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ACPI / video: Add disable_native_backlight quirk for Dell XPS15 L521X 

The L521X variant of the Dell XPS15 has integrated nvidia graphics, and
backlight control does not work properly when using the native interfaces.

Link: https://bugzilla.redhat.com/show_bug.cgi?id=1163574
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Hans de Goede 2015-01-05 08:57:04 +01:00 committed by Rafael J. Wysocki
parent b1940cd21c
commit 6a3ef10bac
1 changed files with 10 additions and 0 deletions
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10
drivers/acpi/video.c
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@ -522,6 +522,16 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
DMI_MATCH(DMI_PRODUCT_NAME, "370R4E/370R4V/370R5E/3570RE/370R5V"), DMI_MATCH(DMI_PRODUCT_NAME, "370R4E/370R4V/370R5E/3570RE/370R5V"),
}, },
}, },
{
/* https://bugzilla.redhat.com/show_bug.cgi?id=1163574 */
.callback = video_disable_native_backlight,
.ident = "Dell XPS15 L521X",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
DMI_MATCH(DMI_PRODUCT_NAME, "XPS L521X"),
},
},
{} {}
}; };