1
2#ifndef __LIBPERF_EVSEL_H
3#define __LIBPERF_EVSEL_H
4
5#include <stdint.h>
6#include <perf/core.h>
7
8struct perf_evsel;
9struct perf_event_attr;
10struct perf_cpu_map;
11struct perf_thread_map;
12
13struct perf_counts_values {
14 union {
15 struct {
16 uint64_t val;
17 uint64_t ena;
18 uint64_t run;
19 };
20 uint64_t values[3];
21 };
22};
23
24LIBPERF_API struct perf_evsel *perf_evsel__new(struct perf_event_attr *attr);
25LIBPERF_API void perf_evsel__delete(struct perf_evsel *evsel);
26LIBPERF_API int perf_evsel__open(struct perf_evsel *evsel, struct perf_cpu_map *cpus,
27 struct perf_thread_map *threads);
28LIBPERF_API void perf_evsel__close(struct perf_evsel *evsel);
29LIBPERF_API void perf_evsel__close_cpu(struct perf_evsel *evsel, int cpu);
30LIBPERF_API int perf_evsel__mmap(struct perf_evsel *evsel, int pages);
31LIBPERF_API void perf_evsel__munmap(struct perf_evsel *evsel);
32LIBPERF_API void *perf_evsel__mmap_base(struct perf_evsel *evsel, int cpu, int thread);
33LIBPERF_API int perf_evsel__read(struct perf_evsel *evsel, int cpu, int thread,
34 struct perf_counts_values *count);
35LIBPERF_API int perf_evsel__enable(struct perf_evsel *evsel);
36LIBPERF_API int perf_evsel__enable_cpu(struct perf_evsel *evsel, int cpu);
37LIBPERF_API int perf_evsel__disable(struct perf_evsel *evsel);
38LIBPERF_API int perf_evsel__disable_cpu(struct perf_evsel *evsel, int cpu);
39LIBPERF_API struct perf_cpu_map *perf_evsel__cpus(struct perf_evsel *evsel);
40LIBPERF_API struct perf_thread_map *perf_evsel__threads(struct perf_evsel *evsel);
41LIBPERF_API struct perf_event_attr *perf_evsel__attr(struct perf_evsel *evsel);
42
43#endif
44