[deliverable/linux.git] / tools / perf / util / pmu.h

#ifndef __PMU_H
#define __PMU_H

#include <linux/bitmap.h>
#include <linux/perf_event.h>
#include <stdbool.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;
	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 */
};

struct perf_pmu_info {
	const char *unit;
	double scale;
	bool per_pkg;
	bool snapshot;
};

#define UNIT_MAX_LEN	31 /* max length for event unit name */

struct perf_pmu_alias {
	char *name;
	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;
};

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);

struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);

void print_pmu_events(const char *event_glob, bool name_only);
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,
			...) __attribute__((format(scanf, 3, 4)));

int perf_pmu__test(void);

struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu);

#endif /* __PMU_H */
Commit	Line	Data
cd82a32e JO	1	#ifndef __PMU_H
	2	#define __PMU_H
	3
d944c4ee	4	#include <linux/bitmap.h>
d2709c7c	5	#include <linux/perf_event.h>
dc098b35	6	#include <stdbool.h>
e64b020b	7	#include "parse-events.h"
cd82a32e JO	8
	9	enum {
	10	PERF_PMU_FORMAT_VALUE_CONFIG,
	11	PERF_PMU_FORMAT_VALUE_CONFIG1,
	12	PERF_PMU_FORMAT_VALUE_CONFIG2,
	13	};
	14
	15	#define PERF_PMU_FORMAT_BITS 64
	16
dc0a6202 AH	17	struct perf_event_attr;
dc0a6202 AH	18
cd82a32e JO	19	struct perf_pmu {
	20	char *name;
	21	__u32 type;
42634bc7	22	bool selectable;
dc0a6202	23	struct perf_event_attr *default_config;
7ae92e74	24	struct cpu_map *cpus;
885b5930 CS	25	struct list_head format; /* HEAD struct perf_pmu_format -> list */
	26	struct list_head aliases; /* HEAD struct perf_pmu_alias -> list */
	27	struct list_head list; /* ELEM */
cd82a32e JO	28	};
cd82a32e JO	29
46441bdc MF	30	struct perf_pmu_info {
	31	const char *unit;
	32	double scale;
044330c1	33	bool per_pkg;
1d9e446b	34	bool snapshot;
46441bdc MF	35	};
46441bdc MF	36
dcb4e102 KL	37	#define UNIT_MAX_LEN 31 /* max length for event unit name */
	38
	39	struct perf_pmu_alias {
	40	char *name;
	41	struct list_head terms; /* HEAD struct parse_events_term -> list */
	42	struct list_head list; /* ELEM */
	43	char unit[UNIT_MAX_LEN+1];
	44	double scale;
044330c1	45	bool per_pkg;
1d9e446b	46	bool snapshot;
dcb4e102 KL	47	};
dcb4e102 KL	48
b6b96fb4	49	struct perf_pmu perf_pmu__find(const char name);
cd82a32e	50	int perf_pmu__config(struct perf_pmu pmu, struct perf_event_attr attr,
e64b020b JO	51	struct list_head *head_terms,
e64b020b JO	52	struct parse_events_error *error);
cff7f956 JO	53	int perf_pmu__config_terms(struct list_head *formats,
cff7f956 JO	54	struct perf_event_attr *attr,
dc0a6202	55	struct list_head *head_terms,
e64b020b	56	bool zero, struct parse_events_error *error);
09ff6071	57	__u64 perf_pmu__format_bits(struct list_head formats, const char name);
410136f5	58	int perf_pmu__check_alias(struct perf_pmu pmu, struct list_head head_terms,
46441bdc	59	struct perf_pmu_info *info);
a6146d50	60	struct list_head perf_pmu__alias(struct perf_pmu pmu,
5c6ccc37	61	struct list_head *head_terms);
cd82a32e JO	62	int perf_pmu_wrap(void);
	63	void perf_pmu_error(struct list_head list, char name, char const *msg);
	64
	65	int perf_pmu__new_format(struct list_head list, char name,
	66	int config, unsigned long *bits);
	67	void perf_pmu__set_format(unsigned long *bits, long from, long to);
cff7f956	68	int perf_pmu__format_parse(char dir, struct list_head head);
cd82a32e	69
50a9667c RR	70	struct perf_pmu perf_pmu__scan(struct perf_pmu pmu);
50a9667c RR	71
dc098b35	72	void print_pmu_events(const char *event_glob, bool name_only);
4cabc3d1	73	bool pmu_have_event(const char pname, const char name);
dc098b35	74
7d4bdab5 AH	75	int perf_pmu__scan_file(struct perf_pmu pmu, const char name, const char *fmt,
	76	...) __attribute__((format(scanf, 3, 4)));
	77
cd82a32e	78	int perf_pmu__test(void);
dc0a6202 AH	79
	80	struct perf_event_attr perf_pmu__get_default_config(struct perf_pmu pmu);
	81
cd82a32e	82	#endif /* __PMU_H */