1/*
2 * include/linux/sw_sync.h
3 *
4 * Copyright (C) 2012 Google, Inc.
5 *
6 * This software is licensed under the terms of the GNU General Public
7 * License version 2, as published by the Free Software Foundation, and
8 * may be copied, distributed, and modified under those terms.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 * GNU General Public License for more details.
14 *
15 */
16
17#ifndef _LINUX_SW_SYNC_H
18#define _LINUX_SW_SYNC_H
19
20#include <linux/types.h>
21#include <linux/kconfig.h>
22#include "sync.h"
23#include "uapi/sw_sync.h"
24
25struct sw_sync_timeline {
26	struct	sync_timeline	obj;
27
28	u32			value;
29};
30
31struct sw_sync_pt {
32	struct sync_pt		pt;
33
34	u32			value;
35};
36
37#if IS_ENABLED(CONFIG_SW_SYNC)
38struct sw_sync_timeline *sw_sync_timeline_create(const char *name);
39void sw_sync_timeline_inc(struct sw_sync_timeline *obj, u32 inc);
40
41struct sync_pt *sw_sync_pt_create(struct sw_sync_timeline *obj, u32 value);
42#else
43static inline struct sw_sync_timeline *sw_sync_timeline_create(const char *name)
44{
45	return NULL;
46}
47
48static inline void sw_sync_timeline_inc(struct sw_sync_timeline *obj, u32 inc)
49{
50}
51
52static inline struct sync_pt *sw_sync_pt_create(struct sw_sync_timeline *obj,
53						u32 value)
54{
55	return NULL;
56}
57#endif /* IS_ENABLED(CONFIG_SW_SYNC) */
58
59#endif /* _LINUX_SW_SYNC_H */
60