APPLIED[H]: [PATCH 0/1][SRU][OEM-5.10/OEM-5.13/H/U]Fix HDR backlight issue on AMD
Kelsey Skunberg
kelsey.skunberg at canonical.com
Fri Aug 13 01:05:57 UTC 2021
applied to hirsute master-next. Thank you!
-Kelsey
On 2021-07-30 16:02:27 , Aaron Ma wrote:
> BugLink: https://bugs.launchpad.net/bugs/1934557
>
> SRU justification:
>
> [Impact]
> backlight can't be controlled on AMD platform.
>
> [Fix]
> AUX doesn't work on HDR panel, fallback to PWM mode to make backlight be
> controlled.
>
> [Test]
> Verified on hardware, backlight brightness works fine.
>
> [Where problems could occur]
> It may break backlight control on AMD platform.
>
> Alex Deucher (1):
> drm/amdgpu/display: only enable aux backlight control for OLED panels
>
> drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> --
> 2.32.0
>
>
> --
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