1/* SPDX-License-Identifier: MIT */
2/*
3 * Copyright �� 2022 Intel Corporation
4 */
5
6#ifndef _XE_PREEMPT_FENCE_TYPES_H_
7#define _XE_PREEMPT_FENCE_TYPES_H_
8
9#include <linux/dma-fence.h>
10#include <linux/workqueue.h>
11
12struct xe_exec_queue;
13
14/**
15 * struct xe_preempt_fence - XE preempt fence
16 *
17 * hardware and triggers a callback once the xe_engine is complete.
18 */
19struct xe_preempt_fence {
20	/** @base: dma fence base */
21	struct dma_fence base;
22	/** @link: link into list of pending preempt fences */
23	struct list_head link;
24	/** @q: exec queue for this preempt fence */
25	struct xe_exec_queue *q;
26	/** @preempt_work: work struct which issues preemption */
27	struct work_struct preempt_work;
28	/** @error: preempt fence is in error state */
29	int error;
30};
31
32#endif
33