From: Aaron Lu Date: Thu, 20 Jun 2013 07:08:55 +0000 (+0800) Subject: ACPI / video: add description for brightness_switch_enabled X-Git-Tag: v3.11-rc1~101^2~13^2~3 X-Git-Url: http://git.cascardo.info/?p=cascardo%2Flinux.git;a=commitdiff_plain;h=3afe6dab86b669dd5bcef07b67d3ba7fb12a69a0 ACPI / video: add description for brightness_switch_enabled Add description for video module's parameter brightness_switch_enabled into kernel-parameters.txt. Signed-off-by: Aaron Lu Signed-off-by: Rafael J. Wysocki --- diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 2fe6e767b3d6..7f64e0f0258a 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -3229,6 +3229,15 @@ bytes respectively. Such letter suffixes can also be entirely omitted. video= [FB] Frame buffer configuration See Documentation/fb/modedb.txt. + video.brightness_switch_enabled= [0,1] + If set to 1, on receiving an ACPI notify event + generated by hotkey, video driver will adjust brightness + level and then send out the event to user space through + the allocated input device; If set to 0, video driver + will only send out the event without touching backlight + brightness level. + default: 1 + virtio_mmio.device= [VMMIO] Memory mapped virtio (platform) device.