@ acpi_tb_recognize_table ( ******************************************************************************/ acpi_status -acpi_tb_init_table_descriptor ( - acpi_table_type table_type, - struct acpi_table_desc *table_info) +acpi_tb_init_table_descriptor(acpi_table_type table_type, + struct acpi_table_desc *table_info) { - struct acpi_table_list *list_head; - struct acpi_table_desc *table_desc; - - - ACPI_FUNCTION_TRACE_U32 ("tb_init_table_descriptor", table_type); + struct acpi_table_list *list_head; + struct acpi_table_desc *table_desc; + acpi_status status; + ACPI_FUNCTION_TRACE_U32("tb_init_table_descriptor", table_type); /* Allocate a descriptor for this table */ - table_desc = ACPI_MEM_CALLOCATE (sizeof (struct acpi_table_desc)); + table_desc = ACPI_MEM_CALLOCATE(sizeof(struct acpi_table_desc)); if (!table_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); + } + + /* Get a new owner ID for the table */ + + status = acpi_ut_allocate_owner_id(&table_desc->owner_id); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Install the table into the global data structure */ @@ -272,14 +268,14 @@ acpi_tb_init_table_descriptor ( * includes most ACPI tables such as the DSDT. 2) Multiple instances of * the table are allowed. This includes SSDT and PSDTs. */ - if (ACPI_IS_SINGLE_TABLE (acpi_gbl_table_data[table_type].flags)) { + if (ACPI_IS_SINGLE_TABLE(acpi_gbl_table_data[table_type].flags)) { /* * Only one table allowed, and a table has alread been installed * at this location, so return an error. */ if (list_head->next) { - ACPI_MEM_FREE (table_desc); - return_ACPI_STATUS (AE_ALREADY_EXISTS); + ACPI_MEM_FREE(table_desc); + return_ACPI_STATUS(AE_ALREADY_EXISTS); } table_desc->next = list_head->next; @@ -290,8 +286,7 @@ acpi_tb_init_table_descriptor ( } list_head->count++; - } - else { + } else { /* * Link the new table in to the list of tables of this type. * Insert at the end of the list, order IS IMPORTANT. @@ -302,8 +297,7 @@ acpi_tb_init_table_descriptor ( if (!list_head->next) { list_head->next = table_desc; - } - else { + } else { table_desc->next = list_head->next; while (table_desc->next->next) { @@ -318,15 +312,14 @@ acpi_tb_init_table_descriptor ( /* Finish initialization of the table descriptor */ - table_desc->type = (u8) table_type; - table_desc->pointer = table_info->pointer; - table_desc->length = table_info->length; - table_desc->allocation = table_info->allocation; - table_desc->aml_start = (u8 *) (table_desc->pointer + 1), - table_desc->aml_length = (u32) (table_desc->length - - (u32) sizeof (struct acpi_table_header)); - table_desc->table_id = acpi_ut_allocate_owner_id ( - ACPI_OWNER_TYPE_TABLE); + table_desc->type = (u8) table_type; + table_desc->pointer = table_info->pointer; + table_desc->length = table_info->length; + table_desc->allocation = table_info->allocation; + table_desc->aml_start = (u8 *) (table_desc->pointer + 1), + table_desc->aml_length = (u32) (table_desc->length - + (u32) sizeof(struct + acpi_table_header)); table_desc->loaded_into_namespace = FALSE; /* @@ -334,18 +327,18 @@ acpi_tb_init_table_descriptor ( * newly installed table */ if (acpi_gbl_table_data[table_type].global_ptr) { - *(acpi_gbl_table_data[table_type].global_ptr) = table_info->pointer; + *(acpi_gbl_table_data[table_type].global_ptr) = + table_info->pointer; } /* Return Data */ - table_info->table_id = table_desc->table_id; - table_info->installed_desc = table_desc; + table_info->owner_id = table_desc->owner_id; + table_info->installed_desc = table_desc; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_tb_delete_all_tables @@ -358,23 +351,19 @@ acpi_tb_init_table_descriptor ( * ******************************************************************************/ -void -acpi_tb_delete_all_tables ( - void) +void acpi_tb_delete_all_tables(void) { - acpi_table_type type; - + acpi_table_type type; /* * Free memory allocated for ACPI tables * Memory can either be mapped or allocated */ for (type = 0; type < NUM_ACPI_TABLE_TYPES; type++) { - acpi_tb_delete_tables_by_type (type); + acpi_tb_delete_tables_by_type(type); } } - /******************************************************************************* * * FUNCTION: acpi_tb_delete_tables_by_type @@ -388,23 +377,19 @@ acpi_tb_delete_all_tables ( * ******************************************************************************/ -void -acpi_tb_delete_tables_by_type ( - acpi_table_type type) +void acpi_tb_delete_tables_by_type(acpi_table_type type) { - struct acpi_table_desc *table_desc; - u32 count; - u32 i; - - - ACPI_FUNCTION_TRACE_U32 ("tb_delete_tables_by_type", type); + struct acpi_table_desc *table_desc; + u32 count; + u32 i; + ACPI_FUNCTION_TRACE_U32("tb_delete_tables_by_type", type); if (type > ACPI_TABLE_MAX) { return_VOID; } - if (ACPI_FAILURE (acpi_ut_acquire_mutex (ACPI_MTX_TABLES))) { + if (ACPI_FAILURE(acpi_ut_acquire_mutex(ACPI_MTX_TABLES))) { return; } @@ -442,21 +427,20 @@ acpi_tb_delete_tables_by_type ( * 1) Get the head of the list */ table_desc = acpi_gbl_table_lists[type].next; - count = acpi_gbl_table_lists[type].count; + count = acpi_gbl_table_lists[type].count; /* * 2) Walk the entire list, deleting both the allocated tables * and the table descriptors */ for (i = 0; i < count; i++) { - table_desc = acpi_tb_uninstall_table (table_desc); + table_desc = acpi_tb_uninstall_table(table_desc); } - (void) acpi_ut_release_mutex (ACPI_MTX_TABLES); + (void)acpi_ut_release_mutex(ACPI_MTX_TABLES); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_tb_delete_single_table @@ -470,15 +454,12 @@ acpi_tb_delete_tables_by_type ( * ******************************************************************************/ -void -acpi_tb_delete_single_table ( - struct acpi_table_desc *table_desc) +void acpi_tb_delete_single_table(struct acpi_table_desc *table_desc) { /* Must have a valid table descriptor and pointer */ - if ((!table_desc) || - (!table_desc->pointer)) { + if ((!table_desc) || (!table_desc->pointer)) { return; } @@ -490,12 +471,12 @@ acpi_tb_delete_single_table ( case ACPI_MEM_ALLOCATED: - ACPI_MEM_FREE (table_desc->pointer); + ACPI_MEM_FREE(table_desc->pointer); break; case ACPI_MEM_MAPPED: - acpi_os_unmap_memory (table_desc->pointer, table_desc->length); + acpi_os_unmap_memory(table_desc->pointer, table_desc->length); break; default: @@ -503,7 +484,6 @@ acpi_tb_delete_single_table ( } } - /******************************************************************************* * * FUNCTION: acpi_tb_uninstall_table @@ -518,26 +498,22 @@ acpi_tb_delete_single_table ( * ******************************************************************************/ -struct acpi_table_desc * -acpi_tb_uninstall_table ( - struct acpi_table_desc *table_desc) +struct acpi_table_desc *acpi_tb_uninstall_table(struct acpi_table_desc + *table_desc) { - struct acpi_table_desc *next_desc; - - - ACPI_FUNCTION_TRACE_PTR ("tb_uninstall_table", table_desc); + struct acpi_table_desc *next_desc; + ACPI_FUNCTION_TRACE_PTR("tb_uninstall_table", table_desc); if (!table_desc) { - return_PTR (NULL); + return_PTR(NULL); } /* Unlink the descriptor from the doubly linked list */ if (table_desc->prev) { table_desc->prev->next = table_desc->next; - } - else { + } else { /* Is first on list, update list head */ acpi_gbl_table_lists[table_desc->type].next = table_desc->next; @@ -549,16 +525,14 @@ acpi_tb_uninstall_table ( /* Free the memory allocated for the table itself */ - acpi_tb_delete_single_table (table_desc); + acpi_tb_delete_single_table(table_desc); /* Free the table descriptor */ next_desc = table_desc->next; - ACPI_MEM_FREE (table_desc); + ACPI_MEM_FREE(table_desc); /* Return pointer to the next descriptor */ - return_PTR (next_desc); + return_PTR(next_desc); } - - diff --git a/drivers/acpi/tables/tbrsdt.c b/drivers/acpi/tables/tbrsdt.c index b7ffe39c3626..ad0252c2f7db 100644 --- a/drivers/acpi/tables/tbrsdt.c +++ b/drivers/acpi/tables/tbrsdt.c @@ -41,14 +41,11 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/actables.h> - #define _COMPONENT ACPI_TABLES - ACPI_MODULE_NAME ("tbrsdt") - +ACPI_MODULE_NAME("tbrsdt") /******************************************************************************* * @@ -61,18 +58,13 @@ * DESCRIPTION: Load and validate the RSDP (ptr) and RSDT (table) * ******************************************************************************/ - -acpi_status -acpi_tb_verify_rsdp ( - struct acpi_pointer *address) +acpi_status acpi_tb_verify_rsdp(struct acpi_pointer *address) { - struct acpi_table_desc table_info; - acpi_status status; - struct rsdp_descriptor *rsdp; - - - ACPI_FUNCTION_TRACE ("tb_verify_rsdp"); + struct acpi_table_desc table_info; + acpi_status status; + struct rsdp_descriptor *rsdp; + ACPI_FUNCTION_TRACE("tb_verify_rsdp"); switch (address->pointer_type) { case ACPI_LOGICAL_POINTER: @@ -84,73 +76,53 @@ acpi_tb_verify_rsdp ( /* * Obtain access to the RSDP structure */ - status = acpi_os_map_memory (address->pointer.physical, - sizeof (struct rsdp_descriptor), - (void *) &rsdp); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_os_map_memory(address->pointer.physical, + sizeof(struct rsdp_descriptor), + (void *)&rsdp); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } break; default: - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - /* - * The signature and checksum must both be correct - */ - if (ACPI_STRNCMP ((char *) rsdp, RSDP_SIG, sizeof (RSDP_SIG)-1) != 0) { - /* Nope, BAD Signature */ + /* Verify RSDP signature and checksum */ - status = AE_BAD_SIGNATURE; + status = acpi_tb_validate_rsdp(rsdp); + if (ACPI_FAILURE(status)) { goto cleanup; } - /* Check the standard checksum */ - - if (acpi_tb_checksum (rsdp, ACPI_RSDP_CHECKSUM_LENGTH) != 0) { - status = AE_BAD_CHECKSUM; - goto cleanup; - } - - /* Check extended checksum if table version >= 2 */ - - if (rsdp->revision >= 2) { - if (acpi_tb_checksum (rsdp, ACPI_RSDP_XCHECKSUM_LENGTH) != 0) { - status = AE_BAD_CHECKSUM; - goto cleanup; - } - } - /* The RSDP supplied is OK */ - table_info.pointer = ACPI_CAST_PTR (struct acpi_table_header, rsdp); - table_info.length = sizeof (struct rsdp_descriptor); - table_info.allocation = ACPI_MEM_MAPPED; + table_info.pointer = ACPI_CAST_PTR(struct acpi_table_header, rsdp); + table_info.length = sizeof(struct rsdp_descriptor); + table_info.allocation = ACPI_MEM_MAPPED; /* Save the table pointers and allocation info */ - status = acpi_tb_init_table_descriptor (ACPI_TABLE_RSDP, &table_info); - if (ACPI_FAILURE (status)) { + status = acpi_tb_init_table_descriptor(ACPI_TABLE_RSDP, &table_info); + if (ACPI_FAILURE(status)) { goto cleanup; } /* Save the RSDP in a global for easy access */ - acpi_gbl_RSDP = ACPI_CAST_PTR (struct rsdp_descriptor, table_info.pointer); - return_ACPI_STATUS (status); - + acpi_gbl_RSDP = + ACPI_CAST_PTR(struct rsdp_descriptor, table_info.pointer); + return_ACPI_STATUS(status); /* Error exit */ -cleanup: + cleanup: if (acpi_gbl_table_flags & ACPI_PHYSICAL_POINTER) { - acpi_os_unmap_memory (rsdp, sizeof (struct rsdp_descriptor)); + acpi_os_unmap_memory(rsdp, sizeof(struct rsdp_descriptor)); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_tb_get_rsdt_address @@ -159,35 +131,35 @@ cleanup: * * RETURN: None, Address * - * DESCRIPTION: Extract the address of the RSDT or XSDT, depending on the - * version of the RSDP + * DESCRIPTION: Extract the address of either the RSDT or XSDT, depending on the + * version of the RSDP and whether the XSDT pointer is valid * ******************************************************************************/ -void -acpi_tb_get_rsdt_address ( - struct acpi_pointer *out_address) +void acpi_tb_get_rsdt_address(struct acpi_pointer *out_address) { - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); + out_address->pointer_type = + acpi_gbl_table_flags | ACPI_LOGICAL_ADDRESSING; - out_address->pointer_type = acpi_gbl_table_flags | ACPI_LOGICAL_ADDRESSING; + /* Use XSDT if it is present */ - /* - * For RSDP revision 0 or 1, we use the RSDT. - * For RSDP revision 2 (and above), we use the XSDT - */ - if (acpi_gbl_RSDP->revision < 2) { - out_address->pointer.value = acpi_gbl_RSDP->rsdt_physical_address; - } - else { + if ((acpi_gbl_RSDP->revision >= 2) && + acpi_gbl_RSDP->xsdt_physical_address) { out_address->pointer.value = - acpi_gbl_RSDP->xsdt_physical_address; + acpi_gbl_RSDP->xsdt_physical_address; + acpi_gbl_root_table_type = ACPI_TABLE_TYPE_XSDT; + } else { + /* No XSDT, use the RSDT */ + + out_address->pointer.value = + acpi_gbl_RSDP->rsdt_physical_address; + acpi_gbl_root_table_type = ACPI_TABLE_TYPE_RSDT; } } - /******************************************************************************* * * FUNCTION: acpi_tb_validate_rsdt @@ -200,50 +172,43 @@ acpi_tb_get_rsdt_address ( * ******************************************************************************/ -acpi_status -acpi_tb_validate_rsdt ( - struct acpi_table_header *table_ptr) +acpi_status acpi_tb_validate_rsdt(struct acpi_table_header *table_ptr) { - int no_match; - - - ACPI_FUNCTION_NAME ("tb_validate_rsdt"); + int no_match; + ACPI_FUNCTION_NAME("tb_validate_rsdt"); /* - * For RSDP revision 0 or 1, we use the RSDT. - * For RSDP revision 2 and above, we use the XSDT + * Search for appropriate signature, RSDT or XSDT */ - if (acpi_gbl_RSDP->revision < 2) { - no_match = ACPI_STRNCMP ((char *) table_ptr, RSDT_SIG, - sizeof (RSDT_SIG) -1); - } - else { - no_match = ACPI_STRNCMP ((char *) table_ptr, XSDT_SIG, - sizeof (XSDT_SIG) -1); + if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { + no_match = ACPI_STRNCMP((char *)table_ptr, RSDT_SIG, + sizeof(RSDT_SIG) - 1); + } else { + no_match = ACPI_STRNCMP((char *)table_ptr, XSDT_SIG, + sizeof(XSDT_SIG) - 1); } if (no_match) { /* Invalid RSDT or XSDT signature */ - ACPI_REPORT_ERROR (( - "Invalid signature where RSDP indicates RSDT/XSDT should be located\n")); + ACPI_REPORT_ERROR(("Invalid signature where RSDP indicates RSDT/XSDT should be located\n")); - ACPI_DUMP_BUFFER (acpi_gbl_RSDP, 20); + ACPI_DUMP_BUFFER(acpi_gbl_RSDP, 20); - ACPI_DEBUG_PRINT_RAW ((ACPI_DB_ERROR, - "RSDT/XSDT signature at %X (%p) is invalid\n", - acpi_gbl_RSDP->rsdt_physical_address, - (void *) (acpi_native_uint) acpi_gbl_RSDP->rsdt_physical_address)); + ACPI_DEBUG_PRINT_RAW((ACPI_DB_ERROR, + "RSDT/XSDT signature at %X (%p) is invalid\n", + acpi_gbl_RSDP->rsdt_physical_address, + (void *)(acpi_native_uint) acpi_gbl_RSDP-> + rsdt_physical_address)); - if (acpi_gbl_RSDP->revision < 2) { - ACPI_REPORT_ERROR (("Looking for RSDT (RSDP->Rev < 2)\n")) - } - else { - ACPI_REPORT_ERROR (("Looking for XSDT (RSDP->Rev >= 2)\n")) + if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { + ACPI_REPORT_ERROR(("Looking for RSDT\n")) + } else { + ACPI_REPORT_ERROR(("Looking for XSDT\n")) } - ACPI_DUMP_BUFFER ((char *) table_ptr, 48); + ACPI_DUMP_BUFFER((char *)table_ptr, 48); return (AE_BAD_SIGNATURE); } @@ -251,7 +216,6 @@ acpi_tb_validate_rsdt ( return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_tb_get_table_rsdt @@ -264,66 +228,61 @@ acpi_tb_validate_rsdt ( * ******************************************************************************/ -acpi_status -acpi_tb_get_table_rsdt ( - void) +acpi_status acpi_tb_get_table_rsdt(void) { - struct acpi_table_desc table_info; - acpi_status status; - struct acpi_pointer address; - - - ACPI_FUNCTION_TRACE ("tb_get_table_rsdt"); + struct acpi_table_desc table_info; + acpi_status status; + struct acpi_pointer address; + ACPI_FUNCTION_TRACE("tb_get_table_rsdt"); /* Get the RSDT/XSDT via the RSDP */ - acpi_tb_get_rsdt_address (&address); + acpi_tb_get_rsdt_address(&address); table_info.type = ACPI_TABLE_XSDT; - status = acpi_tb_get_table (&address, &table_info); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Could not get the RSDT/XSDT, %s\n", - acpi_format_exception (status))); + status = acpi_tb_get_table(&address, &table_info); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not get the RSDT/XSDT, %s\n", + acpi_format_exception(status))); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "RSDP located at %p, points to RSDT physical=%8.8X%8.8X \n", - acpi_gbl_RSDP, - ACPI_FORMAT_UINT64 (address.pointer.value))); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "RSDP located at %p, points to RSDT physical=%8.8X%8.8X \n", + acpi_gbl_RSDP, + ACPI_FORMAT_UINT64(address.pointer.value))); /* Check the RSDT or XSDT signature */ - status = acpi_tb_validate_rsdt (table_info.pointer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_validate_rsdt(table_info.pointer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get the number of tables defined in the RSDT or XSDT */ - acpi_gbl_rsdt_table_count = acpi_tb_get_table_count (acpi_gbl_RSDP, - table_info.pointer); + acpi_gbl_rsdt_table_count = acpi_tb_get_table_count(acpi_gbl_RSDP, + table_info.pointer); /* Convert and/or copy to an XSDT structure */ - status = acpi_tb_convert_to_xsdt (&table_info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_convert_to_xsdt(&table_info); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Save the table pointers and allocation info */ - status = acpi_tb_init_table_descriptor (ACPI_TABLE_XSDT, &table_info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_init_table_descriptor(ACPI_TABLE_XSDT, &table_info); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - acpi_gbl_XSDT = ACPI_CAST_PTR (XSDT_DESCRIPTOR, table_info.pointer); + acpi_gbl_XSDT = ACPI_CAST_PTR(XSDT_DESCRIPTOR, table_info.pointer); - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "XSDT located at %p\n", acpi_gbl_XSDT)); - return_ACPI_STATUS (status); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "XSDT located at %p\n", acpi_gbl_XSDT)); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/tables/tbutils.c b/drivers/acpi/tables/tbutils.c index e69d01d443d2..4b2fbb592f49 100644 --- a/drivers/acpi/tables/tbutils.c +++ b/drivers/acpi/tables/tbutils.c @@ -41,23 +41,84 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/actables.h> - #define _COMPONENT ACPI_TABLES - ACPI_MODULE_NAME ("tbutils") +ACPI_MODULE_NAME("tbutils") /* Local prototypes */ - #ifdef ACPI_OBSOLETE_FUNCTIONS acpi_status -acpi_tb_handle_to_object ( - u16 table_id, - struct acpi_table_desc **table_desc); +acpi_tb_handle_to_object(u16 table_id, struct acpi_table_desc **table_desc); #endif +/******************************************************************************* + * + * FUNCTION: acpi_tb_is_table_installed + * + * PARAMETERS: new_table_desc - Descriptor for new table being installed + * + * RETURN: Status - AE_ALREADY_EXISTS if the table is already installed + * + * DESCRIPTION: Determine if an ACPI table is already installed + * + * MUTEX: Table data structures should be locked + * + ******************************************************************************/ + +acpi_status acpi_tb_is_table_installed(struct acpi_table_desc *new_table_desc) +{ + struct acpi_table_desc *table_desc; + + ACPI_FUNCTION_TRACE("tb_is_table_installed"); + + /* Get the list descriptor and first table descriptor */ + + table_desc = acpi_gbl_table_lists[new_table_desc->type].next; + + /* Examine all installed tables of this type */ + + while (table_desc) { + /* + * If the table lengths match, perform a full bytewise compare. This + * means that we will allow tables with duplicate oem_table_id(s), as + * long as the tables are different in some way. + * + * Checking if the table has been loaded into the namespace means that + * we don't check for duplicate tables during the initial installation + * of tables within the RSDT/XSDT. + */ + if ((table_desc->loaded_into_namespace) && + (table_desc->pointer->length == + new_table_desc->pointer->length) + && + (!ACPI_MEMCMP + ((const char *)table_desc->pointer, + (const char *)new_table_desc->pointer, + (acpi_size) new_table_desc->pointer->length))) { + /* Match: this table is already installed */ + + ACPI_DEBUG_PRINT((ACPI_DB_TABLES, + "Table [%4.4s] already installed: Rev %X oem_table_id [%8.8s]\n", + new_table_desc->pointer->signature, + new_table_desc->pointer->revision, + new_table_desc->pointer-> + oem_table_id)); + + new_table_desc->owner_id = table_desc->owner_id; + new_table_desc->installed_desc = table_desc; + + return_ACPI_STATUS(AE_ALREADY_EXISTS); + } + + /* Get next table on the list */ + + table_desc = table_desc->next; + } + + return_ACPI_STATUS(AE_OK); +} /******************************************************************************* * @@ -80,57 +141,55 @@ acpi_tb_handle_to_object ( ******************************************************************************/ acpi_status -acpi_tb_validate_table_header ( - struct acpi_table_header *table_header) +acpi_tb_validate_table_header(struct acpi_table_header *table_header) { - acpi_name signature; - - - ACPI_FUNCTION_NAME ("tb_validate_table_header"); + acpi_name signature; + ACPI_FUNCTION_NAME("tb_validate_table_header"); /* Verify that this is a valid address */ - if (!acpi_os_readable (table_header, sizeof (struct acpi_table_header))) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Cannot read table header at %p\n", table_header)); + if (!acpi_os_readable(table_header, sizeof(struct acpi_table_header))) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Cannot read table header at %p\n", + table_header)); return (AE_BAD_ADDRESS); } /* Ensure that the signature is 4 ASCII characters */ - ACPI_MOVE_32_TO_32 (&signature, table_header->signature); - if (!acpi_ut_valid_acpi_name (signature)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Table signature at %p [%p] has invalid characters\n", - table_header, &signature)); + ACPI_MOVE_32_TO_32(&signature, table_header->signature); + if (!acpi_ut_valid_acpi_name(signature)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Table signature at %p [%p] has invalid characters\n", + table_header, &signature)); - ACPI_REPORT_WARNING (("Invalid table signature found: [%4.4s]\n", - (char *) &signature)); + ACPI_REPORT_WARNING(("Invalid table signature found: [%4.4s]\n", + (char *)&signature)); - ACPI_DUMP_BUFFER (table_header, sizeof (struct acpi_table_header)); + ACPI_DUMP_BUFFER(table_header, + sizeof(struct acpi_table_header)); return (AE_BAD_SIGNATURE); } /* Validate the table length */ - if (table_header->length < sizeof (struct acpi_table_header)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Invalid length in table header %p name %4.4s\n", - table_header, (char *) &signature)); + if (table_header->length < sizeof(struct acpi_table_header)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid length in table header %p name %4.4s\n", + table_header, (char *)&signature)); - ACPI_REPORT_WARNING (("Invalid table header length (0x%X) found\n", - (u32) table_header->length)); + ACPI_REPORT_WARNING(("Invalid table header length (0x%X) found\n", (u32) table_header->length)); - ACPI_DUMP_BUFFER (table_header, sizeof (struct acpi_table_header)); + ACPI_DUMP_BUFFER(table_header, + sizeof(struct acpi_table_header)); return (AE_BAD_HEADER); } return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_tb_verify_table_checksum @@ -145,37 +204,31 @@ acpi_tb_validate_table_header ( ******************************************************************************/ acpi_status -acpi_tb_verify_table_checksum ( - struct acpi_table_header *table_header) +acpi_tb_verify_table_checksum(struct acpi_table_header * table_header) { - u8 checksum; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("tb_verify_table_checksum"); + u8 checksum; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("tb_verify_table_checksum"); /* Compute the checksum on the table */ - checksum = acpi_tb_checksum (table_header, table_header->length); + checksum = + acpi_tb_generate_checksum(table_header, table_header->length); /* Return the appropriate exception */ if (checksum) { - ACPI_REPORT_WARNING (( - "Invalid checksum in table [%4.4s] (%02X, sum %02X is not zero)\n", - table_header->signature, (u32) table_header->checksum, - (u32) checksum)); + ACPI_REPORT_WARNING(("Invalid checksum in table [%4.4s] (%02X, sum %02X is not zero)\n", table_header->signature, (u32) table_header->checksum, (u32) checksum)); status = AE_BAD_CHECKSUM; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * - * FUNCTION: acpi_tb_checksum + * FUNCTION: acpi_tb_generate_checksum * * PARAMETERS: Buffer - Buffer to checksum * Length - Size of the buffer @@ -186,15 +239,11 @@ acpi_tb_verify_table_checksum ( * ******************************************************************************/ -u8 -acpi_tb_checksum ( - void *buffer, - u32 length) +u8 acpi_tb_generate_checksum(void *buffer, u32 length) { - const u8 *limit; - const u8 *rover; - u8 sum = 0; - + const u8 *limit; + const u8 *rover; + u8 sum = 0; if (buffer && length) { /* Buffer and Length are valid */ @@ -208,7 +257,6 @@ acpi_tb_checksum ( return (sum); } - #ifdef ACPI_OBSOLETE_FUNCTIONS /******************************************************************************* * @@ -224,16 +272,13 @@ acpi_tb_checksum ( ******************************************************************************/ acpi_status -acpi_tb_handle_to_object ( - u16 table_id, - struct acpi_table_desc **return_table_desc) +acpi_tb_handle_to_object(u16 table_id, + struct acpi_table_desc ** return_table_desc) { - u32 i; - struct acpi_table_desc *table_desc; - - - ACPI_FUNCTION_NAME ("tb_handle_to_object"); + u32 i; + struct acpi_table_desc *table_desc; + ACPI_FUNCTION_NAME("tb_handle_to_object"); for (i = 0; i < ACPI_TABLE_MAX; i++) { table_desc = acpi_gbl_table_lists[i].next; @@ -247,9 +292,8 @@ acpi_tb_handle_to_object ( } } - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "table_id=%X does not exist\n", table_id)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "table_id=%X does not exist\n", + table_id)); return (AE_BAD_PARAMETER); } #endif - - diff --git a/drivers/acpi/tables/tbxface.c b/drivers/acpi/tables/tbxface.c index 0c0b9085dbeb..3f96a4909aad 100644 --- a/drivers/acpi/tables/tbxface.c +++ b/drivers/acpi/tables/tbxface.c @@ -48,10 +48,8 @@ #include <acpi/acnamesp.h> #include <acpi/actables.h> - #define _COMPONENT ACPI_TABLES - ACPI_MODULE_NAME ("tbxface") - +ACPI_MODULE_NAME("tbxface") /******************************************************************************* * @@ -65,25 +63,20 @@ * provided RSDT * ******************************************************************************/ - -acpi_status -acpi_load_tables ( - void) +acpi_status acpi_load_tables(void) { - struct acpi_pointer rsdp_address; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_load_tables"); + struct acpi_pointer rsdp_address; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_load_tables"); /* Get the RSDP */ - status = acpi_os_get_root_pointer (ACPI_LOGICAL_ADDRESSING, - &rsdp_address); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("acpi_load_tables: Could not get RSDP, %s\n", - acpi_format_exception (status))); + status = acpi_os_get_root_pointer(ACPI_LOGICAL_ADDRESSING, + &rsdp_address); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_load_tables: Could not get RSDP, %s\n", + acpi_format_exception(status))); goto error_exit; } @@ -91,54 +84,47 @@ acpi_load_tables ( acpi_gbl_table_flags = rsdp_address.pointer_type; - status = acpi_tb_verify_rsdp (&rsdp_address); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("acpi_load_tables: RSDP Failed validation: %s\n", - acpi_format_exception (status))); + status = acpi_tb_verify_rsdp(&rsdp_address); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_load_tables: RSDP Failed validation: %s\n", acpi_format_exception(status))); goto error_exit; } /* Get the RSDT via the RSDP */ - status = acpi_tb_get_table_rsdt (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("acpi_load_tables: Could not load RSDT: %s\n", - acpi_format_exception (status))); + status = acpi_tb_get_table_rsdt(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_load_tables: Could not load RSDT: %s\n", acpi_format_exception(status))); goto error_exit; } /* Now get the tables needed by this subsystem (FADT, DSDT, etc.) */ - status = acpi_tb_get_required_tables (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (( - "acpi_load_tables: Error getting required tables (DSDT/FADT/FACS): %s\n", - acpi_format_exception (status))); + status = acpi_tb_get_required_tables(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_load_tables: Error getting required tables (DSDT/FADT/FACS): %s\n", acpi_format_exception(status))); goto error_exit; } - ACPI_DEBUG_PRINT ((ACPI_DB_INIT, "ACPI Tables successfully acquired\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INIT, "ACPI Tables successfully acquired\n")); /* Load the namespace from the tables */ - status = acpi_ns_load_namespace (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("acpi_load_tables: Could not load namespace: %s\n", - acpi_format_exception (status))); + status = acpi_ns_load_namespace(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("acpi_load_tables: Could not load namespace: %s\n", acpi_format_exception(status))); goto error_exit; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); + error_exit: + ACPI_REPORT_ERROR(("acpi_load_tables: Could not load tables: %s\n", + acpi_format_exception(status))); -error_exit: - ACPI_REPORT_ERROR (("acpi_load_tables: Could not load tables: %s\n", - acpi_format_exception (status))); - - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - #ifdef ACPI_FUTURE_USAGE /******************************************************************************* * @@ -156,40 +142,49 @@ error_exit: * ******************************************************************************/ -acpi_status -acpi_load_table ( - struct acpi_table_header *table_ptr) +acpi_status acpi_load_table(struct acpi_table_header *table_ptr) { - acpi_status status; - struct acpi_table_desc table_info; - struct acpi_pointer address; - - - ACPI_FUNCTION_TRACE ("acpi_load_table"); + acpi_status status; + struct acpi_table_desc table_info; + struct acpi_pointer address; + ACPI_FUNCTION_TRACE("acpi_load_table"); if (!table_ptr) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Copy the table to a local buffer */ - address.pointer_type = ACPI_LOGICAL_POINTER | ACPI_LOGICAL_ADDRESSING; + address.pointer_type = ACPI_LOGICAL_POINTER | ACPI_LOGICAL_ADDRESSING; address.pointer.logical = table_ptr; - status = acpi_tb_get_table_body (&address, table_ptr, &table_info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_get_table_body(&address, table_ptr, &table_info); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + + /* Check signature for a valid table type */ + + status = acpi_tb_recognize_table(&table_info, ACPI_TABLE_ALL); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Install the new table into the local data structures */ - status = acpi_tb_install_table (&table_info); - if (ACPI_FAILURE (status)) { + status = acpi_tb_install_table(&table_info); + if (ACPI_FAILURE(status)) { + if (status == AE_ALREADY_EXISTS) { + /* Table already exists, no error */ + + status = AE_OK; + } + /* Free table allocated by acpi_tb_get_table_body */ - acpi_tb_delete_single_table (&table_info); - return_ACPI_STATUS (status); + acpi_tb_delete_single_table(&table_info); + return_ACPI_STATUS(status); } /* Convert the table to common format if necessary */ @@ -197,31 +192,32 @@ acpi_load_table ( switch (table_info.type) { case ACPI_TABLE_FADT: - status = acpi_tb_convert_table_fadt (); + status = acpi_tb_convert_table_fadt(); break; case ACPI_TABLE_FACS: - status = acpi_tb_build_common_facs (&table_info); + status = acpi_tb_build_common_facs(&table_info); break; default: /* Load table into namespace if it contains executable AML */ - status = acpi_ns_load_table (table_info.installed_desc, acpi_gbl_root_node); + status = + acpi_ns_load_table(table_info.installed_desc, + acpi_gbl_root_node); break; } - if (ACPI_FAILURE (status)) { + if (ACPI_FAILURE(status)) { /* Uninstall table and free the buffer */ - (void) acpi_tb_uninstall_table (table_info.installed_desc); + (void)acpi_tb_uninstall_table(table_info.installed_desc); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_unload_table @@ -234,20 +230,16 @@ acpi_load_table ( * ******************************************************************************/ -acpi_status -acpi_unload_table ( - acpi_table_type table_type) +acpi_status acpi_unload_table(acpi_table_type table_type) { - struct acpi_table_desc *table_desc; - - - ACPI_FUNCTION_TRACE ("acpi_unload_table"); + struct acpi_table_desc *table_desc; + ACPI_FUNCTION_TRACE("acpi_unload_table"); /* Parameter validation */ if (table_type > ACPI_TABLE_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Find all tables of the requested type */ @@ -260,18 +252,17 @@ acpi_unload_table ( * "Scope" operator. Thus, we need to track ownership by an ID, not * simply a position within the hierarchy */ - acpi_ns_delete_namespace_by_owner (table_desc->table_id); - + acpi_ns_delete_namespace_by_owner(table_desc->owner_id); + acpi_ut_release_owner_id(&table_desc->owner_id); table_desc = table_desc->next; } /* Delete (or unmap) all tables of this type */ - acpi_tb_delete_tables_by_type (table_type); - return_ACPI_STATUS (AE_OK); + acpi_tb_delete_tables_by_type(table_type); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_get_table_header @@ -294,54 +285,49 @@ acpi_unload_table ( ******************************************************************************/ acpi_status -acpi_get_table_header ( - acpi_table_type table_type, - u32 instance, - struct acpi_table_header *out_table_header) +acpi_get_table_header(acpi_table_type table_type, + u32 instance, struct acpi_table_header *out_table_header) { - struct acpi_table_header *tbl_ptr; - acpi_status status; + struct acpi_table_header *tbl_ptr; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_get_table_header"); - ACPI_FUNCTION_TRACE ("acpi_get_table_header"); - - - if ((instance == 0) || - (table_type == ACPI_TABLE_RSDP) || - (!out_table_header)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((instance == 0) || + (table_type == ACPI_TABLE_RSDP) || (!out_table_header)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Check the table type and instance */ - if ((table_type > ACPI_TABLE_MAX) || - (ACPI_IS_SINGLE_TABLE (acpi_gbl_table_data[table_type].flags) && - instance > 1)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((table_type > ACPI_TABLE_MAX) || + (ACPI_IS_SINGLE_TABLE(acpi_gbl_table_data[table_type].flags) && + instance > 1)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Get a pointer to the entire table */ - status = acpi_tb_get_table_ptr (table_type, instance, &tbl_ptr); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_get_table_ptr(table_type, instance, &tbl_ptr); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* The function will return a NULL pointer if the table is not loaded */ if (tbl_ptr == NULL) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } /* Copy the header to the caller's buffer */ - ACPI_MEMCPY ((void *) out_table_header, (void *) tbl_ptr, - sizeof (struct acpi_table_header)); + ACPI_MEMCPY((void *)out_table_header, (void *)tbl_ptr, + sizeof(struct acpi_table_header)); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -#endif /* ACPI_FUTURE_USAGE */ +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -367,43 +353,39 @@ acpi_get_table_header ( ******************************************************************************/ acpi_status -acpi_get_table ( - acpi_table_type table_type, - u32 instance, - struct acpi_buffer *ret_buffer) +acpi_get_table(acpi_table_type table_type, + u32 instance, struct acpi_buffer *ret_buffer) { - struct acpi_table_header *tbl_ptr; - acpi_status status; - acpi_size table_length; - - - ACPI_FUNCTION_TRACE ("acpi_get_table"); + struct acpi_table_header *tbl_ptr; + acpi_status status; + acpi_size table_length; + ACPI_FUNCTION_TRACE("acpi_get_table"); /* Parameter validation */ if (instance == 0) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } - status = acpi_ut_validate_buffer (ret_buffer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_validate_buffer(ret_buffer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Check the table type and instance */ - if ((table_type > ACPI_TABLE_MAX) || - (ACPI_IS_SINGLE_TABLE (acpi_gbl_table_data[table_type].flags) && - instance > 1)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((table_type > ACPI_TABLE_MAX) || + (ACPI_IS_SINGLE_TABLE(acpi_gbl_table_data[table_type].flags) && + instance > 1)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Get a pointer to the entire table */ - status = acpi_tb_get_table_ptr (table_type, instance, &tbl_ptr); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_tb_get_table_ptr(table_type, instance, &tbl_ptr); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -411,7 +393,7 @@ acpi_get_table ( * table is not loaded. */ if (tbl_ptr == NULL) { - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } /* Get the table length */ @@ -419,23 +401,22 @@ acpi_get_table ( if (table_type == ACPI_TABLE_RSDP) { /* RSD PTR is the only "table" without a header */ - table_length = sizeof (struct rsdp_descriptor); - } - else { + table_length = sizeof(struct rsdp_descriptor); + } else { table_length = (acpi_size) tbl_ptr->length; } /* Validate/Allocate/Clear caller buffer */ - status = acpi_ut_initialize_buffer (ret_buffer, table_length); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_initialize_buffer(ret_buffer, table_length); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Copy the table to the buffer */ - ACPI_MEMCPY ((void *) ret_buffer->pointer, (void *) tbl_ptr, table_length); - return_ACPI_STATUS (AE_OK); + ACPI_MEMCPY((void *)ret_buffer->pointer, (void *)tbl_ptr, table_length); + return_ACPI_STATUS(AE_OK); } -EXPORT_SYMBOL(acpi_get_table); +EXPORT_SYMBOL(acpi_get_table); diff --git a/drivers/acpi/tables/tbxfroot.c b/drivers/acpi/tables/tbxfroot.c index dc3c3f6a9f62..3b8a7e063e8a 100644 --- a/drivers/acpi/tables/tbxfroot.c +++ b/drivers/acpi/tables/tbxfroot.c @@ -46,22 +46,56 @@ #include <acpi/acpi.h> #include <acpi/actables.h> - #define _COMPONENT ACPI_TABLES - ACPI_MODULE_NAME ("tbxfroot") +ACPI_MODULE_NAME("tbxfroot") /* Local prototypes */ - static acpi_status -acpi_tb_find_rsdp ( - struct acpi_table_desc *table_info, - u32 flags); +acpi_tb_find_rsdp(struct acpi_table_desc *table_info, u32 flags); -static u8 * -acpi_tb_scan_memory_for_rsdp ( - u8 *start_address, - u32 length); +static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length); +/******************************************************************************* + * + * FUNCTION: acpi_tb_validate_rsdp + * + * PARAMETERS: Rsdp - Pointer to unvalidated RSDP + * + * RETURN: Status + * + * DESCRIPTION: Validate the RSDP (ptr) + * + ******************************************************************************/ + +acpi_status acpi_tb_validate_rsdp(struct rsdp_descriptor *rsdp) +{ + ACPI_FUNCTION_ENTRY(); + + /* + * The signature and checksum must both be correct + */ + if (ACPI_STRNCMP((char *)rsdp, RSDP_SIG, sizeof(RSDP_SIG) - 1) != 0) { + /* Nope, BAD Signature */ + + return (AE_BAD_SIGNATURE); + } + + /* Check the standard checksum */ + + if (acpi_tb_generate_checksum(rsdp, ACPI_RSDP_CHECKSUM_LENGTH) != 0) { + return (AE_BAD_CHECKSUM); + } + + /* Check extended checksum if table version >= 2 */ + + if ((rsdp->revision >= 2) && + (acpi_tb_generate_checksum(rsdp, ACPI_RSDP_XCHECKSUM_LENGTH) != + 0)) { + return (AE_BAD_CHECKSUM); + } + + return (AE_OK); +} /******************************************************************************* * @@ -80,28 +114,24 @@ acpi_tb_scan_memory_for_rsdp ( ******************************************************************************/ acpi_status -acpi_tb_find_table ( - char *signature, - char *oem_id, - char *oem_table_id, - struct acpi_table_header **table_ptr) +acpi_tb_find_table(char *signature, + char *oem_id, + char *oem_table_id, struct acpi_table_header ** table_ptr) { - acpi_status status; - struct acpi_table_header *table; - - - ACPI_FUNCTION_TRACE ("tb_find_table"); + acpi_status status; + struct acpi_table_header *table; + ACPI_FUNCTION_TRACE("tb_find_table"); /* Validate string lengths */ - if ((ACPI_STRLEN (signature) > ACPI_NAME_SIZE) || - (ACPI_STRLEN (oem_id) > sizeof (table->oem_id)) || - (ACPI_STRLEN (oem_table_id) > sizeof (table->oem_table_id))) { - return_ACPI_STATUS (AE_AML_STRING_LIMIT); + if ((ACPI_STRLEN(signature) > ACPI_NAME_SIZE) || + (ACPI_STRLEN(oem_id) > sizeof(table->oem_id)) || + (ACPI_STRLEN(oem_table_id) > sizeof(table->oem_table_id))) { + return_ACPI_STATUS(AE_AML_STRING_LIMIT); } - if (!ACPI_STRNCMP (signature, DSDT_SIG, ACPI_NAME_SIZE)) { + if (!ACPI_STRNCMP(signature, DSDT_SIG, ACPI_NAME_SIZE)) { /* * The DSDT pointer is contained in the FADT, not the RSDT. * This code should suffice, because the only code that would perform @@ -110,40 +140,36 @@ acpi_tb_find_table ( * If this becomes insufficient, the FADT will have to be found first. */ if (!acpi_gbl_DSDT) { - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } table = acpi_gbl_DSDT; - } - else { + } else { /* Find the table */ - status = acpi_get_firmware_table (signature, 1, - ACPI_LOGICAL_ADDRESSING, &table); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_get_firmware_table(signature, 1, + ACPI_LOGICAL_ADDRESSING, + &table); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Check oem_id and oem_table_id */ - if ((oem_id[0] && ACPI_STRNCMP ( - oem_id, table->oem_id, - sizeof (table->oem_id))) || - - (oem_table_id[0] && ACPI_STRNCMP ( - oem_table_id, table->oem_table_id, - sizeof (table->oem_table_id)))) { - return_ACPI_STATUS (AE_AML_NAME_NOT_FOUND); + if ((oem_id[0] && ACPI_STRNCMP(oem_id, table->oem_id, + sizeof(table->oem_id))) || + (oem_table_id[0] && ACPI_STRNCMP(oem_table_id, table->oem_table_id, + sizeof(table->oem_table_id)))) { + return_ACPI_STATUS(AE_AML_NAME_NOT_FOUND); } - ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "Found table [%4.4s]\n", - table->signature)); + ACPI_DEBUG_PRINT((ACPI_DB_TABLES, "Found table [%4.4s]\n", + table->signature)); *table_ptr = table; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_get_firmware_table @@ -164,34 +190,28 @@ acpi_tb_find_table ( ******************************************************************************/ acpi_status -acpi_get_firmware_table ( - acpi_string signature, - u32 instance, - u32 flags, - struct acpi_table_header **table_pointer) +acpi_get_firmware_table(acpi_string signature, + u32 instance, + u32 flags, struct acpi_table_header **table_pointer) { - acpi_status status; - struct acpi_pointer address; - struct acpi_table_header *header = NULL; - struct acpi_table_desc *table_info = NULL; - struct acpi_table_desc *rsdt_info; - u32 table_count; - u32 i; - u32 j; - - - ACPI_FUNCTION_TRACE ("acpi_get_firmware_table"); + acpi_status status; + struct acpi_pointer address; + struct acpi_table_header *header = NULL; + struct acpi_table_desc *table_info = NULL; + struct acpi_table_desc *rsdt_info; + u32 table_count; + u32 i; + u32 j; + ACPI_FUNCTION_TRACE("acpi_get_firmware_table"); /* * Ensure that at least the table manager is initialized. We don't * require that the entire ACPI subsystem is up for this interface. * If we have a buffer, we must have a length too */ - if ((instance == 0) || - (!signature) || - (!table_pointer)) { - return_ACPI_STATUS (AE_BAD_PARAMETER); + if ((instance == 0) || (!signature) || (!table_pointer)) { + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Ensure that we have a RSDP */ @@ -199,48 +219,41 @@ acpi_get_firmware_table ( if (!acpi_gbl_RSDP) { /* Get the RSDP */ - status = acpi_os_get_root_pointer (flags, &address); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "RSDP not found\n")); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + status = acpi_os_get_root_pointer(flags, &address); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "RSDP not found\n")); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } /* Map and validate the RSDP */ if ((flags & ACPI_MEMORY_MODE) == ACPI_LOGICAL_ADDRESSING) { - status = acpi_os_map_memory (address.pointer.physical, - sizeof (struct rsdp_descriptor), (void *) &acpi_gbl_RSDP); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_os_map_memory(address.pointer.physical, + sizeof(struct + rsdp_descriptor), + (void *)&acpi_gbl_RSDP); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - } - else { + } else { acpi_gbl_RSDP = address.pointer.logical; } - /* The signature and checksum must both be correct */ - - if (ACPI_STRNCMP ((char *) acpi_gbl_RSDP, RSDP_SIG, - sizeof (RSDP_SIG)-1) != 0) { - /* Nope, BAD Signature */ + /* The RDSP signature and checksum must both be correct */ - return_ACPI_STATUS (AE_BAD_SIGNATURE); - } - - if (acpi_tb_checksum (acpi_gbl_RSDP, ACPI_RSDP_CHECKSUM_LENGTH) != 0) { - /* Nope, BAD Checksum */ - - return_ACPI_STATUS (AE_BAD_CHECKSUM); + status = acpi_tb_validate_rsdp(acpi_gbl_RSDP); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Get the RSDT address via the RSDP */ - acpi_tb_get_rsdt_address (&address); - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "RSDP located at %p, RSDT physical=%8.8X%8.8X \n", - acpi_gbl_RSDP, - ACPI_FORMAT_UINT64 (address.pointer.value))); + acpi_tb_get_rsdt_address(&address); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "RSDP located at %p, RSDT physical=%8.8X%8.8X \n", + acpi_gbl_RSDP, + ACPI_FORMAT_UINT64(address.pointer.value))); /* Insert processor_mode flags */ @@ -248,30 +261,30 @@ acpi_get_firmware_table ( /* Get and validate the RSDT */ - rsdt_info = ACPI_MEM_CALLOCATE (sizeof (struct acpi_table_desc)); + rsdt_info = ACPI_MEM_CALLOCATE(sizeof(struct acpi_table_desc)); if (!rsdt_info) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } - status = acpi_tb_get_table (&address, rsdt_info); - if (ACPI_FAILURE (status)) { + status = acpi_tb_get_table(&address, rsdt_info); + if (ACPI_FAILURE(status)) { goto cleanup; } - status = acpi_tb_validate_rsdt (rsdt_info->pointer); - if (ACPI_FAILURE (status)) { + status = acpi_tb_validate_rsdt(rsdt_info->pointer); + if (ACPI_FAILURE(status)) { goto cleanup; } /* Allocate a scratch table header and table descriptor */ - header = ACPI_MEM_ALLOCATE (sizeof (struct acpi_table_header)); + header = ACPI_MEM_ALLOCATE(sizeof(struct acpi_table_header)); if (!header) { status = AE_NO_MEMORY; goto cleanup; } - table_info = ACPI_MEM_ALLOCATE (sizeof (struct acpi_table_desc)); + table_info = ACPI_MEM_ALLOCATE(sizeof(struct acpi_table_desc)); if (!table_info) { status = AE_NO_MEMORY; goto cleanup; @@ -279,7 +292,8 @@ acpi_get_firmware_table ( /* Get the number of table pointers within the RSDT */ - table_count = acpi_tb_get_table_count (acpi_gbl_RSDP, rsdt_info->pointer); + table_count = + acpi_tb_get_table_count(acpi_gbl_RSDP, rsdt_info->pointer); address.pointer_type = acpi_gbl_table_flags | flags; /* @@ -287,35 +301,42 @@ acpi_get_firmware_table ( * requested table */ for (i = 0, j = 0; i < table_count; i++) { - /* Get the next table pointer, handle RSDT vs. XSDT */ - - if (acpi_gbl_RSDP->revision < 2) { - address.pointer.value = (ACPI_CAST_PTR ( - RSDT_DESCRIPTOR, rsdt_info->pointer))->table_offset_entry[i]; - } - else { - address.pointer.value = (ACPI_CAST_PTR ( - XSDT_DESCRIPTOR, rsdt_info->pointer))->table_offset_entry[i]; + /* + * Get the next table pointer, handle RSDT vs. XSDT + * RSDT pointers are 32 bits, XSDT pointers are 64 bits + */ + if (acpi_gbl_root_table_type == ACPI_TABLE_TYPE_RSDT) { + address.pointer.value = + (ACPI_CAST_PTR + (RSDT_DESCRIPTOR, + rsdt_info->pointer))->table_offset_entry[i]; + } else { + address.pointer.value = + (ACPI_CAST_PTR + (XSDT_DESCRIPTOR, + rsdt_info->pointer))->table_offset_entry[i]; } /* Get the table header */ - status = acpi_tb_get_table_header (&address, header); - if (ACPI_FAILURE (status)) { + status = acpi_tb_get_table_header(&address, header); + if (ACPI_FAILURE(status)) { goto cleanup; } /* Compare table signatures and table instance */ - if (!ACPI_STRNCMP (header->signature, signature, ACPI_NAME_SIZE)) { + if (!ACPI_STRNCMP(header->signature, signature, ACPI_NAME_SIZE)) { /* An instance of the table was found */ j++; if (j >= instance) { /* Found the correct instance, get the entire table */ - status = acpi_tb_get_table_body (&address, header, table_info); - if (ACPI_FAILURE (status)) { + status = + acpi_tb_get_table_body(&address, header, + table_info); + if (ACPI_FAILURE(status)) { goto cleanup; } @@ -329,22 +350,23 @@ acpi_get_firmware_table ( status = AE_NOT_EXIST; - -cleanup: - acpi_os_unmap_memory (rsdt_info->pointer, - (acpi_size) rsdt_info->pointer->length); - ACPI_MEM_FREE (rsdt_info); + cleanup: + if (rsdt_info->pointer) { + acpi_os_unmap_memory(rsdt_info->pointer, + (acpi_size) rsdt_info->pointer->length); + } + ACPI_MEM_FREE(rsdt_info); if (header) { - ACPI_MEM_FREE (header); + ACPI_MEM_FREE(header); } if (table_info) { - ACPI_MEM_FREE (table_info); + ACPI_MEM_FREE(table_info); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_get_firmware_table); +EXPORT_SYMBOL(acpi_get_firmware_table); /* TBD: Move to a new file */ @@ -363,35 +385,29 @@ EXPORT_SYMBOL(acpi_get_firmware_table); * ******************************************************************************/ -acpi_status -acpi_find_root_pointer ( - u32 flags, - struct acpi_pointer *rsdp_address) +acpi_status acpi_find_root_pointer(u32 flags, struct acpi_pointer *rsdp_address) { - struct acpi_table_desc table_info; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_find_root_pointer"); + struct acpi_table_desc table_info; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_find_root_pointer"); /* Get the RSDP */ - status = acpi_tb_find_rsdp (&table_info, flags); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "RSDP structure not found, %s Flags=%X\n", - acpi_format_exception (status), flags)); + status = acpi_tb_find_rsdp(&table_info, flags); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "RSDP structure not found, %s Flags=%X\n", + acpi_format_exception(status), flags)); - return_ACPI_STATUS (AE_NO_ACPI_TABLES); + return_ACPI_STATUS(AE_NO_ACPI_TABLES); } rsdp_address->pointer_type = ACPI_PHYSICAL_POINTER; rsdp_address->pointer.physical = table_info.physical_address; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_tb_scan_memory_for_rsdp @@ -405,68 +421,45 @@ acpi_find_root_pointer ( * ******************************************************************************/ -static u8 * -acpi_tb_scan_memory_for_rsdp ( - u8 *start_address, - u32 length) +static u8 *acpi_tb_scan_memory_for_rsdp(u8 * start_address, u32 length) { - u8 *mem_rover; - u8 *end_address; - u8 checksum; - - - ACPI_FUNCTION_TRACE ("tb_scan_memory_for_rsdp"); + acpi_status status; + u8 *mem_rover; + u8 *end_address; + ACPI_FUNCTION_TRACE("tb_scan_memory_for_rsdp"); end_address = start_address + length; /* Search from given start address for the requested length */ for (mem_rover = start_address; mem_rover < end_address; - mem_rover += ACPI_RSDP_SCAN_STEP) { - /* The signature and checksum must both be correct */ - - if (ACPI_STRNCMP ((char *) mem_rover, - RSDP_SIG, sizeof (RSDP_SIG) - 1) != 0) { - /* No signature match, keep looking */ - - continue; - } - - /* Signature matches, check the appropriate checksum */ - - if ((ACPI_CAST_PTR (struct rsdp_descriptor, mem_rover))->revision < 2) { - /* ACPI version 1.0 */ - - checksum = acpi_tb_checksum (mem_rover, ACPI_RSDP_CHECKSUM_LENGTH); - } - else { - /* Post ACPI 1.0, use extended_checksum */ - - checksum = acpi_tb_checksum (mem_rover, ACPI_RSDP_XCHECKSUM_LENGTH); + mem_rover += ACPI_RSDP_SCAN_STEP) { + /* The RSDP signature and checksum must both be correct */ + + status = + acpi_tb_validate_rsdp(ACPI_CAST_PTR + (struct rsdp_descriptor, mem_rover)); + if (ACPI_SUCCESS(status)) { + /* Sig and checksum valid, we have found a real RSDP */ + + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "RSDP located at physical address %p\n", + mem_rover)); + return_PTR(mem_rover); } - if (checksum == 0) { - /* Checksum valid, we have found a valid RSDP */ - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "RSDP located at physical address %p\n", mem_rover)); - return_PTR (mem_rover); - } - - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Found an RSDP at physical address %p, but it has a bad checksum\n", - mem_rover)); + /* No sig match or bad checksum, keep searching */ } /* Searched entire block, no RSDP was found */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Searched entire block, no valid RSDP was found.