229 void radeon_dp_aux_init(struct radeon_connector *radeon_connector)  in radeon_dp_aux_init()  argument
231 	struct drm_device *dev = radeon_connector->base.dev;  in radeon_dp_aux_init()
235 	radeon_connector->ddc_bus->rec.hpd = radeon_connector->hpd.hpd;  in radeon_dp_aux_init()
236 	radeon_connector->ddc_bus->aux.dev = radeon_connector->base.kdev;  in radeon_dp_aux_init()
239 			radeon_connector->ddc_bus->aux.transfer = radeon_dp_aux_transfer_native;  in radeon_dp_aux_init()
241 			radeon_connector->ddc_bus->aux.transfer = radeon_dp_aux_transfer_atom;  in radeon_dp_aux_init()
243 		radeon_connector->ddc_bus->aux.transfer = radeon_dp_aux_transfer_atom;  in radeon_dp_aux_init()
246 	ret = drm_dp_aux_register(&radeon_connector->ddc_bus->aux);  in radeon_dp_aux_init()
248 		radeon_connector->ddc_bus->has_aux = true;  in radeon_dp_aux_init()
396 u8 radeon_dp_getsinktype(struct radeon_connector *radeon_connector)  in radeon_dp_getsinktype()  argument
398 	struct drm_device *dev = radeon_connector->base.dev;  in radeon_dp_getsinktype()
402 					 radeon_connector->ddc_bus->rec.i2c_id, 0);  in radeon_dp_getsinktype()
405 static void radeon_dp_probe_oui(struct radeon_connector *radeon_connector)  in radeon_dp_probe_oui()  argument
407 	struct radeon_connector_atom_dig *dig_connector = radeon_connector->con_priv;  in radeon_dp_probe_oui()
413 	if (drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_SINK_OUI, buf, 3) == 3)  in radeon_dp_probe_oui()
417 	if (drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_BRANCH_OUI, buf, 3) == 3)  in radeon_dp_probe_oui()
422 bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector)  in radeon_dp_getdpcd()  argument
424 	struct radeon_connector_atom_dig *dig_connector = radeon_connector->con_priv;  in radeon_dp_getdpcd()
429 		ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_DPCD_REV, msg,  in radeon_dp_getdpcd()
437 			radeon_dp_probe_oui(radeon_connector);  in radeon_dp_getdpcd()
451 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);  in radeon_dp_get_panel_mode()  local
460 	if (!radeon_connector->con_priv)  in radeon_dp_get_panel_mode()
463 	dig_connector = radeon_connector->con_priv;  in radeon_dp_get_panel_mode()
467 		if (drm_dp_dpcd_readb(&radeon_connector->ddc_bus->aux,  in radeon_dp_get_panel_mode()
479 		if (drm_dp_dpcd_readb(&radeon_connector->ddc_bus->aux,  in radeon_dp_get_panel_mode()
492 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);  in radeon_dp_set_link_config()  local
495 	if (!radeon_connector->con_priv)  in radeon_dp_set_link_config()
497 	dig_connector = radeon_connector->con_priv;  in radeon_dp_set_link_config()
511 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);  in radeon_dp_mode_valid_helper()  local
519 	if (!radeon_connector->con_priv)  in radeon_dp_mode_valid_helper()
521 	dig_connector = radeon_connector->con_priv;  in radeon_dp_mode_valid_helper()
533 bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector)  in radeon_dp_needs_link_train()  argument
536 	struct radeon_connector_atom_dig *dig = radeon_connector->con_priv;  in radeon_dp_needs_link_train()
538 	if (drm_dp_dpcd_read_link_status(&radeon_connector->ddc_bus->aux, link_status)  in radeon_dp_needs_link_train()
549 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);  in radeon_dp_set_rx_power_state()  local
552 	if (!radeon_connector->con_priv)  in radeon_dp_set_rx_power_state()
555 	dig_connector = radeon_connector->con_priv;  in radeon_dp_set_rx_power_state()
559 		drm_dp_dpcd_writeb(&radeon_connector->ddc_bus->aux,  in radeon_dp_set_rx_power_state()
820 	struct radeon_connector *radeon_connector;  in radeon_dp_link_train()  local
830 	radeon_connector = to_radeon_connector(connector);  in radeon_dp_link_train()
831 	if (!radeon_connector->con_priv)  in radeon_dp_link_train()
833 	dig_connector = radeon_connector->con_priv;  in radeon_dp_link_train()
861 	if (drm_dp_dpcd_readb(&radeon_connector->ddc_bus->aux, DP_MAX_LANE_COUNT, &tmp)  in radeon_dp_link_train()
877 	dp_info.aux = &radeon_connector->ddc_bus->aux;  in radeon_dp_link_train()