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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
8b40f521 JK |
2 | #ifndef __PERF_PARSE_EVENTS_H |
3 | #define __PERF_PARSE_EVENTS_H | |
5242519b IM |
4 | /* |
5 | * Parse symbolic events/counts passed in as options: | |
6 | */ | |
7 | ||
f50246e2 | 8 | #include <linux/list.h> |
c651214e | 9 | #include <stdbool.h> |
d944c4ee | 10 | #include <linux/types.h> |
d2709c7c | 11 | #include <linux/perf_event.h> |
af9100ad | 12 | #include <string.h> |
69aad6f1 ACM |
13 | |
14 | struct list_head; | |
15 | struct perf_evsel; | |
f120f9d5 | 16 | struct perf_evlist; |
b39b8393 | 17 | struct parse_events_error; |
69aad6f1 | 18 | |
5beeded1 JB |
19 | struct option; |
20 | ||
1ef2ed10 FW |
21 | struct tracepoint_path { |
22 | char *system; | |
23 | char *name; | |
24 | struct tracepoint_path *next; | |
25 | }; | |
26 | ||
3938bad4 ACM |
27 | struct tracepoint_path *tracepoint_id_to_path(u64 config); |
28 | struct tracepoint_path *tracepoint_name_to_path(const char *name); | |
29 | bool have_tracepoints(struct list_head *evlist); | |
1ef2ed10 | 30 | |
1424dc96 | 31 | const char *event_type(int type); |
8ad8db37 | 32 | |
3938bad4 ACM |
33 | int parse_events_option(const struct option *opt, const char *str, int unset); |
34 | int parse_events(struct perf_evlist *evlist, const char *str, | |
35 | struct parse_events_error *error); | |
36 | int parse_events_terms(struct list_head *terms, const char *str); | |
37 | int parse_filter(const struct option *opt, const char *str, int unset); | |
38 | int exclude_perf(const struct option *opt, const char *arg, int unset); | |
8ad8db37 IM |
39 | |
40 | #define EVENTS_HELP_MAX (128*1024) | |
41 | ||
dcb4e102 KL |
42 | enum perf_pmu_event_symbol_type { |
43 | PMU_EVENT_SYMBOL_ERR, /* not a PMU EVENT */ | |
44 | PMU_EVENT_SYMBOL, /* normal style PMU event */ | |
45 | PMU_EVENT_SYMBOL_PREFIX, /* prefix of pre-suf style event */ | |
46 | PMU_EVENT_SYMBOL_SUFFIX, /* suffix of pre-suf style event */ | |
47 | }; | |
48 | ||
49 | struct perf_pmu_event_symbol { | |
50 | char *symbol; | |
51 | enum perf_pmu_event_symbol_type type; | |
52 | }; | |
53 | ||
8f707d84 | 54 | enum { |
16fa7e82 JO |
55 | PARSE_EVENTS__TERM_TYPE_NUM, |
56 | PARSE_EVENTS__TERM_TYPE_STR, | |
57 | }; | |
58 | ||
59 | enum { | |
60 | PARSE_EVENTS__TERM_TYPE_USER, | |
8f707d84 JO |
61 | PARSE_EVENTS__TERM_TYPE_CONFIG, |
62 | PARSE_EVENTS__TERM_TYPE_CONFIG1, | |
63 | PARSE_EVENTS__TERM_TYPE_CONFIG2, | |
6b5fc39b | 64 | PARSE_EVENTS__TERM_TYPE_NAME, |
8f707d84 | 65 | PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD, |
09af2a55 | 66 | PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ, |
8f707d84 | 67 | PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE, |
32067712 | 68 | PARSE_EVENTS__TERM_TYPE_TIME, |
d457c963 KL |
69 | PARSE_EVENTS__TERM_TYPE_CALLGRAPH, |
70 | PARSE_EVENTS__TERM_TYPE_STACKSIZE, | |
374ce938 | 71 | PARSE_EVENTS__TERM_TYPE_NOINHERIT, |
17cb5f84 | 72 | PARSE_EVENTS__TERM_TYPE_INHERIT, |
792d48b4 | 73 | PARSE_EVENTS__TERM_TYPE_MAX_STACK, |
626a6b78 WN |
74 | PARSE_EVENTS__TERM_TYPE_NOOVERWRITE, |
75 | PARSE_EVENTS__TERM_TYPE_OVERWRITE, | |
dd60fba7 | 76 | PARSE_EVENTS__TERM_TYPE_DRV_CFG, |
17cb5f84 | 77 | __PARSE_EVENTS__TERM_TYPE_NR, |
8f707d84 JO |
78 | }; |
79 | ||
2d055bf2 WN |
80 | struct parse_events_array { |
81 | size_t nr_ranges; | |
82 | struct { | |
83 | unsigned int start; | |
84 | size_t length; | |
