xref: /OK3568_Linux_fs/kernel/tools/perf/util/stream.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __PERF_STREAM_H
3*4882a593Smuzhiyun #define __PERF_STREAM_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include "callchain.h"
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun struct stream {
8*4882a593Smuzhiyun 	struct callchain_node	*cnode;
9*4882a593Smuzhiyun 	struct callchain_node	*pair_cnode;
10*4882a593Smuzhiyun };
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun struct evsel_streams {
13*4882a593Smuzhiyun 	struct stream		*streams;
14*4882a593Smuzhiyun 	int			nr_streams_max;
15*4882a593Smuzhiyun 	int			nr_streams;
16*4882a593Smuzhiyun 	int			evsel_idx;
17*4882a593Smuzhiyun 	u64			streams_hits;
18*4882a593Smuzhiyun };
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun struct evlist_streams {
21*4882a593Smuzhiyun 	struct evsel_streams	*ev_streams;
22*4882a593Smuzhiyun 	int			nr_evsel;
23*4882a593Smuzhiyun };
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun struct evlist;
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun void evlist_streams__delete(struct evlist_streams *els);
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun struct evlist_streams *evlist__create_streams(struct evlist *evlist,
30*4882a593Smuzhiyun 					      int nr_streams_max);
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun struct evsel_streams *evsel_streams__entry(struct evlist_streams *els,
33*4882a593Smuzhiyun 					   int evsel_idx);
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun void evsel_streams__match(struct evsel_streams *es_base,
36*4882a593Smuzhiyun 			  struct evsel_streams *es_pair);
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun void evsel_streams__report(struct evsel_streams *es_base,
39*4882a593Smuzhiyun 			   struct evsel_streams *es_pair);
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #endif /* __PERF_STREAM_H */
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