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ACPI video: ignore BIOS backlight value for HP dm4
authorGustavo Maciel Dias Vieira <gustavo@sagui.org>
Mon, 4 Mar 2013 15:23:37 +0000 (15:23 +0000)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Sun, 24 Mar 2013 22:01:46 +0000 (23:01 +0100)
commit771d09b3c4c45d4d534a83a68e6331b97fd82e15
tree08533a2bf27a326e2ebb06e69b117856a5f27c8dtree | snapshot
parent8bb9660418e05bb1845ac1a2428444d78e322cc7commit | diff
ACPI video: ignore BIOS backlight value for HP dm4

On a HP Pavilion dm4 laptop the BIOS sets minimum backlight on boot,
completely dimming the screen. Ignore this initial value for this
machine.

Signed-off-by: Gustavo Maciel Dias Vieira <gustavo@sagui.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/acpi/video.c diff | blob | history
Beck SC1x5 Kernel