nfc/microread/microread.c

157 	struct nfc_hci_dev *hdev;
164 static int microread_open(struct nfc_hci_dev *hdev)
166 	struct microread_info *info = nfc_hci_get_clientdata(hdev);
171 static void microread_close(struct nfc_hci_dev *hdev)
173 	struct microread_info *info = nfc_hci_get_clientdata(hdev);
178 static int microread_hci_ready(struct nfc_hci_dev *hdev)
184 	r = nfc_hci_send_cmd(hdev, MICROREAD_GATE_ID_MREAD_ISO_A,
189 	r = nfc_hci_send_cmd(hdev, MICROREAD_GATE_ID_MREAD_ISO_A_3,
197 	r = nfc_hci_send_cmd(hdev, MICROREAD_GATE_ID_MREAD_ISO_B,
202 	r = nfc_hci_send_cmd(hdev, MICROREAD_GATE_ID_MREAD_NFC_T1,
211 	r = nfc_hci_send_cmd(hdev, MICROREAD_GATE_ID_MREAD_NFC_T3,
217 static int microread_xmit(struct nfc_hci_dev *hdev, struct sk_buff *skb)
219 	struct microread_info *info = nfc_hci_get_clientdata(hdev);
224 static int microread_start_poll(struct nfc_hci_dev *hdev,
254 		hdev->gb = nfc_get_local_general_bytes(hdev->ndev,
255 						       &hdev->gb_len);
256 		if (hdev->gb == NULL || hdev->gb_len == 0) {
262 	r = nfc_hci_send_event(hdev, MICROREAD_GATE_ID_MREAD_ISO_A,
268 	r = nfc_hci_set_param(hdev, MICROREAD_GATE_ID_P2P_TARGET,
274 		r = nfc_hci_set_param(hdev, MICROREAD_GATE_ID_P2P_INITIATOR,
276 				      hdev->gb, hdev->gb_len);
282 		r = nfc_hci_set_param(hdev, MICROREAD_GATE_ID_P2P_TARGET,
284 				      hdev->gb, hdev->gb_len);
289 		r = nfc_hci_set_param(hdev, MICROREAD_GATE_ID_P2P_TARGET,
295 	return nfc_hci_send_event(hdev, MICROREAD_GATE_ID_MREAD_ISO_A,
300 static int microread_dep_link_up(struct nfc_hci_dev *hdev,
307 	r = nfc_hci_get_param(hdev, target->hci_reader_gate,
317 	r = nfc_set_remote_general_bytes(hdev->ndev, rgb_skb->data,
320 		r = nfc_dep_link_is_up(hdev->ndev, target->idx, comm_mode,
328 static int microread_dep_link_down(struct nfc_hci_dev *hdev)
330 	return nfc_hci_send_event(hdev, MICROREAD_GATE_ID_P2P_INITIATOR,
334 static int microread_target_from_gate(struct nfc_hci_dev *hdev, u8 gate,
348 static int microread_complete_target_discovered(struct nfc_hci_dev *hdev,
397 static int microread_im_transceive(struct nfc_hci_dev *hdev,
402 	struct microread_info *info = nfc_hci_get_clientdata(hdev);
411 		return nfc_hci_send_event(hdev, target->hci_reader_gate,
449 	return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate,
455 static int microread_tm_send(struct nfc_hci_dev *hdev, struct sk_buff *skb)
459 	r = nfc_hci_send_event(hdev, MICROREAD_GATE_ID_P2P_TARGET,
468 static void microread_target_discovered(struct nfc_hci_dev *hdev, u8 gate,
535 	r = nfc_targets_found(hdev->ndev, targets, 1);
547 static int microread_event_received(struct nfc_hci_dev *hdev, u8 pipe,
551 	u8 gate = hdev->pipes[pipe].gate;
558 		microread_target_discovered(hdev, gate, skb);
574 		r = nfc_tm_data_received(hdev->ndev, skb);
583 		r = nfc_tm_activated(hdev->ndev, NFC_PROTO_NFC_DEP_MASK,
603 		r = nfc_tm_data_received(hdev->ndev, skb);
610 		r = nfc_hci_set_param(hdev, MICROREAD_GATE_ID_P2P_TARGET,
615 		r = nfc_hci_send_event(hdev, gate,
645 		    int phy_payload, struct nfc_hci_dev **hdev)
676 	info->hdev = nfc_hci_allocate_device(&microread_hci_ops, &init_data,
683 	if (!info->hdev) {
684 		pr_err("Cannot allocate nfc hdev\n");
689 	nfc_hci_set_clientdata(info->hdev, info);
691 	r = nfc_hci_register_device(info->hdev);
695 	*hdev = info->hdev;
700 	nfc_hci_free_device(info->hdev);
710 void microread_remove(struct nfc_hci_dev *hdev)
712 	struct microread_info *info = nfc_hci_get_clientdata(hdev);
714 	nfc_hci_unregister_device(hdev);
715 	nfc_hci_free_device(hdev);