PORT_CS_18
port->cap_usb4 + PORT_CS_18, 1);
if (tb_port_read(port, &val, TB_CFG_PORT, port->cap_usb4 + PORT_CS_18, 1))
return usb4_port_wait_for_bit(port, port->cap_usb4 + PORT_CS_18,
port->cap_usb4 + PORT_CS_18, 1))
port->cap_usb4 + PORT_CS_18, 1))
ret = tb_port_read(up, &val, TB_CFG_PORT, up->cap_usb4 + PORT_CS_18, 1);