\n")); - return_PTR (NULL); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Searched entire block from %p, valid RSDP was not found\n", + start_address)); + return_PTR(NULL); } - /******************************************************************************* * * FUNCTION: acpi_tb_find_rsdp @@ -490,18 +483,14 @@ acpi_tb_scan_memory_for_rsdp ( ******************************************************************************/ static acpi_status -acpi_tb_find_rsdp ( - struct acpi_table_desc *table_info, - u32 flags) +acpi_tb_find_rsdp(struct acpi_table_desc *table_info, u32 flags) { - u8 *table_ptr; - u8 *mem_rover; - u32 physical_address; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("tb_find_rsdp"); + u8 *table_ptr; + u8 *mem_rover; + u32 physical_address; + acpi_status status; + ACPI_FUNCTION_TRACE("tb_find_rsdp"); /* * Scan supports either logical addressing or physical addressing @@ -509,23 +498,25 @@ acpi_tb_find_rsdp ( if ((flags & ACPI_MEMORY_MODE) == ACPI_LOGICAL_ADDRESSING) { /* 1a) Get the location of the Extended BIOS Data Area (EBDA) */ - status = acpi_os_map_memory ( - (acpi_physical_address) ACPI_EBDA_PTR_LOCATION, - ACPI_EBDA_PTR_LENGTH, (void *) &table_ptr); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not map memory at %8.8X for length %X\n", - ACPI_EBDA_PTR_LOCATION, ACPI_EBDA_PTR_LENGTH)); - - return_ACPI_STATUS (status); + status = acpi_os_map_memory((acpi_physical_address) + ACPI_EBDA_PTR_LOCATION, + ACPI_EBDA_PTR_LENGTH, + (void *)&table_ptr); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not map memory at %8.8X for length %X\n", + ACPI_EBDA_PTR_LOCATION, + ACPI_EBDA_PTR_LENGTH)); + + return_ACPI_STATUS(status); } - ACPI_MOVE_16_TO_32 (&physical_address, table_ptr); + ACPI_MOVE_16_TO_32(&physical_address, table_ptr); /* Convert segment part to physical address */ physical_address <<= 4; - acpi_os_unmap_memory (table_ptr, ACPI_EBDA_PTR_LENGTH); + acpi_os_unmap_memory(table_ptr, ACPI_EBDA_PTR_LENGTH); /* EBDA present? */ @@ -534,59 +525,67 @@ acpi_tb_find_rsdp ( * 1b) Search EBDA paragraphs (EBDa is required to be a * minimum of 1_k length) */ - status = acpi_os_map_memory ( - (acpi_physical_address) physical_address, - ACPI_EBDA_WINDOW_SIZE, (void *) &table_ptr); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not map memory at %8.8X for length %X\n", - physical_address, ACPI_EBDA_WINDOW_SIZE)); - - return_ACPI_STATUS (status); + status = acpi_os_map_memory((acpi_physical_address) + physical_address, + ACPI_EBDA_WINDOW_SIZE, + (void *)&table_ptr); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not map memory at %8.8X for length %X\n", + physical_address, + ACPI_EBDA_WINDOW_SIZE)); + + return_ACPI_STATUS(status); } - mem_rover = acpi_tb_scan_memory_for_rsdp (table_ptr, - ACPI_EBDA_WINDOW_SIZE); - acpi_os_unmap_memory (table_ptr, ACPI_EBDA_WINDOW_SIZE); + mem_rover = acpi_tb_scan_memory_for_rsdp(table_ptr, + ACPI_EBDA_WINDOW_SIZE); + acpi_os_unmap_memory(table_ptr, ACPI_EBDA_WINDOW_SIZE); if (mem_rover) { - /* Found it, return the physical address */ + /* Return the physical address */ - physical_address += ACPI_PTR_DIFF (mem_rover, table_ptr); + physical_address += + ACPI_PTR_DIFF(mem_rover, table_ptr); table_info->physical_address = - (acpi_physical_address) physical_address; - return_ACPI_STATUS (AE_OK); + (acpi_physical_address) physical_address; + return_ACPI_STATUS(AE_OK); } } /* * 2) Search upper memory: 16-byte boundaries in E0000h-FFFFFh */ - status = acpi_os_map_memory ( - (acpi_physical_address) ACPI_HI_RSDP_WINDOW_BASE, - ACPI_HI_RSDP_WINDOW_SIZE, (void *) &table_ptr); - - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Could not map memory at %8.8X for length %X\n", - ACPI_HI_RSDP_WINDOW_BASE, ACPI_HI_RSDP_WINDOW_SIZE)); - - return_ACPI_STATUS (status); + status = acpi_os_map_memory((acpi_physical_address) + ACPI_HI_RSDP_WINDOW_BASE, + ACPI_HI_RSDP_WINDOW_SIZE, + (void *)&table_ptr); + + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Could not map memory at %8.8X for length %X\n", + ACPI_HI_RSDP_WINDOW_BASE, + ACPI_HI_RSDP_WINDOW_SIZE)); + + return_ACPI_STATUS(status); } - mem_rover = acpi_tb_scan_memory_for_rsdp (table_ptr, ACPI_HI_RSDP_WINDOW_SIZE); - acpi_os_unmap_memory (table_ptr, ACPI_HI_RSDP_WINDOW_SIZE); + mem_rover = + acpi_tb_scan_memory_for_rsdp(table_ptr, + ACPI_HI_RSDP_WINDOW_SIZE); + acpi_os_unmap_memory(table_ptr, ACPI_HI_RSDP_WINDOW_SIZE); if (mem_rover) { - /* Found it, return the physical address */ + /* Return the physical address */ physical_address = - ACPI_HI_RSDP_WINDOW_BASE + ACPI_PTR_DIFF (mem_rover, table_ptr); + ACPI_HI_RSDP_WINDOW_BASE + ACPI_PTR_DIFF(mem_rover, + table_ptr); table_info->physical_address = - (acpi_physical_address) physical_address; - return_ACPI_STATUS (AE_OK); + (acpi_physical_address) physical_address; + return_ACPI_STATUS(AE_OK); } } @@ -596,8 +595,8 @@ acpi_tb_find_rsdp ( else { /* 1a) Get the location of the EBDA */ - ACPI_MOVE_16_TO_32 (&physical_address, ACPI_EBDA_PTR_LOCATION); - physical_address <<= 4; /* Convert segment to physical address */ + ACPI_MOVE_16_TO_32(&physical_address, ACPI_EBDA_PTR_LOCATION); + physical_address <<= 4; /* Convert segment to physical address */ /* EBDA present? */ @@ -606,34 +605,38 @@ acpi_tb_find_rsdp ( * 1b) Search EBDA paragraphs (EBDa is required to be a minimum of * 1_k length) */ - mem_rover = acpi_tb_scan_memory_for_rsdp ( - ACPI_PHYSADDR_TO_PTR (physical_address), - ACPI_EBDA_WINDOW_SIZE); + mem_rover = + acpi_tb_scan_memory_for_rsdp(ACPI_PHYSADDR_TO_PTR + (physical_address), + ACPI_EBDA_WINDOW_SIZE); if (mem_rover) { - /* Found it, return the physical address */ + /* Return the physical address */ - table_info->physical_address = ACPI_TO_INTEGER (mem_rover); - return_ACPI_STATUS (AE_OK); + table_info->physical_address = + ACPI_TO_INTEGER(mem_rover); + return_ACPI_STATUS(AE_OK); } } /* 2) Search upper memory: 16-byte boundaries in E0000h-FFFFFh */ - mem_rover = acpi_tb_scan_memory_for_rsdp ( - ACPI_PHYSADDR_TO_PTR (ACPI_HI_RSDP_WINDOW_BASE), - ACPI_HI_RSDP_WINDOW_SIZE); + mem_rover = + acpi_tb_scan_memory_for_rsdp(ACPI_PHYSADDR_TO_PTR + (ACPI_HI_RSDP_WINDOW_BASE), + ACPI_HI_RSDP_WINDOW_SIZE); if (mem_rover) { /* Found it, return the physical address */ - table_info->physical_address = ACPI_TO_INTEGER (mem_rover); - return_ACPI_STATUS (AE_OK); + table_info->physical_address = + ACPI_TO_INTEGER(mem_rover); + return_ACPI_STATUS(AE_OK); } } - /* RSDP signature was not found */ + /* A valid RSDP was not found */ - return_ACPI_STATUS (AE_NOT_FOUND); + ACPI_REPORT_ERROR(("No valid RSDP was found\n")); + return_ACPI_STATUS(AE_NOT_FOUND); } #endif - diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 79c3a686bc44..a24847c08f7f 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -70,9 +70,9 @@ #define CELSIUS_TO_KELVIN(t) ((t+273)*10) #define _COMPONENT ACPI_THERMAL_COMPONENT -ACPI_MODULE_NAME ("acpi_thermal") +ACPI_MODULE_NAME("acpi_thermal") -MODULE_AUTHOR("Paul Diefenbaugh"); + MODULE_AUTHOR("Paul Diefenbaugh"); MODULE_DESCRIPTION(ACPI_THERMAL_DRIVER_NAME); MODULE_LICENSE("GPL"); @@ -80,143 +80,145 @@ static int tzp; module_param(tzp, int, 0); MODULE_PARM_DESC(tzp, "Thermal zone polling frequency, in 1/10 seconds.\n"); - -static int acpi_thermal_add (struct acpi_device *device); -static int acpi_thermal_remove (struct acpi_device *device, int type); +static int acpi_thermal_add(struct acpi_device *device); +static int acpi_thermal_remove(struct acpi_device *device, int type); static int acpi_thermal_state_open_fs(struct inode *inode, struct file *file); static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file); static int acpi_thermal_trip_open_fs(struct inode *inode, struct file *file); -static ssize_t acpi_thermal_write_trip_points (struct file*,const char __user *,size_t,loff_t *); +static ssize_t acpi_thermal_write_trip_points(struct file *, + const char __user *, size_t, + loff_t *); static int acpi_thermal_cooling_open_fs(struct inode *inode, struct file *file); -static ssize_t acpi_thermal_write_cooling_mode (struct file*,const char __user *,size_t,loff_t *); +static ssize_t acpi_thermal_write_cooling_mode(struct file *, + const char __user *, size_t, + loff_t *); static int acpi_thermal_polling_open_fs(struct inode *inode, struct file *file); -static ssize_t acpi_thermal_write_polling(struct file*,const char __user *,size_t,loff_t *); +static ssize_t acpi_thermal_write_polling(struct file *, const char __user *, + size_t, loff_t *); static struct acpi_driver acpi_thermal_driver = { - .name = ACPI_THERMAL_DRIVER_NAME, - .class = ACPI_THERMAL_CLASS, - .ids = ACPI_THERMAL_HID, - .ops = { - .add = acpi_thermal_add, - .remove = acpi_thermal_remove, - }, + .name = ACPI_THERMAL_DRIVER_NAME, + .class = ACPI_THERMAL_CLASS, + .ids = ACPI_THERMAL_HID, + .ops = { + .add = acpi_thermal_add, + .remove = acpi_thermal_remove, + }, }; struct acpi_thermal_state { - u8 critical:1; - u8 hot:1; - u8 passive:1; - u8 active:1; - u8 reserved:4; - int active_index; + u8 critical:1; + u8 hot:1; + u8 passive:1; + u8 active:1; + u8 reserved:4; + int active_index; }; struct acpi_thermal_state_flags { - u8 valid:1; - u8 enabled:1; - u8 reserved:6; + u8 valid:1; + u8 enabled:1; + u8 reserved:6; }; struct acpi_thermal_critical { struct acpi_thermal_state_flags flags; - unsigned long temperature; + unsigned long temperature; }; struct acpi_thermal_hot { struct acpi_thermal_state_flags flags; - unsigned long temperature; + unsigned long temperature; }; struct acpi_thermal_passive { struct acpi_thermal_state_flags flags; - unsigned long temperature; - unsigned long tc1; - unsigned long tc2; - unsigned long tsp; - struct acpi_handle_list devices; + unsigned long temperature; + unsigned long tc1; + unsigned long tc2; + unsigned long tsp; + struct acpi_handle_list devices; }; struct acpi_thermal_active { struct acpi_thermal_state_flags flags; - unsigned long temperature; - struct acpi_handle_list devices; + unsigned long temperature; + struct acpi_handle_list devices; }; struct acpi_thermal_trips { struct acpi_thermal_critical critical; - struct acpi_thermal_hot hot; + struct acpi_thermal_hot hot; struct acpi_thermal_passive passive; struct acpi_thermal_active active[ACPI_THERMAL_MAX_ACTIVE]; }; struct acpi_thermal_flags { - u8 cooling_mode:1; /* _SCP */ - u8 devices:1; /* _TZD */ - u8 reserved:6; + u8 cooling_mode:1; /* _SCP */ + u8 devices:1; /* _TZD */ + u8 reserved:6; }; struct acpi_thermal { - acpi_handle handle; - acpi_bus_id name; - unsigned long temperature; - unsigned long last_temperature; - unsigned long polling_frequency; - u8 cooling_mode; - volatile u8 zombie; + acpi_handle handle; + acpi_bus_id name; + unsigned long temperature; + unsigned long last_temperature; + unsigned long polling_frequency; + u8 cooling_mode; + volatile u8 zombie; struct acpi_thermal_flags flags; struct acpi_thermal_state state; struct acpi_thermal_trips trips; - struct acpi_handle_list devices; - struct timer_list timer; + struct acpi_handle_list devices; + struct timer_list timer; }; static struct file_operations acpi_thermal_state_fops = { - .open = acpi_thermal_state_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_thermal_state_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; static struct file_operations acpi_thermal_temp_fops = { - .open = acpi_thermal_temp_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_thermal_temp_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; static struct file_operations acpi_thermal_trip_fops = { - .open = acpi_thermal_trip_open_fs, - .read = seq_read, - .write = acpi_thermal_write_trip_points, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_thermal_trip_open_fs, + .read = seq_read, + .write = acpi_thermal_write_trip_points, + .llseek = seq_lseek, + .release = single_release, }; static struct file_operations acpi_thermal_cooling_fops = { - .open = acpi_thermal_cooling_open_fs, - .read = seq_read, - .write = acpi_thermal_write_cooling_mode, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_thermal_cooling_open_fs, + .read = seq_read, + .write = acpi_thermal_write_cooling_mode, + .llseek = seq_lseek, + .release = single_release, }; static struct file_operations acpi_thermal_polling_fops = { - .open = acpi_thermal_polling_open_fs, - .read = seq_read, - .write = acpi_thermal_write_polling, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_thermal_polling_open_fs, + .read = seq_read, + .write = acpi_thermal_write_polling, + .llseek = seq_lseek, + .release = single_release, }; /* -------------------------------------------------------------------------- Thermal Zone Management -------------------------------------------------------------------------- */ -static int -acpi_thermal_get_temperature ( - struct acpi_thermal *tz) +static int acpi_thermal_get_temperature(struct acpi_thermal *tz) { - acpi_status status = AE_OK; + acpi_status status = AE_OK; ACPI_FUNCTION_TRACE("acpi_thermal_get_temperature"); @@ -225,41 +227,39 @@ acpi_thermal_get_temperature ( tz->last_temperature = tz->temperature; - status = acpi_evaluate_integer(tz->handle, "_TMP", NULL, &tz->temperature); + status = + acpi_evaluate_integer(tz->handle, "_TMP", NULL, &tz->temperature); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Temperature is %lu dK\n", tz->temperature)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Temperature is %lu dK\n", + tz->temperature)); return_VALUE(0); } - -static int -acpi_thermal_get_polling_frequency ( - struct acpi_thermal *tz) +static int acpi_thermal_get_polling_frequency(struct acpi_thermal *tz) { - acpi_status status = AE_OK; + acpi_status status = AE_OK; ACPI_FUNCTION_TRACE("acpi_thermal_get_polling_frequency"); if (!tz) return_VALUE(-EINVAL); - status = acpi_evaluate_integer(tz->handle, "_TZP", NULL, &tz->polling_frequency); + status = + acpi_evaluate_integer(tz->handle, "_TZP", NULL, + &tz->polling_frequency); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Polling frequency is %lu dS\n", tz->polling_frequency)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Polling frequency is %lu dS\n", + tz->polling_frequency)); return_VALUE(0); } - -static int -acpi_thermal_set_polling ( - struct acpi_thermal *tz, - int seconds) +static int acpi_thermal_set_polling(struct acpi_thermal *tz, int seconds) { ACPI_FUNCTION_TRACE("acpi_thermal_set_polling"); @@ -268,21 +268,19 @@ acpi_thermal_set_polling ( tz->polling_frequency = seconds * 10; /* Convert value to deci-seconds */ - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Polling frequency set to %lu seconds\n", tz->polling_frequency)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Polling frequency set to %lu seconds\n", + tz->polling_frequency)); return_VALUE(0); } - -static int -acpi_thermal_set_cooling_mode ( - struct acpi_thermal *tz, - int mode) +static int acpi_thermal_set_cooling_mode(struct acpi_thermal *tz, int mode) { - acpi_status status = AE_OK; - union acpi_object arg0 = {ACPI_TYPE_INTEGER}; - struct acpi_object_list arg_list = {1, &arg0}; - acpi_handle handle = NULL; + acpi_status status = AE_OK; + union acpi_object arg0 = { ACPI_TYPE_INTEGER }; + struct acpi_object_list arg_list = { 1, &arg0 }; + acpi_handle handle = NULL; ACPI_FUNCTION_TRACE("acpi_thermal_set_cooling_mode"); @@ -303,19 +301,16 @@ acpi_thermal_set_cooling_mode ( tz->cooling_mode = mode; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Cooling mode [%s]\n", - mode?"passive":"active")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Cooling mode [%s]\n", + mode ? "passive" : "active")); return_VALUE(0); } - -static int -acpi_thermal_get_trip_points ( - struct acpi_thermal *tz) +static int acpi_thermal_get_trip_points(struct acpi_thermal *tz) { - acpi_status status = AE_OK; - int i = 0; + acpi_status status = AE_OK; + int i = 0; ACPI_FUNCTION_TRACE("acpi_thermal_get_trip_points"); @@ -324,111 +319,128 @@ acpi_thermal_get_trip_points ( /* Critical Shutdown (required) */ - status = acpi_evaluate_integer(tz->handle, "_CRT", NULL, - &tz->trips.critical.temperature); + status = acpi_evaluate_integer(tz->handle, "_CRT", NULL, + &tz->trips.critical.temperature); if (ACPI_FAILURE(status)) { tz->trips.critical.flags.valid = 0; ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "No critical threshold\n")); return_VALUE(-ENODEV); - } - else { + } else { tz->trips.critical.flags.valid = 1; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found critical threshold [%lu]\n", tz->trips.critical.temperature)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Found critical threshold [%lu]\n", + tz->trips.critical.temperature)); } /* Critical Sleep (optional) */ - status = acpi_evaluate_integer(tz->handle, "_HOT", NULL, &tz->trips.hot.temperature); + status = + acpi_evaluate_integer(tz->handle, "_HOT", NULL, + &tz->trips.hot.temperature); if (ACPI_FAILURE(status)) { tz->trips.hot.flags.valid = 0; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No hot threshold\n")); - } - else { + } else { tz->trips.hot.flags.valid = 1; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found hot threshold [%lu]\n", tz->trips.hot.temperature)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found hot threshold [%lu]\n", + tz->trips.hot.temperature)); } /* Passive: Processors (optional) */ - status = acpi_evaluate_integer(tz->handle, "_PSV", NULL, &tz->trips.passive.temperature); + status = + acpi_evaluate_integer(tz->handle, "_PSV", NULL, + &tz->trips.passive.temperature); if (ACPI_FAILURE(status)) { tz->trips.passive.flags.valid = 0; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No passive threshold\n")); - } - else { + } else { tz->trips.passive.flags.valid = 1; - status = acpi_evaluate_integer(tz->handle, "_TC1", NULL, &tz->trips.passive.tc1); + status = + acpi_evaluate_integer(tz->handle, "_TC1", NULL, + &tz->trips.passive.tc1); if (ACPI_FAILURE(status)) tz->trips.passive.flags.valid = 0; - status = acpi_evaluate_integer(tz->handle, "_TC2", NULL, &tz->trips.passive.tc2); + status = + acpi_evaluate_integer(tz->handle, "_TC2", NULL, + &tz->trips.passive.tc2); if (ACPI_FAILURE(status)) tz->trips.passive.flags.valid = 0; - status = acpi_evaluate_integer(tz->handle, "_TSP", NULL, &tz->trips.passive.tsp); + status = + acpi_evaluate_integer(tz->handle, "_TSP", NULL, + &tz->trips.passive.tsp); if (ACPI_FAILURE(status)) tz->trips.passive.flags.valid = 0; - status = acpi_evaluate_reference(tz->handle, "_PSL", NULL, &tz->trips.passive.devices); + status = + acpi_evaluate_reference(tz->handle, "_PSL", NULL, + &tz->trips.passive.devices); if (ACPI_FAILURE(status)) tz->trips.passive.flags.valid = 0; if (!tz->trips.passive.flags.valid) - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid passive threshold\n")); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Invalid passive threshold\n")); else - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found passive threshold [%lu]\n", tz->trips.passive.temperature)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Found passive threshold [%lu]\n", + tz->trips.passive.temperature)); } /* Active: Fans, etc. (optional) */ - for (i=0; i<ACPI_THERMAL_MAX_ACTIVE; i++) { + for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) { - char name[5] = {'_','A','C',('0'+i),'\0'}; + char name[5] = { '_', 'A', 'C', ('0' + i), '\0' }; - status = acpi_evaluate_integer(tz->handle, name, NULL, &tz->trips.active[i].temperature); + status = + acpi_evaluate_integer(tz->handle, name, NULL, + &tz->trips.active[i].temperature); if (ACPI_FAILURE(status)) break; name[2] = 'L'; - status = acpi_evaluate_reference(tz->handle, name, NULL, &tz->trips.active[i].devices); + status = + acpi_evaluate_reference(tz->handle, name, NULL, + &tz->trips.active[i].devices); if (ACPI_SUCCESS(status)) { tz->trips.active[i].flags.valid = 1; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found active threshold [%d]:[%lu]\n", i, tz->trips.active[i].temperature)); - } - else - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid active threshold [%d]\n", i)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Found active threshold [%d]:[%lu]\n", + i, tz->trips.active[i].temperature)); + } else + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid active threshold [%d]\n", + i)); } return_VALUE(0); } - -static int -acpi_thermal_get_devices ( - struct acpi_thermal *tz) +static int acpi_thermal_get_devices(struct acpi_thermal *tz) { - acpi_status status = AE_OK; + acpi_status status = AE_OK; ACPI_FUNCTION_TRACE("acpi_thermal_get_devices"); if (!tz) return_VALUE(-EINVAL); - status = acpi_evaluate_reference(tz->handle, "_TZD", NULL, &tz->devices); + status = + acpi_evaluate_reference(tz->handle, "_TZD", NULL, &tz->devices); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); return_VALUE(0); } - -static int -acpi_thermal_call_usermode ( - char *path) +static int acpi_thermal_call_usermode(char *path) { - char *argv[2] = {NULL, NULL}; - char *envp[3] = {NULL, NULL, NULL}; + char *argv[2] = { NULL, NULL }; + char *envp[3] = { NULL, NULL, NULL }; ACPI_FUNCTION_TRACE("acpi_thermal_call_usermode"); @@ -440,19 +452,16 @@ acpi_thermal_call_usermode ( /* minimal command environment */ envp[0] = "HOME=/"; envp[1] = "PATH=/sbin:/bin:/usr/sbin:/usr/bin"; - + call_usermodehelper(argv[0], argv, envp, 0); return_VALUE(0); } - -static int -acpi_thermal_critical ( - struct acpi_thermal *tz) +static int acpi_thermal_critical(struct acpi_thermal *tz) { - int result = 0; - struct acpi_device *device = NULL; + int result = 0; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_thermal_critical"); @@ -462,29 +471,28 @@ acpi_thermal_critical ( if (tz->temperature >= tz->trips.critical.temperature) { ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Critical trip point\n")); tz->trips.critical.flags.enabled = 1; - } - else if (tz->trips.critical.flags.enabled) + } else if (tz->trips.critical.flags.enabled) tz->trips.critical.flags.enabled = 0; result = acpi_bus_get_device(tz->handle, &device); if (result) return_VALUE(result); - printk(KERN_EMERG "Critical temperature reached (%ld C), shutting down.\n", KELVIN_TO_CELSIUS(tz->temperature)); - acpi_bus_generate_event(device, ACPI_THERMAL_NOTIFY_CRITICAL, tz->trips.critical.flags.enabled); + printk(KERN_EMERG + "Critical temperature reached (%ld C), shutting down.\n", + KELVIN_TO_CELSIUS(tz->temperature)); + acpi_bus_generate_event(device, ACPI_THERMAL_NOTIFY_CRITICAL, + tz->trips.critical.flags.enabled); acpi_thermal_call_usermode(ACPI_THERMAL_PATH_POWEROFF); return_VALUE(0); } - -static int -acpi_thermal_hot ( - struct acpi_thermal *tz) +static int acpi_thermal_hot(struct acpi_thermal *tz) { - int result = 0; - struct acpi_device *device = NULL; + int result = 0; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_thermal_hot"); @@ -494,30 +502,27 @@ acpi_thermal_hot ( if (tz->temperature >= tz->trips.hot.temperature) { ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Hot trip point\n")); tz->trips.hot.flags.enabled = 1; - } - else if (tz->trips.hot.flags.enabled) + } else if (tz->trips.hot.flags.enabled) tz->trips.hot.flags.enabled = 0; result = acpi_bus_get_device(tz->handle, &device); if (result) return_VALUE(result); - acpi_bus_generate_event(device, ACPI_THERMAL_NOTIFY_HOT, tz->trips.hot.flags.enabled); + acpi_bus_generate_event(device, ACPI_THERMAL_NOTIFY_HOT, + tz->trips.hot.flags.enabled); /* TBD: Call user-mode "sleep(S4)" function */ return_VALUE(0); } - -static int -acpi_thermal_passive ( - struct acpi_thermal *tz) +static int acpi_thermal_passive(struct acpi_thermal *tz) { - int result = 0; + int result = 0; struct acpi_thermal_passive *passive = NULL; - int trend = 0; - int i = 0; + int trend = 0; + int i = 0; ACPI_FUNCTION_TRACE("acpi_thermal_passive"); @@ -534,25 +539,29 @@ acpi_thermal_passive ( * accordingly. Note that we assume symmetry. */ if (tz->temperature >= passive->temperature) { - trend = (passive->tc1 * (tz->temperature - tz->last_temperature)) + (passive->tc2 * (tz->temperature - passive->temperature)); - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "trend[%d]=(tc1[%lu]*(tmp[%lu]-last[%lu]))+(tc2[%lu]*(tmp[%lu]-psv[%lu]))\n", - trend, passive->tc1, tz->temperature, - tz->last_temperature, passive->tc2, - tz->temperature, passive->temperature)); + trend = + (passive->tc1 * (tz->temperature - tz->last_temperature)) + + (passive->tc2 * (tz->temperature - passive->temperature)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "trend[%d]=(tc1[%lu]*(tmp[%lu]-last[%lu]))+(tc2[%lu]*(tmp[%lu]-psv[%lu]))\n", + trend, passive->tc1, tz->temperature, + tz->last_temperature, passive->tc2, + tz->temperature, passive->temperature)); tz->trips.passive.flags.enabled = 1; /* Heating up? */ if (trend > 0) - for (i=0; i<passive->devices.count; i++) - acpi_processor_set_thermal_limit( - passive->devices.handles[i], - ACPI_PROCESSOR_LIMIT_INCREMENT); + for (i = 0; i < passive->devices.count; i++) + acpi_processor_set_thermal_limit(passive-> + devices. + handles[i], + ACPI_PROCESSOR_LIMIT_INCREMENT); /* Cooling off? */ else if (trend < 0) - for (i=0; i<passive->devices.count; i++) - acpi_processor_set_thermal_limit( - passive->devices.handles[i], - ACPI_PROCESSOR_LIMIT_DECREMENT); + for (i = 0; i < passive->devices.count; i++) + acpi_processor_set_thermal_limit(passive-> + devices. + handles[i], + ACPI_PROCESSOR_LIMIT_DECREMENT); } /* @@ -563,37 +572,35 @@ acpi_thermal_passive ( * assume symmetry. */ else if (tz->trips.passive.flags.enabled) { - for (i=0; i<passive->devices.count; i++) - result = acpi_processor_set_thermal_limit( - passive->devices.handles[i], - ACPI_PROCESSOR_LIMIT_DECREMENT); + for (i = 0; i < passive->devices.count; i++) + result = + acpi_processor_set_thermal_limit(passive->devices. + handles[i], + ACPI_PROCESSOR_LIMIT_DECREMENT); if (result == 1) { tz->trips.passive.flags.enabled = 0; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Disabling passive cooling (zone is cool)\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Disabling passive cooling (zone is cool)\n")); } } return_VALUE(0); } - -static int -acpi_thermal_active ( - struct acpi_thermal *tz) +static int acpi_thermal_active(struct acpi_thermal *tz) { - int result = 0; + int result = 0; struct acpi_thermal_active *active = NULL; - int i = 0; - int j = 0; - unsigned long maxtemp = 0; + int i = 0; + int j = 0; + unsigned long maxtemp = 0; ACPI_FUNCTION_TRACE("acpi_thermal_active"); if (!tz) return_VALUE(-EINVAL); - for (i=0; i<ACPI_THERMAL_MAX_ACTIVE; i++) { + for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) { active = &(tz->trips.active[i]); if (!active || !active->flags.valid) @@ -607,16 +614,27 @@ acpi_thermal_active ( */ if (tz->temperature >= active->temperature) { if (active->temperature > maxtemp) - tz->state.active_index = i, maxtemp = active->temperature; + tz->state.active_index = i, maxtemp = + active->temperature; if (!active->flags.enabled) { for (j = 0; j < active->devices.count; j++) { - result = acpi_bus_set_power(active->devices.handles[j], ACPI_STATE_D0); + result = + acpi_bus_set_power(active->devices. + handles[j], + ACPI_STATE_D0); if (result) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Unable to turn cooling device [%p] 'on'\n", active->devices.handles[j])); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Unable to turn cooling device [%p] 'on'\n", + active-> + devices. + handles[j])); continue; } active->flags.enabled = 1; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Cooling device [%p] now 'on'\n", active->devices.handles[j])); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Cooling device [%p] now 'on'\n", + active->devices. + handles[j])); } } } @@ -628,13 +646,21 @@ acpi_thermal_active ( */ else if (active->flags.enabled) { for (j = 0; j < active->devices.count; j++) { - result = acpi_bus_set_power(active->devices.handles[j], ACPI_STATE_D3); + result = + acpi_bus_set_power(active->devices. + handles[j], + ACPI_STATE_D3); if (result) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Unable to turn cooling device [%p] 'off'\n", active->devices.handles[j])); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Unable to turn cooling device [%p] 'off'\n", + active->devices. + handles[j])); continue; } active->flags.enabled = 0; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Cooling device [%p] now 'off'\n", active->devices.handles[j])); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Cooling device [%p] now 'off'\n", + active->devices.handles[j])); } } } @@ -642,28 +668,22 @@ acpi_thermal_active ( return_VALUE(0); } +static void acpi_thermal_check(void *context); -static void acpi_thermal_check (void *context); - -static void -acpi_thermal_run ( - unsigned long data) +static void acpi_thermal_run(unsigned long data) { struct acpi_thermal *tz = (struct acpi_thermal *)data; if (!tz->zombie) - acpi_os_queue_for_execution(OSD_PRIORITY_GPE, - acpi_thermal_check, (void *) data); + acpi_os_queue_for_execution(OSD_PRIORITY_GPE, + acpi_thermal_check, (void *)data); } - -static void -acpi_thermal_check ( - void *data) +static void acpi_thermal_check(void *data) { - int result = 0; - struct acpi_thermal *tz = (struct acpi_thermal *) data; - unsigned long sleep_time = 0; - int i = 0; + int result = 0; + struct acpi_thermal *tz = (struct acpi_thermal *)data; + unsigned long sleep_time = 0; + int i = 0; struct acpi_thermal_state state; ACPI_FUNCTION_TRACE("acpi_thermal_check"); @@ -678,9 +698,9 @@ acpi_thermal_check ( result = acpi_thermal_get_temperature(tz); if (result) return_VOID; - + memset(&tz->state, 0, sizeof(tz->state)); - + /* * Check Trip Points * ----------------- @@ -690,14 +710,18 @@ acpi_thermal_check ( * individual policy decides when it is exited (e.g. hysteresis). */ if (tz->trips.critical.flags.valid) - state.critical |= (tz->temperature >= tz->trips.critical.temperature); + state.critical |= + (tz->temperature >= tz->trips.critical.temperature); if (tz->trips.hot.flags.valid) state.hot |= (tz->temperature >= tz->trips.hot.temperature); if (tz->trips.passive.flags.valid) - state.passive |= (tz->temperature >= tz->trips.passive.temperature); - for (i=0; i<ACPI_THERMAL_MAX_ACTIVE; i++) + state.passive |= + (tz->temperature >= tz->trips.passive.temperature); + for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) if (tz->trips.active[i].flags.valid) - state.active |= (tz->temperature >= tz->trips.active[i].temperature); + state.active |= + (tz->temperature >= + tz->trips.active[i].temperature); /* * Invoke Policy @@ -726,7 +750,7 @@ acpi_thermal_check ( tz->state.hot = 1; if (tz->trips.passive.flags.enabled) tz->state.passive = 1; - for (i=0; i<ACPI_THERMAL_MAX_ACTIVE; i++) + for (i = 0; i < ACPI_THERMAL_MAX_ACTIVE; i++) if (tz->trips.active[i].flags.enabled) tz->state.active = 1; @@ -744,8 +768,8 @@ acpi_thermal_check ( else if (tz->polling_frequency > 0) sleep_time = tz->polling_frequency * 100; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "%s: temperature[%lu] sleep[%lu]\n", - tz->name, tz->temperature, sleep_time)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "%s: temperature[%lu] sleep[%lu]\n", + tz->name, tz->temperature, sleep_time)); /* * Schedule Next Poll @@ -754,12 +778,11 @@ acpi_thermal_check ( if (!sleep_time) { if (timer_pending(&(tz->timer))) del_timer(&(tz->timer)); - } - else { + } else { if (timer_pending(&(tz->timer))) mod_timer(&(tz->timer), (HZ * sleep_time) / 1000); else { - tz->timer.data = (unsigned long) tz; + tz->timer.data = (unsigned long)tz; tz->timer.function = acpi_thermal_run; tz->timer.expires = jiffies + (HZ * sleep_time) / 1000; add_timer(&(tz->timer)); @@ -769,16 +792,15 @@ acpi_thermal_check ( return_VOID; } - /* -------------------------------------------------------------------------- FS Interface (/proc) -------------------------------------------------------------------------- */ -static struct proc_dir_entry *acpi_thermal_dir; +static struct proc_dir_entry *acpi_thermal_dir; static int acpi_thermal_state_seq_show(struct seq_file *seq, void *offset) { - struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; + struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; ACPI_FUNCTION_TRACE("acpi_thermal_state_seq_show"); @@ -787,7 +809,8 @@ static int acpi_thermal_state_seq_show(struct seq_file *seq, void *offset) seq_puts(seq, "state: "); - if (!tz->state.critical && !tz->state.hot && !tz->state.passive && !tz->state.active) + if (!tz->state.critical && !tz->state.hot && !tz->state.passive + && !tz->state.active) seq_puts(seq, "ok\n"); else { if (tz->state.critical) @@ -801,7 +824,7 @@ static int acpi_thermal_state_seq_show(struct seq_file *seq, void *offset) seq_puts(seq, "\n"); } -end: + end: return_VALUE(0); } @@ -810,11 +833,10 @@ static int acpi_thermal_state_open_fs(struct inode *inode, struct file *file) return single_open(file, acpi_thermal_state_seq_show, PDE(inode)->data); } - static int acpi_thermal_temp_seq_show(struct seq_file *seq, void *offset) { - int result = 0; - struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; + int result = 0; + struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; ACPI_FUNCTION_TRACE("acpi_thermal_temp_seq_show"); @@ -825,10 +847,10 @@ static int acpi_thermal_temp_seq_show(struct seq_file *seq, void *offset) if (result) goto end; - seq_printf(seq, "temperature: %ld C\n", - KELVIN_TO_CELSIUS(tz->temperature)); + seq_printf(seq, "temperature: %ld C\n", + KELVIN_TO_CELSIUS(tz->temperature)); -end: + end: return_VALUE(0); } @@ -837,12 +859,11 @@ static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file) return single_open(file, acpi_thermal_temp_seq_show, PDE(inode)->data); } - static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset) { - struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; - int i = 0; - int j = 0; + struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; + int i = 0; + int j = 0; ACPI_FUNCTION_TRACE("acpi_thermal_trip_seq_show"); @@ -851,21 +872,22 @@ static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset) if (tz->trips.critical.flags.valid) seq_printf(seq, "critical (S5): %ld C\n", - KELVIN_TO_CELSIUS(tz->trips.critical.temperature)); + KELVIN_TO_CELSIUS(tz->trips.critical.temperature)); if (tz->trips.hot.flags.valid) seq_printf(seq, "hot (S4): %ld C\n", - KELVIN_TO_CELSIUS(tz->trips.hot.temperature)); + KELVIN_TO_CELSIUS(tz->trips.hot.temperature)); if (tz->trips.passive.flags.valid) { - seq_printf(seq, "passive: %ld C: tc1=%lu tc2=%lu tsp=%lu devices=", - KELVIN_TO_CELSIUS(tz->trips.passive.temperature), - tz->trips.passive.tc1, - tz->trips.passive.tc2, - tz->trips.passive.tsp); - for (j=0; j<tz->trips.passive.devices.count; j++) { - - seq_printf(seq, "0x%p ", tz->trips.passive.devices.handles[j]); + seq_printf(seq, + "passive: %ld C: tc1=%lu tc2=%lu tsp=%lu devices=", + KELVIN_TO_CELSIUS(tz->trips.passive.temperature), + tz->trips.passive.tc1, tz->trips.passive.tc2, + tz->trips.passive.tsp); + for (j = 0; j < tz->trips.passive.devices.count; j++) { + + seq_printf(seq, "0x%p ", + tz->trips.passive.devices.handles[j]); } seq_puts(seq, "\n"); } @@ -874,14 +896,15 @@ static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset) if (!(tz->trips.active[i].flags.valid)) break; seq_printf(seq, "active[%d]: %ld C: devices=", - i, KELVIN_TO_CELSIUS(tz->trips.active[i].temperature)); - for (j = 0; j < tz->trips.active[i].devices.count; j++) + i, + KELVIN_TO_CELSIUS(tz->trips.active[i].temperature)); + for (j = 0; j < tz->trips.active[i].devices.count; j++) seq_printf(seq, "0x%p ", - tz->trips.active[i].devices.handles[j]); + tz->trips.active[i].devices.handles[j]); seq_puts(seq, "\n"); } -end: + end: return_VALUE(0); } @@ -891,30 +914,28 @@ static int acpi_thermal_trip_open_fs(struct inode *inode, struct file *file) } static ssize_t -acpi_thermal_write_trip_points ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *ppos) +acpi_thermal_write_trip_points(struct file *file, + const char __user * buffer, + size_t count, loff_t * ppos) { - struct seq_file *m = (struct seq_file *)file->private_data; - struct acpi_thermal *tz = (struct acpi_thermal *)m->private; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_thermal *tz = (struct acpi_thermal *)m->private; - char *limit_string; - int num, critical, hot, passive; - int *active; - int i = 0; + char *limit_string; + int num, critical, hot, passive; + int *active; + int i = 0; ACPI_FUNCTION_TRACE("acpi_thermal_write_trip_points"); limit_string = kmalloc(ACPI_THERMAL_MAX_LIMIT_STR_LEN, GFP_KERNEL); - if(!limit_string) + if (!limit_string) return_VALUE(-ENOMEM); memset(limit_string, 0, ACPI_THERMAL_MAX_LIMIT_STR_LEN); - active = kmalloc(ACPI_THERMAL_MAX_ACTIVE *sizeof(int), GFP_KERNEL); - if(!active) + active = kmalloc(ACPI_THERMAL_MAX_ACTIVE * sizeof(int), GFP_KERNEL); + if (!active) return_VALUE(-ENOMEM); if (!tz || (count > ACPI_THERMAL_MAX_LIMIT_STR_LEN - 1)) { @@ -922,20 +943,21 @@ acpi_thermal_write_trip_points ( count = -EINVAL; goto end; } - + if (copy_from_user(limit_string, buffer, count)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid data\n")); count = -EFAULT; goto end; } - + limit_string[count] = '\0'; num = sscanf(limit_string, "%d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d:%d", - &critical, &hot, &passive, - &active[0], &active[1], &active[2], &active[3], &active[4], - &active[5], &active[6], &active[7], &active[8], &active[9]); - if(!(num >=5 && num < (ACPI_THERMAL_MAX_ACTIVE + 3))) { + &critical, &hot, &passive, + &active[0], &active[1], &active[2], &active[3], &active[4], + &active[5], &active[6], &active[7], &active[8], + &active[9]); + if (!(num >= 5 && num < (ACPI_THERMAL_MAX_ACTIVE + 3))) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid data format\n")); count = -EINVAL; goto end; @@ -949,17 +971,16 @@ acpi_thermal_write_trip_points ( break; tz->trips.active[i].temperature = CELSIUS_TO_KELVIN(active[i]); } - -end: + + end: kfree(active); kfree(limit_string); return_VALUE(count); } - static int acpi_thermal_cooling_seq_show(struct seq_file *seq, void *offset) { - struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; + struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; ACPI_FUNCTION_TRACE("acpi_thermal_cooling_seq_show"); @@ -970,33 +991,31 @@ static int acpi_thermal_cooling_seq_show(struct seq_file *seq, void *offset) seq_puts(seq, "<setting not supported>\n"); } - if ( tz->cooling_mode == ACPI_THERMAL_MODE_CRITICAL ) + if (tz->cooling_mode == ACPI_THERMAL_MODE_CRITICAL) seq_printf(seq, "cooling mode: critical\n"); else seq_printf(seq, "cooling mode: %s\n", - tz->cooling_mode?"passive":"active"); + tz->cooling_mode ? "passive" : "active"); -end: + end: return_VALUE(0); } static int acpi_thermal_cooling_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_thermal_cooling_seq_show, - PDE(inode)->data); + PDE(inode)->data); } static ssize_t -acpi_thermal_write_cooling_mode ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *ppos) +acpi_thermal_write_cooling_mode(struct file *file, + const char __user * buffer, + size_t count, loff_t * ppos) { - struct seq_file *m = (struct seq_file *)file->private_data; - struct acpi_thermal *tz = (struct acpi_thermal *)m->private; - int result = 0; - char mode_string[12] = {'\0'}; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_thermal *tz = (struct acpi_thermal *)m->private; + int result = 0; + char mode_string[12] = { '\0' }; ACPI_FUNCTION_TRACE("acpi_thermal_write_cooling_mode"); @@ -1008,11 +1027,12 @@ acpi_thermal_write_cooling_mode ( if (copy_from_user(mode_string, buffer, count)) return_VALUE(-EFAULT); - + mode_string[count] = '\0'; - - result = acpi_thermal_set_cooling_mode(tz, - simple_strtoul(mode_string, NULL, 0)); + + result = acpi_thermal_set_cooling_mode(tz, + simple_strtoul(mode_string, NULL, + 0)); if (result) return_VALUE(result); @@ -1021,10 +1041,9 @@ acpi_thermal_write_cooling_mode ( return_VALUE(count); } - static int acpi_thermal_polling_seq_show(struct seq_file *seq, void *offset) { - struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; + struct acpi_thermal *tz = (struct acpi_thermal *)seq->private; ACPI_FUNCTION_TRACE("acpi_thermal_polling_seq_show"); @@ -1037,43 +1056,41 @@ static int acpi_thermal_polling_seq_show(struct seq_file *seq, void *offset) } seq_printf(seq, "polling frequency: %lu seconds\n", - (tz->polling_frequency / 10)); + (tz->polling_frequency / 10)); -end: + end: return_VALUE(0); } static int acpi_thermal_polling_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_thermal_polling_seq_show, - PDE(inode)->data); + PDE(inode)->data); } static ssize_t -acpi_thermal_write_polling ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *ppos) +acpi_thermal_write_polling(struct file *file, + const char __user * buffer, + size_t count, loff_t * ppos) { - struct seq_file *m = (struct seq_file *)file->private_data; - struct acpi_thermal *tz = (struct acpi_thermal *)m->private; - int result = 0; - char polling_string[12] = {'\0'}; - int seconds = 0; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_thermal *tz = (struct acpi_thermal *)m->private; + int result = 0; + char polling_string[12] = { '\0' }; + int seconds = 0; ACPI_FUNCTION_TRACE("acpi_thermal_write_polling"); if (!tz || (count > sizeof(polling_string) - 1)) return_VALUE(-EINVAL); - + if (copy_from_user(polling_string, buffer, count)) return_VALUE(-EFAULT); - + polling_string[count] = '\0'; seconds = simple_strtoul(polling_string, NULL, 0); - + result = acpi_thermal_set_polling(tz, seconds); if (result) return_VALUE(result); @@ -1083,18 +1100,15 @@ acpi_thermal_write_polling ( return_VALUE(count); } - -static int -acpi_thermal_add_fs ( - struct acpi_device *device) +static int acpi_thermal_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; + struct proc_dir_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_thermal_add_fs"); if (!acpi_device_dir(device)) { acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_thermal_dir); + acpi_thermal_dir); if (!acpi_device_dir(device)) return_VALUE(-ENODEV); acpi_device_dir(device)->owner = THIS_MODULE; @@ -1102,11 +1116,11 @@ acpi_thermal_add_fs ( /* 'state' [R] */ entry = create_proc_entry(ACPI_THERMAL_FILE_STATE, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_THERMAL_FILE_STATE)); + "Unable to create '%s' fs entry\n", + ACPI_THERMAL_FILE_STATE)); else { entry->proc_fops = &acpi_thermal_state_fops; entry->data = acpi_driver_data(device); @@ -1115,11 +1129,11 @@ acpi_thermal_add_fs ( /* 'temperature' [R] */ entry = create_proc_entry(ACPI_THERMAL_FILE_TEMPERATURE, - S_IRUGO, acpi_device_dir(device)); + S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_THERMAL_FILE_TEMPERATURE)); + "Unable to create '%s' fs entry\n", + ACPI_THERMAL_FILE_TEMPERATURE)); else { entry->proc_fops = &acpi_thermal_temp_fops; entry->data = acpi_driver_data(device); @@ -1128,11 +1142,12 @@ acpi_thermal_add_fs ( /* 'trip_points' [R/W] */ entry = create_proc_entry(ACPI_THERMAL_FILE_TRIP_POINTS, - S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_THERMAL_FILE_TRIP_POINTS)); + "Unable to create '%s' fs entry\n", + ACPI_THERMAL_FILE_TRIP_POINTS)); else { entry->proc_fops = &acpi_thermal_trip_fops; entry->data = acpi_driver_data(device); @@ -1141,11 +1156,12 @@ acpi_thermal_add_fs ( /* 'cooling_mode' [R/W] */ entry = create_proc_entry(ACPI_THERMAL_FILE_COOLING_MODE, - S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_THERMAL_FILE_COOLING_MODE)); + "Unable to create '%s' fs entry\n", + ACPI_THERMAL_FILE_COOLING_MODE)); else { entry->proc_fops = &acpi_thermal_cooling_fops; entry->data = acpi_driver_data(device); @@ -1154,11 +1170,12 @@ acpi_thermal_add_fs ( /* 'polling_frequency' [R/W] */ entry = create_proc_entry(ACPI_THERMAL_FILE_POLLING_FREQ, - S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create '%s' fs entry\n", - ACPI_THERMAL_FILE_POLLING_FREQ)); + "Unable to create '%s' fs entry\n", + ACPI_THERMAL_FILE_POLLING_FREQ)); else { entry->proc_fops = &acpi_thermal_polling_fops; entry->data = acpi_driver_data(device); @@ -1168,10 +1185,7 @@ acpi_thermal_add_fs ( return_VALUE(0); } - -static int -acpi_thermal_remove_fs ( - struct acpi_device *device) +static int acpi_thermal_remove_fs(struct acpi_device *device) { ACPI_FUNCTION_TRACE("acpi_thermal_remove_fs"); @@ -1193,19 +1207,14 @@ acpi_thermal_remove_fs ( return_VALUE(0); } - /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ -static void -acpi_thermal_notify ( - acpi_handle handle, - u32 event, - void *data) +static void acpi_thermal_notify(acpi_handle handle, u32 event, void *data) { - struct acpi_thermal *tz = (struct acpi_thermal *) data; - struct acpi_device *device = NULL; + struct acpi_thermal *tz = (struct acpi_thermal *)data; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_thermal_notify"); @@ -1231,19 +1240,16 @@ acpi_thermal_notify ( break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Unsupported event [0x%x]\n", event)); + "Unsupported event [0x%x]\n", event)); break; } return_VOID; } - -static int -acpi_thermal_get_info ( - struct acpi_thermal *tz) +static int acpi_thermal_get_info(struct acpi_thermal *tz) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_thermal_get_info"); @@ -1262,20 +1268,24 @@ acpi_thermal_get_info ( /* Set the cooling mode [_SCP] to active cooling (default) */ result = acpi_thermal_set_cooling_mode(tz, ACPI_THERMAL_MODE_ACTIVE); - if (!result) + if (!result) tz->flags.cooling_mode = 1; - else { + else { /* Oh,we have not _SCP method. - Generally show cooling_mode by _ACx, _PSV,spec 12.2*/ + Generally show cooling_mode by _ACx, _PSV,spec 12.2 */ tz->flags.cooling_mode = 0; - if ( tz->trips.active[0].flags.valid && tz->trips.passive.flags.valid ) { - if ( tz->trips.passive.temperature > tz->trips.active[0].temperature ) + if (tz->trips.active[0].flags.valid + && tz->trips.passive.flags.valid) { + if (tz->trips.passive.temperature > + tz->trips.active[0].temperature) tz->cooling_mode = ACPI_THERMAL_MODE_ACTIVE; - else + else tz->cooling_mode = ACPI_THERMAL_MODE_PASSIVE; - } else if ( !tz->trips.active[0].flags.valid && tz->trips.passive.flags.valid ) { + } else if (!tz->trips.active[0].flags.valid + && tz->trips.passive.flags.valid) { tz->cooling_mode = ACPI_THERMAL_MODE_PASSIVE; - } else if ( tz->trips.active[0].flags.valid && !tz->trips.passive.flags.valid ) { + } else if (tz->trips.active[0].flags.valid + && !tz->trips.passive.flags.valid) { tz->cooling_mode = ACPI_THERMAL_MODE_ACTIVE; } else { /* _ACx and _PSV are optional, but _CRT is required */ @@ -1297,14 +1307,11 @@ acpi_thermal_get_info ( return_VALUE(0); } - -static int -acpi_thermal_add ( - struct acpi_device *device) +static int acpi_thermal_add(struct acpi_device *device) { - int result = 0; - acpi_status status = AE_OK; - struct acpi_thermal *tz = NULL; + int result = 0; + acpi_status status = AE_OK; + struct acpi_thermal *tz = NULL; ACPI_FUNCTION_TRACE("acpi_thermal_add"); @@ -1335,19 +1342,20 @@ acpi_thermal_add ( acpi_thermal_check(tz); status = acpi_install_notify_handler(tz->handle, - ACPI_DEVICE_NOTIFY, acpi_thermal_notify, tz); + ACPI_DEVICE_NOTIFY, + acpi_thermal_notify, tz); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error installing notify handler\n")); + "Error installing notify handler\n")); result = -ENODEV; goto end; } printk(KERN_INFO PREFIX "%s [%s] (%ld C)\n", - acpi_device_name(device), acpi_device_bid(device), - KELVIN_TO_CELSIUS(tz->temperature)); + acpi_device_name(device), acpi_device_bid(device), + KELVIN_TO_CELSIUS(tz->temperature)); -end: + end: if (result) { acpi_thermal_remove_fs(device); kfree(tz); @@ -1356,21 +1364,17 @@ end: return_VALUE(result); } - -static int -acpi_thermal_remove ( - struct acpi_device *device, - int type) +static int acpi_thermal_remove(struct acpi_device *device, int type) { - acpi_status status = AE_OK; - struct acpi_thermal *tz = NULL; + acpi_status status = AE_OK; + struct acpi_thermal *tz = NULL; ACPI_FUNCTION_TRACE("acpi_thermal_remove"); if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - tz = (struct acpi_thermal *) acpi_driver_data(device); + tz = (struct acpi_thermal *)acpi_driver_data(device); /* avoid timer adding new defer task */ tz->zombie = 1; @@ -1382,19 +1386,19 @@ acpi_thermal_remove ( del_timer_sync(&(tz->timer)); status = acpi_remove_notify_handler(tz->handle, - ACPI_DEVICE_NOTIFY, acpi_thermal_notify); + ACPI_DEVICE_NOTIFY, + acpi_thermal_notify); if (ACPI_FAILURE(status)) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error removing notify handler\n")); + "Error removing notify handler\n")); /* Terminate policy */ - if (tz->trips.passive.flags.valid - && tz->trips.passive.flags.enabled) { + if (tz->trips.passive.flags.valid && tz->trips.passive.flags.enabled) { tz->trips.passive.flags.enabled = 0; acpi_thermal_passive(tz); } if (tz->trips.active[0].flags.valid - && tz->trips.active[0].flags.enabled) { + && tz->trips.active[0].flags.enabled) { tz->trips.active[0].flags.enabled = 0; acpi_thermal_active(tz); } @@ -1405,11 +1409,9 @@ acpi_thermal_remove ( return_VALUE(0); } - -static int __init -acpi_thermal_init (void) +static int __init acpi_thermal_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_thermal_init"); @@ -1427,9 +1429,7 @@ acpi_thermal_init (void) return_VALUE(0); } - -static void __exit -acpi_thermal_exit (void) +static void __exit acpi_thermal_exit(void) { ACPI_FUNCTION_TRACE("acpi_thermal_exit"); @@ -1440,6 +1440,5 @@ acpi_thermal_exit (void) return_VOID; } - module_init(acpi_thermal_init); module_exit(acpi_thermal_exit); diff --git a/drivers/acpi/toshiba_acpi.c b/drivers/acpi/toshiba_acpi.c index 73b1d8aeae9d..7fe0b7ae9733 100644 --- a/drivers/acpi/toshiba_acpi.c +++ b/drivers/acpi/toshiba_acpi.c @@ -100,8 +100,7 @@ MODULE_LICENSE("GPL"); /* utility */ -static __inline__ void -_set_bit(u32* word, u32 mask, int value) +static __inline__ void _set_bit(u32 * word, u32 mask, int value) { *word = (*word & ~mask) | (mask * value); } @@ -109,35 +108,32 @@ _set_bit(u32* word, u32 mask, int value) /* acpi interface wrappers */ -static int -is_valid_acpi_path(const char* methodName) +static int is_valid_acpi_path(const char *methodName) { acpi_handle handle; acpi_status status; - status = acpi_get_handle(NULL, (char*)methodName, &handle); + status = acpi_get_handle(NULL, (char *)methodName, &handle); return !ACPI_FAILURE(status); } -static int -write_acpi_int(const char* methodName, int val) +static int write_acpi_int(const char *methodName, int val) { struct acpi_object_list params; union acpi_object in_objs[1]; acpi_status status; - params.count = sizeof(in_objs)/sizeof(in_objs[0]); + params.count = sizeof(in_objs) / sizeof(in_objs[0]); params.pointer = in_objs; in_objs[0].type = ACPI_TYPE_INTEGER; in_objs[0].integer.value = val; - status = acpi_evaluate_object(NULL, (char*)methodName, ¶ms, NULL); + status = acpi_evaluate_object(NULL, (char *)methodName, ¶ms, NULL); return (status == AE_OK); } #if 0 -static int -read_acpi_int(const char* methodName, int* pVal) +static int read_acpi_int(const char *methodName, int *pVal) { struct acpi_buffer results; union acpi_object out_objs[1]; @@ -146,25 +142,24 @@ read_acpi_int(const char* methodName, int* pVal) results.length = sizeof(out_objs); results.pointer = out_objs; - status = acpi_evaluate_object(0, (char*)methodName, 0, &results); + status = acpi_evaluate_object(0, (char *)methodName, 0, &results); *pVal = out_objs[0].integer.value; return (status == AE_OK) && (out_objs[0].type == ACPI_TYPE_INTEGER); } #endif -static const char* method_hci /*= 0*/; +static const char *method_hci /*= 0*/ ; /* Perform a raw HCI call. Here we don't care about input or output buffer * format. */ -static acpi_status -hci_raw(const u32 in[HCI_WORDS], u32 out[HCI_WORDS]) +static acpi_status hci_raw(const u32 in[HCI_WORDS], u32 out[HCI_WORDS]) { struct acpi_object_list params; union acpi_object in_objs[HCI_WORDS]; struct acpi_buffer results; - union acpi_object out_objs[HCI_WORDS+1]; + union acpi_object out_objs[HCI_WORDS + 1]; acpi_status status; int i; @@ -178,8 +173,8 @@ hci_raw(const u32 in[HCI_WORDS], u32 out[HCI_WORDS]) results.length = sizeof(out_objs); results.pointer = out_objs; - status = acpi_evaluate_object(NULL, (char*)method_hci, ¶ms, - &results); + status = acpi_evaluate_object(NULL, (char *)method_hci, ¶ms, + &results); if ((status == AE_OK) && (out_objs->package.count <= HCI_WORDS)) { for (i = 0; i < out_objs->package.count; ++i) { out[i] = out_objs->package.elements[i].integer.value; @@ -195,8 +190,7 @@ hci_raw(const u32 in[HCI_WORDS], u32 out[HCI_WORDS]) * may be useful (such as "not supported"). */ -static acpi_status -hci_write1(u32 reg, u32 in1, u32* result) +static acpi_status hci_write1(u32 reg, u32 in1, u32 * result) { u32 in[HCI_WORDS] = { HCI_SET, reg, in1, 0, 0, 0 }; u32 out[HCI_WORDS]; @@ -205,8 +199,7 @@ hci_write1(u32 reg, u32 in1, u32* result) return status; } -static acpi_status -hci_read1(u32 reg, u32* out1, u32* result) +static acpi_status hci_read1(u32 reg, u32 * out1, u32 * result) { u32 in[HCI_WORDS] = { HCI_GET, reg, 0, 0, 0, 0 }; u32 out[HCI_WORDS]; @@ -216,26 +209,25 @@ hci_read1(u32 reg, u32* out1, u32* result) return status; } -static struct proc_dir_entry* toshiba_proc_dir /*= 0*/; -static int force_fan; -static int last_key_event; -static int key_event_valid; +static struct proc_dir_entry *toshiba_proc_dir /*= 0*/ ; +static int force_fan; +static int last_key_event; +static int key_event_valid; -typedef struct _ProcItem -{ - const char* name; - char* (*read_func)(char*); - unsigned long (*write_func)(const char*, unsigned long); +typedef struct _ProcItem { + const char *name; + char *(*read_func) (char *); + unsigned long (*write_func) (const char *, unsigned long); } ProcItem; /* proc file handlers */ static int -dispatch_read(char* page, char** start, off_t off, int count, int* eof, - ProcItem* item) +dispatch_read(char *page, char **start, off_t off, int count, int *eof, + ProcItem * item) { - char* p = page; + char *p = page; int len; if (off == 0) @@ -243,33 +235,35 @@ dispatch_read(char* page, char** start, off_t off, int count, int* eof, /* ISSUE: I don't understand this code */ len = (p - page); - if (len <= off+count) *eof = 1; + if (len <= off + count) + *eof = 1; *start = page + off; len -= off; - if (len>count) len = count; - if (len<0) len = 0; + if (len > count) + len = count; + if (len < 0) + len = 0; return len; } static int -dispatch_write(struct file* file, const char __user * buffer, - unsigned long count, ProcItem* item) +dispatch_write(struct file *file, const char __user * buffer, + unsigned long count, ProcItem * item) { int result; - char* tmp_buffer; + char *tmp_buffer; /* Arg buffer points to userspace memory, which can't be accessed * directly. Since we're making a copy, zero-terminate the * destination so that sscanf can be used on it safely. */ tmp_buffer = kmalloc(count + 1, GFP_KERNEL); - if(!tmp_buffer) + if (!tmp_buffer) return -ENOMEM; if (copy_from_user(tmp_buffer, buffer, count)) { result = -EFAULT; - } - else { + } else { tmp_buffer[count] = 0; result = item->write_func(tmp_buffer, count); } @@ -277,8 +271,7 @@ dispatch_write(struct file* file, const char __user * buffer, return result; } -static char* -read_lcd(char* p) +static char *read_lcd(char *p) { u32 hci_result; u32 value; @@ -288,7 +281,7 @@ read_lcd(char* p) value = value >> HCI_LCD_BRIGHTNESS_SHIFT; p += sprintf(p, "brightness: %d\n", value); p += sprintf(p, "brightness_levels: %d\n", - HCI_LCD_BRIGHTNESS_LEVELS); + HCI_LCD_BRIGHTNESS_LEVELS); } else { printk(MY_ERR "Error reading LCD brightness\n"); } @@ -296,14 +289,13 @@ read_lcd(char* p) return p; } -static unsigned long -write_lcd(const char* buffer, unsigned long count) +static unsigned long write_lcd(const char *buffer, unsigned long count) { int value; u32 hci_result; if (sscanf(buffer, " brightness : %i", &value) == 1 && - value >= 0 && value < HCI_LCD_BRIGHTNESS_LEVELS) { + value >= 0 && value < HCI_LCD_BRIGHTNESS_LEVELS) { value = value << HCI_LCD_BRIGHTNESS_SHIFT; hci_write1(HCI_LCD_BRIGHTNESS, value, &hci_result); if (hci_result != HCI_SUCCESS) @@ -315,8 +307,7 @@ write_lcd(const char* buffer, unsigned long count) return count; } -static char* -read_video(char* p) +static char *read_video(char *p) { u32 hci_result; u32 value; @@ -325,7 +316,7 @@ read_video(char* p) if (hci_result == HCI_SUCCESS) { int is_lcd = (value & HCI_VIDEO_OUT_LCD) ? 1 : 0; int is_crt = (value & HCI_VIDEO_OUT_CRT) ? 1 : 0; - int is_tv = (value & HCI_VIDEO_OUT_TV ) ? 1 : 0; + int is_tv = (value & HCI_VIDEO_OUT_TV) ? 1 : 0; p += sprintf(p, "lcd_out: %d\n", is_lcd); p += sprintf(p, "crt_out: %d\n", is_crt); p += sprintf(p, "tv_out: %d\n", is_tv); @@ -336,8 +327,7 @@ read_video(char* p) return p; } -static unsigned long -write_video(const char* buffer, unsigned long count) +static unsigned long write_video(const char *buffer, unsigned long count) { int value; int remain = count; @@ -363,7 +353,7 @@ write_video(const char* buffer, unsigned long count) ++buffer; --remain; } - while (remain && *(buffer-1) != ';'); + while (remain && *(buffer - 1) != ';'); } hci_read1(HCI_VIDEO_OUT, &video_out, &hci_result); @@ -386,8 +376,7 @@ write_video(const char* buffer, unsigned long count) return count; } -static char* -read_fan(char* p) +static char *read_fan(char *p) { u32 hci_result; u32 value; @@ -403,14 +392,13 @@ read_fan(char* p) return p; } -static unsigned long -write_fan(const char* buffer, unsigned long count) +static unsigned long write_fan(const char *buffer, unsigned long count) { int value; u32 hci_result; if (sscanf(buffer, " force_on : %i", &value) == 1 && - value >= 0 && value <= 1) { + value >= 0 && value <= 1) { hci_write1(HCI_FAN, value, &hci_result); if (hci_result != HCI_SUCCESS) return -EFAULT; @@ -423,8 +411,7 @@ write_fan(const char* buffer, unsigned long count) return count; } -static char* -read_keys(char* p) +static char *read_keys(char *p) { u32 hci_result; u32 value; @@ -451,17 +438,15 @@ read_keys(char* p) p += sprintf(p, "hotkey_ready: %d\n", key_event_valid); p += sprintf(p, "hotkey: 0x%04x\n", last_key_event); -end: + end: return p; } -static unsigned long -write_keys(const char* buffer, unsigned long count) +static unsigned long write_keys(const char *buffer, unsigned long count) { int value; - if (sscanf(buffer, " hotkey_ready : %i", &value) == 1 && - value == 0) { + if (sscanf(buffer, " hotkey_ready : %i", &value) == 1 && value == 0) { key_event_valid = 0; } else { return -EINVAL; @@ -470,12 +455,11 @@ write_keys(const char* buffer, unsigned long count) return count; } -static char* -read_version(char* p) +static char *read_version(char *p) { p += sprintf(p, "driver: %s\n", TOSHIBA_ACPI_VERSION); p += sprintf(p, "proc_interface: %d\n", - PROC_INTERFACE_VERSION); + PROC_INTERFACE_VERSION); return p; } @@ -484,48 +468,45 @@ read_version(char* p) #define PROC_TOSHIBA "toshiba" -static ProcItem proc_items[] = -{ - { "lcd" , read_lcd , write_lcd }, - { "video" , read_video , write_video }, - { "fan" , read_fan , write_fan }, - { "keys" , read_keys , write_keys }, - { "version" , read_version , NULL }, - { NULL } +static ProcItem proc_items[] = { + {"lcd", read_lcd, write_lcd}, + {"video", read_video, write_video}, + {"fan", read_fan, write_fan}, + {"keys", read_keys, write_keys}, + {"version", read_version, NULL}, + {NULL} }; -static acpi_status __init -add_device(void) +static acpi_status __init add_device(void) { - struct proc_dir_entry* proc; - ProcItem* item; + struct proc_dir_entry *proc; + ProcItem *item; - for (item = proc_items; item->name; ++item) - { + for (item = proc_items; item->name; ++item) { proc = create_proc_read_entry(item->name, - S_IFREG | S_IRUGO | S_IWUSR, - toshiba_proc_dir, (read_proc_t*)dispatch_read, item); + S_IFREG | S_IRUGO | S_IWUSR, + toshiba_proc_dir, + (read_proc_t *) dispatch_read, + item); if (proc) proc->owner = THIS_MODULE; if (proc && item->write_func) - proc->write_proc = (write_proc_t*)dispatch_write; + proc->write_proc = (write_proc_t *) dispatch_write; } return AE_OK; } -static acpi_status __exit -remove_device(void) +static acpi_status __exit remove_device(void) { - ProcItem* item; + ProcItem *item; for (item = proc_items; item->name; ++item) remove_proc_entry(item->name, toshiba_proc_dir); return AE_OK; } -static int __init -toshiba_acpi_init(void) +static int __init toshiba_acpi_init(void) { acpi_status status = AE_OK; u32 hci_result; @@ -533,9 +514,9 @@ toshiba_acpi_init(void) if (acpi_disabled) return -ENODEV; - if (!acpi_specific_hotkey_enabled){ + if (!acpi_specific_hotkey_enabled) { printk(MY_INFO "Using generic hotkey driver\n"); - return -ENODEV; + return -ENODEV; } /* simple device detection: look for HCI method */ if (is_valid_acpi_path(METHOD_HCI_1)) @@ -546,7 +527,7 @@ toshiba_acpi_init(void) return -ENODEV; printk(MY_INFO "Toshiba Laptop ACPI Extras version %s\n", - TOSHIBA_ACPI_VERSION); + TOSHIBA_ACPI_VERSION); printk(MY_INFO " HCI method: %s\n", method_hci); force_fan = 0; @@ -568,8 +549,7 @@ toshiba_acpi_init(void) return (ACPI_SUCCESS(status)) ? 