67 	return tty_chars_in_buffer(priv->tty);  in irtty_chars_in_buffer()
90 	struct tty_struct *tty;  in irtty_wait_until_sent()  local
95 	tty = priv->tty;  in irtty_wait_until_sent()
96 	if (tty->ops->wait_until_sent) {  in irtty_wait_until_sent()
97 		tty->ops->wait_until_sent(tty, msecs_to_jiffies(100));  in irtty_wait_until_sent()
117 	struct tty_struct *tty;  in irtty_change_speed()  local
124 	tty = priv->tty;  in irtty_change_speed()
126 	mutex_lock(&tty->termios_mutex);  in irtty_change_speed()
127 	old_termios = *(tty->termios);  in irtty_change_speed()
128 	cflag = tty->termios->c_cflag;  in irtty_change_speed()
129 	tty_encode_baud_rate(tty, speed, speed);  in irtty_change_speed()
130 	if (tty->ops->set_termios)  in irtty_change_speed()
131 		tty->ops->set_termios(tty, &old_termios);  in irtty_change_speed()
133 	mutex_unlock(&tty->termios_mutex);  in irtty_change_speed()
169 	IRDA_ASSERT(priv->tty->ops->tiocmset != NULL, return -1;);  in irtty_set_dtr_rts()
170 	priv->tty->ops->tiocmset(priv->tty, NULL, set, clear);  in irtty_set_dtr_rts()
185 	struct tty_struct *tty;  in irtty_do_write()  local
191 	tty = priv->tty;  in irtty_do_write()
192 	if (!tty->ops->write)  in irtty_do_write()
194 	set_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);  in irtty_do_write()
195 	writelen = tty_write_room(tty);  in irtty_do_write()
198 	return tty->ops->write(tty, ptr, writelen);  in irtty_do_write()
219 static void irtty_receive_buf(struct tty_struct *tty, const unsigned char *cp,  in irtty_receive_buf()  argument
223 	struct sirtty_cb *priv = tty->disc_data;  in irtty_receive_buf()
259 static void irtty_write_wakeup(struct tty_struct *tty)   in irtty_write_wakeup()  argument
261 	struct sirtty_cb *priv = tty->disc_data;  in irtty_write_wakeup()
266 	clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);  in irtty_write_wakeup()
278 static inline void irtty_stop_receiver(struct tty_struct *tty, int stop)  in irtty_stop_receiver()  argument
283 	mutex_lock(&tty->termios_mutex);  in irtty_stop_receiver()
284 	old_termios = *(tty->termios);  in irtty_stop_receiver()
285 	cflag = tty->termios->c_cflag;  in irtty_stop_receiver()
292 	tty->termios->c_cflag = cflag;  in irtty_stop_receiver()
293 	if (tty->ops->set_termios)  in irtty_stop_receiver()
294 		tty->ops->set_termios(tty, &old_termios);  in irtty_stop_receiver()
295 	mutex_unlock(&tty->termios_mutex);  in irtty_stop_receiver()
308 	struct tty_struct *tty;  in irtty_start_dev()  local
319 	tty = priv->tty;  in irtty_start_dev()
321 	if (tty->ops->start)  in irtty_start_dev()
322 		tty->ops->start(tty);  in irtty_start_dev()
324 	irtty_stop_receiver(tty, FALSE);  in irtty_start_dev()
335 	struct tty_struct *tty;  in irtty_stop_dev()  local
346 	tty = priv->tty;  in irtty_stop_dev()
349 	irtty_stop_receiver(tty, TRUE);  in irtty_stop_dev()
350 	if (tty->ops->stop)  in irtty_stop_dev()
351 		tty->ops->stop(tty);  in irtty_stop_dev()
380 static int irtty_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long a…  in irtty_ioctl()  argument
384 	struct sirtty_cb *priv = tty->disc_data;  in irtty_ioctl()
411 		err = tty_mode_ioctl(tty, file, cmd, arg);  in irtty_ioctl()
425 static int irtty_open(struct tty_struct *tty)   in irtty_open()  argument
434 	if (tty->disc_data != NULL) {  in irtty_open()
435 		priv = tty->disc_data;  in irtty_open()
440 		tty->disc_data = NULL;		/* ### */  in irtty_open()
444 	irtty_stop_receiver(tty, TRUE);  in irtty_open()
445 	if (tty->ops->stop)  in irtty_open()
446 		tty->ops->stop(tty);  in irtty_open()
448 	tty_driver_flush_buffer(tty);  in irtty_open()
454 	dev = sirdev_get_instance(&sir_tty_drv, tty->name);  in irtty_open()
466 	priv->tty = tty;  in irtty_open()
473 	tty->disc_data = priv;  in irtty_open()
474 	tty->receive_room = 65536;  in irtty_open()
478 	IRDA_DEBUG(0, "%s - %s: irda line discipline opened\n", __func__, tty->name);  in irtty_open()
495 static void irtty_close(struct tty_struct *tty)   in irtty_close()  argument
497 	struct sirtty_cb *priv = tty->disc_data;  in irtty_close()
518 	tty->disc_data = NULL;  in irtty_close()
523 	irtty_stop_receiver(tty, TRUE);  in irtty_close()
524 	clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);  in irtty_close()
525 	if (tty->ops->stop)  in irtty_close()
526 		tty->ops->stop(tty);  in irtty_close()
530 	IRDA_DEBUG(0, "%s - %s: irda line discipline closed\n", __func__, tty->name);  in irtty_close()