From: hersen wu <hersenxs.wu@xxxxxxx> [Why&How] We were not returning -EINVAL on DSC atomic check fail. Add it. Fixes: 71be4b16d39a ("drm/amd/display: dsc validate fail not pass to atomic check") Reviewed-by: Aurabindo Pillai <aurabindo.pillai@xxxxxxx> Signed-off-by: Hersen Wu <hersenxs.wu@xxxxxxx> --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 71e3bc9e7f8f..dfcb9815b5a8 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -10169,6 +10169,7 @@ 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; } diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c index 5dc79b753d5f..810ab682f424 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c @@ -1410,6 +1410,7 @@ 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; } -- 2.34.1