include/asm-generic/cputime_jiffies.h

   1 #ifndef _ASM_GENERIC_CPUTIME_JIFFIES_H
   2 #define _ASM_GENERIC_CPUTIME_JIFFIES_H
   3
   4 typedef unsigned long __nocast cputime_t;
   5
   6 #define cmpxchg_cputime(ptr, old, new) cmpxchg(ptr, old, new)
   7
   8 #define cputime_one_jiffy               jiffies_to_cputime(1)
   9 #define cputime_to_jiffies(__ct)        (__force unsigned long)(__ct)
  10 #define jiffies_to_cputime(__hz)        (__force cputime_t)(__hz)
  11
  12 typedef u64 __nocast cputime64_t;
  13
  14 #define cputime64_to_jiffies64(__ct)    (__force u64)(__ct)
  15 #define jiffies64_to_cputime64(__jif)   (__force cputime64_t)(__jif)
  16
  17
  18 /*
  19  * Convert nanoseconds <-> cputime
  20  */
  21 #define cputime_to_nsecs(__ct)          \
  22         jiffies_to_nsecs(cputime_to_jiffies(__ct))
  23 #define nsecs_to_cputime64(__nsec)      \
  24         jiffies64_to_cputime64(nsecs_to_jiffies64(__nsec))
  25 #define nsecs_to_cputime(__nsec)        \
  26         jiffies_to_cputime(nsecs_to_jiffies(__nsec))
  27
  28
  29 /*
  30  * Convert cputime to microseconds and back.
  31  */
  32 #define cputime_to_usecs(__ct)          \
  33         jiffies_to_usecs(cputime_to_jiffies(__ct))
  34 #define usecs_to_cputime(__usec)        \
  35         jiffies_to_cputime(usecs_to_jiffies(__usec))
  36 #define usecs_to_cputime64(__usec)      \
  37         jiffies64_to_cputime64(nsecs_to_jiffies64((__usec) * 1000))
  38
  39 /*
  40  * Convert cputime to seconds and back.
  41  */
  42 #define cputime_to_secs(jif)            (cputime_to_jiffies(jif) / HZ)
  43 #define secs_to_cputime(sec)            jiffies_to_cputime((sec) * HZ)
  44
  45 /*
  46  * Convert cputime to timespec and back.
  47  */
  48 #define timespec_to_cputime(__val)      \
  49         jiffies_to_cputime(timespec_to_jiffies(__val))
  50 #define cputime_to_timespec(__ct,__val) \
  51         jiffies_to_timespec(cputime_to_jiffies(__ct),__val)
  52
  53 /*
  54  * Convert cputime to timeval and back.
  55  */
  56 #define timeval_to_cputime(__val)       \
  57         jiffies_to_cputime(timeval_to_jiffies(__val))
  58 #define cputime_to_timeval(__ct,__val)  \
  59         jiffies_to_timeval(cputime_to_jiffies(__ct),__val)
  60
  61 /*
  62  * Convert cputime to clock and back.
  63  */
  64 #define cputime_to_clock_t(__ct)        \
  65         jiffies_to_clock_t(cputime_to_jiffies(__ct))
  66 #define clock_t_to_cputime(__x)         \
  67         jiffies_to_cputime(clock_t_to_jiffies(__x))
  68
  69 /*
  70  * Convert cputime64 to clock.
  71  */
  72 #define cputime64_to_clock_t(__ct)      \
  73         jiffies_64_to_clock_t(cputime64_to_jiffies64(__ct))
  74
  75 #endif