xref: /openbmc/linux/tools/perf/arch/x86/util/evlist.c (revision 2cf1c348)
1 // SPDX-License-Identifier: GPL-2.0
2 #include <stdio.h>
3 #include "util/pmu.h"
4 #include "util/evlist.h"
5 #include "util/parse-events.h"
6 
7 #define TOPDOWN_L1_EVENTS	"{slots,topdown-retiring,topdown-bad-spec,topdown-fe-bound,topdown-be-bound}"
8 #define TOPDOWN_L2_EVENTS	"{slots,topdown-retiring,topdown-bad-spec,topdown-fe-bound,topdown-be-bound,topdown-heavy-ops,topdown-br-mispredict,topdown-fetch-lat,topdown-mem-bound}"
9 
10 int arch_evlist__add_default_attrs(struct evlist *evlist)
11 {
12 	if (!pmu_have_event("cpu", "slots"))
13 		return 0;
14 
15 	if (pmu_have_event("cpu", "topdown-heavy-ops"))
16 		return parse_events(evlist, TOPDOWN_L2_EVENTS, NULL);
17 	else
18 		return parse_events(evlist, TOPDOWN_L1_EVENTS, NULL);
19 }
20 
21 struct evsel *arch_evlist__leader(struct list_head *list)
22 {
23 	struct evsel *evsel, *first;
24 
25 	first = list_first_entry(list, struct evsel, core.node);
26 
27 	if (!pmu_have_event("cpu", "slots"))
28 		return first;
29 
30 	__evlist__for_each_entry(list, evsel) {
31 		if (evsel->pmu_name && !strcmp(evsel->pmu_name, "cpu") &&
32 			evsel->name && strstr(evsel->name, "slots"))
33 			return evsel;
34 	}
35 	return first;
36 }
37