0 : -ENODEV; } -static void __exit -toshiba_acpi_exit(void) +static void __exit toshiba_acpi_exit(void) { remove_device(); diff --git a/drivers/acpi/utilities/Makefile b/drivers/acpi/utilities/Makefile index 939c447dd52a..e87108b7338a 100644 --- a/drivers/acpi/utilities/Makefile +++ b/drivers/acpi/utilities/Makefile @@ -3,6 +3,6 @@ # obj-y := utalloc.o utdebug.o uteval.o utinit.o utmisc.o utxface.o \ - utcopy.o utdelete.o utglobal.o utmath.o utobject.o + utcopy.o utdelete.o utglobal.o utmath.o utobject.o utstate.o utmutex.o utobject.o utcache.o EXTRA_CFLAGS += $(ACPI_CFLAGS) diff --git a/drivers/acpi/utilities/utalloc.c b/drivers/acpi/utilities/utalloc.c index c4e7f989a2bd..068450b36475 100644 --- a/drivers/acpi/utilities/utalloc.c +++ b/drivers/acpi/utilities/utalloc.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Module Name: utalloc - local cache and memory allocation routines + * Module Name: utalloc - local memory allocation routines * *****************************************************************************/ @@ -41,232 +41,134 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utalloc") +ACPI_MODULE_NAME("utalloc") /* Local prototypes */ - #ifdef ACPI_DBG_TRACK_ALLOCATIONS -static struct acpi_debug_mem_block * -acpi_ut_find_allocation ( - u32 list_id, - void *allocation); +static struct acpi_debug_mem_block *acpi_ut_find_allocation(void *allocation); static acpi_status -acpi_ut_track_allocation ( - u32 list_id, - struct acpi_debug_mem_block *address, - acpi_size size, - u8 alloc_type, - u32 component, - char *module, - u32 line); +acpi_ut_track_allocation(struct acpi_debug_mem_block *address, + acpi_size size, + u8 alloc_type, u32 component, char *module, u32 line); static acpi_status -acpi_ut_remove_allocation ( - u32 list_id, - struct acpi_debug_mem_block *address, - u32 component, - char *module, - u32 line); -#endif /* ACPI_DBG_TRACK_ALLOCATIONS */ +acpi_ut_remove_allocation(struct acpi_debug_mem_block *address, + u32 component, char *module, u32 line); +#endif /* ACPI_DBG_TRACK_ALLOCATIONS */ +#ifdef ACPI_DBG_TRACK_ALLOCATIONS +static acpi_status +acpi_ut_create_list(char *list_name, + u16 object_size, struct acpi_memory_list **return_cache); +#endif /******************************************************************************* * - * FUNCTION: acpi_ut_release_to_cache + * FUNCTION: acpi_ut_create_caches * - * PARAMETERS: list_id - Memory list/cache ID - * Object - The object to be released + * PARAMETERS: None * - * RETURN: None + * RETURN: Status * - * DESCRIPTION: Release an object to the specified cache. If cache is full, - * the object is deleted. + * DESCRIPTION: Create all local caches * ******************************************************************************/ -void -acpi_ut_release_to_cache ( - u32 list_id, - void *object) +acpi_status acpi_ut_create_caches(void) { - struct acpi_memory_list *cache_info; - + acpi_status status; - ACPI_FUNCTION_ENTRY (); - - - cache_info = &acpi_gbl_memory_lists[list_id]; - -#ifdef ACPI_ENABLE_OBJECT_CACHE +#ifdef ACPI_DBG_TRACK_ALLOCATIONS - /* If walk cache is full, just free this wallkstate object */ + /* Memory allocation lists */ - if (cache_info->cache_depth >= cache_info->max_cache_depth) { - ACPI_MEM_FREE (object); - ACPI_MEM_TRACKING (cache_info->total_freed++); + status = acpi_ut_create_list("Acpi-Global", 0, &acpi_gbl_global_list); + if (ACPI_FAILURE(status)) { + return (status); } - /* Otherwise put this object back into the cache */ - - else { - if (ACPI_FAILURE (acpi_ut_acquire_mutex (ACPI_MTX_CACHES))) { - return; - } - - /* Mark the object as cached */ - - ACPI_MEMSET (object, 0xCA, cache_info->object_size); - ACPI_SET_DESCRIPTOR_TYPE (object, ACPI_DESC_TYPE_CACHED); - - /* Put the object at the head of the cache list */ - - * (ACPI_CAST_INDIRECT_PTR (char, - &(((char *) object)[cache_info->link_offset]))) = cache_info->list_head; - cache_info->list_head = object; - cache_info->cache_depth++; - - (void) acpi_ut_release_mutex (ACPI_MTX_CACHES); + status = + acpi_ut_create_list("Acpi-Namespace", + sizeof(struct acpi_namespace_node), + &acpi_gbl_ns_node_list); + if (ACPI_FAILURE(status)) { + return (status); } - -#else - - /* Object cache is disabled; just free the object */ - - ACPI_MEM_FREE (object); - ACPI_MEM_TRACKING (cache_info->total_freed++); #endif -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_acquire_from_cache - * - * PARAMETERS: list_id - Memory list ID - * - * RETURN: A requested object. NULL if the object could not be - * allocated. - * - * DESCRIPTION: Get an object from the specified cache. If cache is empty, - * the object is allocated. - * - ******************************************************************************/ - -void * -acpi_ut_acquire_from_cache ( - u32 list_id) -{ - struct acpi_memory_list *cache_info; - void *object; + /* Object Caches, for frequently used objects */ - ACPI_FUNCTION_NAME ("ut_acquire_from_cache"); - - - cache_info = &acpi_gbl_memory_lists[list_id]; - -#ifdef ACPI_ENABLE_OBJECT_CACHE - - if (ACPI_FAILURE (acpi_ut_acquire_mutex (ACPI_MTX_CACHES))) { - return (NULL); + status = + acpi_os_create_cache("acpi_state", sizeof(union acpi_generic_state), + ACPI_MAX_STATE_CACHE_DEPTH, + &acpi_gbl_state_cache); + if (ACPI_FAILURE(status)) { + return (status); } - ACPI_MEM_TRACKING (cache_info->cache_requests++); - - /* Check the cache first */ - - if (cache_info->list_head) { - /* There is an object available, use it */ - - object = cache_info->list_head; - cache_info->list_head = *(ACPI_CAST_INDIRECT_PTR (char, - &(((char *) object)[cache_info->link_offset]))); - - ACPI_MEM_TRACKING (cache_info->cache_hits++); - cache_info->cache_depth--; - -#ifdef ACPI_DBG_TRACK_ALLOCATIONS - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Object %p from %s\n", - object, acpi_gbl_memory_lists[list_id].list_name)); -#endif - - if (ACPI_FAILURE (acpi_ut_release_mutex (ACPI_MTX_CACHES))) { - return (NULL); - } - - /* Clear (zero) the previously used Object */ - - ACPI_MEMSET (object, 0, cache_info->object_size); + status = + acpi_os_create_cache("acpi_parse", + sizeof(struct acpi_parse_obj_common), + ACPI_MAX_PARSE_CACHE_DEPTH, + &acpi_gbl_ps_node_cache); + if (ACPI_FAILURE(status)) { + return (status); } - else { - /* The cache is empty, create a new object */ - - /* Avoid deadlock with ACPI_MEM_CALLOCATE */ - - if (ACPI_FAILURE (acpi_ut_release_mutex (ACPI_MTX_CACHES))) { - return (NULL); - } - - object = ACPI_MEM_CALLOCATE (cache_info->object_size); - ACPI_MEM_TRACKING (cache_info->total_allocated++); + status = + acpi_os_create_cache("acpi_parse_ext", + sizeof(struct acpi_parse_obj_named), + ACPI_MAX_EXTPARSE_CACHE_DEPTH, + &acpi_gbl_ps_node_ext_cache); + if (ACPI_FAILURE(status)) { + return (status); } -#else - - /* Object cache is disabled; just allocate the object */ - - object = ACPI_MEM_CALLOCATE (cache_info->object_size); - ACPI_MEM_TRACKING (cache_info->total_allocated++); -#endif + status = + acpi_os_create_cache("acpi_operand", + sizeof(union acpi_operand_object), + ACPI_MAX_OBJECT_CACHE_DEPTH, + &acpi_gbl_operand_cache); + if (ACPI_FAILURE(status)) { + return (status); + } - return (object); + return (AE_OK); } - -#ifdef ACPI_ENABLE_OBJECT_CACHE /******************************************************************************* * - * FUNCTION: acpi_ut_delete_generic_cache + * FUNCTION: acpi_ut_delete_caches * - * PARAMETERS: list_id - Memory list ID + * PARAMETERS: None * - * RETURN: None + * RETURN: Status * - * DESCRIPTION: Free all objects within the requested cache. + * DESCRIPTION: Purge and delete all local caches * ******************************************************************************/ -void -acpi_ut_delete_generic_cache ( - u32 list_id) +acpi_status acpi_ut_delete_caches(void) { - struct acpi_memory_list *cache_info; - char *next; - - ACPI_FUNCTION_ENTRY (); + (void)acpi_os_delete_cache(acpi_gbl_state_cache); + acpi_gbl_state_cache = NULL; + (void)acpi_os_delete_cache(acpi_gbl_operand_cache); + acpi_gbl_operand_cache = NULL; - cache_info = &acpi_gbl_memory_lists[list_id]; - while (cache_info->list_head) { - /* Delete one cached state object */ + (void)acpi_os_delete_cache(acpi_gbl_ps_node_cache); + acpi_gbl_ps_node_cache = NULL; - next = *(ACPI_CAST_INDIRECT_PTR (char, - &(((char *) cache_info->list_head)[cache_info->link_offset]))); - ACPI_MEM_FREE (cache_info->list_head); + (void)acpi_os_delete_cache(acpi_gbl_ps_node_ext_cache); + acpi_gbl_ps_node_ext_cache = NULL; - cache_info->list_head = next; - cache_info->cache_depth--; - } + return (AE_OK); } -#endif - /******************************************************************************* * @@ -280,9 +182,7 @@ acpi_ut_delete_generic_cache ( * ******************************************************************************/ -acpi_status -acpi_ut_validate_buffer ( - struct acpi_buffer *buffer) +acpi_status acpi_ut_validate_buffer(struct acpi_buffer * buffer) { /* Obviously, the structure pointer must be valid */ @@ -293,9 +193,9 @@ acpi_ut_validate_buffer ( /* Special semantics for the length */ - if ((buffer->length == ACPI_NO_BUFFER) || - (buffer->length == ACPI_ALLOCATE_BUFFER) || - (buffer->length == ACPI_ALLOCATE_LOCAL_BUFFER)) { + if ((buffer->length == ACPI_NO_BUFFER) || + (buffer->length == ACPI_ALLOCATE_BUFFER) || + (buffer->length == ACPI_ALLOCATE_LOCAL_BUFFER)) { return (AE_OK); } @@ -308,7 +208,6 @@ acpi_ut_validate_buffer ( return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ut_initialize_buffer @@ -324,12 +223,10 @@ acpi_ut_validate_buffer ( ******************************************************************************/ acpi_status -acpi_ut_initialize_buffer ( - struct acpi_buffer *buffer, - acpi_size required_length) +acpi_ut_initialize_buffer(struct acpi_buffer * buffer, + acpi_size required_length) { - acpi_status status = AE_OK; - + acpi_status status = AE_OK; switch (buffer->length) { case ACPI_NO_BUFFER: @@ -339,33 +236,30 @@ acpi_ut_initialize_buffer ( status = AE_BUFFER_OVERFLOW; break; - case ACPI_ALLOCATE_BUFFER: /* Allocate a new buffer */ - buffer->pointer = acpi_os_allocate (required_length); + buffer->pointer = acpi_os_allocate(required_length); if (!buffer->pointer) { return (AE_NO_MEMORY); } /* Clear the buffer */ - ACPI_MEMSET (buffer->pointer, 0, required_length); + ACPI_MEMSET(buffer->pointer, 0, required_length); break; - case ACPI_ALLOCATE_LOCAL_BUFFER: /* Allocate a new buffer with local interface to allow tracking */ - buffer->pointer = ACPI_MEM_CALLOCATE (required_length); + buffer->pointer = ACPI_MEM_CALLOCATE(required_length); if (!buffer->pointer) { return (AE_NO_MEMORY); } break; - default: /* Existing buffer: Validate the size of the buffer */ @@ -377,7 +271,7 @@ acpi_ut_initialize_buffer ( /* Clear the buffer */ - ACPI_MEMSET (buffer->pointer, 0, required_length); + ACPI_MEMSET(buffer->pointer, 0, required_length); break; } @@ -385,7 +279,6 @@ acpi_ut_initialize_buffer ( return (status); } - /******************************************************************************* * * FUNCTION: acpi_ut_allocate @@ -401,41 +294,34 @@ acpi_ut_initialize_buffer ( * ******************************************************************************/ -void * -acpi_ut_allocate ( - acpi_size size, - u32 component, - char *module, - u32 line) +void *acpi_ut_allocate(acpi_size size, u32 component, char *module, u32 line) { - void *allocation; - - - ACPI_FUNCTION_TRACE_U32 ("ut_allocate", size); + void *allocation; + ACPI_FUNCTION_TRACE_U32("ut_allocate", size); /* Check for an inadvertent size of zero bytes */ if (!size) { - _ACPI_REPORT_ERROR (module, line, component, - ("ut_allocate: Attempt to allocate zero bytes\n")); + _ACPI_REPORT_ERROR(module, line, component, + ("ut_allocate: Attempt to allocate zero bytes\n")); size = 1; } - allocation = acpi_os_allocate (size); + allocation = acpi_os_allocate(size); if (!allocation) { /* Report allocation error */ - _ACPI_REPORT_ERROR (module, line, component, - ("ut_allocate: Could not allocate size %X\n", (u32) size)); + _ACPI_REPORT_ERROR(module, line, component, + ("ut_allocate: Could not allocate size %X\n", + (u32) size)); - return_PTR (NULL); + return_PTR(NULL); } - return_PTR (allocation); + return_PTR(allocation); } - /******************************************************************************* * * FUNCTION: acpi_ut_callocate @@ -451,43 +337,36 @@ acpi_ut_allocate ( * ******************************************************************************/ -void * -acpi_ut_callocate ( - acpi_size size, - u32 component, - char *module, - u32 line) +void *acpi_ut_callocate(acpi_size size, u32 component, char *module, u32 line) { - void *allocation; - - - ACPI_FUNCTION_TRACE_U32 ("ut_callocate", size); + void *allocation; + ACPI_FUNCTION_TRACE_U32("ut_callocate", size); /* Check for an inadvertent size of zero bytes */ if (!size) { - _ACPI_REPORT_ERROR (module, line, component, - ("ut_callocate: Attempt to allocate zero bytes\n")); - return_PTR (NULL); + _ACPI_REPORT_ERROR(module, line, component, + ("ut_callocate: Attempt to allocate zero bytes\n")); + return_PTR(NULL); } - allocation = acpi_os_allocate (size); + allocation = acpi_os_allocate(size); if (!allocation) { /* Report allocation error */ - _ACPI_REPORT_ERROR (module, line, component, - ("ut_callocate: Could not allocate size %X\n", (u32) size)); - return_PTR (NULL); + _ACPI_REPORT_ERROR(module, line, component, + ("ut_callocate: Could not allocate size %X\n", + (u32) size)); + return_PTR(NULL); } /* Clear the memory block */ - ACPI_MEMSET (allocation, 0, size); - return_PTR (allocation); + ACPI_MEMSET(allocation, 0, size); + return_PTR(allocation); } - #ifdef ACPI_DBG_TRACK_ALLOCATIONS /* * These procedures are used for tracking memory leaks in the subsystem, and @@ -500,6 +379,39 @@ acpi_ut_callocate ( * occurs in the body of acpi_ut_free. */ +/******************************************************************************* + * + * FUNCTION: acpi_ut_create_list + * + * PARAMETERS: cache_name - Ascii name for the cache + * object_size - Size of each cached object + * return_cache - Where the new cache object is returned + * + * RETURN: Status + * + * DESCRIPTION: Create a local memory list for tracking purposed + * + ******************************************************************************/ + +static acpi_status +acpi_ut_create_list(char *list_name, + u16 object_size, struct acpi_memory_list **return_cache) +{ + struct acpi_memory_list *cache; + + cache = acpi_os_allocate(sizeof(struct acpi_memory_list)); + if (!cache) { + return (AE_NO_MEMORY); + } + + ACPI_MEMSET(cache, 0, sizeof(struct acpi_memory_list)); + + cache->list_name = list_name; + cache->object_size = object_size; + + *return_cache = cache; + return (AE_OK); +} /******************************************************************************* * @@ -516,37 +428,33 @@ acpi_ut_callocate ( * ******************************************************************************/ -void * -acpi_ut_allocate_and_track ( - acpi_size size, - u32 component, - char *module, - u32 line) +void *acpi_ut_allocate_and_track(acpi_size size, + u32 component, char *module, u32 line) { - struct acpi_debug_mem_block *allocation; - acpi_status status; - + struct acpi_debug_mem_block *allocation; + acpi_status status; - allocation = acpi_ut_allocate (size + sizeof (struct acpi_debug_mem_header), - component, module, line); + allocation = + acpi_ut_allocate(size + sizeof(struct acpi_debug_mem_header), + component, module, line); if (!allocation) { return (NULL); } - status = acpi_ut_track_allocation (ACPI_MEM_LIST_GLOBAL, allocation, size, - ACPI_MEM_MALLOC, component, module, line); - if (ACPI_FAILURE (status)) { - acpi_os_free (allocation); + status = acpi_ut_track_allocation(allocation, size, + ACPI_MEM_MALLOC, component, module, + line); + if (ACPI_FAILURE(status)) { + acpi_os_free(allocation); return (NULL); } - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].total_allocated++; - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].current_total_size += (u32) size; + acpi_gbl_global_list->total_allocated++; + acpi_gbl_global_list->current_total_size += (u32) size; - return ((void *) &allocation->user_space); + return ((void *)&allocation->user_space); } - /******************************************************************************* * * FUNCTION: acpi_ut_callocate_and_track @@ -562,41 +470,38 @@ acpi_ut_allocate_and_track ( * ******************************************************************************/ -void * -acpi_ut_callocate_and_track ( - acpi_size size, - u32 component, - char *module, - u32 line) +void *acpi_ut_callocate_and_track(acpi_size size, + u32 component, char *module, u32 line) { - struct acpi_debug_mem_block *allocation; - acpi_status status; - + struct acpi_debug_mem_block *allocation; + acpi_status status; - allocation = acpi_ut_callocate (size + sizeof (struct acpi_debug_mem_header), - component, module, line); + allocation = + acpi_ut_callocate(size + sizeof(struct acpi_debug_mem_header), + component, module, line); if (!allocation) { /* Report allocation error */ - _ACPI_REPORT_ERROR (module, line, component, - ("ut_callocate: Could not allocate size %X\n", (u32) size)); + _ACPI_REPORT_ERROR(module, line, component, + ("ut_callocate: Could not allocate size %X\n", + (u32) size)); return (NULL); } - status = acpi_ut_track_allocation (ACPI_MEM_LIST_GLOBAL, allocation, size, - ACPI_MEM_CALLOC, component, module, line); - if (ACPI_FAILURE (status)) { - acpi_os_free (allocation); + status = acpi_ut_track_allocation(allocation, size, + ACPI_MEM_CALLOC, component, module, + line); + if (ACPI_FAILURE(status)) { + acpi_os_free(allocation); return (NULL); } - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].total_allocated++; - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].current_total_size += (u32) size; + acpi_gbl_global_list->total_allocated++; + acpi_gbl_global_list->current_total_size += (u32) size; - return ((void *) &allocation->user_space); + return ((void *)&allocation->user_space); } - /******************************************************************************* * * FUNCTION: acpi_ut_free_and_track @@ -613,53 +518,46 @@ acpi_ut_callocate_and_track ( ******************************************************************************/ void -acpi_ut_free_and_track ( - void *allocation, - u32 component, - char *module, - u32 line) +acpi_ut_free_and_track(void *allocation, u32 component, char *module, u32 line) { - struct acpi_debug_mem_block *debug_block; - acpi_status status; - - - ACPI_FUNCTION_TRACE_PTR ("ut_free", allocation); + struct acpi_debug_mem_block *debug_block; + acpi_status status; + ACPI_FUNCTION_TRACE_PTR("ut_free", allocation); if (NULL == allocation) { - _ACPI_REPORT_ERROR (module, line, component, - ("acpi_ut_free: Attempt to delete a NULL address\n")); + _ACPI_REPORT_ERROR(module, line, component, + ("acpi_ut_free: Attempt to delete a NULL address\n")); return_VOID; } - debug_block = ACPI_CAST_PTR (struct acpi_debug_mem_block, - (((char *) allocation) - sizeof (struct acpi_debug_mem_header))); + debug_block = ACPI_CAST_PTR(struct acpi_debug_mem_block, + (((char *)allocation) - + sizeof(struct acpi_debug_mem_header))); - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].total_freed++; - acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].current_total_size -= debug_block->size; + acpi_gbl_global_list->total_freed++; + acpi_gbl_global_list->current_total_size -= debug_block->size; - status = acpi_ut_remove_allocation (ACPI_MEM_LIST_GLOBAL, debug_block, - component, module, line); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Could not free memory, %s\n", - acpi_format_exception (status))); + status = acpi_ut_remove_allocation(debug_block, + component, module, line); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Could not free memory, %s\n", + acpi_format_exception(status))); } - acpi_os_free (debug_block); + acpi_os_free(debug_block); - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "%p freed\n", allocation)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, "%p freed\n", allocation)); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ut_find_allocation * - * PARAMETERS: list_id - Memory list to search - * Allocation - Address of allocated memory + * PARAMETERS: Allocation - Address of allocated memory * * RETURN: A list element if found; NULL otherwise. * @@ -667,22 +565,13 @@ acpi_ut_free_and_track ( * ******************************************************************************/ -static struct acpi_debug_mem_block * -acpi_ut_find_allocation ( - u32 list_id, - void *allocation) +static struct acpi_debug_mem_block *acpi_ut_find_allocation(void *allocation) { - struct acpi_debug_mem_block *element; - + struct acpi_debug_mem_block *element; - ACPI_FUNCTION_ENTRY (); - - - if (list_id > ACPI_MEM_LIST_MAX) { - return (NULL); - } + ACPI_FUNCTION_ENTRY(); - element = acpi_gbl_memory_lists[list_id].list_head; + element = acpi_gbl_global_list->list_head; /* Search for the address. */ @@ -697,13 +586,11 @@ acpi_ut_find_allocation ( return (NULL); } - /******************************************************************************* * * FUNCTION: acpi_ut_track_allocation * - * PARAMETERS: list_id - Memory list to search - * Allocation - Address of allocated memory + * PARAMETERS: Allocation - Address of allocated memory * Size - Size of the allocation * alloc_type - MEM_MALLOC or MEM_CALLOC * Component - Component type of caller @@ -717,64 +604,51 @@ acpi_ut_find_allocation ( ******************************************************************************/ static acpi_status -acpi_ut_track_allocation ( - u32 list_id, - struct acpi_debug_mem_block *allocation, - acpi_size size, - u8 alloc_type, - u32 component, - char *module, - u32 line) +acpi_ut_track_allocation(struct acpi_debug_mem_block *allocation, + acpi_size size, + u8 alloc_type, u32 component, char *module, u32 line) { - struct acpi_memory_list *mem_list; - struct acpi_debug_mem_block *element; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_PTR ("ut_track_allocation", allocation); + struct acpi_memory_list *mem_list; + struct acpi_debug_mem_block *element; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_PTR("ut_track_allocation", allocation); - if (list_id > ACPI_MEM_LIST_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - mem_list = &acpi_gbl_memory_lists[list_id]; - status = acpi_ut_acquire_mutex (ACPI_MTX_MEMORY); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + mem_list = acpi_gbl_global_list; + status = acpi_ut_acquire_mutex(ACPI_MTX_MEMORY); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* * Search list for this address to make sure it is not already on the list. * This will catch several kinds of problems. */ - - element = acpi_ut_find_allocation (list_id, allocation); + element = acpi_ut_find_allocation(allocation); if (element) { - ACPI_REPORT_ERROR (( - "ut_track_allocation: Allocation already present in list! (%p)\n", - allocation)); + ACPI_REPORT_ERROR(("ut_track_allocation: Allocation already present in list! (%p)\n", allocation)); - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Element %p Address %p\n", - element, allocation)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Element %p Address %p\n", + element, allocation)); goto unlock_and_exit; } /* Fill in the instance data. */ - allocation->size = (u32) size; + allocation->size = (u32) size; allocation->alloc_type = alloc_type; allocation->component = component; - allocation->line = line; + allocation->line = line; - ACPI_STRNCPY (allocation->module, module, ACPI_MAX_MODULE_NAME); - allocation->module[ACPI_MAX_MODULE_NAME-1] = 0; + ACPI_STRNCPY(allocation->module, module, ACPI_MAX_MODULE_NAME); + allocation->module[ACPI_MAX_MODULE_NAME - 1] = 0; /* Insert at list head */ if (mem_list->list_head) { - ((struct acpi_debug_mem_block *)(mem_list->list_head))->previous = allocation; + ((struct acpi_debug_mem_block *)(mem_list->list_head))-> + previous = allocation; } allocation->next = mem_list->list_head; @@ -782,19 +656,16 @@ acpi_ut_track_allocation ( mem_list->list_head = allocation; - -unlock_and_exit: - status = acpi_ut_release_mutex (ACPI_MTX_MEMORY); - return_ACPI_STATUS (status); + unlock_and_exit: + status = acpi_ut_release_mutex(ACPI_MTX_MEMORY); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_remove_allocation * - * PARAMETERS: list_id - Memory list to search - * Allocation - Address of allocated memory + * PARAMETERS: Allocation - Address of allocated memory * Component - Component type of caller * Module - Source file name of caller * Line - Line number of caller @@ -806,45 +677,34 @@ unlock_and_exit: ******************************************************************************/ static acpi_status -acpi_ut_remove_allocation ( - u32 list_id, - struct acpi_debug_mem_block *allocation, - u32 component, - char *module, - u32 line) +acpi_ut_remove_allocation(struct acpi_debug_mem_block *allocation, + u32 component, char *module, u32 line) { - struct acpi_memory_list *mem_list; - acpi_status status; - + struct acpi_memory_list *mem_list; + acpi_status status; - ACPI_FUNCTION_TRACE ("ut_remove_allocation"); + ACPI_FUNCTION_TRACE("ut_remove_allocation"); - - if (list_id > ACPI_MEM_LIST_MAX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - mem_list = &acpi_gbl_memory_lists[list_id]; + mem_list = acpi_gbl_global_list; if (NULL == mem_list->list_head) { /* No allocations! */ - _ACPI_REPORT_ERROR (module, line, component, - ("ut_remove_allocation: Empty allocation list, nothing to free!\n")); + _ACPI_REPORT_ERROR(module, line, component, + ("ut_remove_allocation: Empty allocation list, nothing to free!\n")); - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - status = acpi_ut_acquire_mutex (ACPI_MTX_MEMORY); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_acquire_mutex(ACPI_MTX_MEMORY); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Unlink */ if (allocation->previous) { (allocation->previous)->next = allocation->next; - } - else { + } else { mem_list->list_head = allocation->next; } @@ -854,16 +714,15 @@ acpi_ut_remove_allocation ( /* Mark the segment as deleted */ - ACPI_MEMSET (&allocation->user_space, 0xEA, allocation->size); + ACPI_MEMSET(&allocation->user_space, 0xEA, allocation->size); - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Freeing size 0%X\n", - allocation->size)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, "Freeing size 0%X\n", + allocation->size)); - status = acpi_ut_release_mutex (ACPI_MTX_MEMORY); - return_ACPI_STATUS (status); + status = acpi_ut_release_mutex(ACPI_MTX_MEMORY); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_dump_allocation_info @@ -877,15 +736,13 @@ acpi_ut_remove_allocation ( ******************************************************************************/ #ifdef ACPI_FUTURE_USAGE -void -acpi_ut_dump_allocation_info ( - void) +void acpi_ut_dump_allocation_info(void) { /* struct acpi_memory_list *mem_list; */ - ACPI_FUNCTION_TRACE ("ut_dump_allocation_info"); + ACPI_FUNCTION_TRACE("ut_dump_allocation_info"); /* ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES, @@ -898,7 +755,6 @@ acpi_ut_dump_allocation_info ( mem_list->max_concurrent_count, ROUND_UP_TO_1K (mem_list->max_concurrent_size))); - ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES, ("%30s: %4d (%3d Kb)\n", "Total (all) internal objects", running_object_count, @@ -909,7 +765,6 @@ acpi_ut_dump_allocation_info ( running_alloc_count, ROUND_UP_TO_1K (running_alloc_size))); - ACPI_DEBUG_PRINT (TRACE_ALLOCATIONS | TRACE_TABLES, ("%30s: %4d (%3d Kb)\n", "Current Nodes", acpi_gbl_current_node_count, @@ -923,8 +778,7 @@ acpi_ut_dump_allocation_info ( */ return_VOID; } -#endif /* ACPI_FUTURE_USAGE */ - +#endif /* ACPI_FUTURE_USAGE */ /******************************************************************************* * @@ -939,84 +793,87 @@ acpi_ut_dump_allocation_info ( * ******************************************************************************/ -void -acpi_ut_dump_allocations ( - u32 component, - char *module) +void acpi_ut_dump_allocations(u32 component, char *module) { - struct acpi_debug_mem_block *element; - union acpi_descriptor *descriptor; - u32 num_outstanding = 0; - - - ACPI_FUNCTION_TRACE ("ut_dump_allocations"); + struct acpi_debug_mem_block *element; + union acpi_descriptor *descriptor; + u32 num_outstanding = 0; + ACPI_FUNCTION_TRACE("ut_dump_allocations"); /* * Walk the allocation list. */ - if (ACPI_FAILURE (acpi_ut_acquire_mutex (ACPI_MTX_MEMORY))) { + if (ACPI_FAILURE(acpi_ut_acquire_mutex(ACPI_MTX_MEMORY))) { return; } - element = acpi_gbl_memory_lists[0].list_head; + element = acpi_gbl_global_list->list_head; while (element) { if ((element->component & component) && - ((module == NULL) || (0 == ACPI_STRCMP (module, element->module)))) { + ((module == NULL) + || (0 == ACPI_STRCMP(module, element->module)))) { /* Ignore allocated objects that are in a cache */ - descriptor = ACPI_CAST_PTR (union acpi_descriptor, &element->user_space); + descriptor = + ACPI_CAST_PTR(union acpi_descriptor, + &element->user_space); if (descriptor->descriptor_id != ACPI_DESC_TYPE_CACHED) { - acpi_os_printf ("%p Len %04X %9.9s-%d [%s] ", - descriptor, element->size, element->module, - element->line, acpi_ut_get_descriptor_name (descriptor)); + acpi_os_printf("%p Len %04X %9.9s-%d [%s] ", + descriptor, element->size, + element->module, element->line, + acpi_ut_get_descriptor_name + (descriptor)); /* Most of the elements will be Operand objects. */ - switch (ACPI_GET_DESCRIPTOR_TYPE (descriptor)) { + switch (ACPI_GET_DESCRIPTOR_TYPE(descriptor)) { case ACPI_DESC_TYPE_OPERAND: - acpi_os_printf ("%12.12s R%hd", - acpi_ut_get_type_name (descriptor->object.common.type), - descriptor->object.common.reference_count); + acpi_os_printf("%12.12s R%hd", + acpi_ut_get_type_name + (descriptor->object. + common.type), + descriptor->object. + common.reference_count); break; case ACPI_DESC_TYPE_PARSER: - acpi_os_printf ("aml_opcode %04hX", - descriptor->op.asl.aml_opcode); + acpi_os_printf("aml_opcode %04hX", + descriptor->op.asl. + aml_opcode); break; case ACPI_DESC_TYPE_NAMED: - acpi_os_printf ("%4.4s", - acpi_ut_get_node_name (&descriptor->node)); + acpi_os_printf("%4.4s", + acpi_ut_get_node_name + (&descriptor->node)); break; default: break; } - acpi_os_printf ( "\n"); + acpi_os_printf("\n"); num_outstanding++; } } element = element->next; } - (void) acpi_ut_release_mutex (ACPI_MTX_MEMORY); + (void)acpi_ut_release_mutex(ACPI_MTX_MEMORY); /* Print summary */ if (!num_outstanding) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "No outstanding allocations.\n")); - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "%d(%X) Outstanding allocations\n", - num_outstanding, num_outstanding)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No outstanding allocations.\n")); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%d(%X) Outstanding allocations\n", + num_outstanding, num_outstanding)); } return_VOID; } -#endif /* #ifdef ACPI_DBG_TRACK_ALLOCATIONS */ - +#endif /* #ifdef ACPI_DBG_TRACK_ALLOCATIONS */ diff --git a/drivers/acpi/utilities/utcache.c b/drivers/acpi/utilities/utcache.c new file mode 100644 index 000000000000..93d48681d276 --- /dev/null +++ b/drivers/acpi/utilities/utcache.c @@ -0,0 +1,305 @@ +/****************************************************************************** + * + * Module Name: utcache - local cache allocation routines + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2005, R. Byron Moore + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGES. + */ + +#include <acpi/acpi.h> + +#define _COMPONENT ACPI_UTILITIES +ACPI_MODULE_NAME("utcache") + +#ifdef ACPI_USE_LOCAL_CACHE +/******************************************************************************* + * + * FUNCTION: acpi_os_create_cache + * + * PARAMETERS: cache_name - Ascii name for the cache + * object_size - Size of each cached object + * max_depth - Maximum depth of the cache (in objects) + * return_cache - Where the new cache object is returned + * + * RETURN: Status + * + * DESCRIPTION: Create a cache object + * + ******************************************************************************/ +acpi_status +acpi_os_create_cache(char *cache_name, + u16 object_size, + u16 max_depth, struct acpi_memory_list **return_cache) +{ + struct acpi_memory_list *cache; + + ACPI_FUNCTION_ENTRY(); + + if (!cache_name || !return_cache || (object_size < 16)) { + return (AE_BAD_PARAMETER); + } + + /* Create the cache object */ + + cache = acpi_os_allocate(sizeof(struct acpi_memory_list)); + if (!cache) { + return (AE_NO_MEMORY); + } + + /* Populate the cache object and return it */ + + ACPI_MEMSET(cache, 0, sizeof(struct acpi_memory_list)); + cache->link_offset = 8; + cache->list_name = cache_name; + cache->object_size = object_size; + cache->max_depth = max_depth; + + *return_cache = cache; + return (AE_OK); +} + +/******************************************************************************* + * + * FUNCTION: acpi_os_purge_cache + * + * PARAMETERS: Cache - Handle to cache object + * + * RETURN: Status + * + * DESCRIPTION: Free all objects within the requested cache. + * + ******************************************************************************/ + +acpi_status acpi_os_purge_cache(struct acpi_memory_list * cache) +{ + char *next; + + ACPI_FUNCTION_ENTRY(); + + if (!cache) { + return (AE_BAD_PARAMETER); + } + + /* Walk the list of objects in this cache */ + + while (cache->list_head) { + /* Delete and unlink one cached state object */ + + next = *(ACPI_CAST_INDIRECT_PTR(char, + &(((char *)cache-> + list_head)[cache-> + link_offset]))); + ACPI_MEM_FREE(cache->list_head); + + cache->list_head = next; + cache->current_depth--; + } + + return (AE_OK); +} + +/******************************************************************************* + * + * FUNCTION: acpi_os_delete_cache + * + * PARAMETERS: Cache - Handle to cache object + * + * RETURN: Status + * + * DESCRIPTION: Free all objects within the requested cache and delete the + * cache object. + * + ******************************************************************************/ + +acpi_status acpi_os_delete_cache(struct acpi_memory_list * cache) +{ + acpi_status status; + + ACPI_FUNCTION_ENTRY(); + + /* Purge all objects in the cache */ + + status = acpi_os_purge_cache(cache); + if (ACPI_FAILURE(status)) { + return (status); + } + + /* Now we can delete the cache object */ + + acpi_os_free(cache); + return (AE_OK); +} + +/******************************************************************************* + * + * FUNCTION: acpi_os_release_object + * + * PARAMETERS: Cache - Handle to cache object + * Object - The object to be released + * + * RETURN: None + * + * DESCRIPTION: Release an object to the specified cache. If cache is full, + * the object is deleted. + * + ******************************************************************************/ + +acpi_status +acpi_os_release_object(struct acpi_memory_list * cache, void *object) +{ + acpi_status status; + + ACPI_FUNCTION_ENTRY(); + + if (!cache || !object) { + return (AE_BAD_PARAMETER); + } + + /* If cache is full, just free this object */ + + if (cache->current_depth >= cache->max_depth) { + ACPI_MEM_FREE(object); + ACPI_MEM_TRACKING(cache->total_freed++); + } + + /* Otherwise put this object back into the cache */ + + else { + status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES); + if (ACPI_FAILURE(status)) { + return (status); + } + + /* Mark the object as cached */ + + ACPI_MEMSET(object, 0xCA, cache->object_size); + ACPI_SET_DESCRIPTOR_TYPE(object, ACPI_DESC_TYPE_CACHED); + + /* Put the object at the head of the cache list */ + + *(ACPI_CAST_INDIRECT_PTR(char, + &(((char *)object)[cache-> + link_offset]))) = + cache->list_head; + cache->list_head = object; + cache->current_depth++; + + (void)acpi_ut_release_mutex(ACPI_MTX_CACHES); + } + + return (AE_OK); +} + +/******************************************************************************* + * + * FUNCTION: acpi_os_acquire_object + * + * PARAMETERS: Cache - Handle to cache object + * + * RETURN: the acquired object. NULL on error + * + * DESCRIPTION: Get an object from the specified cache. If cache is empty, + * the object is allocated. + * + ******************************************************************************/ + +void *acpi_os_acquire_object(struct acpi_memory_list *cache) +{ + acpi_status status; + void *object; + + ACPI_FUNCTION_NAME("os_acquire_object"); + + if (!cache) { + return (NULL); + } + + status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES); + if (ACPI_FAILURE(status)) { + return (NULL); + } + + ACPI_MEM_TRACKING(cache->requests++); + + /* Check the cache first */ + + if (cache->list_head) { + /* There is an object available, use it */ + + object = cache->list_head; + cache->list_head = *(ACPI_CAST_INDIRECT_PTR(char, + &(((char *) + object)[cache-> + link_offset]))); + + cache->current_depth--; + + ACPI_MEM_TRACKING(cache->hits++); + ACPI_MEM_TRACKING(ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "Object %p from %s cache\n", + object, cache->list_name))); + + status = acpi_ut_release_mutex(ACPI_MTX_CACHES); + if (ACPI_FAILURE(status)) { + return (NULL); + } + + /* Clear (zero) the previously used Object */ + + ACPI_MEMSET(object, 0, cache->object_size); + } else { + /* The cache is empty, create a new object */ + + ACPI_MEM_TRACKING(cache->total_allocated++); + + /* Avoid deadlock with ACPI_MEM_CALLOCATE */ + + status = acpi_ut_release_mutex(ACPI_MTX_CACHES); + if (ACPI_FAILURE(status)) { + return (NULL); + } + + object = ACPI_MEM_CALLOCATE(cache->object_size); + if (!object) { + return (NULL); + } + } + + return (object); +} +#endif /* ACPI_USE_LOCAL_CACHE */ diff --git a/drivers/acpi/utilities/utcopy.c b/drivers/acpi/utilities/utcopy.c index 11e884957162..5442b32de611 100644 --- a/drivers/acpi/utilities/utcopy.c +++ b/drivers/acpi/utilities/utcopy.c @@ -41,59 +41,46 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utcopy") +ACPI_MODULE_NAME("utcopy") /* Local prototypes */ - static acpi_status -acpi_ut_copy_isimple_to_esimple ( - union acpi_operand_object *internal_object, - union acpi_object *external_object, - u8 *data_space, - acpi_size *buffer_space_used); +acpi_ut_copy_isimple_to_esimple(union acpi_operand_object *internal_object, + union acpi_object *external_object, + u8 * data_space, acpi_size * buffer_space_used); static acpi_status -acpi_ut_copy_ielement_to_ielement ( - u8 object_type, - union acpi_operand_object *source_object, - union acpi_generic_state *state, - void *context); +acpi_ut_copy_ielement_to_ielement(u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, + void *context); static acpi_status -acpi_ut_copy_ipackage_to_epackage ( - union acpi_operand_object *internal_object, - u8 *buffer, - acpi_size *space_used); +acpi_ut_copy_ipackage_to_epackage(union acpi_operand_object *internal_object, + u8 * buffer, acpi_size * space_used); static acpi_status -acpi_ut_copy_esimple_to_isimple( - union acpi_object *user_obj, - union acpi_operand_object **return_obj); +acpi_ut_copy_esimple_to_isimple(union acpi_object *user_obj, + union acpi_operand_object **return_obj); static acpi_status -acpi_ut_copy_simple_object ( - union acpi_operand_object *source_desc, - union acpi_operand_object *dest_desc); +acpi_ut_copy_simple_object(union acpi_operand_object *source_desc, + union acpi_operand_object *dest_desc); static acpi_status -acpi_ut_copy_ielement_to_eelement ( - u8 object_type, - union acpi_operand_object *source_object, - union acpi_generic_state *state, - void *context); +acpi_ut_copy_ielement_to_eelement(u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, + void *context); static acpi_status -acpi_ut_copy_ipackage_to_ipackage ( - union acpi_operand_object *source_obj, - union acpi_operand_object *dest_obj, - struct acpi_walk_state *walk_state); - +acpi_ut_copy_ipackage_to_ipackage(union acpi_operand_object *source_obj, + union acpi_operand_object *dest_obj, + struct acpi_walk_state *walk_state); /******************************************************************************* * @@ -116,17 +103,13 @@ acpi_ut_copy_ipackage_to_ipackage ( ******************************************************************************/ static acpi_status -acpi_ut_copy_isimple_to_esimple ( - union acpi_operand_object *internal_object, - union acpi_object *external_object, - u8 *data_space, - acpi_size *buffer_space_used) +acpi_ut_copy_isimple_to_esimple(union acpi_operand_object *internal_object, + union acpi_object *external_object, + u8 * data_space, acpi_size * buffer_space_used) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ut_copy_isimple_to_esimple"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ut_copy_isimple_to_esimple"); *buffer_space_used = 0; @@ -135,54 +118,54 @@ acpi_ut_copy_isimple_to_esimple ( * package element) */ if (!internal_object) { - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Always clear the external object */ - ACPI_MEMSET (external_object, 0, sizeof (union acpi_object)); + ACPI_MEMSET(external_object, 0, sizeof(union acpi_object)); /* * In general, the external object will be the same type as * the internal object */ - external_object->type = ACPI_GET_OBJECT_TYPE (internal_object); + external_object->type = ACPI_GET_OBJECT_TYPE(internal_object); /* However, only a limited number of external types are supported */ - switch (ACPI_GET_OBJECT_TYPE (internal_object)) { + switch (ACPI_GET_OBJECT_TYPE(internal_object)) { case ACPI_TYPE_STRING: - external_object->string.pointer = (char *) data_space; + external_object->string.pointer = (char *)data_space; external_object->string.length = internal_object->string.length; - *buffer_space_used = ACPI_ROUND_UP_TO_NATIVE_WORD ( - (acpi_size) internal_object->string.length + 1); - - ACPI_MEMCPY ((void *) data_space, - (void *) internal_object->string.pointer, - (acpi_size) internal_object->string.length + 1); + *buffer_space_used = ACPI_ROUND_UP_TO_NATIVE_WORD((acpi_size) + internal_object-> + string. + length + 1); + + ACPI_MEMCPY((void *)data_space, + (void *)internal_object->string.pointer, + (acpi_size) internal_object->string.length + 1); break; - case ACPI_TYPE_BUFFER: external_object->buffer.pointer = data_space; external_object->buffer.length = internal_object->buffer.length; - *buffer_space_used = ACPI_ROUND_UP_TO_NATIVE_WORD ( - internal_object->string.length); + *buffer_space_used = + ACPI_ROUND_UP_TO_NATIVE_WORD(internal_object->string. + length); - ACPI_MEMCPY ((void *) data_space, - (void *) internal_object->buffer.pointer, - internal_object->buffer.length); + ACPI_MEMCPY((void *)data_space, + (void *)internal_object->buffer.pointer, + internal_object->buffer.length); break; - case ACPI_TYPE_INTEGER: external_object->integer.value = internal_object->integer.value; break; - case ACPI_TYPE_LOCAL_REFERENCE: /* @@ -199,41 +182,41 @@ acpi_ut_copy_isimple_to_esimple ( * to object containing a handle to an ACPI named object. */ external_object->type = ACPI_TYPE_ANY; - external_object->reference.handle = internal_object->reference.node; + external_object->reference.handle = + internal_object->reference.node; break; } break; - case ACPI_TYPE_PROCESSOR: - external_object->processor.proc_id = internal_object->processor.proc_id; - external_object->processor.pblk_address = internal_object->processor.address; - external_object->processor.pblk_length = internal_object->processor.length; + external_object->processor.proc_id = + internal_object->processor.proc_id; + external_object->processor.pblk_address = + internal_object->processor.address; + external_object->processor.pblk_length = + internal_object->processor.length; break; - case ACPI_TYPE_POWER: external_object->power_resource.system_level = - internal_object->power_resource.system_level; + internal_object->power_resource.system_level; external_object->power_resource.resource_order = - internal_object->power_resource.resource_order; + internal_object->power_resource.resource_order; break; - default: /* * There is no corresponding external object type */ - return_ACPI_STATUS (AE_SUPPORT); + return_ACPI_STATUS(AE_SUPPORT); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_copy_ielement_to_eelement @@ -247,25 +230,23 @@ acpi_ut_copy_isimple_to_esimple ( ******************************************************************************/ static acpi_status -acpi_ut_copy_ielement_to_eelement ( - u8 object_type, - union acpi_operand_object *source_object, - union acpi_generic_state *state, - void *context) +acpi_ut_copy_ielement_to_eelement(u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, + void *context) { - acpi_status status = AE_OK; - struct acpi_pkg_info *info = (struct acpi_pkg_info *) context; - acpi_size object_space; - u32 this_index; - union acpi_object *target_object; + acpi_status status = AE_OK; + struct acpi_pkg_info *info = (struct acpi_pkg_info *)context; + acpi_size object_space; + u32 this_index; + union acpi_object *target_object; + ACPI_FUNCTION_ENTRY(); - ACPI_FUNCTION_ENTRY (); - - - this_index = state->pkg.index; + this_index = state->pkg.index; target_object = (union acpi_object *) - &((union acpi_object *)(state->pkg.dest_object))->package.elements[this_index]; + &((union acpi_object *)(state->pkg.dest_object))->package. + elements[this_index]; switch (object_type) { case ACPI_COPY_TYPE_SIMPLE: @@ -273,23 +254,24 @@ acpi_ut_copy_ielement_to_eelement ( /* * This is a simple or null object */ - status = acpi_ut_copy_isimple_to_esimple (source_object, - target_object, info->free_space, &object_space); - if (ACPI_FAILURE (status)) { + status = acpi_ut_copy_isimple_to_esimple(source_object, + target_object, + info->free_space, + &object_space); + if (ACPI_FAILURE(status)) { return (status); } break; - case ACPI_COPY_TYPE_PACKAGE: /* * Build the package object */ - target_object->type = ACPI_TYPE_PACKAGE; - target_object->package.count = source_object->package.count; + target_object->type = ACPI_TYPE_PACKAGE; + target_object->package.count = source_object->package.count; target_object->package.elements = - ACPI_CAST_PTR (union acpi_object, info->free_space); + ACPI_CAST_PTR(union acpi_object, info->free_space); /* * Pass the new package object back to the package walk routine @@ -300,22 +282,22 @@ acpi_ut_copy_ielement_to_eelement ( * Save space for the array of objects (Package elements) * update the buffer length counter */ - object_space = ACPI_ROUND_UP_TO_NATIVE_WORD ( - (acpi_size) target_object->package.count * - sizeof (union acpi_object)); + object_space = ACPI_ROUND_UP_TO_NATIVE_WORD((acpi_size) + target_object-> + package.count * + sizeof(union + acpi_object)); break; - default: return (AE_BAD_PARAMETER); } - info->free_space += object_space; - info->length += object_space; + info->free_space += object_space; + info->length += object_space; return (status); } - /******************************************************************************* * * FUNCTION: acpi_ut_copy_ipackage_to_epackage @@ -336,55 +318,51 @@ acpi_ut_copy_ielement_to_eelement ( ******************************************************************************/ static acpi_status -acpi_ut_copy_ipackage_to_epackage ( - union acpi_operand_object *internal_object, - u8 *buffer, - acpi_size *space_used) +acpi_ut_copy_ipackage_to_epackage(union acpi_operand_object *internal_object, + u8 * buffer, acpi_size * space_used) { - union acpi_object *external_object; - acpi_status status; - struct acpi_pkg_info info; - - - ACPI_FUNCTION_TRACE ("ut_copy_ipackage_to_epackage"); + union acpi_object *external_object; + acpi_status status; + struct acpi_pkg_info info; + ACPI_FUNCTION_TRACE("ut_copy_ipackage_to_epackage"); /* * First package at head of the buffer */ - external_object = ACPI_CAST_PTR (union acpi_object, buffer); + external_object = ACPI_CAST_PTR(union acpi_object, buffer); /* * Free space begins right after the first package */ - info.length = ACPI_ROUND_UP_TO_NATIVE_WORD (sizeof (union acpi_object)); - info.free_space = buffer + ACPI_ROUND_UP_TO_NATIVE_WORD ( - sizeof (union acpi_object)); + info.length = ACPI_ROUND_UP_TO_NATIVE_WORD(sizeof(union acpi_object)); + info.free_space = + buffer + ACPI_ROUND_UP_TO_NATIVE_WORD(sizeof(union acpi_object)); info.object_space = 0; info.num_packages = 1; - external_object->type = ACPI_GET_OBJECT_TYPE (internal_object); - external_object->package.count = internal_object->package.count; - external_object->package.elements = ACPI_CAST_PTR (union acpi_object, - info.free_space); + external_object->type = ACPI_GET_OBJECT_TYPE(internal_object); + external_object->package.count = internal_object->package.count; + external_object->package.elements = ACPI_CAST_PTR(union acpi_object, + info.free_space); /* * Leave room for an array of ACPI_OBJECTS in the buffer * and move the free space past it */ - info.length += (acpi_size) external_object->package.count * - ACPI_ROUND_UP_TO_NATIVE_WORD (sizeof (union acpi_object)); + info.length += (acpi_size) external_object->package.count * + ACPI_ROUND_UP_TO_NATIVE_WORD(sizeof(union acpi_object)); info.free_space += external_object->package.count * - ACPI_ROUND_UP_TO_NATIVE_WORD (sizeof (union acpi_object)); + ACPI_ROUND_UP_TO_NATIVE_WORD(sizeof(union acpi_object)); - status = acpi_ut_walk_package_tree (internal_object, external_object, - acpi_ut_copy_ielement_to_eelement, &info); + status = acpi_ut_walk_package_tree(internal_object, external_object, + acpi_ut_copy_ielement_to_eelement, + &info); *space_used = info.length; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_copy_iobject_to_eobject @@ -400,44 +378,45 @@ acpi_ut_copy_ipackage_to_epackage ( ******************************************************************************/ acpi_status -acpi_ut_copy_iobject_to_eobject ( - union acpi_operand_object *internal_object, - struct acpi_buffer *ret_buffer) +acpi_ut_copy_iobject_to_eobject(union acpi_operand_object *internal_object, + struct acpi_buffer *ret_buffer) { - acpi_status status; + acpi_status status; + ACPI_FUNCTION_TRACE("ut_copy_iobject_to_eobject"); - ACPI_FUNCTION_TRACE ("ut_copy_iobject_to_eobject"); - - - if (ACPI_GET_OBJECT_TYPE (internal_object) == ACPI_TYPE_PACKAGE) { + if (ACPI_GET_OBJECT_TYPE(internal_object) == ACPI_TYPE_PACKAGE) { /* * Package object: Copy all subobjects (including * nested packages) */ - status = acpi_ut_copy_ipackage_to_epackage (internal_object, - ret_buffer->pointer, &ret_buffer->length); - } - else { + status = acpi_ut_copy_ipackage_to_epackage(internal_object, + ret_buffer->pointer, + &ret_buffer->length); + } else { /* * Build a simple object (no nested objects) */ - status = acpi_ut_copy_isimple_to_esimple (internal_object, - (union acpi_object *) ret_buffer->pointer, - ((u8 *) ret_buffer->pointer + - ACPI_ROUND_UP_TO_NATIVE_WORD (sizeof (union acpi_object))), - &ret_buffer->length); + status = acpi_ut_copy_isimple_to_esimple(internal_object, + (union acpi_object *) + ret_buffer->pointer, + ((u8 *) ret_buffer-> + pointer + + ACPI_ROUND_UP_TO_NATIVE_WORD + (sizeof + (union + acpi_object))), + &ret_buffer->length); /* * build simple does not include the object size in the length * so we add it in here */ - ret_buffer->length += sizeof (union acpi_object); + ret_buffer->length += sizeof(union acpi_object); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_copy_esimple_to_isimple @@ -455,15 +434,12 @@ acpi_ut_copy_iobject_to_eobject ( ******************************************************************************/ static acpi_status -acpi_ut_copy_esimple_to_isimple ( - union acpi_object *external_object, - union acpi_operand_object **ret_internal_object) +acpi_ut_copy_esimple_to_isimple(union acpi_object *external_object, + union acpi_operand_object **ret_internal_object) { - union acpi_operand_object *internal_object; - - - ACPI_FUNCTION_TRACE ("ut_copy_esimple_to_isimple"); + union acpi_operand_object *internal_object; + ACPI_FUNCTION_TRACE("ut_copy_esimple_to_isimple"); /* * Simple types supported are: String, Buffer, Integer @@ -473,58 +449,57 @@ acpi_ut_copy_esimple_to_isimple ( case ACPI_TYPE_BUFFER: case ACPI_TYPE_INTEGER: - internal_object = acpi_ut_create_internal_object ( - (u8) external_object->type); + internal_object = acpi_ut_create_internal_object((u8) + external_object-> + type); if (!internal_object) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } break; default: /* All other types are not supported */ - return_ACPI_STATUS (AE_SUPPORT); + return_ACPI_STATUS(AE_SUPPORT); } - /* Must COPY string and buffer contents */ switch (external_object->type) { case ACPI_TYPE_STRING: internal_object->string.pointer = - ACPI_MEM_CALLOCATE ((acpi_size) external_object->string.length + 1); + ACPI_MEM_CALLOCATE((acpi_size) external_object->string. + length + 1); if (!internal_object->string.pointer) { goto error_exit; } - ACPI_MEMCPY (internal_object->string.pointer, - external_object->string.pointer, - external_object->string.length); + ACPI_MEMCPY(internal_object->string.pointer, + external_object->string.pointer, + external_object->string.length); internal_object->string.length = external_object->string.length; break; - case ACPI_TYPE_BUFFER: internal_object->buffer.pointer = - ACPI_MEM_CALLOCATE (external_object->buffer.length); + ACPI_MEM_CALLOCATE(external_object->buffer.length); if (!internal_object->buffer.pointer) { goto error_exit; } - ACPI_MEMCPY (internal_object->buffer.pointer, - external_object->buffer.pointer, - external_object->buffer.length); + ACPI_MEMCPY(internal_object->buffer.pointer, + external_object->buffer.pointer, + external_object->buffer.length); internal_object->buffer.length = external_object->buffer.length; break; - case ACPI_TYPE_INTEGER: - internal_object->integer.value = external_object->integer.value; + internal_object->integer.value = external_object->integer.value; break; default: @@ -533,15 +508,13 @@ acpi_ut_copy_esimple_to_isimple ( } *ret_internal_object = internal_object; - return_ACPI_STATUS (AE_OK); - + return_ACPI_STATUS(AE_OK); -error_exit: - acpi_ut_remove_reference (internal_object); - return_ACPI_STATUS (AE_NO_MEMORY); + error_exit: + acpi_ut_remove_reference(internal_object); + return_ACPI_STATUS(AE_NO_MEMORY); } - #ifdef ACPI_FUTURE_IMPLEMENTATION /* Code to convert packages that are parameters to control methods */ @@ -565,22 +538,18 @@ error_exit: ******************************************************************************/ static acpi_status -acpi_ut_copy_epackage_to_ipackage ( - union acpi_operand_object *internal_object, - u8 *buffer, - u32 *space_used) +acpi_ut_copy_epackage_to_ipackage(union acpi_operand_object *internal_object, + u8 * buffer, u32 * space_used) { - u8 *free_space; - union acpi_object *external_object; - u32 length = 0; - u32 this_index; - u32 object_space = 0; - union acpi_operand_object *this_internal_obj; - union acpi_object *this_external_obj; - - - ACPI_FUNCTION_TRACE ("ut_copy_epackage_to_ipackage"); + u8 *free_space; + union acpi_object *external_object; + u32 length = 0; + u32 this_index; + u32 object_space = 0; + union acpi_operand_object *this_internal_obj; + union acpi_object *this_external_obj; + ACPI_FUNCTION_TRACE("ut_copy_epackage_to_ipackage"); /* * First package at head of the buffer @@ -592,24 +561,22 @@ acpi_ut_copy_epackage_to_ipackage ( */ free_space = buffer + sizeof(union acpi_object); - - external_object->type = ACPI_GET_OBJECT_TYPE (internal_object); - external_object->package.count = internal_object->package.count; - external_object->package.elements = (union acpi_object *)free_space; + external_object->type = ACPI_GET_OBJECT_TYPE(internal_object); + external_object->package.count = internal_object->package.count; + external_object->package.elements = (union acpi_object *)free_space; /* * Build an array of ACPI_OBJECTS in the buffer * and move the free space past it */ - free_space += external_object->package.count * sizeof(union acpi_object); - + free_space += + external_object->package.count * sizeof(union acpi_object); /* Call walk_package */ } -#endif /* Future implementation */ - +#endif /* Future implementation */ /******************************************************************************* * @@ -625,37 +592,35 @@ acpi_ut_copy_epackage_to_ipackage ( ******************************************************************************/ acpi_status -acpi_ut_copy_eobject_to_iobject ( - union acpi_object *external_object, - union acpi_operand_object **internal_object) +acpi_ut_copy_eobject_to_iobject(union acpi_object *external_object, + union acpi_operand_object **internal_object) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ut_copy_eobject_to_iobject"); + acpi_status status; + ACPI_FUNCTION_TRACE("ut_copy_eobject_to_iobject"); if (external_object->type == ACPI_TYPE_PACKAGE) { /* * Packages as external input to control methods are not supported, */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Packages as parameters not implemented!