47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/*
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* hom.h - Hibernation on memory interface
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*
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* Copyright (C) 2010 STMicroelectronics
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* Author: Francesco M. Virlinzi <francesco.virlinzi@st.com>
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*
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*/
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#ifndef __LINUX_HOM__
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#define __LINUX_HOM__
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/**
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*
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* struct platform_hom_ops
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*
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* @begin: called __before__ the device are frozen
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* @prepare: called __after__ the device are frozen but before the
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* core (cpu + Dram) are frozen
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* @enter: this function does __all__ the CPU + DRAM job
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* the system returns when __resumed__
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* @complete: called when the ente returns but before the devices are
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* resumed
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* @end: called when the devices are resumed
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*/
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struct platform_hom_ops {
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int (*begin)(void);
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int (*prepare)(void);
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int (*enter)(void);
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int (*complete)(void);
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int (*end)(void);
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};
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#ifdef CONFIG_HIBERNATION_ON_MEMORY
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int hom_set_ops(struct platform_hom_ops *hom_ops);
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int hibernate_on_memory(void);
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#else
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static inline int hom_set_ops(struct platform_hom_ops *hom_ops) { return 0; }
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static inline int hibernate_on_memory(void) { return 0; }
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#endif /* CONFIG_HIBERNATION_ON_MEMORY */
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#endif /* __LINUX_HOM____ */
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