tools/perf/util/parse-events.h

   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 "types.h"
  10 #include <linux/perf_event.h>
  11 #include "types.h"
  12
  13 struct list_head;
  14 struct perf_evsel;
  15 struct perf_evlist;
  16
  17 struct option;
  18
  19 struct tracepoint_path {
  20         char *system;
  21         char *name;
  22         struct tracepoint_path *next;
  23 };
  24
  25 extern struct tracepoint_path *tracepoint_id_to_path(u64 config);
  26 extern struct tracepoint_path *tracepoint_name_to_path(const char *name);
  27 extern bool have_tracepoints(struct list_head *evlist);
  28
  29 const char *event_type(int type);
  30
  31 extern int parse_events_option(const struct option *opt, const char *str,
  32                                int unset);
  33 extern int parse_events(struct perf_evlist *evlist, const char *str);
  34 extern int parse_events_terms(struct list_head *terms, const char *str);
  35 extern int parse_filter(const struct option *opt, const char *str, int unset);
  36
  37 #define EVENTS_HELP_MAX (128*1024)
  38
  39 enum {
  40         PARSE_EVENTS__TERM_TYPE_NUM,
  41         PARSE_EVENTS__TERM_TYPE_STR,
  42 };
  43
  44 enum {
  45         PARSE_EVENTS__TERM_TYPE_USER,
  46         PARSE_EVENTS__TERM_TYPE_CONFIG,
  47         PARSE_EVENTS__TERM_TYPE_CONFIG1,
  48         PARSE_EVENTS__TERM_TYPE_CONFIG2,
  49         PARSE_EVENTS__TERM_TYPE_NAME,
  50         PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD,
  51         PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE,
  52 };
  53
  54 struct parse_events_term {
  55         char *config;
  56         union {
  57                 char *str;
  58                 u64  num;
  59         } val;
  60         int type_val;
  61         int type_term;
  62         struct list_head list;
  63 };
  64
  65 struct parse_events_evlist {
  66         struct list_head list;
  67         int idx;
  68         int nr_groups;
  69 };
  70
  71 struct parse_events_terms {
  72         struct list_head *terms;
  73 };
  74
  75 int parse_events__is_hardcoded_term(struct parse_events_term *term);
  76 int parse_events_term__num(struct parse_events_term **_term,
  77                            int type_term, char *config, u64 num);
  78 int parse_events_term__str(struct parse_events_term **_term,
  79                            int type_term, char *config, char *str);
  80 int parse_events_term__sym_hw(struct parse_events_term **term,
  81                               char *config, unsigned idx);
  82 int parse_events_term__clone(struct parse_events_term **new,
  83                              struct parse_events_term *term);
  84 void parse_events__free_terms(struct list_head *terms);
  85 int parse_events__modifier_event(struct list_head *list, char *str, bool add);
  86 int parse_events__modifier_group(struct list_head *list, char *event_mod);
  87 int parse_events_name(struct list_head *list, char *name);
  88 int parse_events_add_tracepoint(struct list_head *list, int *idx,
  89                                 char *sys, char *event);
  90 int parse_events_add_numeric(struct list_head *list, int *idx,
  91                              u32 type, u64 config,
  92                              struct list_head *head_config);
  93 int parse_events_add_cache(struct list_head *list, int *idx,
  94                            char *type, char *op_result1, char *op_result2);
  95 int parse_events_add_breakpoint(struct list_head *list, int *idx,
  96                                 void *ptr, char *type);
  97 int parse_events_add_pmu(struct list_head *list, int *idx,
  98                          char *pmu , struct list_head *head_config);
  99 void parse_events__set_leader(char *name, struct list_head *list);
 100 void parse_events_update_lists(struct list_head *list_event,
 101                                struct list_head *list_all);
 102 void parse_events_error(void *data, void *scanner, char const *msg);
 103
 104 void print_events(const char *event_glob, bool name_only);
 105 void print_events_type(u8 type);
 106 void print_tracepoint_events(const char *subsys_glob, const char *event_glob,
 107                              bool name_only);
 108 int print_hwcache_events(const char *event_glob, bool name_only);
 109 extern int is_valid_tracepoint(const char *event_string);
 110
 111 extern int valid_debugfs_mount(const char *debugfs);
 112
 113 #endif /* __PERF_PARSE_EVENTS_H */