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3ee350fb8a
To have a more compact way to ask the compiler to perform scanf like argument validation. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-yzqrhfjrn26lqqtwf55egg0h@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
#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 <stdbool.h>
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#include "evsel.h"
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#include "parse-events.h"
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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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struct perf_event_attr;
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struct perf_pmu {
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char *name;
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__u32 type;
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bool selectable;
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struct perf_event_attr *default_config;
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struct 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 list; /* ELEM */
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int (*set_drv_config) (struct perf_evsel_config_term *term);
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};
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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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char *metric_expr;
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char *metric_name;
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};
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struct perf_pmu *perf_pmu__find(const char *name);
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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(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__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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int perf_pmu_wrap(void);
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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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struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
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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 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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#endif /* __PMU_H */
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