xref: /openbmc/linux/tools/perf/util/counts.h (revision e2c75e76)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_COUNTS_H
3 #define __PERF_COUNTS_H
4 
5 #include "xyarray.h"
6 
7 struct perf_counts_values {
8 	union {
9 		struct {
10 			u64 val;
11 			u64 ena;
12 			u64 run;
13 		};
14 		u64 values[3];
15 	};
16 	bool	loaded;
17 };
18 
19 struct perf_counts {
20 	s8			  scaled;
21 	struct perf_counts_values aggr;
22 	struct xyarray		  *values;
23 };
24 
25 
26 static inline struct perf_counts_values*
27 perf_counts(struct perf_counts *counts, int cpu, int thread)
28 {
29 	return xyarray__entry(counts->values, cpu, thread);
30 }
31 
32 struct perf_counts *perf_counts__new(int ncpus, int nthreads);
33 void perf_counts__delete(struct perf_counts *counts);
34 
35 void perf_evsel__reset_counts(struct perf_evsel *evsel);
36 int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus, int nthreads);
37 void perf_evsel__free_counts(struct perf_evsel *evsel);
38 
39 #endif /* __PERF_COUNTS_H */
40