42 struct nci_conn_info *nci_get_conn_info_by_conn_id(struct nci_dev *ndev,  in nci_get_conn_info_by_conn_id()  argument
47 	list_for_each_entry(conn_info, &ndev->conn_info_list, list) {  in nci_get_conn_info_by_conn_id()
55 int nci_get_conn_info_by_dest_type_params(struct nci_dev *ndev, u8 dest_type,  in nci_get_conn_info_by_dest_type_params()  argument
60 	list_for_each_entry(conn_info, &ndev->conn_info_list, list) {  in nci_get_conn_info_by_dest_type_params()
77 void nci_req_complete(struct nci_dev *ndev, int result)  in nci_req_complete()  argument
79 	if (ndev->req_status == NCI_REQ_PEND) {  in nci_req_complete()
80 		ndev->req_result = result;  in nci_req_complete()
81 		ndev->req_status = NCI_REQ_DONE;  in nci_req_complete()
82 		complete(&ndev->req_completion);  in nci_req_complete()
87 static void nci_req_cancel(struct nci_dev *ndev, int err)  in nci_req_cancel()  argument
89 	if (ndev->req_status == NCI_REQ_PEND) {  in nci_req_cancel()
90 		ndev->req_result = err;  in nci_req_cancel()
91 		ndev->req_status = NCI_REQ_CANCELED;  in nci_req_cancel()
92 		complete(&ndev->req_completion);  in nci_req_cancel()
97 static int __nci_request(struct nci_dev *ndev,  in __nci_request()  argument
98 			 void (*req)(struct nci_dev *ndev, const void *opt),  in __nci_request()  argument
104 	ndev->req_status = NCI_REQ_PEND;  in __nci_request()
106 	reinit_completion(&ndev->req_completion);  in __nci_request()
107 	req(ndev, opt);  in __nci_request()
109 		wait_for_completion_interruptible_timeout(&ndev->req_completion,  in __nci_request()
115 		switch (ndev->req_status) {  in __nci_request()
117 			rc = nci_to_errno(ndev->req_result);  in __nci_request()
121 			rc = -ndev->req_result;  in __nci_request()
135 	ndev->req_status = ndev->req_result = 0;  in __nci_request()
140 inline int nci_request(struct nci_dev *ndev,  in nci_request()  argument
141 		       void (*req)(struct nci_dev *ndev,  in nci_request()  argument
148 	mutex_lock(&ndev->req_lock);  in nci_request()
152 	if (test_bit(NCI_UP, &ndev->flags))  in nci_request()
153 		rc = __nci_request(ndev, req, opt, timeout);  in nci_request()
156 	mutex_unlock(&ndev->req_lock);  in nci_request()
161 static void nci_reset_req(struct nci_dev *ndev, const void *opt)  in nci_reset_req()  argument
166 	nci_send_cmd(ndev, NCI_OP_CORE_RESET_CMD, 1, &cmd);  in nci_reset_req()
169 static void nci_init_req(struct nci_dev *ndev, const void *opt)  in nci_init_req()  argument
176 	nci_send_cmd(ndev, NCI_OP_CORE_INIT_CMD, plen, opt);  in nci_init_req()
179 static void nci_init_complete_req(struct nci_dev *ndev, const void *opt)  in nci_init_complete_req()  argument
190 	for (i = 0; i < ndev->num_supported_rf_interfaces; i++) {  in nci_init_complete_req()
191 		if (ndev->supported_rf_interfaces[i] ==  in nci_init_complete_req()
198 		} else if (ndev->supported_rf_interfaces[i] ==  in nci_init_complete_req()
211 	nci_send_cmd(ndev, NCI_OP_RF_DISCOVER_MAP_CMD,  in nci_init_complete_req()
