8 #include <linux/dma-fence-unwrap.h>
58  * @fence:	fence to add to the sync_fence
60  * Creates a sync_file containg @fence. This function acquires and additional
61  * reference of @fence for the newly-created &sync_file, if it succeeds. The
65 struct sync_file *sync_file_create(struct dma_fence *fence)  in sync_file_create()  argument
73 	sync_file->fence = dma_fence_get(fence);  in sync_file_create()
97  * sync_file_get_fence - get the fence related to the sync_file fd
98  * @fd:		sync_file fd to get the fence from
100  * Ensures @fd references a valid sync_file and returns a fence that
101  * represents all fence in the sync_file. On error NULL is returned.
106 	struct dma_fence *fence;  in sync_file_get_fence()  local
112 	fence = dma_fence_get(sync_file->fence);  in sync_file_get_fence()
115 	return fence;  in sync_file_get_fence()
121  * @sync_file:		sync_file to get the fence from
126  * sync_files together) or created from the fence it contains. In the latter
137 		struct dma_fence *fence = sync_file->fence;  in sync_file_get_name()  local
140 			 fence->ops->get_driver_name(fence),  in sync_file_get_name()
141 			 fence->ops->get_timeline_name(fence),  in sync_file_get_name()
142 			 fence->context,  in sync_file_get_name()
143 			 fence->seqno);  in sync_file_get_name()
151  * @name:	name of new fence
163 	struct dma_fence *fence;  in sync_file_merge()  local
169 	fence = dma_fence_unwrap_merge(a->fence, b->fence);  in sync_file_merge()
170 	if (!fence) {  in sync_file_merge()
174 	sync_file->fence = fence;  in sync_file_merge()
184 		dma_fence_remove_callback(sync_file->fence, &sync_file->cb);  in sync_file_release()
185 	dma_fence_put(sync_file->fence);  in sync_file_release()
199 		if (dma_fence_add_callback(sync_file->fence, &sync_file->cb,  in sync_file_poll()
204 	return dma_fence_is_signaled(sync_file->fence) ? EPOLLIN : 0;  in sync_file_poll()
241 	data.fence = fd;  in sync_file_ioctl_merge()
262 static int sync_fill_fence_info(struct dma_fence *fence,  in sync_fill_fence_info()  argument
265 	strscpy(info->obj_name, fence->ops->get_timeline_name(fence),  in sync_fill_fence_info()
267 	strscpy(info->driver_name, fence->ops->get_driver_name(fence),  in sync_fill_fence_info()
270 	info->status = dma_fence_get_status(fence);  in sync_fill_fence_info()
272 		dma_fence_is_signaled(fence) ?  in sync_fill_fence_info()
273 			ktime_to_ns(dma_fence_timestamp(fence)) :  in sync_fill_fence_info()
286 	struct dma_fence *fence;  in sync_file_ioctl_fence_info()  local
297 	dma_fence_unwrap_for_each(fence, &iter, sync_file->fence)  in sync_file_ioctl_fence_info()
307 		info.status = dma_fence_get_status(sync_file->fence);  in sync_file_ioctl_fence_info()
322 	dma_fence_unwrap_for_each(fence, &iter, sync_file->fence) {  in sync_file_ioctl_fence_info()
325 		status = sync_fill_fence_info(fence, &fence_info[num_fences++]);  in sync_file_ioctl_fence_info()
361 	dma_fence_set_deadline(sync_file->fence, ns_to_ktime(ts.deadline_ns));  in sync_file_ioctl_set_deadline()