45 bool radeon_ddc_probe(struct radeon_connector *radeon_connector, bool use_aux)  in radeon_ddc_probe()  argument
66 	if (radeon_connector->router.ddc_valid)  in radeon_ddc_probe()
67 		radeon_router_select_ddc_port(radeon_connector);  in radeon_ddc_probe()
70 		ret = i2c_transfer(&radeon_connector->ddc_bus->aux.ddc, msgs, 2);  in radeon_ddc_probe()
72 		ret = i2c_transfer(&radeon_connector->ddc_bus->adapter, msgs, 2);  in radeon_ddc_probe()
1105 void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector)  in radeon_router_select_ddc_port()  argument
1109 	if (!radeon_connector->router.ddc_valid)  in radeon_router_select_ddc_port()
1112 	if (!radeon_connector->router_bus)  in radeon_router_select_ddc_port()
1115 	radeon_i2c_get_byte(radeon_connector->router_bus,  in radeon_router_select_ddc_port()
1116 			    radeon_connector->router.i2c_addr,  in radeon_router_select_ddc_port()
1118 	val &= ~radeon_connector->router.ddc_mux_control_pin;  in radeon_router_select_ddc_port()
1119 	radeon_i2c_put_byte(radeon_connector->router_bus,  in radeon_router_select_ddc_port()
1120 			    radeon_connector->router.i2c_addr,  in radeon_router_select_ddc_port()
1122 	radeon_i2c_get_byte(radeon_connector->router_bus,  in radeon_router_select_ddc_port()
1123 			    radeon_connector->router.i2c_addr,  in radeon_router_select_ddc_port()
1125 	val &= ~radeon_connector->router.ddc_mux_control_pin;  in radeon_router_select_ddc_port()
1126 	val |= radeon_connector->router.ddc_mux_state;  in radeon_router_select_ddc_port()
1127 	radeon_i2c_put_byte(radeon_connector->router_bus,  in radeon_router_select_ddc_port()
1128 			    radeon_connector->router.i2c_addr,  in radeon_router_select_ddc_port()
1133 void radeon_router_select_cd_port(struct radeon_connector *radeon_connector)  in radeon_router_select_cd_port()  argument
1137 	if (!radeon_connector->router.cd_valid)  in radeon_router_select_cd_port()
1140 	if (!radeon_connector->router_bus)  in radeon_router_select_cd_port()
1143 	radeon_i2c_get_byte(radeon_connector->router_bus,  in radeon_router_select_cd_port()
1144 			    radeon_connector->router.i2c_addr,  in radeon_router_select_cd_port()
1146 	val &= ~radeon_connector->router.cd_mux_control_pin;  in radeon_router_select_cd_port()
1147 	radeon_i2c_put_byte(radeon_connector->router_bus,  in radeon_router_select_cd_port()
1148 			    radeon_connector->router.i2c_addr,  in radeon_router_select_cd_port()
1150 	radeon_i2c_get_byte(radeon_connector->router_bus,  in radeon_router_select_cd_port()
1151 			    radeon_connector->router.i2c_addr,  in radeon_router_select_cd_port()
1153 	val &= ~radeon_connector->router.cd_mux_control_pin;  in radeon_router_select_cd_port()
1154 	val |= radeon_connector->router.cd_mux_state;  in radeon_router_select_cd_port()
1155 	radeon_i2c_put_byte(radeon_connector->router_bus,  in radeon_router_select_cd_port()
1156 			    radeon_connector->router.i2c_addr,  in radeon_router_select_cd_port()