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 <linux/types.h>
10#include <linux/perf_event.h>
11
12struct list_head;
13struct perf_evsel;
14struct perf_evlist;
15
16struct option;
17
18struct tracepoint_path {
19	char *system;
20	char *name;
21	struct tracepoint_path *next;
22};
23
24extern struct tracepoint_path *tracepoint_id_to_path(u64 config);
25extern struct tracepoint_path *tracepoint_name_to_path(const char *name);
26extern bool have_tracepoints(struct list_head *evlist);
27
28const char *event_type(int type);
29
30extern int parse_events_option(const struct option *opt, const char *str,
31			       int unset);
32extern int parse_events(struct perf_evlist *evlist, const char *str);
33extern int parse_events_terms(struct list_head *terms, const char *str);
34extern int parse_filter(const struct option *opt, const char *str, int unset);
35
36#define EVENTS_HELP_MAX (128*1024)
37
38enum perf_pmu_event_symbol_type {
39	PMU_EVENT_SYMBOL_ERR,		/* not a PMU EVENT */
40	PMU_EVENT_SYMBOL,		/* normal style PMU event */
41	PMU_EVENT_SYMBOL_PREFIX,	/* prefix of pre-suf style event */
42	PMU_EVENT_SYMBOL_SUFFIX,	/* suffix of pre-suf style event */
43};
44
45struct perf_pmu_event_symbol {
46	char	*symbol;
47	enum perf_pmu_event_symbol_type	type;
48};
49
50enum {
51	PARSE_EVENTS__TERM_TYPE_NUM,
52	PARSE_EVENTS__TERM_TYPE_STR,
53};
54
55enum {
56	PARSE_EVENTS__TERM_TYPE_USER,
57	PARSE_EVENTS__TERM_TYPE_CONFIG,
58	PARSE_EVENTS__TERM_TYPE_CONFIG1,
59	PARSE_EVENTS__TERM_TYPE_CONFIG2,
60	PARSE_EVENTS__TERM_TYPE_NAME,
61	PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD,
62	PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE,
63};
64
65struct parse_events_term {
66	char *config;
67	union {
68		char *str;
69		u64  num;
70	} val;
71	int type_val;
72	int type_term;
73	struct list_head list;
74	bool used;
75};
76
77struct parse_events_evlist {
78	struct list_head list;
79	int idx;
80	int nr_groups;
81};
82
83struct parse_events_terms {
84	struct list_head *terms;
85};
86
87int parse_events__is_hardcoded_term(struct parse_events_term *term);
88int parse_events_term__num(struct parse_events_term **_term,
89			   int type_term, char *config, u64 num);
90int parse_events_term__str(struct parse_events_term **_term,
91			   int type_term, char *config, char *str);
92int parse_events_term__sym_hw(struct parse_events_term **term,
93			      char *config, unsigned idx);
94int parse_events_term__clone(struct parse_events_term **new,
95			     struct parse_events_term *term);
96void parse_events__free_terms(struct list_head *terms);
97int parse_events__modifier_event(struct list_head *list, char *str, bool add);
98int parse_events__modifier_group(struct list_head *list, char *event_mod);
99int parse_events_name(struct list_head *list, char *name);
100int parse_events_add_tracepoint(struct list_head *list, int *idx,
101				char *sys, char *event);
102int parse_events_add_numeric(struct list_head *list, int *idx,
103			     u32 type, u64 config,
104			     struct list_head *head_config);
105int parse_events_add_cache(struct list_head *list, int *idx,
106			   char *type, char *op_result1, char *op_result2);
107int parse_events_add_breakpoint(struct list_head *list, int *idx,
108				void *ptr, char *type, u64 len);
109int parse_events_add_pmu(struct list_head *list, int *idx,
110			 char *pmu , struct list_head *head_config);
111enum perf_pmu_event_symbol_type
112perf_pmu__parse_check(const char *name);
113void parse_events__set_leader(char *name, struct list_head *list);
114void parse_events_update_lists(struct list_head *list_event,
115			       struct list_head *list_all);
116void parse_events_error(void *data, void *scanner, char const *msg);
117
118void print_events(const char *event_glob, bool name_only);
119
120struct event_symbol {
121	const char	*symbol;
122	const char	*alias;
123};
124extern struct event_symbol event_symbols_hw[];
125extern struct event_symbol event_symbols_sw[];
126void print_symbol_events(const char *event_glob, unsigned type,
127				struct event_symbol *syms, unsigned max,
128				bool name_only);
129void print_tracepoint_events(const char *subsys_glob, const char *event_glob,
130			     bool name_only);
131int print_hwcache_events(const char *event_glob, bool name_only);
132extern int is_valid_tracepoint(const char *event_string);
133
134int valid_event_mount(const char *eventfs);
135
136#endif /* __PERF_PARSE_EVENTS_H */
137