13 static struct radeon_encoder *radeon_dp_create_fake_mst_encoder(struct radeon_connector *connector);
113 static int radeon_dp_mst_update_stream_attribs(struct radeon_connector *mst_conn,  in radeon_dp_mst_update_stream_attribs()
120 	struct radeon_connector *radeon_connector;  in radeon_dp_mst_update_stream_attribs()  local
128 		radeon_connector = to_radeon_connector(connector);  in radeon_dp_mst_update_stream_attribs()
129 		if (!radeon_connector->is_mst_connector)  in radeon_dp_mst_update_stream_attribs()
132 		if (radeon_connector->mst_port != mst_conn)  in radeon_dp_mst_update_stream_attribs()
135 		subenc = radeon_connector->mst_encoder;  in radeon_dp_mst_update_stream_attribs()
191 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);  in radeon_dp_mst_get_ddc_modes()  local
192 	struct radeon_connector *master = radeon_connector->mst_port;  in radeon_dp_mst_get_ddc_modes()
196 	edid = drm_dp_mst_get_edid(connector, &master->mst_mgr, radeon_connector->port);  in radeon_dp_mst_get_ddc_modes()
197 	radeon_connector->edid = edid;  in radeon_dp_mst_get_ddc_modes()
199 	if (radeon_connector->edid) {  in radeon_dp_mst_get_ddc_modes()
200 		drm_connector_update_edid_property(&radeon_connector->base, radeon_connector->edid);  in radeon_dp_mst_get_ddc_modes()
201 		ret = drm_add_edid_modes(&radeon_connector->base, radeon_connector->edid);  in radeon_dp_mst_get_ddc_modes()
204 	drm_connector_update_edid_property(&radeon_connector->base, NULL);  in radeon_dp_mst_get_ddc_modes()
231 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);  in radeon_mst_best_encoder()  local
233 	return &radeon_connector->mst_encoder->base;  in radeon_mst_best_encoder()
245 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);  in radeon_dp_mst_detect()  local
246 	struct radeon_connector *master = radeon_connector->mst_port;  in radeon_dp_mst_detect()
248 	return drm_dp_mst_detect_port(connector, &master->mst_mgr, radeon_connector->port);  in radeon_dp_mst_detect()
254 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);  in radeon_dp_mst_connector_destroy()  local
255 	struct radeon_encoder *radeon_encoder = radeon_connector->mst_encoder;  in radeon_dp_mst_connector_destroy()
260 	kfree(radeon_connector);  in radeon_dp_mst_connector_destroy()
274 	struct radeon_connector *master = container_of(mgr, struct radeon_connector, mst_mgr);  in radeon_dp_add_mst_connector()
276 	struct radeon_connector *radeon_connector;  in radeon_dp_add_mst_connector()  local
279 	radeon_connector = kzalloc(sizeof(*radeon_connector), GFP_KERNEL);  in radeon_dp_add_mst_connector()
280 	if (!radeon_connector)  in radeon_dp_add_mst_connector()
283 	radeon_connector->is_mst_connector = true;  in radeon_dp_add_mst_connector()
284 	connector = &radeon_connector->base;  in radeon_dp_add_mst_connector()
285 	radeon_connector->port = port;  in radeon_dp_add_mst_connector()
286 	radeon_connector->mst_port = master;  in radeon_dp_add_mst_connector()
291 	radeon_connector->mst_encoder = radeon_dp_create_fake_mst_encoder(master);  in radeon_dp_add_mst_connector()
313 	struct radeon_connector *master = container_of(mgr, struct radeon_connector, mst_mgr);  in radeon_dp_destroy_mst_connector()
332 radeon_connector *radeon_mst_find_connector(struct drm_encoder *encoder)  in radeon_mst_find_connector()
338 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);  in radeon_mst_find_connector()  local
341 		if (!radeon_connector->is_mst_connector)  in radeon_mst_find_connector()
346 			return radeon_connector;  in radeon_mst_find_connector()
358 	struct radeon_connector *radeon_connector = radeon_mst_find_connector(&radeon_encoder->base);  in radeon_dp_mst_prepare_pll()  local
362 	if (radeon_connector) {  in radeon_dp_mst_prepare_pll()
363 		radeon_connector->pixelclock_for_modeset = mode->clock;  in radeon_dp_mst_prepare_pll()
364 		if (radeon_connector->base.display_info.bpc)  in radeon_dp_mst_prepare_pll()
365 			radeon_crtc->bpc = radeon_connector->base.display_info.bpc;  in radeon_dp_mst_prepare_pll()
386 	struct radeon_connector *radeon_connector;  in radeon_mst_encoder_dpms()  local
396 	radeon_connector = radeon_mst_find_connector(encoder);  in radeon_mst_encoder_dpms()
397 	if (!radeon_connector)  in radeon_mst_encoder_dpms()
442 		slots = drm_dp_find_vcpi_slots(&radeon_connector->mst_port->mst_mgr,  in radeon_mst_encoder_dpms()
444 		ret = drm_dp_mst_allocate_vcpi(&radeon_connector->mst_port->mst_mgr,  in radeon_mst_encoder_dpms()
