tools/perf/util/tool_pmu.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __TOOL_PMU_H
   3 #define __TOOL_PMU_H
   4
   5 #include "pmu.h"
   6
   7 struct evsel;
   8 struct perf_thread_map;
   9 struct print_callbacks;
  10
  11 enum tool_pmu_event {
  12         TOOL_PMU__EVENT_NONE = 0,
  13         TOOL_PMU__EVENT_DURATION_TIME,
  14         TOOL_PMU__EVENT_USER_TIME,
  15         TOOL_PMU__EVENT_SYSTEM_TIME,
  16         TOOL_PMU__EVENT_HAS_PMEM,
  17         TOOL_PMU__EVENT_NUM_CORES,
  18         TOOL_PMU__EVENT_NUM_CPUS,
  19         TOOL_PMU__EVENT_NUM_CPUS_ONLINE,
  20         TOOL_PMU__EVENT_NUM_DIES,
  21         TOOL_PMU__EVENT_NUM_PACKAGES,
  22         TOOL_PMU__EVENT_SLOTS,
  23         TOOL_PMU__EVENT_SMT_ON,
  24         TOOL_PMU__EVENT_SYSTEM_TSC_FREQ,
  25
  26         TOOL_PMU__EVENT_MAX,
  27 };
  28
  29 #define tool_pmu__for_each_event(ev)                                    \
  30         for ((ev) = TOOL_PMU__EVENT_DURATION_TIME; (ev) < TOOL_PMU__EVENT_MAX; ev++)
  31
  32 const char *tool_pmu__event_to_str(enum tool_pmu_event ev);
  33 enum tool_pmu_event tool_pmu__str_to_event(const char *str);
  34 bool tool_pmu__skip_event(const char *name);
  35 int tool_pmu__num_skip_events(void);
  36
  37 bool tool_pmu__read_event(enum tool_pmu_event ev, u64 *result);
  38
  39 u64 tool_pmu__cpu_slots_per_cycle(void);
  40
  41 bool perf_pmu__is_tool(const struct perf_pmu *pmu);
  42
  43 bool evsel__is_tool(const struct evsel *evsel);
  44 enum tool_pmu_event evsel__tool_event(const struct evsel *evsel);
  45 const char *evsel__tool_pmu_event_name(const struct evsel *evsel);
  46 int evsel__tool_pmu_prepare_open(struct evsel *evsel,
  47                                  struct perf_cpu_map *cpus,
  48                                  int nthreads);
  49 int evsel__tool_pmu_open(struct evsel *evsel,
  50                          struct perf_thread_map *threads,
  51                          int start_cpu_map_idx, int end_cpu_map_idx);
  52 int evsel__tool_pmu_read(struct evsel *evsel, int cpu_map_idx, int thread);
  53
  54 struct perf_pmu *perf_pmus__tool_pmu(void);
  55
  56 #endif /* __TOOL_PMU_H */