xref: /linux/tools/perf/util/parse-events.h (revision ce7240e445303de3ca66e6d08f17a2ec278a5bf6)
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 "../../../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 const char *event_name(struct perf_evsel *event);
30 extern const char *__event_name(int type, u64 config);
31 
32 extern int parse_events_option(const struct option *opt, const char *str,
33 			       int unset);
34 extern int parse_events(struct perf_evlist *evlist, const char *str,
35 			int unset);
36 extern int parse_filter(const struct option *opt, const char *str, int unset);
37 
38 #define EVENTS_HELP_MAX (128*1024)
39 
40 enum {
41 	PARSE_EVENTS__TERM_TYPE_NUM,
42 	PARSE_EVENTS__TERM_TYPE_STR,
43 };
44 
45 enum {
46 	PARSE_EVENTS__TERM_TYPE_USER,
47 	PARSE_EVENTS__TERM_TYPE_CONFIG,
48 	PARSE_EVENTS__TERM_TYPE_CONFIG1,
49 	PARSE_EVENTS__TERM_TYPE_CONFIG2,
50 	PARSE_EVENTS__TERM_TYPE_NAME,
51 	PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD,
52 	PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE,
53 };
54 
55 struct parse_events__term {
56 	char *config;
57 	union {
58 		char *str;
59 		long  num;
60 	} val;
61 	int type_val;
62 	int type_term;
63 	struct list_head list;
64 };
65 
66 int parse_events__is_hardcoded_term(struct parse_events__term *term);
67 int parse_events__term_num(struct parse_events__term **_term,
68 			   int type_term, char *config, long num);
69 int parse_events__term_str(struct parse_events__term **_term,
70 			   int type_term, char *config, char *str);
71 void parse_events__free_terms(struct list_head *terms);
72 int parse_events_modifier(struct list_head *list, char *str);
73 int parse_events_add_tracepoint(struct list_head **list, int *idx,
74 				char *sys, char *event);
75 int parse_events_add_numeric(struct list_head **list, int *idx,
76 			     unsigned long type, unsigned long config,
77 			     struct list_head *head_config);
78 int parse_events_add_cache(struct list_head **list, int *idx,
79 			   char *type, char *op_result1, char *op_result2);
80 int parse_events_add_breakpoint(struct list_head **list, int *idx,
81 				void *ptr, char *type);
82 int parse_events_add_pmu(struct list_head **list, int *idx,
83 			 char *pmu , struct list_head *head_config);
84 void parse_events_update_lists(struct list_head *list_event,
85 			       struct list_head *list_all);
86 void parse_events_error(struct list_head *list_all,
87 			int *idx, char const *msg);
88 int parse_events__test(void);
89 
90 void print_events(const char *event_glob);
91 void print_events_type(u8 type);
92 void print_tracepoint_events(const char *subsys_glob, const char *event_glob);
93 int print_hwcache_events(const char *event_glob);
94 extern int is_valid_tracepoint(const char *event_string);
95 
96 extern int valid_debugfs_mount(const char *debugfs);
97 
98 #endif /* __PERF_PARSE_EVENTS_H */
99