221 static void nci_set_config_req(struct nci_dev *ndev, const void *opt)  in nci_set_config_req()  argument
233 	nci_send_cmd(ndev, NCI_OP_CORE_SET_CONFIG_CMD, (3 + param->len), &cmd);  in nci_set_config_req()
241 static void nci_rf_discover_req(struct nci_dev *ndev, const void *opt)  in nci_rf_discover_req()  argument
296 	nci_send_cmd(ndev, NCI_OP_RF_DISCOVER_CMD,  in nci_rf_discover_req()
306 static void nci_rf_discover_select_req(struct nci_dev *ndev, const void *opt)  in nci_rf_discover_select_req()  argument
328 	nci_send_cmd(ndev, NCI_OP_RF_DISCOVER_SELECT_CMD,  in nci_rf_discover_select_req()
332 static void nci_rf_deactivate_req(struct nci_dev *ndev, const void *opt)  in nci_rf_deactivate_req()  argument
338 	nci_send_cmd(ndev, NCI_OP_RF_DEACTIVATE_CMD,  in nci_rf_deactivate_req()
348 static void nci_generic_req(struct nci_dev *ndev, const void *opt)  in nci_generic_req()  argument
352 	nci_send_cmd(ndev, param->opcode, param->len, param->payload);  in nci_generic_req()
355 int nci_prop_cmd(struct nci_dev *ndev, __u8 oid, size_t len, const __u8 *payload)  in nci_prop_cmd()  argument
363 	return __nci_request(ndev, nci_generic_req, &param,  in nci_prop_cmd()
368 int nci_core_cmd(struct nci_dev *ndev, __u16 opcode, size_t len,  in nci_core_cmd()  argument
377 	return __nci_request(ndev, nci_generic_req, &param,  in nci_core_cmd()
382 int nci_core_reset(struct nci_dev *ndev)  in nci_core_reset()  argument
384 	return __nci_request(ndev, nci_reset_req, (void *)0,  in nci_core_reset()
389 int nci_core_init(struct nci_dev *ndev)  in nci_core_init()  argument
391 	return __nci_request(ndev, nci_init_req, (void *)0,  in nci_core_init()
401 static void nci_send_data_req(struct nci_dev *ndev, const void *opt)  in nci_send_data_req()  argument
405 	nci_send_data(ndev, data->conn_id, data->data);  in nci_send_data_req()
410 	struct nci_dev *ndev = (struct nci_dev *)context;  in nci_nfcc_loopback_cb()  local
413 	conn_info = nci_get_conn_info_by_conn_id(ndev, ndev->cur_conn_id);  in nci_nfcc_loopback_cb()
415 		nci_req_complete(ndev, NCI_STATUS_REJECTED);  in nci_nfcc_loopback_cb()
421 	nci_req_complete(ndev, NCI_STATUS_OK);  in nci_nfcc_loopback_cb()
424 int nci_nfcc_loopback(struct nci_dev *ndev, const void *data, size_t data_len,  in nci_nfcc_loopback()  argument
431 	int conn_id = nci_get_conn_info_by_dest_type_params(ndev,  in nci_nfcc_loopback()
435 		r = nci_core_conn_create(ndev, NCI_DESTINATION_NFCC_LOOPBACK,  in nci_nfcc_loopback()
440 		conn_id = nci_get_conn_info_by_dest_type_params(ndev,  in nci_nfcc_loopback()
445 	conn_info = nci_get_conn_info_by_conn_id(ndev, conn_id);  in nci_nfcc_loopback()
451 	conn_info->data_exchange_cb_context = ndev;  in nci_nfcc_loopback()
453 	skb = nci_skb_alloc(ndev, NCI_DATA_HDR_SIZE + data_len, GFP_KERNEL);  in nci_nfcc_loopback()
463 	ndev->cur_conn_id = conn_id;  in nci_nfcc_loopback()
464 	r = nci_request(ndev, nci_send_data_req, &loopback_data,  in nci_nfcc_loopback()
473 static int nci_open_device(struct nci_dev *ndev)  in nci_open_device()  argument
