NACK [OEM-5.13] Re: [PATCH 0/1][SRU][OEM-5.10/OEM-5.13/H/U]Fix HDR backlight issue on AMD

[Timo Aaltonen]

On 30.7.2021 11.02, 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(-)
> 

This is already included in the drm sync from 5.14.


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