Merge commit 'v2.6.36-rc1' into HEAD

.gitignore

@@ -28,6 +28,7 @@ modules.builtin
 *.gz
 *.bz2
 *.lzma
+*.lzo
 *.patch
 *.gcno
 

Documentation/.gitignore

@@ -0,0 +1,7 @@
+filesystems/dnotify_test
+laptops/dslm
+timers/hpet_example
+vm/hugepage-mmap
+vm/hugepage-shm
+vm/map_hugetlb
+

Documentation/00-INDEX

@@ -32,8 +32,6 @@ DocBook/
 	- directory with DocBook templates etc. for kernel documentation.
 HOWTO
 	- the process and procedures of how to do Linux kernel development.
-IO-mapping.txt
-	- how to access I/O mapped memory from within device drivers.
 IPMI.txt
 	- info on Linux Intelligent Platform Management Interface (IPMI) Driver.
 IRQ-affinity.txt
@@ -84,6 +82,8 @@ blockdev/
 	- info on block devices & drivers
 btmrvl.txt
 	- info on Marvell Bluetooth driver usage.
+bus-virt-phys-mapping.txt
+	- how to access I/O mapped memory from within device drivers.
 cachetlb.txt
 	- describes the cache/TLB flushing interfaces Linux uses.
 cdrom/
@@ -130,8 +130,6 @@ edac.txt
 	- information on EDAC - Error Detection And Correction
 eisa.txt
 	- info on EISA bus support.
-exception.txt
-	- how Linux v2.2 handles exceptions without verify_area etc.
 fault-injection/
 	- dir with docs about the fault injection capabilities infrastructure.
 fb/
@@ -168,6 +166,8 @@ initrd.txt
 	- how to use the RAM disk as an initial/temporary root filesystem.
 input/
 	- info on Linux input device support.
+io-mapping.txt
+	- description of io_mapping functions in linux/io-mapping.h
 io_ordering.txt
 	- info on ordering I/O writes to memory-mapped addresses.
 ioctl/
@@ -232,6 +232,8 @@ memory.txt
 	- info on typical Linux memory problems.
 mips/
 	- directory with info about Linux on MIPS architecture.
+mmc/
+	- directory with info about the MMC subsystem
 mono.txt
 	- how to execute Mono-based .NET binaries with the help of BINFMT_MISC.
 mutex-design.txt

Documentation/ABI/testing/debugfs-ec

@@ -0,0 +1,20 @@
+What:		/sys/kernel/debug/ec/*/{gpe,use_global_lock,io}
+Date:		July 2010
+Contact:	Thomas Renninger <[email protected]>
+Description:
+
+General information like which GPE is assigned to the EC and whether
+the global lock should get used.
+Knowing the EC GPE one can watch the amount of HW events related to
+the EC here (XY -> GPE number from /sys/kernel/debug/ec/*/gpe):
+/sys/firmware/acpi/interrupts/gpeXY
+
+The io file is binary and a userspace tool located here:
+ftp://ftp.suse.com/pub/people/trenn/sources/ec/
+should get used to read out the 256 Embedded Controller registers
+or writing to them.
+
+CAUTION: Do not write to the Embedded Controller if you don't know
+what you are doing! Rebooting afterwards also is a good idea.
+This can influence the way your machine is cooled and fans may
+not get switched on again after you did a wrong write.

Documentation/ABI/testing/sysfs-bus-i2c-devices-hm6352

@@ -0,0 +1,21 @@
+Where:		/sys/bus/i2c/devices/.../heading0_input
+Date:		April 2010
+Kernel Version: 2.6.36?
+Contact:	[email protected]
+Description:	Reports the current heading from the compass as a floating
+		point value in degrees.
+
+Where:		/sys/bus/i2c/devices/.../power_state
+Date:		April 2010
+Kernel Version: 2.6.36?
+Contact:	[email protected]
+Description:	Sets the power state of the device. 0 sets the device into
+		sleep mode, 1 wakes it up.
+
+Where:		/sys/bus/i2c/devices/.../calibration
+Date:		April 2010
+Kernel Version: 2.6.36?
+Contact:	[email protected]
+Description:	Sets the calibration on or off (1 = on, 0 = off). See the
+		chip data sheet.
+

Documentation/ABI/testing/sysfs-bus-pci

@@ -133,49 +133,36 @@ Description:
 		The symbolic link points to the PCI device sysfs entry of the
 		Physical Function this device associates with.
 