477 	mutex_lock(&ndev->req_lock);  in nci_open_device()
479 	if (test_bit(NCI_UNREG, &ndev->flags)) {  in nci_open_device()
484 	if (test_bit(NCI_UP, &ndev->flags)) {  in nci_open_device()
489 	if (ndev->ops->open(ndev)) {  in nci_open_device()
494 	atomic_set(&ndev->cmd_cnt, 1);  in nci_open_device()
496 	set_bit(NCI_INIT, &ndev->flags);  in nci_open_device()
498 	if (ndev->ops->init)  in nci_open_device()
499 		rc = ndev->ops->init(ndev);  in nci_open_device()
502 		rc = __nci_request(ndev, nci_reset_req, (void *)0,  in nci_open_device()
506 	if (!rc && ndev->ops->setup) {  in nci_open_device()
507 		rc = ndev->ops->setup(ndev);  in nci_open_device()
517 		if (ndev->nci_ver & NCI_VER_2_MASK)  in nci_open_device()
520 		rc = __nci_request(ndev, nci_init_req, opt,  in nci_open_device()
524 	if (!rc && ndev->ops->post_setup)  in nci_open_device()
525 		rc = ndev->ops->post_setup(ndev);  in nci_open_device()
528 		rc = __nci_request(ndev, nci_init_complete_req, (void *)0,  in nci_open_device()
532 	clear_bit(NCI_INIT, &ndev->flags);  in nci_open_device()
535 		set_bit(NCI_UP, &ndev->flags);  in nci_open_device()
536 		nci_clear_target_list(ndev);  in nci_open_device()
537 		atomic_set(&ndev->state, NCI_IDLE);  in nci_open_device()
540 		skb_queue_purge(&ndev->cmd_q);  in nci_open_device()
541 		skb_queue_purge(&ndev->rx_q);  in nci_open_device()
542 		skb_queue_purge(&ndev->tx_q);  in nci_open_device()
544 		ndev->ops->close(ndev);  in nci_open_device()
545 		ndev->flags &= BIT(NCI_UNREG);  in nci_open_device()
549 	mutex_unlock(&ndev->req_lock);  in nci_open_device()
553 static int nci_close_device(struct nci_dev *ndev)  in nci_close_device()  argument
555 	nci_req_cancel(ndev, ENODEV);  in nci_close_device()
560 	mutex_lock(&ndev->req_lock);  in nci_close_device()
562 	if (!test_and_clear_bit(NCI_UP, &ndev->flags)) {  in nci_close_device()
566 		flush_workqueue(ndev->cmd_wq);  in nci_close_device()
567 		del_timer_sync(&ndev->cmd_timer);  in nci_close_device()
568 		del_timer_sync(&ndev->data_timer);  in nci_close_device()
569 		mutex_unlock(&ndev->req_lock);  in nci_close_device()
574 	skb_queue_purge(&ndev->rx_q);  in nci_close_device()
575 	skb_queue_purge(&ndev->tx_q);  in nci_close_device()
578 	flush_workqueue(ndev->rx_wq);  in nci_close_device()
579 	flush_workqueue(ndev->tx_wq);  in nci_close_device()
582 	skb_queue_purge(&ndev->cmd_q);  in nci_close_device()
583 	atomic_set(&ndev->cmd_cnt, 1);  in nci_close_device()
585 	set_bit(NCI_INIT, &ndev->flags);  in nci_close_device()
586 	__nci_request(ndev, nci_reset_req, (void *)0,  in nci_close_device()
592 	ndev->ops->close(ndev);  in nci_close_device()
594 	clear_bit(NCI_INIT, &ndev->flags);  in nci_close_device()
597 	flush_workqueue(ndev->cmd_wq);  in nci_close_device()
599 	del_timer_sync(&ndev->cmd_timer);  in nci_close_device()
602 	ndev->flags &= BIT(NCI_UNREG);  in nci_close_device()
604 	mutex_unlock(&ndev->req_lock);  in nci_close_device()
612 	struct nci_dev *ndev = from_timer(ndev, t, cmd_timer);  in nci_cmd_timer()  local
