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| author | João Paulo Rechi Vita <jprvita@gmail.com> | 2016-02-22 11:36:37 -0500 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2016-02-24 09:13:12 +0100 |
| commit | 50ee738d7271fe825e4024cdfa5c5301a871e2c2 (patch) | |
| tree | 84d5d50e109761a083de2d4138abc0d12f516a59 | |
| parent | 9487bd6b96a98ee07661a7b5e6f6afce67e2860b (diff) | |
| download | lwn-50ee738d7271fe825e4024cdfa5c5301a871e2c2.tar.gz lwn-50ee738d7271fe825e4024cdfa5c5301a871e2c2.zip | |
rfkill: Add documentation about LED triggers
Signed-off-by: João Paulo Rechi Vita <jprvita@endlessm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| -rw-r--r-- | Documentation/rfkill.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/rfkill.txt b/Documentation/rfkill.txt index 2ee6ef9a6554..1f0c27049340 100644 --- a/Documentation/rfkill.txt +++ b/Documentation/rfkill.txt @@ -83,6 +83,8 @@ rfkill drivers that control devices that can be hard-blocked unless they also assign the poll_hw_block() callback (then the rfkill core will poll the device). Don't do this unless you cannot get the event in any other way. +RFKill provides per-switch LED triggers, which can be used to drive LEDs +according to the switch state (LED_FULL when blocked, LED_OFF otherwise). 5. Userspace support |