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 */ 8 struct 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 */ 31 struct 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 */ 42 extern struct pmu_events_map pmu_events_map[]; 43 44 #endif 45