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drm/amd/display: Return error code on DSC atomic check failure

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[ Upstream commit dd24662d9dfbad281bbf030f06d68c7938fa0c66 ]

[Why&How]
We were not returning -EINVAL on DSC atomic check fail. Add it.

Fixes: 71be4b16d3 ("drm/amd/display: dsc validate fail not pass to atomic check")
Reviewed-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Hersen Wu 2022-05-29 10:54:30 -04:00 committed by Greg Kroah-Hartman
parent 374f7fa01a
commit b7ae53dd0d
2 changed files with 2 additions and 0 deletions
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1
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
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@ -9746,6 +9746,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
ret = compute_mst_dsc_configs_for_state(state, dm_state->context, vars);
if (ret) {
DRM_DEBUG_DRIVER("compute_mst_dsc_configs_for_state() failed\n");
ret = -EINVAL;
goto fail;
}

1
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
View File

@ -1368,6 +1368,7 @@ int pre_validate_dsc(struct drm_atomic_state *state,
ret = pre_compute_mst_dsc_configs_for_state(state, local_dc_state, vars);
if (ret != 0) {
DRM_INFO_ONCE("pre_compute_mst_dsc_configs_for_state() failed\n");
ret = -EINVAL;
goto clean_exit;
}