85 | } *ranges; | |
86 | }; | |
87 | ||
6cee6cd3 | 88 | struct parse_events_term { |
8f707d84 | 89 | char *config; |
2d055bf2 | 90 | struct parse_events_array array; |
8f707d84 JO |
91 | union { |
92 | char *str; | |
b527bab5 | 93 | u64 num; |
8f707d84 | 94 | } val; |
16fa7e82 JO |
95 | int type_val; |
96 | int type_term; | |
8f707d84 | 97 | struct list_head list; |
688d4dfc | 98 | bool used; |
99e7138e | 99 | bool no_value; |
cecf3a2e JO |
100 | |
101 | /* error string indexes for within parsed string */ | |
102 | int err_term; | |
103 | int err_val; | |
59622fd4 AK |
104 | |
105 | /* Coming from implicit alias */ | |
106 | bool weak; | |
8f707d84 JO |
107 | }; |
108 | ||
b39b8393 JO |
109 | struct parse_events_error { |
110 | int idx; /* index in the parsed string */ | |
111 | char *str; /* string to display at the index */ | |
112 | char *help; /* optional help string */ | |
113 | }; | |
114 | ||
5d369a75 | 115 | struct parse_events_state { |
b39b8393 JO |
116 | struct list_head list; |
117 | int idx; | |
118 | int nr_groups; | |
119 | struct parse_events_error *error; | |
7630b3e2 | 120 | struct perf_evlist *evlist; |
d17d0878 | 121 | struct list_head *terms; |
90e2b22d JO |
122 | }; |
123 | ||
1669e509 | 124 | void parse_events__shrink_config_terms(void); |
6cee6cd3 | 125 | int parse_events__is_hardcoded_term(struct parse_events_term *term); |
bb78ce7d AH |
126 | int parse_events_term__num(struct parse_events_term **term, |
127 | int type_term, char *config, u64 num, | |
99e7138e | 128 | bool novalue, |
bb78ce7d AH |
129 | void *loc_term, void *loc_val); |
130 | int parse_events_term__str(struct parse_events_term **term, | |
131 | int type_term, char *config, char *str, | |
132 | void *loc_term, void *loc_val); | |
6cee6cd3 | 133 | int parse_events_term__sym_hw(struct parse_events_term **term, |
1d33d6dc | 134 | char *config, unsigned idx); |
6cee6cd3 ACM |
135 | int parse_events_term__clone(struct parse_events_term **new, |
136 | struct parse_events_term *term); | |
2146afc6 | 137 | void parse_events_terms__delete(struct list_head *terms); |
fc0a2c1d | 138 | void parse_events_terms__purge(struct list_head *terms); |
2d055bf2 | 139 | void parse_events__clear_array(struct parse_events_array *a); |
f5b1135b | 140 | int parse_events__modifier_event(struct list_head *list, char *str, bool add); |
89efb029 | 141 | int parse_events__modifier_group(struct list_head *list, char *event_mod); |
ac2ba9f3 | 142 | int parse_events_name(struct list_head *list, char *name); |
c5cd8ac0 | 143 | int parse_events_add_tracepoint(struct list_head *list, int *idx, |
8c619d6a | 144 | const char *sys, const char *event, |
e637d177 HK |
145 | struct parse_events_error *error, |
146 | struct list_head *head_config); | |
5d9cdc11 | 147 | int parse_events_load_bpf(struct parse_events_state *parse_state, |
84c86ca1 | 148 | struct list_head *list, |
d509db04 | 149 | char *bpf_file_name, |
a34f3be7 WN |
150 | bool source, |
151 | struct list_head *head_config); | |
84c86ca1 WN |
152 | /* Provide this function for perf test */ |
153 | struct bpf_object; | |
5d9cdc11 | 154 | int parse_events_load_bpf_obj(struct parse_events_state *parse_state, |
84c86ca1 | 155 | struct list_head *list, |
95088a59 WN |
156 | struct bpf_object *obj, |
157 | struct list_head *head_config); | |
5d9cdc11 | 158 | int parse_events_add_numeric(struct parse_events_state *parse_state, |
87d650be | 159 | struct list_head *list, |
