Re: [PATCH 1/2] drm/amd/display: Skip Invalid Streams from DSC Policy

[Sasha Levin <sashal@kernel.org>]

[ Sasha's backport helper bot ]

Hi,

Found matching upstream commit: 9afeda04964281e9f708b92c2a9c4f8a1387b46e

WARNING: Author mismatch between patch and found commit:
Backport author: Alex Deucher <alexander.deucher@amd.com>
Commit author: Fangzhi Zuo <Jerry.Zuo@amd.com>


Status in newer kernel trees:
6.12.y | Present (different SHA1: d3c4a1c71521)

Note: The patch differs from the upstream commit:
---
1:  9afeda0496428 ! 1:  e77a231c8dcab drm/amd/display: Skip Invalid Streams from DSC Policy
    @@ Commit message
         Streams with invalid new connector state should be elimiated from
         dsc policy.
     
    +    Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3405
         Reviewed-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
         Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
         Signed-off-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
         Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
         Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
    +    (cherry picked from commit 9afeda04964281e9f708b92c2a9c4f8a1387b46e)
    +    Cc: stable@vger.kernel.org
     
      ## drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c ##
     @@ drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c: static int compute_mst_dsc_configs_for_link(struct drm_atomic_state *state,
---

Results of testing on various branches:

| Branch                    | Patch Apply | Build Test |
|---------------------------|-------------|------------|
| stable/linux-6.12.y       |  Success    |  Success   |
| stable/linux-6.11.y       |  Success    |  Success   |
| stable/linux-6.6.y        |  Failed     |  N/A       |
| stable/linux-6.1.y        |  Failed     |  N/A       |
| stable/linux-5.15.y       |  Failed     |  N/A       |
| stable/linux-5.10.y       |  Failed     |  N/A       |
| stable/linux-5.4.y        |  Failed     |  N/A       |
| stable/linux-4.19.y       |  Failed     |  N/A       |