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

[Luke Nowakowski-Krijger]

Acked-by: Luke Nowakowski-Krijger <luke.nowakowskikrijger at canonical.com>

On Thu, Jun 9, 2022 at 6:42 PM Aaron Ma <aaron.ma at canonical.com> 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(-)
>
> --
> 2.34.1
>
>
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