usb/uvc/uvc_driver.c

186 	usb_put_intf(stream->intf);
194 					    struct usb_interface *intf)
205 	stream->intf = usb_get_intf(intf);
206 	stream->intfnum = intf->cur_altsetting->desc.bInterfaceNumber;
228 	struct usb_interface *intf = streaming->intf;
229 	struct usb_host_interface *alts = intf->cur_altsetting;
262 			dev_info(&streaming->intf->dev,
511 	struct usb_interface *intf)
516 	struct usb_host_interface *alts = &intf->altsetting[0];
525 	if (intf->cur_altsetting->desc.bInterfaceSubClass
530 			intf->altsetting[0].desc.bInterfaceNumber);
534 	if (usb_driver_claim_interface(&uvc_driver.driver, intf, dev)) {
538 			intf->altsetting[0].desc.bInterfaceNumber);
542 	streaming = uvc_stream_new(dev, intf);
544 		usb_driver_release_interface(&uvc_driver.driver, intf);
740 	for (i = 0; i < intf->num_altsetting; ++i) {
743 		alts = &intf->altsetting[i];
757 	usb_driver_release_interface(&uvc_driver.driver, intf);
850 	struct usb_host_interface *alts = dev->intf->cur_altsetting;
926 	struct usb_interface *intf;
927 	struct usb_host_interface *alts = dev->intf->cur_altsetting;
948 			intf = usb_ifnum_to_if(udev, buffer[12+i]);
949 			if (intf == NULL) {
956 			uvc_parse_streaming(dev, intf);
1169 	struct usb_host_interface *alts = dev->intf->cur_altsetting;
1860 	usb_put_intf(dev->intf);
1889 			streaming->intf);
1986 		dev_err(&stream->intf->dev,
2004 		dev_err(&stream->intf->dev,
2089 static int uvc_probe(struct usb_interface *intf,
2092 	struct usb_device *udev = interface_to_usbdev(intf);
2112 	dev->intf = usb_get_intf(intf);
2113 	dev->intfnum = intf->cur_altsetting->desc.bInterfaceNumber;
2138 	if (intf->intf_assoc && intf->intf_assoc->iFunction != 0)
2139 		function = intf->intf_assoc->iFunction;
2141 		function = intf->cur_altsetting->desc.iInterface;
2153 	dev->mdev.dev = &intf->dev;
2198 	if (v4l2_device_register(&intf->dev, &dev->vdev) < 0)
2219 	usb_set_intfdata(intf, dev);
2252 static void uvc_disconnect(struct usb_interface *intf)
2254 	struct uvc_device *dev = usb_get_intfdata(intf);
2260 	usb_set_intfdata(intf, NULL);
2262 	if (intf->cur_altsetting->desc.bInterfaceSubClass ==
2270 static int uvc_suspend(struct usb_interface *intf, pm_message_t message)
2272 	struct uvc_device *dev = usb_get_intfdata(intf);
2276 		intf->cur_altsetting->desc.bInterfaceNumber);
2279 	if (intf->cur_altsetting->desc.bInterfaceSubClass ==
2289 		if (stream->intf == intf)
2298 static int __uvc_resume(struct usb_interface *intf, int reset)
2300 	struct uvc_device *dev = usb_get_intfdata(intf);
2305 		intf->cur_altsetting->desc.bInterfaceNumber);
2307 	if (intf->cur_altsetting->desc.bInterfaceSubClass ==
2324 		if (stream->intf == intf) {
2338 static int uvc_resume(struct usb_interface *intf)
2340 	return __uvc_resume(intf, 0);
2343 static int uvc_reset_resume(struct usb_interface *intf)
2345 	return __uvc_resume(intf, 1);