diff options
Diffstat (limited to 'tools/perf/util/tsc.h')
-rw-r--r-- | tools/perf/util/tsc.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/tools/perf/util/tsc.h b/tools/perf/util/tsc.h index 280ddc067556..d5b11e2b85e0 100644 --- a/tools/perf/util/tsc.h +++ b/tools/perf/util/tsc.h @@ -4,7 +4,16 @@ #include <linux/types.h> #include "event.h" -#include "../arch/x86/util/tsc.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); u64 perf_time_to_tsc(u64 ns, struct perf_tsc_conversion *tc); u64 tsc_to_perf_time(u64 cyc, struct perf_tsc_conversion *tc); |