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authorHans de Goede <hdegoede@redhat.com>2015-10-21 13:45:03 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2015-10-26 04:49:06 +0100
commit584d8d1eb123b8be1274bf69f3ce07cee848d40d (patch)
tree840e92e1fd79da277991ef71daefd374820e81f2 /drivers/acpi
parent32b88194f71d6ae7768a29f87fbba454728273ee (diff)
ACPI / video: Add a quirk to force native backlight on Lenovo IdeaPad S405
The Lenovo IdeaPad S405 is a not "Windows8 ready" machine which still has a broken ACPI video backlight implementation. Add a quirk to force use of native backlight on this machine. Link: https://bugzilla.redhat.com/show_bug.cgi?id=1201530 Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/video_detect.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 2922f1f252d5..0d3a384b508a 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -244,6 +244,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
/* Non win8 machines which need native backlight nevertheless */
{
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1201530 */
+ .callback = video_detect_force_native,
+ .ident = "Lenovo Ideapad S405",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_BOARD_NAME, "Lenovo IdeaPad S405"),
+ },
+ },
+ {
/* https://bugzilla.redhat.com/show_bug.cgi?id=1187004 */
.callback = video_detect_force_native,
.ident = "Lenovo Ideapad Z570",