xref: /openbmc/linux/drivers/crypto/ccree/cc_pm.h (revision 0c874100)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (C) 2012-2018 ARM Limited or its affiliates. */
3 
4 /* \file cc_pm.h
5  */
6 
7 #ifndef __CC_POWER_MGR_H__
8 #define __CC_POWER_MGR_H__
9 
10 #include "cc_driver.h"
11 
12 #define CC_SUSPEND_TIMEOUT 3000
13 
14 #if defined(CONFIG_PM)
15 
16 extern const struct dev_pm_ops ccree_pm;
17 
18 int cc_pm_init(struct cc_drvdata *drvdata);
19 void cc_pm_fini(struct cc_drvdata *drvdata);
20 int cc_pm_suspend(struct device *dev);
21 int cc_pm_resume(struct device *dev);
22 int cc_pm_get(struct device *dev);
23 int cc_pm_put_suspend(struct device *dev);
24 
25 #else
26 
27 static inline int cc_pm_init(struct cc_drvdata *drvdata)
28 {
29 	return 0;
30 }
31 
32 static inline void cc_pm_fini(struct cc_drvdata *drvdata) {}
33 
34 static inline int cc_pm_suspend(struct device *dev)
35 {
36 	return 0;
37 }
38 
39 static inline int cc_pm_resume(struct device *dev)
40 {
41 	return 0;
42 }
43 
44 static inline int cc_pm_get(struct device *dev)
45 {
46 	return 0;
47 }
48 
49 static inline int cc_pm_put_suspend(struct device *dev)
50 {
51 	return 0;
52 }
53 
54 #endif
55 
56 #endif /*__POWER_MGR_H__*/
57