/drivers/ddk/linux/time.c |
---|
146,3 → 146,19 |
#endif |
} |
unsigned long |
timespec_to_jiffies(const struct timespec *value) |
{ |
unsigned long sec = value->tv_sec; |
long nsec = value->tv_nsec + TICK_NSEC - 1; |
if (sec >= MAX_SEC_IN_JIFFIES){ |
sec = MAX_SEC_IN_JIFFIES; |
nsec = 0; |
} |
return (((u64)sec * SEC_CONVERSION) + |
(((u64)nsec * NSEC_CONVERSION) >> |
(NSEC_JIFFIE_SC - SEC_JIFFIE_SC))) >> SEC_JIFFIE_SC; |
} |