-
-What:		/sys/bus/pci/slots/...
-Date:		April 2005 (possibly older)
-KernelVersion:	2.6.12 (possibly older)
-Contact:	[email protected]
-Description:
-		When the appropriate driver is loaded, it will create a
-		directory per claimed physical PCI slot in
-		/sys/bus/pci/slots/.  The names of these directories are
-		specific to the driver, which in turn, are specific to the
-		platform, but in general, should match the label on the
-		machine's physical chassis.
-
-		The drivers that can create slot directories include the
-		PCI hotplug drivers, and as of 2.6.27, the pci_slot driver.
-
-		The slot directories contain, at a minimum, a file named
-		'address' which contains the PCI bus:device:function tuple.
-		Other files may appear as well, but are specific to the
-		driver.
-
-What:		/sys/bus/pci/slots/.../function[0-7]
-Date:		March 2010
-KernelVersion:	2.6.35
-Contact:	[email protected]
-Description:
-		If PCI slot directories (as described above) are created,
-		and the physical slot is actually populated with a device,
-		symbolic links in the slot directory pointing to the
-		device's PCI functions are created as well.
-
-What:		/sys/bus/pci/devices/.../slot
-Date:		March 2010
-KernelVersion:	2.6.35
-Contact:	[email protected]
-Description:
-		If PCI slot directories (as described above) are created,
-		a symbolic link pointing to the slot directory will be
-		created as well.
-
 What:		/sys/bus/pci/slots/.../module
 Date:		June 2009
 Contact:	[email protected]
 Description:
 		This symbolic link points to the PCI hotplug controller driver
 		module that manages the hotplug slot.
+
+What:		/sys/bus/pci/devices/.../label
+Date:		July 2010
+Contact:	Narendra K <[email protected]>, [email protected]
+Description:
+		Reading this attribute will provide the firmware
+		given name(SMBIOS type 41 string) of the PCI device.
+		The attribute will be created only if the firmware
+		has given a name to the PCI device.
+Users:
+		Userspace applications interested in knowing the
+		firmware assigned name of the PCI device.
+
+What:		/sys/bus/pci/devices/.../index
+Date:		July 2010
+Contact:	Narendra K <[email protected]>, [email protected]
+Description:
+		Reading this attribute will provide the firmware
+		given instance(SMBIOS type 41 device type instance)
+		of the PCI device. The attribute will be created
+		only if the firmware has given a device type instance
+		to the PCI device.
+Users:
+		Userspace applications interested in knowing the
+		firmware assigned device type instance of the PCI
+		device that can help in understanding the firmware
+		intended order of the PCI device.

Documentation/ABI/testing/sysfs-devices-memory

@@ -7,7 +7,7 @@ Description:
 		added or removed dynamically to represent hot-add/remove
 		operations.
 Users:		hotplug memory add/remove tools
-		https://w3.opensource.ibm.com/projects/powerpc-utils/
+		http://www.ibm.com/developerworks/wikis/display/LinuxP/powerpc-utils
 
 What:		/sys/devices/system/memory/memoryX/removable
 Date:		June 2008
@@ -19,7 +19,7 @@ Description:
 		identify removable sections of the memory before attempting
 		potentially expensive hot-remove memory operation
 Users:		hotplug memory remove tools
-		https://w3.opensource.ibm.com/projects/powerpc-utils/
+		http://www.ibm.com/developerworks/wikis/display/LinuxP/powerpc-utils	
 
 What:		/sys/devices/system/memory/memoryX/phys_device
 Date:		September 2008
@@ -58,7 +58,7 @@ Description:
 		by root to offline that section.
 		# echo offline > /sys/devices/system/memory/memory22/state
 Users:		hotplug memory remove tools
-		https://w3.opensource.ibm.com/projects/powerpc-utils/
+		http://www.ibm.com/developerworks/wikis/display/LinuxP/powerpc-utils
 
