[linux-2.6-block.git] / tools / perf / arch / x86 / util / tsc.h

#ifndef TOOLS_PERF_ARCH_X86_UTIL_TSC_H__
#define TOOLS_PERF_ARCH_X86_UTIL_TSC_H__

#include <linux/types.h>

struct perf_tsc_conversion {
	u16 time_shift;
	u32 time_mult;
	u64 time_zero;
};

struct perf_event_mmap_page;

int perf_read_tsc_conversion(const struct perf_event_mmap_page *pc,
			     struct perf_tsc_conversion *tc);

#endif /* TOOLS_PERF_ARCH_X86_UTIL_TSC_H__ */
Commit	Line	Data
3bd5a5fc AH	1	#ifndef TOOLS_PERF_ARCH_X86_UTIL_TSC_H__
	2	#define TOOLS_PERF_ARCH_X86_UTIL_TSC_H__
	3
d944c4ee	4	#include <linux/types.h>
3bd5a5fc AH	5
	6	struct perf_tsc_conversion {
	7	u16 time_shift;
	8	u32 time_mult;
	9	u64 time_zero;
	10	};
	11
	12	struct perf_event_mmap_page;
	13
	14	int perf_read_tsc_conversion(const struct perf_event_mmap_page *pc,
	15	struct perf_tsc_conversion *tc);
	16
3bd5a5fc	17	#endif /* TOOLS_PERF_ARCH_X86_UTIL_TSC_H__ */