1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/bitmap.h>
6 #include <linux/compiler.h>
7 #include <linux/perf_event.h>
8 #include <linux/list.h>
10 #include "parse-events.h"
11 #include "pmu-events/pmu-events.h"
13 struct evsel_config_term;
17 PERF_PMU_FORMAT_VALUE_CONFIG,
18 PERF_PMU_FORMAT_VALUE_CONFIG1,
19 PERF_PMU_FORMAT_VALUE_CONFIG2,
22 #define PERF_PMU_FORMAT_BITS 64
23 #define EVENT_SOURCE_DEVICE_PATH "/bus/event_source/devices/"
24 #define CPUS_TEMPLATE_CPU "%s/bus/event_source/devices/%s/cpus"
25 #define MAX_PMU_NAME_LEN 128
27 struct perf_event_attr;
29 struct perf_pmu_caps {
32 struct list_head list;
45 struct perf_event_attr *default_config;
46 struct perf_cpu_map *cpus;
47 struct list_head format; /* HEAD struct perf_pmu_format -> list */
48 struct list_head aliases; /* HEAD struct perf_pmu_alias -> list */
49 bool caps_initialized;
51 struct list_head caps; /* HEAD struct perf_pmu_caps -> list */
52 struct list_head list; /* ELEM */
53 struct list_head hybrid_list;
60 extern struct perf_pmu perf_pmu__fake;
62 struct perf_pmu_info {
64 const char *metric_expr;
65 const char *metric_name;
71 #define UNIT_MAX_LEN 31 /* max length for event unit name */
73 struct perf_pmu_alias {
79 struct list_head terms; /* HEAD struct parse_events_term -> list */
80 struct list_head list; /* ELEM */
81 char unit[UNIT_MAX_LEN+1];
91 struct perf_pmu *perf_pmu__find(const char *name);
92 struct perf_pmu *perf_pmu__find_by_type(unsigned int type);
93 void pmu_add_sys_aliases(struct list_head *head, struct perf_pmu *pmu);
94 int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
95 struct list_head *head_terms,
96 struct parse_events_error *error);
97 int perf_pmu__config_terms(const char *pmu_name, struct list_head *formats,
98 struct perf_event_attr *attr,
99 struct list_head *head_terms,
100 bool zero, struct parse_events_error *error);
101 __u64 perf_pmu__format_bits(struct list_head *formats, const char *name);
102 int perf_pmu__format_type(struct list_head *formats, const char *name);
103 int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
104 struct perf_pmu_info *info);
105 struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
106 struct list_head *head_terms);
107 void perf_pmu_error(struct list_head *list, char *name, char const *msg);
109 int perf_pmu__new_format(struct list_head *list, char *name,
110 int config, unsigned long *bits);
111 void perf_pmu__set_format(unsigned long *bits, long from, long to);
112 int perf_pmu__format_parse(char *dir, struct list_head *head);
113 void perf_pmu__del_formats(struct list_head *formats);
115 struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
117 bool is_pmu_core(const char *name);
118 void print_pmu_events(const char *event_glob, bool name_only, bool quiet,
119 bool long_desc, bool details_flag,
120 bool deprecated, const char *pmu_name);
121 bool pmu_have_event(const char *pname, const char *name);
123 int perf_pmu__scan_file(struct perf_pmu *pmu, const char *name, const char *fmt, ...) __scanf(3, 4);
125 int perf_pmu__test(void);
127 struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu);
128 void pmu_add_cpu_aliases_table(struct list_head *head, struct perf_pmu *pmu,
129 const struct pmu_events_table *table);
131 char *perf_pmu__getcpuid(struct perf_pmu *pmu);
132 const struct pmu_events_table *pmu_events_table__find(void);
133 bool pmu_uncore_alias_match(const char *pmu_name, const char *name);
134 void perf_pmu_free_alias(struct perf_pmu_alias *alias);
136 int perf_pmu__convert_scale(const char *scale, char **end, double *sval);
138 int perf_pmu__caps_parse(struct perf_pmu *pmu);
140 void perf_pmu__warn_invalid_config(struct perf_pmu *pmu, __u64 config,
143 bool perf_pmu__has_hybrid(void);
144 int perf_pmu__match(char *pattern, char *name, char *tok);
146 int perf_pmu__cpus_match(struct perf_pmu *pmu, struct perf_cpu_map *cpus,
147 struct perf_cpu_map **mcpus_ptr,
148 struct perf_cpu_map **ucpus_ptr);
150 char *pmu_find_real_name(const char *name);
151 char *pmu_find_alias_name(const char *name);