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"
10 #include "pmu-events/pmu-events.h"
12 struct evsel_config_term;
15 PERF_PMU_FORMAT_VALUE_CONFIG,
16 PERF_PMU_FORMAT_VALUE_CONFIG1,
17 PERF_PMU_FORMAT_VALUE_CONFIG2,
20 #define PERF_PMU_FORMAT_BITS 64
21 #define EVENT_SOURCE_DEVICE_PATH "/bus/event_source/devices/"
23 struct perf_event_attr;
25 struct perf_pmu_caps {
28 struct list_head list;
38 struct perf_event_attr *default_config;
39 struct perf_cpu_map *cpus;
40 struct list_head format; /* HEAD struct perf_pmu_format -> list */
41 struct list_head aliases; /* HEAD struct perf_pmu_alias -> list */
42 struct list_head caps; /* HEAD struct perf_pmu_caps -> list */
43 struct list_head list; /* ELEM */
46 extern struct perf_pmu perf_pmu__fake;
48 struct perf_pmu_info {
50 const char *metric_expr;
51 const char *metric_name;
57 #define UNIT_MAX_LEN 31 /* max length for event unit name */
59 struct perf_pmu_alias {
65 struct list_head terms; /* HEAD struct parse_events_term -> list */
66 struct list_head list; /* ELEM */
67 char unit[UNIT_MAX_LEN+1];
76 struct perf_pmu *perf_pmu__find(const char *name);
77 struct perf_pmu *perf_pmu__find_by_type(unsigned int type);
78 int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
79 struct list_head *head_terms,
80 struct parse_events_error *error);
81 int perf_pmu__config_terms(const char *pmu_name, struct list_head *formats,
82 struct perf_event_attr *attr,
83 struct list_head *head_terms,
84 bool zero, struct parse_events_error *error);
85 __u64 perf_pmu__format_bits(struct list_head *formats, const char *name);
86 int perf_pmu__format_type(struct list_head *formats, const char *name);
87 int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
88 struct perf_pmu_info *info);
89 struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
90 struct list_head *head_terms);
91 void perf_pmu_error(struct list_head *list, char *name, char const *msg);
93 int perf_pmu__new_format(struct list_head *list, char *name,
94 int config, unsigned long *bits);
95 void perf_pmu__set_format(unsigned long *bits, long from, long to);
96 int perf_pmu__format_parse(char *dir, struct list_head *head);
98 struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
100 bool is_pmu_core(const char *name);
101 void print_pmu_events(const char *event_glob, bool name_only, bool quiet,
102 bool long_desc, bool details_flag,
104 bool pmu_have_event(const char *pname, const char *name);
106 int perf_pmu__scan_file(struct perf_pmu *pmu, const char *name, const char *fmt, ...) __scanf(3, 4);
108 int perf_pmu__test(void);
110 struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu);
111 void pmu_add_cpu_aliases_map(struct list_head *head, struct perf_pmu *pmu,
112 struct pmu_events_map *map);
114 struct pmu_events_map *perf_pmu__find_map(struct perf_pmu *pmu);
115 bool pmu_uncore_alias_match(const char *pmu_name, const char *name);
116 void perf_pmu_free_alias(struct perf_pmu_alias *alias);
118 int perf_pmu__convert_scale(const char *scale, char **end, double *sval);
120 int perf_pmu__caps_parse(struct perf_pmu *pmu);