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https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
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bca73e4bf8
Since few people need the support anymore, this moves the legacy pm_xxx functions to CONFIG_PM_LEGACY, and include/linux/pm_legacy.h. Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
57 lines
1.1 KiB
C
57 lines
1.1 KiB
C
#ifndef __LINUX_PM_LEGACY_H__
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#define __LINUX_PM_LEGACY_H__
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#include <linux/config.h>
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#ifdef CONFIG_PM_LEGACY
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extern int pm_active;
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#define PM_IS_ACTIVE() (pm_active != 0)
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/*
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* Register a device with power management
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*/
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struct pm_dev __deprecated *
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pm_register(pm_dev_t type, unsigned long id, pm_callback callback);
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/*
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* Unregister a device with power management
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*/
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void __deprecated pm_unregister(struct pm_dev *dev);
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/*
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* Unregister all devices with matching callback
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*/
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void __deprecated pm_unregister_all(pm_callback callback);
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/*
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* Send a request to all devices
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*/
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int __deprecated pm_send_all(pm_request_t rqst, void *data);
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#else /* CONFIG_PM_LEGACY */
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#define PM_IS_ACTIVE() 0
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static inline struct pm_dev *pm_register(pm_dev_t type,
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unsigned long id,
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pm_callback callback)
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{
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return NULL;
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}
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static inline void pm_unregister(struct pm_dev *dev) {}
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static inline void pm_unregister_all(pm_callback callback) {}
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static inline int pm_send_all(pm_request_t rqst, void *data)
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{
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return 0;
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}
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#endif /* CONFIG_PM_LEGACY */
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#endif /* __LINUX_PM_LEGACY_H__ */
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