tegrakernel/kernel/kernel-4.9/arch/mips/include/asm/mach-malta/malta-pm.h

38 lines
1012 B
C

/*
* Copyright (C) 2014 Imagination Technologies
* Author: Paul Burton <paul.burton@imgtec.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __ASM_MIPS_MACH_MALTA_PM_H__
#define __ASM_MIPS_MACH_MALTA_PM_H__
#include <asm/mips-boards/piix4.h>
#ifdef CONFIG_MIPS_MALTA_PM
/**
* mips_pm_suspend - enter a suspend state
* @state: the state to enter, one of PIIX4_FUNC3IO_PMCNTRL_SUS_TYP_*
*
* Enters a suspend state via the Malta's PIIX4. If the state to be entered
* is one which loses context (eg. SOFF) then this function will never
* return.
*/
extern int mips_pm_suspend(unsigned state);
#else /* !CONFIG_MIPS_MALTA_PM */
static inline int mips_pm_suspend(unsigned state)
{
return -EINVAL;
}
#endif /* !CONFIG_MIPS_MALTA_PM */
#endif /* __ASM_MIPS_MACH_MALTA_PM_H__ */