141 	struct tty_struct *tty = hu->tty;  in hci_uart_write_work()  local
155 		set_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);  in hci_uart_write_work()
156 		len = tty->ops->write(tty, skb->data, skb->len);  in hci_uart_write_work()
218 	struct tty_struct *tty = hu->tty;  in hci_uart_flush()  local
220 	BT_DBG("hdev %p tty %p", hdev, tty);  in hci_uart_flush()
227 	tty_ldisc_flush(tty);  in hci_uart_flush()
228 	tty_driver_flush_buffer(tty);  in hci_uart_flush()
263 	struct tty_struct *tty = hu->tty;  in hci_uart_set_flow_control()  local
271 		ktermios = tty->termios;  in hci_uart_set_flow_control()
273 		status = tty_set_termios(tty, &ktermios);  in hci_uart_set_flow_control()
279 		status = tty->driver->ops->tiocmget(tty);  in hci_uart_set_flow_control()
288 		status = tty->driver->ops->tiocmset(tty, set, clear);  in hci_uart_set_flow_control()
292 		status = tty->driver->ops->tiocmget(tty);  in hci_uart_set_flow_control()
301 		status = tty->driver->ops->tiocmset(tty, set, clear);  in hci_uart_set_flow_control()
305 		ktermios = tty->termios;  in hci_uart_set_flow_control()
307 		status = tty_set_termios(tty, &ktermios);  in hci_uart_set_flow_control()
322 	struct tty_struct *tty = hu->tty;  in hci_uart_init_tty()  local
326 	ktermios = tty->termios;  in hci_uart_init_tty()
336 	tty_set_termios(tty, &ktermios);  in hci_uart_init_tty()
341 	struct tty_struct *tty = hu->tty;  in hci_uart_set_baudrate()  local
344 	ktermios = tty->termios;  in hci_uart_set_baudrate()
349 	tty_set_termios(tty, &ktermios);  in hci_uart_set_baudrate()
352 	       tty->termios.c_ispeed, tty->termios.c_ospeed);  in hci_uart_set_baudrate()
440 static int hci_uart_tty_open(struct tty_struct *tty)  in hci_uart_tty_open()  argument
444 	BT_DBG("tty %p", tty);  in hci_uart_tty_open()
448 	if (tty->ops->write == NULL)  in hci_uart_tty_open()
457 	tty->disc_data = hu;  in hci_uart_tty_open()
458 	hu->tty = tty;  in hci_uart_tty_open()
459 	tty->receive_room = 65536;  in hci_uart_tty_open()
469 	if (tty->ldisc->ops->flush_buffer)  in hci_uart_tty_open()
470 		tty->ldisc->ops->flush_buffer(tty);  in hci_uart_tty_open()
471 	tty_driver_flush_buffer(tty);  in hci_uart_tty_open()
481 static void hci_uart_tty_close(struct tty_struct *tty)  in hci_uart_tty_close()  argument
483 	struct hci_uart *hu = tty->disc_data;  in hci_uart_tty_close()
486 	BT_DBG("tty %p", tty);  in hci_uart_tty_close()
489 	tty->disc_data = NULL;  in hci_uart_tty_close()
520 static void hci_uart_tty_wakeup(struct tty_struct *tty)  in hci_uart_tty_wakeup()  argument
522 	struct hci_uart *hu = tty->disc_data;  in hci_uart_tty_wakeup()
529 	clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);  in hci_uart_tty_wakeup()
531 	if (tty != hu->tty)  in hci_uart_tty_wakeup()
550 static void hci_uart_tty_receive(struct tty_struct *tty, const u8 *data,  in hci_uart_tty_receive()  argument
553 	struct hci_uart *hu = tty->disc_data;  in hci_uart_tty_receive()
555 	if (!hu || tty != hu->tty)  in hci_uart_tty_receive()
569 	tty_unthrottle(tty);  in hci_uart_tty_receive()
602 	SET_HCIDEV_DEV(hdev, hu->tty->dev);  in hci_uart_register_dev()
686 static int hci_uart_tty_ioctl(struct tty_struct *tty, struct file *file,  in hci_uart_tty_ioctl()  argument
689 	struct hci_uart *hu = tty->disc_data;  in hci_uart_tty_ioctl()
732 		err = n_tty_ioctl_helper(tty, file, cmd, arg);  in hci_uart_tty_ioctl()
742 static ssize_t hci_uart_tty_read(struct tty_struct *tty, struct file *file,  in hci_uart_tty_read()  argument
748 static ssize_t hci_uart_tty_write(struct tty_struct *tty, struct file *file,  in hci_uart_tty_write()  argument
754 static unsigned int hci_uart_tty_poll(struct tty_struct *tty,  in hci_uart_tty_poll()  argument