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ACPI / video: Add disable_native_backlight quirk for Samsung 730U3E/7…
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…40U3E

The Samsung 730U3E/740U3E has integrated ATI Radeon graphics, and backlight
control does not work properly when using the native interfaces.

Link: https://bugzilla.redhat.com/show_bug.cgi?id=1094948
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Hans de Goede authored and Rafael J. Wysocki committed Jan 20, 2015
1 parent 6a3ef10 commit 3295d73
Showing 1 changed file with 9 additions and 0 deletions.
9 changes: 9 additions & 0 deletions drivers/acpi/video.c
Original file line number Diff line number Diff line change
Expand Up @@ -522,6 +522,15 @@ 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=1094948 */
.callback = video_disable_native_backlight,
.ident = "SAMSUNG 730U3E/740U3E",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
DMI_MATCH(DMI_PRODUCT_NAME, "730U3E/740U3E"),
},
},

{
/* https://bugzilla.redhat.com/show_bug.cgi?id=1163574 */
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