1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/bitmap.h>
6 #include <linux/compiler.h>
7 #include <linux/perf_event.h>
9 #include "parse-events.h"
11 struct perf_evsel_config_term;
14 PERF_PMU_FORMAT_VALUE_CONFIG,
15 PERF_PMU_FORMAT_VALUE_CONFIG1,
16 PERF_PMU_FORMAT_VALUE_CONFIG2,
19 #define PERF_PMU_FORMAT_BITS 64
20 #define EVENT_SOURCE_DEVICE_PATH "/bus/event_source/devices/"
22 struct perf_event_attr;
31 struct perf_event_attr *default_config;
32 struct perf_cpu_map *cpus;
33 struct list_head format; /* HEAD struct perf_pmu_format -> list */
34 struct list_head aliases; /* HEAD struct perf_pmu_alias -> list */
35 struct list_head list; /* ELEM */
38 struct perf_pmu_info {
40 const char *metric_expr;
41 const char *metric_name;
47 #define UNIT_MAX_LEN 31 /* max length for event unit name */
49 struct perf_pmu_alias {
55 struct list_head terms; /* HEAD struct parse_events_term -> list */
56 struct list_head list; /* ELEM */
57 char unit[UNIT_MAX_LEN+1];
66 struct perf_pmu *perf_pmu__find(const char *name);
67 int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
68 struct list_head *head_terms,
69 struct parse_events_error *error);
70 int perf_pmu__config_terms(struct list_head *formats,
71 struct perf_event_attr *attr,
72 struct list_head *head_terms,
73 bool zero, struct parse_events_error *error);
74 __u64 perf_pmu__format_bits(struct list_head *formats, const char *name);
75 int perf_pmu__format_type(struct list_head *formats, const char *name);
76 int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
77 struct perf_pmu_info *info);
78 struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
79 struct list_head *head_terms);
80 int perf_pmu_wrap(void);
81 void perf_pmu_error(struct list_head *list, char *name, char const *msg);
83 int perf_pmu__new_format(struct list_head *list, char *name,
84 int config, unsigned long *bits);
85 void perf_pmu__set_format(unsigned long *bits, long from, long to);
86 int perf_pmu__format_parse(char *dir, struct list_head *head);
88 struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
90 void print_pmu_events(const char *event_glob, bool name_only, bool quiet,
91 bool long_desc, bool details_flag,
93 bool pmu_have_event(const char *pname, const char *name);
95 int perf_pmu__scan_file(struct perf_pmu *pmu, const char *name, const char *fmt, ...) __scanf(3, 4);
97 int perf_pmu__test(void);
99 struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu);
101 struct pmu_events_map *perf_pmu__find_map(struct perf_pmu *pmu);
103 int perf_pmu__convert_scale(const char *scale, char **end, double *sval);