1/* SPDX-License-Identifier: MIT */
 2/*
 3 * Copyright © 2021 Intel Corporation
 4 */
 5
 6#ifndef _XE_SYNC_H_
 7#define _XE_SYNC_H_
 8
 9#include "xe_sync_types.h"
10
11struct xe_device;
12struct xe_exec_queue;
13struct xe_file;
14struct xe_sched_job;
15struct xe_vm;
16
17#define SYNC_PARSE_FLAG_EXEC			BIT(0)
18#define SYNC_PARSE_FLAG_LR_MODE			BIT(1)
19#define SYNC_PARSE_FLAG_DISALLOW_USER_FENCE	BIT(2)
20
21int xe_sync_entry_parse(struct xe_device *xe, struct xe_file *xef,
22			struct xe_sync_entry *sync,
23			struct drm_xe_sync __user *sync_user,
24			unsigned int flags);
25int xe_sync_entry_add_deps(struct xe_sync_entry *sync,
26			   struct xe_sched_job *job);
27void xe_sync_entry_signal(struct xe_sync_entry *sync,
28			  struct dma_fence *fence);
29void xe_sync_entry_cleanup(struct xe_sync_entry *sync);
30struct dma_fence *
31xe_sync_in_fence_get(struct xe_sync_entry *sync, int num_sync,
32		     struct xe_exec_queue *q, struct xe_vm *vm);
33
34static inline bool xe_sync_is_ufence(struct xe_sync_entry *sync)
35{
36	return !!sync->ufence;
37}
38
39struct xe_user_fence *__xe_sync_ufence_get(struct xe_user_fence *ufence);
40struct xe_user_fence *xe_sync_ufence_get(struct xe_sync_entry *sync);
41void xe_sync_ufence_put(struct xe_user_fence *ufence);
42int xe_sync_ufence_get_status(struct xe_user_fence *ufence);
43
44#endif