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ACPI / video: Add a quirk to force native backlight on Lenovo IdeaPad S405

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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>
This commit is contained in:
Hans de Goede
2015-10-21 13:45:03 +02:00
committed by Rafael J. Wysocki
parent 32b88194f7
commit 584d8d1eb1
1 changed files with 9 additions and 0 deletions
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9
drivers/acpi/video_detect.c
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@@ -243,6 +243,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
}, },
/* Non win8 machines which need native backlight nevertheless */ /* 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 */ /* https://bugzilla.redhat.com/show_bug.cgi?id=1187004 */
.callback = video_detect_force_native, .callback = video_detect_force_native,