254 static int serial_port_activate(struct tty_port *tport, struct tty_struct *tty)  in serial_port_activate()  argument
257 		container_of(tport, struct usb_serial_port, port);  in serial_port_activate()
302 static void serial_port_shutdown(struct tty_port *tport)  in serial_port_shutdown()  argument
305 		container_of(tport, struct usb_serial_port, port);  in serial_port_shutdown()
442 	struct tty_port *tport = &port->port;  in serial_get_serial()  local
445 	mutex_lock(&tport->mutex);  in serial_get_serial()
447 	close_delay = jiffies_to_msecs(tport->close_delay) / 10;  in serial_get_serial()
448 	closing_wait = tport->closing_wait;  in serial_get_serial()
459 	mutex_unlock(&tport->mutex);  in serial_get_serial()
467 	struct tty_port *tport = &port->port;  in serial_set_serial()  local
476 	mutex_lock(&tport->mutex);  in serial_set_serial()
479 		if (close_delay != tport->close_delay ||  in serial_set_serial()
480 				closing_wait != tport->closing_wait) {  in serial_set_serial()
492 	tport->close_delay = close_delay;  in serial_set_serial()
493 	tport->closing_wait = closing_wait;  in serial_set_serial()
495 	mutex_unlock(&tport->mutex);  in serial_set_serial()