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parse-events.h
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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 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  int unset);
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_data__events {
66  struct list_head list;
67  int idx;
68 };
69 
70 struct parse_events_data__terms {
71  struct list_head *terms;
72 };
73 
74 int parse_events__is_hardcoded_term(struct parse_events__term *term);
75 int parse_events__term_num(struct parse_events__term **_term,
76  int type_term, char *config, u64 num);
77 int parse_events__term_str(struct parse_events__term **_term,
78  int type_term, char *config, char *str);
79 int parse_events__term_clone(struct parse_events__term **new,
80  struct parse_events__term *term);
81 void parse_events__free_terms(struct list_head *terms);
82 int parse_events__modifier_event(struct list_head *list, char *str, bool add);
83 int parse_events__modifier_group(struct list_head *list, char *event_mod);
84 int parse_events_name(struct list_head *list, char *name);
85 int parse_events_add_tracepoint(struct list_head **list, int *idx,
86  char *sys, char *event);
87 int parse_events_add_numeric(struct list_head **list, int *idx,
88  u32 type, u64 config,
89  struct list_head *head_config);
90 int parse_events_add_cache(struct list_head **list, int *idx,
91  char *type, char *op_result1, char *op_result2);
92 int parse_events_add_breakpoint(struct list_head **list, int *idx,
93  void *ptr, char *type);
94 int parse_events_add_pmu(struct list_head **list, int *idx,
95  char *pmu , struct list_head *head_config);
96 void parse_events__set_leader(char *name, struct list_head *list);
97 void parse_events_update_lists(struct list_head *list_event,
98  struct list_head *list_all);
99 void parse_events_error(void *data, void *scanner, char const *msg);
100 int parse_events__test(void);
101 
102 void print_events(const char *event_glob, bool name_only);
103 void print_events_type(u8 type);
104 void print_tracepoint_events(const char *subsys_glob, const char *event_glob,
105  bool name_only);
106 int print_hwcache_events(const char *event_glob, bool name_only);
107 extern int is_valid_tracepoint(const char *event_string);
108 
109 extern int valid_debugfs_mount(const char *debugfs);
110 
111 #endif /* __PERF_PARSE_EVENTS_H */
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