perf/util/evsel_config.h

0001 // SPDX-License-Identifier: GPL-2.0
0002 #ifndef __PERF_EVSEL_CONFIG_H
0003 #define __PERF_EVSEL_CONFIG_H 1
0004
0005 #include <linux/types.h>
0006 #include <stdbool.h>
0007
0008 /*
0009  * The 'struct evsel_config_term' is used to pass event
0010  * specific configuration data to evsel__config routine.
0011  * It is allocated within event parsing and attached to
0012  * evsel::config_terms list head.
0013 */
0014 enum evsel_term_type {
0015     EVSEL__CONFIG_TERM_PERIOD,
0016     EVSEL__CONFIG_TERM_FREQ,
0017     EVSEL__CONFIG_TERM_TIME,
0018     EVSEL__CONFIG_TERM_CALLGRAPH,
0019     EVSEL__CONFIG_TERM_STACK_USER,
0020     EVSEL__CONFIG_TERM_INHERIT,
0021     EVSEL__CONFIG_TERM_MAX_STACK,
0022     EVSEL__CONFIG_TERM_MAX_EVENTS,
0023     EVSEL__CONFIG_TERM_OVERWRITE,
0024     EVSEL__CONFIG_TERM_DRV_CFG,
0025     EVSEL__CONFIG_TERM_BRANCH,
0026     EVSEL__CONFIG_TERM_PERCORE,
0027     EVSEL__CONFIG_TERM_AUX_OUTPUT,
0028     EVSEL__CONFIG_TERM_AUX_SAMPLE_SIZE,
0029     EVSEL__CONFIG_TERM_CFG_CHG,
0030 };
0031
0032 struct evsel_config_term {
0033     struct list_head      list;
0034     enum evsel_term_type  type;
0035     bool              free_str;
0036     union {
0037         u64       period;
0038         u64       freq;
0039         bool          time;
0040         u64       stack_user;
0041         int       max_stack;
0042         bool          inherit;
0043         bool          overwrite;
0044         unsigned long max_events;
0045         bool          percore;
0046         bool          aux_output;
0047         u32       aux_sample_size;
0048         u64       cfg_chg;
0049         char          *str;
0050     } val;
0051     bool weak;
0052 };
0053
0054 struct evsel;
0055
0056 struct evsel_config_term *__evsel__get_config_term(struct evsel *evsel, enum evsel_term_type type);
0057
0058 #define evsel__get_config_term(evsel, type) \
0059     __evsel__get_config_term(evsel, EVSEL__CONFIG_TERM_ ## type)
0060
0061 #endif // __PERF_EVSEL_CONFIG_H