[deliverable/linux.git] / tools / perf / util / evlist.h

#ifndef __PERF_EVLIST_H
#define __PERF_EVLIST_H 1

#include <linux/list.h>
#include <stdio.h>
#include "../perf.h"
#include "event.h"
#include "util.h"
#include <unistd.h>

struct pollfd;
struct thread_map;
struct cpu_map;
struct perf_record_opts;

#define PERF_EVLIST__HLIST_BITS 8
#define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)

struct perf_evlist {
	struct list_head entries;
	struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
	int		 nr_entries;
	int		 nr_fds;
	int		 nr_mmaps;
	int		 mmap_len;
	struct {
		int	cork_fd;
		pid_t	pid;
	} workload;
	bool		 overwrite;
	union perf_event event_copy;
	struct perf_mmap *mmap;
	struct pollfd	 *pollfd;
	struct thread_map *threads;
	struct cpu_map	  *cpus;
	struct perf_evsel *selected;
};

struct perf_evsel_str_handler {
	const char *name;
	void	   *handler;
};

struct perf_evsel;

struct perf_evlist *perf_evlist__new(struct cpu_map *cpus,
				     struct thread_map *threads);
void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus,
		       struct thread_map *threads);
void perf_evlist__exit(struct perf_evlist *evlist);
void perf_evlist__delete(struct perf_evlist *evlist);

void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
int perf_evlist__add_default(struct perf_evlist *evlist);
int perf_evlist__add_attrs(struct perf_evlist *evlist,
			   struct perf_event_attr *attrs, size_t nr_attrs);
int __perf_evlist__add_default_attrs(struct perf_evlist *evlist,
				     struct perf_event_attr *attrs, size_t nr_attrs);
int perf_evlist__add_tracepoints(struct perf_evlist *evlist,
				 const char *tracepoints[], size_t nr_tracepoints);
int perf_evlist__set_tracepoints_handlers(struct perf_evlist *evlist,
					  const struct perf_evsel_str_handler *assocs,
					  size_t nr_assocs);

#define perf_evlist__add_attrs_array(evlist, array) \
	perf_evlist__add_attrs(evlist, array, ARRAY_SIZE(array))
#define perf_evlist__add_default_attrs(evlist, array) \
	__perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))

#define perf_evlist__add_tracepoints_array(evlist, array) \
	perf_evlist__add_tracepoints(evlist, array, ARRAY_SIZE(array))

#define perf_evlist__set_tracepoints_handlers_array(evlist, array) \
	perf_evlist__set_tracepoints_handlers(evlist, array, ARRAY_SIZE(array))

struct perf_evsel *
perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id);

void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel,
			 int cpu, int thread, u64 id);

void perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);

struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);

union perf_event *perf_evlist__mmap_read(struct perf_evlist *self, int idx);

int perf_evlist__open(struct perf_evlist *evlist, bool group);

void perf_evlist__config_attrs(struct perf_evlist *evlist,
			       struct perf_record_opts *opts);

int perf_evlist__prepare_workload(struct perf_evlist *evlist,
				  struct perf_record_opts *opts,
				  const char *argv[]);
int perf_evlist__start_workload(struct perf_evlist *evlist);

int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
		      bool overwrite);
void perf_evlist__munmap(struct perf_evlist *evlist);

void perf_evlist__disable(struct perf_evlist *evlist);
void perf_evlist__enable(struct perf_evlist *evlist);

void perf_evlist__set_selected(struct perf_evlist *evlist,
			       struct perf_evsel *evsel);

static inline void perf_evlist__set_maps(struct perf_evlist *evlist,
					 struct cpu_map *cpus,
					 struct thread_map *threads)
{
	evlist->cpus	= cpus;
	evlist->threads	= threads;
}

int perf_evlist__create_maps(struct perf_evlist *evlist,
			     struct perf_target *target);
void perf_evlist__delete_maps(struct perf_evlist *evlist);
int perf_evlist__set_filters(struct perf_evlist *evlist);

