179 static int serial_install(struct tty_driver *driver, struct tty_struct *tty)  in serial_install()  argument
181 	int idx = tty->index;  in serial_install()
198 	retval = tty_port_install(&port->port, driver, tty);  in serial_install()
206 		serial->type->init_termios(tty);  in serial_install()
208 	tty->driver_data = port;  in serial_install()
222 static int serial_port_activate(struct tty_port *tport, struct tty_struct *tty)  in serial_port_activate()  argument
233 		retval = port->serial->type->open(tty, port);  in serial_port_activate()
242 static int serial_open(struct tty_struct *tty, struct file *filp)  in serial_open()  argument
244 	struct usb_serial_port *port = tty->driver_data;  in serial_open()
246 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_open()
248 	return tty_port_open(&port->port, tty, filp);  in serial_open()
271 static void serial_hangup(struct tty_struct *tty)  in serial_hangup()  argument
273 	struct usb_serial_port *port = tty->driver_data;  in serial_hangup()
275 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_hangup()
280 static void serial_close(struct tty_struct *tty, struct file *filp)  in serial_close()  argument
282 	struct usb_serial_port *port = tty->driver_data;  in serial_close()
284 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_close()
286 	tty_port_close(&port->port, tty, filp);  in serial_close()
298 static void serial_cleanup(struct tty_struct *tty)  in serial_cleanup()  argument
300 	struct usb_serial_port *port = tty->driver_data;  in serial_cleanup()
304 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_cleanup()
312 	tty->driver_data = NULL;  in serial_cleanup()
326 static int serial_write(struct tty_struct *tty, const unsigned char *buf,  in serial_write()  argument
329 	struct usb_serial_port *port = tty->driver_data;  in serial_write()
335 	dev_dbg(tty->dev, "%s - %d byte(s)\n", __func__, count);  in serial_write()
337 	retval = port->serial->type->write(tty, port, buf, count);  in serial_write()
344 static int serial_write_room(struct tty_struct *tty)  in serial_write_room()  argument
346 	struct usb_serial_port *port = tty->driver_data;  in serial_write_room()
348 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_write_room()
350 	return port->serial->type->write_room(tty);  in serial_write_room()
353 static int serial_chars_in_buffer(struct tty_struct *tty)  in serial_chars_in_buffer()  argument
355 	struct usb_serial_port *port = tty->driver_data;  in serial_chars_in_buffer()
358 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_chars_in_buffer()
363 	return serial->type->chars_in_buffer(tty);  in serial_chars_in_buffer()
366 static void serial_wait_until_sent(struct tty_struct *tty, int timeout)  in serial_wait_until_sent()  argument
368 	struct usb_serial_port *port = tty->driver_data;  in serial_wait_until_sent()
371 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_wait_until_sent()
378 		port->serial->type->wait_until_sent(tty, timeout);  in serial_wait_until_sent()
382 static void serial_throttle(struct tty_struct *tty)  in serial_throttle()  argument
384 	struct usb_serial_port *port = tty->driver_data;  in serial_throttle()
386 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_throttle()
389 		port->serial->type->throttle(tty);  in serial_throttle()
392 static void serial_unthrottle(struct tty_struct *tty)  in serial_unthrottle()  argument
394 	struct usb_serial_port *port = tty->driver_data;  in serial_unthrottle()
396 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_unthrottle()
399 		port->serial->type->unthrottle(tty);  in serial_unthrottle()
402 static int serial_ioctl(struct tty_struct *tty,  in serial_ioctl()  argument
405 	struct usb_serial_port *port = tty->driver_data;  in serial_ioctl()
408 	dev_dbg(tty->dev, "%s - cmd 0x%04x\n", __func__, cmd);  in serial_ioctl()
413 			retval = port->serial->type->tiocmiwait(tty, arg);  in serial_ioctl()
417 			retval = port->serial->type->ioctl(tty, cmd, arg);  in serial_ioctl()
423 static void serial_set_termios(struct tty_struct *tty, struct ktermios *old)  in serial_set_termios()  argument
425 	struct usb_serial_port *port = tty->driver_data;  in serial_set_termios()
427 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_set_termios()
430 		port->serial->type->set_termios(tty, port, old);  in serial_set_termios()
432 		tty_termios_copy_hw(&tty->termios, old);  in serial_set_termios()
435 static int serial_break(struct tty_struct *tty, int break_state)  in serial_break()  argument
437 	struct usb_serial_port *port = tty->driver_data;  in serial_break()
439 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_break()
442 		port->serial->type->break_ctl(tty, break_state);  in serial_break()
495 static int serial_tiocmget(struct tty_struct *tty)  in serial_tiocmget()  argument
497 	struct usb_serial_port *port = tty->driver_data;  in serial_tiocmget()
499 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_tiocmget()
502 		return port->serial->type->tiocmget(tty);  in serial_tiocmget()
506 static int serial_tiocmset(struct tty_struct *tty,  in serial_tiocmset()  argument
509 	struct usb_serial_port *port = tty->driver_data;  in serial_tiocmset()
511 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_tiocmset()
514 		return port->serial->type->tiocmset(tty, set, clear);  in serial_tiocmset()
518 static int serial_get_icount(struct tty_struct *tty,  in serial_get_icount()  argument
521 	struct usb_serial_port *port = tty->driver_data;  in serial_get_icount()
523 	dev_dbg(tty->dev, "%s\n", __func__);  in serial_get_icount()
526 		return port->serial->type->get_icount(tty, icount);  in serial_get_icount()
1097 	struct tty_struct *tty;  in usb_serial_disconnect()  local
1108 		tty = tty_port_tty_get(&port->port);  in usb_serial_disconnect()
1109 		if (tty) {  in usb_serial_disconnect()
1110 			tty_vhangup(tty);  in usb_serial_disconnect()
1111 			tty_kref_put(tty);  in usb_serial_disconnect()