LXR linux/tools/perf/pmu-events/pmu-events.h

   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
  45