2292 	struct device *tty_dev;  in uart_suspend_port()  local
2297 	tty_dev = device_find_child(&uport->port_dev->dev, &match, serial_match_port);  in uart_suspend_port()
2298 	if (tty_dev && device_may_wakeup(tty_dev)) {  in uart_suspend_port()
2300 		put_device(tty_dev);  in uart_suspend_port()
2303 	put_device(tty_dev);  in uart_suspend_port()
2369 	struct device *tty_dev;  in uart_resume_port()  local
2375 	tty_dev = device_find_child(&uport->port_dev->dev, &match, serial_match_port);  in uart_resume_port()
2376 	if (!uport->suspended && device_may_wakeup(tty_dev)) {  in uart_resume_port()
2379 		put_device(tty_dev);  in uart_resume_port()
2382 	put_device(tty_dev);  in uart_resume_port()
3043 	struct device *tty_dev;  in serial_core_add_one_port()  local
3109 	tty_dev = tty_port_register_device_attr_serdev(port, drv->tty_driver,  in serial_core_add_one_port()
3112 	if (!IS_ERR(tty_dev)) {  in serial_core_add_one_port()
3113 		device_set_wakeup_capable(tty_dev, 1);  in serial_core_add_one_port()