1 // SPDX-License-Identifier: GPL-2.0-only
8 #include "util/pmu-hybrid.h"
9 #include "util/evlist-hybrid.h"
13 #include <linux/err.h>
14 #include <linux/string.h>
15 #include <perf/evlist.h>
16 #include <perf/evsel.h>
17 #include <perf/cpumap.h>
19 int evlist__add_default_hybrid(struct evlist *evlist, bool precise)
24 struct perf_cpu_map *cpus;
26 perf_pmu__for_each_hybrid_pmu(pmu) {
27 config = PERF_COUNT_HW_CPU_CYCLES |
28 ((__u64)pmu->type << PERF_PMU_TYPE_SHIFT);
29 evsel = evsel__new_cycles(precise, PERF_TYPE_HARDWARE,
34 cpus = perf_cpu_map__get(pmu->cpus);
35 evsel->core.cpus = cpus;
36 evsel->core.own_cpus = perf_cpu_map__get(cpus);
37 evsel->pmu_name = strdup(pmu->name);
38 evlist__add(evlist, evsel);
44 static bool group_hybrid_conflict(struct evsel *leader)
46 struct evsel *pos, *prev = NULL;
48 for_each_group_evsel(pos, leader) {
49 if (!evsel__is_hybrid(pos))
52 if (prev && strcmp(prev->pmu_name, pos->pmu_name))
61 void evlist__warn_hybrid_group(struct evlist *evlist)
65 evlist__for_each_entry(evlist, evsel) {
66 if (evsel__is_group_leader(evsel) &&
67 evsel->core.nr_members > 1 &&
68 group_hybrid_conflict(evsel)) {
69 pr_warning("WARNING: events in group from "
70 "different hybrid PMUs!\n");
76 bool evlist__has_hybrid(struct evlist *evlist)
80 evlist__for_each_entry(evlist, evsel) {
81 if (evsel->pmu_name &&
82 perf_pmu__is_hybrid(evsel->pmu_name)) {