/* This routine is called by the upper-layer tty layer to signal that  */
static void isdn_tty_throttle(struct tty_struct *tty)
/* This routine is called by the upper-layer tty layer to signal that  */
static void isdn_tty_throttle(struct tty_struct *tty)
{
	modem_info *info = (modem_info *) tty->driver_data;
	if (isdn_tty_paranoia_check(info, tty->name, "isdn_tty_throttle"))
		return;
	if (I_IXOFF(tty))
		info->x_char = STOP_CHAR(tty);
	info->mcr &= ~UART_MCR_RTS;
}