ACPI / video: Add a quirk to force acpi-video backlight on SAMSUNG 530U4E/540U4E
authorAaron Lu <aaron.lu@intel.com>
Wed, 30 Dec 2015 05:11:24 +0000 (13:11 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Fri, 1 Jan 2016 02:14:57 +0000 (03:14 +0100)
commit49eb5208220a9eef7529decbdefd95e4b94a928b
tree84df310b3e181a0b4a4c960dca38ca5f21a0ee6a
parent4b4b3b20e8e645be103cf737827372f86479867a
ACPI / video: Add a quirk to force acpi-video backlight on SAMSUNG 530U4E/540U4E

The native interface on SAMSUNG 530U4E/540U4E doesn't work even though
the firmware claims Win8 compatible while the acpi_video interface
works, add a quirk for this.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=108971
Reported-and-tested-by: adam bk <adamdd55@gmail.com>
Signed-off-by: Aaron Lu <aaron.lu@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/acpi/video_detect.c