diff options
| author | Lee, Chun-Yi | 2012-03-26 21:47:58 +0200 |
|---|---|---|
| committer | Matthew Garrett | 2012-03-26 21:47:58 +0200 |
| commit | 86924de2a612b275a45e92ba80d6f47d4e97d620 (patch) | |
| tree | 55e255e741333b52ec8decfd6d5b4eb18ce39a9a /drivers/platform/x86/Kconfig | |
| parent | drivers/platform/x86/amilo-rfkill.c::amilo_rfkill_probe() avoid NULL deref (diff) | |
| download | kernel-qcow2-linux-86924de2a612b275a45e92ba80d6f47d4e97d620.tar.gz kernel-qcow2-linux-86924de2a612b275a45e92ba80d6f47d4e97d620.tar.xz kernel-qcow2-linux-86924de2a612b275a45e92ba80d6f47d4e97d620.zip | |
acer-wmi: add quirk table for video backlight vendor mode
There have some acer laptop have broken _BCM implemenation, the AML
code wrote value to EC register but firmware didn't change brighenss.
Fortunately, the brightness control works on those machines with
vendor mode. So, add quirk table for video backlight vendor mode
and unregister acpi video interface on those machines.
Tested on Acer TravelMate 4750
Cc: Carlos Corbacho <carlos@strangeworlds.co.uk>
Cc: Matthew Garrett <mjg@redhat.com>
Cc: Dmitry Torokhov <dtor@mail.ru>
Cc: Corentin Chary <corentincj@iksaif.net>
Cc: Thomas Renninger <trenn@suse.de>
Signed-off-by: Lee, Chun-Yi <jlee@suse.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
Diffstat (limited to 'drivers/platform/x86/Kconfig')
| -rw-r--r-- | drivers/platform/x86/Kconfig | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index c5b4bfed7bb4..2a262f5c5c0c 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -26,6 +26,10 @@ config ACER_WMI depends on RFKILL || RFKILL = n depends on ACPI_WMI select INPUT_SPARSEKMAP + # Acer WMI depends on ACPI_VIDEO when ACPI is enabled + # but for select to work, need to select ACPI_VIDEO's dependencies, ick + select VIDEO_OUTPUT_CONTROL if ACPI + select ACPI_VIDEO if ACPI ---help--- This is a driver for newer Acer (and Wistron) laptops. It adds wireless radio and bluetooth control, and on some laptops, |