310 	int rv = 0;  in vcc_ldc_read()  local
314 		rv = ldc_rx_reset(vio->lp);  in vcc_ldc_read()
315 		vccdbg("VCC: reset rx q: rv=%d\n", rv);  in vcc_ldc_read()
328 		rv = ldc_read(vio->lp, &pkt, sizeof(pkt));  in vcc_ldc_read()
329 		if (rv <= 0)  in vcc_ldc_read()
332 		vccdbg("VCC: ldc_read()=%d\n", rv);  in vcc_ldc_read()
345 			rv = -ECONNRESET;  in vcc_ldc_read()
349 		WARN_ON(rv != LDC_PACKET_SIZE);  in vcc_ldc_read()
353 	return rv;  in vcc_ldc_read()
361 	int rv;  in vcc_rx_timer()  local
373 	rv = vcc_ldc_read(port);  in vcc_rx_timer()
374 	if (rv == -ECONNRESET)  in vcc_rx_timer()
388 	int rv;  in vcc_tx_timer()  local
405 	rv = ldc_write(port->vio.lp, pkt, (VIO_TAG_SIZE + tosend));  in vcc_tx_timer()
406 	WARN_ON(!rv);  in vcc_tx_timer()
408 	if (rv < 0) {  in vcc_tx_timer()
409 		vccdbg("VCC: ldc_write()=%d\n", rv);  in vcc_tx_timer()
436 	int rv;  in vcc_event()  local
450 		rv = vcc_ldc_read(port);  in vcc_event()
451 		if (rv == -ECONNRESET)  in vcc_event()
481 	int rv;  in domain_show()  local
487 	rv = scnprintf(buf, PAGE_SIZE, "%s\n", port->domain);  in domain_show()
489 	return rv;  in domain_show()
495 	int rv;  in vcc_send_ctl()  local
501 	rv = ldc_write(port->vio.lp, &pkt, sizeof(pkt.tag));  in vcc_send_ctl()
502 	WARN_ON(!rv);  in vcc_send_ctl()
503 	vccdbg("VCC: ldc_write(%ld)=%d\n", sizeof(pkt.tag), rv);  in vcc_send_ctl()
505 	return rv;  in vcc_send_ctl()
514 	int rv = count;  in break_store()  local
524 		rv = -EINVAL;  in break_store()
530 	return rv;  in break_store()
567 	int rv;  in vcc_probe()  local
582 		rv = -ENOMEM;  in vcc_probe()
586 	rv = vio_driver_init(&port->vio, vdev, VDEV_CONSOLE_CON, vcc_versions,  in vcc_probe()
588 	if (rv)  in vcc_probe()
594 	rv = vio_ldc_alloc(&port->vio, &vcc_ldc_cfg, port);  in vcc_probe()
595 	if (rv)  in vcc_probe()
603 		rv = -ENOMEM;  in vcc_probe()
610 		rv = PTR_ERR(dev);  in vcc_probe()
618 		rv = -ENXIO;  in vcc_probe()
625 		rv = -ENXIO;  in vcc_probe()
631 		rv = -ENOMEM;  in vcc_probe()
638 	rv = sysfs_create_group(&vdev->dev.kobj, &vcc_attribute_group);  in vcc_probe()
639 	if (rv)  in vcc_probe()
669 	return rv;  in vcc_probe()
824 	int rv = -EINVAL;  in vcc_write()  local
858 		rv = ldc_write(port->vio.lp, pkt, (VIO_TAG_SIZE + tosend));  in vcc_write()
860 		       (VIO_TAG_SIZE + tosend), rv);  in vcc_write()
864 		if (rv < 0) {  in vcc_write()
876 	vccdbg("VCC: write: total=%d rv=%d", total_sent, rv);  in vcc_write()
878 	return total_sent ? total_sent : rv;  in vcc_write()
1021 	int rv;  in vcc_tty_init()  local
1038 	rv = tty_register_driver(vcc_tty_driver);  in vcc_tty_init()
1039 	if (rv) {  in vcc_tty_init()
1043 		return rv;  in vcc_tty_init()
1062 	int rv;  in vcc_init()  local
1064 	rv = vcc_tty_init();  in vcc_init()
1065 	if (rv) {  in vcc_init()
1067 		return rv;  in vcc_init()
1070 	rv = vio_register_driver(&vcc_driver);  in vcc_init()
1071 	if (rv) {  in vcc_init()
1078 	return rv;  in vcc_init()