struct ioc4_port *port = get_ioc4_port(the_port);
ic4_set_termios(struct uart_port *the_port,		struct termios *termios, struct termios *old_termios){	struct ioc4_port *port = get_ioc4_port(the_port);	unsigned long port_flags;	spin_lock_irqsave(&port->ip_lock, port_flags);	ioc4_change_speed(the_port, termios, old_termios);	spin_unlock_irqrestore(&port->ip_lock, port_flags);}