1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef PMU_EVENTS_H
 3#define PMU_EVENTS_H
 4
 
 
 
 
 
 
 
 5/*
 6 * Describe each PMU event. Each CPU has a table of PMU events.
 7 */
 8struct pmu_event {
 9	const char *name;
 
10	const char *event;
11	const char *desc;
12	const char *topic;
13	const char *long_desc;
14	const char *pmu;
15	const char *unit;
16	const char *perpkg;
 
17	const char *metric_expr;
18	const char *metric_name;
19	const char *metric_group;
 
 
20};
21
22/*
23 *
24 * Map a CPU to its table of PMU events. The CPU is identified by the
25 * cpuid field, which is an arch-specific identifier for the CPU.
26 * The identifier specified in tools/perf/pmu-events/arch/xxx/mapfile
27 * must match the get_cpustr() in tools/perf/arch/xxx/util/header.c)
28 *
29 * The  cpuid can contain any character other than the comma.
30 */
31struct pmu_events_map {
32	const char *cpuid;
33	const char *version;
34	const char *type;		/* core, uncore etc */
35	struct pmu_event *table;
36};
37
38/*
39 * Global table mapping each known CPU for the architecture to its
40 * table of PMU events.
41 */
42extern struct pmu_events_map pmu_events_map[];
 
 
 
 
 
 
 
 
43
44#endif

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef PMU_EVENTS_H
 3#define PMU_EVENTS_H
 4
 5struct perf_pmu;
 6
 7enum aggr_mode_class {
 8	PerChip = 1,
 9	PerCore
10};
11
12/*
13 * Describe each PMU event. Each CPU has a table of PMU events.
14 */
15struct pmu_event {
16	const char *name;
17	const char *compat;
18	const char *event;
19	const char *desc;
20	const char *topic;
21	const char *long_desc;
22	const char *pmu;
23	const char *unit;
24	const char *perpkg;
25	const char *aggr_mode;
26	const char *metric_expr;
27	const char *metric_name;
28	const char *metric_group;
29	const char *deprecated;
30	const char *metric_constraint;
31};
32
33struct pmu_events_table;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
34
35typedef int (*pmu_event_iter_fn)(const struct pmu_event *pe,
36				 const struct pmu_events_table *table,
37				 void *data);
38
39int pmu_events_table_for_each_event(const struct pmu_events_table *table, pmu_event_iter_fn fn,
40				    void *data);
41
42const struct pmu_events_table *perf_pmu__find_table(struct perf_pmu *pmu);
43const struct pmu_events_table *find_core_events_table(const char *arch, const char *cpuid);
44int pmu_for_each_core_event(pmu_event_iter_fn fn, void *data);
45
46const struct pmu_events_table *find_sys_events_table(const char *name);
47int pmu_for_each_sys_event(pmu_event_iter_fn fn, void *data);
48
49#endif