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ACPI / video: Add disable_native_backlight quirk for Samsung 730U3E/740U3E
author
Hans de Goede
<hdegoede@redhat.com>
Fri, 9 Jan 2015 15:22:57 +0000
(16:22 +0100)
committer
Rafael J. Wysocki
<rafael.j.wysocki@intel.com>
Tue, 20 Jan 2015 14:24:34 +0000
(15:24 +0100)
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>
drivers/acpi/video.c
patch
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diff --git
a/drivers/acpi/video.c
b/drivers/acpi/video.c
index
032db45
..
497d986
100644
(file)
--- a/
drivers/acpi/video.c
+++ b/
drivers/acpi/video.c
@@
-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 */