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(parent: c58c2d2) | patch
ACPI video: ignore BIOS initial backlight value for HP 1000
authorAlex Hung <alex.hung@canonical.com>
Mon, 6 May 2013 08:23:43 +0000 (08:23 +0000)
committerBen Hutchings <ben@decadent.org.uk>
Wed, 19 Jun 2013 01:16:52 +0000 (02:16 +0100)
commit36466ac6c36c955ec1e4eaf8f4ed6a192f430f9a
tree2b44a58aa5eceb6ac39f4ed7a1efc682bd67b218tree | snapshot
parentc58c2d2597e052789db8fb0864355b3e504d286bcommit | diff
ACPI video: ignore BIOS initial backlight value for HP 1000

commit 4ef366c583d6180b1c951147869ee5a3038834f2 upstream.

On HP 1000 lapops, BIOS reports minimum backlight on boot and
causes backlight to dim completely. This ignores the initial backlight
values and set to max brightness.

References:: https://bugs.launchpad.net/bugs/1167760
Signed-off-by: Alex Hung <alex.hung@canonical.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
drivers/acpi/video.c diff | blob | blame | history
Michael's Linux tree.