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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 <linux/types.h>
10#include <linux/perf_event.h>
11
12struct list_head;
13struct perf_evsel;
14struct perf_evlist;
15struct parse_events_error;
16
17struct option;
18
19struct tracepoint_path {
20 char *system;
21 char *name;
22 struct tracepoint_path *next;
23};
24
25struct tracepoint_path *tracepoint_id_to_path(u64 config);
26struct tracepoint_path *tracepoint_name_to_path(const char *name);
27bool have_tracepoints(struct list_head *evlist);
28
29const char *event_type(int type);
30
31int parse_events_option(const struct option *opt, const char *str, int unset);
32int parse_events(struct perf_evlist *evlist, const char *str,
33 struct parse_events_error *error);
34int parse_events_terms(struct list_head *terms, const char *str);
35int parse_filter(const struct option *opt, const char *str, int unset);
36int exclude_perf(const struct option *opt, const char *arg, int unset);
37
38#define EVENTS_HELP_MAX (128*1024)
39
40enum perf_pmu_event_symbol_type {
41 PMU_EVENT_SYMBOL_ERR, /* not a PMU EVENT */
42 PMU_EVENT_SYMBOL, /* normal style PMU event */
43 PMU_EVENT_SYMBOL_PREFIX, /* prefix of pre-suf style event */
44 PMU_EVENT_SYMBOL_SUFFIX, /* suffix of pre-suf style event */
45};
46
47struct perf_pmu_event_symbol {
48 char *symbol;
49 enum perf_pmu_event_symbol_type type;
50};
51
52enum {
53 PARSE_EVENTS__TERM_TYPE_NUM,
54 PARSE_EVENTS__TERM_TYPE_STR,
55};
56
57enum {
58 PARSE_EVENTS__TERM_TYPE_USER,
59 PARSE_EVENTS__TERM_TYPE_CONFIG,
60 PARSE_EVENTS__TERM_TYPE_CONFIG1,
61 PARSE_EVENTS__TERM_TYPE_CONFIG2,
62 PARSE_EVENTS__TERM_TYPE_NAME,
63 PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD,
64 PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ,
65 PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE,
66 PARSE_EVENTS__TERM_TYPE_TIME,
67 PARSE_EVENTS__TERM_TYPE_CALLGRAPH,
68 PARSE_EVENTS__TERM_TYPE_STACKSIZE,
69 PARSE_EVENTS__TERM_TYPE_NOINHERIT,
70 PARSE_EVENTS__TERM_TYPE_INHERIT,
71 __PARSE_EVENTS__TERM_TYPE_NR,
72};
73
74struct parse_events_array {
75 size_t nr_ranges;
76 struct {
77 unsigned int start;
78 size_t length;
79 } *ranges;
80};
81
82struct parse_events_term {
83 char *config;
84 struct parse_events_array array;
85 union {
86 char *str;
87 u64 num;
88 } val;
89 int type_val;
90 int type_term;
91 struct list_head list;
92 bool used;
93
94 /* error string indexes for within parsed string */
95 int err_term;
96 int err_val;
97};
98
99struct parse_events_error {
100 int idx; /* index in the parsed string */
101 char *str; /* string to display at the index */
102 char *help; /* optional help string */
103};
104
105struct parse_events_evlist {
106 struct list_head list;
107 int idx;
108 int nr_groups;
109 struct parse_events_error *error;
110 struct perf_evlist *evlist;
111};
112
113struct parse_events_terms {
114 struct list_head *terms;
115};
116
117void parse_events__shrink_config_terms(void);
118int parse_events__is_hardcoded_term(struct parse_events_term *term);
119int parse_events_term__num(struct parse_events_term **term,
120 int type_term, char *config, u64 num,
121 void *loc_term, void *loc_val);
122int parse_events_term__str(struct parse_events_term **term,
123 int type_term, char *config, char *str,
124 void *loc_term, void *loc_val);
125int parse_events_term__sym_hw(struct parse_events_term **term,
126 char *config, unsigned idx);
127int parse_events_term__clone(struct parse_events_term **new,
128 struct parse_events_term *term);
129void parse_events_terms__delete(struct list_head *terms);
130void parse_events_terms__purge(struct list_head *terms);
131void parse_events__clear_array(struct parse_events_array *a);
