diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 23 |
1 files changed, 23 insertions, 0 deletions
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 5568d4e518e6..1bcba6943fd7 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 @@ -213,6 +213,29 @@ static int dm_dp_mst_get_modes(struct drm_connector *connector) drm_connector_update_edid_property( &aconnector->base, NULL); + + DRM_DEBUG_KMS("Can't get EDID of %s. Add default remote sink.", connector->name); + if (!aconnector->dc_sink) { + struct dc_sink *dc_sink; + struct dc_sink_init_data init_params = { + .link = aconnector->dc_link, + .sink_signal = SIGNAL_TYPE_DISPLAY_PORT_MST }; + + dc_sink = dc_link_add_remote_sink( + aconnector->dc_link, + NULL, + 0, + &init_params); + + if (!dc_sink) { + DRM_ERROR("Unable to add a remote sink\n"); + return 0; + } + + dc_sink->priv = aconnector; + aconnector->dc_sink = dc_sink; + } + return ret; } |