TB_TYPE_USB3_UP
case TB_TYPE_USB3_UP:
up = tb_switch_find_port(sw, TB_TYPE_USB3_UP);
parent_up = tb_switch_find_port(parent, TB_TYPE_USB3_UP);
return port && port->config.type == TB_TYPE_USB3_UP;
sw->ports[16].config.type = TB_TYPE_USB3_UP;