You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

66 lines
2.9 KiB

/*
* Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __PM_H__
#define __PM_H__
#ifndef __ASSEMBLY__
/*******************************************************************************
* Structure populated by platform specific code to export routines which
* perform common low level pm functions
******************************************************************************/
typedef struct {
int (*cpu_on)(unsigned long);
int (*cpu_off)(unsigned long);
int (*cpu_suspend)(unsigned long);
int (*affinity_info)(unsigned long, unsigned int);
} pm_frontend_ops;
/*******************************************************************************
* Structure populated by a generic power management api implementation e.g.
* psci to perform api specific bits after a cpu has been turned on.
******************************************************************************/
typedef struct {
unsigned long (*cpu_off_finisher)(unsigned long);
unsigned long (*cpu_suspend_finisher)(unsigned long);
} pm_backend_ops;
/*******************************************************************************
* Function & variable prototypes
******************************************************************************/
extern pm_frontend_ops *get_pm_frontend_ops(void);
extern pm_backend_ops *get_pm_backend_ops(void);
extern void set_pm_frontend_ops(pm_frontend_ops *);
extern void set_pm_backend_ops(pm_backend_ops *);
#endif /*__ASSEMBLY__*/
#endif /* __PM_H__ */