26 static int uvc_input_init(struct uvc_device *dev)  in uvc_input_init()  argument
35 	usb_make_path(dev->udev, dev->input_phys, sizeof(dev->input_phys));  in uvc_input_init()
36 	strlcat(dev->input_phys, "/button", sizeof(dev->input_phys));  in uvc_input_init()
38 	input->name = dev->name;  in uvc_input_init()
39 	input->phys = dev->input_phys;  in uvc_input_init()
40 	usb_to_input_id(dev->udev, &input->id);  in uvc_input_init()
41 	input->dev.parent = &dev->intf->dev;  in uvc_input_init()
49 	dev->input = input;  in uvc_input_init()
57 static void uvc_input_cleanup(struct uvc_device *dev)  in uvc_input_cleanup()  argument
59 	if (dev->input)  in uvc_input_cleanup()
60 		input_unregister_device(dev->input);  in uvc_input_cleanup()
63 static void uvc_input_report_key(struct uvc_device *dev, unsigned int code,  in uvc_input_report_key()  argument
66 	if (dev->input) {  in uvc_input_report_key()
67 		input_report_key(dev->input, code, value);  in uvc_input_report_key()
68 		input_sync(dev->input);  in uvc_input_report_key()
73 #define uvc_input_init(dev)  argument
74 #define uvc_input_cleanup(dev)  argument
75 #define uvc_input_report_key(dev, code, value)  argument
81 static void uvc_event_streaming(struct uvc_device *dev, __u8 *data, int len)  in uvc_event_streaming()  argument
94 		uvc_input_report_key(dev, KEY_CAMERA, data[3]);  in uvc_event_streaming()
101 static void uvc_event_control(struct uvc_device *dev, __u8 *data, int len)  in uvc_event_control()  argument
117 	struct uvc_device *dev = urb->context;  in uvc_status_complete()  local
139 		switch (dev->status[0] & 0x0f) {  in uvc_status_complete()
141 			uvc_event_control(dev, dev->status, len);  in uvc_status_complete()
145 			uvc_event_streaming(dev, dev->status, len);  in uvc_status_complete()
150 				"type %u.\n", dev->status[0]);  in uvc_status_complete()
156 	urb->interval = dev->int_ep->desc.bInterval;  in uvc_status_complete()
163 int uvc_status_init(struct uvc_device *dev)  in uvc_status_init()  argument
165 	struct usb_host_endpoint *ep = dev->int_ep;  in uvc_status_init()
172 	uvc_input_init(dev);  in uvc_status_init()
174 	dev->status = kzalloc(UVC_MAX_STATUS_SIZE, GFP_KERNEL);  in uvc_status_init()
175 	if (dev->status == NULL)  in uvc_status_init()
178 	dev->int_urb = usb_alloc_urb(0, GFP_KERNEL);  in uvc_status_init()
179 	if (dev->int_urb == NULL) {  in uvc_status_init()
180 		kfree(dev->status);  in uvc_status_init()
184 	pipe = usb_rcvintpipe(dev->udev, ep->desc.bEndpointAddress);  in uvc_status_init()
190 	if (interval > 16 && dev->udev->speed == USB_SPEED_HIGH &&  in uvc_status_init()
191 	    (dev->quirks & UVC_QUIRK_STATUS_INTERVAL))  in uvc_status_init()
194 	usb_fill_int_urb(dev->int_urb, dev->udev, pipe,  in uvc_status_init()
195 		dev->status, UVC_MAX_STATUS_SIZE, uvc_status_complete,  in uvc_status_init()
196 		dev, interval);  in uvc_status_init()
201 void uvc_status_cleanup(struct uvc_device *dev)  in uvc_status_cleanup()  argument
203 	usb_kill_urb(dev->int_urb);  in uvc_status_cleanup()
204 	usb_free_urb(dev->int_urb);  in uvc_status_cleanup()
205 	kfree(dev->status);  in uvc_status_cleanup()
206 	uvc_input_cleanup(dev);  in uvc_status_cleanup()
209 int uvc_status_start(struct uvc_device *dev, gfp_t flags)  in uvc_status_start()  argument
211 	if (dev->int_urb == NULL)  in uvc_status_start()
214 	return usb_submit_urb(dev->int_urb, flags);  in uvc_status_start()
217 void uvc_status_stop(struct uvc_device *dev)  in uvc_status_stop()  argument
219 	usb_kill_urb(dev->int_urb);  in uvc_status_stop()