132int parse_events__modifier_event(struct list_head *list, char *str, bool add);
133int parse_events__modifier_group(struct list_head *list, char *event_mod);
134int parse_events_name(struct list_head *list, char *name);
135int parse_events_add_tracepoint(struct list_head *list, int *idx,
136 char *sys, char *event,
137 struct parse_events_error *error,
138 struct list_head *head_config);
139int parse_events_load_bpf(struct parse_events_evlist *data,
140 struct list_head *list,
141 char *bpf_file_name,
142 bool source,
143 struct list_head *head_config);
144/* Provide this function for perf test */
145struct bpf_object;
146int parse_events_load_bpf_obj(struct parse_events_evlist *data,
147 struct list_head *list,
148 struct bpf_object *obj,
149 struct list_head *head_config);
150int parse_events_add_numeric(struct parse_events_evlist *data,
151 struct list_head *list,
152 u32 type, u64 config,
153 struct list_head *head_config);
154int parse_events_add_cache(struct list_head *list, int *idx,
155 char *type, char *op_result1, char *op_result2,
156 struct parse_events_error *error,
157 struct list_head *head_config);
158int parse_events_add_breakpoint(struct list_head *list, int *idx,
159 void *ptr, char *type, u64 len);
160int parse_events_add_pmu(struct parse_events_evlist *data,
161 struct list_head *list, char *name,
162 struct list_head *head_config);
163enum perf_pmu_event_symbol_type
164perf_pmu__parse_check(const char *name);
165void parse_events__set_leader(char *name, struct list_head *list);
166void parse_events_update_lists(struct list_head *list_event,
167 struct list_head *list_all);
168void parse_events_evlist_error(struct parse_events_evlist *data,
169 int idx, const char *str);
170
171void print_events(const char *event_glob, bool name_only);
172
173struct event_symbol {
174 const char *symbol;
175 const char *alias;
176};
177extern struct event_symbol event_symbols_hw[];
178extern struct event_symbol event_symbols_sw[];
179void print_symbol_events(const char *event_glob, unsigned type,
180 struct event_symbol *syms, unsigned max,
181 bool name_only);
182void print_tracepoint_events(const char *subsys_glob, const char *event_glob,
183 bool name_only);
184int print_hwcache_events(const char *event_glob, bool name_only);
185int is_valid_tracepoint(const char *event_string);
186
187int valid_event_mount(const char *eventfs);
188char *parse_events_formats_error_string(char *additional_terms);
189
190#endif /* __PERF_PARSE_EVENTS_H */
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
9struct list_head;
10struct perf_evsel;
11struct perf_evlist;
12
13struct option;
14
15struct tracepoint_path {
16 char *system;
17 char *name;
18 struct tracepoint_path *next;
19};
20
21extern struct tracepoint_path *tracepoint_id_to_path(u64 config);
22extern bool have_tracepoints(struct list_head *evlist);
23
24const char *event_type(int type);
25const char *event_name(struct perf_evsel *event);
26extern const char *__event_name(int type, u64 config);
27
28extern int parse_events_option(const struct option *opt, const char *str,
29 int unset);
30extern int parse_events(struct perf_evlist *evlist, const char *str,
31 int unset);
32extern int parse_filter(const struct option *opt, const char *str, int unset);
33
34#define EVENTS_HELP_MAX (128*1024)
35
36void print_events(const char *event_glob);
37void print_events_type(u8 type);
38void print_tracepoint_events(const char *subsys_glob, const char *event_glob);
39int print_hwcache_events(const char *event_glob);
40extern int is_valid_tracepoint(const char *event_string);
41
42extern char debugfs_path[];
43extern int valid_debugfs_mount(const char *debugfs);
44
45#endif /* __PERF_PARSE_EVENTS_H */