845 static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port)  in mos7840_open()  argument
1124 static int mos7840_chars_in_buffer(struct tty_struct *tty)  in mos7840_chars_in_buffer()  argument
1126 	struct usb_serial_port *port = tty->driver_data;  in mos7840_chars_in_buffer()
1221 static void mos7840_break(struct tty_struct *tty, int break_state)  in mos7840_break()  argument
1223 	struct usb_serial_port *port = tty->driver_data;  in mos7840_break()
1260 static int mos7840_write_room(struct tty_struct *tty)  in mos7840_write_room()  argument
1262 	struct usb_serial_port *port = tty->driver_data;  in mos7840_write_room()
1296 static int mos7840_write(struct tty_struct *tty, struct usb_serial_port *port,  in mos7840_write()  argument
1401 static void mos7840_throttle(struct tty_struct *tty)  in mos7840_throttle()  argument
1403 	struct usb_serial_port *port = tty->driver_data;  in mos7840_throttle()
1421 	if (I_IXOFF(tty)) {  in mos7840_throttle()
1422 		unsigned char stop_char = STOP_CHAR(tty);  in mos7840_throttle()
1423 		status = mos7840_write(tty, port, &stop_char, 1);  in mos7840_throttle()
1428 	if (tty->termios.c_cflag & CRTSCTS) {  in mos7840_throttle()
1443 static void mos7840_unthrottle(struct tty_struct *tty)  in mos7840_unthrottle()  argument
1445 	struct usb_serial_port *port = tty->driver_data;  in mos7840_unthrottle()
1461 	if (I_IXOFF(tty)) {  in mos7840_unthrottle()
1462 		unsigned char start_char = START_CHAR(tty);  in mos7840_unthrottle()
1463 		status = mos7840_write(tty, port, &start_char, 1);  in mos7840_unthrottle()
1469 	if (tty->termios.c_cflag & CRTSCTS) {  in mos7840_unthrottle()
1478 static int mos7840_tiocmget(struct tty_struct *tty)  in mos7840_tiocmget()  argument
1480 	struct usb_serial_port *port = tty->driver_data;  in mos7840_tiocmget()
1510 static int mos7840_tiocmset(struct tty_struct *tty,  in mos7840_tiocmset()  argument
1513 	struct usb_serial_port *port = tty->driver_data;  in mos7840_tiocmset()
1702 static void mos7840_change_port_settings(struct tty_struct *tty,  in mos7840_change_port_settings()  argument
1738 	cflag = tty->termios.c_cflag;  in mos7840_change_port_settings()
1739 	iflag = tty->termios.c_iflag;  in mos7840_change_port_settings()
1830 	baud = tty_get_baud_rate(tty);  in mos7840_change_port_settings()
1864 static void mos7840_set_termios(struct tty_struct *tty,  in mos7840_set_termios()  argument
1893 	cflag = tty->termios.c_cflag;  in mos7840_set_termios()
1896 		tty->termios.c_cflag, RELEVANT_IFLAG(tty->termios.c_iflag));  in mos7840_set_termios()
1902 	mos7840_change_port_settings(tty, mos7840_port, old_termios);  in mos7840_set_termios()
1931 static int mos7840_get_lsr_info(struct tty_struct *tty,  in mos7840_get_lsr_info()  argument
1937 	count = mos7840_chars_in_buffer(tty);  in mos7840_get_lsr_info()
1984 static int mos7840_ioctl(struct tty_struct *tty,  in mos7840_ioctl()  argument
1987 	struct usb_serial_port *port = tty->driver_data;  in mos7840_ioctl()
2004 		return mos7840_get_lsr_info(tty, argp);  in mos7840_ioctl()