1 files changed, 66 insertions, 0 deletions
diff --git a/include/asm-generic/cputime.h b/include/asm-generic/cputime.h
new file mode 100644
index 000000000000..6f178563e336
--- /dev/null
+++ b/include/asm-generic/cputime.h
@@ -0,0 +1,66 @@
+#ifndef _ASM_GENERIC_CPUTIME_H
+#define _ASM_GENERIC_CPUTIME_H
+
+#include <linux/time.h>
+#include <linux/jiffies.h>
+
+typedef unsigned long cputime_t;
+
+#define cputime_zero			(0UL)
+#define cputime_max			((~0UL >> 1) - 1)
+#define cputime_add(__a, __b)		((__a) +  (__b))
+#define cputime_sub(__a, __b)		((__a) -  (__b))
+#define cputime_div(__a, __n)		((__a) /  (__n))
+#define cputime_halve(__a)		((__a) >> 1)
+#define cputime_eq(__a, __b)		((__a) == (__b))
+#define cputime_gt(__a, __b)		((__a) >  (__b))
+#define cputime_ge(__a, __b)		((__a) >= (__b))
+#define cputime_lt(__a, __b)		((__a) <  (__b))
+#define cputime_le(__a, __b)		((__a) <= (__b))
+#define cputime_to_jiffies(__ct)	(__ct)
+#define jiffies_to_cputime(__hz)	(__hz)
+
+typedef u64 cputime64_t;
+
+#define cputime64_zero (0ULL)
+#define cputime64_add(__a, __b)		((__a) + (__b))
+#define cputime64_to_jiffies64(__ct)	(__ct)
+#define cputime_to_cputime64(__ct)	((u64) __ct)
+
+
+/*
+ * Convert cputime to milliseconds and back.
+ */
+#define cputime_to_msecs(__ct)		jiffies_to_msecs(__ct)
+#define msecs_to_cputime(__msecs)	msecs_to_jiffies(__msecs)
+
+/*
+ * Convert cputime to seconds and back.
+ */
+#define cputime_to_secs(jif)		((jif) / HZ)
+#define secs_to_cputime(sec)		((sec) * HZ)
+
+/*
+ * Convert cputime to timespec and back.
+ */
+#define timespec_to_cputime(__val)	timespec_to_jiffies(__val)
+#define cputime_to_timespec(__ct,__val)	jiffies_to_timespec(__ct,__val)
+
+/*
+ * Convert cputime to timeval and back.
+ */
+#define timeval_to_cputime(__val)	timeval_to_jiffies(__val)
+#define cputime_to_timeval(__ct,__val)	jiffies_to_timeval(__ct,__val)
+
+/*
+ * Convert cputime to clock and back.
+ */
+#define cputime_to_clock_t(__ct)	jiffies_to_clock_t(__ct)
+#define clock_t_to_cputime(__x)		clock_t_to_jiffies(__x)
+
+/*
+ * Convert cputime64 to clock.
+ */
+#define cputime64_to_clock_t(__ct)	jiffies_64_to_clock_t(__ct)
+
+#endif