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authorYunhong Jiang <yunhong.jiang@intel.com>2015-08-04 12:17:53 -0700
committerYunhong Jiang <yunhong.jiang@intel.com>2015-08-04 15:44:42 -0700
commit9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch)
tree1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/Documentation/ABI/testing/sysfs-class-rc
parent98260f3884f4a202f9ca5eabed40b1354c489b29 (diff)
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
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+What: /sys/class/rc/
+Date: Apr 2010
+KernelVersion: 2.6.35
+Contact: Mauro Carvalho Chehab <m.chehab@samsung.com>
+Description:
+ The rc/ class sub-directory belongs to the Remote Controller
+ core and provides a sysfs interface for configuring infrared
+ remote controller receivers.
+
+What: /sys/class/rc/rcN/
+Date: Apr 2010
+KernelVersion: 2.6.35
+Contact: Mauro Carvalho Chehab <m.chehab@samsung.com>
+Description:
+ A /sys/class/rc/rcN directory is created for each remote
+ control receiver device where N is the number of the receiver.
+
+What: /sys/class/rc/rcN/protocols
+Date: Jun 2010
+KernelVersion: 2.6.36
+Contact: Mauro Carvalho Chehab <m.chehab@samsung.com>
+Description:
+ Reading this file returns a list of available protocols,
+ something like:
+ "rc5 [rc6] nec jvc [sony]"
+ Enabled protocols are shown in [] brackets.
+ Writing "+proto" will add a protocol to the list of enabled
+ protocols.
+ Writing "-proto" will remove a protocol from the list of enabled
+ protocols.
+ Writing "proto" will enable only "proto".
+ Writing "none" will disable all protocols.
+ Write fails with EINVAL if an invalid protocol combination or
+ unknown protocol name is used.
+
+What: /sys/class/rc/rcN/filter
+Date: Jan 2014
+KernelVersion: 3.15
+Contact: Mauro Carvalho Chehab <m.chehab@samsung.com>
+Description:
+ Sets the scancode filter expected value.
+ Use in combination with /sys/class/rc/rcN/filter_mask to set the
+ expected value of the bits set in the filter mask.
+ If the hardware supports it then scancodes which do not match
+ the filter will be ignored. Otherwise the write will fail with
+ an error.
+ This value may be reset to 0 if the current protocol is altered.
+
+What: /sys/class/rc/rcN/filter_mask
+Date: Jan 2014
+KernelVersion: 3.15
+Contact: Mauro Carvalho Chehab <m.chehab@samsung.com>
+Description:
+ Sets the scancode filter mask of bits to compare.
+ Use in combination with /sys/class/rc/rcN/filter to set the bits
+ of the scancode which should be compared against the expected
+ value. A value of 0 disables the filter to allow all valid
+ scancodes to be processed.
+ If the hardware supports it then scancodes which do not match
+ the filter will be ignored. Otherwise the write will fail with
+ an error.
+ This value may be reset to 0 if the current protocol is altered.
+
+What: /sys/class/rc/rcN/wakeup_protocols
+Date: Feb 2014
+KernelVersion: 3.15
+Contact: Mauro Carvalho Chehab <m.chehab@samsung.com>
+Description:
+ Reading this file returns a list of available protocols to use
+ for the wakeup filter, something like:
+ "rc5 rc6 nec jvc [sony]"
+ The enabled wakeup protocol is shown in [] brackets.
+ Writing "+proto" will add a protocol to the list of enabled
+ wakeup protocols.
+ Writing "-proto" will remove a protocol from the list of enabled
+ wakeup protocols.
+ Writing "proto" will use "proto" for wakeup events.
+ Writing "none" will disable wakeup.
+ Write fails with EINVAL if an invalid protocol combination or
+ unknown protocol name is used, or if wakeup is not supported by
+ the hardware.
+
+What: /sys/class/rc/rcN/wakeup_filter
+Date: Jan 2014
+KernelVersion: 3.15
+Contact: Mauro Carvalho Chehab <m.chehab@samsung.com>
+Description:
+ Sets the scancode wakeup filter expected value.
+ Use in combination with /sys/class/rc/rcN/wakeup_filter_mask to
+ set the expected value of the bits set in the wakeup filter mask
+ to trigger a system wake event.
+ If the hardware supports it and wakeup_filter_mask is not 0 then
+ scancodes which match the filter will wake the system from e.g.
+ suspend to RAM or power off.
+ Otherwise the write will fail with an error.
+ This value may be reset to 0 if the wakeup protocol is altered.
+
+What: /sys/class/rc/rcN/wakeup_filter_mask
+Date: Jan 2014
+KernelVersion: 3.15
+Contact: Mauro Carvalho Chehab <m.chehab@samsung.com>
+Description:
+ Sets the scancode wakeup filter mask of bits to compare.
+ Use in combination with /sys/class/rc/rcN/wakeup_filter to set
+ the bits of the scancode which should be compared against the
+ expected value to trigger a system wake event.
+ If the hardware supports it and wakeup_filter_mask is not 0 then
+ scancodes which match the filter will wake the system from e.g.
+ suspend to RAM or power off.
+ Otherwise the write will fail with an error.
+ This value may be reset to 0 if the wakeup protocol is altered.