summaryrefslogtreecommitdiffstats
path: root/drivers/crypto/ccree/cc_pm.h
blob: a7d98a5da2e1030076077d63435de2bc4f297762 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2012-2019 ARM Limited (or its affiliates). */

/* \file cc_pm.h
 */

#ifndef __CC_POWER_MGR_H__
#define __CC_POWER_MGR_H__

#include "cc_driver.h"

#define CC_SUSPEND_TIMEOUT 3000

#if defined(CONFIG_PM)

extern const struct dev_pm_ops ccree_pm;

int cc_pm_init(struct cc_drvdata *drvdata);
void cc_pm_go(struct cc_drvdata *drvdata);
void cc_pm_fini(struct cc_drvdata *drvdata);
int cc_pm_suspend(struct device *dev);
int cc_pm_resume(struct device *dev);
int cc_pm_get(struct device *dev);
int cc_pm_put_suspend(struct device *dev);
bool cc_pm_is_dev_suspended(struct device *dev);

#else

static inline int cc_pm_init(struct cc_drvdata *drvdata)
{
	return 0;
}

static inline void cc_pm_go(struct cc_drvdata *drvdata) {}

static inline void cc_pm_fini(struct cc_drvdata *drvdata) {}

static inline int cc_pm_suspend(struct device *dev)
{
	return 0;
}

static inline int cc_pm_resume(struct device *dev)
{
	return 0;
}

static inline int cc_pm_get(struct device *dev)
{
	return 0;
}

static inline int cc_pm_put_suspend(struct device *dev)
{
	return 0;
}

static inline bool cc_pm_is_dev_suspended(struct device *dev)
{
	/* if PM not supported device is never suspend */
	return false;
}

#endif

#endif /*__POWER_MGR_H__*/
OpenPOWER on IntegriCloud