64 	struct vhci_data *data = hci_get_drvdata(hdev);  in vhci_close_dev()  local
66 	skb_queue_purge(&data->readq);  in vhci_close_dev()
73 	struct vhci_data *data = hci_get_drvdata(hdev);  in vhci_flush()  local
75 	skb_queue_purge(&data->readq);  in vhci_flush()
82 	struct vhci_data *data = hci_get_drvdata(hdev);  in vhci_send_frame()  local
85 	skb_queue_tail(&data->readq, skb);  in vhci_send_frame()
87 	wake_up_interruptible(&data->read_wait);  in vhci_send_frame()
91 static int __vhci_create_device(struct vhci_data *data, __u8 opcode)  in __vhci_create_device()  argument
97 	if (data->hdev)  in __vhci_create_device()
120 	data->hdev = hdev;  in __vhci_create_device()
124 	hci_set_drvdata(hdev, data);  in __vhci_create_device()
142 		data->hdev = NULL;  in __vhci_create_device()
152 	skb_queue_tail(&data->readq, skb);  in __vhci_create_device()
154 	wake_up_interruptible(&data->read_wait);  in __vhci_create_device()
158 static int vhci_create_device(struct vhci_data *data, __u8 opcode)  in vhci_create_device()  argument
162 	mutex_lock(&data->open_mutex);  in vhci_create_device()
163 	err = __vhci_create_device(data, opcode);  in vhci_create_device()
164 	mutex_unlock(&data->open_mutex);  in vhci_create_device()
169 static inline ssize_t vhci_get_user(struct vhci_data *data,  in vhci_get_user()  argument
189 	pkt_type = *((__u8 *) skb->data);  in vhci_get_user()
196 		if (!data->hdev) {  in vhci_get_user()
203 		ret = hci_recv_frame(data->hdev, skb);  in vhci_get_user()
207 		cancel_delayed_work_sync(&data->open_timeout);  in vhci_get_user()
209 		opcode = *((__u8 *) skb->data);  in vhci_get_user()
219 		ret = vhci_create_device(data, opcode);  in vhci_get_user()
230 static inline ssize_t vhci_put_user(struct vhci_data *data,  in vhci_put_user()  argument
239 	if (copy_to_user(ptr, skb->data, len))  in vhci_put_user()
242 	if (!data->hdev)  in vhci_put_user()
245 	data->hdev->stat.byte_tx += len;  in vhci_put_user()
249 		data->hdev->stat.cmd_tx++;  in vhci_put_user()
252 		data->hdev->stat.acl_tx++;  in vhci_put_user()
255 		data->hdev->stat.sco_tx++;  in vhci_put_user()
265 	struct vhci_data *data = file->private_data;  in vhci_read()  local
270 		skb = skb_dequeue(&data->readq);  in vhci_read()
272 			ret = vhci_put_user(data, skb, buf, count);  in vhci_read()
274 				skb_queue_head(&data->readq, skb);  in vhci_read()
285 		ret = wait_event_interruptible(data->read_wait,  in vhci_read()
286 					       !skb_queue_empty(&data->readq));  in vhci_read()
297 	struct vhci_data *data = file->private_data;  in vhci_write()  local
299 	return vhci_get_user(data, from);  in vhci_write()
304 	struct vhci_data *data = file->private_data;  in vhci_poll()  local
306 	poll_wait(file, &data->read_wait, wait);  in vhci_poll()
308 	if (!skb_queue_empty(&data->readq))  in vhci_poll()
316 	struct vhci_data *data = container_of(work, struct vhci_data,  in vhci_open_timeout()  local
319 	vhci_create_device(data, amp ? HCI_AMP : HCI_BREDR);  in vhci_open_timeout()
324 	struct vhci_data *data;  in vhci_open()  local
326 	data = kzalloc(sizeof(struct vhci_data), GFP_KERNEL);  in vhci_open()
327 	if (!data)  in vhci_open()
330 	skb_queue_head_init(&data->readq);  in vhci_open()
331 	init_waitqueue_head(&data->read_wait);  in vhci_open()
333 	mutex_init(&data->open_mutex);  in vhci_open()
334 	INIT_DELAYED_WORK(&data->open_timeout, vhci_open_timeout);  in vhci_open()
336 	file->private_data = data;  in vhci_open()
339 	schedule_delayed_work(&data->open_timeout, msecs_to_jiffies(1000));  in vhci_open()
346 	struct vhci_data *data = file->private_data;  in vhci_release()  local
349 	cancel_delayed_work_sync(&data->open_timeout);  in vhci_release()
351 	hdev = data->hdev;  in vhci_release()
358 	skb_queue_purge(&data->readq);  in vhci_release()
360 	kfree(data);  in vhci_release()