55 	int r = 0;  in nfc_hci_msg_tx_work()  local
85 		r = nfc_llc_xmit_from_hci(hdev->llc, skb);  in nfc_hci_msg_tx_work()
86 		if (r < 0) {  in nfc_hci_msg_tx_work()
90 				msg->cb(msg->cb_context, NULL, r);  in nfc_hci_msg_tx_work()
96 	if (r)  in nfc_hci_msg_tx_work()
196 	int r;  in nfc_hci_target_discovered()  local
206 		r = nfc_hci_get_param(hdev, NFC_HCI_RF_READER_A_GATE,  in nfc_hci_target_discovered()
208 		if (r < 0)  in nfc_hci_target_discovered()
211 		r = nfc_hci_get_param(hdev, NFC_HCI_RF_READER_A_GATE,  in nfc_hci_target_discovered()
213 		if (r < 0)  in nfc_hci_target_discovered()
217 			r = -EPROTO;  in nfc_hci_target_discovered()
224 			r = -EPROTO;  in nfc_hci_target_discovered()
231 		r = nfc_hci_get_param(hdev, NFC_HCI_RF_READER_A_GATE,  in nfc_hci_target_discovered()
233 		if (r < 0)  in nfc_hci_target_discovered()
237 			r = -EPROTO;  in nfc_hci_target_discovered()
245 			r = hdev->ops->complete_target_discovered(hdev, gate,  in nfc_hci_target_discovered()
247 			if (r < 0)  in nfc_hci_target_discovered()
256 			r = hdev->ops->target_from_gate(hdev, gate, targets);  in nfc_hci_target_discovered()
258 			r = -EPROTO;  in nfc_hci_target_discovered()
259 		if (r < 0)  in nfc_hci_target_discovered()
263 			r = hdev->ops->complete_target_discovered(hdev, gate,  in nfc_hci_target_discovered()
265 			if (r < 0)  in nfc_hci_target_discovered()
275 	r = nfc_targets_found(hdev->ndev, targets, 1);  in nfc_hci_target_discovered()
283 	return r;  in nfc_hci_target_discovered()
290 	int r = 0;  in nfc_hci_event_received()  local
299 		r = hdev->ops->event_received(hdev, gate, event, skb);  in nfc_hci_event_received()
300 		if (r <= 0)  in nfc_hci_event_received()
307 			r = -EPROTO;  in nfc_hci_event_received()
322 			r = -EPROTO;  in nfc_hci_event_received()
326 		r = nfc_hci_target_discovered(hdev, gate);  in nfc_hci_event_received()
330 		r = -EINVAL;  in nfc_hci_event_received()
338 	if (r)  in nfc_hci_event_received()
339 		nfc_hci_driver_failure(hdev, r);  in nfc_hci_event_received()
352 	int r;  in hci_dev_connect_gates()  local
354 		r = nfc_hci_connect_gate(hdev, NFC_HCI_HOST_CONTROLLER_ID,  in hci_dev_connect_gates()
356 		if (r < 0)  in hci_dev_connect_gates()
357 			return r;  in hci_dev_connect_gates()
367 	int r;  in hci_dev_session_init()  local
372 	r = nfc_hci_connect_gate(hdev, NFC_HCI_HOST_CONTROLLER_ID,  in hci_dev_session_init()
375 	if (r < 0)  in hci_dev_session_init()
378 	r = nfc_hci_get_param(hdev, NFC_HCI_ADMIN_GATE,  in hci_dev_session_init()
380 	if (r < 0)  in hci_dev_session_init()
388 		r = hdev->ops->load_session(hdev);  in hci_dev_session_init()
390 		if (r < 0)  in hci_dev_session_init()
394 		r = nfc_hci_disconnect_all_gates(hdev);  in hci_dev_session_init()
395 		if (r < 0)  in hci_dev_session_init()
398 		r = hci_dev_connect_gates(hdev, hdev->init_data.gate_count,  in hci_dev_session_init()
400 		if (r < 0)  in hci_dev_session_init()
403 		r = nfc_hci_set_param(hdev, NFC_HCI_ADMIN_GATE,  in hci_dev_session_init()
408 	if (r == 0)  in hci_dev_session_init()
417 	return r;  in hci_dev_session_init()
422 	int r;  in hci_dev_version()  local
425 	r = nfc_hci_get_param(hdev, NFC_HCI_ID_MGMT_GATE,  in hci_dev_version()
427 	if (r == -EOPNOTSUPP) {  in hci_dev_version()
431 	if (r < 0)  in hci_dev_version()
432 		return r;  in hci_dev_version()
446 	r = nfc_hci_get_param(hdev, NFC_HCI_ID_MGMT_GATE,  in hci_dev_version()
448 	if (r < 0)  in hci_dev_version()
449 		return r;  in hci_dev_version()
482 	int r = 0;  in hci_dev_up()  local
485 		r = hdev->ops->open(hdev);  in hci_dev_up()
486 		if (r < 0)  in hci_dev_up()
487 			return r;  in hci_dev_up()
490 	r = nfc_llc_start(hdev->llc);  in hci_dev_up()
491 	if (r < 0)  in hci_dev_up()
494 	r = hci_dev_session_init(hdev);  in hci_dev_up()
495 	if (r < 0)  in hci_dev_up()
498 	r = nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE,  in hci_dev_up()
500 	if (r < 0)  in hci_dev_up()
504 		r = hdev->ops->hci_ready(hdev);  in hci_dev_up()
505 		if (r < 0)  in hci_dev_up()
509 	r = hci_dev_version(hdev);  in hci_dev_up()
510 	if (r < 0)  in hci_dev_up()
522 	return r;  in hci_dev_up()
626 	int r;  in hci_transceive()  local
634 			r = hdev->ops->im_transceive(hdev, target, skb, cb,  in hci_transceive()
636 			if (r <= 0)	/* handled */  in hci_transceive()
646 		r = nfc_hci_send_cmd_async(hdev, target->hci_reader_gate,  in hci_transceive()
652 			r = hdev->ops->im_transceive(hdev, target, skb, cb,  in hci_transceive()
654 			if (r == 1)  in hci_transceive()
655 				r = -ENOTSUPP;  in hci_transceive()
657 			r = -ENOTSUPP;  in hci_transceive()
664 	return r;  in hci_transceive()