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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 "types.h"
     10 #include <linux/perf_event.h>
     11 #include "types.h"
     12 
     13 struct list_head;
     14 struct perf_evsel;
     15 struct perf_evlist;
     16 
     17 struct option;
     18 
     19 struct tracepoint_path {
     20 	char *system;
     21 	char *name;
     22 	struct tracepoint_path *next;
     23 };
     24 
     25 extern struct tracepoint_path *tracepoint_id_to_path(u64 config);
     26 extern struct tracepoint_path *tracepoint_name_to_path(const char *name);
     27 extern bool have_tracepoints(struct list_head *evlist);
     28 
     29 const char *event_type(int type);
     30 
     31 extern int parse_events_option(const struct option *opt, const char *str,
     32 			       int unset);
     33 extern int parse_events(struct perf_evlist *evlist, const char *str);
     34 extern int parse_events_terms(struct list_head *terms, const char *str);
     35 extern int parse_filter(const struct option *opt, const char *str, int unset);
     36 
     37 #define EVENTS_HELP_MAX (128*1024)
     38 
     39 enum {
     40 	PARSE_EVENTS__TERM_TYPE_NUM,
     41 	PARSE_EVENTS__TERM_TYPE_STR,
     42 };
     43 
     44 enum {
     45 	PARSE_EVENTS__TERM_TYPE_USER,
     46 	PARSE_EVENTS__TERM_TYPE_CONFIG,
     47 	PARSE_EVENTS__TERM_TYPE_CONFIG1,
     48 	PARSE_EVENTS__TERM_TYPE_CONFIG2,
     49 	PARSE_EVENTS__TERM_TYPE_NAME,
     50 	PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD,
     51 	PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE,
     52 };
     53 
     54 struct parse_events_term {
     55 	char *config;
     56 	union {
     57 		char *str;
     58 		u64  num;
     59 	} val;
     60 	int type_val;
     61 	int type_term;
     62 	struct list_head list;
     63 };
     64 
     65 struct parse_events_evlist {
     66 	struct list_head list;
     67 	int idx;
     68 	int nr_groups;
     69 };
     70 
     71 struct parse_events_terms {
     72 	struct list_head *terms;
     73 };
     74 
     75 int parse_events__is_hardcoded_term(struct parse_events_term *term);
     76 int parse_events_term__num(struct parse_events_term **_term,
     77 			   int type_term, char *config, u64 num);
     78 int parse_events_term__str(struct parse_events_term **_term,
     79 			   int type_term, char *config, char *str);
     80 int parse_events_term__sym_hw(struct parse_events_term **term,
     81 			      char *config, unsigned idx);
     82 int parse_events_term__clone(struct parse_events_term **new,
     83 			     struct parse_events_term *term);
     84 void parse_events__free_terms(struct list_head *terms);
     85 int parse_events__modifier_event(struct list_head *list, char *str, bool add);
     86 int parse_events__modifier_group(struct list_head *list, char *event_mod);
     87 int parse_events_name(struct list_head *list, char *name);
     88 int parse_events_add_tracepoint(struct list_head *list, int *idx,
     89 				char *sys, char *event);
     90 int parse_events_add_numeric(struct list_head *list, int *idx,
     91 			     u32 type, u64 config,
     92 			     struct list_head *head_config);
     93 int parse_events_add_cache(struct list_head *list, int *idx,
     94 			   char *type, char *op_result1, char *op_result2);
     95 int parse_events_add_breakpoint(struct list_head *list, int *idx,
     96 				void *ptr, char *type);
     97 int parse_events_add_pmu(struct list_head *list, int *idx,
     98 			 char *pmu , struct list_head *head_config);
     99 void parse_events__set_leader(char *name, struct list_head *list);
    100 void parse_events_update_lists(struct list_head *list_event,
    101 			       struct list_head *list_all);
    102 void parse_events_error(void *data, void *scanner, char const *msg);
    103 
    104 void print_events(const char *event_glob, bool name_only);
    105 void print_events_type(u8 type);
    106 void print_tracepoint_events(const char *subsys_glob, const char *event_glob,
    107 			     bool name_only);
    108 int print_hwcache_events(const char *event_glob, bool name_only);
    109 extern int is_valid_tracepoint(const char *event_string);
    110 
    111 extern int valid_debugfs_mount(const char *debugfs);
    112 
    113 #endif /* __PERF_PARSE_EVENTS_H */
    114