Lines Matching refs:vdev
34 struct virtual_nci_dev *vdev = nci_get_drvdata(ndev);
36 vdev->running = true;
42 struct virtual_nci_dev *vdev = nci_get_drvdata(ndev);
44 mutex_lock(&vdev->mtx);
45 kfree_skb(vdev->send_buff);
46 vdev->send_buff = NULL;
47 vdev->running = false;
48 mutex_unlock(&vdev->mtx);
55 struct virtual_nci_dev *vdev = nci_get_drvdata(ndev);
57 mutex_lock(&vdev->mtx);
58 if (vdev->send_buff || !vdev->running) {
59 mutex_unlock(&vdev->mtx);
63 vdev->send_buff = skb_copy(skb, GFP_KERNEL);
64 if (!vdev->send_buff) {
65 mutex_unlock(&vdev->mtx);
69 mutex_unlock(&vdev->mtx);
70 wake_up_interruptible(&vdev->wq);
85 struct virtual_nci_dev *vdev = file->private_data;
88 mutex_lock(&vdev->mtx);
89 while (!vdev->send_buff) {
90 mutex_unlock(&vdev->mtx);
91 if (wait_event_interruptible(vdev->wq, vdev->send_buff))
93 mutex_lock(&vdev->mtx);
96 actual_len = min_t(size_t, count, vdev->send_buff->len);
98 if (copy_to_user(buf, vdev->send_buff->data, actual_len)) {
99 mutex_unlock(&vdev->mtx);
103 skb_pull(vdev->send_buff, actual_len);
104 if (vdev->send_buff->len == 0) {
105 consume_skb(vdev->send_buff);
106 vdev->send_buff = NULL;
108 mutex_unlock(&vdev->mtx);
117 struct virtual_nci_dev *vdev = file->private_data;
129 nci_recv_frame(vdev->ndev, skb);
136 struct virtual_nci_dev *vdev;
138 vdev = kzalloc(sizeof(*vdev), GFP_KERNEL);
139 if (!vdev)
141 vdev->ndev = nci_allocate_device(&virtual_nci_ops,
143 if (!vdev->ndev) {
144 kfree(vdev);
148 mutex_init(&vdev->mtx);
149 init_waitqueue_head(&vdev->wq);
150 file->private_data = vdev;
151 nci_set_drvdata(vdev->ndev, vdev);
153 ret = nci_register_device(vdev->ndev);
155 nci_free_device(vdev->ndev);
156 mutex_destroy(&vdev->mtx);
157 kfree(vdev);
166 struct virtual_nci_dev *vdev = file->private_data;
168 nci_unregister_device(vdev->ndev);
169 nci_free_device(vdev->ndev);
170 mutex_destroy(&vdev->mtx);
171 kfree(vdev);
179 struct virtual_nci_dev *vdev = file->private_data;
180 const struct nfc_dev *nfc_dev = vdev->ndev->nfc_dev;