\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Packages as parameters not implemented!\n")); - return_ACPI_STATUS (AE_NOT_IMPLEMENTED); + return_ACPI_STATUS(AE_NOT_IMPLEMENTED); } else { /* * Build a simple object (no nested objects) */ - status = acpi_ut_copy_esimple_to_isimple (external_object, internal_object); + status = + acpi_ut_copy_esimple_to_isimple(external_object, + internal_object); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_copy_simple_object @@ -671,83 +636,75 @@ acpi_ut_copy_eobject_to_iobject ( ******************************************************************************/ static acpi_status -acpi_ut_copy_simple_object ( - union acpi_operand_object *source_desc, - union acpi_operand_object *dest_desc) +acpi_ut_copy_simple_object(union acpi_operand_object *source_desc, + union acpi_operand_object *dest_desc) { - u16 reference_count; - union acpi_operand_object *next_object; - + u16 reference_count; + union acpi_operand_object *next_object; /* Save fields from destination that we don't want to overwrite */ reference_count = dest_desc->common.reference_count; next_object = dest_desc->common.next_object; - /* Copy the entire source object over the destination object*/ + /* Copy the entire source object over the destination object */ - ACPI_MEMCPY ((char *) dest_desc, (char *) source_desc, - sizeof (union acpi_operand_object)); + ACPI_MEMCPY((char *)dest_desc, (char *)source_desc, + sizeof(union acpi_operand_object)); /* Restore the saved fields */ dest_desc->common.reference_count = reference_count; dest_desc->common.next_object = next_object; - /* Handle the objects with extra data */ + /* New object is not static, regardless of source */ - switch (ACPI_GET_OBJECT_TYPE (dest_desc)) { - case ACPI_TYPE_BUFFER: + dest_desc->common.flags &= ~AOPOBJ_STATIC_POINTER; - dest_desc->buffer.node = NULL; - dest_desc->common.flags = source_desc->common.flags; + /* Handle the objects with extra data */ + switch (ACPI_GET_OBJECT_TYPE(dest_desc)) { + case ACPI_TYPE_BUFFER: /* * Allocate and copy the actual buffer if and only if: * 1) There is a valid buffer pointer - * 2) The buffer is not static (not in an ACPI table) (in this case, - * the actual pointer was already copied above) + * 2) The buffer has a length > 0 */ if ((source_desc->buffer.pointer) && - (!(source_desc->common.flags & AOPOBJ_STATIC_POINTER))) { - dest_desc->buffer.pointer = NULL; - - /* Create an actual buffer only if length > 0 */ - - if (source_desc->buffer.length) { - dest_desc->buffer.pointer = - ACPI_MEM_ALLOCATE (source_desc->buffer.length); - if (!dest_desc->buffer.pointer) { - return (AE_NO_MEMORY); - } + (source_desc->buffer.length)) { + dest_desc->buffer.pointer = + ACPI_MEM_ALLOCATE(source_desc->buffer.length); + if (!dest_desc->buffer.pointer) { + return (AE_NO_MEMORY); + } - /* Copy the actual buffer data */ + /* Copy the actual buffer data */ - ACPI_MEMCPY (dest_desc->buffer.pointer, - source_desc->buffer.pointer, - source_desc->buffer.length); - } + ACPI_MEMCPY(dest_desc->buffer.pointer, + source_desc->buffer.pointer, + source_desc->buffer.length); } break; case ACPI_TYPE_STRING: - /* * Allocate and copy the actual string if and only if: * 1) There is a valid string pointer - * 2) The string is not static (not in an ACPI table) (in this case, - * the actual pointer was already copied above) + * (Pointer to a NULL string is allowed) */ - if ((source_desc->string.pointer) && - (!(source_desc->common.flags & AOPOBJ_STATIC_POINTER))) { + if (source_desc->string.pointer) { dest_desc->string.pointer = - ACPI_MEM_ALLOCATE ((acpi_size) source_desc->string.length + 1); + ACPI_MEM_ALLOCATE((acpi_size) source_desc->string. + length + 1); if (!dest_desc->string.pointer) { return (AE_NO_MEMORY); } - ACPI_MEMCPY (dest_desc->string.pointer, source_desc->string.pointer, - (acpi_size) source_desc->string.length + 1); + /* Copy the actual string data */ + + ACPI_MEMCPY(dest_desc->string.pointer, + source_desc->string.pointer, + (acpi_size) source_desc->string.length + 1); } break; @@ -756,7 +713,7 @@ acpi_ut_copy_simple_object ( * We copied the reference object, so we now must add a reference * to the object pointed to by the reference */ - acpi_ut_add_reference (source_desc->reference.object); + acpi_ut_add_reference(source_desc->reference.object); break; default: @@ -767,7 +724,6 @@ acpi_ut_copy_simple_object ( return (AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ut_copy_ielement_to_ielement @@ -781,24 +737,21 @@ acpi_ut_copy_simple_object ( ******************************************************************************/ static acpi_status -acpi_ut_copy_ielement_to_ielement ( - u8 object_type, - union acpi_operand_object *source_object, - union acpi_generic_state *state, - void *context) +acpi_ut_copy_ielement_to_ielement(u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, + void *context) { - acpi_status status = AE_OK; - u32 this_index; - union acpi_operand_object **this_target_ptr; - union acpi_operand_object *target_object; - + acpi_status status = AE_OK; + u32 this_index; + union acpi_operand_object **this_target_ptr; + union acpi_operand_object *target_object; - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); - - this_index = state->pkg.index; + this_index = state->pkg.index; this_target_ptr = (union acpi_operand_object **) - &state->pkg.dest_object->package.elements[this_index]; + &state->pkg.dest_object->package.elements[this_index]; switch (object_type) { case ACPI_COPY_TYPE_SIMPLE: @@ -809,34 +762,36 @@ acpi_ut_copy_ielement_to_ielement ( /* * This is a simple object, just copy it */ - target_object = acpi_ut_create_internal_object ( - ACPI_GET_OBJECT_TYPE (source_object)); + target_object = + acpi_ut_create_internal_object(ACPI_GET_OBJECT_TYPE + (source_object)); if (!target_object) { return (AE_NO_MEMORY); } - status = acpi_ut_copy_simple_object (source_object, target_object); - if (ACPI_FAILURE (status)) { + status = + acpi_ut_copy_simple_object(source_object, + target_object); + if (ACPI_FAILURE(status)) { goto error_exit; } *this_target_ptr = target_object; - } - else { + } else { /* Pass through a null element */ *this_target_ptr = NULL; } break; - case ACPI_COPY_TYPE_PACKAGE: /* * This object is a package - go down another nesting level * Create and build the package object */ - target_object = acpi_ut_create_internal_object (ACPI_TYPE_PACKAGE); + target_object = + acpi_ut_create_internal_object(ACPI_TYPE_PACKAGE); if (!target_object) { return (AE_NO_MEMORY); } @@ -848,8 +803,8 @@ acpi_ut_copy_ielement_to_ielement ( * Create the object array */ target_object->package.elements = - ACPI_MEM_CALLOCATE (((acpi_size) source_object->package.count + 1) * - sizeof (void *)); + ACPI_MEM_CALLOCATE(((acpi_size) source_object->package. + count + 1) * sizeof(void *)); if (!target_object->package.elements) { status = AE_NO_MEMORY; goto error_exit; @@ -866,19 +821,17 @@ acpi_ut_copy_ielement_to_ielement ( *this_target_ptr = target_object; break; - default: return (AE_BAD_PARAMETER); } return (status); -error_exit: - acpi_ut_remove_reference (target_object); + error_exit: + acpi_ut_remove_reference(target_object); return (status); } - /******************************************************************************* * * FUNCTION: acpi_ut_copy_ipackage_to_ipackage @@ -894,49 +847,46 @@ error_exit: ******************************************************************************/ static acpi_status -acpi_ut_copy_ipackage_to_ipackage ( - union acpi_operand_object *source_obj, - union acpi_operand_object *dest_obj, - struct acpi_walk_state *walk_state) +acpi_ut_copy_ipackage_to_ipackage(union acpi_operand_object *source_obj, + union acpi_operand_object *dest_obj, + struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - + acpi_status status = AE_OK; - ACPI_FUNCTION_TRACE ("ut_copy_ipackage_to_ipackage"); + ACPI_FUNCTION_TRACE("ut_copy_ipackage_to_ipackage"); - - dest_obj->common.type = ACPI_GET_OBJECT_TYPE (source_obj); - dest_obj->common.flags = source_obj->common.flags; + dest_obj->common.type = ACPI_GET_OBJECT_TYPE(source_obj); + dest_obj->common.flags = source_obj->common.flags; dest_obj->package.count = source_obj->package.count; /* * Create the object array and walk the source package tree */ - dest_obj->package.elements = ACPI_MEM_CALLOCATE ( - ((acpi_size) source_obj->package.count + 1) * - sizeof (void *)); + dest_obj->package.elements = ACPI_MEM_CALLOCATE(((acpi_size) + source_obj->package. + count + + 1) * sizeof(void *)); if (!dest_obj->package.elements) { - ACPI_REPORT_ERROR ( - ("aml_build_copy_internal_package_object: Package allocation failure\n")); - return_ACPI_STATUS (AE_NO_MEMORY); + ACPI_REPORT_ERROR(("aml_build_copy_internal_package_object: Package allocation failure\n")); + return_ACPI_STATUS(AE_NO_MEMORY); } /* * Copy the package element-by-element by walking the package "tree". * This handles nested packages of arbitrary depth. */ - status = acpi_ut_walk_package_tree (source_obj, dest_obj, - acpi_ut_copy_ielement_to_ielement, walk_state); - if (ACPI_FAILURE (status)) { + status = acpi_ut_walk_package_tree(source_obj, dest_obj, + acpi_ut_copy_ielement_to_ielement, + walk_state); + if (ACPI_FAILURE(status)) { /* On failure, delete the destination package object */ - acpi_ut_remove_reference (dest_obj); + acpi_ut_remove_reference(dest_obj); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_copy_iobject_to_iobject @@ -952,35 +902,31 @@ acpi_ut_copy_ipackage_to_ipackage ( ******************************************************************************/ acpi_status -acpi_ut_copy_iobject_to_iobject ( - union acpi_operand_object *source_desc, - union acpi_operand_object **dest_desc, - struct acpi_walk_state *walk_state) +acpi_ut_copy_iobject_to_iobject(union acpi_operand_object *source_desc, + union acpi_operand_object **dest_desc, + struct acpi_walk_state *walk_state) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("ut_copy_iobject_to_iobject"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("ut_copy_iobject_to_iobject"); /* Create the top level object */ - *dest_desc = acpi_ut_create_internal_object (ACPI_GET_OBJECT_TYPE (source_desc)); + *dest_desc = + acpi_ut_create_internal_object(ACPI_GET_OBJECT_TYPE(source_desc)); if (!*dest_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Copy the object and possible subobjects */ - if (ACPI_GET_OBJECT_TYPE (source_desc) == ACPI_TYPE_PACKAGE) { - status = acpi_ut_copy_ipackage_to_ipackage (source_desc, *dest_desc, - walk_state); - } - else { - status = acpi_ut_copy_simple_object (source_desc, *dest_desc); + if (ACPI_GET_OBJECT_TYPE(source_desc) == ACPI_TYPE_PACKAGE) { + status = + acpi_ut_copy_ipackage_to_ipackage(source_desc, *dest_desc, + walk_state); + } else { + status = acpi_ut_copy_simple_object(source_desc, *dest_desc); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - - diff --git a/drivers/acpi/utilities/utdebug.c b/drivers/acpi/utilities/utdebug.c index 794c7df3f2ad..d80e92639932 100644 --- a/drivers/acpi/utilities/utdebug.c +++ b/drivers/acpi/utilities/utdebug.c @@ -46,15 +46,16 @@ #include <acpi/acpi.h> #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utdebug") - +ACPI_MODULE_NAME("utdebug") #ifdef ACPI_DEBUG_OUTPUT +static u32 acpi_gbl_prev_thread_id = 0xFFFFFFFF; +static char *acpi_gbl_fn_entry_str = "----Entry"; +static char *acpi_gbl_fn_exit_str = "----Exit-"; -static u32 acpi_gbl_prev_thread_id = 0xFFFFFFFF; -static char *acpi_gbl_fn_entry_str = "----Entry"; -static char *acpi_gbl_fn_exit_str = "----Exit-"; +/* Local prototypes */ +static const char *acpi_ut_trim_function_name(const char *function_name); /******************************************************************************* * @@ -68,17 +69,13 @@ static char *acpi_gbl_fn_exit_str = "----Exit-"; * ******************************************************************************/ -void -acpi_ut_init_stack_ptr_trace ( - void) +void acpi_ut_init_stack_ptr_trace(void) { - u32 current_sp; - + u32 current_sp; - acpi_gbl_entry_stack_pointer = ACPI_PTR_DIFF (¤t_sp, NULL); + acpi_gbl_entry_stack_pointer = ACPI_PTR_DIFF(¤t_sp, NULL); } - /******************************************************************************* * * FUNCTION: acpi_ut_track_stack_ptr @@ -91,14 +88,11 @@ acpi_ut_init_stack_ptr_trace ( * ******************************************************************************/ -void -acpi_ut_track_stack_ptr ( - void) +void acpi_ut_track_stack_ptr(void) { - acpi_size current_sp; - + acpi_size current_sp; - current_sp = ACPI_PTR_DIFF (¤t_sp, NULL); + current_sp = ACPI_PTR_DIFF(¤t_sp, NULL); if (current_sp < acpi_gbl_lowest_stack_pointer) { acpi_gbl_lowest_stack_pointer = current_sp; @@ -109,6 +103,39 @@ acpi_ut_track_stack_ptr ( } } +/******************************************************************************* + * + * FUNCTION: acpi_ut_trim_function_name + * + * PARAMETERS: function_name - Ascii string containing a procedure name + * + * RETURN: Updated pointer to the function name + * + * DESCRIPTION: Remove the "Acpi" prefix from the function name, if present. + * This allows compiler macros such as __FUNCTION__ to be used + * with no change to the debug output. + * + ******************************************************************************/ + +static const char *acpi_ut_trim_function_name(const char *function_name) +{ + + /* All Function names are longer than 4 chars, check is safe */ + + if (*(ACPI_CAST_PTR(u32, function_name)) == ACPI_PREFIX_MIXED) { + /* This is the case where the original source has not been modified */ + + return (function_name + 4); + } + + if (*(ACPI_CAST_PTR(u32, function_name)) == ACPI_PREFIX_LOWER) { + /* This is the case where the source has been 'linuxized' */ + + return (function_name + 5); + } + + return (function_name); +} /******************************************************************************* * @@ -116,10 +143,9 @@ acpi_ut_track_stack_ptr ( * * PARAMETERS: requested_debug_level - Requested debug print level * line_number - Caller's line number (for error output) - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * Format - Printf format field * ... - Optional printf arguments * @@ -130,36 +156,33 @@ acpi_ut_track_stack_ptr ( * ******************************************************************************/ -void ACPI_INTERNAL_VAR_XFACE -acpi_ut_debug_print ( - u32 requested_debug_level, - u32 line_number, - struct acpi_debug_print_info *dbg_info, - char *format, - ...) +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_debug_print(u32 requested_debug_level, + u32 line_number, + const char *function_name, + char *module_name, u32 component_id, char *format, ...) { - u32 thread_id; - va_list args; - + u32 thread_id; + va_list args; /* * Stay silent if the debug level or component ID is disabled */ if (!(requested_debug_level & acpi_dbg_level) || - !(dbg_info->component_id & acpi_dbg_layer)) { + !(component_id & acpi_dbg_layer)) { return; } /* * Thread tracking and context switch notification */ - thread_id = acpi_os_get_thread_id (); + thread_id = acpi_os_get_thread_id(); if (thread_id != acpi_gbl_prev_thread_id) { if (ACPI_LV_THREADS & acpi_dbg_level) { - acpi_os_printf ( - "\n**** Context Switch from TID %X to TID %X ****\n\n", - acpi_gbl_prev_thread_id, thread_id); + acpi_os_printf + ("\n**** Context Switch from TID %X to TID %X ****\n\n", + acpi_gbl_prev_thread_id, thread_id); } acpi_gbl_prev_thread_id = thread_id; @@ -169,17 +192,18 @@ acpi_ut_debug_print ( * Display the module name, current line number, thread ID (if requested), * current procedure nesting level, and the current procedure name */ - acpi_os_printf ("%8s-%04ld ", dbg_info->module_name, line_number); + acpi_os_printf("%8s-%04ld ", module_name, line_number); if (ACPI_LV_THREADS & acpi_dbg_level) { - acpi_os_printf ("[%04lX] ", thread_id); + acpi_os_printf("[%04lX] ", thread_id); } - acpi_os_printf ("[%02ld] %-22.22s: ", - acpi_gbl_nesting_level, dbg_info->proc_name); + acpi_os_printf("[%02ld] %-22.22s: ", + acpi_gbl_nesting_level, + acpi_ut_trim_function_name(function_name)); - va_start (args, format); - acpi_os_vprintf (format, args); + va_start(args, format); + acpi_os_vprintf(format, args); } EXPORT_SYMBOL(acpi_ut_debug_print); @@ -190,10 +214,9 @@ EXPORT_SYMBOL(acpi_ut_debug_print); * * PARAMETERS: requested_debug_level - Requested debug print level * line_number - Caller's line number - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * Format - Printf format field * ... - Optional printf arguments * @@ -204,37 +227,33 @@ EXPORT_SYMBOL(acpi_ut_debug_print); * ******************************************************************************/ -void ACPI_INTERNAL_VAR_XFACE -acpi_ut_debug_print_raw ( - u32 requested_debug_level, - u32 line_number, - struct acpi_debug_print_info *dbg_info, - char *format, - ...) +void ACPI_INTERNAL_VAR_XFACE +acpi_ut_debug_print_raw(u32 requested_debug_level, + u32 line_number, + const char *function_name, + char *module_name, u32 component_id, char *format, ...) { - va_list args; - + va_list args; if (!(requested_debug_level & acpi_dbg_level) || - !(dbg_info->component_id & acpi_dbg_layer)) { + !(component_id & acpi_dbg_layer)) { return; } - va_start (args, format); - acpi_os_vprintf (format, args); + va_start(args, format); + acpi_os_vprintf(format, args); } -EXPORT_SYMBOL(acpi_ut_debug_print_raw); +EXPORT_SYMBOL(acpi_ut_debug_print_raw); /******************************************************************************* * * FUNCTION: acpi_ut_trace * * PARAMETERS: line_number - Caller's line number - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * * RETURN: None * @@ -244,29 +263,28 @@ EXPORT_SYMBOL(acpi_ut_debug_print_raw); ******************************************************************************/ void -acpi_ut_trace ( - u32 line_number, - struct acpi_debug_print_info *dbg_info) +acpi_ut_trace(u32 line_number, + const char *function_name, char *module_name, u32 component_id) { acpi_gbl_nesting_level++; - acpi_ut_track_stack_ptr (); + acpi_ut_track_stack_ptr(); - acpi_ut_debug_print (ACPI_LV_FUNCTIONS, line_number, dbg_info, - "%s\n", acpi_gbl_fn_entry_str); + acpi_ut_debug_print(ACPI_LV_FUNCTIONS, + line_number, function_name, module_name, + component_id, "%s\n", acpi_gbl_fn_entry_str); } -EXPORT_SYMBOL(acpi_ut_trace); +EXPORT_SYMBOL(acpi_ut_trace); /******************************************************************************* * * FUNCTION: acpi_ut_trace_ptr * * PARAMETERS: line_number - Caller's line number - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * Pointer - Pointer to display * * RETURN: None @@ -277,28 +295,27 @@ EXPORT_SYMBOL(acpi_ut_trace); ******************************************************************************/ void -acpi_ut_trace_ptr ( - u32 line_number, - struct acpi_debug_print_info *dbg_info, - void *pointer) +acpi_ut_trace_ptr(u32 line_number, + const char *function_name, + char *module_name, u32 component_id, void *pointer) { acpi_gbl_nesting_level++; - acpi_ut_track_stack_ptr (); + acpi_ut_track_stack_ptr(); - acpi_ut_debug_print (ACPI_LV_FUNCTIONS, line_number, dbg_info, - "%s %p\n", acpi_gbl_fn_entry_str, pointer); + acpi_ut_debug_print(ACPI_LV_FUNCTIONS, + line_number, function_name, module_name, + component_id, "%s %p\n", acpi_gbl_fn_entry_str, + pointer); } - /******************************************************************************* * * FUNCTION: acpi_ut_trace_str * * PARAMETERS: line_number - Caller's line number - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * String - Additional string to display * * RETURN: None @@ -309,29 +326,28 @@ acpi_ut_trace_ptr ( ******************************************************************************/ void -acpi_ut_trace_str ( - u32 line_number, - struct acpi_debug_print_info *dbg_info, - char *string) +acpi_ut_trace_str(u32 line_number, + const char *function_name, + char *module_name, u32 component_id, char *string) { acpi_gbl_nesting_level++; - acpi_ut_track_stack_ptr (); + acpi_ut_track_stack_ptr(); - acpi_ut_debug_print (ACPI_LV_FUNCTIONS, line_number, dbg_info, - "%s %s\n", acpi_gbl_fn_entry_str, string); + acpi_ut_debug_print(ACPI_LV_FUNCTIONS, + line_number, function_name, module_name, + component_id, "%s %s\n", acpi_gbl_fn_entry_str, + string); } - /******************************************************************************* * * FUNCTION: acpi_ut_trace_u32 * * PARAMETERS: line_number - Caller's line number - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * Integer - Integer to display * * RETURN: None @@ -342,29 +358,28 @@ acpi_ut_trace_str ( ******************************************************************************/ void -acpi_ut_trace_u32 ( - u32 line_number, - struct acpi_debug_print_info *dbg_info, - u32 integer) +acpi_ut_trace_u32(u32 line_number, + const char *function_name, + char *module_name, u32 component_id, u32 integer) { acpi_gbl_nesting_level++; - acpi_ut_track_stack_ptr (); + acpi_ut_track_stack_ptr(); - acpi_ut_debug_print (ACPI_LV_FUNCTIONS, line_number, dbg_info, - "%s %08X\n", acpi_gbl_fn_entry_str, integer); + acpi_ut_debug_print(ACPI_LV_FUNCTIONS, + line_number, function_name, module_name, + component_id, "%s %08X\n", acpi_gbl_fn_entry_str, + integer); } - /******************************************************************************* * * FUNCTION: acpi_ut_exit * * PARAMETERS: line_number - Caller's line number - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * * RETURN: None * @@ -374,28 +389,27 @@ acpi_ut_trace_u32 ( ******************************************************************************/ void -acpi_ut_exit ( - u32 line_number, - struct acpi_debug_print_info *dbg_info) +acpi_ut_exit(u32 line_number, + const char *function_name, char *module_name, u32 component_id) { - acpi_ut_debug_print (ACPI_LV_FUNCTIONS, line_number, dbg_info, - "%s\n", acpi_gbl_fn_exit_str); + acpi_ut_debug_print(ACPI_LV_FUNCTIONS, + line_number, function_name, module_name, + component_id, "%s\n", acpi_gbl_fn_exit_str); acpi_gbl_nesting_level--; } -EXPORT_SYMBOL(acpi_ut_exit); +EXPORT_SYMBOL(acpi_ut_exit); /******************************************************************************* * * FUNCTION: acpi_ut_status_exit * * PARAMETERS: line_number - Caller's line number - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * Status - Exit status code * * RETURN: None @@ -406,37 +420,38 @@ EXPORT_SYMBOL(acpi_ut_exit); ******************************************************************************/ void -acpi_ut_status_exit ( - u32 line_number, - struct acpi_debug_print_info *dbg_info, - acpi_status status) +acpi_ut_status_exit(u32 line_number, + const char *function_name, + char *module_name, u32 component_id, acpi_status status) { - if (ACPI_SUCCESS (status)) { - acpi_ut_debug_print (ACPI_LV_FUNCTIONS, line_number, dbg_info, - "%s %s\n", acpi_gbl_fn_exit_str, - acpi_format_exception (status)); - } - else { - acpi_ut_debug_print (ACPI_LV_FUNCTIONS, line_number, dbg_info, - "%s ****Exception****: %s\n", acpi_gbl_fn_exit_str, - acpi_format_exception (status)); + if (ACPI_SUCCESS(status)) { + acpi_ut_debug_print(ACPI_LV_FUNCTIONS, + line_number, function_name, module_name, + component_id, "%s %s\n", + acpi_gbl_fn_exit_str, + acpi_format_exception(status)); + } else { + acpi_ut_debug_print(ACPI_LV_FUNCTIONS, + line_number, function_name, module_name, + component_id, "%s ****Exception****: %s\n", + acpi_gbl_fn_exit_str, + acpi_format_exception(status)); } acpi_gbl_nesting_level--; } -EXPORT_SYMBOL(acpi_ut_status_exit); +EXPORT_SYMBOL(acpi_ut_status_exit); /******************************************************************************* * * FUNCTION: acpi_ut_value_exit * * PARAMETERS: line_number - Caller's line number - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * Value - Value to be printed with exit msg * * RETURN: None @@ -447,30 +462,29 @@ EXPORT_SYMBOL(acpi_ut_status_exit); ******************************************************************************/ void -acpi_ut_value_exit ( - u32 line_number, - struct acpi_debug_print_info *dbg_info, - acpi_integer value) +acpi_ut_value_exit(u32 line_number, + const char *function_name, + char *module_name, u32 component_id, acpi_integer value) { - acpi_ut_debug_print (ACPI_LV_FUNCTIONS, line_number, dbg_info, - "%s %8.8X%8.8X\n", acpi_gbl_fn_exit_str, - ACPI_FORMAT_UINT64 (value)); + acpi_ut_debug_print(ACPI_LV_FUNCTIONS, + line_number, function_name, module_name, + component_id, "%s %8.8X%8.8X\n", + acpi_gbl_fn_exit_str, ACPI_FORMAT_UINT64(value)); acpi_gbl_nesting_level--; } -EXPORT_SYMBOL(acpi_ut_value_exit); +EXPORT_SYMBOL(acpi_ut_value_exit); /******************************************************************************* * * FUNCTION: acpi_ut_ptr_exit * * PARAMETERS: line_number - Caller's line number - * dbg_info - Contains: - * proc_name - Caller's procedure name - * module_name - Caller's module name - * component_id - Caller's component ID + * function_name - Caller's procedure name + * module_name - Caller's module name + * component_id - Caller's component ID * Ptr - Pointer to display * * RETURN: None @@ -481,21 +495,20 @@ EXPORT_SYMBOL(acpi_ut_value_exit); ******************************************************************************/ void -acpi_ut_ptr_exit ( - u32 line_number, - struct acpi_debug_print_info *dbg_info, - u8 *ptr) +acpi_ut_ptr_exit(u32 line_number, + const char *function_name, + char *module_name, u32 component_id, u8 * ptr) { - acpi_ut_debug_print (ACPI_LV_FUNCTIONS, line_number, dbg_info, - "%s %p\n", acpi_gbl_fn_exit_str, ptr); + acpi_ut_debug_print(ACPI_LV_FUNCTIONS, + line_number, function_name, module_name, + component_id, "%s %p\n", acpi_gbl_fn_exit_str, ptr); acpi_gbl_nesting_level--; } #endif - /******************************************************************************* * * FUNCTION: acpi_ut_dump_buffer @@ -511,23 +524,17 @@ acpi_ut_ptr_exit ( * ******************************************************************************/ -void -acpi_ut_dump_buffer ( - u8 *buffer, - u32 count, - u32 display, - u32 component_id) +void acpi_ut_dump_buffer(u8 * buffer, u32 count, u32 display, u32 component_id) { - acpi_native_uint i = 0; - acpi_native_uint j; - u32 temp32; - u8 buf_char; - + acpi_native_uint i = 0; + acpi_native_uint j; + u32 temp32; + u8 buf_char; /* Only dump the buffer if tracing is enabled */ if (!((ACPI_LV_TABLES & acpi_dbg_level) && - (component_id & acpi_dbg_layer))) { + (component_id & acpi_dbg_layer))) { return; } @@ -540,7 +547,7 @@ acpi_ut_dump_buffer ( while (i < count) { /* Print current offset */ - acpi_os_printf ("%6.4X: ", (u32) i); + acpi_os_printf("%6.4X: ", (u32) i); /* Print 16 hex chars */ @@ -548,73 +555,66 @@ acpi_ut_dump_buffer ( if (i + j >= count) { /* Dump fill spaces */ - acpi_os_printf ("%*s", ((display * 2) + 1), " "); - j += display; + acpi_os_printf("%*s", ((display * 2) + 1), " "); + j += (acpi_native_uint) display; continue; } switch (display) { - default: /* Default is BYTE display */ + default: /* Default is BYTE display */ - acpi_os_printf ("%02X ", buffer[i + j]); + acpi_os_printf("%02X ", buffer[i + j]); break; - case DB_WORD_DISPLAY: - ACPI_MOVE_16_TO_32 (&temp32, &buffer[i + j]); - acpi_os_printf ("%04X ", temp32); + ACPI_MOVE_16_TO_32(&temp32, &buffer[i + j]); + acpi_os_printf("%04X ", temp32); break; - case DB_DWORD_DISPLAY: - ACPI_MOVE_32_TO_32 (&temp32, &buffer[i + j]); - acpi_os_printf ("%08X ", temp32); + ACPI_MOVE_32_TO_32(&temp32, &buffer[i + j]); + acpi_os_printf("%08X ", temp32); break; - case DB_QWORD_DISPLAY: - ACPI_MOVE_32_TO_32 (&temp32, &buffer[i + j]); - acpi_os_printf ("%08X", temp32); + ACPI_MOVE_32_TO_32(&temp32, &buffer[i + j]); + acpi_os_printf("%08X", temp32); - ACPI_MOVE_32_TO_32 (&temp32, &buffer[i + j + 4]); - acpi_os_printf ("%08X ", temp32); + ACPI_MOVE_32_TO_32(&temp32, &buffer[i + j + 4]); + acpi_os_printf("%08X ", temp32); break; } - j += display; + j += (acpi_native_uint) display; } /* - * Print the ASCII equivalent characters - * But watch out for the bad unprintable ones... + * Print the ASCII equivalent characters but watch out for the bad + * unprintable ones (printable chars are 0x20 through 0x7E) */ - acpi_os_printf (" "); + acpi_os_printf(" "); for (j = 0; j < 16; j++) { if (i + j >= count) { - acpi_os_printf ("\n"); + acpi_os_printf("\n"); return; } buf_char = buffer[i + j]; - if ((buf_char > 0x1F && buf_char < 0x2E) || - (buf_char > 0x2F && buf_char < 0x61) || - (buf_char > 0x60 && buf_char < 0x7F)) { - acpi_os_printf ("%c", buf_char); - } - else { - acpi_os_printf ("."); + if (ACPI_IS_PRINT(buf_char)) { + acpi_os_printf("%c", buf_char); + } else { + acpi_os_printf("."); } } /* Done with that line. */ - acpi_os_printf ("\n"); + acpi_os_printf("\n"); i += 16; } return; } - diff --git a/drivers/acpi/utilities/utdelete.c b/drivers/acpi/utilities/utdelete.c index bc5403022681..2bc878f7a127 100644 --- a/drivers/acpi/utilities/utdelete.c +++ b/drivers/acpi/utilities/utdelete.c @@ -41,7 +41,6 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acinterp.h> #include <acpi/acnamesp.h> @@ -49,19 +48,13 @@ #include <acpi/amlcode.h> #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utdelete") +ACPI_MODULE_NAME("utdelete") /* Local prototypes */ +static void acpi_ut_delete_internal_obj(union acpi_operand_object *object); static void -acpi_ut_delete_internal_obj ( - union acpi_operand_object *object); - -static void -acpi_ut_update_ref_count ( - union acpi_operand_object *object, - u32 action); - +acpi_ut_update_ref_count(union acpi_operand_object *object, u32 action); /******************************************************************************* * @@ -76,18 +69,14 @@ acpi_ut_update_ref_count ( * ******************************************************************************/ -static void -acpi_ut_delete_internal_obj ( - union acpi_operand_object *object) +static void acpi_ut_delete_internal_obj(union acpi_operand_object *object) { - void *obj_pointer = NULL; - union acpi_operand_object *handler_desc; - union acpi_operand_object *second_desc; - union acpi_operand_object *next_desc; - - - ACPI_FUNCTION_TRACE_PTR ("ut_delete_internal_obj", object); + void *obj_pointer = NULL; + union acpi_operand_object *handler_desc; + union acpi_operand_object *second_desc; + union acpi_operand_object *next_desc; + ACPI_FUNCTION_TRACE_PTR("ut_delete_internal_obj", object); if (!object) { return_VOID; @@ -97,11 +86,12 @@ acpi_ut_delete_internal_obj ( * Must delete or free any pointers within the object that are not * actual ACPI objects (for example, a raw buffer pointer). */ - switch (ACPI_GET_OBJECT_TYPE (object)) { + switch (ACPI_GET_OBJECT_TYPE(object)) { case ACPI_TYPE_STRING: - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "**** String %p, ptr %p\n", - object, object->string.pointer)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "**** String %p, ptr %p\n", object, + object->string.pointer)); /* Free the actual string buffer */ @@ -112,11 +102,11 @@ acpi_ut_delete_internal_obj ( } break; - case ACPI_TYPE_BUFFER: - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "**** Buffer %p, ptr %p\n", - object, object->buffer.pointer)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "**** Buffer %p, ptr %p\n", object, + object->buffer.pointer)); /* Free the actual buffer */ @@ -127,11 +117,11 @@ acpi_ut_delete_internal_obj ( } break; - case ACPI_TYPE_PACKAGE: - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, " **** Package of count %X\n", - object->package.count)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + " **** Package of count %X\n", + object->package.count)); /* * Elements of the package are not handled here, they are deleted @@ -143,11 +133,11 @@ acpi_ut_delete_internal_obj ( obj_pointer = object->package.elements; break; - case ACPI_TYPE_DEVICE: if (object->device.gpe_block) { - (void) acpi_ev_delete_gpe_block (object->device.gpe_block); + (void)acpi_ev_delete_gpe_block(object->device. + gpe_block); } /* Walk the handler list for this device */ @@ -155,54 +145,51 @@ acpi_ut_delete_internal_obj ( handler_desc = object->device.handler; while (handler_desc) { next_desc = handler_desc->address_space.next; - acpi_ut_remove_reference (handler_desc); + acpi_ut_remove_reference(handler_desc); handler_desc = next_desc; } break; - case ACPI_TYPE_MUTEX: - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "***** Mutex %p, Semaphore %p\n", - object, object->mutex.semaphore)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "***** Mutex %p, Semaphore %p\n", + object, object->mutex.semaphore)); - acpi_ex_unlink_mutex (object); - (void) acpi_os_delete_semaphore (object->mutex.semaphore); + acpi_ex_unlink_mutex(object); + (void)acpi_os_delete_semaphore(object->mutex.semaphore); break; - case ACPI_TYPE_EVENT: - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "***** Event %p, Semaphore %p\n", - object, object->event.semaphore)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "***** Event %p, Semaphore %p\n", + object, object->event.semaphore)); - (void) acpi_os_delete_semaphore (object->event.semaphore); + (void)acpi_os_delete_semaphore(object->event.semaphore); object->event.semaphore = NULL; break; - case ACPI_TYPE_METHOD: - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "***** Method %p\n", object)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "***** Method %p\n", object)); /* Delete the method semaphore if it exists */ if (object->method.semaphore) { - (void) acpi_os_delete_semaphore (object->method.semaphore); + (void)acpi_os_delete_semaphore(object->method. + semaphore); object->method.semaphore = NULL; } break; - case ACPI_TYPE_REGION: - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "***** Region %p\n", object)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "***** Region %p\n", object)); - second_desc = acpi_ns_get_secondary_object (object); + second_desc = acpi_ns_get_secondary_object(object); if (second_desc) { /* * Free the region_context if and only if the handler is one of the @@ -211,32 +198,33 @@ acpi_ut_delete_internal_obj ( */ handler_desc = object->region.handler; if (handler_desc) { - if (handler_desc->address_space.hflags & ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) { - obj_pointer = second_desc->extra.region_context; + if (handler_desc->address_space. + hflags & + ACPI_ADDR_HANDLER_DEFAULT_INSTALLED) { + obj_pointer = + second_desc->extra.region_context; } - acpi_ut_remove_reference (handler_desc); + acpi_ut_remove_reference(handler_desc); } /* Now we can free the Extra object */ - acpi_ut_delete_object_desc (second_desc); + acpi_ut_delete_object_desc(second_desc); } break; - case ACPI_TYPE_BUFFER_FIELD: - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "***** Buffer Field %p\n", object)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "***** Buffer Field %p\n", object)); - second_desc = acpi_ns_get_secondary_object (object); + second_desc = acpi_ns_get_secondary_object(object); if (second_desc) { - acpi_ut_delete_object_desc (second_desc); + acpi_ut_delete_object_desc(second_desc); } break; - default: break; } @@ -244,21 +232,20 @@ acpi_ut_delete_internal_obj ( /* Free any allocated memory (pointer within the object) found above */ if (obj_pointer) { - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Deleting Object Subptr %p\n", - obj_pointer)); - ACPI_MEM_FREE (obj_pointer); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Deleting Object Subptr %p\n", obj_pointer)); + ACPI_MEM_FREE(obj_pointer); } /* Now the object can be safely deleted */ - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "Deleting Object %p [%s]\n", - object, acpi_ut_get_object_type_name (object))); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, "Deleting Object %p [%s]\n", + object, acpi_ut_get_object_type_name(object))); - acpi_ut_delete_object_desc (object); + acpi_ut_delete_object_desc(object); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ut_delete_internal_object_list @@ -272,29 +259,24 @@ acpi_ut_delete_internal_obj ( * ******************************************************************************/ -void -acpi_ut_delete_internal_object_list ( - union acpi_operand_object **obj_list) +void acpi_ut_delete_internal_object_list(union acpi_operand_object **obj_list) { - union acpi_operand_object **internal_obj; - - - ACPI_FUNCTION_TRACE ("ut_delete_internal_object_list"); + union acpi_operand_object **internal_obj; + ACPI_FUNCTION_TRACE("ut_delete_internal_object_list"); /* Walk the null-terminated internal list */ for (internal_obj = obj_list; *internal_obj; internal_obj++) { - acpi_ut_remove_reference (*internal_obj); + acpi_ut_remove_reference(*internal_obj); } /* Free the combined parameter pointer list and object array */ - ACPI_MEM_FREE (obj_list); + ACPI_MEM_FREE(obj_list); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ut_update_ref_count @@ -309,16 +291,12 @@ acpi_ut_delete_internal_object_list ( ******************************************************************************/ static void -acpi_ut_update_ref_count ( - union acpi_operand_object *object, - u32 action) +acpi_ut_update_ref_count(union acpi_operand_object *object, u32 action) { - u16 count; - u16 new_count; - - - ACPI_FUNCTION_NAME ("ut_update_ref_count"); + u16 count; + u16 new_count; + ACPI_FUNCTION_NAME("ut_update_ref_count"); if (!object) { return; @@ -338,58 +316,55 @@ acpi_ut_update_ref_count ( new_count++; object->common.reference_count = new_count; - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "Obj %p Refs=%X, [Incremented]\n", - object, new_count)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Obj %p Refs=%X, [Incremented]\n", + object, new_count)); break; - case REF_DECREMENT: if (count < 1) { - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "Obj %p Refs=%X, can't decrement! (Set to 0)\n", - object, new_count)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Obj %p Refs=%X, can't decrement! (Set to 0)\n", + object, new_count)); new_count = 0; - } - else { + } else { new_count--; - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "Obj %p Refs=%X, [Decremented]\n", - object, new_count)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Obj %p Refs=%X, [Decremented]\n", + object, new_count)); } - if (ACPI_GET_OBJECT_TYPE (object) == ACPI_TYPE_METHOD) { - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "Method Obj %p Refs=%X, [Decremented]\n", - object, new_count)); + if (ACPI_GET_OBJECT_TYPE(object) == ACPI_TYPE_METHOD) { + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Method Obj %p Refs=%X, [Decremented]\n", + object, new_count)); } object->common.reference_count = new_count; if (new_count == 0) { - acpi_ut_delete_internal_obj (object); + acpi_ut_delete_internal_obj(object); } break; - case REF_FORCE_DELETE: - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "Obj %p Refs=%X, Force delete! (Set to 0)\n", - object, count)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Obj %p Refs=%X, Force delete! (Set to 0)\n", + object, count)); new_count = 0; object->common.reference_count = new_count; - acpi_ut_delete_internal_obj (object); + acpi_ut_delete_internal_obj(object); break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unknown action (%X)\n", action)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unknown action (%X)\n", + action)); break; } @@ -399,15 +374,14 @@ acpi_ut_update_ref_count ( */ if (count > ACPI_MAX_REFERENCE_COUNT) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, - "**** Warning **** Large Reference Count (%X) in object %p\n\n", - count, object)); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "**** Warning **** Large Reference Count (%X) in object %p\n\n", + count, object)); } return; } - /******************************************************************************* * * FUNCTION: acpi_ut_update_object_reference @@ -431,65 +405,42 @@ acpi_ut_update_ref_count ( ******************************************************************************/ acpi_status -acpi_ut_update_object_reference ( - union acpi_operand_object *object, - u16 action) +acpi_ut_update_object_reference(union acpi_operand_object * object, u16 action) { - acpi_status status; - u32 i; - union acpi_generic_state *state_list = NULL; - union acpi_generic_state *state; - union acpi_operand_object *tmp; - - ACPI_FUNCTION_TRACE_PTR ("ut_update_object_reference", object); + acpi_status status = AE_OK; + union acpi_generic_state *state_list = NULL; + union acpi_operand_object *next_object = NULL; + union acpi_generic_state *state; + acpi_native_uint i; + ACPI_FUNCTION_TRACE_PTR("ut_update_object_reference", object); - /* Ignore a null object ptr */ + while (object) { + /* Make sure that this isn't a namespace handle */ - if (!object) { - return_ACPI_STATUS (AE_OK); - } - - /* Make sure that this isn't a namespace handle */ - - if (ACPI_GET_DESCRIPTOR_TYPE (object) == ACPI_DESC_TYPE_NAMED) { - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "Object %p is NS handle\n", object)); - return_ACPI_STATUS (AE_OK); - } - - state = acpi_ut_create_update_state (object, action); - - while (state) { - object = state->update.object; - action = state->update.value; - acpi_ut_delete_generic_state (state); + if (ACPI_GET_DESCRIPTOR_TYPE(object) == ACPI_DESC_TYPE_NAMED) { + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Object %p is NS handle\n", object)); + return_ACPI_STATUS(AE_OK); + } /* * All sub-objects must have their reference count incremented also. * Different object types have different subobjects. */ - switch (ACPI_GET_OBJECT_TYPE (object)) { + switch (ACPI_GET_OBJECT_TYPE(object)) { case ACPI_TYPE_DEVICE: - tmp = object->device.system_notify; - if (tmp && (tmp->common.reference_count <= 1) && action == REF_DECREMENT) - object->device.system_notify = NULL; - acpi_ut_update_ref_count (tmp, action); - - tmp = object->device.device_notify; - if (tmp && (tmp->common.reference_count <= 1) && action == REF_DECREMENT) - object->device.device_notify = NULL; - acpi_ut_update_ref_count (tmp, action); - + acpi_ut_update_ref_count(object->device.system_notify, + action); + acpi_ut_update_ref_count(object->device.device_notify, + action); break; - case ACPI_TYPE_PACKAGE: - /* - * We must update all the sub-objects of the package - * (Each of whom may have their own sub-objects, etc. + * We must update all the sub-objects of the package, + * each of whom may have their own sub-objects. */ for (i = 0; i < object->package.count; i++) { /* @@ -497,116 +448,67 @@ acpi_ut_update_object_reference ( * Note: There can be null elements within the package, * these are simply ignored */ - status = acpi_ut_create_update_state_and_push ( - object->package.elements[i], action, &state_list); - if (ACPI_FAILURE (status)) { + status = + acpi_ut_create_update_state_and_push + (object->package.elements[i], action, + &state_list); + if (ACPI_FAILURE(status)) { goto error_exit; } - - tmp = object->package.elements[i]; - if (tmp && (tmp->common.reference_count <= 1) && action == REF_DECREMENT) - object->package.elements[i] = NULL; } break; - case ACPI_TYPE_BUFFER_FIELD: - status = acpi_ut_create_update_state_and_push ( - object->buffer_field.buffer_obj, action, &state_list); - if (ACPI_FAILURE (status)) { - goto error_exit; - } - - tmp = object->buffer_field.buffer_obj; - if ( tmp && (tmp->common.reference_count <= 1) && action == REF_DECREMENT) - object->buffer_field.buffer_obj = NULL; + next_object = object->buffer_field.buffer_obj; break; - case ACPI_TYPE_LOCAL_REGION_FIELD: - status = acpi_ut_create_update_state_and_push ( - object->field.region_obj, action, &state_list); - if (ACPI_FAILURE (status)) { - goto error_exit; - } - - tmp = object->field.region_obj; - if ( tmp && (tmp->common.reference_count <= 1) && action == REF_DECREMENT) - object->field.region_obj = NULL; - break; - + next_object = object->field.region_obj; + break; case ACPI_TYPE_LOCAL_BANK_FIELD: - status = acpi_ut_create_update_state_and_push ( - object->bank_field.bank_obj, action, &state_list); - if (ACPI_FAILURE (status)) { + next_object = object->bank_field.bank_obj; + status = + acpi_ut_create_update_state_and_push(object-> + bank_field. + region_obj, + action, + &state_list); + if (ACPI_FAILURE(status)) { goto error_exit; } - - tmp = object->bank_field.bank_obj; - if ( tmp && (tmp->common.reference_count <= 1) && action == REF_DECREMENT) - object->bank_field.bank_obj = NULL; - - status = acpi_ut_create_update_state_and_push ( - object->bank_field.region_obj, action, &state_list); - if (ACPI_FAILURE (status)) { - goto error_exit; - } - - tmp = object->bank_field.region_obj; - if ( tmp && (tmp->common.reference_count <= 1) && action == REF_DECREMENT) - object->bank_field.region_obj = NULL; break; - case ACPI_TYPE_LOCAL_INDEX_FIELD: - status = acpi_ut_create_update_state_and_push ( - object->index_field.index_obj, action, &state_list); - if (ACPI_FAILURE (status)) { - goto error_exit; - } - - tmp = object->index_field.index_obj; - if ( tmp && (tmp->common.reference_count <= 1) && action == REF_DECREMENT) - object->index_field.index_obj = NULL; - - status = acpi_ut_create_update_state_and_push ( - object->index_field.data_obj, action, &state_list); - if (ACPI_FAILURE (status)) { + next_object = object->index_field.index_obj; + status = + acpi_ut_create_update_state_and_push(object-> + index_field. + data_obj, + action, + &state_list); + if (ACPI_FAILURE(status)) { goto error_exit; } - - tmp = object->index_field.data_obj; - if ( tmp && (tmp->common.reference_count <= 1) && action == REF_DECREMENT) - object->index_field.data_obj = NULL; break; - case ACPI_TYPE_LOCAL_REFERENCE: - /* * The target of an Index (a package, string, or buffer) must track * changes to the ref count of the index. */ if (object->reference.opcode == AML_INDEX_OP) { - status = acpi_ut_create_update_state_and_push ( - object->reference.object, action, &state_list); - if (ACPI_FAILURE (status)) { - goto error_exit; - } + next_object = object->reference.object; } break; - case ACPI_TYPE_REGION: default: - - /* No subobjects */ - break; + break; /* No subobjects */ } /* @@ -614,25 +516,31 @@ acpi_ut_update_object_reference ( * happen after we update the sub-objects in case this causes the * main object to be deleted. */ - acpi_ut_update_ref_count (object, action); + acpi_ut_update_ref_count(object, action); + object = NULL; /* Move on to the next object to be updated */ - state = acpi_ut_pop_generic_state (&state_list); + if (next_object) { + object = next_object; + next_object = NULL; + } else if (state_list) { + state = acpi_ut_pop_generic_state(&state_list); + object = state->update.object; + acpi_ut_delete_generic_state(state); + } } - return_ACPI_STATUS (AE_OK); - + return_ACPI_STATUS(AE_OK); -error_exit: + error_exit: - ACPI_REPORT_ERROR (("Could not update object reference count, %s\n", - acpi_format_exception (status))); + ACPI_REPORT_ERROR(("Could not update object reference count, %s\n", + acpi_format_exception(status))); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_add_reference @@ -646,31 +554,27 @@ error_exit: * ******************************************************************************/ -void -acpi_ut_add_reference ( - union acpi_operand_object *object) +void acpi_ut_add_reference(union acpi_operand_object *object) { - ACPI_FUNCTION_TRACE_PTR ("ut_add_reference", object); - + ACPI_FUNCTION_TRACE_PTR("ut_add_reference", object); /* Ensure that we have a valid object */ - if (!acpi_ut_valid_internal_object (object)) { + if (!acpi_ut_valid_internal_object(object)) { return_VOID; } - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "Obj %p Current Refs=%X [To Be Incremented]\n", - object, object->common.reference_count)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Obj %p Current Refs=%X [To Be Incremented]\n", + object, object->common.reference_count)); /* Increment the reference count */ - (void) acpi_ut_update_object_reference (object, REF_INCREMENT); + (void)acpi_ut_update_object_reference(object, REF_INCREMENT); return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ut_remove_reference @@ -683,13 +587,10 @@ acpi_ut_add_reference ( * ******************************************************************************/ -void -acpi_ut_remove_reference ( - union acpi_operand_object *object) +void acpi_ut_remove_reference(union acpi_operand_object *object) { - ACPI_FUNCTION_TRACE_PTR ("ut_remove_reference", object); - + ACPI_FUNCTION_TRACE_PTR("ut_remove_reference", object); /* * Allow a NULL pointer to be passed in, just ignore it. This saves @@ -697,27 +598,25 @@ acpi_ut_remove_reference ( * */ if (!object || - (ACPI_GET_DESCRIPTOR_TYPE (object) == ACPI_DESC_TYPE_NAMED)) { + (ACPI_GET_DESCRIPTOR_TYPE(object) == ACPI_DESC_TYPE_NAMED)) { return_VOID; } /* Ensure that we have a valid object */ - if (!acpi_ut_valid_internal_object (object)) { + if (!acpi_ut_valid_internal_object(object)) { return_VOID; } - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, - "Obj %p Current Refs=%X [To Be Decremented]\n", - object, object->common.reference_count)); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, + "Obj %p Current Refs=%X [To Be Decremented]\n", + object, object->common.reference_count)); /* * Decrement the reference count, and only actually delete the object * if the reference count becomes 0. (Must also decrement the ref count * of all subobjects!) */ - (void) acpi_ut_update_object_reference (object, REF_DECREMENT); + (void)acpi_ut_update_object_reference(object, REF_DECREMENT); return_VOID; } - - diff --git a/drivers/acpi/utilities/uteval.c b/drivers/acpi/utilities/uteval.c index 00046dd5d925..7b81d5ef3c32 100644 --- a/drivers/acpi/utilities/uteval.c +++ b/drivers/acpi/utilities/uteval.c @@ -41,28 +41,20 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acinterp.h> - #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("uteval") +ACPI_MODULE_NAME("uteval") /* Local prototypes */ - static void -acpi_ut_copy_id_string ( - char *destination, - char *source, - acpi_size max_length); +acpi_ut_copy_id_string(char *destination, char *source, acpi_size max_length); static acpi_status -acpi_ut_translate_one_cid ( - union acpi_operand_object *obj_desc, - struct acpi_compatible_id *one_cid); - +acpi_ut_translate_one_cid(union acpi_operand_object *obj_desc, + struct acpi_compatible_id *one_cid); /******************************************************************************* * @@ -77,37 +69,33 @@ acpi_ut_translate_one_cid ( * ******************************************************************************/ -acpi_status -acpi_ut_osi_implementation ( - struct acpi_walk_state *walk_state) +acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state) { - union acpi_operand_object *string_desc; - union acpi_operand_object *return_desc; - acpi_native_uint i; - - - ACPI_FUNCTION_TRACE ("ut_osi_implementation"); + union acpi_operand_object *string_desc; + union acpi_operand_object *return_desc; + acpi_native_uint i; + ACPI_FUNCTION_TRACE("ut_osi_implementation"); /* Validate the string input argument */ string_desc = walk_state->arguments[0].object; if (!string_desc || (string_desc->common.type != ACPI_TYPE_STRING)) { - return_ACPI_STATUS (AE_TYPE); + return_ACPI_STATUS(AE_TYPE); } /* Create a return object (Default value = 0) */ - return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); + return_desc = acpi_ut_create_internal_object(ACPI_TYPE_INTEGER); if (!return_desc) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Compare input string to table of supported strings */ for (i = 0; i < ACPI_NUM_OSI_STRINGS; i++) { - if (!ACPI_STRCMP (string_desc->string.pointer, - (char *) acpi_gbl_valid_osi_strings[i])) { + if (!ACPI_STRCMP(string_desc->string.pointer, + (char *)acpi_gbl_valid_osi_strings[i])) { /* This string is supported */ return_desc->integer.value = 0xFFFFFFFF; @@ -116,10 +104,9 @@ acpi_ut_osi_implementation ( } walk_state->return_desc = return_desc; - return_ACPI_STATUS (AE_CTRL_TERMINATE); + return_ACPI_STATUS(AE_CTRL_TERMINATE); } - /******************************************************************************* * * FUNCTION: acpi_ut_evaluate_object @@ -140,19 +127,16 @@ acpi_ut_osi_implementation ( ******************************************************************************/ acpi_status -acpi_ut_evaluate_object ( - struct acpi_namespace_node *prefix_node, - char *path, - u32 expected_return_btypes, - union acpi_operand_object **return_desc) +acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node, + char *path, + u32 expected_return_btypes, + union acpi_operand_object **return_desc) { - struct acpi_parameter_info info; - acpi_status status; - u32 return_btype; - - - ACPI_FUNCTION_TRACE ("ut_evaluate_object"); + struct acpi_parameter_info info; + acpi_status status; + u32 return_btype; + ACPI_FUNCTION_TRACE("ut_evaluate_object"); info.node = prefix_node; info.parameters = NULL; @@ -160,36 +144,38 @@ acpi_ut_evaluate_object ( /* Evaluate the object/method */ - status = acpi_ns_evaluate_relative (path, &info); - if (ACPI_FAILURE (status)) { + status = acpi_ns_evaluate_relative(path, &info); + if (ACPI_FAILURE(status)) { if (status == AE_NOT_FOUND) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "[%4.4s.