* [PATCH] acpi: video: Add a quirk to force acpi-video backlight on Dell XPS L421X
@ 2015-10-26 14:20 Hans de Goede
2015-11-05 23:43 ` Rafael J. Wysocki
0 siblings, 1 reply; 2+ messages in thread
From: Hans de Goede @ 2015-10-26 14:20 UTC (permalink / raw)
To: Rafael J. Wysocki; +Cc: stable, Aaron Lu, linux-acpi, Hans de Goede
Just like the Dell XPS 15 (L521X) the Dell XPS 14 (L421X) needs to use
the acpi-video backlight interface rather then the native one for backlight
control to work, add a quirk for this.
BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=1272633
Cc: stable@vger.kernel.org
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
drivers/acpi/video_detect.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 0d3a384..daaf1c4 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -233,6 +233,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
},
},
{
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1272633 */
+ .callback = video_detect_force_video,
+ .ident = "Dell XPS14 L421X",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "XPS L421X"),
+ },
+ },
+ {
/* https://bugzilla.redhat.com/show_bug.cgi?id=1163574 */
.callback = video_detect_force_video,
.ident = "Dell XPS15 L521X",
--
2.5.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] acpi: video: Add a quirk to force acpi-video backlight on Dell XPS L421X
2015-10-26 14:20 [PATCH] acpi: video: Add a quirk to force acpi-video backlight on Dell XPS L421X Hans de Goede
@ 2015-11-05 23:43 ` Rafael J. Wysocki
0 siblings, 0 replies; 2+ messages in thread
From: Rafael J. Wysocki @ 2015-11-05 23:43 UTC (permalink / raw)
To: Hans de Goede; +Cc: stable, Aaron Lu, linux-acpi
On Monday, October 26, 2015 03:20:46 PM Hans de Goede wrote:
> Just like the Dell XPS 15 (L521X) the Dell XPS 14 (L421X) needs to use
> the acpi-video backlight interface rather then the native one for backlight
> control to work, add a quirk for this.
>
> BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=1272633
> Cc: stable@vger.kernel.org
> Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Applied, thanks!
Rafael
^ permalink raw reply [flat|nested] 2+ messages in thread
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