xref: /openbmc/linux/tools/perf/util/parse-events.h (revision 9f380456)
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 "../../../include/linux/perf_event.h"
8 
9 struct list_head;
10 struct perf_evsel;
11 struct perf_evlist;
12 
13 struct option;
14 
15 struct tracepoint_path {
16 	char *system;
17 	char *name;
18 	struct tracepoint_path *next;
19 };
20 
21 extern struct tracepoint_path *tracepoint_id_to_path(u64 config);
22 extern bool have_tracepoints(struct list_head *evlist);
23 
24 const char *event_type(int type);
25 const char *event_name(struct perf_evsel *event);
26 extern const char *__event_name(int type, u64 config);
27 
28 extern int parse_events_option(const struct option *opt, const char *str,
29 			       int unset);
30 extern int parse_events(struct perf_evlist *evlist, const char *str,
31 			int unset);
32 extern int parse_filter(const struct option *opt, const char *str, int unset);
33 
34 #define EVENTS_HELP_MAX (128*1024)
35 
36 enum {
37 	PARSE_EVENTS__TERM_TYPE_CONFIG,
38 	PARSE_EVENTS__TERM_TYPE_CONFIG1,
39 	PARSE_EVENTS__TERM_TYPE_CONFIG2,
40 	PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD,
41 	PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE,
42 	PARSE_EVENTS__TERM_TYPE_NUM,
43 	PARSE_EVENTS__TERM_TYPE_STR,
44 
45 	PARSE_EVENTS__TERM_TYPE_HARDCODED_MAX =
46 		PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE,
47 };
48 
49 struct parse_events__term {
50 	char *config;
51 	union {
52 		char *str;
53 		long  num;
54 	} val;
55 	int type;
56 
57 	struct list_head list;
58 };
59 
60 int parse_events__is_hardcoded_term(struct parse_events__term *term);
61 int parse_events__new_term(struct parse_events__term **term, int type,
62 			   char *config, char *str, long num);
63 void parse_events__free_terms(struct list_head *terms);
64 int parse_events_modifier(struct list_head *list __used, char *str __used);
65 int parse_events_add_tracepoint(struct list_head *list, int *idx,
66 				char *sys, char *event);
67 int parse_events_add_raw(struct perf_evlist *evlist, unsigned long config,
68 			 unsigned long config1, unsigned long config2,
69 			 char *mod);
70 int parse_events_add_numeric(struct list_head *list, int *idx,
71 			     unsigned long type, unsigned long config,
72 			     struct list_head *head_config);
73 int parse_events_add_cache(struct list_head *list, int *idx,
74 			   char *type, char *op_result1, char *op_result2);
75 int parse_events_add_breakpoint(struct list_head *list, int *idx,
76 				void *ptr, char *type);
77 int parse_events_add_pmu(struct list_head *list, int *idx,
78 			 char *pmu , struct list_head *head_config);
79 void parse_events_update_lists(struct list_head *list_event,
80 			       struct list_head *list_all);
81 void parse_events_error(struct list_head *list_all,
82 			struct list_head *list_event,
83 			int *idx, char const *msg);
84 
85 void print_events(const char *event_glob);
86 void print_events_type(u8 type);
87 void print_tracepoint_events(const char *subsys_glob, const char *event_glob);
88 int print_hwcache_events(const char *event_glob);
89 extern int is_valid_tracepoint(const char *event_string);
90 
91 extern int valid_debugfs_mount(const char *debugfs);
92 
93 #endif /* __PERF_PARSE_EVENTS_H */
94