66 	struct vhci_data *data = hci_get_drvdata(hdev);  in vhci_close_dev()  local
71 	skb_queue_purge(&data->readq);  in vhci_close_dev()
78 	struct vhci_data *data = hci_get_drvdata(hdev);  in vhci_flush()  local
80 	skb_queue_purge(&data->readq);  in vhci_flush()
87 	struct vhci_data *data = hci_get_drvdata(hdev);  in vhci_send_frame()  local
93 	skb_queue_tail(&data->readq, skb);  in vhci_send_frame()
95 	wake_up_interruptible(&data->read_wait);  in vhci_send_frame()
99 static int __vhci_create_device(struct vhci_data *data, __u8 opcode)  in __vhci_create_device()  argument
105 	if (data->hdev)  in __vhci_create_device()
128 	data->hdev = hdev;  in __vhci_create_device()
132 	hci_set_drvdata(hdev, data);  in __vhci_create_device()
150 		data->hdev = NULL;  in __vhci_create_device()
160 	skb_queue_tail(&data->readq, skb);  in __vhci_create_device()
162 	wake_up_interruptible(&data->read_wait);  in __vhci_create_device()
166 static int vhci_create_device(struct vhci_data *data, __u8 opcode)  in vhci_create_device()  argument
170 	mutex_lock(&data->open_mutex);  in vhci_create_device()
171 	err = __vhci_create_device(data, opcode);  in vhci_create_device()
172 	mutex_unlock(&data->open_mutex);  in vhci_create_device()
177 static inline ssize_t vhci_get_user(struct vhci_data *data,  in vhci_get_user()  argument
197 	pkt_type = *((__u8 *) skb->data);  in vhci_get_user()
204 		if (!data->hdev) {  in vhci_get_user()
211 		ret = hci_recv_frame(data->hdev, skb);  in vhci_get_user()
215 		cancel_delayed_work_sync(&data->open_timeout);  in vhci_get_user()
217 		opcode = *((__u8 *) skb->data);  in vhci_get_user()
227 		ret = vhci_create_device(data, opcode);  in vhci_get_user()
238 static inline ssize_t vhci_put_user(struct vhci_data *data,  in vhci_put_user()  argument
247 	if (copy_to_user(ptr, skb->data, len))  in vhci_put_user()
250 	if (!data->hdev)  in vhci_put_user()
253 	data->hdev->stat.byte_tx += len;  in vhci_put_user()
257 		data->hdev->stat.cmd_tx++;  in vhci_put_user()
260 		data->hdev->stat.acl_tx++;  in vhci_put_user()
263 		data->hdev->stat.sco_tx++;  in vhci_put_user()
273 	struct vhci_data *data = file->private_data;  in vhci_read()  local
278 		skb = skb_dequeue(&data->readq);  in vhci_read()
280 			ret = vhci_put_user(data, skb, buf, count);  in vhci_read()
282 				skb_queue_head(&data->readq, skb);  in vhci_read()
293 		ret = wait_event_interruptible(data->read_wait,  in vhci_read()
294 					       !skb_queue_empty(&data->readq));  in vhci_read()
305 	struct vhci_data *data = file->private_data;  in vhci_write()  local
307 	return vhci_get_user(data, from);  in vhci_write()
312 	struct vhci_data *data = file->private_data;  in vhci_poll()  local
314 	poll_wait(file, &data->read_wait, wait);  in vhci_poll()
316 	if (!skb_queue_empty(&data->readq))  in vhci_poll()
324 	struct vhci_data *data = container_of(work, struct vhci_data,  in vhci_open_timeout()  local
327 	vhci_create_device(data, amp ? HCI_AMP : HCI_BREDR);  in vhci_open_timeout()
332 	struct vhci_data *data;  in vhci_open()  local
334 	data = kzalloc(sizeof(struct vhci_data), GFP_KERNEL);  in vhci_open()
335 	if (!data)  in vhci_open()
338 	skb_queue_head_init(&data->readq);  in vhci_open()
339 	init_waitqueue_head(&data->read_wait);  in vhci_open()
341 	mutex_init(&data->open_mutex);  in vhci_open()
342 	INIT_DELAYED_WORK(&data->open_timeout, vhci_open_timeout);  in vhci_open()
344 	file->private_data = data;  in vhci_open()
347 	schedule_delayed_work(&data->open_timeout, msecs_to_jiffies(1000));  in vhci_open()
354 	struct vhci_data *data = file->private_data;  in vhci_release()  local
357 	cancel_delayed_work_sync(&data->open_timeout);  in vhci_release()
359 	hdev = data->hdev;  in vhci_release()
366 	skb_queue_purge(&data->readq);  in vhci_release()
368 	kfree(data);  in vhci_release()