1 /* SPDX-License-Identifier: GPL-2.0 */
10 enum aggr_mode_class {
16 * enum metric_event_groups - How events within a pmu_metric should be grouped.
18 enum metric_event_groups {
20 * @MetricGroupEvents: Default, group events within the metric.
22 MetricGroupEvents = 0,
24 * @MetricNoGroupEvents: Don't group events for the metric.
26 MetricNoGroupEvents = 1,
28 * @MetricNoGroupEventsNmi: Don't group events for the metric if the NMI
29 * watchdog is enabled.
31 MetricNoGroupEventsNmi = 2,
33 * @MetricNoGroupEventsSmt: Don't group events for the metric if SMT is
36 MetricNoGroupEventsSmt = 3,
39 * Describe each PMU event. Each CPU has a table of PMU events.
47 const char *long_desc;
56 const char *metric_name;
57 const char *metric_group;
58 const char *metric_expr;
59 const char *metric_threshold;
63 const char *long_desc;
64 const char *metricgroup_no_group;
65 const char *default_metricgroup_name;
66 enum aggr_mode_class aggr_mode;
67 enum metric_event_groups event_grouping;
70 struct pmu_events_table;
71 struct pmu_metrics_table;
73 typedef int (*pmu_event_iter_fn)(const struct pmu_event *pe,
74 const struct pmu_events_table *table,
77 typedef int (*pmu_metric_iter_fn)(const struct pmu_metric *pm,
78 const struct pmu_metrics_table *table,
81 int pmu_events_table__for_each_event(const struct pmu_events_table *table,
85 int pmu_events_table__find_event(const struct pmu_events_table *table,
90 size_t pmu_events_table__num_events(const struct pmu_events_table *table,
91 struct perf_pmu *pmu);
93 int pmu_metrics_table__for_each_metric(const struct pmu_metrics_table *table, pmu_metric_iter_fn fn,
96 const struct pmu_events_table *perf_pmu__find_events_table(struct perf_pmu *pmu);
97 const struct pmu_metrics_table *perf_pmu__find_metrics_table(struct perf_pmu *pmu);
98 const struct pmu_events_table *find_core_events_table(const char *arch, const char *cpuid);
99 const struct pmu_metrics_table *find_core_metrics_table(const char *arch, const char *cpuid);
100 int pmu_for_each_core_event(pmu_event_iter_fn fn, void *data);
101 int pmu_for_each_core_metric(pmu_metric_iter_fn fn, void *data);
103 const struct pmu_events_table *find_sys_events_table(const char *name);
104 const struct pmu_metrics_table *find_sys_metrics_table(const char *name);
105 int pmu_for_each_sys_event(pmu_event_iter_fn fn, void *data);
106 int pmu_for_each_sys_metric(pmu_metric_iter_fn fn, void *data);
108 const char *describe_metricgroup(const char *group);