Display corruption on resume

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Subject: Display corruption on resume
From: "Limonciello, Mario" <Mario.Limonciello@xxxxxxx>
Date: Wed, 22 Jun 2022 19:49:46 +0000
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Thread-topic: Display corruption on resume

[Public]

Hi,

Can you please backport this commit to 5.15.y?

commit 79d6b9351f086e0f914a26915d96ab52286ec46c ("drm/amd/display: Don't reinitialize DMCUB on s0ix resume")

It fixes display corruption that was found during s0ix resume on Ryzen 6000.
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1978244

Thanks,

Follow-Ups:
- Re: Display corruption on resume
  - From: Greg KH

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