Re: [PATCH] drm/edid: Add 6 bpc quirk for SDC panel in Lenovo G50

From: Kai-Heng Feng
Date: Tue Oct 08 2019 - 04:24:16 EST




> On Jun 6, 2019, at 16:04, Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> wrote:
>
> Hi,
>
> at 11:30, Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> wrote:
>
>> Another panel that needs 6BPC quirk.
>
> Please include this patch if possible.

Another gentle ping.

>
> Kai-Heng
>
>>
>> BugLink: https://bugs.launchpad.net/bugs/1819968
>> Cc: <stable@xxxxxxxxxxxxxxx> # v4.8+
>> Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
>> ---
>> drivers/gpu/drm/drm_edid.c | 3 +++
>> 1 file changed, 3 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
>> index 990b1909f9d7..1cb4d0052efe 100644
>> --- a/drivers/gpu/drm/drm_edid.c
>> +++ b/drivers/gpu/drm/drm_edid.c
>> @@ -166,6 +166,9 @@ static const struct edid_quirk {
>> /* Medion MD 30217 PG */
>> { "MED", 0x7b8, EDID_QUIRK_PREFER_LARGE_75 },
>>
>> + /* Lenovo G50 */
>> + { "SDC", 18514, EDID_QUIRK_FORCE_6BPC },
>> +
>> /* Panel in Samsung NP700G7A-S01PL notebook reports 6bpc */
>> { "SEC", 0xd033, EDID_QUIRK_FORCE_8BPC },
>>
>> --
>> 2.17.1
>
>