611 static void digi_rx_throttle(struct tty_struct *tty)  in digi_rx_throttle()
625 static void digi_rx_unthrottle(struct tty_struct *tty)  in digi_rx_unthrottle()
651 static void digi_set_termios(struct tty_struct *tty,  in digi_set_termios()
840 static void digi_break_ctl(struct tty_struct *tty, int break_state)  in digi_break_ctl()
853 static int digi_tiocmget(struct tty_struct *tty)  in digi_tiocmget()
867 static int digi_tiocmset(struct tty_struct *tty,  in digi_tiocmset()
882 static int digi_write(struct tty_struct *tty, struct usb_serial_port *port,  in digi_write()
1023 static int digi_write_room(struct tty_struct *tty)  in digi_write_room()
1043 static int digi_chars_in_buffer(struct tty_struct *tty)  in digi_chars_in_buffer()
1067 static int digi_open(struct tty_struct *tty, struct usb_serial_port *port)  in digi_open()
1451 	struct tty_struct *tty;  in digi_read_oob_callback()  local