blob: 596015b1a502ff39d893597bbc20b38a7263e998 [file] [log] [blame]
#ifndef __BACKPORT_LINUX_TIMECOUNTER_H
#define __BACKPORT_LINUX_TIMECOUNTER_H
#if LINUX_VERSION_IS_GEQ(3,20,0)
#include_next <linux/timecounter.h>
#else
#include <linux/clocksource.h>
/**
* timecounter_adjtime - Shifts the time of the clock.
* @delta: Desired change in nanoseconds.
*/
#define timecounter_adjtime LINUX_BACKPORT(timecounter_adjtime)
static inline void timecounter_adjtime(struct timecounter *tc, s64 delta)
{
tc->nsec += delta;
}
#endif
#ifndef CYCLECOUNTER_MASK
/* simplify initialization of mask field */
#define CYCLECOUNTER_MASK(bits) (cycle_t)((bits) < 64 ? ((1ULL<<(bits))-1) : -1)
#endif
#endif /* __BACKPORT_LINUX_TIMECOUNTER_H */