diff options
Diffstat (limited to 'tools/perf/pmu-events/empty-pmu-events.c')
-rw-r--r-- | tools/perf/pmu-events/empty-pmu-events.c | 49 |
1 files changed, 44 insertions, 5 deletions
diff --git a/tools/perf/pmu-events/empty-pmu-events.c b/tools/perf/pmu-events/empty-pmu-events.c index 480e8f0d30c8..4e39d1a8d6d6 100644 --- a/tools/perf/pmu-events/empty-pmu-events.c +++ b/tools/perf/pmu-events/empty-pmu-events.c @@ -181,6 +181,11 @@ struct pmu_events_table { const struct pmu_event *entries; }; +/* Struct used to make the PMU metric table implementation opaque to callers. */ +struct pmu_metrics_table { + const struct pmu_metric *entries; +}; + /* * Map a CPU to its table of PMU events. The CPU is identified by the * cpuid field, which is an arch-specific identifier for the CPU. @@ -254,11 +259,29 @@ static const struct pmu_sys_events pmu_sys_event_tables[] = { int pmu_events_table_for_each_event(const struct pmu_events_table *table, pmu_event_iter_fn fn, void *data) { - for (const struct pmu_event *pe = &table->entries[0]; - pe->name || pe->metric_group || pe->metric_name; - pe++) { - int ret = fn(pe, table, data); + for (const struct pmu_event *pe = &table->entries[0]; pe->name || pe->metric_expr; pe++) { + int ret; + if (!pe->name) + continue; + ret = fn(pe, table, data); + if (ret) + return ret; + } + return 0; +} + +int pmu_events_table_for_each_metric(const struct pmu_events_table *etable, pmu_metric_iter_fn fn, + void *data) +{ + struct pmu_metrics_table *table = (struct pmu_metrics_table *)etable; + + for (const struct pmu_metric *pm = &table->entries[0]; pm->name || pm->metric_expr; pm++) { + int ret; + + if (!pm->metric_expr) + continue; + ret = fn(pm, etable, data); if (ret) return ret; } @@ -306,10 +329,21 @@ const struct pmu_events_table *find_core_events_table(const char *arch, const ch int pmu_for_each_core_event(pmu_event_iter_fn fn, void *data) { + for (const struct pmu_events_map *tables = &pmu_events_map[0]; tables->arch; tables++) { + int ret = pmu_events_table_for_each_event(&tables->table, fn, data); + + if (ret) + return ret; + } + return 0; +} + +int pmu_for_each_core_metric(pmu_metric_iter_fn fn, void *data) +{ for (const struct pmu_events_map *tables = &pmu_events_map[0]; tables->arch; tables++) { - int ret = pmu_events_table_for_each_event(&tables->table, fn, data); + int ret = pmu_events_table_for_each_metric(&tables->table, fn, data); if (ret) return ret; @@ -340,3 +374,8 @@ int pmu_for_each_sys_event(pmu_event_iter_fn fn, void *data) } return 0; } + +int pmu_for_each_sys_metric(pmu_metric_iter_fn fn __maybe_unused, void *data __maybe_unused) +{ + return 0; +} |