445 					       radeon_connector->port,  in radeon_mst_encoder_dpms()
447 		ret = drm_dp_update_payload_part1(&radeon_connector->mst_port->mst_mgr);  in radeon_mst_encoder_dpms()
450 					  radeon_connector->mst_port->hpd.hpd, true);  in radeon_mst_encoder_dpms()
453 		radeon_dp_mst_update_stream_attribs(radeon_connector->mst_port, primary);  in radeon_mst_encoder_dpms()
456 		fixed_pbn_per_slot = drm_int2fixp(radeon_connector->mst_port->mst_mgr.pbn_div);  in radeon_mst_encoder_dpms()
462 		ret = drm_dp_check_act_status(&radeon_connector->mst_port->mst_mgr);  in radeon_mst_encoder_dpms()
464 		ret = drm_dp_update_payload_part2(&radeon_connector->mst_port->mst_mgr);  in radeon_mst_encoder_dpms()
475 		drm_dp_mst_reset_vcpi_slots(&radeon_connector->mst_port->mst_mgr, mst_enc->port);  in radeon_mst_encoder_dpms()
476 		ret = drm_dp_update_payload_part1(&radeon_connector->mst_port->mst_mgr);  in radeon_mst_encoder_dpms()
478 		drm_dp_check_act_status(&radeon_connector->mst_port->mst_mgr);  in radeon_mst_encoder_dpms()
480 		drm_dp_update_payload_part2(&radeon_connector->mst_port->mst_mgr);  in radeon_mst_encoder_dpms()
482 		drm_dp_mst_deallocate_vcpi(&radeon_connector->mst_port->mst_mgr, mst_enc->port);  in radeon_mst_encoder_dpms()
485 		radeon_dp_mst_update_stream_attribs(radeon_connector->mst_port, primary);  in radeon_mst_encoder_dpms()
488 					  radeon_connector->mst_port->hpd.hpd, false);  in radeon_mst_encoder_dpms()
536 	struct radeon_connector *radeon_connector;  in radeon_mst_encoder_prepare()  local
541 	radeon_connector = radeon_mst_find_connector(encoder);  in radeon_mst_encoder_prepare()
542 	if (!radeon_connector) {  in radeon_mst_encoder_prepare()
556 	mst_enc->port = radeon_connector->port;  in radeon_mst_encoder_prepare()
601 radeon_dp_create_fake_mst_encoder(struct radeon_connector *connector)  in radeon_dp_create_fake_mst_encoder()
650 radeon_dp_mst_init(struct radeon_connector *radeon_connector)  in radeon_dp_mst_init()  argument
652 	struct drm_device *dev = radeon_connector->base.dev;  in radeon_dp_mst_init()
654 	if (!radeon_connector->ddc_bus->has_aux)  in radeon_dp_mst_init()
657 	radeon_connector->mst_mgr.cbs = &mst_cbs;  in radeon_dp_mst_init()
658 	return drm_dp_mst_topology_mgr_init(&radeon_connector->mst_mgr, dev,  in radeon_dp_mst_init()
659 					    &radeon_connector->ddc_bus->aux, 16, 6,  in radeon_dp_mst_init()
660 					    radeon_connector->base.base.id);  in radeon_dp_mst_init()
664 radeon_dp_mst_probe(struct radeon_connector *radeon_connector)  in radeon_dp_mst_probe()  argument
666 	struct radeon_connector_atom_dig *dig_connector = radeon_connector->con_priv;  in radeon_dp_mst_probe()
667 	struct drm_device *dev = radeon_connector->base.dev;  in radeon_dp_mst_probe()
681 	ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_MSTM_CAP, msg,  in radeon_dp_mst_probe()
693 	drm_dp_mst_topology_mgr_set_mst(&radeon_connector->mst_mgr,  in radeon_dp_mst_probe()
699 radeon_dp_mst_check_status(struct radeon_connector *radeon_connector)  in radeon_dp_mst_check_status()  argument
701 	struct radeon_connector_atom_dig *dig_connector = radeon_connector->con_priv;  in radeon_dp_mst_check_status()
710 		dret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux,  in radeon_dp_mst_check_status()
715 			ret = drm_dp_mst_hpd_irq(&radeon_connector->mst_mgr, esi, &handled);  in radeon_dp_mst_check_status()
720 					wret = drm_dp_dpcd_write(&radeon_connector->ddc_bus->aux,  in radeon_dp_mst_check_status()
726 				dret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux,  in radeon_dp_mst_check_status()
739 			drm_dp_mst_topology_mgr_set_mst(&radeon_connector->mst_mgr,  in radeon_dp_mst_check_status()
754 	struct radeon_connector *radeon_connector;  in radeon_debugfs_mst_info()  local
763 		radeon_connector = to_radeon_connector(connector);  in radeon_debugfs_mst_info()
764 		dig_connector = radeon_connector->con_priv;  in radeon_debugfs_mst_info()
765 		if (radeon_connector->is_mst_connector)  in radeon_debugfs_mst_info()
769 		drm_dp_mst_dump_topology(m, &radeon_connector->mst_mgr);  in radeon_debugfs_mst_info()
771 		for (i = 0; i < radeon_connector->enabled_attribs; i++)  in radeon_debugfs_mst_info()
773 				   radeon_connector->cur_stream_attribs[i].fe,  in radeon_debugfs_mst_info()
774 				   radeon_connector->cur_stream_attribs[i].slots);  in radeon_debugfs_mst_info()