%s] was not found\n", - acpi_ut_get_node_name (prefix_node), path)); - } - else { - ACPI_REPORT_METHOD_ERROR ("Method execution failed", - prefix_node, path, status); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[%4.4s.%s] was not found\n", + acpi_ut_get_node_name(prefix_node), + path)); + } else { + ACPI_REPORT_METHOD_ERROR("Method execution failed", + prefix_node, path, status); } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Did we get a return object? */ if (!info.return_object) { if (expected_return_btypes) { - ACPI_REPORT_METHOD_ERROR ("No object was returned from", - prefix_node, path, AE_NOT_EXIST); + ACPI_REPORT_METHOD_ERROR("No object was returned from", + prefix_node, path, + AE_NOT_EXIST); - return_ACPI_STATUS (AE_NOT_EXIST); + return_ACPI_STATUS(AE_NOT_EXIST); } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Map the return object type to the bitmapped type */ - switch (ACPI_GET_OBJECT_TYPE (info.return_object)) { + switch (ACPI_GET_OBJECT_TYPE(info.return_object)) { case ACPI_TYPE_INTEGER: return_btype = ACPI_BTYPE_INTEGER; break; @@ -211,41 +197,41 @@ acpi_ut_evaluate_object ( break; } - if ((acpi_gbl_enable_interpreter_slack) && - (!expected_return_btypes)) { + if ((acpi_gbl_enable_interpreter_slack) && (!expected_return_btypes)) { /* * We received a return object, but one was not expected. This can * happen frequently if the "implicit return" feature is enabled. * Just delete the return object and return AE_OK. */ - acpi_ut_remove_reference (info.return_object); - return_ACPI_STATUS (AE_OK); + acpi_ut_remove_reference(info.return_object); + return_ACPI_STATUS(AE_OK); } /* Is the return object one of the expected types? */ if (!(expected_return_btypes & return_btype)) { - ACPI_REPORT_METHOD_ERROR ("Return object type is incorrect", - prefix_node, path, AE_TYPE); + ACPI_REPORT_METHOD_ERROR("Return object type is incorrect", + prefix_node, path, AE_TYPE); - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Type returned from %s was incorrect: %s, expected Btypes: %X\n", - path, acpi_ut_get_object_type_name (info.return_object), - expected_return_btypes)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Type returned from %s was incorrect: %s, expected Btypes: %X\n", + path, + acpi_ut_get_object_type_name(info. + return_object), + expected_return_btypes)); /* On error exit, we must delete the return object */ - acpi_ut_remove_reference (info.return_object); - return_ACPI_STATUS (AE_TYPE); + acpi_ut_remove_reference(info.return_object); + return_ACPI_STATUS(AE_TYPE); } /* Object type is OK, return it */ *return_desc = info.return_object; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ut_evaluate_numeric_object @@ -264,22 +250,19 @@ acpi_ut_evaluate_object ( ******************************************************************************/ acpi_status -acpi_ut_evaluate_numeric_object ( - char *object_name, - struct acpi_namespace_node *device_node, - acpi_integer *address) +acpi_ut_evaluate_numeric_object(char *object_name, + struct acpi_namespace_node *device_node, + acpi_integer * address) { - union acpi_operand_object *obj_desc; - acpi_status status; - + union acpi_operand_object *obj_desc; + acpi_status status; - ACPI_FUNCTION_TRACE ("ut_evaluate_numeric_object"); + ACPI_FUNCTION_TRACE("ut_evaluate_numeric_object"); - - status = acpi_ut_evaluate_object (device_node, object_name, - ACPI_BTYPE_INTEGER, &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_evaluate_object(device_node, object_name, + ACPI_BTYPE_INTEGER, &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get the returned Integer */ @@ -288,11 +271,10 @@ acpi_ut_evaluate_numeric_object ( /* On exit, we must delete the return object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_copy_id_string @@ -310,10 +292,7 @@ acpi_ut_evaluate_numeric_object ( ******************************************************************************/ static void -acpi_ut_copy_id_string ( - char *destination, - char *source, - acpi_size max_length) +acpi_ut_copy_id_string(char *destination, char *source, acpi_size max_length) { /* @@ -328,10 +307,9 @@ acpi_ut_copy_id_string ( /* Do the actual copy */ - ACPI_STRNCPY (destination, source, max_length); + ACPI_STRNCPY(destination, source, max_length); } - /******************************************************************************* * * FUNCTION: acpi_ut_execute_HID @@ -349,42 +327,39 @@ acpi_ut_copy_id_string ( ******************************************************************************/ acpi_status -acpi_ut_execute_HID ( - struct acpi_namespace_node *device_node, - struct acpi_device_id *hid) +acpi_ut_execute_HID(struct acpi_namespace_node *device_node, + struct acpi_device_id *hid) { - union acpi_operand_object *obj_desc; - acpi_status status; - + union acpi_operand_object *obj_desc; + acpi_status status; - ACPI_FUNCTION_TRACE ("ut_execute_HID"); + ACPI_FUNCTION_TRACE("ut_execute_HID"); - - status = acpi_ut_evaluate_object (device_node, METHOD_NAME__HID, - ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING, &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_evaluate_object(device_node, METHOD_NAME__HID, + ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING, + &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_INTEGER) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) { /* Convert the Numeric HID to string */ - acpi_ex_eisa_id_to_string ((u32) obj_desc->integer.value, hid->value); - } - else { + acpi_ex_eisa_id_to_string((u32) obj_desc->integer.value, + hid->value); + } else { /* Copy the String HID from the returned object */ - acpi_ut_copy_id_string (hid->value, obj_desc->string.pointer, - sizeof (hid->value)); + acpi_ut_copy_id_string(hid->value, obj_desc->string.pointer, + sizeof(hid->value)); } /* On exit, we must delete the return object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_translate_one_cid @@ -403,18 +378,17 @@ acpi_ut_execute_HID ( ******************************************************************************/ static acpi_status -acpi_ut_translate_one_cid ( - union acpi_operand_object *obj_desc, - struct acpi_compatible_id *one_cid) +acpi_ut_translate_one_cid(union acpi_operand_object *obj_desc, + struct acpi_compatible_id *one_cid) { - - switch (ACPI_GET_OBJECT_TYPE (obj_desc)) { + switch (ACPI_GET_OBJECT_TYPE(obj_desc)) { case ACPI_TYPE_INTEGER: /* Convert the Numeric CID to string */ - acpi_ex_eisa_id_to_string ((u32) obj_desc->integer.value, one_cid->value); + acpi_ex_eisa_id_to_string((u32) obj_desc->integer.value, + one_cid->value); return (AE_OK); case ACPI_TYPE_STRING: @@ -425,8 +399,8 @@ acpi_ut_translate_one_cid ( /* Copy the String CID from the returned object */ - acpi_ut_copy_id_string (one_cid->value, obj_desc->string.pointer, - ACPI_MAX_CID_LENGTH); + acpi_ut_copy_id_string(one_cid->value, obj_desc->string.pointer, + ACPI_MAX_CID_LENGTH); return (AE_OK); default: @@ -435,7 +409,6 @@ acpi_ut_translate_one_cid ( } } - /******************************************************************************* * * FUNCTION: acpi_ut_execute_CID @@ -453,45 +426,42 @@ acpi_ut_translate_one_cid ( ******************************************************************************/ acpi_status -acpi_ut_execute_CID ( - struct acpi_namespace_node *device_node, - struct acpi_compatible_id_list **return_cid_list) +acpi_ut_execute_CID(struct acpi_namespace_node * device_node, + struct acpi_compatible_id_list ** return_cid_list) { - union acpi_operand_object *obj_desc; - acpi_status status; - u32 count; - u32 size; + union acpi_operand_object *obj_desc; + acpi_status status; + u32 count; + u32 size; struct acpi_compatible_id_list *cid_list; - acpi_native_uint i; - - - ACPI_FUNCTION_TRACE ("ut_execute_CID"); + acpi_native_uint i; + ACPI_FUNCTION_TRACE("ut_execute_CID"); /* Evaluate the _CID method for this device */ - status = acpi_ut_evaluate_object (device_node, METHOD_NAME__CID, - ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING | ACPI_BTYPE_PACKAGE, - &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_evaluate_object(device_node, METHOD_NAME__CID, + ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING + | ACPI_BTYPE_PACKAGE, &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Get the number of _CIDs returned */ count = 1; - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_PACKAGE) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_PACKAGE) { count = obj_desc->package.count; } /* Allocate a worst-case buffer for the _CIDs */ - size = (((count - 1) * sizeof (struct acpi_compatible_id)) + - sizeof (struct acpi_compatible_id_list)); + size = (((count - 1) * sizeof(struct acpi_compatible_id)) + + sizeof(struct acpi_compatible_id_list)); - cid_list = ACPI_MEM_CALLOCATE ((acpi_size) size); + cid_list = ACPI_MEM_CALLOCATE((acpi_size) size); if (!cid_list) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } /* Init CID list */ @@ -508,39 +478,38 @@ acpi_ut_execute_CID ( /* The _CID object can be either a single CID or a package (list) of CIDs */ - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_PACKAGE) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_PACKAGE) { /* Translate each package element */ for (i = 0; i < count; i++) { - status = acpi_ut_translate_one_cid (obj_desc->package.elements[i], - &cid_list->id[i]); - if (ACPI_FAILURE (status)) { + status = + acpi_ut_translate_one_cid(obj_desc->package. + elements[i], + &cid_list->id[i]); + if (ACPI_FAILURE(status)) { break; } } - } - else { + } else { /* Only one CID, translate to a string */ - status = acpi_ut_translate_one_cid (obj_desc, cid_list->id); + status = acpi_ut_translate_one_cid(obj_desc, cid_list->id); } /* Cleanup on error */ - if (ACPI_FAILURE (status)) { - ACPI_MEM_FREE (cid_list); - } - else { + if (ACPI_FAILURE(status)) { + ACPI_MEM_FREE(cid_list); + } else { *return_cid_list = cid_list; } /* On exit, we must delete the _CID return object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_execute_UID @@ -558,42 +527,39 @@ acpi_ut_execute_CID ( ******************************************************************************/ acpi_status -acpi_ut_execute_UID ( - struct acpi_namespace_node *device_node, - struct acpi_device_id *uid) +acpi_ut_execute_UID(struct acpi_namespace_node *device_node, + struct acpi_device_id *uid) { - union acpi_operand_object *obj_desc; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ut_execute_UID"); + union acpi_operand_object *obj_desc; + acpi_status status; + ACPI_FUNCTION_TRACE("ut_execute_UID"); - status = acpi_ut_evaluate_object (device_node, METHOD_NAME__UID, - ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING, &obj_desc); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_evaluate_object(device_node, METHOD_NAME__UID, + ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING, + &obj_desc); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } - if (ACPI_GET_OBJECT_TYPE (obj_desc) == ACPI_TYPE_INTEGER) { + if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) { /* Convert the Numeric UID to string */ - acpi_ex_unsigned_integer_to_string (obj_desc->integer.value, uid->value); - } - else { + acpi_ex_unsigned_integer_to_string(obj_desc->integer.value, + uid->value); + } else { /* Copy the String UID from the returned object */ - acpi_ut_copy_id_string (uid->value, obj_desc->string.pointer, - sizeof (uid->value)); + acpi_ut_copy_id_string(uid->value, obj_desc->string.pointer, + sizeof(uid->value)); } /* On exit, we must delete the return object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_execute_STA @@ -611,30 +577,26 @@ acpi_ut_execute_UID ( ******************************************************************************/ acpi_status -acpi_ut_execute_STA ( - struct acpi_namespace_node *device_node, - u32 *flags) +acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 * flags) { - union acpi_operand_object *obj_desc; - acpi_status status; - + union acpi_operand_object *obj_desc; + acpi_status status; - ACPI_FUNCTION_TRACE ("ut_execute_STA"); + ACPI_FUNCTION_TRACE("ut_execute_STA"); - - status = acpi_ut_evaluate_object (device_node, METHOD_NAME__STA, - ACPI_BTYPE_INTEGER, &obj_desc); - if (ACPI_FAILURE (status)) { + status = acpi_ut_evaluate_object(device_node, METHOD_NAME__STA, + ACPI_BTYPE_INTEGER, &obj_desc); + if (ACPI_FAILURE(status)) { if (AE_NOT_FOUND == status) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "_STA on %4.4s was not found, assuming device is present\n", - acpi_ut_get_node_name (device_node))); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "_STA on %4.4s was not found, assuming device is present\n", + acpi_ut_get_node_name(device_node))); *flags = 0x0F; status = AE_OK; } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /* Extract the status flags */ @@ -643,11 +605,10 @@ acpi_ut_execute_STA ( /* On exit, we must delete the return object */ - acpi_ut_remove_reference (obj_desc); - return_ACPI_STATUS (status); + acpi_ut_remove_reference(obj_desc); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_execute_Sxds @@ -665,44 +626,45 @@ acpi_ut_execute_STA ( ******************************************************************************/ acpi_status -acpi_ut_execute_sxds ( - struct acpi_namespace_node *device_node, - u8 *highest) +acpi_ut_execute_sxds(struct acpi_namespace_node *device_node, u8 * highest) { - union acpi_operand_object *obj_desc; - acpi_status status; - u32 i; - - - ACPI_FUNCTION_TRACE ("ut_execute_Sxds"); + union acpi_operand_object *obj_desc; + acpi_status status; + u32 i; + ACPI_FUNCTION_TRACE("ut_execute_Sxds"); for (i = 0; i < 4; i++) { highest[i] = 0xFF; - status = acpi_ut_evaluate_object (device_node, - (char *) acpi_gbl_highest_dstate_names[i], - ACPI_BTYPE_INTEGER, &obj_desc); - if (ACPI_FAILURE (status)) { + status = acpi_ut_evaluate_object(device_node, + (char *) + acpi_gbl_highest_dstate_names + [i], ACPI_BTYPE_INTEGER, + &obj_desc); + if (ACPI_FAILURE(status)) { if (status != AE_NOT_FOUND) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "%s on Device %4.4s, %s\n", - (char *) acpi_gbl_highest_dstate_names[i], - acpi_ut_get_node_name (device_node), - acpi_format_exception (status))); - - return_ACPI_STATUS (status); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "%s on Device %4.4s, %s\n", + (char *) + acpi_gbl_highest_dstate_names + [i], + acpi_ut_get_node_name + (device_node), + acpi_format_exception + (status))); + + return_ACPI_STATUS(status); } - } - else { + } else { /* Extract the Dstate value */ highest[i] = (u8) obj_desc->integer.value; /* Delete the return object */ - acpi_ut_remove_reference (obj_desc); + acpi_ut_remove_reference(obj_desc); } } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } diff --git a/drivers/acpi/utilities/utglobal.c b/drivers/acpi/utilities/utglobal.c index 4146019b543f..399e64b51886 100644 --- a/drivers/acpi/utilities/utglobal.c +++ b/drivers/acpi/utilities/utglobal.c @@ -48,8 +48,7 @@ #include <acpi/acnamesp.h> #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utglobal") - +ACPI_MODULE_NAME("utglobal") /******************************************************************************* * @@ -63,17 +62,12 @@ * DESCRIPTION: This function translates an ACPI exception into an ASCII string. * ******************************************************************************/ - -const char * -acpi_format_exception ( - acpi_status status) +const char *acpi_format_exception(acpi_status status) { - acpi_status sub_status; - const char *exception = NULL; - - - ACPI_FUNCTION_NAME ("format_exception"); + acpi_status sub_status; + const char *exception = NULL; + ACPI_FUNCTION_NAME("format_exception"); sub_status = (status & ~AE_CODE_MASK); @@ -81,35 +75,39 @@ acpi_format_exception ( case AE_CODE_ENVIRONMENTAL: if (sub_status <= AE_CODE_ENV_MAX) { - exception = acpi_gbl_exception_names_env [sub_status]; + exception = acpi_gbl_exception_names_env[sub_status]; } break; case AE_CODE_PROGRAMMER: if (sub_status <= AE_CODE_PGM_MAX) { - exception = acpi_gbl_exception_names_pgm [sub_status -1]; + exception = + acpi_gbl_exception_names_pgm[sub_status - 1]; } break; case AE_CODE_ACPI_TABLES: if (sub_status <= AE_CODE_TBL_MAX) { - exception = acpi_gbl_exception_names_tbl [sub_status -1]; + exception = + acpi_gbl_exception_names_tbl[sub_status - 1]; } break; case AE_CODE_AML: if (sub_status <= AE_CODE_AML_MAX) { - exception = acpi_gbl_exception_names_aml [sub_status -1]; + exception = + acpi_gbl_exception_names_aml[sub_status - 1]; } break; case AE_CODE_CONTROL: if (sub_status <= AE_CODE_CTRL_MAX) { - exception = acpi_gbl_exception_names_ctrl [sub_status -1]; + exception = + acpi_gbl_exception_names_ctrl[sub_status - 1]; } break; @@ -120,16 +118,15 @@ acpi_format_exception ( if (!exception) { /* Exception code was not recognized */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unknown exception code: 0x%8.8X\n", status)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unknown exception code: 0x%8.8X\n", status)); - return ((const char *) "UNKNOWN_STATUS_CODE"); + return ((const char *)"UNKNOWN_STATUS_CODE"); } - return ((const char *) exception); + return ((const char *)exception); } - /******************************************************************************* * * Static global variable initialization. @@ -142,34 +139,32 @@ acpi_format_exception ( */ /* Debug switch - level and trace mask */ -u32 acpi_dbg_level = ACPI_DEBUG_DEFAULT; +u32 acpi_dbg_level = ACPI_DEBUG_DEFAULT; EXPORT_SYMBOL(acpi_dbg_level); /* Debug switch - layer (component) mask */ -u32 acpi_dbg_layer = ACPI_COMPONENT_DEFAULT | ACPI_ALL_DRIVERS; +u32 acpi_dbg_layer = ACPI_COMPONENT_DEFAULT | ACPI_ALL_DRIVERS; EXPORT_SYMBOL(acpi_dbg_layer); -u32 acpi_gbl_nesting_level = 0; - +u32 acpi_gbl_nesting_level = 0; /* Debugger globals */ -u8 acpi_gbl_db_terminate_threads = FALSE; -u8 acpi_gbl_abort_method = FALSE; -u8 acpi_gbl_method_executing = FALSE; +u8 acpi_gbl_db_terminate_threads = FALSE; +u8 acpi_gbl_abort_method = FALSE; +u8 acpi_gbl_method_executing = FALSE; /* System flags */ -u32 acpi_gbl_startup_flags = 0; +u32 acpi_gbl_startup_flags = 0; /* System starts uninitialized */ -u8 acpi_gbl_shutdown = TRUE; +u8 acpi_gbl_shutdown = TRUE; -const u8 acpi_gbl_decode_to8bit [8] = {1,2,4,8,16,32,64,128}; +const u8 acpi_gbl_decode_to8bit[8] = { 1, 2, 4, 8, 16, 32, 64, 128 }; -const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = -{ +const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = { "\\_S0_", "\\_S1_", "\\_S2_", @@ -178,8 +173,7 @@ const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COU "\\_S5_" }; -const char *acpi_gbl_highest_dstate_names[4] = -{ +const char *acpi_gbl_highest_dstate_names[4] = { "_S1D", "_S2D", "_S3D", @@ -190,8 +184,7 @@ const char *acpi_gbl_highest_dstate_names[4] = * Strings supported by the _OSI predefined (internal) method. * When adding strings, be sure to update ACPI_NUM_OSI_STRINGS. */ -const char *acpi_gbl_valid_osi_strings[ACPI_NUM_OSI_STRINGS] = -{ +const char *acpi_gbl_valid_osi_strings[ACPI_NUM_OSI_STRINGS] = { /* Operating System Vendor Strings */ "Linux", @@ -209,7 +202,6 @@ const char *acpi_gbl_valid_osi_strings[ACPI_NUM_OSI_STR "Extended Address Space Descriptor" }; - /******************************************************************************* * * Namespace globals @@ -225,74 +217,70 @@ const char *acpi_gbl_valid_osi_strings[ACPI_NUM_OSI_STR * 2) _TZ_ is defined to be a thermal zone in order to allow ASL code to * perform a Notify() operation on it. */ -const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = -{ {"_GPE", ACPI_TYPE_LOCAL_SCOPE, NULL}, - {"_PR_", ACPI_TYPE_LOCAL_SCOPE, NULL}, - {"_SB_", ACPI_TYPE_DEVICE, NULL}, - {"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL}, - {"_TZ_", ACPI_TYPE_THERMAL, NULL}, - {"_REV", ACPI_TYPE_INTEGER, (char *) ACPI_CA_SUPPORT_LEVEL}, - {"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME}, - {"_GL_", ACPI_TYPE_MUTEX, (char *) 1}, +const struct acpi_predefined_names acpi_gbl_pre_defined_names[] = + { {"_GPE", ACPI_TYPE_LOCAL_SCOPE, NULL}, +{"_PR_", ACPI_TYPE_LOCAL_SCOPE, NULL}, +{"_SB_", ACPI_TYPE_DEVICE, NULL}, +{"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL}, +{"_TZ_", ACPI_TYPE_THERMAL, NULL}, +{"_REV", ACPI_TYPE_INTEGER, (char *)ACPI_CA_SUPPORT_LEVEL}, +{"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME}, +{"_GL_", ACPI_TYPE_MUTEX, (char *)1}, #if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY) - {"_OSI", ACPI_TYPE_METHOD, (char *) 1}, +{"_OSI", ACPI_TYPE_METHOD, (char *)1}, #endif /* Table terminator */ - {NULL, ACPI_TYPE_ANY, NULL} +{NULL, ACPI_TYPE_ANY, NULL} }; /* * Properties of the ACPI Object Types, both internal and external. * The table is indexed by values of acpi_object_type */ -const u8 acpi_gbl_ns_properties[] = -{ - ACPI_NS_NORMAL, /* 00 Any */ - ACPI_NS_NORMAL, /* 01 Number */ - ACPI_NS_NORMAL, /* 02 String */ - ACPI_NS_NORMAL, /* 03 Buffer */ - ACPI_NS_NORMAL, /* 04 Package */ - ACPI_NS_NORMAL, /* 05 field_unit */ - ACPI_NS_NEWSCOPE, /* 06 Device */ - ACPI_NS_NORMAL, /* 07 Event */ - ACPI_NS_NEWSCOPE, /* 08 Method */ - ACPI_NS_NORMAL, /* 09 Mutex */ - ACPI_NS_NORMAL, /* 10 Region */ - ACPI_NS_NEWSCOPE, /* 11 Power */ - ACPI_NS_NEWSCOPE, /* 12 Processor */ - ACPI_NS_NEWSCOPE, /* 13 Thermal */ - ACPI_NS_NORMAL, /* 14 buffer_field */ - ACPI_NS_NORMAL, /* 15 ddb_handle */ - ACPI_NS_NORMAL, /* 16 Debug Object */ - ACPI_NS_NORMAL, /* 17 def_field */ - ACPI_NS_NORMAL, /* 18 bank_field */ - ACPI_NS_NORMAL, /* 19 index_field */ - ACPI_NS_NORMAL, /* 20 Reference */ - ACPI_NS_NORMAL, /* 21 Alias */ - ACPI_NS_NORMAL, /* 22 method_alias */ - ACPI_NS_NORMAL, /* 23 Notify */ - ACPI_NS_NORMAL, /* 24 Address Handler */ - ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 25 Resource Desc */ - ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 26 Resource Field */ - ACPI_NS_NEWSCOPE, /* 27 Scope */ - ACPI_NS_NORMAL, /* 28 Extra */ - ACPI_NS_NORMAL, /* 29 Data */ - ACPI_NS_NORMAL /* 30 Invalid */ +const u8 acpi_gbl_ns_properties[] = { + ACPI_NS_NORMAL, /* 00 Any */ + ACPI_NS_NORMAL, /* 01 Number */ + ACPI_NS_NORMAL, /* 02 String */ + ACPI_NS_NORMAL, /* 03 Buffer */ + ACPI_NS_NORMAL, /* 04 Package */ + ACPI_NS_NORMAL, /* 05 field_unit */ + ACPI_NS_NEWSCOPE, /* 06 Device */ + ACPI_NS_NORMAL, /* 07 Event */ + ACPI_NS_NEWSCOPE, /* 08 Method */ + ACPI_NS_NORMAL, /* 09 Mutex */ + ACPI_NS_NORMAL, /* 10 Region */ + ACPI_NS_NEWSCOPE, /* 11 Power */ + ACPI_NS_NEWSCOPE, /* 12 Processor */ + ACPI_NS_NEWSCOPE, /* 13 Thermal */ + ACPI_NS_NORMAL, /* 14 buffer_field */ + ACPI_NS_NORMAL, /* 15 ddb_handle */ + ACPI_NS_NORMAL, /* 16 Debug Object */ + ACPI_NS_NORMAL, /* 17 def_field */ + ACPI_NS_NORMAL, /* 18 bank_field */ + ACPI_NS_NORMAL, /* 19 index_field */ + ACPI_NS_NORMAL, /* 20 Reference */ + ACPI_NS_NORMAL, /* 21 Alias */ + ACPI_NS_NORMAL, /* 22 method_alias */ + ACPI_NS_NORMAL, /* 23 Notify */ + ACPI_NS_NORMAL, /* 24 Address Handler */ + ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 25 Resource Desc */ + ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 26 Resource Field */ + ACPI_NS_NEWSCOPE, /* 27 Scope */ + ACPI_NS_NORMAL, /* 28 Extra */ + ACPI_NS_NORMAL, /* 29 Data */ + ACPI_NS_NORMAL /* 30 Invalid */ }; - /* Hex to ASCII conversion table */ -static const char acpi_gbl_hex_to_ascii[] = -{ - '0','1','2','3','4','5','6','7', - '8','9','A','B','C','D','E','F' +static const char acpi_gbl_hex_to_ascii[] = { + '0', '1', '2', '3', '4', '5', '6', '7', + '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' }; - /******************************************************************************* * * FUNCTION: acpi_ut_hex_to_ascii_char @@ -307,16 +295,12 @@ static const char acpi_gbl_hex_to_ascii[] = * ******************************************************************************/ -char -acpi_ut_hex_to_ascii_char ( - acpi_integer integer, - u32 position) +char acpi_ut_hex_to_ascii_char(acpi_integer integer, u32 position) { return (acpi_gbl_hex_to_ascii[(integer >> position) & 0xF]); } - /******************************************************************************* * * Table name globals @@ -330,67 +314,139 @@ acpi_ut_hex_to_ascii_char ( * ******************************************************************************/ -struct acpi_table_list acpi_gbl_table_lists[NUM_ACPI_TABLE_TYPES]; +struct acpi_table_list acpi_gbl_table_lists[NUM_ACPI_TABLE_TYPES]; -struct acpi_table_support acpi_gbl_table_data[NUM_ACPI_TABLE_TYPES] = -{ +struct acpi_table_support acpi_gbl_table_data[NUM_ACPI_TABLE_TYPES] = { /*********** Name, Signature, Global typed pointer Signature size, Type How many allowed?, Contains valid AML? */ - /* RSDP 0 */ {RSDP_NAME, RSDP_SIG, NULL, sizeof (RSDP_SIG)-1, ACPI_TABLE_ROOT | ACPI_TABLE_SINGLE}, - /* DSDT 1 */ {DSDT_SIG, DSDT_SIG, (void *) &acpi_gbl_DSDT, sizeof (DSDT_SIG)-1, ACPI_TABLE_SECONDARY| ACPI_TABLE_SINGLE | ACPI_TABLE_EXECUTABLE}, - /* FADT 2 */ {FADT_SIG, FADT_SIG, (void *) &acpi_gbl_FADT, sizeof (FADT_SIG)-1, ACPI_TABLE_PRIMARY | ACPI_TABLE_SINGLE}, - /* FACS 3 */ {FACS_SIG, FACS_SIG, (void *) &acpi_gbl_FACS, sizeof (FACS_SIG)-1, ACPI_TABLE_SECONDARY| ACPI_TABLE_SINGLE}, - /* PSDT 4 */ {PSDT_SIG, PSDT_SIG, NULL, sizeof (PSDT_SIG)-1, ACPI_TABLE_PRIMARY | ACPI_TABLE_MULTIPLE | ACPI_TABLE_EXECUTABLE}, - /* SSDT 5 */ {SSDT_SIG, SSDT_SIG, NULL, sizeof (SSDT_SIG)-1, ACPI_TABLE_PRIMARY | ACPI_TABLE_MULTIPLE | ACPI_TABLE_EXECUTABLE}, - /* XSDT 6 */ {XSDT_SIG, XSDT_SIG, NULL, sizeof (RSDT_SIG)-1, ACPI_TABLE_ROOT | ACPI_TABLE_SINGLE}, + /* RSDP 0 */ {RSDP_NAME, RSDP_SIG, NULL, sizeof(RSDP_SIG) - 1, + ACPI_TABLE_ROOT | ACPI_TABLE_SINGLE} + , + /* DSDT 1 */ {DSDT_SIG, DSDT_SIG, (void *)&acpi_gbl_DSDT, + sizeof(DSDT_SIG) - 1, + ACPI_TABLE_SECONDARY | ACPI_TABLE_SINGLE | + ACPI_TABLE_EXECUTABLE} + , + /* FADT 2 */ {FADT_SIG, FADT_SIG, (void *)&acpi_gbl_FADT, + sizeof(FADT_SIG) - 1, + ACPI_TABLE_PRIMARY | ACPI_TABLE_SINGLE} + , + /* FACS 3 */ {FACS_SIG, FACS_SIG, (void *)&acpi_gbl_FACS, + sizeof(FACS_SIG) - 1, + ACPI_TABLE_SECONDARY | ACPI_TABLE_SINGLE} + , + /* PSDT 4 */ {PSDT_SIG, PSDT_SIG, NULL, sizeof(PSDT_SIG) - 1, + ACPI_TABLE_PRIMARY | ACPI_TABLE_MULTIPLE | + ACPI_TABLE_EXECUTABLE} + , + /* SSDT 5 */ {SSDT_SIG, SSDT_SIG, NULL, sizeof(SSDT_SIG) - 1, + ACPI_TABLE_PRIMARY | ACPI_TABLE_MULTIPLE | + ACPI_TABLE_EXECUTABLE} + , + /* XSDT 6 */ {XSDT_SIG, XSDT_SIG, NULL, sizeof(RSDT_SIG) - 1, + ACPI_TABLE_ROOT | ACPI_TABLE_SINGLE} + , }; - /****************************************************************************** * * Event and Hardware globals * ******************************************************************************/ -struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG] = -{ +struct acpi_bit_register_info acpi_gbl_bit_register_info[ACPI_NUM_BITREG] = { /* Name Parent Register Register Bit Position Register Bit Mask */ - /* ACPI_BITREG_TIMER_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_TIMER_STATUS, ACPI_BITMASK_TIMER_STATUS}, - /* ACPI_BITREG_BUS_MASTER_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_BUS_MASTER_STATUS, ACPI_BITMASK_BUS_MASTER_STATUS}, - /* ACPI_BITREG_GLOBAL_LOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_GLOBAL_LOCK_STATUS, ACPI_BITMASK_GLOBAL_LOCK_STATUS}, - /* ACPI_BITREG_POWER_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_POWER_BUTTON_STATUS, ACPI_BITMASK_POWER_BUTTON_STATUS}, - /* ACPI_BITREG_SLEEP_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_SLEEP_BUTTON_STATUS, ACPI_BITMASK_SLEEP_BUTTON_STATUS}, - /* ACPI_BITREG_RT_CLOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_RT_CLOCK_STATUS, ACPI_BITMASK_RT_CLOCK_STATUS}, - /* ACPI_BITREG_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_WAKE_STATUS, ACPI_BITMASK_WAKE_STATUS}, - /* ACPI_BITREG_PCIEXP_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_PCIEXP_WAKE_STATUS, ACPI_BITMASK_PCIEXP_WAKE_STATUS}, - - /* ACPI_BITREG_TIMER_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_TIMER_ENABLE, ACPI_BITMASK_TIMER_ENABLE}, - /* ACPI_BITREG_GLOBAL_LOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE, ACPI_BITMASK_GLOBAL_LOCK_ENABLE}, - /* ACPI_BITREG_POWER_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_POWER_BUTTON_ENABLE, ACPI_BITMASK_POWER_BUTTON_ENABLE}, - /* ACPI_BITREG_SLEEP_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE, ACPI_BITMASK_SLEEP_BUTTON_ENABLE}, - /* ACPI_BITREG_RT_CLOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_RT_CLOCK_ENABLE, ACPI_BITMASK_RT_CLOCK_ENABLE}, - /* ACPI_BITREG_WAKE_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, 0, 0}, - /* ACPI_BITREG_PCIEXP_WAKE_DISABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE, ACPI_BITMASK_PCIEXP_WAKE_DISABLE}, - - /* ACPI_BITREG_SCI_ENABLE */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_SCI_ENABLE, ACPI_BITMASK_SCI_ENABLE}, - /* ACPI_BITREG_BUS_MASTER_RLD */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_BUS_MASTER_RLD, ACPI_BITMASK_BUS_MASTER_RLD}, - /* ACPI_BITREG_GLOBAL_LOCK_RELEASE */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE, ACPI_BITMASK_GLOBAL_LOCK_RELEASE}, - /* ACPI_BITREG_SLEEP_TYPE_A */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_SLEEP_TYPE_X, ACPI_BITMASK_SLEEP_TYPE_X}, - /* ACPI_BITREG_SLEEP_TYPE_B */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_SLEEP_TYPE_X, ACPI_BITMASK_SLEEP_TYPE_X}, - /* ACPI_BITREG_SLEEP_ENABLE */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_SLEEP_ENABLE, ACPI_BITMASK_SLEEP_ENABLE}, - - /* ACPI_BITREG_ARB_DIS */ {ACPI_REGISTER_PM2_CONTROL, ACPI_BITPOSITION_ARB_DISABLE, ACPI_BITMASK_ARB_DISABLE} + /* ACPI_BITREG_TIMER_STATUS */ {ACPI_REGISTER_PM1_STATUS, + ACPI_BITPOSITION_TIMER_STATUS, + ACPI_BITMASK_TIMER_STATUS}, + /* ACPI_BITREG_BUS_MASTER_STATUS */ {ACPI_REGISTER_PM1_STATUS, + ACPI_BITPOSITION_BUS_MASTER_STATUS, + ACPI_BITMASK_BUS_MASTER_STATUS}, + /* ACPI_BITREG_GLOBAL_LOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS, + ACPI_BITPOSITION_GLOBAL_LOCK_STATUS, + ACPI_BITMASK_GLOBAL_LOCK_STATUS}, + /* ACPI_BITREG_POWER_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS, + ACPI_BITPOSITION_POWER_BUTTON_STATUS, + ACPI_BITMASK_POWER_BUTTON_STATUS}, + /* ACPI_BITREG_SLEEP_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS, + ACPI_BITPOSITION_SLEEP_BUTTON_STATUS, + ACPI_BITMASK_SLEEP_BUTTON_STATUS}, + /* ACPI_BITREG_RT_CLOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS, + ACPI_BITPOSITION_RT_CLOCK_STATUS, + ACPI_BITMASK_RT_CLOCK_STATUS}, + /* ACPI_BITREG_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS, + ACPI_BITPOSITION_WAKE_STATUS, + ACPI_BITMASK_WAKE_STATUS}, + /* ACPI_BITREG_PCIEXP_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS, + ACPI_BITPOSITION_PCIEXP_WAKE_STATUS, + ACPI_BITMASK_PCIEXP_WAKE_STATUS}, + + /* ACPI_BITREG_TIMER_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, + ACPI_BITPOSITION_TIMER_ENABLE, + ACPI_BITMASK_TIMER_ENABLE}, + /* ACPI_BITREG_GLOBAL_LOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, + ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE, + ACPI_BITMASK_GLOBAL_LOCK_ENABLE}, + /* ACPI_BITREG_POWER_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, + ACPI_BITPOSITION_POWER_BUTTON_ENABLE, + ACPI_BITMASK_POWER_BUTTON_ENABLE}, + /* ACPI_BITREG_SLEEP_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, + ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE, + ACPI_BITMASK_SLEEP_BUTTON_ENABLE}, + /* ACPI_BITREG_RT_CLOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, + ACPI_BITPOSITION_RT_CLOCK_ENABLE, + ACPI_BITMASK_RT_CLOCK_ENABLE}, + /* ACPI_BITREG_WAKE_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, 0, 0}, + /* ACPI_BITREG_PCIEXP_WAKE_DISABLE */ {ACPI_REGISTER_PM1_ENABLE, + ACPI_BITPOSITION_PCIEXP_WAKE_DISABLE, + ACPI_BITMASK_PCIEXP_WAKE_DISABLE}, + + /* ACPI_BITREG_SCI_ENABLE */ {ACPI_REGISTER_PM1_CONTROL, + ACPI_BITPOSITION_SCI_ENABLE, + ACPI_BITMASK_SCI_ENABLE}, + /* ACPI_BITREG_BUS_MASTER_RLD */ {ACPI_REGISTER_PM1_CONTROL, + ACPI_BITPOSITION_BUS_MASTER_RLD, + ACPI_BITMASK_BUS_MASTER_RLD}, + /* ACPI_BITREG_GLOBAL_LOCK_RELEASE */ {ACPI_REGISTER_PM1_CONTROL, + ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE, + ACPI_BITMASK_GLOBAL_LOCK_RELEASE}, + /* ACPI_BITREG_SLEEP_TYPE_A */ {ACPI_REGISTER_PM1_CONTROL, + ACPI_BITPOSITION_SLEEP_TYPE_X, + ACPI_BITMASK_SLEEP_TYPE_X}, + /* ACPI_BITREG_SLEEP_TYPE_B */ {ACPI_REGISTER_PM1_CONTROL, + ACPI_BITPOSITION_SLEEP_TYPE_X, + ACPI_BITMASK_SLEEP_TYPE_X}, + /* ACPI_BITREG_SLEEP_ENABLE */ {ACPI_REGISTER_PM1_CONTROL, + ACPI_BITPOSITION_SLEEP_ENABLE, + ACPI_BITMASK_SLEEP_ENABLE}, + + /* ACPI_BITREG_ARB_DIS */ {ACPI_REGISTER_PM2_CONTROL, + ACPI_BITPOSITION_ARB_DISABLE, + ACPI_BITMASK_ARB_DISABLE} }; - -struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = -{ - /* ACPI_EVENT_PMTIMER */ {ACPI_BITREG_TIMER_STATUS, ACPI_BITREG_TIMER_ENABLE, ACPI_BITMASK_TIMER_STATUS, ACPI_BITMASK_TIMER_ENABLE}, - /* ACPI_EVENT_GLOBAL */ {ACPI_BITREG_GLOBAL_LOCK_STATUS, ACPI_BITREG_GLOBAL_LOCK_ENABLE, ACPI_BITMASK_GLOBAL_LOCK_STATUS, ACPI_BITMASK_GLOBAL_LOCK_ENABLE}, - /* ACPI_EVENT_POWER_BUTTON */ {ACPI_BITREG_POWER_BUTTON_STATUS, ACPI_BITREG_POWER_BUTTON_ENABLE, ACPI_BITMASK_POWER_BUTTON_STATUS, ACPI_BITMASK_POWER_BUTTON_ENABLE}, - /* ACPI_EVENT_SLEEP_BUTTON */ {ACPI_BITREG_SLEEP_BUTTON_STATUS, ACPI_BITREG_SLEEP_BUTTON_ENABLE, ACPI_BITMASK_SLEEP_BUTTON_STATUS, ACPI_BITMASK_SLEEP_BUTTON_ENABLE}, - /* ACPI_EVENT_RTC */ {ACPI_BITREG_RT_CLOCK_STATUS, ACPI_BITREG_RT_CLOCK_ENABLE, ACPI_BITMASK_RT_CLOCK_STATUS, ACPI_BITMASK_RT_CLOCK_ENABLE}, +struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVENTS] = { + /* ACPI_EVENT_PMTIMER */ {ACPI_BITREG_TIMER_STATUS, + ACPI_BITREG_TIMER_ENABLE, + ACPI_BITMASK_TIMER_STATUS, + ACPI_BITMASK_TIMER_ENABLE}, + /* ACPI_EVENT_GLOBAL */ {ACPI_BITREG_GLOBAL_LOCK_STATUS, + ACPI_BITREG_GLOBAL_LOCK_ENABLE, + ACPI_BITMASK_GLOBAL_LOCK_STATUS, + ACPI_BITMASK_GLOBAL_LOCK_ENABLE}, + /* ACPI_EVENT_POWER_BUTTON */ {ACPI_BITREG_POWER_BUTTON_STATUS, + ACPI_BITREG_POWER_BUTTON_ENABLE, + ACPI_BITMASK_POWER_BUTTON_STATUS, + ACPI_BITMASK_POWER_BUTTON_ENABLE}, + /* ACPI_EVENT_SLEEP_BUTTON */ {ACPI_BITREG_SLEEP_BUTTON_STATUS, + ACPI_BITREG_SLEEP_BUTTON_ENABLE, + ACPI_BITMASK_SLEEP_BUTTON_STATUS, + ACPI_BITMASK_SLEEP_BUTTON_ENABLE}, + /* ACPI_EVENT_RTC */ {ACPI_BITREG_RT_CLOCK_STATUS, + ACPI_BITREG_RT_CLOCK_ENABLE, + ACPI_BITMASK_RT_CLOCK_STATUS, + ACPI_BITMASK_RT_CLOCK_ENABLE}, }; /******************************************************************************* @@ -407,8 +463,7 @@ struct acpi_fixed_event_info acpi_gbl_fixed_event_info[ACPI_NUM_FIXED_EVE /* Region type decoding */ -const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS] = -{ +const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS] = { /*! [Begin] no source code translation (keep these ASL Keywords as-is) */ "SystemMemory", "SystemIO", @@ -421,25 +476,18 @@ const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS] = /*! [End] no source code translation !*/ }; - -char * -acpi_ut_get_region_name ( - u8 space_id) +char *acpi_ut_get_region_name(u8 space_id) { - if (space_id >= ACPI_USER_REGION_BEGIN) - { + if (space_id >= ACPI_USER_REGION_BEGIN) { return ("user_defined_region"); - } - else if (space_id >= ACPI_NUM_PREDEFINED_REGIONS) - { + } else if (space_id >= ACPI_NUM_PREDEFINED_REGIONS) { return ("invalid_space_id"); } - return ((char *) acpi_gbl_region_types[space_id]); + return ((char *)acpi_gbl_region_types[space_id]); } - /******************************************************************************* * * FUNCTION: acpi_ut_get_event_name @@ -454,8 +502,7 @@ acpi_ut_get_region_name ( /* Event type decoding */ -static const char *acpi_gbl_event_types[ACPI_NUM_FIXED_EVENTS] = -{ +static const char *acpi_gbl_event_types[ACPI_NUM_FIXED_EVENTS] = { "PM_Timer", "global_lock", "power_button", @@ -463,21 +510,16 @@ static const char *acpi_gbl_event_types[ACPI_NUM_FIXED_EVENTS] = "real_time_clock", }; - -char * -acpi_ut_get_event_name ( - u32 event_id) +char *acpi_ut_get_event_name(u32 event_id) { - if (event_id > ACPI_EVENT_MAX) - { + if (event_id > ACPI_EVENT_MAX) { return ("invalid_event_iD"); } - return ((char *) acpi_gbl_event_types[event_id]); + return ((char *)acpi_gbl_event_types[event_id]); } - /******************************************************************************* * * FUNCTION: acpi_ut_get_type_name @@ -498,12 +540,11 @@ acpi_ut_get_event_name ( * when stored in a table it really means that we have thus far seen no * evidence to indicate what type is actually going to be stored for this entry. */ -static const char acpi_gbl_bad_type[] = "UNDEFINED"; +static const char acpi_gbl_bad_type[] = "UNDEFINED"; /* Printable names of the ACPI object types */ -static const char *acpi_gbl_ns_type_names[] = -{ +static const char *acpi_gbl_ns_type_names[] = { /* 00 */ "Untyped", /* 01 */ "Integer", /* 02 */ "String", @@ -537,35 +578,26 @@ static const char *acpi_gbl_ns_type_names[] = /* 30 */ "Invalid" }; - -char * -acpi_ut_get_type_name ( - acpi_object_type type) +char *acpi_ut_get_type_name(acpi_object_type type) { - if (type > ACPI_TYPE_INVALID) - { - return ((char *) acpi_gbl_bad_type); + if (type > ACPI_TYPE_INVALID) { + return ((char *)acpi_gbl_bad_type); } - return ((char *) acpi_gbl_ns_type_names[type]); + return ((char *)acpi_gbl_ns_type_names[type]); } - -char * -acpi_ut_get_object_type_name ( - union acpi_operand_object *obj_desc) +char *acpi_ut_get_object_type_name(union acpi_operand_object *obj_desc) { - if (!obj_desc) - { + if (!obj_desc) { return ("[NULL Object Descriptor]"); } - return (acpi_ut_get_type_name (ACPI_GET_OBJECT_TYPE (obj_desc))); + return (acpi_ut_get_type_name(ACPI_GET_OBJECT_TYPE(obj_desc))); } - /******************************************************************************* * * FUNCTION: acpi_ut_get_node_name @@ -578,39 +610,31 @@ acpi_ut_get_object_type_name ( * ******************************************************************************/ -char * -acpi_ut_get_node_name ( - void *object) +char *acpi_ut_get_node_name(void *object) { - struct acpi_namespace_node *node = (struct acpi_namespace_node *) object; - + struct acpi_namespace_node *node = (struct acpi_namespace_node *)object; /* Must return a string of exactly 4 characters == ACPI_NAME_SIZE */ - if (!object) - { + if (!object) { return ("NULL"); } /* Check for Root node */ - if ((object == ACPI_ROOT_OBJECT) || - (object == acpi_gbl_root_node)) - { + if ((object == ACPI_ROOT_OBJECT) || (object == acpi_gbl_root_node)) { return ("\"\\\" "); } /* Descriptor must be a namespace node */ - if (node->descriptor != ACPI_DESC_TYPE_NAMED) - { + if (node->descriptor != ACPI_DESC_TYPE_NAMED) { return ("####"); } /* Name must be a valid ACPI name */ - if (!acpi_ut_valid_acpi_name (* (u32 *) node->name.ascii)) - { + if (!acpi_ut_valid_acpi_name(*(u32 *) node->name.ascii)) { return ("????"); } @@ -619,7 +643,6 @@ acpi_ut_get_node_name ( return (node->name.ascii); } - /******************************************************************************* * * FUNCTION: acpi_ut_get_descriptor_name @@ -634,8 +657,7 @@ acpi_ut_get_node_name ( /* Printable names of object descriptor types */ -static const char *acpi_gbl_desc_type_names[] = -{ +static const char *acpi_gbl_desc_type_names[] = { /* 00 */ "Invalid", /* 01 */ "Cached", /* 02 */ "State-Generic", @@ -654,27 +676,22 @@ static const char *acpi_gbl_desc_type_names[] = /* 15 */ "Node" }; - -char * -acpi_ut_get_descriptor_name ( - void *object) +char *acpi_ut_get_descriptor_name(void *object) { - if (!object) - { + if (!object) { return ("NULL OBJECT"); } - if (ACPI_GET_DESCRIPTOR_TYPE (object) > ACPI_DESC_TYPE_MAX) - { - return ((char *) acpi_gbl_bad_type); + if (ACPI_GET_DESCRIPTOR_TYPE(object) > ACPI_DESC_TYPE_MAX) { + return ((char *)acpi_gbl_bad_type); } - return ((char *) acpi_gbl_desc_type_names[ACPI_GET_DESCRIPTOR_TYPE (object)]); + return ((char *) + acpi_gbl_desc_type_names[ACPI_GET_DESCRIPTOR_TYPE(object)]); } - #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) /* * Strings and procedures used for debug only @@ -693,13 +710,10 @@ acpi_ut_get_descriptor_name ( * ******************************************************************************/ -char * -acpi_ut_get_mutex_name ( - u32 mutex_id) +char *acpi_ut_get_mutex_name(u32 mutex_id) { - if (mutex_id > MAX_MUTEX) - { + if (mutex_id > MAX_MUTEX) { return ("Invalid Mutex ID"); } @@ -707,7 +721,6 @@ acpi_ut_get_mutex_name ( } #endif - /******************************************************************************* * * FUNCTION: acpi_ut_valid_object_type @@ -720,13 +733,10 @@ acpi_ut_get_mutex_name ( * ******************************************************************************/ -u8 -acpi_ut_valid_object_type ( - acpi_object_type type) +u8 acpi_ut_valid_object_type(acpi_object_type type) { - if (type > ACPI_TYPE_LOCAL_MAX) - { + if (type > ACPI_TYPE_LOCAL_MAX) { /* Note: Assumes all TYPEs are contiguous (external/local) */ return (FALSE); @@ -735,74 +745,6 @@ acpi_ut_valid_object_type ( return (TRUE); } - -/******************************************************************************* - * - * FUNCTION: acpi_ut_allocate_owner_id - * - * PARAMETERS: id_type - Type of ID (method or table) - * - * DESCRIPTION: Allocate a table or method owner id - * - * NOTE: this algorithm has a wraparound problem at 64_k method invocations, and - * should be revisited (TBD) - * - ******************************************************************************/ - -acpi_owner_id -acpi_ut_allocate_owner_id ( - u32 id_type) -{ - acpi_owner_id owner_id = 0xFFFF; - - - ACPI_FUNCTION_TRACE ("ut_allocate_owner_id"); - - - if (ACPI_FAILURE (acpi_ut_acquire_mutex (ACPI_MTX_CACHES))) - { - return (0); - } - - switch (id_type) - { - case ACPI_OWNER_TYPE_TABLE: - - owner_id = acpi_gbl_next_table_owner_id; - acpi_gbl_next_table_owner_id++; - - /* Check for wraparound */ - - if (acpi_gbl_next_table_owner_id == ACPI_FIRST_METHOD_ID) - { - acpi_gbl_next_table_owner_id = ACPI_FIRST_TABLE_ID; - ACPI_REPORT_WARNING (("Table owner ID wraparound\n")); - } - break; - - - case ACPI_OWNER_TYPE_METHOD: - - owner_id = acpi_gbl_next_method_owner_id; - acpi_gbl_next_method_owner_id++; - - if (acpi_gbl_next_method_owner_id == ACPI_FIRST_TABLE_ID) - { - /* Check for wraparound */ - - acpi_gbl_next_method_owner_id = ACPI_FIRST_METHOD_ID; - } - break; - - default: - break; - } - - (void) acpi_ut_release_mutex (ACPI_MTX_CACHES); - return_VALUE (owner_id); -} - - /******************************************************************************* * * FUNCTION: acpi_ut_init_globals @@ -816,129 +758,96 @@ acpi_ut_allocate_owner_id ( * ******************************************************************************/ -void -acpi_ut_init_globals ( - void) +void acpi_ut_init_globals(void) { - u32 i; + acpi_status status; + u32 i; + ACPI_FUNCTION_TRACE("ut_init_globals"); - ACPI_FUNCTION_TRACE ("ut_init_globals"); + /* Create all memory caches */ - - /* Memory allocation and cache lists */ - - ACPI_MEMSET (acpi_gbl_memory_lists, 0, sizeof (struct acpi_memory_list) * ACPI_NUM_MEM_LISTS); - - acpi_gbl_memory_lists[ACPI_MEM_LIST_STATE].link_offset = (u16) ACPI_PTR_DIFF (&(((union acpi_generic_state *) NULL)->common.next), NULL); - acpi_gbl_memory_lists[ACPI_MEM_LIST_PSNODE].link_offset = (u16) ACPI_PTR_DIFF (&(((union acpi_parse_object *) NULL)->common.next), NULL); - acpi_gbl_memory_lists[ACPI_MEM_LIST_PSNODE_EXT].link_offset = (u16) ACPI_PTR_DIFF (&(((union acpi_parse_object *) NULL)->common.next), NULL); - acpi_gbl_memory_lists[ACPI_MEM_LIST_OPERAND].link_offset = (u16) ACPI_PTR_DIFF (&(((union acpi_operand_object *) NULL)->cache.next), NULL); - acpi_gbl_memory_lists[ACPI_MEM_LIST_WALK].link_offset = (u16) ACPI_PTR_DIFF (&(((struct acpi_walk_state *) NULL)->next), NULL); - - acpi_gbl_memory_lists[ACPI_MEM_LIST_NSNODE].object_size = sizeof (struct acpi_namespace_node); - acpi_gbl_memory_lists[ACPI_MEM_LIST_STATE].object_size = sizeof (union acpi_generic_state); - acpi_gbl_memory_lists[ACPI_MEM_LIST_PSNODE].object_size = sizeof (struct acpi_parse_obj_common); - acpi_gbl_memory_lists[ACPI_MEM_LIST_PSNODE_EXT].object_size = sizeof (struct acpi_parse_obj_named); - acpi_gbl_memory_lists[ACPI_MEM_LIST_OPERAND].object_size = sizeof (union acpi_operand_object); - acpi_gbl_memory_lists[ACPI_MEM_LIST_WALK].object_size = sizeof (struct acpi_walk_state); - - acpi_gbl_memory_lists[ACPI_MEM_LIST_STATE].max_cache_depth = ACPI_MAX_STATE_CACHE_DEPTH; - acpi_gbl_memory_lists[ACPI_MEM_LIST_PSNODE].max_cache_depth = ACPI_MAX_PARSE_CACHE_DEPTH; - acpi_gbl_memory_lists[ACPI_MEM_LIST_PSNODE_EXT].max_cache_depth = ACPI_MAX_EXTPARSE_CACHE_DEPTH; - acpi_gbl_memory_lists[ACPI_MEM_LIST_OPERAND].max_cache_depth = ACPI_MAX_OBJECT_CACHE_DEPTH; - acpi_gbl_memory_lists[ACPI_MEM_LIST_WALK].max_cache_depth = ACPI_MAX_WALK_CACHE_DEPTH; - - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_GLOBAL].list_name = "Global Memory Allocation"); - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_NSNODE].list_name = "Namespace Nodes"); - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_STATE].list_name = "State Object Cache"); - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_PSNODE].list_name = "Parse Node Cache"); - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_PSNODE_EXT].list_name = "Extended Parse Node Cache"); - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_OPERAND].list_name = "Operand Object Cache"); - ACPI_MEM_TRACKING (acpi_gbl_memory_lists[ACPI_MEM_LIST_WALK].list_name = "Tree Walk Node Cache"); + status = acpi_ut_create_caches(); + if (ACPI_FAILURE(status)) { + return; + } /* ACPI table structure */ - for (i = 0; i < NUM_ACPI_TABLE_TYPES; i++) - { - acpi_gbl_table_lists[i].next = NULL; - acpi_gbl_table_lists[i].count = 0; + for (i = 0; i < NUM_ACPI_TABLE_TYPES; i++) { + acpi_gbl_table_lists[i].next = NULL; + acpi_gbl_table_lists[i].count = 0; } /* Mutex locked flags */ - for (i = 0; i < NUM_MUTEX; i++) - { - acpi_gbl_mutex_info[i].mutex = NULL; - acpi_gbl_mutex_info[i].owner_id = ACPI_MUTEX_NOT_ACQUIRED; - acpi_gbl_mutex_info[i].use_count = 0; + for (i = 0; i < NUM_MUTEX; i++) { + acpi_gbl_mutex_info[i].mutex = NULL; + acpi_gbl_mutex_info[i].thread_id = ACPI_MUTEX_NOT_ACQUIRED; + acpi_gbl_mutex_info[i].use_count = 0; } /* GPE support */ - acpi_gbl_gpe_xrupt_list_head = NULL; - acpi_gbl_gpe_fadt_blocks[0] = NULL; - acpi_gbl_gpe_fadt_blocks[1] = NULL; + acpi_gbl_gpe_xrupt_list_head = NULL; + acpi_gbl_gpe_fadt_blocks[0] = NULL; + acpi_gbl_gpe_fadt_blocks[1] = NULL; /* Global notify handlers */ - acpi_gbl_system_notify.handler = NULL; - acpi_gbl_device_notify.handler = NULL; - acpi_gbl_exception_handler = NULL; - acpi_gbl_init_handler = NULL; + acpi_gbl_system_notify.handler = NULL; + acpi_gbl_device_notify.handler = NULL; + acpi_gbl_exception_handler = NULL; + acpi_gbl_init_handler = NULL; /* Global "typed" ACPI table pointers */ - acpi_gbl_RSDP = NULL; - acpi_gbl_XSDT = NULL; - acpi_gbl_FACS = NULL; - acpi_gbl_FADT = NULL; - acpi_gbl_DSDT = NULL; + acpi_gbl_RSDP = NULL; + acpi_gbl_XSDT = NULL; + acpi_gbl_FACS = NULL; + acpi_gbl_FADT = NULL; + acpi_gbl_DSDT = NULL; /* Global Lock support */ - acpi_gbl_global_lock_acquired = FALSE; - acpi_gbl_global_lock_thread_count = 0; - acpi_gbl_global_lock_handle = 0; + acpi_gbl_global_lock_acquired = FALSE; + acpi_gbl_global_lock_thread_count = 0; + acpi_gbl_global_lock_handle = 0; /* Miscellaneous variables */ - acpi_gbl_table_flags = ACPI_PHYSICAL_POINTER; - acpi_gbl_rsdp_original_location = 0; - acpi_gbl_cm_single_step = FALSE; - acpi_gbl_db_terminate_threads = FALSE; - acpi_gbl_shutdown = FALSE; - acpi_gbl_ns_lookup_count = 0; - acpi_gbl_ps_find_count = 0; - acpi_gbl_acpi_hardware_present = TRUE; - acpi_gbl_next_table_owner_id = ACPI_FIRST_TABLE_ID; - acpi_gbl_next_method_owner_id = ACPI_FIRST_METHOD_ID; - acpi_gbl_debugger_configuration = DEBUGGER_THREADING; - acpi_gbl_db_output_flags = ACPI_DB_CONSOLE_OUTPUT; + acpi_gbl_table_flags = ACPI_PHYSICAL_POINTER; + acpi_gbl_rsdp_original_location = 0; + acpi_gbl_cm_single_step = FALSE; + acpi_gbl_db_terminate_threads = FALSE; + acpi_gbl_shutdown = FALSE; + acpi_gbl_ns_lookup_count = 0; + acpi_gbl_ps_find_count = 0; + acpi_gbl_acpi_hardware_present = TRUE; + acpi_gbl_owner_id_mask = 0; + acpi_gbl_debugger_configuration = DEBUGGER_THREADING; + acpi_gbl_db_output_flags = ACPI_DB_CONSOLE_OUTPUT; /* Hardware oriented */ - acpi_gbl_events_initialized = FALSE; - acpi_gbl_system_awake_and_running = TRUE; + acpi_gbl_events_initialized = FALSE; + acpi_gbl_system_awake_and_running = TRUE; /* Namespace */ - acpi_gbl_root_node = NULL; + acpi_gbl_root_node = NULL; acpi_gbl_root_node_struct.name.integer = ACPI_ROOT_NAME; acpi_gbl_root_node_struct.descriptor = ACPI_DESC_TYPE_NAMED; - acpi_gbl_root_node_struct.type = ACPI_TYPE_DEVICE; - acpi_gbl_root_node_struct.child = NULL; - acpi_gbl_root_node_struct.peer = NULL; - acpi_gbl_root_node_struct.object = NULL; - acpi_gbl_root_node_struct.flags = ANOBJ_END_OF_PEER_LIST; - + acpi_gbl_root_node_struct.type = ACPI_TYPE_DEVICE; + acpi_gbl_root_node_struct.child = NULL; + acpi_gbl_root_node_struct.peer = NULL; + acpi_gbl_root_node_struct.object = NULL; + acpi_gbl_root_node_struct.flags = ANOBJ_END_OF_PEER_LIST; #ifdef ACPI_DEBUG_OUTPUT - acpi_gbl_lowest_stack_pointer = ACPI_SIZE_MAX; + acpi_gbl_lowest_stack_pointer = ACPI_SIZE_MAX; #endif return_VOID; } - - diff --git a/drivers/acpi/utilities/utinit.c b/drivers/acpi/utilities/utinit.c index 7f3713889ff0..9dde82b0beaf 100644 --- a/drivers/acpi/utilities/utinit.c +++ b/drivers/acpi/utilities/utinit.c @@ -41,25 +41,18 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/acevents.h> #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utinit") +ACPI_MODULE_NAME("utinit") /* Local prototypes */ - static void -acpi_ut_fadt_register_error ( - char *register_name, - u32 value, - acpi_size offset); - -static void acpi_ut_terminate ( - void); +acpi_ut_fadt_register_error(char *register_name, u32 value, acpi_size offset); +static void acpi_ut_terminate(void); /******************************************************************************* * @@ -76,18 +69,14 @@ static void acpi_ut_terminate ( ******************************************************************************/ static void -acpi_ut_fadt_register_error ( - char *register_name, - u32 value, - acpi_size offset) +acpi_ut_fadt_register_error(char *register_name, u32 value, acpi_size offset) { - ACPI_REPORT_WARNING ( - ("Invalid FADT value %s=%X at offset %X FADT=%p\n", - register_name, value, (u32) offset, acpi_gbl_FADT)); + ACPI_REPORT_WARNING(("Invalid FADT value %s=%X at offset %X FADT=%p\n", + register_name, value, (u32) offset, + acpi_gbl_FADT)); } - /****************************************************************************** * * FUNCTION: acpi_ut_validate_fadt @@ -100,9 +89,7 @@ acpi_ut_fadt_register_error ( * ******************************************************************************/ -acpi_status -acpi_ut_validate_fadt ( - void) +acpi_status acpi_ut_validate_fadt(void) { /* @@ -110,64 +97,66 @@ acpi_ut_validate_fadt ( * but don't abort on any problems, just display error */ if (acpi_gbl_FADT->pm1_evt_len < 4) { - acpi_ut_fadt_register_error ("PM1_EVT_LEN", - (u32) acpi_gbl_FADT->pm1_evt_len, - ACPI_FADT_OFFSET (pm1_evt_len)); + acpi_ut_fadt_register_error("PM1_EVT_LEN", + (u32) acpi_gbl_FADT->pm1_evt_len, + ACPI_FADT_OFFSET(pm1_evt_len)); } if (!acpi_gbl_FADT->pm1_cnt_len) { - acpi_ut_fadt_register_error ("PM1_CNT_LEN", 0, - ACPI_FADT_OFFSET (pm1_cnt_len)); + acpi_ut_fadt_register_error("PM1_CNT_LEN", 0, + ACPI_FADT_OFFSET(pm1_cnt_len)); } if (!acpi_gbl_FADT->xpm1a_evt_blk.address) { - acpi_ut_fadt_register_error ("X_PM1a_EVT_BLK", 0, - ACPI_FADT_OFFSET (xpm1a_evt_blk.address)); + acpi_ut_fadt_register_error("X_PM1a_EVT_BLK", 0, + ACPI_FADT_OFFSET(xpm1a_evt_blk. + address)); } if (!acpi_gbl_FADT->xpm1a_cnt_blk.address) { - acpi_ut_fadt_register_error ("X_PM1a_CNT_BLK", 0, - ACPI_FADT_OFFSET (xpm1a_cnt_blk.address)); + acpi_ut_fadt_register_error("X_PM1a_CNT_BLK", 0, + ACPI_FADT_OFFSET(xpm1a_cnt_blk. + address)); } if (!acpi_gbl_FADT->xpm_tmr_blk.address) { - acpi_ut_fadt_register_error ("X_PM_TMR_BLK", 0, - ACPI_FADT_OFFSET (xpm_tmr_blk.address)); + acpi_ut_fadt_register_error("X_PM_TMR_BLK", 0, + ACPI_FADT_OFFSET(xpm_tmr_blk. + address)); } if ((acpi_gbl_FADT->xpm2_cnt_blk.address && - !acpi_gbl_FADT->pm2_cnt_len)) { - acpi_ut_fadt_register_error ("PM2_CNT_LEN", - (u32) acpi_gbl_FADT->pm2_cnt_len, - ACPI_FADT_OFFSET (pm2_cnt_len)); + !acpi_gbl_FADT->pm2_cnt_len)) { + acpi_ut_fadt_register_error("PM2_CNT_LEN", + (u32) acpi_gbl_FADT->pm2_cnt_len, + ACPI_FADT_OFFSET(pm2_cnt_len)); } if (acpi_gbl_FADT->pm_tm_len < 4) { - acpi_ut_fadt_register_error ("PM_TM_LEN", - (u32) acpi_gbl_FADT->pm_tm_len, - ACPI_FADT_OFFSET (pm_tm_len)); + acpi_ut_fadt_register_error("PM_TM_LEN", + (u32) acpi_gbl_FADT->pm_tm_len, + ACPI_FADT_OFFSET(pm_tm_len)); } /* Length of GPE blocks must be a multiple of 2 */ if (acpi_gbl_FADT->xgpe0_blk.address && - (acpi_gbl_FADT->gpe0_blk_len & 1)) { - acpi_ut_fadt_register_error ("(x)GPE0_BLK_LEN", - (u32) acpi_gbl_FADT->gpe0_blk_len, - ACPI_FADT_OFFSET (gpe0_blk_len)); + (acpi_gbl_FADT->gpe0_blk_len & 1)) { + acpi_ut_fadt_register_error("(x)GPE0_BLK_LEN", + (u32) acpi_gbl_FADT->gpe0_blk_len, + ACPI_FADT_OFFSET(gpe0_blk_len)); } if (acpi_gbl_FADT->xgpe1_blk.address && - (acpi_gbl_FADT->gpe1_blk_len & 1)) { - acpi_ut_fadt_register_error ("(x)GPE1_BLK_LEN", - (u32) acpi_gbl_FADT->gpe1_blk_len, - ACPI_FADT_OFFSET (gpe1_blk_len)); + (acpi_gbl_FADT->gpe1_blk_len & 1)) { + acpi_ut_fadt_register_error("(x)GPE1_BLK_LEN", + (u32) acpi_gbl_FADT->gpe1_blk_len, + ACPI_FADT_OFFSET(gpe1_blk_len)); } return (AE_OK); } - /****************************************************************************** * * FUNCTION: acpi_ut_terminate @@ -180,18 +169,14 @@ acpi_ut_validate_fadt ( * ******************************************************************************/ -static void -acpi_ut_terminate ( - void) +static void acpi_ut_terminate(void) { - struct acpi_gpe_block_info *gpe_block; - struct acpi_gpe_block_info *next_gpe_block; - struct acpi_gpe_xrupt_info *gpe_xrupt_info; - struct acpi_gpe_xrupt_info *next_gpe_xrupt_info; - - - ACPI_FUNCTION_TRACE ("ut_terminate"); + struct acpi_gpe_block_info *gpe_block; + struct acpi_gpe_block_info *next_gpe_block; + struct acpi_gpe_xrupt_info *gpe_xrupt_info; + struct acpi_gpe_xrupt_info *next_gpe_xrupt_info; + ACPI_FUNCTION_TRACE("ut_terminate"); /* Free global tables, etc. */ /* Free global GPE blocks and related info structures */ @@ -201,21 +186,20 @@ acpi_ut_terminate ( gpe_block = gpe_xrupt_info->gpe_block_list_head; while (gpe_block) { next_gpe_block = gpe_block->next; - ACPI_MEM_FREE (gpe_block->event_info); - ACPI_MEM_FREE (gpe_block->register_info); - ACPI_MEM_FREE (gpe_block); + ACPI_MEM_FREE(gpe_block->event_info); + ACPI_MEM_FREE(gpe_block->register_info); + ACPI_MEM_FREE(gpe_block); gpe_block = next_gpe_block; } next_gpe_xrupt_info = gpe_xrupt_info->next; - ACPI_MEM_FREE (gpe_xrupt_info); + ACPI_MEM_FREE(gpe_xrupt_info); gpe_xrupt_info = next_gpe_xrupt_info; } return_VOID; } - /******************************************************************************* * * FUNCTION: acpi_ut_subsystem_shutdown @@ -229,50 +213,45 @@ acpi_ut_terminate ( * ******************************************************************************/ -void -acpi_ut_subsystem_shutdown ( - void) +void acpi_ut_subsystem_shutdown(void) { - ACPI_FUNCTION_TRACE ("ut_subsystem_shutdown"); + ACPI_FUNCTION_TRACE("ut_subsystem_shutdown"); /* Just exit if subsystem is already shutdown */ if (acpi_gbl_shutdown) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "ACPI Subsystem is already terminated\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "ACPI Subsystem is already terminated\n")); return_VOID; } /* Subsystem appears active, go ahead and shut it down */ acpi_gbl_shutdown = TRUE; - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Shutting down ACPI Subsystem...