614 	atomic_set(&ndev->cmd_cnt, 1);  in nci_cmd_timer()
615 	queue_work(ndev->cmd_wq, &ndev->cmd_work);  in nci_cmd_timer()
621 	struct nci_dev *ndev = from_timer(ndev, t, data_timer);  in nci_data_timer()  local
623 	set_bit(NCI_DATA_EXCHANGE_TO, &ndev->flags);  in nci_data_timer()
624 	queue_work(ndev->rx_wq, &ndev->rx_work);  in nci_data_timer()
629 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_dev_up()  local
631 	return nci_open_device(ndev);  in nci_dev_up()
636 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_dev_down()  local
638 	return nci_close_device(ndev);  in nci_dev_down()
641 int nci_set_config(struct nci_dev *ndev, __u8 id, size_t len, const __u8 *val)  in nci_set_config()  argument
652 	return __nci_request(ndev, nci_set_config_req, &param,  in nci_set_config()
657 static void nci_nfcee_discover_req(struct nci_dev *ndev, const void *opt)  in nci_nfcee_discover_req()  argument
664 	nci_send_cmd(ndev, NCI_OP_NFCEE_DISCOVER_CMD, 1, &cmd);  in nci_nfcee_discover_req()
667 int nci_nfcee_discover(struct nci_dev *ndev, u8 action)  in nci_nfcee_discover()  argument
671 	return __nci_request(ndev, nci_nfcee_discover_req, (void *)opt,  in nci_nfcee_discover()
676 static void nci_nfcee_mode_set_req(struct nci_dev *ndev, const void *opt)  in nci_nfcee_mode_set_req()  argument
680 	nci_send_cmd(ndev, NCI_OP_NFCEE_MODE_SET_CMD,  in nci_nfcee_mode_set_req()
684 int nci_nfcee_mode_set(struct nci_dev *ndev, u8 nfcee_id, u8 nfcee_mode)  in nci_nfcee_mode_set()  argument
691 	return __nci_request(ndev, nci_nfcee_mode_set_req, &cmd,  in nci_nfcee_mode_set()
696 static void nci_core_conn_create_req(struct nci_dev *ndev, const void *opt)  in nci_core_conn_create_req()  argument
700 	nci_send_cmd(ndev, NCI_OP_CORE_CONN_CREATE_CMD, data->length, data->cmd);  in nci_core_conn_create_req()
703 int nci_core_conn_create(struct nci_dev *ndev, u8 destination_type,  in nci_core_conn_create()  argument
725 			memcpy(&ndev->cur_params,  in nci_core_conn_create()
729 			ndev->cur_params.id = 0;  in nci_core_conn_create()
731 		ndev->cur_params.id = 0;  in nci_core_conn_create()
733 	ndev->cur_dest_type = destination_type;  in nci_core_conn_create()
735 	r = __nci_request(ndev, nci_core_conn_create_req, &data,  in nci_core_conn_create()
742 static void nci_core_conn_close_req(struct nci_dev *ndev, const void *opt)  in nci_core_conn_close_req()  argument
746 	nci_send_cmd(ndev, NCI_OP_CORE_CONN_CLOSE_CMD, 1, &conn_id);  in nci_core_conn_close_req()
749 int nci_core_conn_close(struct nci_dev *ndev, u8 conn_id)  in nci_core_conn_close()  argument
753 	ndev->cur_conn_id = conn_id;  in nci_core_conn_close()
754 	return __nci_request(ndev, nci_core_conn_close_req, (void *)opt,  in nci_core_conn_close()
761 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_set_local_general_bytes()  local
774 	rc = nci_request(ndev, nci_set_config_req, &param,  in nci_set_local_general_bytes()
781 	return nci_request(ndev, nci_set_config_req, &param,  in nci_set_local_general_bytes()
