458 static int ehv_bc_tty_write(struct tty_struct *ttys, const unsigned char *s,  in ehv_bc_tty_write()  argument
461 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_write()
498 static int ehv_bc_tty_open(struct tty_struct *ttys, struct file *filp)  in ehv_bc_tty_open()  argument
500 	struct ehv_bc_data *bc = &bcs[ttys->index];  in ehv_bc_tty_open()
505 	return tty_port_open(&bc->port, ttys, filp);  in ehv_bc_tty_open()
513 static void ehv_bc_tty_close(struct tty_struct *ttys, struct file *filp)  in ehv_bc_tty_close()  argument
515 	struct ehv_bc_data *bc = &bcs[ttys->index];  in ehv_bc_tty_close()
518 		tty_port_close(&bc->port, ttys, filp);  in ehv_bc_tty_close()
528 static int ehv_bc_tty_write_room(struct tty_struct *ttys)  in ehv_bc_tty_write_room()  argument
530 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_write_room()
553 static void ehv_bc_tty_throttle(struct tty_struct *ttys)  in ehv_bc_tty_throttle()  argument
555 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_throttle()
567 static void ehv_bc_tty_unthrottle(struct tty_struct *ttys)  in ehv_bc_tty_unthrottle()  argument
569 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_unthrottle()
577 static void ehv_bc_tty_hangup(struct tty_struct *ttys)  in ehv_bc_tty_hangup()  argument
579 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_hangup()
610 				    struct tty_struct *ttys)  in ehv_bc_tty_port_activate()  argument
615 	ttys->driver_data = bc;  in ehv_bc_tty_port_activate()