\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Shutting down ACPI Subsystem...\n")); /* Close the acpi_event Handling */ - acpi_ev_terminate (); + acpi_ev_terminate(); /* Close the Namespace */ - acpi_ns_terminate (); + acpi_ns_terminate(); /* Close the globals */ - acpi_ut_terminate (); + acpi_ut_terminate(); /* Purge the local caches */ - (void) acpi_purge_cached_objects (); + (void)acpi_ut_delete_caches(); /* Debug only - display leftover memory allocation, if any */ #ifdef ACPI_DBG_TRACK_ALLOCATIONS - acpi_ut_dump_allocations (ACPI_UINT32_MAX, NULL); + acpi_ut_dump_allocations(ACPI_UINT32_MAX, NULL); #endif return_VOID; } - - diff --git a/drivers/acpi/utilities/utmath.c b/drivers/acpi/utilities/utmath.c index 0d527c91543c..68a0a6f94129 100644 --- a/drivers/acpi/utilities/utmath.c +++ b/drivers/acpi/utilities/utmath.c @@ -41,19 +41,16 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> - #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utmath") +ACPI_MODULE_NAME("utmath") /* * Support for double-precision integer divide. This code is included here * in order to support kernel environments where the double-precision math * library is not available. */ - #ifndef ACPI_USE_NATIVE_DIVIDE /******************************************************************************* * @@ -71,27 +68,22 @@ * 32-bit remainder. * ******************************************************************************/ - acpi_status -acpi_ut_short_divide ( - acpi_integer dividend, - u32 divisor, - acpi_integer *out_quotient, - u32 *out_remainder) +acpi_ut_short_divide(acpi_integer dividend, + u32 divisor, + acpi_integer * out_quotient, u32 * out_remainder) { - union uint64_overlay dividend_ovl; - union uint64_overlay quotient; - u32 remainder32; - - - ACPI_FUNCTION_TRACE ("ut_short_divide"); + union uint64_overlay dividend_ovl; + union uint64_overlay quotient; + u32 remainder32; + ACPI_FUNCTION_TRACE("ut_short_divide"); /* Always check for a zero divisor */ if (divisor == 0) { - ACPI_REPORT_ERROR (("acpi_ut_short_divide: Divide by zero\n")); - return_ACPI_STATUS (AE_AML_DIVIDE_BY_ZERO); + ACPI_REPORT_ERROR(("acpi_ut_short_divide: Divide by zero\n")); + return_ACPI_STATUS(AE_AML_DIVIDE_BY_ZERO); } dividend_ovl.full = dividend; @@ -100,9 +92,9 @@ acpi_ut_short_divide ( * The quotient is 64 bits, the remainder is always 32 bits, * and is generated by the second divide. */ - ACPI_DIV_64_BY_32 (0, dividend_ovl.part.hi, divisor, + ACPI_DIV_64_BY_32(0, dividend_ovl.part.hi, divisor, quotient.part.hi, remainder32); - ACPI_DIV_64_BY_32 (remainder32, dividend_ovl.part.lo, divisor, + ACPI_DIV_64_BY_32(remainder32, dividend_ovl.part.lo, divisor, quotient.part.lo, remainder32); /* Return only what was requested */ @@ -114,10 +106,9 @@ acpi_ut_short_divide ( *out_remainder = remainder32; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } - /******************************************************************************* * * FUNCTION: acpi_ut_divide @@ -134,34 +125,30 @@ acpi_ut_short_divide ( ******************************************************************************/ acpi_status -acpi_ut_divide ( - acpi_integer in_dividend, - acpi_integer in_divisor, - acpi_integer *out_quotient, - acpi_integer *out_remainder) +acpi_ut_divide(acpi_integer in_dividend, + acpi_integer in_divisor, + acpi_integer * out_quotient, acpi_integer * out_remainder) { - union uint64_overlay dividend; - union uint64_overlay divisor; - union uint64_overlay quotient; - union uint64_overlay remainder; - union uint64_overlay normalized_dividend; - union uint64_overlay normalized_divisor; - u32 partial1; - union uint64_overlay partial2; - union uint64_overlay partial3; - - - ACPI_FUNCTION_TRACE ("ut_divide"); - + union uint64_overlay dividend; + union uint64_overlay divisor; + union uint64_overlay quotient; + union uint64_overlay remainder; + union uint64_overlay normalized_dividend; + union uint64_overlay normalized_divisor; + u32 partial1; + union uint64_overlay partial2; + union uint64_overlay partial3; + + ACPI_FUNCTION_TRACE("ut_divide"); /* Always check for a zero divisor */ if (in_divisor == 0) { - ACPI_REPORT_ERROR (("acpi_ut_divide: Divide by zero\n")); - return_ACPI_STATUS (AE_AML_DIVIDE_BY_ZERO); + ACPI_REPORT_ERROR(("acpi_ut_divide: Divide by zero\n")); + return_ACPI_STATUS(AE_AML_DIVIDE_BY_ZERO); } - divisor.full = in_divisor; + divisor.full = in_divisor; dividend.full = in_dividend; if (divisor.part.hi == 0) { /* @@ -174,9 +161,9 @@ acpi_ut_divide ( * The quotient is 64 bits, the remainder is always 32 bits, * and is generated by the second divide. */ - ACPI_DIV_64_BY_32 (0, dividend.part.hi, divisor.part.lo, + ACPI_DIV_64_BY_32(0, dividend.part.hi, divisor.part.lo, quotient.part.hi, partial1); - ACPI_DIV_64_BY_32 (partial1, dividend.part.lo, divisor.part.lo, + ACPI_DIV_64_BY_32(partial1, dividend.part.lo, divisor.part.lo, quotient.part.lo, remainder.part.lo); } @@ -185,23 +172,23 @@ acpi_ut_divide ( * 2) The general case where the divisor is a full 64 bits * is more difficult */ - quotient.part.hi = 0; + quotient.part.hi = 0; normalized_dividend = dividend; normalized_divisor = divisor; /* Normalize the operands (shift until the divisor is < 32 bits) */ do { - ACPI_SHIFT_RIGHT_64 (normalized_divisor.part.hi, - normalized_divisor.part.lo); - ACPI_SHIFT_RIGHT_64 (normalized_dividend.part.hi, - normalized_dividend.part.lo); + ACPI_SHIFT_RIGHT_64(normalized_divisor.part.hi, + normalized_divisor.part.lo); + ACPI_SHIFT_RIGHT_64(normalized_dividend.part.hi, + normalized_dividend.part.lo); } while (normalized_divisor.part.hi != 0); /* Partial divide */ - ACPI_DIV_64_BY_32 (normalized_dividend.part.hi, + ACPI_DIV_64_BY_32(normalized_dividend.part.hi, normalized_dividend.part.lo, normalized_divisor.part.lo, quotient.part.lo, partial1); @@ -210,8 +197,9 @@ acpi_ut_divide ( * The quotient is always 32 bits, and simply requires adjustment. * The 64-bit remainder must be generated. */ - partial1 = quotient.part.lo * divisor.part.hi; - partial2.full = (acpi_integer) quotient.part.lo * divisor.part.lo; + partial1 = quotient.part.lo * divisor.part.hi; + partial2.full = + (acpi_integer) quotient.part.lo * divisor.part.lo; partial3.full = (acpi_integer) partial2.part.hi + partial1; remainder.part.hi = partial3.part.lo; @@ -224,16 +212,15 @@ acpi_ut_divide ( quotient.part.lo--; remainder.full -= divisor.full; } - } - else { + } else { quotient.part.lo--; remainder.full -= divisor.full; } } - remainder.full = remainder.full - dividend.full; - remainder.part.hi = (u32) -((s32) remainder.part.hi); - remainder.part.lo = (u32) -((s32) remainder.part.lo); + remainder.full = remainder.full - dividend.full; + remainder.part.hi = (u32) - ((s32) remainder.part.hi); + remainder.part.lo = (u32) - ((s32) remainder.part.lo); if (remainder.part.lo) { remainder.part.hi--; @@ -250,11 +237,10 @@ acpi_ut_divide ( *out_remainder = remainder.full; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } #else - /******************************************************************************* * * FUNCTION: acpi_ut_short_divide, acpi_ut_divide @@ -269,23 +255,19 @@ acpi_ut_divide ( * perform the divide. * ******************************************************************************/ - acpi_status -acpi_ut_short_divide ( - acpi_integer in_dividend, - u32 divisor, - acpi_integer *out_quotient, - u32 *out_remainder) +acpi_ut_short_divide(acpi_integer in_dividend, + u32 divisor, + acpi_integer * out_quotient, u32 * out_remainder) { - ACPI_FUNCTION_TRACE ("ut_short_divide"); - + ACPI_FUNCTION_TRACE("ut_short_divide"); /* Always check for a zero divisor */ if (divisor == 0) { - ACPI_REPORT_ERROR (("acpi_ut_short_divide: Divide by zero\n")); - return_ACPI_STATUS (AE_AML_DIVIDE_BY_ZERO); + ACPI_REPORT_ERROR(("acpi_ut_short_divide: Divide by zero\n")); + return_ACPI_STATUS(AE_AML_DIVIDE_BY_ZERO); } /* Return only what was requested */ @@ -297,27 +279,23 @@ acpi_ut_short_divide ( *out_remainder = (u32) in_dividend % divisor; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } acpi_status -acpi_ut_divide ( - acpi_integer in_dividend, - acpi_integer in_divisor, - acpi_integer *out_quotient, - acpi_integer *out_remainder) +acpi_ut_divide(acpi_integer in_dividend, + acpi_integer in_divisor, + acpi_integer * out_quotient, acpi_integer * out_remainder) { - ACPI_FUNCTION_TRACE ("ut_divide"); - + ACPI_FUNCTION_TRACE("ut_divide"); /* Always check for a zero divisor */ if (in_divisor == 0) { - ACPI_REPORT_ERROR (("acpi_ut_divide: Divide by zero\n")); - return_ACPI_STATUS (AE_AML_DIVIDE_BY_ZERO); + ACPI_REPORT_ERROR(("acpi_ut_divide: Divide by zero\n")); + return_ACPI_STATUS(AE_AML_DIVIDE_BY_ZERO); } - /* Return only what was requested */ if (out_quotient) { @@ -327,9 +305,7 @@ acpi_ut_divide ( *out_remainder = in_dividend % in_divisor; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } #endif - - diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/utilities/utmisc.c index f6de4ed3d527..0c5abc536c7a 100644 --- a/drivers/acpi/utilities/utmisc.c +++ b/drivers/acpi/utilities/utmisc.c @@ -41,24 +41,130 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> - #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utmisc") +ACPI_MODULE_NAME("utmisc") + +/******************************************************************************* + * + * FUNCTION: acpi_ut_allocate_owner_id + * + * PARAMETERS: owner_id - Where the new owner ID is returned + * + * RETURN: Status + * + * DESCRIPTION: Allocate a table or method owner ID. The owner ID is used to + * track objects created by the table or method, to be deleted + * when the method exits or the table is unloaded. + * + ******************************************************************************/ +acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id) +{ + acpi_native_uint i; + acpi_status status; + + ACPI_FUNCTION_TRACE("ut_allocate_owner_id"); + + /* Guard against multiple allocations of ID to the same location */ + + if (*owner_id) { + ACPI_REPORT_ERROR(("Owner ID [%2.2X] already exists\n", + *owner_id)); + return_ACPI_STATUS(AE_ALREADY_EXISTS); + } + + /* Mutex for the global ID mask */ + + status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } -/* Local prototypes */ + /* Find a free owner ID */ -static acpi_status -acpi_ut_create_mutex ( - acpi_mutex_handle mutex_id); + for (i = 0; i < 32; i++) { + if (!(acpi_gbl_owner_id_mask & (1 << i))) { + ACPI_DEBUG_PRINT((ACPI_DB_VALUES, + "Current owner_id mask: %8.8X New ID: %2.2X\n", + acpi_gbl_owner_id_mask, + (unsigned int)(i + 1))); -static acpi_status -acpi_ut_delete_mutex ( - acpi_mutex_handle mutex_id); + acpi_gbl_owner_id_mask |= (1 << i); + *owner_id = (acpi_owner_id) (i + 1); + goto exit; + } + } + /* + * If we are here, all owner_ids have been allocated. This probably should + * not happen since the IDs are reused after deallocation. The IDs are + * allocated upon table load (one per table) and method execution, and + * they are released when a table is unloaded or a method completes + * execution. + */ + *owner_id = 0; + status = AE_OWNER_ID_LIMIT; + ACPI_REPORT_ERROR(("Could not allocate new owner_id (32 max), AE_OWNER_ID_LIMIT\n")); + + exit: + (void)acpi_ut_release_mutex(ACPI_MTX_CACHES); + return_ACPI_STATUS(status); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_release_owner_id + * + * PARAMETERS: owner_id_ptr - Pointer to a previously allocated owner_iD + * + * RETURN: None. No error is returned because we are either exiting a + * control method or unloading a table. Either way, we would + * ignore any error anyway. + * + * DESCRIPTION: Release a table or method owner ID. Valid IDs are 1 - 32 + * + ******************************************************************************/ + +void acpi_ut_release_owner_id(acpi_owner_id * owner_id_ptr) +{ + acpi_owner_id owner_id = *owner_id_ptr; + acpi_status status; + + ACPI_FUNCTION_TRACE_U32("ut_release_owner_id", owner_id); + + /* Always clear the input owner_id (zero is an invalid ID) */ + + *owner_id_ptr = 0; + + /* Zero is not a valid owner_iD */ + + if ((owner_id == 0) || (owner_id > 32)) { + ACPI_REPORT_ERROR(("Invalid owner_id: %2.2X\n", owner_id)); + return_VOID; + } + + /* Mutex for the global ID mask */ + + status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES); + if (ACPI_FAILURE(status)) { + return_VOID; + } + + /* Normalize the ID to zero */ + + owner_id--; + + /* Free the owner ID only if it is valid */ + + if (acpi_gbl_owner_id_mask & (1 << owner_id)) { + acpi_gbl_owner_id_mask ^= (1 << owner_id); + } + + (void)acpi_ut_release_mutex(ACPI_MTX_CACHES); + return_VOID; +} /******************************************************************************* * @@ -66,7 +172,7 @@ acpi_ut_delete_mutex ( * * PARAMETERS: src_string - The source string to convert * - * RETURN: Converted src_string (same as input pointer) + * RETURN: None * * DESCRIPTION: Convert string to uppercase * @@ -74,26 +180,25 @@ acpi_ut_delete_mutex ( * ******************************************************************************/ -char * -acpi_ut_strupr ( - char *src_string) +void acpi_ut_strupr(char *src_string) { - char *string; - + char *string; - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); + if (!src_string) { + return; + } /* Walk entire string, uppercasing the letters */ for (string = src_string; *string; string++) { - *string = (char) ACPI_TOUPPER (*string); + *string = (char)ACPI_TOUPPER(*string); } - return (src_string); + return; } - /******************************************************************************* * * FUNCTION: acpi_ut_print_string @@ -108,85 +213,77 @@ acpi_ut_strupr ( * ******************************************************************************/ -void -acpi_ut_print_string ( - char *string, - u8 max_length) +void acpi_ut_print_string(char *string, u8 max_length) { - u32 i; - + u32 i; if (!string) { - acpi_os_printf ("<\"NULL STRING PTR\">"); + acpi_os_printf("<\"NULL STRING PTR\">"); return; } - acpi_os_printf ("\""); + acpi_os_printf("\""); for (i = 0; string[i] && (i < max_length); i++) { /* Escape sequences */ switch (string[i]) { case 0x07: - acpi_os_printf ("\\a"); /* BELL */ + acpi_os_printf("\\a"); /* BELL */ break; case 0x08: - acpi_os_printf ("\\b"); /* BACKSPACE */ + acpi_os_printf("\\b"); /* BACKSPACE */ break; case 0x0C: - acpi_os_printf ("\\f"); /* FORMFEED */ + acpi_os_printf("\\f"); /* FORMFEED */ break; case 0x0A: - acpi_os_printf ("\\n"); /* LINEFEED */ + acpi_os_printf("\\n"); /* LINEFEED */ break; case 0x0D: - acpi_os_printf ("\\r"); /* CARRIAGE RETURN*/ + acpi_os_printf("\\r"); /* CARRIAGE RETURN */ break; case 0x09: - acpi_os_printf ("\\t"); /* HORIZONTAL TAB */ + acpi_os_printf("\\t"); /* HORIZONTAL TAB */ break; case 0x0B: - acpi_os_printf ("\\v"); /* VERTICAL TAB */ + acpi_os_printf("\\v"); /* VERTICAL TAB */ break; - case '\'': /* Single Quote */ - case '\"': /* Double Quote */ - case '\\': /* Backslash */ - acpi_os_printf ("\\%c", (int) string[i]); + case '\'': /* Single Quote */ + case '\"': /* Double Quote */ + case '\\': /* Backslash */ + acpi_os_printf("\\%c", (int)string[i]); break; default: /* Check for printable character or hex escape */ - if (ACPI_IS_PRINT (string[i])) - { + if (ACPI_IS_PRINT(string[i])) { /* This is a normal character */ - acpi_os_printf ("%c", (int) string[i]); - } - else - { + acpi_os_printf("%c", (int)string[i]); + } else { /* All others will be Hex escapes */ - acpi_os_printf ("\\x%2.2X", (s32) string[i]); + acpi_os_printf("\\x%2.2X", (s32) string[i]); } break; } } - acpi_os_printf ("\""); + acpi_os_printf("\""); if (i == max_length && string[i]) { - acpi_os_printf ("..."); + acpi_os_printf("..."); } } - /******************************************************************************* * * FUNCTION: acpi_ut_dword_byte_swap @@ -199,22 +296,18 @@ acpi_ut_print_string ( * ******************************************************************************/ -u32 -acpi_ut_dword_byte_swap ( - u32 value) +u32 acpi_ut_dword_byte_swap(u32 value) { union { - u32 value; - u8 bytes[4]; + u32 value; + u8 bytes[4]; } out; union { - u32 value; - u8 bytes[4]; + u32 value; + u8 bytes[4]; } in; - - ACPI_FUNCTION_ENTRY (); - + ACPI_FUNCTION_ENTRY(); in.value = value; @@ -226,7 +319,6 @@ acpi_ut_dword_byte_swap ( return (out.value); } - /******************************************************************************* * * FUNCTION: acpi_ut_set_integer_width @@ -242,24 +334,20 @@ acpi_ut_dword_byte_swap ( * ******************************************************************************/ -void -acpi_ut_set_integer_width ( - u8 revision) +void acpi_ut_set_integer_width(u8 revision) { if (revision <= 1) { acpi_gbl_integer_bit_width = 32; acpi_gbl_integer_nybble_width = 8; acpi_gbl_integer_byte_width = 4; - } - else { + } else { acpi_gbl_integer_bit_width = 64; acpi_gbl_integer_nybble_width = 16; acpi_gbl_integer_byte_width = 8; } } - #ifdef ACPI_DEBUG_OUTPUT /******************************************************************************* * @@ -277,17 +365,14 @@ acpi_ut_set_integer_width ( ******************************************************************************/ void -acpi_ut_display_init_pathname ( - u8 type, - struct acpi_namespace_node *obj_handle, - char *path) +acpi_ut_display_init_pathname(u8 type, + struct acpi_namespace_node *obj_handle, + char *path) { - acpi_status status; - struct acpi_buffer buffer; - - - ACPI_FUNCTION_ENTRY (); + acpi_status status; + struct acpi_buffer buffer; + ACPI_FUNCTION_ENTRY(); /* Only print the path if the appropriate debug level is enabled */ @@ -298,8 +383,8 @@ acpi_ut_display_init_pathname ( /* Get the full pathname to the node */ buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER; - status = acpi_ns_handle_to_pathname (obj_handle, &buffer); - if (ACPI_FAILURE (status)) { + status = acpi_ns_handle_to_pathname(obj_handle, &buffer); + if (ACPI_FAILURE(status)) { return; } @@ -307,31 +392,30 @@ acpi_ut_display_init_pathname ( switch (type) { case ACPI_TYPE_METHOD: - acpi_os_printf ("Executing "); + acpi_os_printf("Executing "); break; default: - acpi_os_printf ("Initializing "); + acpi_os_printf("Initializing "); break; } /* Print the object type and pathname */ - acpi_os_printf ("%-12s %s", - acpi_ut_get_type_name (type), (char *) buffer.pointer); + acpi_os_printf("%-12s %s", + acpi_ut_get_type_name(type), (char *)buffer.pointer); /* Extra path is used to append names like _STA, _INI, etc. */ if (path) { - acpi_os_printf (".%s", path); + acpi_os_printf(".%s", path); } - acpi_os_printf ("\n"); + acpi_os_printf("\n"); - ACPI_MEM_FREE (buffer.pointer); + ACPI_MEM_FREE(buffer.pointer); } #endif - /******************************************************************************* * * FUNCTION: acpi_ut_valid_acpi_name @@ -347,25 +431,21 @@ acpi_ut_display_init_pathname ( * ******************************************************************************/ -u8 -acpi_ut_valid_acpi_name ( - u32 name) +u8 acpi_ut_valid_acpi_name(u32 name) { - char *name_ptr = (char *) &name; - char character; - acpi_native_uint i; - - - ACPI_FUNCTION_ENTRY (); + char *name_ptr = (char *)&name; + char character; + acpi_native_uint i; + ACPI_FUNCTION_ENTRY(); for (i = 0; i < ACPI_NAME_SIZE; i++) { character = *name_ptr; name_ptr++; if (!((character == '_') || - (character >= 'A' && character <= 'Z') || - (character >= '0' && character <= '9'))) { + (character >= 'A' && character <= 'Z') || + (character >= '0' && character <= '9'))) { return (FALSE); } } @@ -373,7 +453,6 @@ acpi_ut_valid_acpi_name ( return (TRUE); } - /******************************************************************************* * * FUNCTION: acpi_ut_valid_acpi_character @@ -386,19 +465,16 @@ acpi_ut_valid_acpi_name ( * ******************************************************************************/ -u8 -acpi_ut_valid_acpi_character ( - char character) +u8 acpi_ut_valid_acpi_character(char character) { - ACPI_FUNCTION_ENTRY (); + ACPI_FUNCTION_ENTRY(); - return ((u8) ((character == '_') || - (character >= 'A' && character <= 'Z') || - (character >= '0' && character <= '9'))); + return ((u8) ((character == '_') || + (character >= 'A' && character <= 'Z') || + (character >= '0' && character <= '9'))); } - /******************************************************************************* * * FUNCTION: acpi_ut_strtoul64 @@ -415,18 +491,13 @@ acpi_ut_valid_acpi_character ( ******************************************************************************/ acpi_status -acpi_ut_strtoul64 ( - char *string, - u32 base, - acpi_integer *ret_integer) +acpi_ut_strtoul64(char *string, u32 base, acpi_integer * ret_integer) { - u32 this_digit = 0; - acpi_integer return_value = 0; - acpi_integer quotient; - - - ACPI_FUNCTION_TRACE ("ut_stroul64"); + u32 this_digit = 0; + acpi_integer return_value = 0; + acpi_integer quotient; + ACPI_FUNCTION_TRACE("ut_stroul64"); if ((!string) || !(*string)) { goto error_exit; @@ -440,12 +511,12 @@ acpi_ut_strtoul64 ( default: /* Invalid Base */ - return_ACPI_STATUS (AE_BAD_PARAMETER); + return_ACPI_STATUS(AE_BAD_PARAMETER); } /* Skip over any white space in the buffer */ - while (ACPI_IS_SPACE (*string) || *string == '\t') { + while (ACPI_IS_SPACE(*string) || *string == '\t') { string++; } @@ -454,12 +525,10 @@ acpi_ut_strtoul64 ( * determine if it is decimal or hexadecimal: */ if (base == 0) { - if ((*string == '0') && - (ACPI_TOLOWER (*(string + 1)) == 'x')) { + if ((*string == '0') && (ACPI_TOLOWER(*(string + 1)) == 'x')) { base = 16; string += 2; - } - else { + } else { base = 10; } } @@ -469,8 +538,7 @@ acpi_ut_strtoul64 ( * 0 or 0x, if they are present. */ if ((base == 16) && - (*string == '0') && - (ACPI_TOLOWER (*(string + 1)) == 'x')) { + (*string == '0') && (ACPI_TOLOWER(*(string + 1)) == 'x')) { string += 2; } @@ -483,25 +551,23 @@ acpi_ut_strtoul64 ( /* Main loop: convert the string to a 64-bit integer */ while (*string) { - if (ACPI_IS_DIGIT (*string)) { + if (ACPI_IS_DIGIT(*string)) { /* Convert ASCII 0-9 to Decimal value */ - this_digit = ((u8) *string) - '0'; - } - else { + this_digit = ((u8) * string) - '0'; + } else { if (base == 10) { /* Digit is out of range */ goto error_exit; } - this_digit = (u8) ACPI_TOUPPER (*string); - if (ACPI_IS_XDIGIT ((char) this_digit)) { + this_digit = (u8) ACPI_TOUPPER(*string); + if (ACPI_IS_XDIGIT((char)this_digit)) { /* Convert ASCII Hex char to value */ this_digit = this_digit - 'A' + 10; - } - else { + } else { /* * We allow non-hex chars, just stop now, same as end-of-string. * See ACPI spec, string-to-integer conversion. @@ -512,8 +578,10 @@ acpi_ut_strtoul64 ( /* Divide the digit into the correct position */ - (void) acpi_ut_short_divide ((ACPI_INTEGER_MAX - (acpi_integer) this_digit), - base, "ient, NULL); + (void) + acpi_ut_short_divide((ACPI_INTEGER_MAX - + (acpi_integer) this_digit), base, + "ient, NULL); if (return_value > quotient) { goto error_exit; } @@ -526,335 +594,18 @@ acpi_ut_strtoul64 ( /* All done, normal exit */ *ret_integer = return_value; - return_ACPI_STATUS (AE_OK); - + return_ACPI_STATUS(AE_OK); -error_exit: + error_exit: /* Base was set/validated above */ if (base == 10) { - return_ACPI_STATUS (AE_BAD_DECIMAL_CONSTANT); - } - else { - return_ACPI_STATUS (AE_BAD_HEX_CONSTANT); - } -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_mutex_initialize - * - * PARAMETERS: None. - * - * RETURN: Status - * - * DESCRIPTION: Create the system mutex objects. - * - ******************************************************************************/ - -acpi_status -acpi_ut_mutex_initialize ( - void) -{ - u32 i; - acpi_status status; - - - ACPI_FUNCTION_TRACE ("ut_mutex_initialize"); - - - /* - * Create each of the predefined mutex objects - */ - for (i = 0; i < NUM_MUTEX; i++) { - status = acpi_ut_create_mutex (i); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); - } - } - - status = acpi_os_create_lock (&acpi_gbl_gpe_lock); - return_ACPI_STATUS (status); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_mutex_terminate - * - * PARAMETERS: None. - * - * RETURN: None. - * - * DESCRIPTION: Delete all of the system mutex objects. - * - ******************************************************************************/ - -void -acpi_ut_mutex_terminate ( - void) -{ - u32 i; - - - ACPI_FUNCTION_TRACE ("ut_mutex_terminate"); - - - /* - * Delete each predefined mutex object - */ - for (i = 0; i < NUM_MUTEX; i++) { - (void) acpi_ut_delete_mutex (i); - } - - acpi_os_delete_lock (acpi_gbl_gpe_lock); - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_create_mutex - * - * PARAMETERS: mutex_iD - ID of the mutex to be created - * - * RETURN: Status - * - * DESCRIPTION: Create a mutex object. - * - ******************************************************************************/ - -static acpi_status -acpi_ut_create_mutex ( - acpi_mutex_handle mutex_id) -{ - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_U32 ("ut_create_mutex", mutex_id); - - - if (mutex_id > MAX_MUTEX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - if (!acpi_gbl_mutex_info[mutex_id].mutex) { - status = acpi_os_create_semaphore (1, 1, - &acpi_gbl_mutex_info[mutex_id].mutex); - acpi_gbl_mutex_info[mutex_id].owner_id = ACPI_MUTEX_NOT_ACQUIRED; - acpi_gbl_mutex_info[mutex_id].use_count = 0; - } - - return_ACPI_STATUS (status); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_delete_mutex - * - * PARAMETERS: mutex_iD - ID of the mutex to be deleted - * - * RETURN: Status - * - * DESCRIPTION: Delete a mutex object. - * - ******************************************************************************/ - -static acpi_status -acpi_ut_delete_mutex ( - acpi_mutex_handle mutex_id) -{ - acpi_status status; - - - ACPI_FUNCTION_TRACE_U32 ("ut_delete_mutex", mutex_id); - - - if (mutex_id > MAX_MUTEX) { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - status = acpi_os_delete_semaphore (acpi_gbl_mutex_info[mutex_id].mutex); - - acpi_gbl_mutex_info[mutex_id].mutex = NULL; - acpi_gbl_mutex_info[mutex_id].owner_id = ACPI_MUTEX_NOT_ACQUIRED; - - return_ACPI_STATUS (status); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_acquire_mutex - * - * PARAMETERS: mutex_iD - ID of the mutex to be acquired - * - * RETURN: Status - * - * DESCRIPTION: Acquire a mutex object. - * - ******************************************************************************/ - -acpi_status -acpi_ut_acquire_mutex ( - acpi_mutex_handle mutex_id) -{ - acpi_status status; - u32 this_thread_id; - - - ACPI_FUNCTION_NAME ("ut_acquire_mutex"); - - - if (mutex_id > MAX_MUTEX) { - return (AE_BAD_PARAMETER); - } - - this_thread_id = acpi_os_get_thread_id (); - -#ifdef ACPI_MUTEX_DEBUG - { - u32 i; - /* - * Mutex debug code, for internal debugging only. - * - * Deadlock prevention. Check if this thread owns any mutexes of value - * greater than or equal to this one. If so, the thread has violated - * the mutex ordering rule. This indicates a coding error somewhere in - * the ACPI subsystem code. - */ - for (i = mutex_id; i < MAX_MUTEX; i++) { - if (acpi_gbl_mutex_info[i].owner_id == this_thread_id) { - if (i == mutex_id) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Mutex [%s] already acquired by this thread [%X]\n", - acpi_ut_get_mutex_name (mutex_id), this_thread_id)); - - return (AE_ALREADY_ACQUIRED); - } - - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Invalid acquire order: Thread %X owns [%s], wants [%s]\n", - this_thread_id, acpi_ut_get_mutex_name (i), - acpi_ut_get_mutex_name (mutex_id))); - - return (AE_ACQUIRE_DEADLOCK); - } - } - } -#endif - - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, - "Thread %X attempting to acquire Mutex [%s]\n", - this_thread_id, acpi_ut_get_mutex_name (mutex_id))); - - status = acpi_os_wait_semaphore (acpi_gbl_mutex_info[mutex_id].mutex, - 1, ACPI_WAIT_FOREVER); - if (ACPI_SUCCESS (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Thread %X acquired Mutex [%s]\n", - this_thread_id, acpi_ut_get_mutex_name (mutex_id))); - - acpi_gbl_mutex_info[mutex_id].use_count++; - acpi_gbl_mutex_info[mutex_id].owner_id = this_thread_id; - } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Thread %X could not acquire Mutex [%s] %s\n", - this_thread_id, acpi_ut_get_mutex_name (mutex_id), - acpi_format_exception (status))); - } - - return (status); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_release_mutex - * - * PARAMETERS: mutex_iD - ID of the mutex to be released - * - * RETURN: Status - * - * DESCRIPTION: Release a mutex object. - * - ******************************************************************************/ - -acpi_status -acpi_ut_release_mutex ( - acpi_mutex_handle mutex_id) -{ - acpi_status status; - u32 i; - u32 this_thread_id; - - - ACPI_FUNCTION_NAME ("ut_release_mutex"); - - - this_thread_id = acpi_os_get_thread_id (); - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, - "Thread %X releasing Mutex [%s]\n", this_thread_id, - acpi_ut_get_mutex_name (mutex_id))); - - if (mutex_id > MAX_MUTEX) { - return (AE_BAD_PARAMETER); - } - - /* - * Mutex must be acquired in order to release it! - */ - if (acpi_gbl_mutex_info[mutex_id].owner_id == ACPI_MUTEX_NOT_ACQUIRED) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Mutex [%s] is not acquired, cannot release\n", - acpi_ut_get_mutex_name (mutex_id))); - - return (AE_NOT_ACQUIRED); - } - - /* - * Deadlock prevention. Check if this thread owns any mutexes of value - * greater than this one. If so, the thread has violated the mutex - * ordering rule. This indicates a coding error somewhere in - * the ACPI subsystem code. - */ - for (i = mutex_id; i < MAX_MUTEX; i++) { - if (acpi_gbl_mutex_info[i].owner_id == this_thread_id) { - if (i == mutex_id) { - continue; - } - - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Invalid release order: owns [%s], releasing [%s]\n", - acpi_ut_get_mutex_name (i), acpi_ut_get_mutex_name (mutex_id))); - - return (AE_RELEASE_DEADLOCK); - } - } - - /* Mark unlocked FIRST */ - - acpi_gbl_mutex_info[mutex_id].owner_id = ACPI_MUTEX_NOT_ACQUIRED; - - status = acpi_os_signal_semaphore (acpi_gbl_mutex_info[mutex_id].mutex, 1); - - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Thread %X could not release Mutex [%s] %s\n", - this_thread_id, acpi_ut_get_mutex_name (mutex_id), - acpi_format_exception (status))); + return_ACPI_STATUS(AE_BAD_DECIMAL_CONSTANT); + } else { + return_ACPI_STATUS(AE_BAD_HEX_CONSTANT); } - else { - ACPI_DEBUG_PRINT ((ACPI_DB_MUTEX, "Thread %X released Mutex [%s]\n", - this_thread_id, acpi_ut_get_mutex_name (mutex_id))); - } - - return (status); } - /******************************************************************************* * * FUNCTION: acpi_ut_create_update_state_and_push @@ -870,16 +621,13 @@ acpi_ut_release_mutex ( ******************************************************************************/ acpi_status -acpi_ut_create_update_state_and_push ( - union acpi_operand_object *object, - u16 action, - union acpi_generic_state **state_list) +acpi_ut_create_update_state_and_push(union acpi_operand_object *object, + u16 action, + union acpi_generic_state **state_list) { - union acpi_generic_state *state; - - - ACPI_FUNCTION_ENTRY (); + union acpi_generic_state *state; + ACPI_FUNCTION_ENTRY(); /* Ignore null objects; these are expected */ @@ -887,371 +635,15 @@ acpi_ut_create_update_state_and_push ( return (AE_OK); } - state = acpi_ut_create_update_state (object, action); + state = acpi_ut_create_update_state(object, action); if (!state) { return (AE_NO_MEMORY); } - acpi_ut_push_generic_state (state_list, state); + acpi_ut_push_generic_state(state_list, state); return (AE_OK); } - -/******************************************************************************* - * - * FUNCTION: acpi_ut_create_pkg_state_and_push - * - * PARAMETERS: Object - Object to be added to the new state - * Action - Increment/Decrement - * state_list - List the state will be added to - * - * RETURN: Status - * - * DESCRIPTION: Create a new state and push it - * - ******************************************************************************/ - -#ifdef ACPI_FUTURE_USAGE -acpi_status -acpi_ut_create_pkg_state_and_push ( - void *internal_object, - void *external_object, - u16 index, - union acpi_generic_state **state_list) -{ - union acpi_generic_state *state; - - - ACPI_FUNCTION_ENTRY (); - - - state = acpi_ut_create_pkg_state (internal_object, external_object, index); - if (!state) { - return (AE_NO_MEMORY); - } - - acpi_ut_push_generic_state (state_list, state); - return (AE_OK); -} -#endif /* ACPI_FUTURE_USAGE */ - -/******************************************************************************* - * - * FUNCTION: acpi_ut_push_generic_state - * - * PARAMETERS: list_head - Head of the state stack - * State - State object to push - * - * RETURN: None - * - * DESCRIPTION: Push a state object onto a state stack - * - ******************************************************************************/ - -void -acpi_ut_push_generic_state ( - union acpi_generic_state **list_head, - union acpi_generic_state *state) -{ - ACPI_FUNCTION_TRACE ("ut_push_generic_state"); - - - /* Push the state object onto the front of the list (stack) */ - - state->common.next = *list_head; - *list_head = state; - - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_pop_generic_state - * - * PARAMETERS: list_head - Head of the state stack - * - * RETURN: The popped state object - * - * DESCRIPTION: Pop a state object from a state stack - * - ******************************************************************************/ - -union acpi_generic_state * -acpi_ut_pop_generic_state ( - union acpi_generic_state **list_head) -{ - union acpi_generic_state *state; - - - ACPI_FUNCTION_TRACE ("ut_pop_generic_state"); - - - /* Remove the state object at the head of the list (stack) */ - - state = *list_head; - if (state) { - /* Update the list head */ - - *list_head = state->common.next; - } - - return_PTR (state); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_create_generic_state - * - * PARAMETERS: None - * - * RETURN: The new state object. NULL on failure. - * - * DESCRIPTION: Create a generic state object. Attempt to obtain one from - * the global state cache; If none available, create a new one. - * - ******************************************************************************/ - -union acpi_generic_state * -acpi_ut_create_generic_state ( - void) -{ - union acpi_generic_state *state; - - - ACPI_FUNCTION_ENTRY (); - - - state = acpi_ut_acquire_from_cache (ACPI_MEM_LIST_STATE); - - /* Initialize */ - - if (state) { - state->common.data_type = ACPI_DESC_TYPE_STATE; - } - - return (state); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_create_thread_state - * - * PARAMETERS: None - * - * RETURN: New Thread State. NULL on failure - * - * DESCRIPTION: Create a "Thread State" - a flavor of the generic state used - * to track per-thread info during method execution - * - ******************************************************************************/ - -struct acpi_thread_state * -acpi_ut_create_thread_state ( - void) -{ - union acpi_generic_state *state; - - - ACPI_FUNCTION_TRACE ("ut_create_thread_state"); - - - /* Create the generic state object */ - - state = acpi_ut_create_generic_state (); - if (!state) { - return_PTR (NULL); - } - - /* Init fields specific to the update struct */ - - state->common.data_type = ACPI_DESC_TYPE_STATE_THREAD; - state->thread.thread_id = acpi_os_get_thread_id (); - - return_PTR ((struct acpi_thread_state *) state); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_create_update_state - * - * PARAMETERS: Object - Initial Object to be installed in the state - * Action - Update action to be performed - * - * RETURN: New state object, null on failure - * - * DESCRIPTION: Create an "Update State" - a flavor of the generic state used - * to update reference counts and delete complex objects such - * as packages. - * - ******************************************************************************/ - -union acpi_generic_state * -acpi_ut_create_update_state ( - union acpi_operand_object *object, - u16 action) -{ - union acpi_generic_state *state; - - - ACPI_FUNCTION_TRACE_PTR ("ut_create_update_state", object); - - - /* Create the generic state object */ - - state = acpi_ut_create_generic_state (); - if (!state) { - return_PTR (NULL); - } - - /* Init fields specific to the update struct */ - - state->common.data_type = ACPI_DESC_TYPE_STATE_UPDATE; - state->update.object = object; - state->update.value = action; - - return_PTR (state); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_create_pkg_state - * - * PARAMETERS: Object - Initial Object to be installed in the state - * Action - Update action to be performed - * - * RETURN: New state object, null on failure - * - * DESCRIPTION: Create a "Package State" - * - ******************************************************************************/ - -union acpi_generic_state * -acpi_ut_create_pkg_state ( - void *internal_object, - void *external_object, - u16 index) -{ - union acpi_generic_state *state; - - - ACPI_FUNCTION_TRACE_PTR ("ut_create_pkg_state", internal_object); - - - /* Create the generic state object */ - - state = acpi_ut_create_generic_state (); - if (!state) { - return_PTR (NULL); - } - - /* Init fields specific to the update struct */ - - state->common.data_type = ACPI_DESC_TYPE_STATE_PACKAGE; - state->pkg.source_object = (union acpi_operand_object *) internal_object; - state->pkg.dest_object = external_object; - state->pkg.index = index; - state->pkg.num_packages = 1; - - return_PTR (state); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_create_control_state - * - * PARAMETERS: None - * - * RETURN: New state object, null on failure - * - * DESCRIPTION: Create a "Control State" - a flavor of the generic state used - * to support nested IF/WHILE constructs in the AML. - * - ******************************************************************************/ - -union acpi_generic_state * -acpi_ut_create_control_state ( - void) -{ - union acpi_generic_state *state; - - - ACPI_FUNCTION_TRACE ("ut_create_control_state"); - - - /* Create the generic state object */ - - state = acpi_ut_create_generic_state (); - if (!state) { - return_PTR (NULL); - } - - /* Init fields specific to the control struct */ - - state->common.data_type = ACPI_DESC_TYPE_STATE_CONTROL; - state->common.state = ACPI_CONTROL_CONDITIONAL_EXECUTING; - - return_PTR (state); -} - - -/******************************************************************************* - * - * FUNCTION: acpi_ut_delete_generic_state - * - * PARAMETERS: State - The state object to be deleted - * - * RETURN: None - * - * DESCRIPTION: Put a state object back into the global state cache. The object - * is not actually freed at this time. - * - ******************************************************************************/ - -void -acpi_ut_delete_generic_state ( - union acpi_generic_state *state) -{ - ACPI_FUNCTION_TRACE ("ut_delete_generic_state"); - - - acpi_ut_release_to_cache (ACPI_MEM_LIST_STATE, state); - return_VOID; -} - - -#ifdef ACPI_ENABLE_OBJECT_CACHE -/******************************************************************************* - * - * FUNCTION: acpi_ut_delete_generic_state_cache - * - * PARAMETERS: None - * - * RETURN: None - * - * DESCRIPTION: Purge the global state object cache. Used during subsystem - * termination. - * - ******************************************************************************/ - -void -acpi_ut_delete_generic_state_cache ( - void) -{ - ACPI_FUNCTION_TRACE ("ut_delete_generic_state_cache"); - - - acpi_ut_delete_generic_cache (ACPI_MEM_LIST_STATE); - return_VOID; -} -#endif - - /******************************************************************************* * * FUNCTION: acpi_ut_walk_package_tree @@ -1268,33 +660,29 @@ acpi_ut_delete_generic_state_cache ( ******************************************************************************/ acpi_status -acpi_ut_walk_package_tree ( - union acpi_operand_object *source_object, - void *target_object, - acpi_pkg_callback walk_callback, - void *context) +acpi_ut_walk_package_tree(union acpi_operand_object * source_object, + void *target_object, + acpi_pkg_callback walk_callback, void *context) { - acpi_status status = AE_OK; - union acpi_generic_state *state_list = NULL; - union acpi_generic_state *state; - u32 this_index; - union acpi_operand_object *this_source_obj; - - - ACPI_FUNCTION_TRACE ("ut_walk_package_tree"); + acpi_status status = AE_OK; + union acpi_generic_state *state_list = NULL; + union acpi_generic_state *state; + u32 this_index; + union acpi_operand_object *this_source_obj; + ACPI_FUNCTION_TRACE("ut_walk_package_tree"); - state = acpi_ut_create_pkg_state (source_object, target_object, 0); + state = acpi_ut_create_pkg_state(source_object, target_object, 0); if (!state) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } while (state) { /* Get one element of the package */ - this_index = state->pkg.index; + this_index = state->pkg.index; this_source_obj = (union acpi_operand_object *) - state->pkg.source_object->package.elements[this_index]; + state->pkg.source_object->package.elements[this_index]; /* * Check for: @@ -1305,16 +693,20 @@ acpi_ut_walk_package_tree ( * case below. */ if ((!this_source_obj) || - (ACPI_GET_DESCRIPTOR_TYPE (this_source_obj) != ACPI_DESC_TYPE_OPERAND) || - (ACPI_GET_OBJECT_TYPE (this_source_obj) != ACPI_TYPE_PACKAGE)) { - status = walk_callback (ACPI_COPY_TYPE_SIMPLE, this_source_obj, - state, context); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + (ACPI_GET_DESCRIPTOR_TYPE(this_source_obj) != + ACPI_DESC_TYPE_OPERAND) + || (ACPI_GET_OBJECT_TYPE(this_source_obj) != + ACPI_TYPE_PACKAGE)) { + status = + walk_callback(ACPI_COPY_TYPE_SIMPLE, + this_source_obj, state, context); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } state->pkg.index++; - while (state->pkg.index >= state->pkg.source_object->package.count) { + while (state->pkg.index >= + state->pkg.source_object->package.count) { /* * We've handled all of the objects at this level, This means * that we have just completed a package. That package may @@ -1322,8 +714,8 @@ acpi_ut_walk_package_tree ( * * Delete this state and pop the previous state (package). */ - acpi_ut_delete_generic_state (state); - state = acpi_ut_pop_generic_state (&state_list); + acpi_ut_delete_generic_state(state); + state = acpi_ut_pop_generic_state(&state_list); /* Finished when there are no more states */ @@ -1333,7 +725,7 @@ acpi_ut_walk_package_tree ( * package just add the length of the package objects * and exit */ - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* @@ -1342,35 +734,35 @@ acpi_ut_walk_package_tree ( */ state->pkg.index++; } - } - else { + } else { /* This is a subobject of type package */ - status = walk_callback (ACPI_COPY_TYPE_PACKAGE, this_source_obj, - state, context); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + walk_callback(ACPI_COPY_TYPE_PACKAGE, + this_source_obj, state, context); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* * Push the current state and create a new one * The callback above returned a new target package object. */ - acpi_ut_push_generic_state (&state_list, state); - state = acpi_ut_create_pkg_state (this_source_obj, - state->pkg.this_target_obj, 0); + acpi_ut_push_generic_state(&state_list, state); + state = acpi_ut_create_pkg_state(this_source_obj, + state->pkg. + this_target_obj, 0); if (!state) { - return_ACPI_STATUS (AE_NO_MEMORY); + return_ACPI_STATUS(AE_NO_MEMORY); } } } /* We should never get here */ - return_ACPI_STATUS (AE_AML_INTERNAL); + return_ACPI_STATUS(AE_AML_INTERNAL); } - /******************************************************************************* * * FUNCTION: acpi_ut_generate_checksum @@ -1384,23 +776,18 @@ acpi_ut_walk_package_tree ( * ******************************************************************************/ -u8 -acpi_ut_generate_checksum ( - u8 *buffer, - u32 length) +u8 acpi_ut_generate_checksum(u8 * buffer, u32 length) { - u32 i; - signed char sum = 0; - + u32 i; + signed char sum = 0; for (i = 0; i < length; i++) { - sum = (signed char) (sum + buffer[i]); + sum = (signed char)(sum + buffer[i]); } return ((u8) (0 - sum)); } - /******************************************************************************* * * FUNCTION: acpi_ut_get_resource_end_tag @@ -1413,17 +800,13 @@ acpi_ut_generate_checksum ( * ******************************************************************************/ - -u8 * -acpi_ut_get_resource_end_tag ( - union acpi_operand_object *obj_desc) +u8 *acpi_ut_get_resource_end_tag(union acpi_operand_object * obj_desc) { - u8 buffer_byte; - u8 *buffer; - u8 *end_buffer; - + u8 buffer_byte; + u8 *buffer; + u8 *end_buffer; - buffer = obj_desc->buffer.pointer; + buffer = obj_desc->buffer.pointer; end_buffer = buffer + obj_desc->buffer.length; while (buffer < end_buffer) { @@ -1431,12 +814,12 @@ acpi_ut_get_resource_end_tag ( if (buffer_byte & ACPI_RDESC_TYPE_MASK) { /* Large Descriptor - Length is next 2 bytes */ - buffer += ((*(buffer+1) | (*(buffer+2) << 8)) + 3); - } - else { + buffer += ((*(buffer + 1) | (*(buffer + 2) << 8)) + 3); + } else { /* Small Descriptor. End Tag will be found here */ - if ((buffer_byte & ACPI_RDESC_SMALL_MASK) == ACPI_RDESC_TYPE_END_TAG) { + if ((buffer_byte & ACPI_RDESC_SMALL_MASK) == + ACPI_RDESC_TYPE_END_TAG) { /* Found the end tag descriptor, all done. */ return (buffer); @@ -1453,7 +836,6 @@ acpi_ut_get_resource_end_tag ( return (NULL); } - /******************************************************************************* * * FUNCTION: acpi_ut_report_error @@ -1468,17 +850,12 @@ acpi_ut_get_resource_end_tag ( * ******************************************************************************/ -void -acpi_ut_report_error ( - char *module_name, - u32 line_number, - u32 component_id) +void acpi_ut_report_error(char *module_name, u32 line_number, u32 component_id) { - acpi_os_printf ("%8s-%04d: *** Error: ", module_name, line_number); + acpi_os_printf("%8s-%04d: *** Error: ", module_name, line_number); } - /******************************************************************************* * * FUNCTION: acpi_ut_report_warning @@ -1494,16 +871,12 @@ acpi_ut_report_error ( ******************************************************************************/ void -acpi_ut_report_warning ( - char *module_name, - u32 line_number, - u32 component_id) +acpi_ut_report_warning(char *module_name, u32 line_number, u32 component_id) { - acpi_os_printf ("%8s-%04d: *** Warning: ", module_name, line_number); + acpi_os_printf("%8s-%04d: *** Warning: ", module_name, line_number); } - /******************************************************************************* * * FUNCTION: acpi_ut_report_info @@ -1518,14 +891,8 @@ acpi_ut_report_warning ( * ******************************************************************************/ -void -acpi_ut_report_info ( - char *module_name, - u32 line_number, - u32 component_id) +void acpi_ut_report_info(char *module_name, u32 line_number, u32 component_id) { - acpi_os_printf ("%8s-%04d: *** Info: ", module_name, line_number); + acpi_os_printf("%8s-%04d: *** Info: ", module_name, line_number); } - - diff --git a/drivers/acpi/utilities/utmutex.c b/drivers/acpi/utilities/utmutex.c new file mode 100644 index 000000000000..90134c56ece9 --- /dev/null +++ b/drivers/acpi/utilities/utmutex.c @@ -0,0 +1,354 @@ +/******************************************************************************* + * + * Module Name: utmutex - local mutex support + * + ******************************************************************************/ + +/* + * Copyright (C) 2000 - 2005, R. Byron Moore + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGES. + */ + +#include <acpi/acpi.h> + +#define _COMPONENT ACPI_UTILITIES +ACPI_MODULE_NAME("utmutex") + +/* Local prototypes */ +static acpi_status acpi_ut_create_mutex(acpi_mutex_handle mutex_id); + +static acpi_status acpi_ut_delete_mutex(acpi_mutex_handle mutex_id); + +/******************************************************************************* + * + * FUNCTION: acpi_ut_mutex_initialize + * + * PARAMETERS: None. + * + * RETURN: Status + * + * DESCRIPTION: Create the system mutex objects. + * + ******************************************************************************/ + +acpi_status acpi_ut_mutex_initialize(void) +{ + u32 i; + acpi_status status; + + ACPI_FUNCTION_TRACE("ut_mutex_initialize"); + + /* + * Create each of the predefined mutex objects + */ + for (i = 0; i < NUM_MUTEX; i++) { + status = acpi_ut_create_mutex(i); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } + } + + status = acpi_os_create_lock(&acpi_gbl_gpe_lock); + return_ACPI_STATUS(status); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_mutex_terminate + * + * PARAMETERS: None. + * + * RETURN: None. + * + * DESCRIPTION: Delete all of the system mutex objects. + * + ******************************************************************************/ + +void acpi_ut_mutex_terminate(void) +{ + u32 i; + + ACPI_FUNCTION_TRACE("ut_mutex_terminate"); + + /* + * Delete each predefined mutex object + */ + for (i = 0; i < NUM_MUTEX; i++) { + (void)acpi_ut_delete_mutex(i); + } + + acpi_os_delete_lock(acpi_gbl_gpe_lock); + return_VOID; +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_create_mutex + * + * PARAMETERS: mutex_iD - ID of the mutex to be created + * + * RETURN: Status + * + * DESCRIPTION: Create a mutex object. + * + ******************************************************************************/ + +static acpi_status acpi_ut_create_mutex(acpi_mutex_handle mutex_id) +{ + acpi_status status = AE_OK; + + ACPI_FUNCTION_TRACE_U32("ut_create_mutex", mutex_id); + + if (mutex_id > MAX_MUTEX) { + return_ACPI_STATUS(AE_BAD_PARAMETER); + } + + if (!acpi_gbl_mutex_info[mutex_id].mutex) { + status = acpi_os_create_semaphore(1, 1, + &acpi_gbl_mutex_info + [mutex_id].mutex); + acpi_gbl_mutex_info[mutex_id].thread_id = + ACPI_MUTEX_NOT_ACQUIRED; + acpi_gbl_mutex_info[mutex_id].use_count = 0; + } + + return_ACPI_STATUS(status); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_delete_mutex + * + * PARAMETERS: mutex_iD - ID of the mutex to be deleted + * + * RETURN: Status + * + * DESCRIPTION: Delete a mutex object. + * + ******************************************************************************/ + +static acpi_status acpi_ut_delete_mutex(acpi_mutex_handle mutex_id) +{ + acpi_status status; + + ACPI_FUNCTION_TRACE_U32("ut_delete_mutex", mutex_id); + + if (mutex_id > MAX_MUTEX) { + return_ACPI_STATUS(AE_BAD_PARAMETER); + } + + status = acpi_os_delete_semaphore(acpi_gbl_mutex_info[mutex_id].mutex); + + acpi_gbl_mutex_info[mutex_id].mutex = NULL; + acpi_gbl_mutex_info[mutex_id].thread_id = ACPI_MUTEX_NOT_ACQUIRED; + + return_ACPI_STATUS(status); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_acquire_mutex + * + * PARAMETERS: mutex_iD - ID of the mutex to be acquired + * + * RETURN: Status + * + * DESCRIPTION: Acquire a mutex object. + * + ******************************************************************************/ + +acpi_status acpi_ut_acquire_mutex(acpi_mutex_handle mutex_id) +{ + acpi_status status; + u32 this_thread_id; + + ACPI_FUNCTION_NAME("ut_acquire_mutex"); + + if (mutex_id > MAX_MUTEX) { + return (AE_BAD_PARAMETER); + } + + this_thread_id = acpi_os_get_thread_id(); + +#ifdef ACPI_MUTEX_DEBUG + { + u32 i; + /* + * Mutex debug code, for internal debugging only. + * + * Deadlock prevention. Check if this thread owns any mutexes of value + * greater than or equal to this one. If so, the thread has violated + * the mutex ordering rule. This indicates a coding error somewhere in + * the ACPI subsystem code. + */ + for (i = mutex_id; i < MAX_MUTEX; i++) { + if (acpi_gbl_mutex_info[i].owner_id == this_thread_id) { + if (i == mutex_id) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Mutex [%s] already acquired by this thread [%X]\n", + acpi_ut_get_mutex_name + (mutex_id), + this_thread_id)); + + return (AE_ALREADY_ACQUIRED); + } + + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid acquire order: Thread %X owns [%s], wants [%s]\n", + this_thread_id, + acpi_ut_get_mutex_name(i), + acpi_ut_get_mutex_name + (mutex_id))); + + return (AE_ACQUIRE_DEADLOCK); + } + } + } +#endif + + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, + "Thread %X attempting to acquire Mutex [%s]\n", + this_thread_id, acpi_ut_get_mutex_name(mutex_id))); + + status = acpi_os_wait_semaphore(acpi_gbl_mutex_info[mutex_id].mutex, + 1, ACPI_WAIT_FOREVER); + if (ACPI_SUCCESS(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, + "Thread %X acquired Mutex [%s]\n", + this_thread_id, + acpi_ut_get_mutex_name(mutex_id))); + + acpi_gbl_mutex_info[mutex_id].use_count++; + acpi_gbl_mutex_info[mutex_id].thread_id = this_thread_id; + } else { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Thread %X could not acquire Mutex [%s] %s\n", + this_thread_id, + acpi_ut_get_mutex_name(mutex_id), + acpi_format_exception(status))); + } + + return (status); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_release_mutex + * + * PARAMETERS: mutex_iD - ID of the mutex to be released + * + * RETURN: Status + * + * DESCRIPTION: Release a mutex object. + * + ******************************************************************************/ + +acpi_status acpi_ut_release_mutex(acpi_mutex_handle mutex_id) +{ + acpi_status status; + u32 this_thread_id; + + ACPI_FUNCTION_NAME("ut_release_mutex"); + + this_thread_id = acpi_os_get_thread_id(); + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, + "Thread %X releasing Mutex [%s]\n", this_thread_id, + acpi_ut_get_mutex_name(mutex_id))); + + if (mutex_id > MAX_MUTEX) { + return (AE_BAD_PARAMETER); + } + + /* + * Mutex must be acquired in order to release it! + */ + if (acpi_gbl_mutex_info[mutex_id].thread_id == ACPI_MUTEX_NOT_ACQUIRED) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Mutex [%s] is not acquired, cannot release\n", + acpi_ut_get_mutex_name(mutex_id))); + + return (AE_NOT_ACQUIRED); + } +#ifdef ACPI_MUTEX_DEBUG + { + u32 i; + /* + * Mutex debug code, for internal debugging only. + * + * Deadlock prevention. Check if this thread owns any mutexes of value + * greater than this one. If so, the thread has violated the mutex + * ordering rule. This indicates a coding error somewhere in + * the ACPI subsystem code. + */ + for (i = mutex_id; i < MAX_MUTEX; i++) { + if (acpi_gbl_mutex_info[i].owner_id == this_thread_id) { + if (i == mutex_id) { + continue; + } + + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid release order: owns [%s], releasing [%s]\n", + acpi_ut_get_mutex_name(i), + acpi_ut_get_mutex_name + (mutex_id))); + + return (AE_RELEASE_DEADLOCK); + } + } + } +#endif + + /* Mark unlocked FIRST */ + + acpi_gbl_mutex_info[mutex_id].thread_id = ACPI_MUTEX_NOT_ACQUIRED; + + status = + acpi_os_signal_semaphore(acpi_gbl_mutex_info[mutex_id].mutex, 1); + + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Thread %X could not release Mutex [%s] %s\n", + this_thread_id, + acpi_ut_get_mutex_name(mutex_id), + acpi_format_exception(status))); + } else { + ACPI_DEBUG_PRINT((ACPI_DB_MUTEX, + "Thread %X released Mutex [%s]\n", + this_thread_id, + acpi_ut_get_mutex_name(mutex_id))); + } + + return (status); +} diff --git a/drivers/acpi/utilities/utobject.c b/drivers/acpi/utilities/utobject.c index cd3899b9cc5a..3015e1540053 100644 --- a/drivers/acpi/utilities/utobject.c +++ b/drivers/acpi/utilities/utobject.c @@ -41,34 +41,26 @@ * POSSIBILITY OF SUCH DAMAGES. */ - #include <acpi/acpi.h> #include <acpi/acnamesp.h> #include <acpi/amlcode.h> - #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utobject") +ACPI_MODULE_NAME("utobject") /* Local prototypes */ - static acpi_status -acpi_ut_get_simple_object_size ( - union acpi_operand_object *obj, - acpi_size *obj_length); +acpi_ut_get_simple_object_size(union acpi_operand_object *obj, + acpi_size * obj_length); static acpi_status -acpi_ut_get_package_object_size ( - union acpi_operand_object *obj, - acpi_size *obj_length); +acpi_ut_get_package_object_size(union acpi_operand_object *obj, + acpi_size * obj_length); static acpi_status -acpi_ut_get_element_length ( - u8 object_type, - union acpi_operand_object *source_object, - union acpi_generic_state *state, - void *context); - +acpi_ut_get_element_length(u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, void *context); /******************************************************************************* * @@ -91,26 +83,25 @@ acpi_ut_get_element_length ( * ******************************************************************************/ -union acpi_operand_object * -acpi_ut_create_internal_object_dbg ( - char *module_name, - u32 line_number, - u32 component_id, - acpi_object_type type) +union acpi_operand_object *acpi_ut_create_internal_object_dbg(char *module_name, + u32 line_number, + u32 component_id, + acpi_object_type + type) { - union acpi_operand_object *object; - union acpi_operand_object *second_object; - - - ACPI_FUNCTION_TRACE_STR ("ut_create_internal_object_dbg", - acpi_ut_get_type_name (type)); + union acpi_operand_object *object; + union acpi_operand_object *second_object; + ACPI_FUNCTION_TRACE_STR("ut_create_internal_object_dbg", + acpi_ut_get_type_name(type)); /* Allocate the raw object descriptor */ - object = acpi_ut_allocate_object_desc_dbg (module_name, line_number, component_id); + object = + acpi_ut_allocate_object_desc_dbg(module_name, line_number, + component_id); if (!object) { - return_PTR (NULL); + return_PTR(NULL); } switch (type) { @@ -119,11 +110,12 @@ acpi_ut_create_internal_object_dbg ( /* These types require a secondary object */ - second_object = acpi_ut_allocate_object_desc_dbg (module_name, - line_number, component_id); + second_object = acpi_ut_allocate_object_desc_dbg(module_name, + line_number, + component_id); if (!second_object) { - acpi_ut_delete_object_desc (object); - return_PTR (NULL); + acpi_ut_delete_object_desc(object); + return_PTR(NULL); } second_object->common.type = ACPI_TYPE_LOCAL_EXTRA; @@ -149,10 +141,9 @@ acpi_ut_create_internal_object_dbg ( /* Any per-type initialization should go here */ - return_PTR (object); + return_PTR(object); } - /******************************************************************************* * * FUNCTION: acpi_ut_create_buffer_object @@ -165,22 +156,18 @@ acpi_ut_create_internal_object_dbg ( * ******************************************************************************/ -union acpi_operand_object * -acpi_ut_create_buffer_object ( - acpi_size buffer_size) +union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size) { - union acpi_operand_object *buffer_desc; - u8 *buffer = NULL; - - - ACPI_FUNCTION_TRACE_U32 ("ut_create_buffer_object", buffer_size); + union acpi_operand_object *buffer_desc; + u8 *buffer = NULL; + ACPI_FUNCTION_TRACE_U32("ut_create_buffer_object", buffer_size); /* Create a new Buffer object */ - buffer_desc = acpi_ut_create_internal_object (ACPI_TYPE_BUFFER); + buffer_desc = acpi_ut_create_internal_object(ACPI_TYPE_BUFFER); if (!buffer_desc) { - return_PTR (NULL); + return_PTR(NULL); } /* Create an actual buffer only if size > 0 */ @@ -188,12 +175,11 @@ acpi_ut_create_buffer_object ( if (buffer_size > 0) { /* Allocate the actual buffer */ - buffer = ACPI_MEM_CALLOCATE (buffer_size); + buffer = ACPI_MEM_CALLOCATE(buffer_size); if (!buffer) { - ACPI_REPORT_ERROR (("create_buffer: could not allocate size %X\n", - (u32) buffer_size)); - acpi_ut_remove_reference (buffer_desc); - return_PTR (NULL); + ACPI_REPORT_ERROR(("create_buffer: could not allocate size %X\n", (u32) buffer_size)); + acpi_ut_remove_reference(buffer_desc); + return_PTR(NULL); } } @@ -205,10 +191,9 @@ acpi_ut_create_buffer_object ( /* Return the new buffer descriptor */ - return_PTR (buffer_desc); + return_PTR(buffer_desc); } - /******************************************************************************* * * FUNCTION: acpi_ut_create_string_object @@ -223,34 +208,29 @@ acpi_ut_create_buffer_object ( * ******************************************************************************/ -union acpi_operand_object * -acpi_ut_create_string_object ( - acpi_size string_size) +union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size) { - union acpi_operand_object *string_desc; - char *string; - - - ACPI_FUNCTION_TRACE_U32 ("ut_create_string_object", string_size); + union acpi_operand_object *string_desc; + char *string; + ACPI_FUNCTION_TRACE_U32("ut_create_string_object", string_size); /* Create a new String object */ - string_desc = acpi_ut_create_internal_object (ACPI_TYPE_STRING); + string_desc = acpi_ut_create_internal_object(ACPI_TYPE_STRING); if (!string_desc) { - return_PTR (NULL); + return_PTR(NULL); } /* * Allocate the actual string buffer -- (Size + 1) for NULL terminator. * NOTE: Zero-length strings are NULL terminated */ - string = ACPI_MEM_CALLOCATE (string_size + 1); + string = ACPI_MEM_CALLOCATE(string_size + 1); if (!string) { - ACPI_REPORT_ERROR (("create_string: could not allocate size %X\n", - (u32) string_size)); - acpi_ut_remove_reference (string_desc); - return_PTR (NULL); + ACPI_REPORT_ERROR(("create_string: could not allocate size %X\n", (u32) string_size)); + acpi_ut_remove_reference(string_desc); + return_PTR(NULL); } /* Complete string object initialization */ @@ -260,10 +240,9 @@ acpi_ut_create_string_object ( /* Return the new string descriptor */ - return_PTR (string_desc); + return_PTR(string_desc); } - /******************************************************************************* * * FUNCTION: acpi_ut_valid_internal_object @@ -276,24 +255,21 @@ acpi_ut_create_string_object ( * ******************************************************************************/ -u8 -acpi_ut_valid_internal_object ( - void *object) +u8 acpi_ut_valid_internal_object(void *object) { - ACPI_FUNCTION_NAME ("ut_valid_internal_object"); - + ACPI_FUNCTION_NAME("ut_valid_internal_object"); /* Check for a null pointer */ if (!object) { - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "**** Null Object Ptr\n")); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "**** Null Object Ptr\n")); return (FALSE); } /* Check the descriptor type field */ - switch (ACPI_GET_DESCRIPTOR_TYPE (object)) { + switch (ACPI_GET_DESCRIPTOR_TYPE(object)) { case ACPI_DESC_TYPE_OPERAND: /* The object appears to be a valid union acpi_operand_object */ @@ -301,16 +277,15 @@ acpi_ut_valid_internal_object ( return (TRUE); default: - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "%p is not not an ACPI operand obj [%s]\n", - object, acpi_ut_get_descriptor_name (object))); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "%p is not not an ACPI operand obj [%s]\n", + object, acpi_ut_get_descriptor_name(object))); break; } return (FALSE); } - /******************************************************************************* * * FUNCTION: acpi_ut_allocate_object_desc_dbg @@ -326,37 +301,31 @@ acpi_ut_valid_internal_object ( * ******************************************************************************/ -void * -acpi_ut_allocate_object_desc_dbg ( - char *module_name, - u32 line_number, - u32 component_id) +void *acpi_ut_allocate_object_desc_dbg(char *module_name, + u32 line_number, u32 component_id) { - union acpi_operand_object *object; + union acpi_operand_object *object; + ACPI_FUNCTION_TRACE("ut_allocate_object_desc_dbg"); - ACPI_FUNCTION_TRACE ("ut_allocate_object_desc_dbg"); - - - object = acpi_ut_acquire_from_cache (ACPI_MEM_LIST_OPERAND); + object = acpi_os_acquire_object(acpi_gbl_operand_cache); if (!object) { - _ACPI_REPORT_ERROR (module_name, line_number, component_id, - ("Could not allocate an object descriptor\n")); + _ACPI_REPORT_ERROR(module_name, line_number, component_id, + ("Could not allocate an object descriptor\n")); - return_PTR (NULL); + return_PTR(NULL); } /* Mark the descriptor type */ + memset(object, 0, sizeof(union acpi_operand_object)); + ACPI_SET_DESCRIPTOR_TYPE(object, ACPI_DESC_TYPE_OPERAND); - ACPI_SET_DESCRIPTOR_TYPE (object, ACPI_DESC_TYPE_OPERAND); + ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, "%p Size %X\n", + object, (u32) sizeof(union acpi_operand_object))); - ACPI_DEBUG_PRINT ((ACPI_DB_ALLOCATIONS, "%p Size %X\n", - object, (u32) sizeof (union acpi_operand_object))); - - return_PTR (object); + return_PTR(object); } - /******************************************************************************* * * FUNCTION: acpi_ut_delete_object_desc @@ -369,54 +338,22 @@ acpi_ut_allocate_object_desc_dbg ( * ******************************************************************************/ -void -acpi_ut_delete_object_desc ( - union acpi_operand_object *object) +void acpi_ut_delete_object_desc(union acpi_operand_object *object) { - ACPI_FUNCTION_TRACE_PTR ("ut_delete_object_desc", object); - + ACPI_FUNCTION_TRACE_PTR("ut_delete_object_desc", object); /* Object must be an union acpi_operand_object */ - if (ACPI_GET_DESCRIPTOR_TYPE (object) != ACPI_DESC_TYPE_OPERAND) { - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "%p is not an ACPI Operand object [%s]\n", object, - acpi_ut_get_descriptor_name (object))); + if (ACPI_GET_DESCRIPTOR_TYPE(object) != ACPI_DESC_TYPE_OPERAND) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "%p is not an ACPI Operand object [%s]\n", + object, acpi_ut_get_descriptor_name(object))); return_VOID; } - acpi_ut_release_to_cache (ACPI_MEM_LIST_OPERAND, object); - - return_VOID; -} - - -#ifdef ACPI_ENABLE_OBJECT_CACHE -/******************************************************************************* - * - * FUNCTION: acpi_ut_delete_object_cache - * - * PARAMETERS: None - * - * RETURN: None - * - * DESCRIPTION: Purge the global state object cache. Used during subsystem - * termination. - * - ******************************************************************************/ - -void -acpi_ut_delete_object_cache ( - void) -{ - ACPI_FUNCTION_TRACE ("ut_delete_object_cache"); - - - acpi_ut_delete_generic_cache (ACPI_MEM_LIST_OPERAND); + (void)acpi_os_release_object(acpi_gbl_operand_cache, object); return_VOID; } -#endif - /******************************************************************************* * @@ -436,16 +373,13 @@ acpi_ut_delete_object_cache ( ******************************************************************************/ static acpi_status -acpi_ut_get_simple_object_size ( - union acpi_operand_object *internal_object, - acpi_size *obj_length) +acpi_ut_get_simple_object_size(union acpi_operand_object *internal_object, + acpi_size * obj_length) { - acpi_size length; - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE_PTR ("ut_get_simple_object_size", internal_object); + acpi_size length; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE_PTR("ut_get_simple_object_size", internal_object); /* * Handle a null object (Could be a uninitialized package @@ -453,18 +387,18 @@ acpi_ut_get_simple_object_size ( */ if (!internal_object) { *obj_length = 0; - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } /* Start with the length of the Acpi object */ - length = sizeof (union acpi_object); + length = sizeof(union acpi_object); - if (ACPI_GET_DESCRIPTOR_TYPE (internal_object) == ACPI_DESC_TYPE_NAMED) { + if (ACPI_GET_DESCRIPTOR_TYPE(internal_object) == ACPI_DESC_TYPE_NAMED) { /* Object is a named object (reference), just return the length */ - *obj_length = ACPI_ROUND_UP_TO_NATIVE_WORD (length); - return_ACPI_STATUS (status); + *obj_length = ACPI_ROUND_UP_TO_NATIVE_WORD(length); + return_ACPI_STATUS(status); } /* @@ -473,19 +407,17 @@ acpi_ut_get_simple_object_size ( * must be accessed bytewise or there may be alignment problems on * certain processors */ - switch (ACPI_GET_OBJECT_TYPE (internal_object)) { + switch (ACPI_GET_OBJECT_TYPE(internal_object)) { case ACPI_TYPE_STRING: length += (acpi_size) internal_object->string.length + 1; break; - case ACPI_TYPE_BUFFER: length += (acpi_size) internal_object->buffer.length; break; - case ACPI_TYPE_INTEGER: case ACPI_TYPE_PROCESSOR: case ACPI_TYPE_POWER: @@ -495,7 +427,6 @@ acpi_ut_get_simple_object_size ( */ break; - case ACPI_TYPE_LOCAL_REFERENCE: switch (internal_object->reference.opcode) { @@ -505,8 +436,10 @@ acpi_ut_get_simple_object_size ( * Get the actual length of the full pathname to this object. * The reference will be converted to the pathname to the object */ - length += ACPI_ROUND_UP_TO_NATIVE_WORD ( - acpi_ns_get_pathname_length (internal_object->reference.node)); + length += + ACPI_ROUND_UP_TO_NATIVE_WORD + (acpi_ns_get_pathname_length + (internal_object->reference.node)); break; default: @@ -516,19 +449,21 @@ acpi_ut_get_simple_object_size ( * Notably, Locals and Args are not supported, but this may be * required eventually. */ - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Unsupported Reference opcode=%X in object %p\n", - internal_object->reference.opcode, internal_object)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unsupported Reference opcode=%X in object %p\n", + internal_object->reference.opcode, + internal_object)); status = AE_TYPE; break; } break; - default: - ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unsupported type=%X in object %p\n", - ACPI_GET_OBJECT_TYPE (internal_object), internal_object)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unsupported type=%X in object %p\n", + ACPI_GET_OBJECT_TYPE(internal_object), + internal_object)); status = AE_TYPE; break; } @@ -539,11 +474,10 @@ acpi_ut_get_simple_object_size ( * on a machine word boundary. (preventing alignment faults on some * machines.) */ - *obj_length = ACPI_ROUND_UP_TO_NATIVE_WORD (length); - return_ACPI_STATUS (status); + *obj_length = ACPI_ROUND_UP_TO_NATIVE_WORD(length); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_get_element_length @@ -557,16 +491,13 @@ acpi_ut_get_simple_object_size ( ******************************************************************************/ static acpi_status -acpi_ut_get_element_length ( - u8 object_type, - union acpi_operand_object *source_object, - union acpi_generic_state *state, - void *context) +acpi_ut_get_element_length(u8 object_type, + union acpi_operand_object *source_object, + union acpi_generic_state *state, void *context) { - acpi_status status = AE_OK; - struct acpi_pkg_info *info = (struct acpi_pkg_info *) context; - acpi_size object_space; - + acpi_status status = AE_OK; + struct acpi_pkg_info *info = (struct acpi_pkg_info *)context; + acpi_size object_space; switch (object_type) { case ACPI_COPY_TYPE_SIMPLE: @@ -575,15 +506,16 @@ acpi_ut_get_element_length ( * Simple object - just get the size (Null object/entry is handled * here also) and sum it into the running package length */ - status = acpi_ut_get_simple_object_size (source_object, &object_space); - if (ACPI_FAILURE (status)) { + status = + acpi_ut_get_simple_object_size(source_object, + &object_space); + if (ACPI_FAILURE(status)) { return (status); } info->length += object_space; break; - case ACPI_COPY_TYPE_PACKAGE: /* Package object - nothing much to do here, let the walk handle it */ @@ -592,7 +524,6 @@ acpi_ut_get_element_length ( state->pkg.this_target_obj = NULL; break; - default: /* No other types allowed */ @@ -603,7 +534,6 @@ acpi_ut_get_element_length ( return (status); } - /******************************************************************************* * * FUNCTION: acpi_ut_get_package_object_size @@ -622,25 +552,22 @@ acpi_ut_get_element_length ( ******************************************************************************/ static acpi_status -acpi_ut_get_package_object_size ( - union acpi_operand_object *internal_object, - acpi_size *obj_length) +acpi_ut_get_package_object_size(union acpi_operand_object *internal_object, + acpi_size * obj_length) { - acpi_status status; - struct acpi_pkg_info info; + acpi_status status; + struct acpi_pkg_info info; + ACPI_FUNCTION_TRACE_PTR("ut_get_package_object_size", internal_object); - ACPI_FUNCTION_TRACE_PTR ("ut_get_package_object_size", internal_object); - - - info.length = 0; + info.length = 0; info.object_space = 0; info.num_packages = 1; - status = acpi_ut_walk_package_tree (internal_object, NULL, - acpi_ut_get_element_length, &info); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_walk_package_tree(internal_object, NULL, + acpi_ut_get_element_length, &info); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* @@ -648,16 +575,15 @@ acpi_ut_get_package_object_size ( * just add the length of the package objects themselves. * Round up to the next machine word. */ - info.length += ACPI_ROUND_UP_TO_NATIVE_WORD (sizeof (union acpi_object)) * - (acpi_size) info.num_packages; + info.length += ACPI_ROUND_UP_TO_NATIVE_WORD(sizeof(union acpi_object)) * + (acpi_size) info.num_packages; /* Return the total package length */ *obj_length = info.length; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_ut_get_object_size @@ -673,25 +599,23 @@ acpi_ut_get_package_object_size ( ******************************************************************************/ acpi_status -acpi_ut_get_object_size ( - union acpi_operand_object *internal_object, - acpi_size *obj_length) +acpi_ut_get_object_size(union acpi_operand_object *internal_object, + acpi_size * obj_length) { - acpi_status status; - - - ACPI_FUNCTION_ENTRY (); - - - if ((ACPI_GET_DESCRIPTOR_TYPE (internal_object) == ACPI_DESC_TYPE_OPERAND) && - (ACPI_GET_OBJECT_TYPE (internal_object) == ACPI_TYPE_PACKAGE)) { - status = acpi_ut_get_package_object_size (internal_object, obj_length); - } - else { - status = acpi_ut_get_simple_object_size (internal_object, obj_length); + acpi_status status; + + ACPI_FUNCTION_ENTRY(); + + if ((ACPI_GET_DESCRIPTOR_TYPE(internal_object) == + ACPI_DESC_TYPE_OPERAND) + && (ACPI_GET_OBJECT_TYPE(internal_object) == ACPI_TYPE_PACKAGE)) { + status = + acpi_ut_get_package_object_size(internal_object, + obj_length); + } else { + status = + acpi_ut_get_simple_object_size(internal_object, obj_length); } return (status); } - - diff --git a/drivers/acpi/utilities/utstate.c b/drivers/acpi/utilities/utstate.c new file mode 100644 index 000000000000..c1cb27583be8 --- /dev/null +++ b/drivers/acpi/utilities/utstate.c @@ -0,0 +1,333 @@ +/******************************************************************************* + * + * Module Name: utstate - state object support procedures + * + ******************************************************************************/ + +/* + * Copyright (C) 2000 - 2005, R. Byron Moore + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce at minimum a disclaimer + * substantially similar to the "NO WARRANTY" disclaimer below + * ("Disclaimer") and any redistribution must be conditioned upon + * including a substantially similar Disclaimer requirement for further + * binary redistribution. + * 3. Neither the names of the above-listed copyright holders nor the names + * of any contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGES. + */ + +#include <acpi/acpi.h> + +#define _COMPONENT ACPI_UTILITIES +ACPI_MODULE_NAME("utstate") + +/******************************************************************************* + * + * FUNCTION: acpi_ut_create_pkg_state_and_push + * + * PARAMETERS: Object - Object to be added to the new state + * Action - Increment/Decrement + * state_list - List the state will be added to + * + * RETURN: Status + * + * DESCRIPTION: Create a new state and push it + * + ******************************************************************************/ +acpi_status +acpi_ut_create_pkg_state_and_push(void *internal_object, + void *external_object, + u16 index, + union acpi_generic_state ** state_list) +{ + union acpi_generic_state *state; + + ACPI_FUNCTION_ENTRY(); + + state = + acpi_ut_create_pkg_state(internal_object, external_object, index); + if (!state) { + return (AE_NO_MEMORY); + } + + acpi_ut_push_generic_state(state_list, state); + return (AE_OK); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_push_generic_state + * + * PARAMETERS: list_head - Head of the state stack + * State - State object to push + * + * RETURN: None + * + * DESCRIPTION: Push a state object onto a state stack + * + ******************************************************************************/ + +void +acpi_ut_push_generic_state(union acpi_generic_state **list_head, + union acpi_generic_state *state) +{ + ACPI_FUNCTION_TRACE("ut_push_generic_state"); + + /* Push the state object onto the front of the list (stack) */ + + state->common.next = *list_head; + *list_head = state; + + return_VOID; +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_pop_generic_state + * + * PARAMETERS: list_head - Head of the state stack + * + * RETURN: The popped state object + * + * DESCRIPTION: Pop a state object from a state stack + * + ******************************************************************************/ + +union acpi_generic_state *acpi_ut_pop_generic_state(union acpi_generic_state + **list_head) +{ + union acpi_generic_state *state; + + ACPI_FUNCTION_TRACE("ut_pop_generic_state"); + + /* Remove the state object at the head of the list (stack) */ + + state = *list_head; + if (state) { + /* Update the list head */ + + *list_head = state->common.next; + } + + return_PTR(state); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_create_generic_state + * + * PARAMETERS: None + * + * RETURN: The new state object. NULL on failure. + * + * DESCRIPTION: Create a generic state object. Attempt to obtain one from + * the global state cache; If none available, create a new one. + * + ******************************************************************************/ + +union acpi_generic_state *acpi_ut_create_generic_state(void) +{ + union acpi_generic_state *state; + + ACPI_FUNCTION_ENTRY(); + + state = acpi_os_acquire_object(acpi_gbl_state_cache); + if (state) { + /* Initialize */ + memset(state, 0, sizeof(union acpi_generic_state)); + state->common.data_type = ACPI_DESC_TYPE_STATE; + } + + return (state); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_create_thread_state + * + * PARAMETERS: None + * + * RETURN: New Thread State. NULL on failure + * + * DESCRIPTION: Create a "Thread State" - a flavor of the generic state used + * to track per-thread info during method execution + * + ******************************************************************************/ + +struct acpi_thread_state *acpi_ut_create_thread_state(void) +{ + union acpi_generic_state *state; + + ACPI_FUNCTION_TRACE("ut_create_thread_state"); + + /* Create the generic state object */ + + state = acpi_ut_create_generic_state(); + if (!state) { + return_PTR(NULL); + } + + /* Init fields specific to the update struct */ + + state->common.data_type = ACPI_DESC_TYPE_STATE_THREAD; + state->thread.thread_id = acpi_os_get_thread_id(); + + return_PTR((struct acpi_thread_state *)state); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_create_update_state + * + * PARAMETERS: Object - Initial Object to be installed in the state + * Action - Update action to be performed + * + * RETURN: New state object, null on failure + * + * DESCRIPTION: Create an "Update State" - a flavor of the generic state used + * to update reference counts and delete complex objects such + * as packages. + * + ******************************************************************************/ + +union acpi_generic_state *acpi_ut_create_update_state(union acpi_operand_object + *object, u16 action) +{ + union acpi_generic_state *state; + + ACPI_FUNCTION_TRACE_PTR("ut_create_update_state", object); + + /* Create the generic state object */ + + state = acpi_ut_create_generic_state(); + if (!state) { + return_PTR(NULL); + } + + /* Init fields specific to the update struct */ + + state->common.data_type = ACPI_DESC_TYPE_STATE_UPDATE; + state->update.object = object; + state->update.value = action; + + return_PTR(state); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_create_pkg_state + * + * PARAMETERS: Object - Initial Object to be installed in the state + * Action - Update action to be performed + * + * RETURN: New state object, null on failure + * + * DESCRIPTION: Create a "Package State" + * + ******************************************************************************/ + +union acpi_generic_state *acpi_ut_create_pkg_state(void *internal_object, + void *external_object, + u16 index) +{ + union acpi_generic_state *state; + + ACPI_FUNCTION_TRACE_PTR("ut_create_pkg_state", internal_object); + + /* Create the generic state object */ + + state = acpi_ut_create_generic_state(); + if (!state) { + return_PTR(NULL); + } + + /* Init fields specific to the update struct */ + + state->common.data_type = ACPI_DESC_TYPE_STATE_PACKAGE; + state->pkg.source_object = (union acpi_operand_object *)internal_object; + state->pkg.dest_object = external_object; + state->pkg.index = index; + state->pkg.num_packages = 1; + + return_PTR(state); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_create_control_state + * + * PARAMETERS: None + * + * RETURN: New state object, null on failure + * + * DESCRIPTION: Create a "Control State" - a flavor of the generic state used + * to support nested IF/WHILE constructs in the AML. + * + ******************************************************************************/ + +union acpi_generic_state *acpi_ut_create_control_state(void) +{ + union acpi_generic_state *state; + + ACPI_FUNCTION_TRACE("ut_create_control_state"); + + /* Create the generic state object */ + + state = acpi_ut_create_generic_state(); + if (!state) { + return_PTR(NULL); + } + + /* Init fields specific to the control struct */ + + state->common.data_type = ACPI_DESC_TYPE_STATE_CONTROL; + state->common.state = ACPI_CONTROL_CONDITIONAL_EXECUTING; + + return_PTR(state); +} + +/******************************************************************************* + * + * FUNCTION: acpi_ut_delete_generic_state + * + * PARAMETERS: State - The state object to be deleted + * + * RETURN: None + * + * DESCRIPTION: Put a state object back into the global state cache. The object + * is not actually freed at this time. + * + ******************************************************************************/ + +void acpi_ut_delete_generic_state(union acpi_generic_state *state) +{ + ACPI_FUNCTION_TRACE("ut_delete_generic_state"); + + (void)acpi_os_release_object(acpi_gbl_state_cache, state); + return_VOID; +} diff --git a/drivers/acpi/utilities/utxface.c b/drivers/acpi/utilities/utxface.c index e8803d810656..f06bd5e5e9d1 100644 --- a/drivers/acpi/utilities/utxface.c +++ b/drivers/acpi/utilities/utxface.c @@ -46,13 +46,10 @@ #include <acpi/acpi.h> #include <acpi/acevents.h> #include <acpi/acnamesp.h> -#include <acpi/acparser.h> -#include <acpi/acdispat.h> #include <acpi/acdebug.h> #define _COMPONENT ACPI_UTILITIES - ACPI_MODULE_NAME ("utxface") - +ACPI_MODULE_NAME("utxface") /******************************************************************************* * @@ -66,61 +63,54 @@ * called, so any early initialization belongs here. * ******************************************************************************/ - -acpi_status -acpi_initialize_subsystem ( - void) +acpi_status acpi_initialize_subsystem(void) { - acpi_status status; + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_initialize_subsystem"); - ACPI_FUNCTION_TRACE ("acpi_initialize_subsystem"); + ACPI_DEBUG_EXEC(acpi_ut_init_stack_ptr_trace()); + /* Initialize the OS-Dependent layer */ - ACPI_DEBUG_EXEC (acpi_ut_init_stack_ptr_trace ()); - + status = acpi_os_initialize(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("OSD failed to initialize, %s\n", + acpi_format_exception(status))); + return_ACPI_STATUS(status); + } /* Initialize all globals used by the subsystem */ - acpi_ut_init_globals (); - - /* Initialize the OS-Dependent layer */ - - status = acpi_os_initialize (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("OSD failed to initialize, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); - } + acpi_ut_init_globals(); /* Create the default mutex objects */ - status = acpi_ut_mutex_initialize (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Global mutex creation failure, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_ut_mutex_initialize(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Global mutex creation failure, %s\n", + acpi_format_exception(status))); + return_ACPI_STATUS(status); } /* * Initialize the namespace manager and * the root of the namespace tree */ - status = acpi_ns_root_initialize (); - if (ACPI_FAILURE (status)) { - ACPI_REPORT_ERROR (("Namespace initialization failure, %s\n", - acpi_format_exception (status))); - return_ACPI_STATUS (status); + status = acpi_ns_root_initialize(); + if (ACPI_FAILURE(status)) { + ACPI_REPORT_ERROR(("Namespace initialization failure, %s\n", + acpi_format_exception(status))); + return_ACPI_STATUS(status); } /* If configured, initialize the AML debugger */ - ACPI_DEBUGGER_EXEC (status = acpi_db_initialize ()); + ACPI_DEBUGGER_EXEC(status = acpi_db_initialize()); - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_enable_subsystem @@ -134,41 +124,39 @@ acpi_initialize_subsystem ( * ******************************************************************************/ -acpi_status -acpi_enable_subsystem ( - u32 flags) +acpi_status acpi_enable_subsystem(u32 flags) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("acpi_enable_subsystem"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("acpi_enable_subsystem"); /* * We must initialize the hardware before we can enable ACPI. * The values from the FADT are validated here. */ if (!(flags & ACPI_NO_HARDWARE_INIT)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "[Init] Initializing ACPI hardware\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[Init] Initializing ACPI hardware\n")); - status = acpi_hw_initialize (); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_hw_initialize(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Enable ACPI mode */ if (!(flags & ACPI_NO_ACPI_ENABLE)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "[Init] Going into ACPI mode\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[Init] Going into ACPI mode\n")); acpi_gbl_original_mode = acpi_hw_get_mode(); - status = acpi_enable (); - if (ACPI_FAILURE (status)) { - ACPI_DEBUG_PRINT ((ACPI_DB_WARN, "acpi_enable failed.\n")); - return_ACPI_STATUS (status); + status = acpi_enable(); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "acpi_enable failed.\n")); + return_ACPI_STATUS(status); } } @@ -178,12 +166,12 @@ acpi_enable_subsystem ( * install_address_space_handler interface. */ if (!(flags & ACPI_NO_ADDRESS_SPACE_INIT)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "[Init] Installing default address space handlers\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[Init] Installing default address space handlers\n")); - status = acpi_ev_install_region_handlers (); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ev_install_region_handlers(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } @@ -196,28 +184,28 @@ acpi_enable_subsystem ( * execution! */ if (!(flags & ACPI_NO_EVENT_INIT)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "[Init] Initializing ACPI events\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[Init] Initializing ACPI events\n")); - status = acpi_ev_initialize_events (); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ev_initialize_events(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } /* Install the SCI handler and Global Lock handler */ if (!(flags & ACPI_NO_HANDLER_INIT)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "[Init] Installing SCI/GL handlers\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[Init] Installing SCI/GL handlers\n")); - status = acpi_ev_install_xrupt_handlers (); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ev_install_xrupt_handlers(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } /******************************************************************************* @@ -233,15 +221,11 @@ acpi_enable_subsystem ( * ******************************************************************************/ -acpi_status -acpi_initialize_objects ( - u32 flags) +acpi_status acpi_initialize_objects(u32 flags) { - acpi_status status = AE_OK; - - - ACPI_FUNCTION_TRACE ("acpi_initialize_objects"); + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("acpi_initialize_objects"); /* * Run all _REG methods @@ -251,12 +235,12 @@ acpi_initialize_objects ( * contain executable AML (see call to acpi_ns_initialize_objects below). */ if (!(flags & ACPI_NO_ADDRESS_SPACE_INIT)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "[Init] Executing _REG op_region methods\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[Init] Executing _REG op_region methods\n")); - status = acpi_ev_initialize_op_regions (); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ev_initialize_op_regions(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } @@ -266,12 +250,12 @@ acpi_initialize_objects ( * objects: operation_regions, buffer_fields, Buffers, and Packages. */ if (!(flags & ACPI_NO_OBJECT_INIT)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "[Init] Completing Initialization of ACPI Objects\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[Init] Completing Initialization of ACPI Objects\n")); - status = acpi_ns_initialize_objects (); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ns_initialize_objects(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } @@ -280,12 +264,12 @@ acpi_initialize_objects ( * This runs the _STA and _INI methods. */ if (!(flags & ACPI_NO_DEVICE_INIT)) { - ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, - "[Init] Initializing ACPI Devices\n")); + ACPI_DEBUG_PRINT((ACPI_DB_EXEC, + "[Init] Initializing ACPI Devices\n")); - status = acpi_ns_initialize_devices (); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ns_initialize_devices(); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } } @@ -294,13 +278,12 @@ acpi_initialize_objects ( * the table load filled them up more than they will be at runtime -- * thus wasting non-paged memory. */ - status = acpi_purge_cached_objects (); + status = acpi_purge_cached_objects(); acpi_gbl_startup_flags |= ACPI_INITIALIZED_OK; - return_ACPI_STATUS (status); + return_ACPI_STATUS(status); } - /******************************************************************************* * * FUNCTION: acpi_terminate @@ -313,15 +296,11 @@ acpi_initialize_objects ( * ******************************************************************************/ -acpi_status -acpi_terminate ( - void) +acpi_status acpi_terminate(void) { - acpi_status status; - - - ACPI_FUNCTION_TRACE ("acpi_terminate"); + acpi_status status; + ACPI_FUNCTION_TRACE("acpi_terminate"); /* Terminate the AML Debugger if present */ @@ -329,28 +308,25 @@ acpi_terminate ( /* Shutdown and free all resources */ - acpi_ut_subsystem_shutdown (); - + acpi_ut_subsystem_shutdown(); /* Free the mutex objects */ - acpi_ut_mutex_terminate (); - + acpi_ut_mutex_terminate(); #ifdef ACPI_DEBUGGER /* Shut down the debugger */ - acpi_db_terminate (); + acpi_db_terminate(); #endif /* Now we can shutdown the OS-dependent layer */ - status = acpi_os_terminate (); - return_ACPI_STATUS (status); + status = acpi_os_terminate(); + return_ACPI_STATUS(status); } - #ifdef ACPI_FUTURE_USAGE /******************************************************************************* * @@ -366,20 +342,16 @@ acpi_terminate ( * ******************************************************************************/ -acpi_status -acpi_subsystem_status ( - void) +acpi_status acpi_subsystem_status(void) { if (acpi_gbl_startup_flags & ACPI_INITIALIZED_OK) { return (AE_OK); - } - else { + } else { return (AE_ERROR); } } - /******************************************************************************* * * FUNCTION: acpi_get_system_info @@ -398,64 +370,60 @@ acpi_subsystem_status ( * ******************************************************************************/ -acpi_status -acpi_get_system_info ( - struct acpi_buffer *out_buffer) +acpi_status acpi_get_system_info(struct acpi_buffer * out_buffer) { - struct acpi_system_info *info_ptr; - acpi_status status; - u32 i; - - - ACPI_FUNCTION_TRACE ("acpi_get_system_info"); + struct acpi_system_info *info_ptr; + acpi_status status; + u32 i; + ACPI_FUNCTION_TRACE("acpi_get_system_info"); /* Parameter validation */ - status = acpi_ut_validate_buffer (out_buffer); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = acpi_ut_validate_buffer(out_buffer); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* Validate/Allocate/Clear caller buffer */ - status = acpi_ut_initialize_buffer (out_buffer, sizeof (struct acpi_system_info)); - if (ACPI_FAILURE (status)) { - return_ACPI_STATUS (status); + status = + acpi_ut_initialize_buffer(out_buffer, + sizeof(struct acpi_system_info)); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); } /* * Populate the return buffer */ - info_ptr = (struct acpi_system_info *) out_buffer->pointer; + info_ptr = (struct acpi_system_info *)out_buffer->pointer; - info_ptr->acpi_ca_version = ACPI_CA_VERSION; + info_ptr->acpi_ca_version = ACPI_CA_VERSION; /* System flags (ACPI capabilities) */ - info_ptr->flags = ACPI_SYS_MODE_ACPI; + info_ptr->flags = ACPI_SYS_MODE_ACPI; /* Timer resolution - 24 or 32 bits */ if (!acpi_gbl_FADT) { info_ptr->timer_resolution = 0; - } - else if (acpi_gbl_FADT->tmr_val_ext == 0) { + } else if (acpi_gbl_FADT->tmr_val_ext == 0) { info_ptr->timer_resolution = 24; - } - else { + } else { info_ptr->timer_resolution = 32; } /* Clear the reserved fields */ - info_ptr->reserved1 = 0; - info_ptr->reserved2 = 0; + info_ptr->reserved1 = 0; + info_ptr->reserved2 = 0; /* Current debug levels */ - info_ptr->debug_layer = acpi_dbg_layer; - info_ptr->debug_level = acpi_dbg_level; + info_ptr->debug_layer = acpi_dbg_layer; + info_ptr->debug_level = acpi_dbg_level; /* Current status of the ACPI tables, per table type */ @@ -464,10 +432,10 @@ acpi_get_system_info ( info_ptr->table_info[i].count = acpi_gbl_table_lists[i].count; } - return_ACPI_STATUS (AE_OK); + return_ACPI_STATUS(AE_OK); } -EXPORT_SYMBOL(acpi_get_system_info); +EXPORT_SYMBOL(acpi_get_system_info); /***************************************************************************** * @@ -485,9 +453,7 @@ EXPORT_SYMBOL(acpi_get_system_info); ****************************************************************************/ acpi_status -acpi_install_initialization_handler ( - acpi_init_handler handler, - u32 function) +acpi_install_initialization_handler(acpi_init_handler handler, u32 function) { if (!handler) { @@ -502,7 +468,7 @@ acpi_install_initialization_handler ( return AE_OK; } -#endif /* ACPI_FUTURE_USAGE */ +#endif /* ACPI_FUTURE_USAGE */ /***************************************************************************** * @@ -516,19 +482,13 @@ acpi_install_initialization_handler ( * ****************************************************************************/ -acpi_status -acpi_purge_cached_objects ( - void) +acpi_status acpi_purge_cached_objects(void) { - ACPI_FUNCTION_TRACE ("acpi_purge_cached_objects"); - - -#ifdef ACPI_ENABLE_OBJECT_CACHE - acpi_ut_delete_generic_state_cache (); - acpi_ut_delete_object_cache (); - acpi_ds_delete_walk_state_cache (); - acpi_ps_delete_parse_cache (); -#endif + ACPI_FUNCTION_TRACE("acpi_purge_cached_objects"); - return_ACPI_STATUS (AE_OK); + (void)acpi_os_purge_cache(acpi_gbl_state_cache); + (void)acpi_os_purge_cache(acpi_gbl_operand_cache); + (void)acpi_os_purge_cache(acpi_gbl_ps_node_cache); + (void)acpi_os_purge_cache(acpi_gbl_ps_node_ext_cache); + return_ACPI_STATUS(AE_OK); } diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c index 1ce2047c3804..6458c47f7ac2 100644 --- a/drivers/acpi/utils.c +++ b/drivers/acpi/utils.c @@ -30,15 +30,12 @@ #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> - #define _COMPONENT ACPI_BUS_COMPONENT -ACPI_MODULE_NAME ("acpi_utils") - +ACPI_MODULE_NAME("acpi_utils") /* -------------------------------------------------------------------------- Object Evaluation Helpers -------------------------------------------------------------------------- */ - #ifdef ACPI_DEBUG_OUTPUT #define acpi_util_eval_error(h,p,s) {\ char prefix[80] = {'\0'};\ @@ -49,26 +46,24 @@ ACPI_MODULE_NAME ("acpi_utils") #else #define acpi_util_eval_error(h,p,s) #endif - - acpi_status -acpi_extract_package ( - union acpi_object *package, - struct acpi_buffer *format, - struct acpi_buffer *buffer) +acpi_extract_package(union acpi_object *package, + struct acpi_buffer *format, struct acpi_buffer *buffer) { - u32 size_required = 0; - u32 tail_offset = 0; - char *format_string = NULL; - u32 format_count = 0; - u32 i = 0; - u8 *head = NULL; - u8 *tail = NULL; + u32 size_required = 0; + u32 tail_offset = 0; + char *format_string = NULL; + u32 format_count = 0; + u32 i = 0; + u8 *head = NULL; + u8 *tail = NULL; ACPI_FUNCTION_TRACE("acpi_extract_package"); - if (!package || (package->type != ACPI_TYPE_PACKAGE) || (package->package.count < 1)) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid 'package' argument\n")); + if (!package || (package->type != ACPI_TYPE_PACKAGE) + || (package->package.count < 1)) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Invalid 'package' argument\n")); return_ACPI_STATUS(AE_BAD_PARAMETER); } @@ -82,18 +77,20 @@ acpi_extract_package ( return_ACPI_STATUS(AE_BAD_PARAMETER); } - format_count = (format->length/sizeof(char)) - 1; + format_count = (format->length / sizeof(char)) - 1; if (format_count > package->package.count) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Format specifies more objects [%d] than exist in package [%d].", format_count, package->package.count)); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Format specifies more objects [%d] than exist in package [%d].", + format_count, package->package.count)); return_ACPI_STATUS(AE_BAD_DATA); } - format_string = (char*)format->pointer; + format_string = (char *)format->pointer; /* * Calculate size_required. */ - for (i=0; i<format_count; i++) { + for (i = 0; i < format_count; i++) { union acpi_object *element = &(package->package.elements[i]); @@ -110,11 +107,15 @@ acpi_extract_package ( tail_offset += sizeof(acpi_integer); break; case 'S': - size_required += sizeof(char*) + sizeof(acpi_integer) + sizeof(char); - tail_offset += sizeof(char*); + size_required += + sizeof(char *) + sizeof(acpi_integer) + + sizeof(char); + tail_offset += sizeof(char *); break; default: - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid package element [%d]: got number, expecing [%c].\n", i, format_string[i])); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Invalid package element [%d]: got number, expecing [%c].\n", + i, format_string[i])); return_ACPI_STATUS(AE_BAD_DATA); break; } @@ -124,15 +125,22 @@ acpi_extract_package ( case ACPI_TYPE_BUFFER: switch (format_string[i]) { case 'S': - size_required += sizeof(char*) + (element->string.length * sizeof(char)) + sizeof(char); - tail_offset += sizeof(char*); + size_required += + sizeof(char *) + + (element->string.length * sizeof(char)) + + sizeof(char); + tail_offset += sizeof(char *); break; case 'B': - size_required += sizeof(u8*) + (element->buffer.length * sizeof(u8)); - tail_offset += sizeof(u8*); + size_required += + sizeof(u8 *) + + (element->buffer.length * sizeof(u8)); + tail_offset += sizeof(u8 *); break; default: - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid package element [%d] got string/buffer, expecing [%c].\n", i, format_string[i])); + ACPI_DEBUG_PRINT((ACPI_DB_WARN, + "Invalid package element [%d] got string/buffer, expecing [%c].\n", + i, format_string[i])); return_ACPI_STATUS(AE_BAD_DATA); break; } @@ -140,7 +148,9 @@ acpi_extract_package ( case ACPI_TYPE_PACKAGE: default: - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found unsupported element at index=%d\n", i)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Found unsupported element at index=%d\n", + i)); /* TBD: handle nested packages... */ return_ACPI_STATUS(AE_SUPPORT); break; @@ -153,8 +163,7 @@ acpi_extract_package ( if (buffer->length < size_required) { buffer->length = size_required; return_ACPI_STATUS(AE_BUFFER_OVERFLOW); - } - else if (buffer->length != size_required || !buffer->pointer) { + } else if (buffer->length != size_required || !buffer->pointer) { return_ACPI_STATUS(AE_BAD_PARAMETER); } @@ -164,7 +173,7 @@ acpi_extract_package ( /* * Extract package data. */ - for (i=0; i<format_count; i++) { + for (i = 0; i < format_count; i++) { u8 **pointer = NULL; union acpi_object *element = &(package->package.elements[i]); @@ -178,14 +187,16 @@ acpi_extract_package ( case ACPI_TYPE_INTEGER: switch (format_string[i]) { case 'N': - *((acpi_integer*)head) = element->integer.value; + *((acpi_integer *) head) = + element->integer.value; head += sizeof(acpi_integer); break; case 'S': - pointer = (u8**)head; + pointer = (u8 **) head; *pointer = tail; - *((acpi_integer*)tail) = element->integer.value; - head += sizeof(acpi_integer*); + *((acpi_integer *) tail) = + element->integer.value; + head += sizeof(acpi_integer *); tail += sizeof(acpi_integer); /* NULL terminate string */ *tail = (char)0; @@ -201,20 +212,22 @@ acpi_extract_package ( case ACPI_TYPE_BUFFER: switch (format_string[i]) { case 'S': - pointer = (u8**)head; + pointer = (u8 **) head; *pointer = tail; - memcpy(tail, element->string.pointer, element->string.length); - head += sizeof(char*); + memcpy(tail, element->string.pointer, + element->string.length); + head += sizeof(char *); tail += element->string.length * sizeof(char); /* NULL terminate string */ *tail = (char)0; tail += sizeof(char); break; case 'B': - pointer = (u8**)head; + pointer = (u8 **) head; *pointer = tail; - memcpy(tail, element->buffer.pointer, element->buffer.length); - head += sizeof(u8*); + memcpy(tail, element->buffer.pointer, + element->buffer.length); + head += sizeof(u8 *); tail += element->buffer.length * sizeof(u8); break; default: @@ -233,19 +246,17 @@ acpi_extract_package ( return_ACPI_STATUS(AE_OK); } -EXPORT_SYMBOL(acpi_extract_package); +EXPORT_SYMBOL(acpi_extract_package); acpi_status -acpi_evaluate_integer ( - acpi_handle handle, - acpi_string pathname, - struct acpi_object_list *arguments, - unsigned long *data) +acpi_evaluate_integer(acpi_handle handle, + acpi_string pathname, + struct acpi_object_list *arguments, unsigned long *data) { - acpi_status status = AE_OK; - union acpi_object *element; - struct acpi_buffer buffer = {0,NULL}; + acpi_status status = AE_OK; + union acpi_object *element; + struct acpi_buffer buffer = { 0, NULL }; ACPI_FUNCTION_TRACE("acpi_evaluate_integer"); @@ -253,7 +264,7 @@ acpi_evaluate_integer ( return_ACPI_STATUS(AE_BAD_PARAMETER); element = kmalloc(sizeof(union acpi_object), GFP_KERNEL); - if(!element) + if (!element) return_ACPI_STATUS(AE_NO_MEMORY); memset(element, 0, sizeof(union acpi_object)); @@ -277,20 +288,18 @@ acpi_evaluate_integer ( return_ACPI_STATUS(AE_OK); } -EXPORT_SYMBOL(acpi_evaluate_integer); +EXPORT_SYMBOL(acpi_evaluate_integer); #if 0 acpi_status -acpi_evaluate_string ( - acpi_handle handle, - acpi_string pathname, - acpi_object_list *arguments, - acpi_string *data) +acpi_evaluate_string(acpi_handle handle, + acpi_string pathname, + acpi_object_list * arguments, acpi_string * data) { - acpi_status status = AE_OK; - acpi_object *element = NULL; - acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + acpi_status status = AE_OK; + acpi_object *element = NULL; + acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; ACPI_FUNCTION_TRACE("acpi_evaluate_string"); @@ -305,9 +314,9 @@ acpi_evaluate_string ( element = (acpi_object *) buffer.pointer; - if ((element->type != ACPI_TYPE_STRING) - || (element->type != ACPI_TYPE_BUFFER) - || !element->string.length) { + if ((element->type != ACPI_TYPE_STRING) + || (element->type != ACPI_TYPE_BUFFER) + || !element->string.length) { acpi_util_eval_error(handle, pathname, AE_BAD_DATA); return_ACPI_STATUS(AE_BAD_DATA); } @@ -329,19 +338,17 @@ acpi_evaluate_string ( } #endif - acpi_status -acpi_evaluate_reference ( - acpi_handle handle, - acpi_string pathname, - struct acpi_object_list *arguments, - struct acpi_handle_list *list) +acpi_evaluate_reference(acpi_handle handle, + acpi_string pathname, + struct acpi_object_list *arguments, + struct acpi_handle_list *list) { - acpi_status status = AE_OK; - union acpi_object *package = NULL; - union acpi_object *element = NULL; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - u32 i = 0; + acpi_status status = AE_OK; + union acpi_object *package = NULL; + union acpi_object *element = NULL; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + u32 i = 0; ACPI_FUNCTION_TRACE("acpi_evaluate_reference"); @@ -355,28 +362,28 @@ acpi_evaluate_reference ( if (ACPI_FAILURE(status)) goto end; - package = (union acpi_object *) buffer.pointer; + package = (union acpi_object *)buffer.pointer; if ((buffer.length == 0) || !package) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "No return object (len %X ptr %p)\n", - (unsigned)buffer.length, package)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "No return object (len %X ptr %p)\n", + (unsigned)buffer.length, package)); status = AE_BAD_DATA; acpi_util_eval_error(handle, pathname, status); goto end; } if (package->type != ACPI_TYPE_PACKAGE) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Expecting a [Package], found type %X\n", - package->type)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Expecting a [Package], found type %X\n", + package->type)); status = AE_BAD_DATA; acpi_util_eval_error(handle, pathname, status); goto end; } if (!package->package.count) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "[Package] has zero elements (%p)\n", - package)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "[Package] has zero elements (%p)\n", + package)); status = AE_BAD_DATA; acpi_util_eval_error(handle, pathname, status); goto end; @@ -395,9 +402,9 @@ acpi_evaluate_reference ( if (element->type != ACPI_TYPE_ANY) { status = AE_BAD_DATA; - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Expecting a [Reference] package element, found type %X\n", - element->type)); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Expecting a [Reference] package element, found type %X\n", + element->type)); acpi_util_eval_error(handle, pathname, status); break; } @@ -406,10 +413,10 @@ acpi_evaluate_reference ( list->handles[i] = element->reference.handle; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found reference [%p]\n", - list->handles[i])); + list->handles[i])); } -end: + end: if (ACPI_FAILURE(status)) { list->count = 0; //kfree(list->handles); @@ -419,5 +426,5 @@ end: return_ACPI_STATUS(status); } -EXPORT_SYMBOL(acpi_evaluate_reference); +EXPORT_SYMBOL(acpi_evaluate_reference); diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 2cf264fd52e0..e383d6109ae1 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -53,21 +53,20 @@ #define ACPI_VIDEO_NOTIFY_ZERO_BRIGHTNESS 0x85 #define ACPI_VIDEO_NOTIFY_DISPLAY_OFF 0x86 - #define ACPI_VIDEO_HEAD_INVALID (~0u - 1) #define ACPI_VIDEO_HEAD_END (~0u) - #define _COMPONENT ACPI_VIDEO_COMPONENT -ACPI_MODULE_NAME ("acpi_video") +ACPI_MODULE_NAME("acpi_video") -MODULE_AUTHOR("Bruno Ducrot"); + MODULE_AUTHOR("Bruno Ducrot"); MODULE_DESCRIPTION(ACPI_VIDEO_DRIVER_NAME); MODULE_LICENSE("GPL"); -static int acpi_video_bus_add (struct acpi_device *device); -static int acpi_video_bus_remove (struct acpi_device *device, int type); -static int acpi_video_bus_match (struct acpi_device *device, struct acpi_driver *driver); +static int acpi_video_bus_add(struct acpi_device *device); +static int acpi_video_bus_remove(struct acpi_device *device, int type); +static int acpi_video_bus_match(struct acpi_device *device, + struct acpi_driver *driver); static struct acpi_driver acpi_video_bus = { .name = ACPI_VIDEO_DRIVER_NAME, @@ -76,187 +75,192 @@ static struct acpi_driver acpi_video_bus = { .add = acpi_video_bus_add, .remove = acpi_video_bus_remove, .match = acpi_video_bus_match, - }, + }, }; struct acpi_video_bus_flags { - u8 multihead:1; /* can switch video heads */ - u8 rom:1; /* can retrieve a video rom */ - u8 post:1; /* can configure the head to */ - u8 reserved:5; + u8 multihead:1; /* can switch video heads */ + u8 rom:1; /* can retrieve a video rom */ + u8 post:1; /* can configure the head to */ + u8 reserved:5; }; struct acpi_video_bus_cap { - u8 _DOS:1; /*Enable/Disable output switching*/ - u8 _DOD:1; /*Enumerate all devices attached to display adapter*/ - u8 _ROM:1; /*Get ROM Data*/ - u8 _GPD:1; /*Get POST Device*/ - u8 _SPD:1; /*Set POST Device*/ - u8 _VPO:1; /*Video POST Options*/ - u8 reserved:2; + u8 _DOS:1; /*Enable/Disable output switching */ + u8 _DOD:1; /*Enumerate all devices attached to display adapter */ + u8 _ROM:1; /*Get ROM Data */ + u8 _GPD:1; /*Get POST Device */ + u8 _SPD:1; /*Set POST Device */ + u8 _VPO:1; /*Video POST Options */ + u8 reserved:2; }; -struct acpi_video_device_attrib{ - u32 display_index:4; /* A zero-based instance of the Display*/ - u32 display_port_attachment:4; /*This field differenates displays type*/ - u32 display_type:4; /*Describe the specific type in use*/ - u32 vendor_specific:4; /*Chipset Vendor Specifi*/ - u32 bios_can_detect:1; /*BIOS can detect the device*/ - u32 depend_on_vga:1; /*Non-VGA output device whose power is related to - the VGA device.*/ - u32 pipe_id:3; /*For VGA multiple-head devices.