ACK: [SRU][Jammy][PATCH 0/1] Fix amd display corruption on s2idle resume

[Tim Gardner]

Acked-by: Tim Gardner <tim.gardner at canonical.com>

On 6/9/22 19:41, Aaron Ma wrote:
> BugLink: https://bugs.launchpad.net/bugs/1978244
> 
> [Impact]
> Screen corruption can occur when s2idle resume.
> 
> [Fix]
> Check that DMCUB is running and wait for auto-load.
> 
> [Test]
> Verified on hardware, stress s2idle and passed.
> 
> [Where problems could occur]
> Low risk, It may break s2idle on AMD GPU driver.
> 
> This commit is in 5.17.
> OEM kernels already got this commit.
> 
> Nicholas Kazlauskas (1):
>    drm/amd/display: Don't reinitialize DMCUB on s0ix resume
> 
>   .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 30 +++++++++++++++++--
>   1 file changed, 27 insertions(+), 3 deletions(-)
> 

-- 
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Tim Gardner
Canonical, Inc