diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c index db4ab01267e4..f5f39984702f 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c @@ -451,6 +451,7 @@ bool dm_helpers_dp_mst_stop_top_mgr( struct dc_link *link) { struct amdgpu_dm_connector *aconnector = link->priv; + uint8_t i; if (!aconnector) { DRM_ERROR("Failed to find connector for link!"); @@ -460,9 +461,26 @@ bool dm_helpers_dp_mst_stop_top_mgr( DRM_INFO("DM_MST: stopping TM on aconnector: %p [id: %d]\n", aconnector, aconnector->base.base.id); - if (aconnector->mst_mgr.mst_state == true) + if (aconnector->mst_mgr.mst_state == true) { drm_dp_mst_topology_mgr_set_mst(&aconnector->mst_mgr, false); + for (i = 0; i < MAX_SINKS_PER_LINK; i++) { + if (link->remote_sinks[i] == NULL) + continue; + + if (link->remote_sinks[i]->sink_signal == + SIGNAL_TYPE_DISPLAY_PORT_MST) { + dc_link_remove_remote_sink(link, link->remote_sinks[i]); + + if (aconnector->dc_sink) { + dc_sink_release(aconnector->dc_sink); + aconnector->dc_sink = NULL; + aconnector->dc_link->cur_link_settings.lane_count = 0; + } + } + } + } + return false; } @@ -959,7 +977,9 @@ void dm_set_phyd32clk(struct dc_context *ctx, int freq_khz) // TODO } +#if defined(CONFIG_DRM_AMD_DC_DCN) void dm_helpers_enable_periodic_detection(struct dc_context *ctx, bool enable) { - /* TODO: add peridic detection implementation */ + /* TODO: add periodic detection implementation */ } +#endif |