ACPI / video: Add disable_native_backlight quirk for Samsung 510R

Backlight control through the native intel interface does not work properly
on the Samsung 510R, where as using the acpi_video interface does work, add
a quirk for this.

Link: https://bugzilla.redhat.com/show_bug.cgi?id=1186097
Cc: All applicable <stable@vger.kernel.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 497d986..88a4f99 100644 (file)
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -523,6 +523,15 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
                },
        },
        {
+        /* https://bugzilla.redhat.com/show_bug.cgi?id=1186097 */
+        .callback = video_disable_native_backlight,
+        .ident = "SAMSUNG 3570R/370R/470R/450R/510R/4450RV",
+        .matches = {
+               DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+               DMI_MATCH(DMI_PRODUCT_NAME, "3570R/370R/470R/450R/510R/4450RV"),
+               },
+       },
+       {
         /* https://bugzilla.redhat.com/show_bug.cgi?id=1094948 */
         .callback = video_disable_native_backlight,
         .ident = "SAMSUNG 730U3E/740U3E",