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authorflorian@mickler.org <florian@mickler.org>2010-02-24 12:05:16 +0100
committerJohn W. Linville <linville@tuxdriver.com>2010-03-10 17:09:33 -0500
commit69c86373c6ea1149aa559e6088362d58d8ec8835 (patch)
treea3d76c3182a5a604b8a40aba7a2e197ffdd6114d /Documentation/ABI/obsolete/sysfs-class-rfkill
parent75a9a92625a7d7401d04209f4226061cd2674b59 (diff)
downloadlinux-69c86373c6ea1149aa559e6088362d58d8ec8835.tar.gz
Document the rfkill sysfs ABI
This moves sysfs ABI info from Documentation/rfkill.txt to the ABI subfolder and reformats it. This also schedules the deprecated sysfs parts to be removed in 2012 (claim file) and 2014 (state file). Signed-off-by: Florian Mickler <florian@mickler.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'Documentation/ABI/obsolete/sysfs-class-rfkill')
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diff --git a/Documentation/ABI/obsolete/sysfs-class-rfkill b/Documentation/ABI/obsolete/sysfs-class-rfkill
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+rfkill - radio frequency (RF) connector kill switch support
+
+For details to this subsystem look at Documentation/rfkill.txt.
+
+What: /sys/class/rfkill/rfkill[0-9]+/state
+Date: 09-Jul-2007
+KernelVersion v2.6.22
+Contact: linux-wireless@vger.kernel.org
+Description: Current state of the transmitter.
+ This file is deprecated and sheduled to be removed in 2014,
+ because its not possible to express the 'soft and hard block'
+ state of the rfkill driver.
+Values: A numeric value.
+ 0: RFKILL_STATE_SOFT_BLOCKED
+ transmitter is turned off by software
+ 1: RFKILL_STATE_UNBLOCKED
+ transmitter is (potentially) active
+ 2: RFKILL_STATE_HARD_BLOCKED
+ transmitter is forced off by something outside of
+ the driver's control.
+
+What: /sys/class/rfkill/rfkill[0-9]+/claim
+Date: 09-Jul-2007
+KernelVersion v2.6.22
+Contact: linux-wireless@vger.kernel.org
+Description: This file is deprecated because there no longer is a way to
+ claim just control over a single rfkill instance.
+ This file is scheduled to be removed in 2012.
+Values: 0: Kernel handles events