drm_mm_node      1078 include/drm/drmP.h extern struct drm_mm_node *drm_mm_get_block(struct drm_mm_node * parent,
drm_mm_node      1082 include/drm/drmP.h extern struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, unsigned long size,