Commit 6a3ef10b authored Jan 05, 2015 by Hans de Goede Committed by Rafael J. Wysocki Jan 06, 2015

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>

parent b1940cd2

drivers/acpi/video.c

+10 −0

Original line number	Diff line number	Diff line
		@@ -522,6 +522,16 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
		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"),
		},
		},
		{}
		};