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| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | #ifndef __LIBPERF_EVSEL_H |
| 3 | #define __LIBPERF_EVSEL_H |
| 4 | |
| 5 | #include <stdint.h> |
| 6 | #include <perf/core.h> |
| 7 | #include <stdbool.h> |
| 8 | #include <linux/types.h> |
| 9 | |
| 10 | struct perf_evsel; |
| 11 | struct perf_event_attr; |
| 12 | struct perf_cpu_map; |
| 13 | struct perf_thread_map; |
| 14 | |
| 15 | struct perf_counts_values { |
| 16 | union { |
| 17 | struct { |
| 18 | uint64_t val; |
| 19 | uint64_t ena; |
| 20 | uint64_t run; |
| 21 | uint64_t id; |
| 22 | uint64_t lost; |
| 23 | }; |
| 24 | uint64_t values[5]; |
| 25 | }; |
| 26 | }; |
| 27 | |
| 28 | LIBPERF_API struct perf_evsel *perf_evsel__new(struct perf_event_attr *attr); |
| 29 | LIBPERF_API void perf_evsel__delete(struct perf_evsel *evsel); |
| 30 | LIBPERF_API int perf_evsel__open(struct perf_evsel *evsel, struct perf_cpu_map *cpus, |
| 31 | struct perf_thread_map *threads); |
| 32 | LIBPERF_API void perf_evsel__close(struct perf_evsel *evsel); |
| 33 | LIBPERF_API void perf_evsel__close_cpu(struct perf_evsel *evsel, int cpu_map_idx); |
| 34 | LIBPERF_API int perf_evsel__mmap(struct perf_evsel *evsel, int pages); |
| 35 | LIBPERF_API void perf_evsel__munmap(struct perf_evsel *evsel); |
| 36 | LIBPERF_API void *perf_evsel__mmap_base(struct perf_evsel *evsel, int cpu_map_idx, int thread); |
| 37 | LIBPERF_API int perf_evsel__read(struct perf_evsel *evsel, int cpu_map_idx, int thread, |
| 38 | struct perf_counts_values *count); |
| 39 | LIBPERF_API int perf_evsel__enable(struct perf_evsel *evsel); |
| 40 | LIBPERF_API int perf_evsel__enable_cpu(struct perf_evsel *evsel, int cpu_map_idx); |
| 41 | LIBPERF_API int perf_evsel__enable_thread(struct perf_evsel *evsel, int thread); |
| 42 | LIBPERF_API int perf_evsel__disable(struct perf_evsel *evsel); |
| 43 | LIBPERF_API int perf_evsel__disable_cpu(struct perf_evsel *evsel, int cpu_map_idx); |
| 44 | LIBPERF_API struct perf_cpu_map *perf_evsel__cpus(struct perf_evsel *evsel); |
| 45 | LIBPERF_API struct perf_thread_map *perf_evsel__threads(struct perf_evsel *evsel); |
| 46 | LIBPERF_API struct perf_event_attr *perf_evsel__attr(struct perf_evsel *evsel); |
| 47 | LIBPERF_API void perf_counts_values__scale(struct perf_counts_values *count, |
| 48 | bool scale, __s8 *pscaled); |
| 49 | |
| 50 | #endif /* __LIBPERF_EVSEL_H */ |
| 51 |
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