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Commit 3afe6dab authored by Aaron Lu's avatar Aaron Lu Committed by Rafael J. Wysocki
Browse files

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: default avatarAaron Lu <aaron.lu@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent c76911bc

Documentation/kernel-parameters.txt

+9 −0
Original line number Diff line number Diff line
@@ -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.