RT-WiFi/backport-include/linux/pm_runtime.h
2017-08-31 12:00:57 +02:00

66 lines
1.6 KiB
C

#include <linux/version.h>
#ifndef __COMPAT_LINUX_PM_RUNTIME_H
#define __COMPAT_LINUX_PM_RUNTIME_H
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32))
#include_next <linux/pm_runtime.h>
#else
static inline void pm_runtime_enable(struct device *dev) {}
#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,32)) */
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,32)
/*
* Backports 5e928f77a09a07f9dd595bb8a489965d69a83458
* run-time power management cannot really be backported
* given that the implementation added bus specific
* callbacks that we won't have on older kernels. If
* you really want run-time power management or good
* power management upgrade your kernel. We'll just
* compile this out as if run-time power management was
* disabled just as the kernel disables run-time power management
* when CONFIG_PM_RUNTIME is disabled.
*/
static inline void pm_runtime_init(struct device *dev) {}
static inline void pm_runtime_remove(struct device *dev) {}
static inline int pm_runtime_get(struct device *dev)
{
return 0;
}
static inline int pm_runtime_get_sync(struct device *dev)
{
return 0;
}
static inline int pm_runtime_put(struct device *dev)
{
return 0;
}
static inline int pm_runtime_put_sync(struct device *dev)
{
return 0;
}
static inline int pm_runtime_set_active(struct device *dev)
{
return 0;
}
static inline void pm_runtime_set_suspended(struct device *dev)
{
}
static inline void pm_runtime_disable(struct device *dev)
{
}
static inline void pm_runtime_put_noidle(struct device *dev) {}
static inline void pm_runtime_get_noresume(struct device *dev) {}
#endif
#endif