OpenCloudOS-Kernel/drivers/crypto/ccree/cc_pm.h

67 lines
1.3 KiB
C

/* 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__*/