perf tools: Move evlist sample helpers to evlist area
[linux-3.10.git] / tools / perf / util / evlist.h
1 #ifndef __PERF_EVLIST_H
2 #define __PERF_EVLIST_H 1
3
4 #include <linux/list.h>
5 #include "../perf.h"
6 #include "event.h"
7
8 struct pollfd;
9 struct thread_map;
10 struct cpu_map;
11
12 #define PERF_EVLIST__HLIST_BITS 8
13 #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
14
15 struct perf_evlist {
16         struct list_head entries;
17         struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
18         int              nr_entries;
19         int              nr_fds;
20         int              mmap_len;
21         bool             overwrite;
22         union perf_event event_copy;
23         struct perf_mmap *mmap;
24         struct pollfd    *pollfd;
25         struct thread_map *threads;
26         struct cpu_map    *cpus;
27 };
28
29 struct perf_evsel;
30
31 struct perf_evlist *perf_evlist__new(struct cpu_map *cpus,
32                                      struct thread_map *threads);
33 void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus,
34                        struct thread_map *threads);
35 void perf_evlist__exit(struct perf_evlist *evlist);
36 void perf_evlist__delete(struct perf_evlist *evlist);
37
38 void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
39 int perf_evlist__add_default(struct perf_evlist *evlist);
40
41 void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel,
42                          int cpu, int thread, u64 id);
43
44 int perf_evlist__alloc_pollfd(struct perf_evlist *evlist);
45 void perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
46
47 struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
48
49 union perf_event *perf_evlist__read_on_cpu(struct perf_evlist *self, int cpu);
50
51 int perf_evlist__alloc_mmap(struct perf_evlist *evlist);
52 int perf_evlist__mmap(struct perf_evlist *evlist, int pages, bool overwrite);
53 void perf_evlist__munmap(struct perf_evlist *evlist);
54
55 static inline void perf_evlist__set_maps(struct perf_evlist *evlist,
56                                          struct cpu_map *cpus,
57                                          struct thread_map *threads)
58 {
59         evlist->cpus    = cpus;
60         evlist->threads = threads;
61 }
62
63 int perf_evlist__create_maps(struct perf_evlist *evlist, pid_t target_pid,
64                              pid_t target_tid, const char *cpu_list);
65 void perf_evlist__delete_maps(struct perf_evlist *evlist);
66 int perf_evlist__set_filters(struct perf_evlist *evlist);
67
68 u64 perf_evlist__sample_type(struct perf_evlist *evlist);
69 bool perf_evlist__sample_id_all(const struct perf_evlist *evlist);
70
71 #endif /* __PERF_EVLIST_H */