xref: /linux/tools/perf/util/parse-events.h (revision 5148fa52a12fa1b97c730b2fe321f2aad7ea041c)
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 <stdbool.h>
8 #include "../../../include/linux/perf_event.h"
9 #include "types.h"
10 
11 struct list_head;
12 struct perf_evsel;
13 struct perf_evlist;
14 
15 struct option;
16 
17 struct tracepoint_path {
18 	char *system;
19 	char *name;
20 	struct tracepoint_path *next;
21 };
22 
23 extern struct tracepoint_path *tracepoint_id_to_path(u64 config);
24 extern bool have_tracepoints(struct list_head *evlist);
25 
26 const char *event_type(int type);
27 const char *event_name(struct perf_evsel *event);
28 extern const char *__event_name(int type, u64 config);
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_filter(const struct option *opt, const char *str, int unset);
35 
36 #define EVENTS_HELP_MAX (128*1024)
37 
38 enum {
39 	PARSE_EVENTS__TERM_TYPE_NUM,
40 	PARSE_EVENTS__TERM_TYPE_STR,
41 };
42 
43 enum {
44 	PARSE_EVENTS__TERM_TYPE_USER,
45 	PARSE_EVENTS__TERM_TYPE_CONFIG,
46 	PARSE_EVENTS__TERM_TYPE_CONFIG1,
47 	PARSE_EVENTS__TERM_TYPE_CONFIG2,
48 	PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD,
49 	PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE,
50 };
51 
52 struct parse_events__term {
53 	char *config;
54 	union {
55 		char *str;
56 		long  num;
57 	} val;
58 	int type_val;
59 	int type_term;
60 	struct list_head list;
61 };
62 
63 int parse_events__is_hardcoded_term(struct parse_events__term *term);
64 int parse_events__term_num(struct parse_events__term **_term,
65 			   int type_term, char *config, long num);
66 int parse_events__term_str(struct parse_events__term **_term,
67 			   int type_term, char *config, char *str);
68 void parse_events__free_terms(struct list_head *terms);
69 int parse_events_modifier(struct list_head *list __used, char *str __used);
70 int parse_events_add_tracepoint(struct list_head *list, int *idx,
71 				char *sys, char *event);
72 int parse_events_add_raw(struct perf_evlist *evlist, unsigned long config,
73 			 unsigned long config1, unsigned long config2,
74 			 char *mod);
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 			struct list_head *list_event,
88 			int *idx, char const *msg);
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