ACK: [SRU][J][PATCH 0/1] Fix W6400 hang after resume of S3 stress

[Tim Gardner]

On 12/22/22 12:11 AM, Aaron Ma wrote:
> BugLink: https://bugs.launchpad.net/bugs/2000299
> 
> [Impact]
> amdgpu hang when stress S3 on AMD W6400 GPU.
> 
> [Fix]
> Add a WA to manually adjust strobe calculation using FCLK restrict.
> 
> [Test]
> Suspend AMD W6400 for 40 times, it works fine.
> 
> [Where problems could occur]
> Low risk, upstream fix.
> It may cause AMD GPU hang.
> 
> The patch is in 5.16, only Jammy kernel needs it.
> 
> Martin Leung (1):
>    drm/amd/display: Manually adjust strobe for DCN303
> 
>   .../drm/amd/display/dc/dcn303/dcn303_resource.c    | 14 ++++++++++++++
>   1 file changed, 14 insertions(+)
> 
Acked-by: Tim Gardner <tim.gardner at canonical.com>
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Tim Gardner
Canonical, Inc