Commit bd5d93df authored by Hans de Goede's avatar Hans de Goede Committed by Rafael J. Wysocki
Browse files

ACPI: video: Add backlight=native DMI quirk for Lenovo ThinkPad X131e (3371 AMD version) 



Linux defaults to picking the non-working ACPI video backlight interface
on the Lenovo ThinkPad X131e (3371 AMD version).

Add a DMI quirk to pick the working native radeon_bl0 interface instead.

Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 48436f2e

drivers/acpi/video_detect.c

+8 −0
Original line number Diff line number Diff line
@@ -470,6 +470,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = { 
		DMI_MATCH(DMI_PRODUCT_NAME, "82BK"),

		},

	},

	{

	 .callback = video_detect_force_native,

	 /* Lenovo ThinkPad X131e (3371 AMD version) */

	 .matches = {

		DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),

		DMI_MATCH(DMI_PRODUCT_NAME, "3371"),

		},

	},

	{

	 .callback = video_detect_force_native,

	 /* Apple iMac11,3 */