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| author | Stylon Wang <stylon.wang@amd.com> | 2020-06-12 19:04:18 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-06-24 18:03:09 -0400 |
| commit | fa7041d9d2fc7401cece43f305eb5b87b7017fc4 (patch) | |
| tree | b3aa473554ad76041602dfe26e2828d455cb4d5e /drivers/gpu | |
| parent | 5ae9c378c3d88b40af72f8e8f961808e29f3e70b (diff) | |
| download | lwn-fa7041d9d2fc7401cece43f305eb5b87b7017fc4.tar.gz lwn-fa7041d9d2fc7401cece43f305eb5b87b7017fc4.zip | |
drm/amd/display: Fix ineffective setting of max bpc property
[Why]
Regression was introduced where setting max bpc property has no effect
on the atomic check and final commit. It has the same effect as max bpc
being stuck at 8.
[How]
Correctly propagate max bpc with the new connector state.
Signed-off-by: Stylon Wang <stylon.wang@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 |
1 files changed, 2 insertions, 1 deletions
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 7ced9f87be97..10ac8076d4f2 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -5024,7 +5024,8 @@ create_validate_stream_for_sink(struct amdgpu_dm_connector *aconnector, struct drm_connector *connector = &aconnector->base; struct amdgpu_device *adev = connector->dev->dev_private; struct dc_stream_state *stream; - int requested_bpc = connector->state ? connector->state->max_requested_bpc : 8; + const struct drm_connector_state *drm_state = dm_state ? &dm_state->base : NULL; + int requested_bpc = drm_state ? drm_state->max_requested_bpc : 8; enum dc_status dc_result = DC_OK; do { |