tools/perf/util/evsel_config.h

   1 // SPDX-License-Identifier: GPL-2.0
   2 #ifndef __PERF_EVSEL_CONFIG_H
   3 #define __PERF_EVSEL_CONFIG_H 1
   4
   5 #include <linux/types.h>
   6 #include <stdbool.h>
   7
   8 /*
   9  * The 'struct perf_evsel_config_term' is used to pass event
  10  * specific configuration data to perf_evsel__config routine.
  11  * It is allocated within event parsing and attached to
  12  * perf_evsel::config_terms list head.
  13 */
  14 enum evsel_term_type {
  15         PERF_EVSEL__CONFIG_TERM_PERIOD,
  16         PERF_EVSEL__CONFIG_TERM_FREQ,
  17         PERF_EVSEL__CONFIG_TERM_TIME,
  18         PERF_EVSEL__CONFIG_TERM_CALLGRAPH,
  19         PERF_EVSEL__CONFIG_TERM_STACK_USER,
  20         PERF_EVSEL__CONFIG_TERM_INHERIT,
  21         PERF_EVSEL__CONFIG_TERM_MAX_STACK,
  22         PERF_EVSEL__CONFIG_TERM_MAX_EVENTS,
  23         PERF_EVSEL__CONFIG_TERM_OVERWRITE,
  24         PERF_EVSEL__CONFIG_TERM_DRV_CFG,
  25         PERF_EVSEL__CONFIG_TERM_BRANCH,
  26         PERF_EVSEL__CONFIG_TERM_PERCORE,
  27         PERF_EVSEL__CONFIG_TERM_AUX_OUTPUT,
  28         PERF_EVSEL__CONFIG_TERM_AUX_SAMPLE_SIZE,
  29         PERF_EVSEL__CONFIG_TERM_CFG_CHG,
  30 };
  31
  32 struct perf_evsel_config_term {
  33         struct list_head      list;
  34         enum evsel_term_type  type;
  35         bool                  free_str;
  36         union {
  37                 u64           period;
  38                 u64           freq;
  39                 bool          time;
  40                 u64           stack_user;
  41                 int           max_stack;
  42                 bool          inherit;
  43                 bool          overwrite;
  44                 unsigned long max_events;
  45                 bool          percore;
  46                 bool          aux_output;
  47                 u32           aux_sample_size;
  48                 u64           cfg_chg;
  49                 char          *str;
  50         } val;
  51         bool weak;
  52 };
  53
  54 struct evsel;
  55
  56 struct perf_evsel_config_term *__perf_evsel__get_config_term(struct evsel *evsel,
  57                                                              enum evsel_term_type type);
  58
  59 #define perf_evsel__get_config_term(evsel, type) \
  60         __perf_evsel__get_config_term(evsel, PERF_EVSEL__CONFIG_TERM_ ## type)
  61
  62 #endif // __PERF_EVSEL_CONFIG_H