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drm/amd/display: Avoid create MST prop after registration

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[Why]
Prop are created at boot stage, and not allowed to create new prop
after device registration.

[How]
Reuse the connector property from SST if exist.

Signed-off-by: Jerry (Fangzhi) Zuo <Jerry.Zuo@amd.com>
Reviewed-by: Hersen Wu <hersenxs.wu@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jerry (Fangzhi) Zuo 2020-04-05 16:41:09 -04:00 committed by Alex Deucher
parent 8f0622a19b
commit 8c61b31e3c
2 changed files with 13 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
View file

@ -5929,7 +5929,8 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm,
adev->mode_info.underscan_vborder_property,
0);
drm_connector_attach_max_bpc_property(&aconnector->base, 8, 16);
if (!aconnector->mst_port)
drm_connector_attach_max_bpc_property(&aconnector->base, 8, 16);
/* This defaults to the max in the range, but we want 8bpc for non-edp. */
aconnector->base.state->max_bpc = (connector_type == DRM_MODE_CONNECTOR_eDP) ? 16 : 8;
@ -5948,8 +5949,9 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm,
&aconnector->base.base,
dm->ddev->mode_config.hdr_output_metadata_property, 0);
drm_connector_attach_vrr_capable_property(
&aconnector->base);
if (!aconnector->mst_port)
drm_connector_attach_vrr_capable_property(&aconnector->base);
#ifdef CONFIG_DRM_AMD_DC_HDCP
if (adev->dm.hdcp_workqueue)
drm_connector_attach_content_protection_property(&aconnector->base, true);

8
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
View file

@ -410,6 +410,14 @@ dm_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
drm_connector_attach_encoder(&aconnector->base,
&aconnector->mst_encoder->base);
connector->max_bpc_property = master->base.max_bpc_property;
if (connector->max_bpc_property)
drm_connector_attach_max_bpc_property(connector, 8, 16);
connector->vrr_capable_property = master->base.vrr_capable_property;
if (connector->vrr_capable_property)
drm_connector_attach_vrr_capable_property(connector);
drm_object_attach_property(
&connector->base,
dev->mode_config.path_property,