203 static struct tty_driver *hvcs_tty_driver;  variable
1477 	hvcs_tty_driver = alloc_tty_driver(num_ttys_to_alloc);  in hvcs_initialize()
1478 	if (!hvcs_tty_driver) {  in hvcs_initialize()
1488 	hvcs_tty_driver->driver_name = hvcs_driver_name;  in hvcs_initialize()
1489 	hvcs_tty_driver->name = hvcs_device_node;  in hvcs_initialize()
1496 	hvcs_tty_driver->minor_start = HVCS_MINOR_START;  in hvcs_initialize()
1497 	hvcs_tty_driver->type = TTY_DRIVER_TYPE_SYSTEM;  in hvcs_initialize()
1504 	hvcs_tty_driver->init_termios = hvcs_tty_termios;  in hvcs_initialize()
1505 	hvcs_tty_driver->flags = TTY_DRIVER_REAL_RAW;  in hvcs_initialize()
1507 	tty_set_operations(hvcs_tty_driver, &hvcs_ops);  in hvcs_initialize()
1513 	if (tty_register_driver(hvcs_tty_driver)) {  in hvcs_initialize()
1537 	tty_unregister_driver(hvcs_tty_driver);  in hvcs_initialize()
1541 	put_tty_driver(hvcs_tty_driver);  in hvcs_initialize()
1542 	hvcs_tty_driver = NULL;  in hvcs_initialize()
1590 	tty_unregister_driver(hvcs_tty_driver);  in hvcs_module_exit()
1594 	put_tty_driver(hvcs_tty_driver);  in hvcs_module_exit()