* [PATCH] ACPI / video: Add a quirk to force acpi-video backlight on SAMSUNG 530U4E/540U4E
@ 2015-12-30 5:11 Aaron Lu
2016-01-03 0:36 ` Rafael J. Wysocki
0 siblings, 1 reply; 2+ messages in thread
From: Aaron Lu @ 2015-12-30 5:11 UTC (permalink / raw)
To: Rafael J. Wysocki; +Cc: ACPI Devel Mailing List, adam bk, Jani Nikula
The native interface on SAMSUNG 530U4E/540U4E doesn't work even though
the firmware claims Win8 compatible while the acpi_video interface
works, add a quirk for this.
Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=108971
Reported-and-tested-by: adam bk <adamdd55@gmail.com>
Signed-off-by: Aaron Lu <aaron.lu@intel.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 daaf1c4e1e0f..518f9cdc929d 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -250,6 +250,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "XPS L521X"),
},
},
+ {
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=108971 */
+ .callback = video_detect_force_video,
+ .ident = "SAMSUNG 530U4E/540U4E",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "530U4E/540U4E"),
+ },
+ },
/* Non win8 machines which need native backlight nevertheless */
{
--
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 SAMSUNG 530U4E/540U4E
2015-12-30 5:11 [PATCH] ACPI / video: Add a quirk to force acpi-video backlight on SAMSUNG 530U4E/540U4E Aaron Lu
@ 2016-01-03 0:36 ` Rafael J. Wysocki
0 siblings, 0 replies; 2+ messages in thread
From: Rafael J. Wysocki @ 2016-01-03 0:36 UTC (permalink / raw)
To: Aaron Lu; +Cc: ACPI Devel Mailing List, adam bk, Jani Nikula
On Wednesday, December 30, 2015 01:11:24 PM Aaron Lu wrote:
> The native interface on SAMSUNG 530U4E/540U4E doesn't work even though
> the firmware claims Win8 compatible while the acpi_video interface
> works, add a quirk for this.
>
> Buglink: https://bugzilla.kernel.org/show_bug.cgi?id=108971
> Reported-and-tested-by: adam bk <adamdd55@gmail.com>
> Signed-off-by: Aaron Lu <aaron.lu@intel.com>
Applied, thanks!
> ---
> 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 daaf1c4e1e0f..518f9cdc929d 100644
> --- a/drivers/acpi/video_detect.c
> +++ b/drivers/acpi/video_detect.c
> @@ -250,6 +250,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
> DMI_MATCH(DMI_PRODUCT_NAME, "XPS L521X"),
> },
> },
> + {
> + /* https://bugzilla.kernel.org/show_bug.cgi?id=108971 */
> + .callback = video_detect_force_video,
> + .ident = "SAMSUNG 530U4E/540U4E",
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
> + DMI_MATCH(DMI_PRODUCT_NAME, "530U4E/540U4E"),
> + },
> + },
>
> /* Non win8 machines which need native backlight nevertheless */
> {
>
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
^ permalink raw reply [flat|nested] 2+ messages in thread
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2016-01-03 0:36 ` Rafael J. Wysocki
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