#define DRM_MAP_HASH_OFFSET 0x10000000
+int drm_legacy_getmap_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
int drm_legacy_addmap_ioctl(struct drm_device *d, void *v, struct drm_file *f);
int drm_legacy_rmmap_ioctl(struct drm_device *d, void *v, struct drm_file *f);
int drm_legacy_addbufs(struct drm_device *d, void *v, struct drm_file *f);