lkml.org 
[lkml]   [2020]   [Apr]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] drm/i915: Force DPCD backlight mode for HP Spectre x360 Convertible 13t-aw100
From
Date


> On Mar 27, 2020, at 19:03, Kai-Heng Feng <kai.heng.feng@canonical.com> wrote:
>
> Hi,
>
>> On Mar 23, 2020, at 13:35, Kai-Heng Feng <kai.heng.feng@canonical.com> wrote:
>>
>> There's another OLED panel needs to use DPCD aux interface to control
>> backlight.
>>
>> BugLink: https://bugs.launchpad.net/bugs/1860303
>> Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
>
> Would it be possible to review this?
> I'd like to send a similar quirk for a new panel, and I want to avoid causing any merge conflict.

Another gentle ping...

>
> Kai-Heng
>
>> ---
>> drivers/gpu/drm/drm_dp_helper.c | 2 ++
>> 1 file changed, 2 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c
>> index 8ba4531e808d..a0d4314663de 100644
>> --- a/drivers/gpu/drm/drm_dp_helper.c
>> +++ b/drivers/gpu/drm/drm_dp_helper.c
>> @@ -1301,6 +1301,8 @@ static const struct edid_quirk edid_quirk_list[] = {
>> * only supports DPCD backlight controls
>> */
>> { MFG(0x4c, 0x83), PROD_ID(0x41, 0x41), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) },
>> + /* HP Spectre x360 Convertible 13t-aw100 */
>> + { MFG(0x4c, 0x83), PROD_ID(0x42, 0x41), BIT(DP_QUIRK_FORCE_DPCD_BACKLIGHT) },
>> /*
>> * Some Dell CML 2020 systems have panels support both AUX and PWM
>> * backlight control, and some only support AUX backlight control. All
>> --
>> 2.17.1
>>
>

\
 
 \ /
  Last update: 2020-04-07 08:08    [W:0.047 / U:88.028 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site