787 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_set_listen_parameters()  local
793 	rc = nci_set_config(ndev, NCI_LA_SEL_INFO, 1, &val);  in nci_set_listen_parameters()
799 	rc = nci_set_config(ndev, NCI_LF_PROTOCOL_TYPE, 1, &val);  in nci_set_listen_parameters()
805 	return nci_set_config(ndev, NCI_LF_CON_BITR_F, 1, &val);  in nci_set_listen_parameters()
811 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_start_poll()  local
815 	if ((atomic_read(&ndev->state) == NCI_DISCOVERY) ||  in nci_start_poll()
816 	    (atomic_read(&ndev->state) == NCI_W4_ALL_DISCOVERIES)) {  in nci_start_poll()
821 	if (ndev->target_active_prot) {  in nci_start_poll()
826 	if ((atomic_read(&ndev->state) == NCI_W4_HOST_SELECT) ||  in nci_start_poll()
827 	    (atomic_read(&ndev->state) == NCI_POLL_ACTIVE)) {  in nci_start_poll()
830 		rc = nci_request(ndev, nci_rf_deactivate_req,  in nci_start_poll()
853 	rc = nci_request(ndev, nci_rf_discover_req, &param,  in nci_start_poll()
857 		ndev->poll_prots = im_protocols;  in nci_start_poll()
864 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_stop_poll()  local
866 	if ((atomic_read(&ndev->state) != NCI_DISCOVERY) &&  in nci_stop_poll()
867 	    (atomic_read(&ndev->state) != NCI_W4_ALL_DISCOVERIES)) {  in nci_stop_poll()
872 	nci_request(ndev, nci_rf_deactivate_req,  in nci_stop_poll()
880 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_activate_target()  local
888 	if ((atomic_read(&ndev->state) != NCI_W4_HOST_SELECT) &&  in nci_activate_target()
889 	    (atomic_read(&ndev->state) != NCI_POLL_ACTIVE)) {  in nci_activate_target()
894 	if (ndev->target_active_prot) {  in nci_activate_target()
899 	for (i = 0; i < ndev->n_targets; i++) {  in nci_activate_target()
900 		if (ndev->targets[i].idx == target->idx) {  in nci_activate_target()
901 			nci_target = &ndev->targets[i];  in nci_activate_target()
917 	if (atomic_read(&ndev->state) == NCI_W4_HOST_SELECT) {  in nci_activate_target()
932 		rc = nci_request(ndev, nci_rf_discover_select_req, &param,  in nci_activate_target()
937 		ndev->target_active_prot = protocol;  in nci_activate_target()
946 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_deactivate_target()  local
949 	if (!ndev->target_active_prot) {  in nci_deactivate_target()
954 	ndev->target_active_prot = 0;  in nci_deactivate_target()
962 	if (atomic_read(&ndev->state) == NCI_POLL_ACTIVE) {  in nci_deactivate_target()
963 		nci_request(ndev, nci_rf_deactivate_req, (void *)nci_mode,  in nci_deactivate_target()
971 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_dep_link_up()  local
980 	rc = nfc_set_remote_general_bytes(nfc_dev, ndev->remote_gb,  in nci_dep_link_up()
981 					  ndev->remote_gb_len);  in nci_dep_link_up()
991 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_dep_link_down()  local
997 		if (atomic_read(&ndev->state) == NCI_LISTEN_ACTIVE ||  in nci_dep_link_down()
998 		    atomic_read(&ndev->state) == NCI_DISCOVERY) {  in nci_dep_link_down()
