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1da177e4 LT |
1 | #ifndef _ASM_GENERIC_CPUTIME_H |
2 | #define _ASM_GENERIC_CPUTIME_H | |
3 | ||
4 | #include <linux/time.h> | |
5 | #include <linux/jiffies.h> | |
6 | ||
64861634 | 7 | typedef unsigned long __nocast cputime_t; |
1da177e4 | 8 | |
a42548a1 | 9 | #define cputime_one_jiffy jiffies_to_cputime(1) |
64861634 | 10 | #define cputime_to_jiffies(__ct) (__force unsigned long)(__ct) |
06b8e878 | 11 | #define cputime_to_scaled(__ct) (__ct) |
64861634 | 12 | #define jiffies_to_cputime(__hz) (__force cputime_t)(__hz) |
1da177e4 | 13 | |
64861634 | 14 | typedef u64 __nocast cputime64_t; |
1da177e4 | 15 | |
64861634 MS |
16 | #define cputime64_to_jiffies64(__ct) (__force u64)(__ct) |
17 | #define jiffies64_to_cputime64(__jif) (__force cputime64_t)(__jif) | |
a1dabb6b | 18 | |
64861634 MS |
19 | #define nsecs_to_cputime64(__ct) \ |
20 | jiffies64_to_cputime64(nsecs_to_jiffies64(__ct)) | |
1da177e4 LT |
21 | |
22 | ||
23 | /* | |
d57af9b2 | 24 | * Convert cputime to microseconds and back. |
1da177e4 | 25 | */ |
64861634 | 26 | #define cputime_to_usecs(__ct) \ |
0db49b72 LT |
27 | jiffies_to_usecs(cputime_to_jiffies(__ct)) |
28 | #define usecs_to_cputime(__usec) \ | |
29 | jiffies_to_cputime(usecs_to_jiffies(__usec)) | |
30 | #define usecs_to_cputime64(__usec) \ | |
31 | jiffies64_to_cputime64(nsecs_to_jiffies64((__usec) * 1000)) | |
1da177e4 LT |
32 | |
33 | /* | |
34 | * Convert cputime to seconds and back. | |
35 | */ | |
64861634 MS |
36 | #define cputime_to_secs(jif) (cputime_to_jiffies(jif) / HZ) |
37 | #define secs_to_cputime(sec) jiffies_to_cputime((sec) * HZ) | |
1da177e4 LT |
38 | |
39 | /* | |
40 | * Convert cputime to timespec and back. | |
41 | */ | |
64861634 MS |
42 | #define timespec_to_cputime(__val) \ |
43 | jiffies_to_cputime(timespec_to_jiffies(__val)) | |
44 | #define cputime_to_timespec(__ct,__val) \ | |
45 | jiffies_to_timespec(cputime_to_jiffies(__ct),__val) | |
1da177e4 LT |
46 | |
47 | /* | |
48 | * Convert cputime to timeval and back. | |
49 | */ | |
64861634 MS |
50 | #define timeval_to_cputime(__val) \ |
51 | jiffies_to_cputime(timeval_to_jiffies(__val)) | |
52 | #define cputime_to_timeval(__ct,__val) \ | |
53 | jiffies_to_timeval(cputime_to_jiffies(__ct),__val) | |
1da177e4 LT |
54 | |
55 | /* | |
56 | * Convert cputime to clock and back. | |
57 | */ | |
64861634 MS |
58 | #define cputime_to_clock_t(__ct) \ |
59 | jiffies_to_clock_t(cputime_to_jiffies(__ct)) | |
60 | #define clock_t_to_cputime(__x) \ | |
61 | jiffies_to_cputime(clock_t_to_jiffies(__x)) | |
1da177e4 LT |
62 | |
63 | /* | |
64 | * Convert cputime64 to clock. | |
65 | */ | |
64861634 MS |
66 | #define cputime64_to_clock_t(__ct) \ |
67 | jiffies_64_to_clock_t(cputime64_to_jiffies64(__ct)) | |
1da177e4 LT |
68 | |
69 | #endif |