MEDIA_ENTITY_TYPE_V4L2_SUBDEV 790 drivers/media/v4l2-core/v4l2-subdev.c sd->entity.obj_type = MEDIA_ENTITY_TYPE_V4L2_SUBDEV; MEDIA_ENTITY_TYPE_V4L2_SUBDEV 426 include/media/media-entity.h return entity && entity->obj_type == MEDIA_ENTITY_TYPE_V4L2_SUBDEV;