V4L2_FWNODE_ORIENTATION_FRONT
orientation = V4L2_FWNODE_ORIENTATION_FRONT;
case V4L2_FWNODE_ORIENTATION_FRONT:
case V4L2_FWNODE_ORIENTATION_FRONT:
V4L2_FWNODE_ORIENTATION_BACK : V4L2_FWNODE_ORIENTATION_FRONT;