change uvc video node

Author: neofang7

drivers/media/usb/uvc/uvc_driver.c

@@ -1958,7 +1958,7 @@ int uvc_register_video_device(struct uvc_device *dev,
 	 */
 	video_set_drvdata(vdev, stream);
 
-	ret = video_register_device(vdev, VFL_TYPE_VIDEO, -1);
+	ret = video_register_device(vdev, VFL_TYPE_VIDEO, 50);
 	if (ret < 0) {
 		dev_err(&stream->intf->dev,
 			"Failed to register %s device (%d).\n",

drivers/media/v4l2-core/v4l2-dev.c

@@ -907,6 +907,10 @@ int __video_register_device(struct video_device *vdev,
 
 	/* Part 1: check device type */
 	switch (type) {
+	case VFL_TYPE_UVC:
+		name_base = "uvcvideo";
+		type = VFL_TYPE_VIDEO;
+		break;
 	case VFL_TYPE_VIDEO:
 		name_base = "video";
 		break;

include/media/v4l2-dev.h

@@ -40,6 +40,7 @@ enum vfl_devnode_type {
 	VFL_TYPE_SUBDEV,
 	VFL_TYPE_SDR,
 	VFL_TYPE_TOUCH,
+	VFL_TYPE_UVC,
 	VFL_TYPE_MAX /* Shall be the last one */
 };