xref: /OK3568_Linux_fs/kernel/tools/lib/perf/include/perf/evsel.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __LIBPERF_EVSEL_H
3*4882a593Smuzhiyun #define __LIBPERF_EVSEL_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <stdint.h>
6*4882a593Smuzhiyun #include <perf/core.h>
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun struct perf_evsel;
9*4882a593Smuzhiyun struct perf_event_attr;
10*4882a593Smuzhiyun struct perf_cpu_map;
11*4882a593Smuzhiyun struct perf_thread_map;
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct perf_counts_values {
14*4882a593Smuzhiyun 	union {
15*4882a593Smuzhiyun 		struct {
16*4882a593Smuzhiyun 			uint64_t val;
17*4882a593Smuzhiyun 			uint64_t ena;
18*4882a593Smuzhiyun 			uint64_t run;
19*4882a593Smuzhiyun 		};
20*4882a593Smuzhiyun 		uint64_t values[3];
21*4882a593Smuzhiyun 	};
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun LIBPERF_API struct perf_evsel *perf_evsel__new(struct perf_event_attr *attr);
25*4882a593Smuzhiyun LIBPERF_API void perf_evsel__delete(struct perf_evsel *evsel);
26*4882a593Smuzhiyun LIBPERF_API int perf_evsel__open(struct perf_evsel *evsel, struct perf_cpu_map *cpus,
27*4882a593Smuzhiyun 				 struct perf_thread_map *threads);
28*4882a593Smuzhiyun LIBPERF_API void perf_evsel__close(struct perf_evsel *evsel);
29*4882a593Smuzhiyun LIBPERF_API void perf_evsel__close_cpu(struct perf_evsel *evsel, int cpu);
30*4882a593Smuzhiyun LIBPERF_API int perf_evsel__read(struct perf_evsel *evsel, int cpu, int thread,
31*4882a593Smuzhiyun 				 struct perf_counts_values *count);
32*4882a593Smuzhiyun LIBPERF_API int perf_evsel__enable(struct perf_evsel *evsel);
33*4882a593Smuzhiyun LIBPERF_API int perf_evsel__enable_cpu(struct perf_evsel *evsel, int cpu);
34*4882a593Smuzhiyun LIBPERF_API int perf_evsel__disable(struct perf_evsel *evsel);
35*4882a593Smuzhiyun LIBPERF_API int perf_evsel__disable_cpu(struct perf_evsel *evsel, int cpu);
36*4882a593Smuzhiyun LIBPERF_API struct perf_cpu_map *perf_evsel__cpus(struct perf_evsel *evsel);
37*4882a593Smuzhiyun LIBPERF_API struct perf_thread_map *perf_evsel__threads(struct perf_evsel *evsel);
38*4882a593Smuzhiyun LIBPERF_API struct perf_event_attr *perf_evsel__attr(struct perf_evsel *evsel);
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #endif /* __LIBPERF_EVSEL_H */
41