diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 41 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 3 |
2 files changed, 43 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 b51c527a3f0d..490684787cff 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -127,6 +127,42 @@ MODULE_FIRMWARE(FIRMWARE_NAVI12_DMCU); static int amdgpu_dm_init(struct amdgpu_device *adev); static void amdgpu_dm_fini(struct amdgpu_device *adev); +static enum drm_mode_subconnector get_subconnector_type(struct dc_link *link) +{ + switch (link->dpcd_caps.dongle_type) { + case DISPLAY_DONGLE_NONE: + return DRM_MODE_SUBCONNECTOR_Native; + case DISPLAY_DONGLE_DP_VGA_CONVERTER: + return DRM_MODE_SUBCONNECTOR_VGA; + case DISPLAY_DONGLE_DP_DVI_CONVERTER: + case DISPLAY_DONGLE_DP_DVI_DONGLE: + return DRM_MODE_SUBCONNECTOR_DVID; + case DISPLAY_DONGLE_DP_HDMI_CONVERTER: + case DISPLAY_DONGLE_DP_HDMI_DONGLE: + return DRM_MODE_SUBCONNECTOR_HDMIA; + case DISPLAY_DONGLE_DP_HDMI_MISMATCHED_DONGLE: + default: + return DRM_MODE_SUBCONNECTOR_Unknown; + } +} + +static void update_subconnector_property(struct amdgpu_dm_connector *aconnector) +{ + struct dc_link *link = aconnector->dc_link; + struct drm_connector *connector = &aconnector->base; + enum drm_mode_subconnector subconnector = DRM_MODE_SUBCONNECTOR_Unknown; + + if (connector->connector_type != DRM_MODE_CONNECTOR_DisplayPort) + return; + + if (aconnector->dc_sink) + subconnector = get_subconnector_type(link); + + drm_object_property_set_value(&connector->base, + connector->dev->mode_config.dp_subconnector_property, + subconnector); +} + /* * initializes drm_device display related structures, based on the information * provided by DAL. The drm strcutures are: drm_crtc, drm_connector, @@ -2095,7 +2131,6 @@ void amdgpu_dm_update_connector_after_detect( if (aconnector->mst_mgr.mst_state == true) return; - sink = aconnector->dc_link->local_sink; if (sink) dc_sink_retain(sink); @@ -2222,6 +2257,8 @@ void amdgpu_dm_update_connector_after_detect( mutex_unlock(&dev->mode_config.mutex); + update_subconnector_property(aconnector); + if (sink) dc_sink_release(sink); } @@ -4764,6 +4801,8 @@ amdgpu_dm_connector_detect(struct drm_connector *connector, bool force) else connected = (aconnector->base.force == DRM_FORCE_ON); + update_subconnector_property(aconnector); + return (connected ? connector_status_connected : connector_status_disconnected); } 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 336aaa09be46..461fa4da0a34 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 @@ -26,6 +26,7 @@ #include <linux/version.h> #include <drm/drm_atomic_helper.h> #include <drm/drm_dp_mst_helper.h> +#include <drm/drm_dp_helper.h> #include "dm_services.h" #include "amdgpu.h" #include "amdgpu_dm.h" @@ -431,6 +432,8 @@ void amdgpu_dm_initialize_dp_connector(struct amdgpu_display_manager *dm, 16, 4, aconnector->connector_id); + + drm_connector_attach_dp_subconnector_property(&aconnector->base); } int dm_mst_get_pbn_divider(struct dc_link *link) |