124 void drm_gem_object_release(struct drm_gem_object *obj);
127 			struct drm_gem_object *obj, size_t size);
129 				 struct drm_gem_object *obj, size_t size);
132 int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size,
137 drm_gem_object_reference(struct drm_gem_object *obj)  in drm_gem_object_reference()  argument
139 	kref_get(&obj->refcount);  in drm_gem_object_reference()
143 drm_gem_object_unreference(struct drm_gem_object *obj)  in drm_gem_object_unreference()  argument
145 	if (obj != NULL) {  in drm_gem_object_unreference()
146 		WARN_ON(!mutex_is_locked(&obj->dev->struct_mutex));  in drm_gem_object_unreference()
148 		kref_put(&obj->refcount, drm_gem_object_free);  in drm_gem_object_unreference()
153 drm_gem_object_unreference_unlocked(struct drm_gem_object *obj)  in drm_gem_object_unreference_unlocked()  argument
157 	if (!obj)  in drm_gem_object_unreference_unlocked()
160 	dev = obj->dev;  in drm_gem_object_unreference_unlocked()
161 	if (kref_put_mutex(&obj->refcount, drm_gem_object_free, &dev->struct_mutex))  in drm_gem_object_unreference_unlocked()
168 			  struct drm_gem_object *obj,
173 void drm_gem_free_mmap_offset(struct drm_gem_object *obj);
174 int drm_gem_create_mmap_offset(struct drm_gem_object *obj);
175 int drm_gem_create_mmap_offset_size(struct drm_gem_object *obj, size_t size);
177 struct page **drm_gem_get_pages(struct drm_gem_object *obj);
178 void drm_gem_put_pages(struct drm_gem_object *obj, struct page **pages,