454 static int ehv_bc_tty_write(struct tty_struct *ttys, const unsigned char *s,  in ehv_bc_tty_write()  argument
457 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_write()
494 static int ehv_bc_tty_open(struct tty_struct *ttys, struct file *filp)  in ehv_bc_tty_open()  argument
496 	struct ehv_bc_data *bc = &bcs[ttys->index];  in ehv_bc_tty_open()
501 	return tty_port_open(&bc->port, ttys, filp);  in ehv_bc_tty_open()
509 static void ehv_bc_tty_close(struct tty_struct *ttys, struct file *filp)  in ehv_bc_tty_close()  argument
511 	struct ehv_bc_data *bc = &bcs[ttys->index];  in ehv_bc_tty_close()
514 		tty_port_close(&bc->port, ttys, filp);  in ehv_bc_tty_close()
524 static int ehv_bc_tty_write_room(struct tty_struct *ttys)  in ehv_bc_tty_write_room()  argument
526 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_write_room()
549 static void ehv_bc_tty_throttle(struct tty_struct *ttys)  in ehv_bc_tty_throttle()  argument
551 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_throttle()
563 static void ehv_bc_tty_unthrottle(struct tty_struct *ttys)  in ehv_bc_tty_unthrottle()  argument
565 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_unthrottle()
573 static void ehv_bc_tty_hangup(struct tty_struct *ttys)  in ehv_bc_tty_hangup()  argument
575 	struct ehv_bc_data *bc = ttys->driver_data;  in ehv_bc_tty_hangup()
606 				    struct tty_struct *ttys)  in ehv_bc_tty_port_activate()  argument
611 	ttys->driver_data = bc;  in ehv_bc_tty_port_activate()