Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __TOOL_PMU_H
3#define __TOOL_PMU_H
4
5#include "pmu.h"
6
7struct evsel;
8struct perf_thread_map;
9struct print_callbacks;
10
11enum 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 TOOL_PMU__EVENT_CORE_WIDE,
26 TOOL_PMU__EVENT_TARGET_CPU,
27
28 TOOL_PMU__EVENT_MAX,
29};
30
31#define tool_pmu__for_each_event(ev) \
32 for ((ev) = TOOL_PMU__EVENT_DURATION_TIME; (ev) < TOOL_PMU__EVENT_MAX; ev++)
33
34const char *tool_pmu__event_to_str(enum tool_pmu_event ev);
35enum tool_pmu_event tool_pmu__str_to_event(const char *str);
36bool tool_pmu__skip_event(const char *name);
37int tool_pmu__num_skip_events(void);
38
39bool tool_pmu__read_event(enum tool_pmu_event ev,
40 struct evsel *evsel,
41 bool system_wide,
42 const char *user_requested_cpu_list,
43 u64 *result);
44
45
46u64 tool_pmu__cpu_slots_per_cycle(void);
47
48bool perf_pmu__is_tool(const struct perf_pmu *pmu);
49struct perf_cpu_map *tool_pmu__cpus(struct perf_event_attr *attr);
50
51bool evsel__is_tool(const struct evsel *evsel);
52enum tool_pmu_event evsel__tool_event(const struct evsel *evsel);
53const char *evsel__tool_pmu_event_name(const struct evsel *evsel);
54int evsel__tool_pmu_prepare_open(struct evsel *evsel,
55 struct perf_cpu_map *cpus,
56 int nthreads);
57int evsel__tool_pmu_open(struct evsel *evsel,
58 struct perf_thread_map *threads,
59 int start_cpu_map_idx, int end_cpu_map_idx);
60int evsel__tool_pmu_read(struct evsel *evsel, int cpu_map_idx, int thread);
61
62struct perf_pmu *tool_pmu__new(void);
63
64#endif /* __TOOL_PMU_H */