999 			nci_request(ndev, nci_rf_deactivate_req, (void *)0,  in nci_dep_link_down()
1016 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_transceive()  local
1020 	conn_info = ndev->rf_conn_info;  in nci_transceive()
1026 	if (!ndev->target_active_prot) {  in nci_transceive()
1031 	if (test_and_set_bit(NCI_DATA_EXCHANGE, &ndev->flags))  in nci_transceive()
1038 	rc = nci_send_data(ndev, NCI_STATIC_RF_CONN_ID, skb);  in nci_transceive()
1040 		clear_bit(NCI_DATA_EXCHANGE, &ndev->flags);  in nci_transceive()
1047 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_tm_send()  local
1050 	rc = nci_send_data(ndev, NCI_STATIC_RF_CONN_ID, skb);  in nci_tm_send()
1059 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_enable_se()  local
1061 	if (ndev->ops->enable_se)  in nci_enable_se()
1062 		return ndev->ops->enable_se(ndev, se_idx);  in nci_enable_se()
1069 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_disable_se()  local
1071 	if (ndev->ops->disable_se)  in nci_disable_se()
1072 		return ndev->ops->disable_se(ndev, se_idx);  in nci_disable_se()
1080 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_discover_se()  local
1082 	if (ndev->ops->discover_se) {  in nci_discover_se()
1083 		r = nci_nfcee_discover(ndev, NCI_NFCEE_DISCOVERY_ACTION_ENABLE);  in nci_discover_se()
1087 		return ndev->ops->discover_se(ndev);  in nci_discover_se()
1097 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_se_io()  local
1099 	if (ndev->ops->se_io)  in nci_se_io()
1100 		return ndev->ops->se_io(ndev, se_idx, apdu,  in nci_se_io()
1108 	struct nci_dev *ndev = nfc_get_drvdata(nfc_dev);  in nci_fw_download()  local
1110 	if (!ndev->ops->fw_download)  in nci_fw_download()
1113 	return ndev->ops->fw_download(ndev, firmware_name);  in nci_fw_download()
1147 	struct nci_dev *ndev;  in nci_allocate_device()  local
1157 	ndev = kzalloc(sizeof(struct nci_dev), GFP_KERNEL);  in nci_allocate_device()
1158 	if (!ndev)  in nci_allocate_device()
1161 	ndev->ops = ops;  in nci_allocate_device()
1169 	ndev->tx_headroom = tx_headroom;  in nci_allocate_device()
1170 	ndev->tx_tailroom = tx_tailroom;  in nci_allocate_device()
1171 	init_completion(&ndev->req_completion);  in nci_allocate_device()
1173 	ndev->nfc_dev = nfc_allocate_device(&nci_nfc_ops,  in nci_allocate_device()
1177 	if (!ndev->nfc_dev)  in nci_allocate_device()
1180 	ndev->hci_dev = nci_hci_allocate(ndev);  in nci_allocate_device()
1181 	if (!ndev->hci_dev)  in nci_allocate_device()
1184 	nfc_set_drvdata(ndev->nfc_dev, ndev);  in nci_allocate_device()
1186 	return ndev;  in nci_allocate_device()
1189 	nfc_free_device(ndev->nfc_dev);  in nci_allocate_device()
1191 	kfree(ndev);  in nci_allocate_device()
1201 void nci_free_device(struct nci_dev *ndev)  in nci_free_device()  argument
1203 	nfc_free_device(ndev->nfc_dev);  in nci_free_device()
1204 	nci_hci_deallocate(ndev);  in nci_free_device()
1205 	kfree(ndev);  in nci_free_device()
1214 int nci_register_device(struct nci_dev *ndev)  in nci_register_device()  argument