u64 perf_evlist__sample_type(const struct perf_evlist *evlist);
bool perf_evlist__sample_id_all(const const struct perf_evlist *evlist);
u16 perf_evlist__id_hdr_size(const struct perf_evlist *evlist);

bool perf_evlist__valid_sample_type(const struct perf_evlist *evlist);
bool perf_evlist__valid_sample_id_all(const struct perf_evlist *evlist);

void perf_evlist__splice_list_tail(struct perf_evlist *evlist,
				   struct list_head *list,
				   int nr_entries);

#endif /* __PERF_EVLIST_H */
Commit	Line	Data
361c99a6 ACM	1	#ifndef __PERF_EVLIST_H
	2	#define __PERF_EVLIST_H 1
	3
	4	#include <linux/list.h>
50d08e47	5	#include <stdio.h>
70db7533	6	#include "../perf.h"
04391deb	7	#include "event.h"
50d08e47	8	#include "util.h"
35b9d88e	9	#include <unistd.h>
361c99a6	10
5c581041	11	struct pollfd;
f8a95309 ACM	12	struct thread_map;
f8a95309 ACM	13	struct cpu_map;
0f82ebc4	14	struct perf_record_opts;
5c581041	15
70db7533 ACM	16	#define PERF_EVLIST__HLIST_BITS 8
	17	#define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
	18
361c99a6 ACM	19	struct perf_evlist {
361c99a6 ACM	20	struct list_head entries;
70db7533	21	struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
361c99a6	22	int nr_entries;
5c581041	23	int nr_fds;
aece948f	24	int nr_mmaps;
70db7533	25	int mmap_len;
35b9d88e ACM	26	struct {
	27	int cork_fd;
	28	pid_t pid;
	29	} workload;
7bb41152	30	bool overwrite;
8115d60c	31	union perf_event event_copy;
70db7533	32	struct perf_mmap *mmap;
5c581041	33	struct pollfd *pollfd;
7e2ed097 ACM	34	struct thread_map *threads;
7e2ed097 ACM	35	struct cpu_map *cpus;
81cce8de	36	struct perf_evsel *selected;
361c99a6 ACM	37	};
361c99a6 ACM	38
ee29be62 ACM	39	struct perf_evsel_str_handler {
	40	const char *name;
	41	void *handler;
	42	};
	43
361c99a6 ACM	44	struct perf_evsel;
361c99a6 ACM	45
7e2ed097 ACM	46	struct perf_evlist perf_evlist__new(struct cpu_map cpus,
	47	struct thread_map *threads);
	48	void perf_evlist__init(struct perf_evlist evlist, struct cpu_map cpus,
	49	struct thread_map *threads);
ef1d1af2	50	void perf_evlist__exit(struct perf_evlist *evlist);
361c99a6 ACM	51	void perf_evlist__delete(struct perf_evlist *evlist);
	52
	53	void perf_evlist__add(struct perf_evlist evlist, struct perf_evsel entry);
	54	int perf_evlist__add_default(struct perf_evlist *evlist);
50d08e47 ACM	55	int perf_evlist__add_attrs(struct perf_evlist *evlist,
50d08e47 ACM	56	struct perf_event_attr *attrs, size_t nr_attrs);
79695e1b ACM	57	int __perf_evlist__add_default_attrs(struct perf_evlist *evlist,
79695e1b ACM	58	struct perf_event_attr *attrs, size_t nr_attrs);
a8c9ae18 ACM	59	int perf_evlist__add_tracepoints(struct perf_evlist *evlist,
a8c9ae18 ACM	60	const char *tracepoints[], size_t nr_tracepoints);
ee29be62 ACM	61	int perf_evlist__set_tracepoints_handlers(struct perf_evlist *evlist,
	62	const struct perf_evsel_str_handler *assocs,
	63	size_t nr_assocs);
50d08e47 ACM	64
	65	#define perf_evlist__add_attrs_array(evlist, array) \
	66	perf_evlist__add_attrs(evlist, array, ARRAY_SIZE(array))
