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148 lines
4.5 KiB
148 lines
4.5 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef __PMU_H |
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#define __PMU_H |
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#include <linux/bitmap.h> |
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#include <linux/compiler.h> |
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#include <linux/perf_event.h> |
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#include <linux/list.h> |
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#include <stdbool.h> |
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#include "parse-events.h" |
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#include "pmu-events/pmu-events.h" |
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struct evsel_config_term; |
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struct perf_cpu_map; |
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enum { |
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PERF_PMU_FORMAT_VALUE_CONFIG, |
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PERF_PMU_FORMAT_VALUE_CONFIG1, |
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PERF_PMU_FORMAT_VALUE_CONFIG2, |
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}; |
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#define PERF_PMU_FORMAT_BITS 64 |
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#define EVENT_SOURCE_DEVICE_PATH "/bus/event_source/devices/" |
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#define CPUS_TEMPLATE_CPU "%s/bus/event_source/devices/%s/cpus" |
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#define MAX_PMU_NAME_LEN 128 |
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struct perf_event_attr; |
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struct perf_pmu_caps { |
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char *name; |
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char *value; |
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struct list_head list; |
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}; |
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struct perf_pmu { |
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char *name; |
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char *alias_name; |
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char *id; |
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__u32 type; |
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bool selectable; |
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bool is_uncore; |
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bool is_hybrid; |
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bool auxtrace; |
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int max_precise; |
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struct perf_event_attr *default_config; |
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struct perf_cpu_map *cpus; |
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struct list_head format; /* HEAD struct perf_pmu_format -> list */ |
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struct list_head aliases; /* HEAD struct perf_pmu_alias -> list */ |
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struct list_head caps; /* HEAD struct perf_pmu_caps -> list */ |
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struct list_head list; /* ELEM */ |
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struct list_head hybrid_list; |
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}; |
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extern struct perf_pmu perf_pmu__fake; |
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struct perf_pmu_info { |
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const char *unit; |
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const char *metric_expr; |
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const char *metric_name; |
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double scale; |
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bool per_pkg; |
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bool snapshot; |
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}; |
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#define UNIT_MAX_LEN 31 /* max length for event unit name */ |
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struct perf_pmu_alias { |
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char *name; |
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char *desc; |
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char *long_desc; |
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char *topic; |
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char *str; |
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struct list_head terms; /* HEAD struct parse_events_term -> list */ |
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struct list_head list; /* ELEM */ |
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char unit[UNIT_MAX_LEN+1]; |
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double scale; |
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bool per_pkg; |
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bool snapshot; |
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bool deprecated; |
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char *metric_expr; |
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char *metric_name; |
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char *pmu_name; |
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}; |
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struct perf_pmu *perf_pmu__find(const char *name); |
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struct perf_pmu *perf_pmu__find_by_type(unsigned int type); |
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void pmu_add_sys_aliases(struct list_head *head, struct perf_pmu *pmu); |
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int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr, |
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struct list_head *head_terms, |
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struct parse_events_error *error); |
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int perf_pmu__config_terms(const char *pmu_name, struct list_head *formats, |
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struct perf_event_attr *attr, |
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struct list_head *head_terms, |
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bool zero, struct parse_events_error *error); |
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__u64 perf_pmu__format_bits(struct list_head *formats, const char *name); |
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int perf_pmu__format_type(struct list_head *formats, const char *name); |
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int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms, |
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struct perf_pmu_info *info); |
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struct list_head *perf_pmu__alias(struct perf_pmu *pmu, |
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struct list_head *head_terms); |
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void perf_pmu_error(struct list_head *list, char *name, char const *msg); |
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int perf_pmu__new_format(struct list_head *list, char *name, |
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int config, unsigned long *bits); |
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void perf_pmu__set_format(unsigned long *bits, long from, long to); |
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int perf_pmu__format_parse(char *dir, struct list_head *head); |
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void perf_pmu__del_formats(struct list_head *formats); |
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struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu); |
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bool is_pmu_core(const char *name); |
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void print_pmu_events(const char *event_glob, bool name_only, bool quiet, |
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bool long_desc, bool details_flag, |
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bool deprecated); |
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bool pmu_have_event(const char *pname, const char *name); |
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int perf_pmu__scan_file(struct perf_pmu *pmu, const char *name, const char *fmt, ...) __scanf(3, 4); |
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int perf_pmu__test(void); |
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struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu); |
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void pmu_add_cpu_aliases_map(struct list_head *head, struct perf_pmu *pmu, |
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struct pmu_events_map *map); |
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struct pmu_events_map *perf_pmu__find_map(struct perf_pmu *pmu); |
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struct pmu_events_map *pmu_events_map__find(void); |
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bool pmu_uncore_alias_match(const char *pmu_name, const char *name); |
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void perf_pmu_free_alias(struct perf_pmu_alias *alias); |
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typedef int (*pmu_sys_event_iter_fn)(struct pmu_event *pe, void *data); |
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void pmu_for_each_sys_event(pmu_sys_event_iter_fn fn, void *data); |
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int perf_pmu__convert_scale(const char *scale, char **end, double *sval); |
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int perf_pmu__caps_parse(struct perf_pmu *pmu); |
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void perf_pmu__warn_invalid_config(struct perf_pmu *pmu, __u64 config, |
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char *name); |
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bool perf_pmu__has_hybrid(void); |
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int perf_pmu__match(char *pattern, char *name, char *tok); |
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int perf_pmu__cpus_match(struct perf_pmu *pmu, struct perf_cpu_map *cpus, |
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struct perf_cpu_map **mcpus_ptr, |
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struct perf_cpu_map **ucpus_ptr); |
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char *pmu_find_real_name(const char *name); |
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char *pmu_find_alias_name(const char *name); |
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#endif /* __PMU_H */
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