xref: /linux/tools/perf/util/pmu.h (revision c5aec4c76af1a2d89ee2f2d4d5463b2ad2d85de5)
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 
8 enum {
9 	PERF_PMU_FORMAT_VALUE_CONFIG,
10 	PERF_PMU_FORMAT_VALUE_CONFIG1,
11 	PERF_PMU_FORMAT_VALUE_CONFIG2,
12 };
13 
14 #define PERF_PMU_FORMAT_BITS 64
15 
16 struct perf_pmu {
17 	char *name;
18 	__u32 type;
19 	struct cpu_map *cpus;
20 	struct list_head format;
21 	struct list_head aliases;
22 	struct list_head list;
23 };
24 
25 struct perf_pmu *perf_pmu__find(const char *name);
26 int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
27 		     struct list_head *head_terms);
28 int perf_pmu__config_terms(struct list_head *formats,
29 			   struct perf_event_attr *attr,
30 			   struct list_head *head_terms);
31 int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
32 			  const char **unit, double *scale);
33 struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
34 				  struct list_head *head_terms);
35 int perf_pmu_wrap(void);
36 void perf_pmu_error(struct list_head *list, char *name, char const *msg);
37 
38 int perf_pmu__new_format(struct list_head *list, char *name,
39 			 int config, unsigned long *bits);
40 void perf_pmu__set_format(unsigned long *bits, long from, long to);
41 int perf_pmu__format_parse(char *dir, struct list_head *head);
42 
43 struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
44 
45 void print_pmu_events(const char *event_glob, bool name_only);
46 bool pmu_have_event(const char *pname, const char *name);
47 
48 int perf_pmu__test(void);
49 #endif /* __PMU_H */
50