static int ti_tiocmset(struct usb_serial_port *port, struct file *file,
unsigned int set, unsigned int clear);
static void ti_break(struct usb_serial_port *port, int break_state);
static int ti_tiocmset(struct usb_serial_port *port, struct file *file,
unsigned int set, unsigned int clear);
static void ti_break(struct usb_serial_port *port, int break_state);