1#ifndef __PMU_H
 2#define __PMU_H
 3
 4#include <linux/bitmap.h>
 
 5#include <linux/perf_event.h>
 6#include <stdbool.h>
 
 7#include "parse-events.h"
 8
 9enum {
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
17struct perf_event_attr;
18
19struct perf_pmu {
20	char *name;
21	__u32 type;
22	bool selectable;
 
23	struct perf_event_attr *default_config;
24	struct cpu_map *cpus;
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 */
 
28};
29
30struct perf_pmu_info {
31	const char *unit;
 
 
32	double scale;
33	bool per_pkg;
34	bool snapshot;
35};
36
37#define UNIT_MAX_LEN	31 /* max length for event unit name */
38
39struct 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;
45	bool per_pkg;
46	bool snapshot;
 
 
47};
48
49struct perf_pmu *perf_pmu__find(const char *name);
50int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
51		     struct list_head *head_terms,
52		     struct parse_events_error *error);
53int perf_pmu__config_terms(struct list_head *formats,
54			   struct perf_event_attr *attr,
55			   struct list_head *head_terms,
56			   bool zero, struct parse_events_error *error);
57__u64 perf_pmu__format_bits(struct list_head *formats, const char *name);
58int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
59			  struct perf_pmu_info *info);
60struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
61				  struct list_head *head_terms);
62int perf_pmu_wrap(void);
63void perf_pmu_error(struct list_head *list, char *name, char const *msg);
64
65int perf_pmu__new_format(struct list_head *list, char *name,
66			 int config, unsigned long *bits);
67void perf_pmu__set_format(unsigned long *bits, long from, long to);
68int perf_pmu__format_parse(char *dir, struct list_head *head);
69
70struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
71
72void print_pmu_events(const char *event_glob, bool name_only);
 
73bool pmu_have_event(const char *pname, const char *name);
74
75int perf_pmu__scan_file(struct perf_pmu *pmu, const char *name, const char *fmt,
76			...) __attribute__((format(scanf, 3, 4)));
77
78int perf_pmu__test(void);
79
80struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu);
 
 
81
82#endif /* __PMU_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __PMU_H
 3#define __PMU_H
 4
 5#include <linux/bitmap.h>
 6#include <linux/compiler.h>
 7#include <linux/perf_event.h>
 8#include <stdbool.h>
 9#include "evsel.h"
10#include "parse-events.h"
11
12enum {
13	PERF_PMU_FORMAT_VALUE_CONFIG,
14	PERF_PMU_FORMAT_VALUE_CONFIG1,
15	PERF_PMU_FORMAT_VALUE_CONFIG2,
16};
17
18#define PERF_PMU_FORMAT_BITS 64
19
20struct perf_event_attr;
21
22struct perf_pmu {
23	char *name;
24	__u32 type;
25	bool selectable;
26	bool is_uncore;
27	struct perf_event_attr *default_config;
28	struct cpu_map *cpus;
29	struct list_head format;  /* HEAD struct perf_pmu_format -> list */
30	struct list_head aliases; /* HEAD struct perf_pmu_alias -> list */
31	struct list_head list;    /* ELEM */
32	int (*set_drv_config)	(struct perf_evsel_config_term *term);
33};
34
35struct perf_pmu_info {
36	const char *unit;
37	const char *metric_expr;
38	const char *metric_name;
39	double scale;
40	bool per_pkg;
41	bool snapshot;
42};
43
44#define UNIT_MAX_LEN	31 /* max length for event unit name */
45
46struct perf_pmu_alias {
47	char *name;
48	char *desc;
49	char *long_desc;
50	char *topic;
51	char *str;
52	struct list_head terms; /* HEAD struct parse_events_term -> list */
53	struct list_head list;  /* ELEM */
54	char unit[UNIT_MAX_LEN+1];
55	double scale;
56	bool per_pkg;
57	bool snapshot;
58	char *metric_expr;
59	char *metric_name;
60};
61
62struct perf_pmu *perf_pmu__find(const char *name);
63int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
64		     struct list_head *head_terms,
65		     struct parse_events_error *error);
66int perf_pmu__config_terms(struct list_head *formats,
67			   struct perf_event_attr *attr,
68			   struct list_head *head_terms,
69			   bool zero, struct parse_events_error *error);
70__u64 perf_pmu__format_bits(struct list_head *formats, const char *name);
71int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
72			  struct perf_pmu_info *info);
73struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
74				  struct list_head *head_terms);
75int perf_pmu_wrap(void);
76void perf_pmu_error(struct list_head *list, char *name, char const *msg);
77
78int perf_pmu__new_format(struct list_head *list, char *name,
79			 int config, unsigned long *bits);
80void perf_pmu__set_format(unsigned long *bits, long from, long to);
81int perf_pmu__format_parse(char *dir, struct list_head *head);
82
83struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
84
85void print_pmu_events(const char *event_glob, bool name_only, bool quiet,
86		      bool long_desc, bool details_flag);
87bool pmu_have_event(const char *pname, const char *name);
88
89int perf_pmu__scan_file(struct perf_pmu *pmu, const char *name, const char *fmt, ...) __scanf(3, 4);
 
90
91int perf_pmu__test(void);
92
93struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu);
94
95struct pmu_events_map *perf_pmu__find_map(struct perf_pmu *pmu);
96
97#endif /* __PMU_H */