*/ - u32 reserved:10; /*Must be 0*/ - u32 device_id_scheme:1; /*Device ID Scheme*/ +struct acpi_video_device_attrib { + u32 display_index:4; /* A zero-based instance of the Display */ + u32 display_port_attachment:4; /*This field differenates displays type */ + u32 display_type:4; /*Describe the specific type in use */ + u32 vendor_specific:4; /*Chipset Vendor Specifi */ + u32 bios_can_detect:1; /*BIOS can detect the device */ + u32 depend_on_vga:1; /*Non-VGA output device whose power is related to + the VGA device. */ + u32 pipe_id:3; /*For VGA multiple-head devices. */ + u32 reserved:10; /*Must be 0 */ + u32 device_id_scheme:1; /*Device ID Scheme */ }; struct acpi_video_enumerated_device { union { u32 int_val; - struct acpi_video_device_attrib attrib; + struct acpi_video_device_attrib attrib; } value; struct acpi_video_device *bind_info; }; struct acpi_video_bus { - acpi_handle handle; - u8 dos_setting; + acpi_handle handle; + u8 dos_setting; struct acpi_video_enumerated_device *attached_array; - u8 attached_count; - struct acpi_video_bus_cap cap; + u8 attached_count; + struct acpi_video_bus_cap cap; struct acpi_video_bus_flags flags; - struct semaphore sem; - struct list_head video_device_list; - struct proc_dir_entry *dir; + struct semaphore sem; + struct list_head video_device_list; + struct proc_dir_entry *dir; }; struct acpi_video_device_flags { - u8 crt:1; - u8 lcd:1; - u8 tvout:1; - u8 bios:1; - u8 unknown:1; - u8 reserved:3; + u8 crt:1; + u8 lcd:1; + u8 tvout:1; + u8 bios:1; + u8 unknown:1; + u8 reserved:3; }; struct acpi_video_device_cap { - u8 _ADR:1; /*Return the unique ID */ - u8 _BCL:1; /*Query list of brightness control levels supported*/ - u8 _BCM:1; /*Set the brightness level*/ - u8 _DDC:1; /*Return the EDID for this device*/ - u8 _DCS:1; /*Return status of output device*/ - u8 _DGS:1; /*Query graphics state*/ - u8 _DSS:1; /*Device state set*/ - u8 _reserved:1; + u8 _ADR:1; /*Return the unique ID */ + u8 _BCL:1; /*Query list of brightness control levels supported */ + u8 _BCM:1; /*Set the brightness level */ + u8 _DDC:1; /*Return the EDID for this device */ + u8 _DCS:1; /*Return status of output device */ + u8 _DGS:1; /*Query graphics state */ + u8 _DSS:1; /*Device state set */ + u8 _reserved:1; }; struct acpi_video_device_brightness { - int curr; - int count; - int *levels; + int curr; + int count; + int *levels; }; struct acpi_video_device { - acpi_handle handle; - unsigned long device_id; - struct acpi_video_device_flags flags; - struct acpi_video_device_cap cap; - struct list_head entry; - struct acpi_video_bus *video; - struct acpi_device *dev; + acpi_handle handle; + unsigned long device_id; + struct acpi_video_device_flags flags; + struct acpi_video_device_cap cap; + struct list_head entry; + struct acpi_video_bus *video; + struct acpi_device *dev; struct acpi_video_device_brightness *brightness; }; - /* bus */ static int acpi_video_bus_info_open_fs(struct inode *inode, struct file *file); static struct file_operations acpi_video_bus_info_fops = { - .open = acpi_video_bus_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_video_bus_info_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; static int acpi_video_bus_ROM_open_fs(struct inode *inode, struct file *file); static struct file_operations acpi_video_bus_ROM_fops = { - .open = acpi_video_bus_ROM_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_video_bus_ROM_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; -static int acpi_video_bus_POST_info_open_fs(struct inode *inode, struct file *file); +static int acpi_video_bus_POST_info_open_fs(struct inode *inode, + struct file *file); static struct file_operations acpi_video_bus_POST_info_fops = { - .open = acpi_video_bus_POST_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_video_bus_POST_info_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; static int acpi_video_bus_POST_open_fs(struct inode *inode, struct file *file); static struct file_operations acpi_video_bus_POST_fops = { - .open = acpi_video_bus_POST_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_video_bus_POST_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; - static int acpi_video_bus_DOS_open_fs(struct inode *inode, struct file *file); static struct file_operations acpi_video_bus_DOS_fops = { - .open = acpi_video_bus_DOS_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_video_bus_DOS_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; /* device */ -static int acpi_video_device_info_open_fs(struct inode *inode, struct file *file); +static int acpi_video_device_info_open_fs(struct inode *inode, + struct file *file); static struct file_operations acpi_video_device_info_fops = { - .open = acpi_video_device_info_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_video_device_info_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; -static int acpi_video_device_state_open_fs(struct inode *inode, struct file *file); +static int acpi_video_device_state_open_fs(struct inode *inode, + struct file *file); static struct file_operations acpi_video_device_state_fops = { - .open = acpi_video_device_state_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_video_device_state_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; -static int acpi_video_device_brightness_open_fs(struct inode *inode, struct file *file); +static int acpi_video_device_brightness_open_fs(struct inode *inode, + struct file *file); static struct file_operations acpi_video_device_brightness_fops = { - .open = acpi_video_device_brightness_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_video_device_brightness_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; -static int acpi_video_device_EDID_open_fs(struct inode *inode, struct file *file); +static int acpi_video_device_EDID_open_fs(struct inode *inode, + struct file *file); static struct file_operations acpi_video_device_EDID_fops = { - .open = acpi_video_device_EDID_open_fs, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, + .open = acpi_video_device_EDID_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, }; -static char device_decode[][30] = { +static char device_decode[][30] = { "motherboard VGA device", "PCI VGA device", "AGP VGA device", "UNKNOWN", }; -static void acpi_video_device_notify ( acpi_handle handle, u32 event, void *data); -static void acpi_video_device_rebind( struct acpi_video_bus *video); -static void acpi_video_device_bind( struct acpi_video_bus *video, struct acpi_video_device *device); +static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data); +static void acpi_video_device_rebind(struct acpi_video_bus *video); +static void acpi_video_device_bind(struct acpi_video_bus *video, + struct acpi_video_device *device); static int acpi_video_device_enumerate(struct acpi_video_bus *video); -static int acpi_video_switch_output( struct acpi_video_bus *video, int event); -static int acpi_video_get_next_level( struct acpi_video_device *device, u32 level_current,u32 event); -static void acpi_video_switch_brightness ( struct acpi_video_device *device, int event); - +static int acpi_video_switch_output(struct acpi_video_bus *video, int event); +static int acpi_video_get_next_level(struct acpi_video_device *device, + u32 level_current, u32 event); +static void acpi_video_switch_brightness(struct acpi_video_device *device, + int event); /* -------------------------------------------------------------------------- Video Management @@ -265,11 +269,9 @@ static void acpi_video_switch_brightness ( struct acpi_video_device *device, int /* device */ static int -acpi_video_device_query ( - struct acpi_video_device *device, - unsigned long *state) +acpi_video_device_query(struct acpi_video_device *device, unsigned long *state) { - int status; + int status; ACPI_FUNCTION_TRACE("acpi_video_device_query"); status = acpi_evaluate_integer(device->handle, "_DGS", NULL, state); @@ -277,11 +279,10 @@ acpi_video_device_query ( } static int -acpi_video_device_get_state ( - struct acpi_video_device *device, - unsigned long *state) +acpi_video_device_get_state(struct acpi_video_device *device, + unsigned long *state) { - int status; + int status; ACPI_FUNCTION_TRACE("acpi_video_device_get_state"); @@ -291,31 +292,28 @@ acpi_video_device_get_state ( } static int -acpi_video_device_set_state ( - struct acpi_video_device *device, - int state) +acpi_video_device_set_state(struct acpi_video_device *device, int state) { - int status; - union acpi_object arg0 = {ACPI_TYPE_INTEGER}; - struct acpi_object_list args = {1, &arg0}; + int status; + union acpi_object arg0 = { ACPI_TYPE_INTEGER }; + struct acpi_object_list args = { 1, &arg0 }; + unsigned long ret; ACPI_FUNCTION_TRACE("acpi_video_device_set_state"); arg0.integer.value = state; - status = acpi_evaluate_integer(device->handle, "_DSS", &args, NULL); + status = acpi_evaluate_integer(device->handle, "_DSS", &args, &ret); return_VALUE(status); } static int -acpi_video_device_lcd_query_levels ( - struct acpi_video_device *device, - union acpi_object **levels) +acpi_video_device_lcd_query_levels(struct acpi_video_device *device, + union acpi_object **levels) { - int status; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - union acpi_object *obj; - + int status; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *obj; ACPI_FUNCTION_TRACE("acpi_video_device_lcd_query_levels"); @@ -324,7 +322,7 @@ acpi_video_device_lcd_query_levels ( status = acpi_evaluate_object(device->handle, "_BCL", NULL, &buffer); if (!ACPI_SUCCESS(status)) return_VALUE(status); - obj = (union acpi_object *) buffer.pointer; + obj = (union acpi_object *)buffer.pointer; if (!obj && (obj->type != ACPI_TYPE_PACKAGE)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _BCL data\n")); status = -EFAULT; @@ -335,7 +333,7 @@ acpi_video_device_lcd_query_levels ( return_VALUE(0); -err: + err: if (buffer.pointer) kfree(buffer.pointer); @@ -343,13 +341,11 @@ err: } static int -acpi_video_device_lcd_set_level ( - struct acpi_video_device *device, - int level) +acpi_video_device_lcd_set_level(struct acpi_video_device *device, int level) { - int status; - union acpi_object arg0 = {ACPI_TYPE_INTEGER}; - struct acpi_object_list args = {1, &arg0}; + int status; + union acpi_object arg0 = { ACPI_TYPE_INTEGER }; + struct acpi_object_list args = { 1, &arg0 }; ACPI_FUNCTION_TRACE("acpi_video_device_lcd_set_level"); @@ -361,11 +357,10 @@ acpi_video_device_lcd_set_level ( } static int -acpi_video_device_lcd_get_level_current ( - struct acpi_video_device *device, - unsigned long *level) +acpi_video_device_lcd_get_level_current(struct acpi_video_device *device, + unsigned long *level) { - int status; + int status; ACPI_FUNCTION_TRACE("acpi_video_device_lcd_get_level_current"); status = acpi_evaluate_integer(device->handle, "_BQC", NULL, level); @@ -374,16 +369,14 @@ acpi_video_device_lcd_get_level_current ( } static int -acpi_video_device_EDID ( - struct acpi_video_device *device, - union acpi_object **edid, - ssize_t length) +acpi_video_device_EDID(struct acpi_video_device *device, + union acpi_object **edid, ssize_t length) { - int status; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - union acpi_object *obj; - union acpi_object arg0 = {ACPI_TYPE_INTEGER}; - struct acpi_object_list args = {1, &arg0}; + int status; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *obj; + union acpi_object arg0 = { ACPI_TYPE_INTEGER }; + struct acpi_object_list args = { 1, &arg0 }; ACPI_FUNCTION_TRACE("acpi_video_device_get_EDID"); @@ -402,7 +395,7 @@ acpi_video_device_EDID ( if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); - obj = (union acpi_object *) buffer.pointer; + obj = (union acpi_object *)buffer.pointer; if (obj && obj->type == ACPI_TYPE_BUFFER) *edid = obj; @@ -415,18 +408,15 @@ acpi_video_device_EDID ( return_VALUE(status); } - /* bus */ static int -acpi_video_bus_set_POST ( - struct acpi_video_bus *video, - unsigned long option) +acpi_video_bus_set_POST(struct acpi_video_bus *video, unsigned long option) { - int status; - unsigned long tmp; - union acpi_object arg0 = {ACPI_TYPE_INTEGER}; - struct acpi_object_list args = {1, &arg0}; + int status; + unsigned long tmp; + union acpi_object arg0 = { ACPI_TYPE_INTEGER }; + struct acpi_object_list args = { 1, &arg0 }; ACPI_FUNCTION_TRACE("acpi_video_bus_set_POST"); @@ -434,15 +424,13 @@ acpi_video_bus_set_POST ( status = acpi_evaluate_integer(video->handle, "_SPD", &args, &tmp); if (ACPI_SUCCESS(status)) - status = tmp ? (-EINVAL):(AE_OK); + status = tmp ? (-EINVAL) : (AE_OK); return_VALUE(status); } static int -acpi_video_bus_get_POST ( - struct acpi_video_bus *video, - unsigned long *id) +acpi_video_bus_get_POST(struct acpi_video_bus *video, unsigned long *id) { int status; @@ -454,11 +442,10 @@ acpi_video_bus_get_POST ( } static int -acpi_video_bus_POST_options ( - struct acpi_video_bus *video, - unsigned long *options) +acpi_video_bus_POST_options(struct acpi_video_bus *video, + unsigned long *options) { - int status; + int status; ACPI_FUNCTION_TRACE("acpi_video_bus_POST_options"); status = acpi_evaluate_integer(video->handle, "_VPO", NULL, options); @@ -489,18 +476,15 @@ acpi_video_bus_POST_options ( */ static int -acpi_video_bus_DOS( - struct acpi_video_bus *video, - int bios_flag, - int lcd_flag) +acpi_video_bus_DOS(struct acpi_video_bus *video, int bios_flag, int lcd_flag) { - acpi_integer status = 0; - union acpi_object arg0 = {ACPI_TYPE_INTEGER}; - struct acpi_object_list args = {1, &arg0}; + acpi_integer status = 0; + union acpi_object arg0 = { ACPI_TYPE_INTEGER }; + struct acpi_object_list args = { 1, &arg0 }; ACPI_FUNCTION_TRACE("acpi_video_bus_DOS"); - if (bios_flag < 0 || bios_flag >3 || lcd_flag < 0 || lcd_flag > 1){ + if (bios_flag < 0 || bios_flag > 3 || lcd_flag < 0 || lcd_flag > 1) { status = -1; goto Failed; } @@ -508,7 +492,7 @@ acpi_video_bus_DOS( video->dos_setting = arg0.integer.value; acpi_evaluate_object(video->handle, "_DOS", &args, NULL); -Failed: + Failed: return_VALUE(status); } @@ -523,10 +507,9 @@ Failed: * device. */ -static void -acpi_video_device_find_cap (struct acpi_video_device *device) +static void acpi_video_device_find_cap(struct acpi_video_device *device) { - acpi_integer status; + acpi_integer status; acpi_handle h_dummy1; int i; union acpi_object *obj = NULL; @@ -534,27 +517,27 @@ acpi_video_device_find_cap (struct acpi_video_device *device) ACPI_FUNCTION_TRACE("acpi_video_device_find_cap"); - memset( &device->cap, 0, 4); + memset(&device->cap, 0, 4); - if( ACPI_SUCCESS(acpi_get_handle(device->handle, "_ADR", &h_dummy1))) { + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_ADR", &h_dummy1))) { device->cap._ADR = 1; } - if( ACPI_SUCCESS(acpi_get_handle(device->handle, "_BCL", &h_dummy1))) { - device->cap._BCL= 1; + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_BCL", &h_dummy1))) { + device->cap._BCL = 1; } - if( ACPI_SUCCESS(acpi_get_handle(device->handle, "_BCM", &h_dummy1))) { - device->cap._BCM= 1; + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_BCM", &h_dummy1))) { + device->cap._BCM = 1; } - if( ACPI_SUCCESS(acpi_get_handle(device->handle, "_DDC", &h_dummy1))) { - device->cap._DDC= 1; + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DDC", &h_dummy1))) { + device->cap._DDC = 1; } - if( ACPI_SUCCESS(acpi_get_handle(device->handle, "_DCS", &h_dummy1))) { + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DCS", &h_dummy1))) { device->cap._DCS = 1; } - if( ACPI_SUCCESS(acpi_get_handle(device->handle, "_DGS", &h_dummy1))) { + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DGS", &h_dummy1))) { device->cap._DGS = 1; } - if( ACPI_SUCCESS(acpi_get_handle(device->handle, "_DSS", &h_dummy1))) { + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DSS", &h_dummy1))) { device->cap._DSS = 1; } @@ -563,34 +546,38 @@ acpi_video_device_find_cap (struct acpi_video_device *device) if (obj && obj->type == ACPI_TYPE_PACKAGE && obj->package.count >= 2) { int count = 0; union acpi_object *o; - + br = kmalloc(sizeof(*br), GFP_KERNEL); if (!br) { printk(KERN_ERR "can't allocate memory\n"); } else { memset(br, 0, sizeof(*br)); br->levels = kmalloc(obj->package.count * - sizeof *(br->levels), GFP_KERNEL); + sizeof *(br->levels), GFP_KERNEL); if (!br->levels) goto out; for (i = 0; i < obj->package.count; i++) { - o = (union acpi_object *) &obj->package.elements[i]; + o = (union acpi_object *)&obj->package. + elements[i]; if (o->type != ACPI_TYPE_INTEGER) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid data\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid data\n")); continue; } br->levels[count] = (u32) o->integer.value; count++; } -out: + out: if (count < 2) { kfree(br->levels); kfree(br); } else { br->count = count; device->brightness = br; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "found %d brightness levels\n", count)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "found %d brightness levels\n", + count)); } } } @@ -610,28 +597,27 @@ out: * Find out all required AML method defined under the video bus device. */ -static void -acpi_video_bus_find_cap (struct acpi_video_bus *video) +static void acpi_video_bus_find_cap(struct acpi_video_bus *video) { - acpi_handle h_dummy1; + acpi_handle h_dummy1; - memset(&video->cap ,0, 4); - if( ACPI_SUCCESS(acpi_get_handle(video->handle, "_DOS", &h_dummy1))) { + memset(&video->cap, 0, 4); + if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_DOS", &h_dummy1))) { video->cap._DOS = 1; } - if( ACPI_SUCCESS(acpi_get_handle(video->handle, "_DOD", &h_dummy1))) { + if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_DOD", &h_dummy1))) { video->cap._DOD = 1; } - if( ACPI_SUCCESS(acpi_get_handle(video->handle, "_ROM", &h_dummy1))) { + if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_ROM", &h_dummy1))) { video->cap._ROM = 1; } - if( ACPI_SUCCESS(acpi_get_handle(video->handle, "_GPD", &h_dummy1))) { + if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_GPD", &h_dummy1))) { video->cap._GPD = 1; } - if( ACPI_SUCCESS(acpi_get_handle(video->handle, "_SPD", &h_dummy1))) { + if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_SPD", &h_dummy1))) { video->cap._SPD = 1; } - if( ACPI_SUCCESS(acpi_get_handle(video->handle, "_VPO", &h_dummy1))) { + if (ACPI_SUCCESS(acpi_get_handle(video->handle, "_VPO", &h_dummy1))) { video->cap._VPO = 1; } } @@ -641,12 +627,9 @@ acpi_video_bus_find_cap (struct acpi_video_bus *video) * support the desired features */ -static int -acpi_video_bus_check ( - struct acpi_video_bus *video) +static int acpi_video_bus_check(struct acpi_video_bus *video) { - acpi_status status = -ENOENT; - + acpi_status status = -ENOENT; ACPI_FUNCTION_TRACE("acpi_video_bus_check"); @@ -658,19 +641,19 @@ acpi_video_bus_check ( */ /* Does this device able to support video switching ? */ - if(video->cap._DOS){ + if (video->cap._DOS) { video->flags.multihead = 1; status = 0; } /* Does this device able to retrieve a retrieve a video ROM ? */ - if(video->cap._ROM){ + if (video->cap._ROM) { video->flags.rom = 1; status = 0; } /* Does this device able to configure which video device to POST ? */ - if(video->cap._GPD && video->cap._SPD && video->cap._VPO){ + if (video->cap._GPD && video->cap._SPD && video->cap._VPO) { video->flags.post = 1; status = 0; } @@ -682,16 +665,14 @@ acpi_video_bus_check ( FS Interface (/proc) -------------------------------------------------------------------------- */ -static struct proc_dir_entry *acpi_video_dir; +static struct proc_dir_entry *acpi_video_dir; /* video devices */ -static int -acpi_video_device_info_seq_show ( - struct seq_file *seq, - void *offset) +static int acpi_video_device_info_seq_show(struct seq_file *seq, void *offset) { - struct acpi_video_device *dev = (struct acpi_video_device *) seq->private; + struct acpi_video_device *dev = + (struct acpi_video_device *)seq->private; ACPI_FUNCTION_TRACE("acpi_video_device_info_seq_show"); @@ -709,30 +690,25 @@ acpi_video_device_info_seq_show ( else seq_printf(seq, "UNKNOWN\n"); - seq_printf(seq,"known by bios: %s\n", - dev->flags.bios ? "yes":"no"); + seq_printf(seq, "known by bios: %s\n", dev->flags.bios ? "yes" : "no"); -end: + end: return_VALUE(0); } static int -acpi_video_device_info_open_fs ( - struct inode *inode, - struct file *file) +acpi_video_device_info_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_video_device_info_seq_show, PDE(inode)->data); } -static int -acpi_video_device_state_seq_show ( - struct seq_file *seq, - void *offset) +static int acpi_video_device_state_seq_show(struct seq_file *seq, void *offset) { - int status; - struct acpi_video_device *dev = (struct acpi_video_device *) seq->private; - unsigned long state; + int status; + struct acpi_video_device *dev = + (struct acpi_video_device *)seq->private; + unsigned long state; ACPI_FUNCTION_TRACE("acpi_video_device_state_seq_show"); @@ -753,31 +729,27 @@ acpi_video_device_state_seq_show ( else seq_printf(seq, "<not supported>\n"); -end: + end: return_VALUE(0); } static int -acpi_video_device_state_open_fs ( - struct inode *inode, - struct file *file) +acpi_video_device_state_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_video_device_state_seq_show, PDE(inode)->data); } static ssize_t -acpi_video_device_write_state ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *data) +acpi_video_device_write_state(struct file *file, + const char __user * buffer, + size_t count, loff_t * data) { - int status; - struct seq_file *m = (struct seq_file *) file->private_data; - struct acpi_video_device *dev = (struct acpi_video_device *) m->private; - char str[12] = {0}; - u32 state = 0; + int status; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_video_device *dev = (struct acpi_video_device *)m->private; + char str[12] = { 0 }; + u32 state = 0; ACPI_FUNCTION_TRACE("acpi_video_device_write_state"); @@ -789,7 +761,7 @@ acpi_video_device_write_state ( str[count] = 0; state = simple_strtoul(str, NULL, 0); - state &= ((1ul<<31) | (1ul<<30) | (1ul<<0)); + state &= ((1ul << 31) | (1ul << 30) | (1ul << 0)); status = acpi_video_device_set_state(dev, state); @@ -800,12 +772,11 @@ acpi_video_device_write_state ( } static int -acpi_video_device_brightness_seq_show ( - struct seq_file *seq, - void *offset) +acpi_video_device_brightness_seq_show(struct seq_file *seq, void *offset) { - struct acpi_video_device *dev = (struct acpi_video_device *) seq->private; - int i; + struct acpi_video_device *dev = + (struct acpi_video_device *)seq->private; + int i; ACPI_FUNCTION_TRACE("acpi_video_device_brightness_seq_show"); @@ -823,26 +794,22 @@ acpi_video_device_brightness_seq_show ( } static int -acpi_video_device_brightness_open_fs ( - struct inode *inode, - struct file *file) +acpi_video_device_brightness_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_video_device_brightness_seq_show, PDE(inode)->data); } static ssize_t -acpi_video_device_write_brightness ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *data) +acpi_video_device_write_brightness(struct file *file, + const char __user * buffer, + size_t count, loff_t * data) { - struct seq_file *m = (struct seq_file *) file->private_data; - struct acpi_video_device *dev = (struct acpi_video_device *) m->private; - char str[4] = {0}; - unsigned int level = 0; - int i; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_video_device *dev = (struct acpi_video_device *)m->private; + char str[4] = { 0 }; + unsigned int level = 0; + int i; ACPI_FUNCTION_TRACE("acpi_video_device_write_brightness"); @@ -854,14 +821,15 @@ acpi_video_device_write_brightness ( str[count] = 0; level = simple_strtoul(str, NULL, 0); - + if (level > 100) return_VALUE(-EFAULT); /* validate though the list of available levels */ for (i = 0; i < dev->brightness->count; i++) if (level == dev->brightness->levels[i]) { - if (ACPI_SUCCESS(acpi_video_device_lcd_set_level(dev, level))) + if (ACPI_SUCCESS + (acpi_video_device_lcd_set_level(dev, level))) dev->brightness->curr = level; break; } @@ -869,24 +837,22 @@ acpi_video_device_write_brightness ( return_VALUE(count); } -static int -acpi_video_device_EDID_seq_show ( - struct seq_file *seq, - void *offset) +static int acpi_video_device_EDID_seq_show(struct seq_file *seq, void *offset) { - struct acpi_video_device *dev = (struct acpi_video_device *) seq->private; - int status; - int i; - union acpi_object *edid = NULL; + struct acpi_video_device *dev = + (struct acpi_video_device *)seq->private; + int status; + int i; + union acpi_object *edid = NULL; ACPI_FUNCTION_TRACE("acpi_video_device_EDID_seq_show"); if (!dev) goto out; - status = acpi_video_device_EDID (dev, &edid, 128); + status = acpi_video_device_EDID(dev, &edid, 128); if (ACPI_FAILURE(status)) { - status = acpi_video_device_EDID (dev, &edid, 256); + status = acpi_video_device_EDID(dev, &edid, 256); } if (ACPI_FAILURE(status)) { @@ -898,7 +864,7 @@ acpi_video_device_EDID_seq_show ( seq_putc(seq, edid->buffer.pointer[i]); } -out: + out: if (!edid) seq_printf(seq, "<not supported>\n"); else @@ -908,20 +874,15 @@ out: } static int -acpi_video_device_EDID_open_fs ( - struct inode *inode, - struct file *file) +acpi_video_device_EDID_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_video_device_EDID_seq_show, PDE(inode)->data); } - -static int -acpi_video_device_add_fs ( - struct acpi_device *device) +static int acpi_video_device_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; + struct proc_dir_entry *entry = NULL; struct acpi_video_device *vid_dev; ACPI_FUNCTION_TRACE("acpi_video_device_add_fs"); @@ -929,13 +890,13 @@ acpi_video_device_add_fs ( if (!device) return_VALUE(-ENODEV); - vid_dev = (struct acpi_video_device *) acpi_driver_data(device); + vid_dev = (struct acpi_video_device *)acpi_driver_data(device); if (!vid_dev) return_VALUE(-ENODEV); if (!acpi_device_dir(device)) { acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - vid_dev->video->dir); + vid_dev->video->dir); if (!acpi_device_dir(device)) return_VALUE(-ENODEV); acpi_device_dir(device)->owner = THIS_MODULE; @@ -945,7 +906,7 @@ acpi_video_device_add_fs ( entry = create_proc_entry("info", S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create 'info' fs entry\n")); + "Unable to create 'info' fs entry\n")); else { entry->proc_fops = &acpi_video_device_info_fops; entry->data = acpi_driver_data(device); @@ -953,10 +914,12 @@ acpi_video_device_add_fs ( } /* 'state' [R/W] */ - entry = create_proc_entry("state", S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + entry = + create_proc_entry("state", S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create 'state' fs entry\n")); + "Unable to create 'state' fs entry\n")); else { entry->proc_fops = &acpi_video_device_state_fops; entry->proc_fops->write = acpi_video_device_write_state; @@ -965,10 +928,12 @@ acpi_video_device_add_fs ( } /* 'brightness' [R/W] */ - entry = create_proc_entry("brightness", S_IFREG|S_IRUGO|S_IWUSR, acpi_device_dir(device)); + entry = + create_proc_entry("brightness", S_IFREG | S_IRUGO | S_IWUSR, + acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create 'brightness' fs entry\n")); + "Unable to create 'brightness' fs entry\n")); else { entry->proc_fops = &acpi_video_device_brightness_fops; entry->proc_fops->write = acpi_video_device_write_brightness; @@ -980,7 +945,7 @@ acpi_video_device_add_fs ( entry = create_proc_entry("EDID", S_IRUGO, acpi_device_dir(device)); if (!entry) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Unable to create 'brightness' fs entry\n")); + "Unable to create 'brightness' fs entry\n")); else { entry->proc_fops = &acpi_video_device_EDID_fops; entry->data = acpi_driver_data(device); @@ -990,14 +955,12 @@ acpi_video_device_add_fs ( return_VALUE(0); } -static int -acpi_video_device_remove_fs ( - struct acpi_device *device) +static int acpi_video_device_remove_fs(struct acpi_device *device) { struct acpi_video_device *vid_dev; ACPI_FUNCTION_TRACE("acpi_video_device_remove_fs"); - vid_dev = (struct acpi_video_device *) acpi_driver_data(device); + vid_dev = (struct acpi_video_device *)acpi_driver_data(device); if (!vid_dev || !vid_dev->video || !vid_dev->video->dir) return_VALUE(-ENODEV); @@ -1006,22 +969,17 @@ acpi_video_device_remove_fs ( remove_proc_entry("state", acpi_device_dir(device)); remove_proc_entry("brightness", acpi_device_dir(device)); remove_proc_entry("EDID", acpi_device_dir(device)); - remove_proc_entry(acpi_device_bid(device), - vid_dev->video->dir); + remove_proc_entry(acpi_device_bid(device), vid_dev->video->dir); acpi_device_dir(device) = NULL; } return_VALUE(0); } - /* video bus */ -static int -acpi_video_bus_info_seq_show ( - struct seq_file *seq, - void *offset) +static int acpi_video_bus_info_seq_show(struct seq_file *seq, void *offset) { - struct acpi_video_bus *video = (struct acpi_video_bus *) seq->private; + struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private; ACPI_FUNCTION_TRACE("acpi_video_bus_info_seq_show"); @@ -1029,30 +987,25 @@ acpi_video_bus_info_seq_show ( goto end; seq_printf(seq, "Switching heads: %s\n", - video->flags.multihead ? "yes":"no"); + video->flags.multihead ? "yes" : "no"); seq_printf(seq, "Video ROM: %s\n", - video->flags.rom ? "yes":"no"); + video->flags.rom ? "yes" : "no"); seq_printf(seq, "Device to be POSTed on boot: %s\n", - video->flags.post ? "yes":"no"); + video->flags.post ? "yes" : "no"); -end: + end: return_VALUE(0); } -static int -acpi_video_bus_info_open_fs ( - struct inode *inode, - struct file *file) +static int acpi_video_bus_info_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_video_bus_info_seq_show, PDE(inode)->data); + return single_open(file, acpi_video_bus_info_seq_show, + PDE(inode)->data); } -static int -acpi_video_bus_ROM_seq_show ( - struct seq_file *seq, - void *offset) +static int acpi_video_bus_ROM_seq_show(struct seq_file *seq, void *offset) { - struct acpi_video_bus *video = (struct acpi_video_bus *) seq->private; + struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private; ACPI_FUNCTION_TRACE("acpi_video_bus_ROM_seq_show"); @@ -1062,26 +1015,20 @@ acpi_video_bus_ROM_seq_show ( printk(KERN_INFO PREFIX "Please implement %s\n", __FUNCTION__); seq_printf(seq, "<TODO>\n"); -end: + end: return_VALUE(0); } -static int -acpi_video_bus_ROM_open_fs ( - struct inode *inode, - struct file *file) +static int acpi_video_bus_ROM_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_video_bus_ROM_seq_show, PDE(inode)->data); } -static int -acpi_video_bus_POST_info_seq_show ( - struct seq_file *seq, - void *offset) +static int acpi_video_bus_POST_info_seq_show(struct seq_file *seq, void *offset) { - struct acpi_video_bus *video = (struct acpi_video_bus *) seq->private; - unsigned long options; - int status; + struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private; + unsigned long options; + int status; ACPI_FUNCTION_TRACE("acpi_video_bus_POST_info_seq_show"); @@ -1091,8 +1038,10 @@ acpi_video_bus_POST_info_seq_show ( status = acpi_video_bus_POST_options(video, &options); if (ACPI_SUCCESS(status)) { if (!(options & 1)) { - printk(KERN_WARNING PREFIX "The motherboard VGA device is not listed as a possible POST device.\n"); - printk(KERN_WARNING PREFIX "This indicate a BIOS bug. Please contact the manufacturer.\n"); + printk(KERN_WARNING PREFIX + "The motherboard VGA device is not listed as a possible POST device.\n"); + printk(KERN_WARNING PREFIX + "This indicate a BIOS bug. Please contact the manufacturer.\n"); } printk("%lx\n", options); seq_printf(seq, "can POST: <intgrated video>"); @@ -1103,89 +1052,74 @@ acpi_video_bus_POST_info_seq_show ( seq_putc(seq, '\n'); } else seq_printf(seq, "<not supported>\n"); -end: + end: return_VALUE(0); } static int -acpi_video_bus_POST_info_open_fs ( - struct inode *inode, - struct file *file) +acpi_video_bus_POST_info_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_video_bus_POST_info_seq_show, PDE(inode)->data); + return single_open(file, acpi_video_bus_POST_info_seq_show, + PDE(inode)->data); } -static int -acpi_video_bus_POST_seq_show ( - struct seq_file *seq, - void *offset) +static int acpi_video_bus_POST_seq_show(struct seq_file *seq, void *offset) { - struct acpi_video_bus *video = (struct acpi_video_bus *) seq->private; - int status; - unsigned long id; + struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private; + int status; + unsigned long id; ACPI_FUNCTION_TRACE("acpi_video_bus_POST_seq_show"); if (!video) goto end; - status = acpi_video_bus_get_POST (video, &id); + status = acpi_video_bus_get_POST(video, &id); if (!ACPI_SUCCESS(status)) { seq_printf(seq, "<not supported>\n"); goto end; } - seq_printf(seq, "device posted is <%s>\n", device_decode[id & 3]); + seq_printf(seq, "device posted is <%s>\n", device_decode[id & 3]); -end: + end: return_VALUE(0); } -static int -acpi_video_bus_DOS_seq_show ( - struct seq_file *seq, - void *offset) +static int acpi_video_bus_DOS_seq_show(struct seq_file *seq, void *offset) { - struct acpi_video_bus *video = (struct acpi_video_bus *) seq->private; + struct acpi_video_bus *video = (struct acpi_video_bus *)seq->private; ACPI_FUNCTION_TRACE("acpi_video_bus_DOS_seq_show"); - seq_printf(seq, "DOS setting: <%d>\n", video->dos_setting ); + seq_printf(seq, "DOS setting: <%d>\n", video->dos_setting); return_VALUE(0); } -static int -acpi_video_bus_POST_open_fs ( - struct inode *inode, - struct file *file) +static int acpi_video_bus_POST_open_fs(struct inode *inode, struct file *file) { - return single_open(file, acpi_video_bus_POST_seq_show, PDE(inode)->data); + return single_open(file, acpi_video_bus_POST_seq_show, + PDE(inode)->data); } -static int -acpi_video_bus_DOS_open_fs ( - struct inode *inode, - struct file *file) +static int acpi_video_bus_DOS_open_fs(struct inode *inode, struct file *file) { return single_open(file, acpi_video_bus_DOS_seq_show, PDE(inode)->data); } static ssize_t -acpi_video_bus_write_POST ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *data) +acpi_video_bus_write_POST(struct file *file, + const char __user * buffer, + size_t count, loff_t * data) { - int status; - struct seq_file *m = (struct seq_file *) file->private_data; - struct acpi_video_bus *video = (struct acpi_video_bus *) m->private; - char str[12] = {0}; - unsigned long opt, options; + int status; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_video_bus *video = (struct acpi_video_bus *)m->private; + char str[12] = { 0 }; + unsigned long opt, options; ACPI_FUNCTION_TRACE("acpi_video_bus_write_POST"); - if (!video || count + 1 > sizeof str) return_VALUE(-EINVAL); @@ -1205,32 +1139,28 @@ acpi_video_bus_write_POST ( options |= 1; if (options & (1ul << opt)) { - status = acpi_video_bus_set_POST (video, opt); + status = acpi_video_bus_set_POST(video, opt); if (!ACPI_SUCCESS(status)) return_VALUE(-EFAULT); } - return_VALUE(count); } static ssize_t -acpi_video_bus_write_DOS ( - struct file *file, - const char __user *buffer, - size_t count, - loff_t *data) +acpi_video_bus_write_DOS(struct file *file, + const char __user * buffer, + size_t count, loff_t * data) { - int status; - struct seq_file *m = (struct seq_file *) file->private_data; - struct acpi_video_bus *video = (struct acpi_video_bus *) m->private; - char str[12] = {0}; - unsigned long opt; + int status; + struct seq_file *m = (struct seq_file *)file->private_data; + struct acpi_video_bus *video = (struct acpi_video_bus *)m->private; + char str[12] = { 0 }; + unsigned long opt; ACPI_FUNCTION_TRACE("acpi_video_bus_write_DOS"); - if (!video || count + 1 > sizeof str) return_VALUE(-EINVAL); @@ -1242,7 +1172,7 @@ acpi_video_bus_write_DOS ( if (opt > 7) return_VALUE(-EFAULT); - status = acpi_video_bus_DOS (video, opt & 0x3, (opt & 0x4)>>2); + status = acpi_video_bus_DOS(video, opt & 0x3, (opt & 0x4) >> 2); if (!ACPI_SUCCESS(status)) return_VALUE(-EFAULT); @@ -1250,20 +1180,18 @@ acpi_video_bus_write_DOS ( return_VALUE(count); } -static int -acpi_video_bus_add_fs ( - struct acpi_device *device) +static int acpi_video_bus_add_fs(struct acpi_device *device) { - struct proc_dir_entry *entry = NULL; - struct acpi_video_bus *video; + struct proc_dir_entry *entry = NULL; + struct acpi_video_bus *video; ACPI_FUNCTION_TRACE("acpi_video_bus_add_fs"); - video = (struct acpi_video_bus *) acpi_driver_data(device); + video = (struct acpi_video_bus *)acpi_driver_data(device); if (!acpi_device_dir(device)) { acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), - acpi_video_dir); + acpi_video_dir); if (!acpi_device_dir(device)) return_VALUE(-ENODEV); video->dir = acpi_device_dir(device); @@ -1273,7 +1201,8 @@ acpi_video_bus_add_fs ( /* 'info' [R] */ entry = create_proc_entry("info", S_IRUGO, acpi_device_dir(device)); if (!entry) - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unable to create 'info' fs entry\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create 'info' fs entry\n")); else { entry->proc_fops = &acpi_video_bus_info_fops; entry->data = acpi_driver_data(device); @@ -1283,7 +1212,8 @@ acpi_video_bus_add_fs ( /* 'ROM' [R] */ entry = create_proc_entry("ROM", S_IRUGO, acpi_device_dir(device)); if (!entry) - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unable to create 'ROM' fs entry\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create 'ROM' fs entry\n")); else { entry->proc_fops = &acpi_video_bus_ROM_fops; entry->data = acpi_driver_data(device); @@ -1291,9 +1221,11 @@ acpi_video_bus_add_fs ( } /* 'POST_info' [R] */ - entry = create_proc_entry("POST_info", S_IRUGO, acpi_device_dir(device)); + entry = + create_proc_entry("POST_info", S_IRUGO, acpi_device_dir(device)); if (!entry) - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unable to create 'POST_info' fs entry\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create 'POST_info' fs entry\n")); else { entry->proc_fops = &acpi_video_bus_POST_info_fops; entry->data = acpi_driver_data(device); @@ -1301,9 +1233,12 @@ acpi_video_bus_add_fs ( } /* 'POST' [R/W] */ - entry = create_proc_entry("POST", S_IFREG|S_IRUGO|S_IRUSR, acpi_device_dir(device)); + entry = + create_proc_entry("POST", S_IFREG | S_IRUGO | S_IRUSR, + acpi_device_dir(device)); if (!entry) - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unable to create 'POST' fs entry\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create 'POST' fs entry\n")); else { entry->proc_fops = &acpi_video_bus_POST_fops; entry->proc_fops->write = acpi_video_bus_write_POST; @@ -1312,9 +1247,12 @@ acpi_video_bus_add_fs ( } /* 'DOS' [R/W] */ - entry = create_proc_entry("DOS", S_IFREG|S_IRUGO|S_IRUSR, acpi_device_dir(device)); + entry = + create_proc_entry("DOS", S_IFREG | S_IRUGO | S_IRUSR, + acpi_device_dir(device)); if (!entry) - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unable to create 'DOS' fs entry\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create 'DOS' fs entry\n")); else { entry->proc_fops = &acpi_video_bus_DOS_fops; entry->proc_fops->write = acpi_video_bus_write_DOS; @@ -1325,15 +1263,13 @@ acpi_video_bus_add_fs ( return_VALUE(0); } -static int -acpi_video_bus_remove_fs ( - struct acpi_device *device) +static int acpi_video_bus_remove_fs(struct acpi_device *device) { - struct acpi_video_bus *video; + struct acpi_video_bus *video; ACPI_FUNCTION_TRACE("acpi_video_bus_remove_fs"); - video = (struct acpi_video_bus *) acpi_driver_data(device); + video = (struct acpi_video_bus *)acpi_driver_data(device); if (acpi_device_dir(device)) { remove_proc_entry("info", acpi_device_dir(device)); @@ -1341,8 +1277,7 @@ acpi_video_bus_remove_fs ( remove_proc_entry("POST_info", acpi_device_dir(device)); remove_proc_entry("POST", acpi_device_dir(device)); remove_proc_entry("DOS", acpi_device_dir(device)); - remove_proc_entry(acpi_device_bid(device), - acpi_video_dir); + remove_proc_entry(acpi_device_bid(device), acpi_video_dir); acpi_device_dir(device) = NULL; } @@ -1356,20 +1291,20 @@ acpi_video_bus_remove_fs ( /* device interface */ static int -acpi_video_bus_get_one_device ( - struct acpi_device *device, - struct acpi_video_bus *video) +acpi_video_bus_get_one_device(struct acpi_device *device, + struct acpi_video_bus *video) { - unsigned long device_id; - int status, result; - struct acpi_video_device *data; + unsigned long device_id; + int status, result; + struct acpi_video_device *data; ACPI_FUNCTION_TRACE("acpi_video_bus_get_one_device"); if (!device || !video) return_VALUE(-EINVAL); - status = acpi_evaluate_integer(device->handle, "_ADR", NULL, &device_id); + status = + acpi_evaluate_integer(device->handle, "_ADR", NULL, &device_id); if (ACPI_SUCCESS(status)) { data = kmalloc(sizeof(struct acpi_video_device), GFP_KERNEL); @@ -1401,15 +1336,17 @@ acpi_video_bus_get_one_device ( data->flags.unknown = 1; break; } - + acpi_video_device_bind(video, data); acpi_video_device_find_cap(data); status = acpi_install_notify_handler(data->handle, - ACPI_DEVICE_NOTIFY, acpi_video_device_notify, data); + ACPI_DEVICE_NOTIFY, + acpi_video_device_notify, + data); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error installing notify handler\n")); + "Error installing notify handler\n")); result = -ENODEV; goto end; } @@ -1423,7 +1360,7 @@ acpi_video_bus_get_one_device ( return_VALUE(0); } -end: + end: return_VALUE(-ENOENT); } @@ -1437,15 +1374,15 @@ end: * Enumerate the video device list of the video bus, * bind the ids with the corresponding video devices * under the video bus. - */ + */ -static void -acpi_video_device_rebind( struct acpi_video_bus *video) +static void acpi_video_device_rebind(struct acpi_video_bus *video) { - struct list_head * node, * next; + struct list_head *node, *next; list_for_each_safe(node, next, &video->video_device_list) { - struct acpi_video_device * dev = container_of(node, struct acpi_video_device, entry); - acpi_video_device_bind( video, dev); + struct acpi_video_device *dev = + container_of(node, struct acpi_video_device, entry); + acpi_video_device_bind(video, dev); } } @@ -1460,21 +1397,21 @@ acpi_video_device_rebind( struct acpi_video_bus *video) * * Bind the ids with the corresponding video devices * under the video bus. - */ + */ static void -acpi_video_device_bind( struct acpi_video_bus *video, - struct acpi_video_device *device) +acpi_video_device_bind(struct acpi_video_bus *video, + struct acpi_video_device *device) { - int i; + int i; ACPI_FUNCTION_TRACE("acpi_video_device_bind"); #define IDS_VAL(i) video->attached_array[i].value.int_val #define IDS_BIND(i) video->attached_array[i].bind_info - - for (i = 0; IDS_VAL(i) != ACPI_VIDEO_HEAD_INVALID && - i < video->attached_count; i++) { - if (device->device_id == (IDS_VAL(i)& 0xffff)) { + + for (i = 0; IDS_VAL(i) != ACPI_VIDEO_HEAD_INVALID && + i < video->attached_count; i++) { + if (device->device_id == (IDS_VAL(i) & 0xffff)) { IDS_BIND(i) = device; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "device_bind %d\n", i)); } @@ -1492,17 +1429,17 @@ acpi_video_device_bind( struct acpi_video_bus *video, * * Call _DOD to enumerate all devices attached to display adapter * - */ + */ static int acpi_video_device_enumerate(struct acpi_video_bus *video) { - int status; - int count; - int i; + int status; + int count; + int i; struct acpi_video_enumerated_device *active_device_list; - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - union acpi_object *dod = NULL; - union acpi_object *obj; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *dod = NULL; + union acpi_object *obj; ACPI_FUNCTION_TRACE("acpi_video_device_enumerate"); @@ -1512,7 +1449,7 @@ static int acpi_video_device_enumerate(struct acpi_video_bus *video) return_VALUE(status); } - dod = (union acpi_object *) buffer.pointer; + dod = (union acpi_object *)buffer.pointer; if (!dod || (dod->type != ACPI_TYPE_PACKAGE)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _DOD data\n")); status = -EFAULT; @@ -1520,11 +1457,13 @@ static int acpi_video_device_enumerate(struct acpi_video_bus *video) } ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d video heads in _DOD\n", - dod->package.count)); + dod->package.count)); - active_device_list= kmalloc( - (1+dod->package.count)*sizeof(struct acpi_video_enumerated_device), - GFP_KERNEL); + active_device_list = kmalloc((1 + + dod->package.count) * + sizeof(struct + acpi_video_enumerated_device), + GFP_KERNEL); if (!active_device_list) { status = -ENOMEM; @@ -1533,25 +1472,28 @@ static int acpi_video_device_enumerate(struct acpi_video_bus *video) count = 0; for (i = 0; i < dod->package.count; i++) { - obj = (union acpi_object *) &dod->package.elements[i]; + obj = (union acpi_object *)&dod->package.elements[i]; if (obj->type != ACPI_TYPE_INTEGER) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _DOD data\n")); - active_device_list[i].value.int_val = ACPI_VIDEO_HEAD_INVALID; + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid _DOD data\n")); + active_device_list[i].value.int_val = + ACPI_VIDEO_HEAD_INVALID; } active_device_list[i].value.int_val = obj->integer.value; active_device_list[i].bind_info = NULL; - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "dod element[%d] = %d\n", i, (int) obj->integer.value)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "dod element[%d] = %d\n", i, + (int)obj->integer.value)); count++; } active_device_list[count].value.int_val = ACPI_VIDEO_HEAD_END; - if(video->attached_array) + if (video->attached_array) kfree(video->attached_array); - + video->attached_array = active_device_list; video->attached_count = count; -out: + out: acpi_os_free(buffer.pointer); return_VALUE(status); } @@ -1567,17 +1509,14 @@ out: * 1. Find out the current active output device. * 2. Identify the next output device to switch * 3. call _DSS to do actual switch. - */ + */ -static int -acpi_video_switch_output( - struct acpi_video_bus *video, - int event) +static int acpi_video_switch_output(struct acpi_video_bus *video, int event) { - struct list_head * node, * next; - struct acpi_video_device *dev=NULL; - struct acpi_video_device *dev_next=NULL; - struct acpi_video_device *dev_prev=NULL; + struct list_head *node, *next; + struct acpi_video_device *dev = NULL; + struct acpi_video_device *dev_next = NULL; + struct acpi_video_device *dev_prev = NULL; unsigned long state; int status = 0; @@ -1586,15 +1525,19 @@ acpi_video_switch_output( list_for_each_safe(node, next, &video->video_device_list) { dev = container_of(node, struct acpi_video_device, entry); status = acpi_video_device_get_state(dev, &state); - if (state & 0x2){ - dev_next = container_of(node->next, struct acpi_video_device, entry); - dev_prev = container_of(node->prev, struct acpi_video_device, entry); + if (state & 0x2) { + dev_next = + container_of(node->next, struct acpi_video_device, + entry); + dev_prev = + container_of(node->prev, struct acpi_video_device, + entry); goto out; } } dev_next = container_of(node->next, struct acpi_video_device, entry); dev_prev = container_of(node->prev, struct acpi_video_device, entry); -out: + out: switch (event) { case ACPI_VIDEO_NOTIFY_CYCLE: case ACPI_VIDEO_NOTIFY_NEXT_OUTPUT: @@ -1611,21 +1554,16 @@ out: return_VALUE(status); } -static int -acpi_video_get_next_level( - struct acpi_video_device *device, - u32 level_current, - u32 event) +static int +acpi_video_get_next_level(struct acpi_video_device *device, + u32 level_current, u32 event) { - /*Fix me*/ + /*Fix me */ return level_current; } - static void -acpi_video_switch_brightness ( - struct acpi_video_device *device, - int event) +acpi_video_switch_brightness(struct acpi_video_device *device, int event) { unsigned long level_current, level_next; acpi_video_device_lcd_get_level_current(device, &level_current); @@ -1634,26 +1572,27 @@ acpi_video_switch_brightness ( } static int -acpi_video_bus_get_devices ( - struct acpi_video_bus *video, - struct acpi_device *device) +acpi_video_bus_get_devices(struct acpi_video_bus *video, + struct acpi_device *device) { - int status = 0; - struct list_head *node, *next; + int status = 0; + struct list_head *node, *next; ACPI_FUNCTION_TRACE("acpi_video_get_devices"); acpi_video_device_enumerate(video); list_for_each_safe(node, next, &device->children) { - struct acpi_device *dev = list_entry(node, struct acpi_device, node); + struct acpi_device *dev = + list_entry(node, struct acpi_device, node); if (!dev) continue; status = acpi_video_bus_get_one_device(dev, video); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Cant attach device\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Cant attach device\n")); continue; } @@ -1661,10 +1600,9 @@ acpi_video_bus_get_devices ( return_VALUE(status); } -static int -acpi_video_bus_put_one_device( - struct acpi_video_device *device) +static int acpi_video_bus_put_one_device(struct acpi_video_device *device) { + acpi_status status; struct acpi_video_bus *video; ACPI_FUNCTION_TRACE("acpi_video_bus_put_one_device"); @@ -1679,26 +1617,33 @@ acpi_video_bus_put_one_device( up(&video->sem); acpi_video_device_remove_fs(device->dev); + status = acpi_remove_notify_handler(device->handle, + ACPI_DEVICE_NOTIFY, + acpi_video_device_notify); + if (ACPI_FAILURE(status)) + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error removing notify handler\n")); + return_VALUE(0); } -static int -acpi_video_bus_put_devices ( - struct acpi_video_bus *video) +static int acpi_video_bus_put_devices(struct acpi_video_bus *video) { - int status; - struct list_head *node, *next; + int status; + struct list_head *node, *next; ACPI_FUNCTION_TRACE("acpi_video_bus_put_devices"); list_for_each_safe(node, next, &video->video_device_list) { - struct acpi_video_device *data = list_entry(node, struct acpi_video_device, entry); + struct acpi_video_device *data = + list_entry(node, struct acpi_video_device, entry); if (!data) continue; status = acpi_video_bus_put_one_device(data); - if(ACPI_FAILURE(status)) - printk(KERN_WARNING PREFIX "hhuuhhuu bug in acpi video driver.\n"); + if (ACPI_FAILURE(status)) + printk(KERN_WARNING PREFIX + "hhuuhhuu bug in acpi video driver.\n"); if (data->brightness) kfree(data->brightness); @@ -1711,28 +1656,20 @@ acpi_video_bus_put_devices ( /* acpi_video interface */ -static int -acpi_video_bus_start_devices( - struct acpi_video_bus *video) +static int acpi_video_bus_start_devices(struct acpi_video_bus *video) { return acpi_video_bus_DOS(video, 1, 0); } -static int -acpi_video_bus_stop_devices( - struct acpi_video_bus *video) +static int acpi_video_bus_stop_devices(struct acpi_video_bus *video) { return acpi_video_bus_DOS(video, 0, 1); } -static void -acpi_video_bus_notify ( - acpi_handle handle, - u32 event, - void *data) +static void acpi_video_bus_notify(acpi_handle handle, u32 event, void *data) { - struct acpi_video_bus *video = (struct acpi_video_bus *) data; - struct acpi_device *device = NULL; + struct acpi_video_bus *video = (struct acpi_video_bus *)data; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_video_bus_notify"); printk("video bus notify\n"); @@ -1757,30 +1694,27 @@ acpi_video_bus_notify ( acpi_bus_generate_event(device, event, 0); break; - case ACPI_VIDEO_NOTIFY_CYCLE: /* Cycle Display output hotkey pressed.*/ - case ACPI_VIDEO_NOTIFY_NEXT_OUTPUT: /* Next Display output hotkey pressed. */ - case ACPI_VIDEO_NOTIFY_PREV_OUTPUT: /* previous Display output hotkey pressed. */ + case ACPI_VIDEO_NOTIFY_CYCLE: /* Cycle Display output hotkey pressed. */ + case ACPI_VIDEO_NOTIFY_NEXT_OUTPUT: /* Next Display output hotkey pressed. */ + case ACPI_VIDEO_NOTIFY_PREV_OUTPUT: /* previous Display output hotkey pressed. */ acpi_video_switch_output(video, event); acpi_bus_generate_event(device, event, 0); break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Unsupported event [0x%x]\n", event)); + "Unsupported event [0x%x]\n", event)); break; } return_VOID; } -static void -acpi_video_device_notify ( - acpi_handle handle, - u32 event, - void *data) +static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data) { - struct acpi_video_device *video_device = (struct acpi_video_device *) data; - struct acpi_device *device = NULL; + struct acpi_video_device *video_device = + (struct acpi_video_device *)data; + struct acpi_device *device = NULL; ACPI_FUNCTION_TRACE("acpi_video_device_notify"); @@ -1792,36 +1726,34 @@ acpi_video_device_notify ( return_VOID; switch (event) { - case ACPI_VIDEO_NOTIFY_SWITCH: /* change in status (cycle output device) */ - case ACPI_VIDEO_NOTIFY_PROBE: /* change in status (output device status) */ + case ACPI_VIDEO_NOTIFY_SWITCH: /* change in status (cycle output device) */ + case ACPI_VIDEO_NOTIFY_PROBE: /* change in status (output device status) */ acpi_bus_generate_event(device, event, 0); break; - case ACPI_VIDEO_NOTIFY_CYCLE_BRIGHTNESS: /* Cycle brightness */ - case ACPI_VIDEO_NOTIFY_INC_BRIGHTNESS: /* Increase brightness */ - case ACPI_VIDEO_NOTIFY_DEC_BRIGHTNESS: /* Decrease brightness */ - case ACPI_VIDEO_NOTIFY_ZERO_BRIGHTNESS: /* zero brightnesss */ - case ACPI_VIDEO_NOTIFY_DISPLAY_OFF: /* display device off */ - acpi_video_switch_brightness (video_device, event); + case ACPI_VIDEO_NOTIFY_CYCLE_BRIGHTNESS: /* Cycle brightness */ + case ACPI_VIDEO_NOTIFY_INC_BRIGHTNESS: /* Increase brightness */ + case ACPI_VIDEO_NOTIFY_DEC_BRIGHTNESS: /* Decrease brightness */ + case ACPI_VIDEO_NOTIFY_ZERO_BRIGHTNESS: /* zero brightnesss */ + case ACPI_VIDEO_NOTIFY_DISPLAY_OFF: /* display device off */ + acpi_video_switch_brightness(video_device, event); acpi_bus_generate_event(device, event, 0); break; default: ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "Unsupported event [0x%x]\n", event)); + "Unsupported event [0x%x]\n", event)); break; } return_VOID; } -static int -acpi_video_bus_add ( - struct acpi_device *device) +static int acpi_video_bus_add(struct acpi_device *device) { - int result = 0; - acpi_status status = 0; - struct acpi_video_bus *video = NULL; + int result = 0; + acpi_status status = 0; + struct acpi_video_bus *video = NULL; ACPI_FUNCTION_TRACE("acpi_video_bus_add"); - + if (!device) return_VALUE(-EINVAL); @@ -1851,21 +1783,22 @@ acpi_video_bus_add ( acpi_video_bus_start_devices(video); status = acpi_install_notify_handler(video->handle, - ACPI_DEVICE_NOTIFY, acpi_video_bus_notify, video); + ACPI_DEVICE_NOTIFY, + acpi_video_bus_notify, video); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error installing notify handler\n")); + "Error installing notify handler\n")); result = -ENODEV; goto end; } printk(KERN_INFO PREFIX "%s [%s] (multi-head: %s rom: %s post: %s)\n", - ACPI_VIDEO_DEVICE_NAME, acpi_device_bid(device), - video->flags.multihead ? "yes":"no", - video->flags.rom ? "yes":"no", - video->flags.post ? "yes":"no"); + ACPI_VIDEO_DEVICE_NAME, acpi_device_bid(device), + video->flags.multihead ? "yes" : "no", + video->flags.rom ? "yes" : "no", + video->flags.post ? "yes" : "no"); -end: + end: if (result) { acpi_video_bus_remove_fs(device); kfree(video); @@ -1874,28 +1807,26 @@ end: return_VALUE(result); } -static int -acpi_video_bus_remove ( - struct acpi_device *device, - int type) +static int acpi_video_bus_remove(struct acpi_device *device, int type) { - acpi_status status = 0; - struct acpi_video_bus *video = NULL; + acpi_status status = 0; + struct acpi_video_bus *video = NULL; ACPI_FUNCTION_TRACE("acpi_video_bus_remove"); if (!device || !acpi_driver_data(device)) return_VALUE(-EINVAL); - video = (struct acpi_video_bus *) acpi_driver_data(device); + video = (struct acpi_video_bus *)acpi_driver_data(device); acpi_video_bus_stop_devices(video); status = acpi_remove_notify_handler(video->handle, - ACPI_DEVICE_NOTIFY, acpi_video_bus_notify); + ACPI_DEVICE_NOTIFY, + acpi_video_bus_notify); if (ACPI_FAILURE(status)) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error removing notify handler\n")); + "Error removing notify handler\n")); acpi_video_bus_put_devices(video); acpi_video_bus_remove_fs(device); @@ -1907,15 +1838,12 @@ acpi_video_bus_remove ( return_VALUE(0); } - static int -acpi_video_bus_match ( - struct acpi_device *device, - struct acpi_driver *driver) +acpi_video_bus_match(struct acpi_device *device, struct acpi_driver *driver) { - acpi_handle h_dummy1; - acpi_handle h_dummy2; - acpi_handle h_dummy3; + acpi_handle h_dummy1; + acpi_handle h_dummy2; + acpi_handle h_dummy3; ACPI_FUNCTION_TRACE("acpi_video_bus_match"); @@ -1941,22 +1869,19 @@ acpi_video_bus_match ( ACPI_SUCCESS(acpi_get_handle(device->handle, "_SPD", &h_dummy3))) return_VALUE(0); - return_VALUE(-ENODEV); } - -static int __init -acpi_video_init (void) +static int __init acpi_video_init(void) { - int result = 0; + int result = 0; ACPI_FUNCTION_TRACE("acpi_video_init"); /* - acpi_dbg_level = 0xFFFFFFFF; - acpi_dbg_layer = 0x08000000; - */ + acpi_dbg_level = 0xFFFFFFFF; + acpi_dbg_layer = 0x08000000; + */ acpi_video_dir = proc_mkdir(ACPI_VIDEO_CLASS, acpi_root_dir); if (!acpi_video_dir) @@ -1972,8 +1897,7 @@ acpi_video_init (void) return_VALUE(0); } -static void __exit -acpi_video_exit (void) +static void __exit acpi_video_exit(void) { ACPI_FUNCTION_TRACE("acpi_video_exit"); |