b527bab5 | 160 | u32 type, u64 config, |
8f707d84 | 161 | struct list_head *head_config); |
c5cd8ac0 | 162 | int parse_events_add_cache(struct list_head *list, int *idx, |
43d0b978 WN |
163 | char *type, char *op_result1, char *op_result2, |
164 | struct parse_events_error *error, | |
165 | struct list_head *head_config); | |
c5cd8ac0 | 166 | int parse_events_add_breakpoint(struct list_head *list, int *idx, |
3741eb9f | 167 | void *ptr, char *type, u64 len); |
5d9cdc11 | 168 | int parse_events_add_pmu(struct parse_events_state *parse_state, |
36adec85 | 169 | struct list_head *list, char *name, |
3cdc5c2c KL |
170 | struct list_head *head_config, |
171 | bool auto_merge_stats, | |
172 | bool use_alias); | |
2073ad33 | 173 | |
5d9cdc11 | 174 | int parse_events_multi_pmu_add(struct parse_events_state *parse_state, |
2073ad33 AK |
175 | char *str, |
176 | struct list_head **listp); | |
177 | ||
8255718f AK |
178 | int parse_events_copy_term_list(struct list_head *old, |
179 | struct list_head **new); | |
180 | ||
dcb4e102 KL |
181 | enum perf_pmu_event_symbol_type |
182 | perf_pmu__parse_check(const char *name); | |
3cdc5c2c KL |
183 | void parse_events__set_leader(char *name, struct list_head *list, |
184 | struct parse_events_state *parse_state); | |
5d7be90e JO |
185 | void parse_events_update_lists(struct list_head *list_event, |
186 | struct list_head *list_all); | |
5d9cdc11 | 187 | void parse_events_evlist_error(struct parse_events_state *parse_state, |
b39b8393 | 188 | int idx, const char *str); |
89812fc8 | 189 | |
c8d6828a | 190 | void print_events(const char *event_glob, bool name_only, bool quiet, |
bf874fcf | 191 | bool long_desc, bool details_flag); |
705750f2 YS |
192 | |
193 | struct event_symbol { | |
194 | const char *symbol; | |
195 | const char *alias; | |
196 | }; | |
197 | extern struct event_symbol event_symbols_hw[]; | |
198 | extern struct event_symbol event_symbols_sw[]; | |
199 | void print_symbol_events(const char *event_glob, unsigned type, | |
200 | struct event_symbol *syms, unsigned max, | |
201 | bool name_only); | |
a3277d2d FW |
202 | void print_tracepoint_events(const char *subsys_glob, const char *event_glob, |
203 | bool name_only); | |
204 | int print_hwcache_events(const char *event_glob, bool name_only); | |
40218dae MH |
205 | void print_sdt_events(const char *subsys_glob, const char *event_glob, |
206 | bool name_only); | |
3938bad4 | 207 | int is_valid_tracepoint(const char *event_string); |
8ad8db37 | 208 | |
23773ca1 | 209 | int valid_event_mount(const char *eventfs); |
ffeb883e | 210 | char *parse_events_formats_error_string(char *additional_terms); |
5beeded1 | 211 | |
333b5665 AK |
212 | void parse_events_print_error(struct parse_events_error *err, |
213 | const char *event); | |
214 | ||
af9100ad RB |
215 | #ifdef HAVE_LIBELF_SUPPORT |
216 | /* | |
217 | * If the probe point starts with '%', | |
218 | * or starts with "sdt_" and has a ':' but no '=', | |
219 | * then it should be a SDT/cached probe point. | |
220 | */ | |
221 | static inline bool is_sdt_event(char *str) | |
222 | { | |
223 | return (str[0] == '%' || | |
224 | (!strncmp(str, "sdt_", 4) && | |
225 | !!strchr(str, ':') && !strchr(str, '='))); | |
226 | } | |
227 | #else | |
228 | static inline bool is_sdt_event(char *str __maybe_unused) | |
229 | { | |
230 | return false; | |
231 | } | |
232 | #endif /* HAVE_LIBELF_SUPPORT */ | |
233 | ||
8b40f521 | 234 | #endif /* __PERF_PARSE_EVENTS_H */ |