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18#ifndef __IA64_CPUTIME_H
19#define __IA64_CPUTIME_H
20
21#ifndef CONFIG_VIRT_CPU_ACCOUNTING
22#include <asm-generic/cputime.h>
23#else
24
25#include <linux/time.h>
26#include <linux/jiffies.h>
27#include <asm/processor.h>
28
29typedef u64 cputime_t;
30typedef u64 cputime64_t;
31
32#define cputime_zero ((cputime_t)0)
33#define cputime_one_jiffy jiffies_to_cputime(1)
34#define cputime_max ((~((cputime_t)0) >> 1) - 1)
35#define cputime_add(__a, __b) ((__a) + (__b))
36#define cputime_sub(__a, __b) ((__a) - (__b))
37#define cputime_div(__a, __n) ((__a) / (__n))
38#define cputime_halve(__a) ((__a) >> 1)
39#define cputime_eq(__a, __b) ((__a) == (__b))
40#define cputime_gt(__a, __b) ((__a) > (__b))
41#define cputime_ge(__a, __b) ((__a) >= (__b))
42#define cputime_lt(__a, __b) ((__a) < (__b))
43#define cputime_le(__a, __b) ((__a) <= (__b))
44
45#define cputime64_zero ((cputime64_t)0)
46#define cputime64_add(__a, __b) ((__a) + (__b))
47#define cputime64_sub(__a, __b) ((__a) - (__b))
48#define cputime_to_cputime64(__ct) (__ct)
49
50
51
52
53#define cputime_to_jiffies(__ct) ((__ct) / (NSEC_PER_SEC / HZ))
54#define jiffies_to_cputime(__jif) ((__jif) * (NSEC_PER_SEC / HZ))
55#define cputime64_to_jiffies64(__ct) ((__ct) / (NSEC_PER_SEC / HZ))
56#define jiffies64_to_cputime64(__jif) ((__jif) * (NSEC_PER_SEC / HZ))
57
58
59
60
61#define cputime_to_usecs(__ct) ((__ct) / NSEC_PER_USEC)
62#define usecs_to_cputime(__usecs) ((__usecs) * NSEC_PER_USEC)
63
64
65
66
67#define cputime_to_secs(__ct) ((__ct) / NSEC_PER_SEC)
68#define secs_to_cputime(__secs) ((__secs) * NSEC_PER_SEC)
69
70
71
72
73static inline cputime_t timespec_to_cputime(const struct timespec *val)
74{
75 cputime_t ret = val->tv_sec * NSEC_PER_SEC;
76 return (ret + val->tv_nsec);
77}
78static inline void cputime_to_timespec(const cputime_t ct, struct timespec *val)
79{
80 val->tv_sec = ct / NSEC_PER_SEC;
81 val->tv_nsec = ct % NSEC_PER_SEC;
82}
83
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85
86
87static inline cputime_t timeval_to_cputime(struct timeval *val)
88{
89 cputime_t ret = val->tv_sec * NSEC_PER_SEC;
90 return (ret + val->tv_usec * NSEC_PER_USEC);
91}
92static inline void cputime_to_timeval(const cputime_t ct, struct timeval *val)
93{
94 val->tv_sec = ct / NSEC_PER_SEC;
95 val->tv_usec = (ct % NSEC_PER_SEC) / NSEC_PER_USEC;
96}
97
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100
101#define cputime_to_clock_t(__ct) ((__ct) / (NSEC_PER_SEC / USER_HZ))
102#define clock_t_to_cputime(__x) ((__x) * (NSEC_PER_SEC / USER_HZ))
103
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106
107#define cputime64_to_clock_t(__ct) cputime_to_clock_t((cputime_t)__ct)
108
109#endif
110#endif
111