1217 	struct device *dev = &ndev->nfc_dev->dev;  in nci_register_device()
1220 	ndev->flags = 0;  in nci_register_device()
1222 	INIT_WORK(&ndev->cmd_work, nci_cmd_work);  in nci_register_device()
1224 	ndev->cmd_wq = create_singlethread_workqueue(name);  in nci_register_device()
1225 	if (!ndev->cmd_wq) {  in nci_register_device()
1230 	INIT_WORK(&ndev->rx_work, nci_rx_work);  in nci_register_device()
1232 	ndev->rx_wq = create_singlethread_workqueue(name);  in nci_register_device()
1233 	if (!ndev->rx_wq) {  in nci_register_device()
1238 	INIT_WORK(&ndev->tx_work, nci_tx_work);  in nci_register_device()
1240 	ndev->tx_wq = create_singlethread_workqueue(name);  in nci_register_device()
1241 	if (!ndev->tx_wq) {  in nci_register_device()
1246 	skb_queue_head_init(&ndev->cmd_q);  in nci_register_device()
1247 	skb_queue_head_init(&ndev->rx_q);  in nci_register_device()
1248 	skb_queue_head_init(&ndev->tx_q);  in nci_register_device()
1250 	timer_setup(&ndev->cmd_timer, nci_cmd_timer, 0);  in nci_register_device()
1251 	timer_setup(&ndev->data_timer, nci_data_timer, 0);  in nci_register_device()
1253 	mutex_init(&ndev->req_lock);  in nci_register_device()
1254 	INIT_LIST_HEAD(&ndev->conn_info_list);  in nci_register_device()
1256 	rc = nfc_register_device(ndev->nfc_dev);  in nci_register_device()
1263 	destroy_workqueue(ndev->tx_wq);  in nci_register_device()
1266 	destroy_workqueue(ndev->rx_wq);  in nci_register_device()
1269 	destroy_workqueue(ndev->cmd_wq);  in nci_register_device()
1281 void nci_unregister_device(struct nci_dev *ndev)  in nci_unregister_device()  argument
1289 	set_bit(NCI_UNREG, &ndev->flags);  in nci_unregister_device()
1291 	nci_close_device(ndev);  in nci_unregister_device()
1293 	destroy_workqueue(ndev->cmd_wq);  in nci_unregister_device()
1294 	destroy_workqueue(ndev->rx_wq);  in nci_unregister_device()
1295 	destroy_workqueue(ndev->tx_wq);  in nci_unregister_device()
1297 	list_for_each_entry_safe(conn_info, n, &ndev->conn_info_list, list) {  in nci_unregister_device()
1302 	nfc_unregister_device(ndev->nfc_dev);  in nci_unregister_device()
1312 int nci_recv_frame(struct nci_dev *ndev, struct sk_buff *skb)  in nci_recv_frame()  argument
1316 	if (!ndev || (!test_bit(NCI_UP, &ndev->flags) &&  in nci_recv_frame()
1317 	    !test_bit(NCI_INIT, &ndev->flags))) {  in nci_recv_frame()
1323 	skb_queue_tail(&ndev->rx_q, skb);  in nci_recv_frame()
1324 	queue_work(ndev->rx_wq, &ndev->rx_work);  in nci_recv_frame()
1330 int nci_send_frame(struct nci_dev *ndev, struct sk_buff *skb)  in nci_send_frame()  argument
1334 	if (!ndev) {  in nci_send_frame()
1343 	nfc_send_to_raw_sock(ndev->nfc_dev, skb,  in nci_send_frame()
1346 	return ndev->ops->send(ndev, skb);  in nci_send_frame()
1351 int nci_send_cmd(struct nci_dev *ndev, __u16 opcode, __u8 plen, const void *payload)  in nci_send_cmd()  argument
1358 	skb = nci_skb_alloc(ndev, (NCI_CTRL_HDR_SIZE + plen), GFP_KERNEL);  in nci_send_cmd()
