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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /tools/perf/util/pmu.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/util/pmu.h')
-rw-r--r--tools/perf/util/pmu.h98
1 files changed, 98 insertions, 0 deletions
diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
new file mode 100644
index 000000000..21335425f
--- /dev/null
+++ b/tools/perf/util/pmu.h
@@ -0,0 +1,98 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PMU_H
+#define __PMU_H
+
+#include <linux/bitmap.h>
+#include <linux/compiler.h>
+#include <linux/perf_event.h>
+#include <stdbool.h>
+#include "evsel.h"
+#include "parse-events.h"
+
+enum {
+ PERF_PMU_FORMAT_VALUE_CONFIG,
+ PERF_PMU_FORMAT_VALUE_CONFIG1,
+ PERF_PMU_FORMAT_VALUE_CONFIG2,
+};
+
+#define PERF_PMU_FORMAT_BITS 64
+
+struct perf_event_attr;
+
+struct perf_pmu {
+ char *name;
+ __u32 type;
+ bool selectable;
+ bool is_uncore;
+ struct perf_event_attr *default_config;
+ struct cpu_map *cpus;
+ struct list_head format; /* HEAD struct perf_pmu_format -> list */
+ struct list_head aliases; /* HEAD struct perf_pmu_alias -> list */
+ struct list_head list; /* ELEM */
+ int (*set_drv_config) (struct perf_evsel_config_term *term);
+};
+
+struct perf_pmu_info {
+ const char *unit;
+ const char *metric_expr;
+ const char *metric_name;
+ double scale;
+ bool per_pkg;
+ bool snapshot;
+};
+
+#define UNIT_MAX_LEN 31 /* max length for event unit name */
+
+struct perf_pmu_alias {
+ char *name;
+ char *desc;
+ char *long_desc;
+ char *topic;
+ char *str;
+ struct list_head terms; /* HEAD struct parse_events_term -> list */
+ struct list_head list; /* ELEM */
+ char unit[UNIT_MAX_LEN+1];
+ double scale;
+ bool per_pkg;
+ bool snapshot;
+ char *metric_expr;
+ char *metric_name;
+};
+
+struct perf_pmu *perf_pmu__find(const char *name);
+int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr,
+ struct list_head *head_terms,
+ struct parse_events_error *error);
+int perf_pmu__config_terms(struct list_head *formats,
+ struct perf_event_attr *attr,
+ struct list_head *head_terms,
+ bool zero, struct parse_events_error *error);
+__u64 perf_pmu__format_bits(struct list_head *formats, const char *name);
+int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms,
+ struct perf_pmu_info *info);
+struct list_head *perf_pmu__alias(struct perf_pmu *pmu,
+ struct list_head *head_terms);
+int perf_pmu_wrap(void);
+void perf_pmu_error(struct list_head *list, char *name, char const *msg);
+
+int perf_pmu__new_format(struct list_head *list, char *name,
+ int config, unsigned long *bits);
+void perf_pmu__set_format(unsigned long *bits, long from, long to);
+int perf_pmu__format_parse(char *dir, struct list_head *head);
+void perf_pmu__del_formats(struct list_head *formats);
+
+struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu);
+
+void print_pmu_events(const char *event_glob, bool name_only, bool quiet,
+ bool long_desc, bool details_flag);
+bool pmu_have_event(const char *pname, const char *name);
+
+int perf_pmu__scan_file(struct perf_pmu *pmu, const char *name, const char *fmt, ...) __scanf(3, 4);
+
+int perf_pmu__test(void);
+
+struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu);
+
+struct pmu_events_map *perf_pmu__find_map(struct perf_pmu *pmu);
+
+#endif /* __PMU_H */