APPLIED [OEM-5.14] Re: [PATCH 0/1][SRU][J/OEM-5.14] UBUNTU: SAUCE: Revert drm/amd/pm: enable ASPM by default

[Timo Aaltonen]

Koba Ko kirjoitti 28.3.2022 klo 16.13:
> BugLink: https://bugs.launchpad.net/bugs/1966680
> 
> [Impact]
> With WX3200 and 20.04d kernel the unit freezes on resume
> 
> [Fix]
> commit 0064b0ce85bb ("drm/amd/pm: enable ASPM by default") enabled ASPM
> by default but a variety of hardware configurations it turns out that this
> caused a regression.
> 
> Multiple SKUs with wx3200&rx540 gpus encounter the resume&hange issue.
> Before the real fix is landed, revert commit 0064b0ce85bb first.
> 
> [Test Case]
> 1. plug wx3200 on the adl machine and make it as a output.
> 2. suspend&resume machine
> 3. check if machine could resume successfully
> 
> [Where problems could occur]
> Low, don't make AMDGPU ASPM by default.
> 
> Koba Ko (1):
>    Revert "drm/amd/pm: enable ASPM by default"
> 
>   drivers/gpu/drm/amd/amdgpu/nv.c                         | 2 +-
>   drivers/gpu/drm/amd/amdgpu/soc15.c                      | 2 +-
>   drivers/gpu/drm/amd/amdgpu/vi.c                         | 2 +-
>   drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c | 2 +-
>   4 files changed, 4 insertions(+), 4 deletions(-)
> 

applied to oem-5.14

I don't this should go to jammy though, best to wait for the proper fix


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