APPLIED: [SRU] [J] [PATCH 0/3] Fix resume on AMD platforms when TBT monitor is plugged

[Stefan Bader]

On 27.09.22 08:59, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1990920
> 
> [Impact]
> When TBT monitor is connected to AMD platform, system resume will hit
> stack corruption or BUG_ON() macro.
> 
> [Fix]
> Revert the offending commit and handle MST properly.
> 
> [Test]
> The system can resume normally and no more kernel splat.
> 
> [Where problems could occur]
> The new logic is restriced to MST hub, so normal DP/HDMI usage should be
> unaffected.
> 
> Kai-Heng Feng (1):
>    Revert "drm/amd/display: Add helper for blanking all dp displays"
> 
> Wayne Lin (2):
>    drm/amd/display: Detect dpcd_rev when hotplug mst monitor
>    drm/amd/display: Release remote dc_sink under mst scenario
> 
>   .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |  5 +-
>   .../amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 18 +----
>   .../display/amdgpu_dm/amdgpu_dm_mst_types.c   | 72 +++++++++++++++++--
>   drivers/gpu/drm/amd/display/dc/core/dc_link.c | 45 ------------
>   drivers/gpu/drm/amd/display/dc/dc_link.h      |  1 -
>   .../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 +++++++++-
>   9 files changed, 192 insertions(+), 79 deletions(-)
> 

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

-Stefan

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