1375 	skb_queue_tail(&ndev->cmd_q, skb);  in nci_send_cmd()
1376 	queue_work(ndev->cmd_wq, &ndev->cmd_work);  in nci_send_cmd()
1402 static int nci_op_rsp_packet(struct nci_dev *ndev, __u16 rsp_opcode,  in nci_op_rsp_packet()  argument
1412 	return op->rsp(ndev, skb);  in nci_op_rsp_packet()
1415 static int nci_op_ntf_packet(struct nci_dev *ndev, __u16 ntf_opcode,  in nci_op_ntf_packet()  argument
1425 	return op->ntf(ndev, skb);  in nci_op_ntf_packet()
1428 int nci_prop_rsp_packet(struct nci_dev *ndev, __u16 opcode,  in nci_prop_rsp_packet()  argument
1431 	return nci_op_rsp_packet(ndev, opcode, skb, ndev->ops->prop_ops,  in nci_prop_rsp_packet()
1432 				 ndev->ops->n_prop_ops);  in nci_prop_rsp_packet()
1435 int nci_prop_ntf_packet(struct nci_dev *ndev, __u16 opcode,  in nci_prop_ntf_packet()  argument
1438 	return nci_op_ntf_packet(ndev, opcode, skb, ndev->ops->prop_ops,  in nci_prop_ntf_packet()
1439 				 ndev->ops->n_prop_ops);  in nci_prop_ntf_packet()
1442 int nci_core_rsp_packet(struct nci_dev *ndev, __u16 opcode,  in nci_core_rsp_packet()  argument
1445 	return nci_op_rsp_packet(ndev, opcode, skb, ndev->ops->core_ops,  in nci_core_rsp_packet()
1446 				  ndev->ops->n_core_ops);  in nci_core_rsp_packet()
1449 int nci_core_ntf_packet(struct nci_dev *ndev, __u16 opcode,  in nci_core_ntf_packet()  argument
1452 	return nci_op_ntf_packet(ndev, opcode, skb, ndev->ops->core_ops,  in nci_core_ntf_packet()
1453 				 ndev->ops->n_core_ops);  in nci_core_ntf_packet()
1460 	struct nci_dev *ndev = container_of(work, struct nci_dev, tx_work);  in nci_tx_work()  local
1464 	conn_info = nci_get_conn_info_by_conn_id(ndev, ndev->cur_conn_id);  in nci_tx_work()
1472 		skb = skb_dequeue(&ndev->tx_q);  in nci_tx_work()
1486 		nci_send_frame(ndev, skb);  in nci_tx_work()
1488 		mod_timer(&ndev->data_timer,  in nci_tx_work()
1497 	struct nci_dev *ndev = container_of(work, struct nci_dev, rx_work);  in nci_rx_work()  local
1500 	while ((skb = skb_dequeue(&ndev->rx_q))) {  in nci_rx_work()
1503 		nfc_send_to_raw_sock(ndev->nfc_dev, skb,  in nci_rx_work()
1509 			nci_rsp_packet(ndev, skb);  in nci_rx_work()
1513 			nci_ntf_packet(ndev, skb);  in nci_rx_work()
1517 			nci_rx_data_packet(ndev, skb);  in nci_rx_work()
1528 	if (test_bit(NCI_DATA_EXCHANGE_TO, &ndev->flags)) {  in nci_rx_work()
1530 		if (test_bit(NCI_DATA_EXCHANGE, &ndev->flags))  in nci_rx_work()
1531 			nci_data_exchange_complete(ndev, NULL,  in nci_rx_work()
1532 						   ndev->cur_conn_id,  in nci_rx_work()
1535 		clear_bit(NCI_DATA_EXCHANGE_TO, &ndev->flags);  in nci_rx_work()
1543 	struct nci_dev *ndev = container_of(work, struct nci_dev, cmd_work);  in nci_cmd_work()  local
1546 	pr_debug("cmd_cnt %d\n", atomic_read(&ndev->cmd_cnt));  in nci_cmd_work()
1549 	if (atomic_read(&ndev->cmd_cnt)) {  in nci_cmd_work()
1550 		skb = skb_dequeue(&ndev->cmd_q);  in nci_cmd_work()
1554 		atomic_dec(&ndev->cmd_cnt);  in nci_cmd_work()
1562 		nci_send_frame(ndev, skb);  in nci_cmd_work()
1564 		mod_timer(&ndev->cmd_timer,  in nci_cmd_work()