APPLIED: [SRU] [J] [PATCH 0/1] Fix AMDGPU Navi 10 regression

[Stefan Bader]

On 18.11.22 09:25, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1996740
> 
> [Impact]
> "UBUNTU: SAUCE: Revert "drm/amd/display: Add helper for blanking all dp
> displays" caused AMD Navi10 GFX to panic at boot.
> 
> [Fix]
> Backport the revised version of "drm/amd/display: Add helper for
> blanking all dp displays".
> 
> [Test]
> Users confirmed the issue went away with this fix.
> We also verified the original issue we fixed didn't reappear.
> 
> [Where problems could occur]
> We didn't test all the combination of dce110/dcn10/dcn30/dcn31, so many
> cases are untested, hence the potential risk is there.
> 
> Leo (Hanghong) Ma (1):
>    drm/amd/display: Add helper for blanking all dp displays
> 
>   drivers/gpu/drm/amd/display/dc/core/dc_link.c | 51 +++++++++++++++++++
>   drivers/gpu/drm/amd/display/dc/dc_link.h      |  4 ++
>   .../display/dc/dce110/dce110_hw_sequencer.c   | 13 +----
>   .../amd/display/dc/dcn10/dcn10_hw_sequencer.c | 41 ++-------------
>   .../drm/amd/display/dc/dcn30/dcn30_hwseq.c    | 39 ++------------
>   .../drm/amd/display/dc/dcn31/dcn31_hwseq.c    | 37 ++------------
>   6 files changed, 65 insertions(+), 120 deletions(-)
> 

Applied to jammy:linux/master-next. Thanks.

-Stefan

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