xref: /openbmc/linux/tools/perf/util/pmu.h (revision 8fdff1dc)
1 #ifndef __PMU_H
2 #define __PMU_H
3 
4 #include <linux/bitops.h>
5 #include <linux/perf_event.h>
6 
7 enum {
8 	PERF_PMU_FORMAT_VALUE_CONFIG,
9 	PERF_PMU_FORMAT_VALUE_CONFIG1,
10 	PERF_PMU_FORMAT_VALUE_CONFIG2,
11 };
12 
13 #define PERF_PMU_FORMAT_BITS 64
14 
15 struct perf_pmu__format {
16 	char *name;
17 	int value;
18 	DECLARE_BITMAP(bits, PERF_PMU_FORMAT_BITS);
19 	struct list_head list;
20 };
21 
22 struct perf_pmu__alias {
23 	char *name;
24 	struct list_head terms;
25 	struct list_head list;
26 };
27 
28 struct perf_pmu {
29 	char *name;
30 	__u32 type;
31 	struct cpu_map *cpus;
32 	struct list_head format;
33 	struct list_head aliases;
34 	struct list_head list;
35 };
36 
37 struct perf_pmu *perf_pmu__find(char *name);
38 int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
39 		     struct list_head *head_terms);
40 int perf_pmu__config_terms(struct list_head *formats,
41 			   struct perf_event_attr *attr,
42 			   struct list_head *head_terms);
43 int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms);
44 struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
45 				struct list_head *head_terms);
46 int perf_pmu_wrap(void);
47 void perf_pmu_error(struct list_head *list, char *name, char const *msg);
48 
49 int perf_pmu__new_format(struct list_head *list, char *name,
50 			 int config, unsigned long *bits);
51 void perf_pmu__set_format(unsigned long *bits, long from, long to);
52 int perf_pmu__format_parse(char *dir, struct list_head *head);
53 
54 struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
55 
56 int perf_pmu__test(void);
57 #endif /* __PMU_H */
58