 
 What:		/sys/devices/system/memoryX/nodeY

Documentation/ABI/testing/sysfs-devices-platform-_UDC_-gadget

@@ -7,3 +7,15 @@ Description:
 		0 -> resumed
 
 		(_UDC_ is the name of the USB Device Controller driver)
+
+What:           /sys/devices/platform/_UDC_/gadget/gadget-lunX/nofua
+Date:           July 2010
+Contact:        Andy Shevchenko <[email protected]>
+Description:
+		Show or set the reaction on the FUA (Force Unit Access) bit in
+		the SCSI WRITE(10,12) commands when a gadget in USB Mass
+		Storage mode.
+
+		Possible values are:
+			1 -> ignore the FUA flag
+			0 -> obey the FUA flag

Documentation/ABI/testing/sysfs-devices-system-cpu

@@ -197,7 +197,7 @@ Description:	These files exist in every cpu's cache index directories.
 		Currently, only AMD Family 10h Processors support cache index
 		disable, and only for their L3 caches.  See the BIOS and
 		Kernel Developer's Guide at
-		http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/31116-Public-GH-BKDG_3.20_2-4-09.pdf
+		http://support.amd.com/us/Embedded_TechDocs/31116-Public-GH-BKDG_3-28_5-28-09.pdf	
 		for formatting information and other details on the
 		cache index disable.
 Users:    [email protected]

Documentation/ABI/testing/sysfs-driver-hid-roccat-kone

@@ -33,19 +33,6 @@ Description:	When read, this file returns the raw integer version number of the
 		left. E.g. a returned value of 138 means 1.38
 		This file is readonly.
 
-What:		/sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/kone_driver_version
-Date:		March 2010
-Contact:	Stefan Achatz <[email protected]>
-Description:	When read, this file returns the driver version.
-		The format of the string is "v<major>.<minor>.<patchlevel>".
-		This attribute is used by the userland tools to find the sysfs-
-		paths of installed kone-mice and determine the capabilites of
-		the driver. Versions of this driver for old kernels replace
-		usbhid instead of generic-usb. The way to scan for this file
-		has been chosen to provide a consistent way for all supported
-		kernel versions.
-		This file is readonly.
-
 What:		/sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/profile[1-5]
 Date:		March 2010
 Contact:	Stefan Achatz <[email protected]>

Documentation/ABI/testing/sysfs-i2c-bmp085

@@ -0,0 +1,31 @@
+What:		/sys/bus/i2c/devices/<busnum>-<devaddr>/pressure0_input
+Date:		June 2010
+Contact:	Christoph Mair <[email protected]>
+Description:	Start a pressure measurement and read the result. Values
+		represent the ambient air pressure in pascal (0.01 millibar).
+
+		Reading: returns the current air pressure.
+
+
+What:		/sys/bus/i2c/devices/<busnum>-<devaddr>/temp0_input
+Date:		June 2010
+Contact:	Christoph Mair <[email protected]>
+Description:	Measure the ambient temperature. The returned value represents
+		the ambient temperature in units of 0.1 degree celsius.
+
+		Reading: returns the current temperature.
+
+
+What:		/sys/bus/i2c/devices/<busnum>-<devaddr>/oversampling
+Date:		June 2010
+Contact:	Christoph Mair <[email protected]>
+Description:	Tell the bmp085 to use more samples to calculate a pressure
+		value. When writing to this file the chip will use 2^x samples
+		to calculate the next pressure value with x being the value
+		written. Using this feature will decrease RMS noise and
+		increase the measurement time.
+
+		Reading: returns the current oversampling setting.
+
+		Writing: sets a new oversampling setting.
+		Accepted values: 0..3.

Documentation/ABI/testing/sysfs-power

@@ -114,3 +114,18 @@ Description:
 		if this file contains "1", which is the default.  It may be
 		disabled by writing "0" to this file, in which case all devices
 		will be suspended and resumed synchronously.
+
+What:		/sys/power/wakeup_count
+Date:		July 2010
+Contact:	Rafael J. Wysocki <[email protected]>
+Description:
+		The /sys/power/wakeup_count file allows user space to put the
+		system into a sleep state while taking into account the
+		concurrent arrival of wakeup events.  Reading from it returns
+		the current number of registered wakeup events and it blocks if
+		some wakeup events are being processed at the time the file is
+		read from.  Writing to it will only succeed if the current
+		number of wakeup events is equal to the written value and, if
+		successful, will make the kernel abort a subsequent transition
+		to a sleep state if any wakeup events are reported after the
+		write has returned.