OMAPDSS: VENC: fix NULL pointer dereference in DSS2 VENC sysfs debug attr on OMAP4
[zen-stable.git] / Documentation / ABI / obsolete / sysfs-class-rfkill
blob4201d5b05515564a3650af7de8f8b522b87e53aa
1 rfkill - radio frequency (RF) connector kill switch support
3 For details to this subsystem look at Documentation/rfkill.txt.
5 What:           /sys/class/rfkill/rfkill[0-9]+/state
6 Date:           09-Jul-2007
7 KernelVersion   v2.6.22
8 Contact:        linux-wireless@vger.kernel.org
9 Description:    Current state of the transmitter.
10                 This file is deprecated and sheduled to be removed in 2014,
11                 because its not possible to express the 'soft and hard block'
12                 state of the rfkill driver.
13 Values:         A numeric value.
14                 0: RFKILL_STATE_SOFT_BLOCKED
15                         transmitter is turned off by software
16                 1: RFKILL_STATE_UNBLOCKED
17                         transmitter is (potentially) active
18                 2: RFKILL_STATE_HARD_BLOCKED
19                         transmitter is forced off by something outside of
20                         the driver's control.
22 What:           /sys/class/rfkill/rfkill[0-9]+/claim
23 Date:           09-Jul-2007
24 KernelVersion   v2.6.22
25 Contact:        linux-wireless@vger.kernel.org
26 Description:    This file is deprecated because there no longer is a way to
27                 claim just control over a single rfkill instance.
28                 This file is scheduled to be removed in 2012.
29 Values:         0: Kernel handles events