87 static void ch341_set_termios(struct tty_struct *tty,
310 static int ch341_open(struct tty_struct *tty, struct usb_serial_port *port)  in ch341_open()  argument
320 	if (tty)  in ch341_open()
321 		ch341_set_termios(tty, port, NULL);  in ch341_open()
331 	r = usb_serial_generic_open(tty, port);  in ch341_open()
339 static void ch341_set_termios(struct tty_struct *tty,  in ch341_set_termios()  argument
346 	baud_rate = tty_get_baud_rate(tty);  in ch341_set_termios()
370 static void ch341_break_ctl(struct tty_struct *tty, int break_state)  in ch341_break_ctl()  argument
374 	struct usb_serial_port *port = tty->driver_data;  in ch341_break_ctl()
413 static int ch341_tiocmset(struct tty_struct *tty,  in ch341_tiocmset()  argument
416 	struct usb_serial_port *port = tty->driver_data;  in ch341_tiocmset()
440 	struct tty_struct *tty;  in ch341_update_line_status()  local
469 		tty = tty_port_tty_get(&port->port);  in ch341_update_line_status()
470 		if (tty) {  in ch341_update_line_status()
471 			usb_serial_handle_dcd_change(port, tty,  in ch341_update_line_status()
473 			tty_kref_put(tty);  in ch341_update_line_status()
514 static int ch341_tiocmget(struct tty_struct *tty)  in ch341_tiocmget()  argument
516 	struct usb_serial_port *port = tty->driver_data;  in ch341_tiocmget()