1 #ifndef __PERF_PARSE_EVENTS_H 2 #define __PERF_PARSE_EVENTS_H 3 /* 4 * Parse symbolic events/counts passed in as options: 5 */ 6 7 #include <linux/list.h> 8 #include <stdbool.h> 9 #include <linux/types.h> 10 #include <linux/perf_event.h> 11 12 struct list_head; 13 struct perf_evsel; 14 struct perf_evlist; 15 16 struct option; 17 18 struct tracepoint_path { 19 char *system; 20 char *name; 21 struct tracepoint_path *next; 22 }; 23 24 extern struct tracepoint_path *tracepoint_id_to_path(u64 config); 25 extern struct tracepoint_path *tracepoint_name_to_path(const char *name); 26 extern bool have_tracepoints(struct list_head *evlist); 27 28 const char *event_type(int type); 29 30 extern int parse_events_option(const struct option *opt, const char *str, 31 int unset); 32 extern int parse_events(struct perf_evlist *evlist, const char *str); 33 extern int parse_events_terms(struct list_head *terms, const char *str); 34 extern int parse_filter(const struct option *opt, const char *str, int unset); 35 36 #define EVENTS_HELP_MAX (128*1024) 37 38 enum perf_pmu_event_symbol_type { 39 PMU_EVENT_SYMBOL_ERR, /* not a PMU EVENT */ 40 PMU_EVENT_SYMBOL, /* normal style PMU event */ 41 PMU_EVENT_SYMBOL_PREFIX, /* prefix of pre-suf style event */ 42 PMU_EVENT_SYMBOL_SUFFIX, /* suffix of pre-suf style event */ 43 }; 44 45 struct perf_pmu_event_symbol { 46 char *symbol; 47 enum perf_pmu_event_symbol_type type; 48 }; 49 50 enum { 51 PARSE_EVENTS__TERM_TYPE_NUM, 52 PARSE_EVENTS__TERM_TYPE_STR, 53 }; 54 55 enum { 56 PARSE_EVENTS__TERM_TYPE_USER, 57 PARSE_EVENTS__TERM_TYPE_CONFIG, 58 PARSE_EVENTS__TERM_TYPE_CONFIG1, 59 PARSE_EVENTS__TERM_TYPE_CONFIG2, 60 PARSE_EVENTS__TERM_TYPE_NAME, 61 PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD, 62 PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE, 63 }; 64 65 struct parse_events_term { 66 char *config; 67 union { 68 char *str; 69 u64 num; 70 } val; 71 int type_val; 72 int type_term; 73 struct list_head list; 74 bool used; 75 }; 76 77 struct parse_events_evlist { 78 struct list_head list; 79 int idx; 80 int nr_groups; 81 }; 82 83 struct parse_events_terms { 84 struct list_head *terms; 85 }; 86 87 int parse_events__is_hardcoded_term(struct parse_events_term *term); 88 int parse_events_term__num(struct parse_events_term **_term, 89 int type_term, char *config, u64 num); 90 int parse_events_term__str(struct parse_events_term **_term, 91 int type_term, char *config, char *str); 92 int parse_events_term__sym_hw(struct parse_events_term **term, 93 char *config, unsigned idx); 94 int parse_events_term__clone(struct parse_events_term **new, 95 struct parse_events_term *term); 96 void parse_events__free_terms(struct list_head *terms); 97 int parse_events__modifier_event(struct list_head *list, char *str, bool add); 98 int parse_events__modifier_group(struct list_head *list, char *event_mod); 99 int parse_events_name(struct list_head *list, char *name); 100 int parse_events_add_tracepoint(struct list_head *list, int *idx, 101 char *sys, char *event); 102 int parse_events_add_numeric(struct list_head *list, int *idx, 103 u32 type, u64 config, 104 struct list_head *head_config); 105 int parse_events_add_cache(struct list_head *list, int *idx, 106 char *type, char *op_result1, char *op_result2); 107 int parse_events_add_breakpoint(struct list_head *list, int *idx, 108 void *ptr, char *type, u64 len); 109 int parse_events_add_pmu(struct list_head *list, int *idx, 110 char *pmu , struct list_head *head_config); 111 enum perf_pmu_event_symbol_type 112 perf_pmu__parse_check(const char *name); 113 void parse_events__set_leader(char *name, struct list_head *list); 114 void parse_events_update_lists(struct list_head *list_event, 115 struct list_head *list_all); 116 void parse_events_error(void *data, void *scanner, char const *msg); 117 118 void print_events(const char *event_glob, bool name_only); 119 void print_events_type(u8 type); 120 void print_tracepoint_events(const char *subsys_glob, const char *event_glob, 121 bool name_only); 122 int print_hwcache_events(const char *event_glob, bool name_only); 123 extern int is_valid_tracepoint(const char *event_string); 124 125 extern int valid_debugfs_mount(const char *debugfs); 126 127 #endif /* __PERF_PARSE_EVENTS_H */ 128