| Adrian Hunter | 0b43786 | 2014-07-14 13:03:03 +0300 | [diff] [blame] | 1 | #ifndef __PERF_TSC_H |
| 2 | #define __PERF_TSC_H |
| 3 | |
| 4 | #include <linux/types.h> |
| 5 | |
| Adrian Hunter | 46bc29b | 2016-03-08 10:38:44 +0200 | [diff] [blame] | 6 | #include "event.h" |
| Adrian Hunter | 2a28e23 | 2016-03-08 10:38:50 +0200 | [diff] [blame] | 7 | |
| 8 | struct perf_tsc_conversion { |
| 9 | u16 time_shift; |
| 10 | u32 time_mult; |
| 11 | u64 time_zero; |
| 12 | }; |
| 13 | struct perf_event_mmap_page; |
| 14 | |
| 15 | int perf_read_tsc_conversion(const struct perf_event_mmap_page *pc, |
| 16 | struct perf_tsc_conversion *tc); |
| Adrian Hunter | 0b43786 | 2014-07-14 13:03:03 +0300 | [diff] [blame] | 17 | |
| 18 | u64 perf_time_to_tsc(u64 ns, struct perf_tsc_conversion *tc); |
| 19 | u64 tsc_to_perf_time(u64 cyc, struct perf_tsc_conversion *tc); |
| Adrian Hunter | a6a69db | 2014-07-22 16:17:32 +0300 | [diff] [blame] | 20 | u64 rdtsc(void); |
| Adrian Hunter | 0b43786 | 2014-07-14 13:03:03 +0300 | [diff] [blame] | 21 | |
| Adrian Hunter | 46bc29b | 2016-03-08 10:38:44 +0200 | [diff] [blame] | 22 | struct perf_event_mmap_page; |
| 23 | struct perf_tool; |
| 24 | struct machine; |
| 25 | |
| 26 | int perf_event__synth_time_conv(const struct perf_event_mmap_page *pc, |
| 27 | struct perf_tool *tool, |
| 28 | perf_event__handler_t process, |
| 29 | struct machine *machine); |
| 30 | |
| Adrian Hunter | 0b43786 | 2014-07-14 13:03:03 +0300 | [diff] [blame] | 31 | #endif |