1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __PERF_STREAM_H
3 #define __PERF_STREAM_H
4
5 #include "callchain.h"
6
7 struct stream {
8 struct callchain_node *cnode;
9 struct callchain_node *pair_cnode;
10 };
11
12 struct evsel_streams {
13 struct stream *streams;
14 int nr_streams_max;
15 int nr_streams;
16 int evsel_idx;
17 u64 streams_hits;
18 };
19
20 struct evlist_streams {
21 struct evsel_streams *ev_streams;
22 int nr_evsel;
23 };
24
25 struct evlist;
26
27 void evlist_streams__delete(struct evlist_streams *els);
28
29 struct evlist_streams *evlist__create_streams(struct evlist *evlist,
30 int nr_streams_max);
31
32 struct evsel_streams *evsel_streams__entry(struct evlist_streams *els,
33 int evsel_idx);
34
35 void evsel_streams__match(struct evsel_streams *es_base,
36 struct evsel_streams *es_pair);
37
38 void evsel_streams__report(struct evsel_streams *es_base,
39 struct evsel_streams *es_pair);
40
41 #endif /* __PERF_STREAM_H */
42
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