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