79695e1b ACM	67	#define perf_evlist__add_default_attrs(evlist, array) \
79695e1b ACM	68	__perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))
361c99a6	69
a8c9ae18 ACM	70	#define perf_evlist__add_tracepoints_array(evlist, array) \
	71	perf_evlist__add_tracepoints(evlist, array, ARRAY_SIZE(array))
	72
ee29be62 ACM	73	#define perf_evlist__set_tracepoints_handlers_array(evlist, array) \
	74	perf_evlist__set_tracepoints_handlers(evlist, array, ARRAY_SIZE(array))
	75
da378962 ACM	76	struct perf_evsel *
	77	perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id);
	78
a91e5431 ACM	79	void perf_evlist__id_add(struct perf_evlist evlist, struct perf_evsel evsel,
a91e5431 ACM	80	int cpu, int thread, u64 id);
3d3b5e95	81
70082dd9	82	void perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
5c581041	83
70db7533 ACM	84	struct perf_evsel perf_evlist__id2evsel(struct perf_evlist evlist, u64 id);
70db7533 ACM	85
aece948f	86	union perf_event perf_evlist__mmap_read(struct perf_evlist self, int idx);
04391deb	87
727ab04e ACM	88	int perf_evlist__open(struct perf_evlist *evlist, bool group);
727ab04e ACM	89
0f82ebc4 ACM	90	void perf_evlist__config_attrs(struct perf_evlist *evlist,
	91	struct perf_record_opts *opts);
	92
35b9d88e ACM	93	int perf_evlist__prepare_workload(struct perf_evlist *evlist,
	94	struct perf_record_opts *opts,
	95	const char *argv[]);
	96	int perf_evlist__start_workload(struct perf_evlist *evlist);
	97
50a682ce ACM	98	int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
50a682ce ACM	99	bool overwrite);
7e2ed097 ACM	100	void perf_evlist__munmap(struct perf_evlist *evlist);
7e2ed097 ACM	101
4152ab37	102	void perf_evlist__disable(struct perf_evlist *evlist);
764e16a3	103	void perf_evlist__enable(struct perf_evlist *evlist);
4152ab37	104
81cce8de ACM	105	void perf_evlist__set_selected(struct perf_evlist *evlist,
	106	struct perf_evsel *evsel);
	107
7e2ed097 ACM	108	static inline void perf_evlist__set_maps(struct perf_evlist *evlist,
	109	struct cpu_map *cpus,
	110	struct thread_map *threads)
	111	{
	112	evlist->cpus = cpus;
	113	evlist->threads = threads;
	114	}
	115
b809ac10 NK	116	int perf_evlist__create_maps(struct perf_evlist *evlist,
b809ac10 NK	117	struct perf_target *target);
7e2ed097	118	void perf_evlist__delete_maps(struct perf_evlist *evlist);
0a102479	119	int perf_evlist__set_filters(struct perf_evlist *evlist);
f8a95309	120
c2a70653 ACM	121	u64 perf_evlist__sample_type(const struct perf_evlist *evlist);
c2a70653 ACM	122	bool perf_evlist__sample_id_all(const const struct perf_evlist *evlist);
81e36bff	123	u16 perf_evlist__id_hdr_size(const struct perf_evlist *evlist);
74429964	124
c2a70653 ACM	125	bool perf_evlist__valid_sample_type(const struct perf_evlist *evlist);
c2a70653 ACM	126	bool perf_evlist__valid_sample_id_all(const struct perf_evlist *evlist);
0529bc1f JO	127
	128	void perf_evlist__splice_list_tail(struct perf_evlist *evlist,
	129	struct list_head *list,
	130	int nr_entries);
	131
361c99a6	132	#endif /* __PERF_EVLIST_H */