struct virtio_gpu_framebuffer *virtio_gpu_fb
                = to_virtio_gpu_framebuffer(fb);
 
-       drm_gem_object_unreference_unlocked(virtio_gpu_fb->obj);
+       drm_gem_object_put_unlocked(virtio_gpu_fb->obj);
        drm_framebuffer_cleanup(fb);
        kfree(virtio_gpu_fb);
 }
        ret = virtio_gpu_framebuffer_init(dev, virtio_gpu_fb, mode_cmd, obj);
        if (ret) {
                kfree(virtio_gpu_fb);
-               drm_gem_object_unreference_unlocked(obj);
+               drm_gem_object_put_unlocked(obj);
                return NULL;
        }
 
 
        *obj_p = &obj->gem_base;
 
        /* drop reference from allocate - handle holds it now */
-       drm_gem_object_unreference_unlocked(&obj->gem_base);
+       drm_gem_object_put_unlocked(&obj->gem_base);
 
        *handle_p = handle;
        return 0;
                return -ENOENT;
        obj = gem_to_virtio_gpu_obj(gobj);
        *offset_p = virtio_gpu_object_mmap_offset(obj);
-       drm_gem_object_unreference_unlocked(gobj);
+       drm_gem_object_put_unlocked(gobj);
        return 0;
 }
 
 
                bo = buf->bo;
                qobj = container_of(bo, struct virtio_gpu_object, tbo);
 
-               drm_gem_object_unreference_unlocked(&qobj->gem_base);
+               drm_gem_object_put_unlocked(&qobj->gem_base);
        }
 }
 
                }
                return ret;
        }
-       drm_gem_object_unreference_unlocked(obj);
+       drm_gem_object_put_unlocked(obj);
 
        rc->res_handle = res_id; /* similiar to a VM address */
        rc->bo_handle = handle;
 
        ri->size = qobj->gem_base.size;
        ri->res_handle = qobj->hw_res_handle;
-       drm_gem_object_unreference_unlocked(gobj);
+       drm_gem_object_put_unlocked(gobj);
        return 0;
 }
 
 out_unres:
        virtio_gpu_object_unreserve(qobj);
 out:
-       drm_gem_object_unreference_unlocked(gobj);
+       drm_gem_object_put_unlocked(gobj);
        return ret;
 }
 
 out_unres:
        virtio_gpu_object_unreserve(qobj);
 out:
-       drm_gem_object_unreference_unlocked(gobj);
+       drm_gem_object_put_unlocked(gobj);
        return ret;
 }
 
                nowait = true;
        ret = virtio_gpu_object_wait(qobj, nowait);
 
-       drm_gem_object_unreference_unlocked(gobj);
+       drm_gem_object_put_unlocked(gobj);
        return ret;
 }