[PATCH 4.2.y-ckt 139/268] ACPI / video: Add disable_backlight_sysfs_if quirk for the Toshiba Portege R700

[Kamal Mostafa]

4.2.8-ckt3 -stable review patch.  If anyone has any objections, please let me know.

---8<------------------------------------------------------------

From: Hans de Goede <hdegoede@xxxxxxxxxx>

commit de588b8ff057d4de0751f337b930f90ca522bab2 upstream.

The Toshiba Portege R700 needs disable_backlight_sysfs_if=1, just like
the Toshiba Portege R830. Add a quirk for this.

Link: https://bugzilla.kernel.org/show_bug.cgi?id=21012
Tested-by: Emma Reisz <emmareisz@xxxxxxxxxxx>
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
 drivers/acpi/acpi_video.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c
index 8c2fe2f..11506c0 100644
--- a/drivers/acpi/acpi_video.c
+++ b/drivers/acpi/acpi_video.c
@@ -451,6 +451,15 @@ static struct dmi_system_id video_dmi_table[] = {
 	 * as brightness control does not work.
 	 */
 	{
+	 /* https://bugzilla.kernel.org/show_bug.cgi?id=21012 */
+	 .callback = video_disable_backlight_sysfs_if,
+	 .ident = "Toshiba Portege R700",
+	 .matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+		DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE R700"),
+		},
+	},
+	{
 	 /* https://bugs.freedesktop.org/show_bug.cgi?id=82634 */
 	 .callback = video_disable_backlight_sysfs_if,
 	 .ident = "Toshiba Portege R830",
-- 
1.9.1