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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PMU_H
#define __PMU_H
#include <linux/bitmap.h>
#include <linux/compiler.h>
#include <linux/perf_event.h>
#include <stdbool.h>
#include "evsel.h"
#include "parse-events.h"
enum {
PERF_PMU_FORMAT_VALUE_CONFIG,
PERF_PMU_FORMAT_VALUE_CONFIG1,
PERF_PMU_FORMAT_VALUE_CONFIG2,
};
#define PERF_PMU_FORMAT_BITS 64
struct perf_event_attr;
struct perf_pmu {
char *name;
__u32 type;
bool selectable;
bool is_uncore;
struct perf_event_attr *default_config;
struct cpu_map *cpus;
struct list_head format; /* HEAD struct perf_pmu_format -> list */
struct list_head aliases; /* HEAD struct perf_pmu_alias -> list */
struct list_head list; /* ELEM */
int (*set_drv_config) (struct perf_evsel_config_term *term);
};
struct perf_pmu_info {
const char *unit;
const char *metric_expr;
const char *metric_name;
double scale;
bool per_pkg;
bool snapshot;
};
#define UNIT_MAX_LEN 31 /* max length for event unit name */
struct perf_pmu_alias {
char *name;
char *desc;
char *long_desc;
char *topic;
char *str;
struct list_head terms; /* HEAD struct parse_events_term -> list */
struct list_head list; /* ELEM */
char unit[UNIT_MAX_LEN+1];
double scale;
bool per_pkg;
bool snapshot;
char *metric_expr;
char *metric_name;
};
struct perf_pmu *perf_pmu__find(const char *name);
int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
struct list_head *head_terms,
struct parse_events_error *error);
int perf_pmu__config_terms(struct list_head *formats,
struct perf_event_attr *attr,
struct list_head *head_terms,
bool zero, struct parse_events_error *error);
__u64 perf_pmu__format_bits(struct list_head *formats, const char *name);
int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
struct perf_pmu_info *info);
struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
struct list_head *head_terms);
int perf_pmu_wrap(void);
void perf_pmu_error(struct list_head *list, char *name, char const *msg);
int perf_pmu__new_format(struct list_head *list, char *name,
int config, unsigned long *bits);
void perf_pmu__set_format(unsigned long *bits, long from, long to);
int perf_pmu__format_parse(char *dir, struct list_head *head);
void perf_pmu__del_formats(struct list_head *formats);
struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
void print_pmu_events(const char *event_glob, bool name_only, bool quiet,
bool long_desc, bool details_flag);
bool pmu_have_event(const char *pname, const char *name);
int perf_pmu__scan_file(struct perf_pmu *pmu, const char *name, const char *fmt, ...) __scanf(3, 4);
int perf_pmu__test(void);
struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu);
struct pmu_events_map *perf_pmu__find_map(struct perf_pmu *pmu);
#endif /* __PMU_H */
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