23 int get_gadget_descs(struct vudc *udc)  in get_gadget_descs()  argument
26 	struct vep *ep0 = to_vep(udc->gadget.ep0);  in get_gadget_descs()
27 	struct usb_device_descriptor *ddesc = &udc->dev_desc;  in get_gadget_descs()
31 	if (!udc->driver || !udc->pullup)  in get_gadget_descs()
40 	spin_unlock(&udc->lock);  in get_gadget_descs()
41 	ret = udc->driver->setup(&(udc->gadget), &req);  in get_gadget_descs()
42 	spin_lock(&udc->lock);  in get_gadget_descs()
56 	udc->desc_cached = 1;  in get_gadget_descs()
74 	struct vudc *udc = (struct vudc *)dev_get_drvdata(dev);  in dev_desc_read()  local
75 	char *desc_ptr = (char *) &udc->dev_desc;  in dev_desc_read()
79 	spin_lock_irqsave(&udc->lock, flags);  in dev_desc_read()
80 	if (!udc->desc_cached) {  in dev_desc_read()
88 	spin_unlock_irqrestore(&udc->lock, flags);  in dev_desc_read()
97 	struct vudc *udc = (struct vudc *) dev_get_drvdata(dev);  in usbip_sockfd_store()  local
111 	if (!udc) {  in usbip_sockfd_store()
115 	mutex_lock(&udc->ud.sysfs_lock);  in usbip_sockfd_store()
116 	spin_lock_irqsave(&udc->lock, flags);  in usbip_sockfd_store()
118 	if (!udc->driver || !udc->pullup) {  in usbip_sockfd_store()
125 		if (udc->connected) {  in usbip_sockfd_store()
131 		spin_lock(&udc->ud.lock);  in usbip_sockfd_store()
133 		if (udc->ud.status != SDEV_ST_AVAILABLE) {  in usbip_sockfd_store()
153 		spin_unlock(&udc->ud.lock);  in usbip_sockfd_store()
154 		spin_unlock_irqrestore(&udc->lock, flags);  in usbip_sockfd_store()
156 		tcp_rx = kthread_create(&v_rx_loop, &udc->ud, "vudc_rx");  in usbip_sockfd_store()
159 			mutex_unlock(&udc->ud.sysfs_lock);  in usbip_sockfd_store()
162 		tcp_tx = kthread_create(&v_tx_loop, &udc->ud, "vudc_tx");  in usbip_sockfd_store()
166 			mutex_unlock(&udc->ud.sysfs_lock);  in usbip_sockfd_store()
175 		spin_lock_irqsave(&udc->lock, flags);  in usbip_sockfd_store()
176 		spin_lock(&udc->ud.lock);  in usbip_sockfd_store()
178 		udc->ud.tcp_socket = socket;  in usbip_sockfd_store()
179 		udc->ud.tcp_rx = tcp_rx;  in usbip_sockfd_store()
180 		udc->ud.tcp_tx = tcp_tx;  in usbip_sockfd_store()
181 		udc->ud.status = SDEV_ST_USED;  in usbip_sockfd_store()
183 		spin_unlock(&udc->ud.lock);  in usbip_sockfd_store()
185 		ktime_get_ts64(&udc->start_time);  in usbip_sockfd_store()
186 		v_start_timer(udc);  in usbip_sockfd_store()
187 		udc->connected = 1;  in usbip_sockfd_store()
189 		spin_unlock_irqrestore(&udc->lock, flags);  in usbip_sockfd_store()
191 		wake_up_process(udc->ud.tcp_rx);  in usbip_sockfd_store()
192 		wake_up_process(udc->ud.tcp_tx);  in usbip_sockfd_store()
194 		mutex_unlock(&udc->ud.sysfs_lock);  in usbip_sockfd_store()
198 		if (!udc->connected) {  in usbip_sockfd_store()
204 		spin_lock(&udc->ud.lock);  in usbip_sockfd_store()
205 		if (udc->ud.status != SDEV_ST_USED) {  in usbip_sockfd_store()
209 		spin_unlock(&udc->ud.lock);  in usbip_sockfd_store()
211 		usbip_event_add(&udc->ud, VUDC_EVENT_DOWN);  in usbip_sockfd_store()
214 	spin_unlock_irqrestore(&udc->lock, flags);  in usbip_sockfd_store()
215 	mutex_unlock(&udc->ud.sysfs_lock);  in usbip_sockfd_store()
222 	spin_unlock(&udc->ud.lock);  in usbip_sockfd_store()
224 	spin_unlock_irqrestore(&udc->lock, flags);  in usbip_sockfd_store()
225 	mutex_unlock(&udc->ud.sysfs_lock);  in usbip_sockfd_store()
234 	struct vudc *udc = (struct vudc *) dev_get_drvdata(dev);  in usbip_status_show()  local
237 	if (!udc) {  in usbip_status_show()
241 	spin_lock_irq(&udc->ud.lock);  in usbip_status_show()
242 	status = udc->ud.status;  in usbip_status_show()
243 	spin_unlock_irq(&udc->ud.lock);  in usbip_status_show()