drm/virtio: drop resource_id argument.

We pass the obj anyway, so obj->hw_res_handle can be used instead
in virtio_gpu_object_attach() and virtio_gpu_cmd_create_resource().
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20181019061847.18958-6-kraxel@redhat.com

drivers/gpu/drm/virtio/virtgpu_drv.h

@@ -265,7 +265,6 @@ void virtio_gpu_resource_id_get(struct virtio_gpu_device *vgdev,
 void virtio_gpu_resource_id_put(struct virtio_gpu_device *vgdev, uint32_t id);
 void virtio_gpu_cmd_create_resource(struct virtio_gpu_device *vgdev,
 				    struct virtio_gpu_object *bo,
-				    uint32_t resource_id,
 				    uint32_t format,
 				    uint32_t width,
 				    uint32_t height);
@@ -287,7 +286,6 @@ void virtio_gpu_cmd_set_scanout(struct virtio_gpu_device *vgdev,
 				uint32_t x, uint32_t y);
 int virtio_gpu_object_attach(struct virtio_gpu_device *vgdev,
 			     struct virtio_gpu_object *obj,
-			     uint32_t resource_id,
 			     struct virtio_gpu_fence **fence);
 void virtio_gpu_object_detach(struct virtio_gpu_device *vgdev,
 			      struct virtio_gpu_object *obj);

drivers/gpu/drm/virtio/virtgpu_fb.c

@@ -232,7 +232,7 @@ static int virtio_gpufb_create(struct drm_fb_helper *helper,
 		return PTR_ERR(obj);
 
 	virtio_gpu_resource_id_get(vgdev, &obj->hw_res_handle);
-	virtio_gpu_cmd_create_resource(vgdev, obj, obj->hw_res_handle, format,
+	virtio_gpu_cmd_create_resource(vgdev, obj, format,
 				       mode_cmd.width, mode_cmd.height);
 
 	ret = virtio_gpu_object_kmap(obj);
@@ -242,7 +242,7 @@ static int virtio_gpufb_create(struct drm_fb_helper *helper,
 	}
 
 	/* attach the object to the resource */
-	ret = virtio_gpu_object_attach(vgdev, obj, obj->hw_res_handle, NULL);
+	ret = virtio_gpu_object_attach(vgdev, obj, NULL);
 	if (ret)
 		goto err_obj_attach;
 

drivers/gpu/drm/virtio/virtgpu_gem.c

@@ -104,11 +104,11 @@ int virtio_gpu_mode_dumb_create(struct drm_file *file_priv,
 	format = virtio_gpu_translate_format(DRM_FORMAT_HOST_XRGB8888);
 	obj = gem_to_virtio_gpu_obj(gobj);
 	virtio_gpu_resource_id_get(vgdev, &obj->hw_res_handle);
-	virtio_gpu_cmd_create_resource(vgdev, obj, obj->hw_res_handle, format,
+	virtio_gpu_cmd_create_resource(vgdev, obj, format,
 				       args->width, args->height);
 
 	/* attach the object to the resource */
-	ret = virtio_gpu_object_attach(vgdev, obj, obj->hw_res_handle, NULL);
+	ret = virtio_gpu_object_attach(vgdev, obj, NULL);
 	if (ret)
 		goto fail;
 

drivers/gpu/drm/virtio/virtgpu_ioctl.c

@@ -256,10 +256,10 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data,
 	virtio_gpu_resource_id_get(vgdev, &qobj->hw_res_handle);
 
 	if (!vgdev->has_virgl_3d) {
-		virtio_gpu_cmd_create_resource(vgdev, qobj, qobj->hw_res_handle, rc->format,
+		virtio_gpu_cmd_create_resource(vgdev, qobj, rc->format,
 					       rc->width, rc->height);
 
-		ret = virtio_gpu_object_attach(vgdev, qobj, qobj->hw_res_handle, NULL);
+		ret = virtio_gpu_object_attach(vgdev, qobj, NULL);
 	} else {
 		/* use a gem reference since unref list undoes them */
 		drm_gem_object_get(&qobj->gem_base);
@@ -285,7 +285,7 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data,
 		rc_3d.flags = cpu_to_le32(rc->flags);
 
 		virtio_gpu_cmd_resource_create_3d(vgdev, qobj, &rc_3d, NULL);
-		ret = virtio_gpu_object_attach(vgdev, qobj, qobj->hw_res_handle, &fence);
+		ret = virtio_gpu_object_attach(vgdev, qobj, &fence);
 		if (ret) {
 			ttm_eu_backoff_reservation(&ticket, &validate_list);
 			goto fail_unref;

drivers/gpu/drm/virtio/virtgpu_ttm.c

@@ -347,8 +347,7 @@ static void virtio_gpu_bo_move_notify(struct ttm_buffer_object *tbo,
 
 	} else if (new_mem->placement & TTM_PL_FLAG_TT) {
 		if (bo->hw_res_handle) {
-			virtio_gpu_object_attach(vgdev, bo, bo->hw_res_handle,
-						 NULL);
+			virtio_gpu_object_attach(vgdev, bo, NULL);
 		}
 	}
 }

drivers/gpu/drm/virtio/virtgpu_vq.c

@@ -389,7 +389,6 @@ static int virtio_gpu_queue_cursor(struct virtio_gpu_device *vgdev,
 /* create a basic resource */
 void virtio_gpu_cmd_create_resource(struct virtio_gpu_device *vgdev,
 				    struct virtio_gpu_object *bo,
-				    uint32_t resource_id,
 				    uint32_t format,
 				    uint32_t width,
 				    uint32_t height)
@@ -401,7 +400,7 @@ void virtio_gpu_cmd_create_resource(struct virtio_gpu_device *vgdev,
 	memset(cmd_p, 0, sizeof(*cmd_p));
 
 	cmd_p->hdr.type = cpu_to_le32(VIRTIO_GPU_CMD_RESOURCE_CREATE_2D);
-	cmd_p->resource_id = cpu_to_le32(resource_id);
+	cmd_p->resource_id = cpu_to_le32(bo->hw_res_handle);
 	cmd_p->format = cpu_to_le32(format);
 	cmd_p->width = cpu_to_le32(width);
 	cmd_p->height = cpu_to_le32(height);
@@ -865,7 +864,6 @@ void virtio_gpu_cmd_submit(struct virtio_gpu_device *vgdev,
 
 int virtio_gpu_object_attach(struct virtio_gpu_device *vgdev,
 			     struct virtio_gpu_object *obj,
-			     uint32_t resource_id,
 			     struct virtio_gpu_fence **fence)
 {
 	bool use_dma_api = !virtio_has_iommu_quirk(vgdev->vdev);
@@ -909,10 +907,9 @@ int virtio_gpu_object_attach(struct virtio_gpu_device *vgdev,
 		ents[si].padding = 0;
 	}
 
-	virtio_gpu_cmd_resource_attach_backing(vgdev, resource_id,
+	virtio_gpu_cmd_resource_attach_backing(vgdev, obj->hw_res_handle,
 					       ents, nents,
 					       fence);
-	obj->hw_res_handle = resource_id;
 	return 0;
 }