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 | 88 |
1 files changed, 12 insertions, 76 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 d2917759b7ab..ae0a7ef1d595 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 @@ -41,53 +41,10 @@ #include "amdgpu_dm_debugfs.h" #endif - #if defined(CONFIG_DRM_AMD_DC_DCN) #include "dc/dcn20/dcn20_resource.h" #endif -/* #define TRACE_DPCD */ - -#ifdef TRACE_DPCD -#define SIDE_BAND_MSG(address) (address >= DP_SIDEBAND_MSG_DOWN_REQ_BASE && address < DP_SINK_COUNT_ESI) - -static inline char *side_band_msg_type_to_str(uint32_t address) -{ - static char str[10] = {0}; - - if (address < DP_SIDEBAND_MSG_UP_REP_BASE) - strcpy(str, "DOWN_REQ"); - else if (address < DP_SIDEBAND_MSG_DOWN_REP_BASE) - strcpy(str, "UP_REP"); - else if (address < DP_SIDEBAND_MSG_UP_REQ_BASE) - strcpy(str, "DOWN_REP"); - else - strcpy(str, "UP_REQ"); - - return str; -} - -static void log_dpcd(uint8_t type, - uint32_t address, - uint8_t *data, - uint32_t size, - bool res) -{ - DRM_DEBUG_KMS("Op: %s, addr: %04x, SideBand Msg: %s, Op res: %s\n", - (type == DP_AUX_NATIVE_READ) || - (type == DP_AUX_I2C_READ) ? - "Read" : "Write", - address, - SIDE_BAND_MSG(address) ? - side_band_msg_type_to_str(address) : "Nop", - res ? "OK" : "Fail"); - - if (res) { - print_hex_dump(KERN_INFO, "Body: ", DUMP_PREFIX_NONE, 16, 1, data, size, false); - } -} -#endif - static ssize_t dm_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg) { @@ -136,17 +93,23 @@ static ssize_t dm_dp_aux_transfer(struct drm_dp_aux *aux, static void dm_dp_mst_connector_destroy(struct drm_connector *connector) { - struct amdgpu_dm_connector *amdgpu_dm_connector = to_amdgpu_dm_connector(connector); - struct amdgpu_encoder *amdgpu_encoder = amdgpu_dm_connector->mst_encoder; + struct amdgpu_dm_connector *aconnector = + to_amdgpu_dm_connector(connector); + struct amdgpu_encoder *amdgpu_encoder = aconnector->mst_encoder; - kfree(amdgpu_dm_connector->edid); - amdgpu_dm_connector->edid = NULL; + if (aconnector->dc_sink) { + dc_link_remove_remote_sink(aconnector->dc_link, + aconnector->dc_sink); + dc_sink_release(aconnector->dc_sink); + } + + kfree(aconnector->edid); drm_encoder_cleanup(&amdgpu_encoder->base); kfree(amdgpu_encoder); drm_connector_cleanup(connector); - drm_dp_mst_put_port_malloc(amdgpu_dm_connector->port); - kfree(amdgpu_dm_connector); + drm_dp_mst_put_port_malloc(aconnector->port); + kfree(aconnector); } static int @@ -435,40 +398,13 @@ dm_dp_add_mst_connector(struct drm_dp_mst_topology_mgr *mgr, */ amdgpu_dm_connector_funcs_reset(connector); - DRM_INFO("DM_MST: added connector: %p [id: %d] [master: %p]\n", - aconnector, connector->base.id, aconnector->mst_port); - drm_dp_mst_get_port_malloc(port); - DRM_DEBUG_KMS(":%d\n", connector->base.id); - return connector; } -static void dm_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr, - struct drm_connector *connector) -{ - struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); - - DRM_INFO("DM_MST: Disabling connector: %p [id: %d] [master: %p]\n", - aconnector, connector->base.id, aconnector->mst_port); - - if (aconnector->dc_sink) { - amdgpu_dm_update_freesync_caps(connector, NULL); - dc_link_remove_remote_sink(aconnector->dc_link, - aconnector->dc_sink); - dc_sink_release(aconnector->dc_sink); - aconnector->dc_sink = NULL; - aconnector->dc_link->cur_link_settings.lane_count = 0; - } - - drm_connector_unregister(connector); - drm_connector_put(connector); -} - static const struct drm_dp_mst_topology_cbs dm_mst_cbs = { .add_connector = dm_dp_add_mst_connector, - .destroy_connector = dm_dp_destroy_mst_connector, }; void amdgpu_dm_initialize_dp_connector(struct amdgpu_display_manager *dm, |