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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __PERF_CPUMAP_H
3#define __PERF_CPUMAP_H
4
5#include <stdio.h>
6#include <stdbool.h>
7#include <internal/cpumap.h>
8#include <perf/cpumap.h>
9
10struct aggr_cpu_id {
11 int thread;
12 int node;
13 int socket;
14 int die;
15 int core;
16};
17
18struct cpu_aggr_map {
19 refcount_t refcnt;
20 int nr;
21 struct aggr_cpu_id map[];
22};
23
24struct perf_record_cpu_map_data;
25
26struct perf_cpu_map *perf_cpu_map__empty_new(int nr);
27struct cpu_aggr_map *cpu_aggr_map__empty_new(int nr);
28
29struct perf_cpu_map *cpu_map__new_data(struct perf_record_cpu_map_data *data);
30size_t cpu_map__snprint(struct perf_cpu_map *map, char *buf, size_t size);
31size_t cpu_map__snprint_mask(struct perf_cpu_map *map, char *buf, size_t size);
32size_t cpu_map__fprintf(struct perf_cpu_map *map, FILE *fp);
33int cpu_map__get_socket_id(int cpu);
34struct aggr_cpu_id cpu_map__get_socket(struct perf_cpu_map *map, int idx, void *data);
35int cpu_map__get_die_id(int cpu);
36struct aggr_cpu_id cpu_map__get_die(struct perf_cpu_map *map, int idx, void *data);
37int cpu_map__get_core_id(int cpu);
38struct aggr_cpu_id cpu_map__get_core(struct perf_cpu_map *map, int idx, void *data);
39int cpu_map__get_node_id(int cpu);
40struct aggr_cpu_id cpu_map__get_node(struct perf_cpu_map *map, int idx, void *data);
41int cpu_map__build_socket_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **sockp);
42int cpu_map__build_die_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **diep);
43int cpu_map__build_core_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **corep);
44int cpu_map__build_node_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **nodep);
45const struct perf_cpu_map *cpu_map__online(void); /* thread unsafe */
46
47static inline int cpu_map__socket(struct perf_cpu_map *sock, int s)
48{
49 if (!sock || s > sock->nr || s < 0)
50 return 0;
51 return sock->map[s];
52}
53
54int cpu__setup_cpunode_map(void);
55
56int cpu__max_node(void);
57int cpu__max_cpu(void);
58int cpu__max_present_cpu(void);
59int cpu__get_node(int cpu);
60
61int cpu_map__build_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **res,
62 struct aggr_cpu_id (*f)(struct perf_cpu_map *map, int cpu, void *data),
63 void *data);
64
65int cpu_map__cpu(struct perf_cpu_map *cpus, int idx);
66bool cpu_map__has(struct perf_cpu_map *cpus, int cpu);
67
68bool cpu_map__compare_aggr_cpu_id(struct aggr_cpu_id a, struct aggr_cpu_id b);
69bool cpu_map__aggr_cpu_id_is_empty(struct aggr_cpu_id a);
70struct aggr_cpu_id cpu_map__empty_aggr_cpu_id(void);
71
72#endif /* __PERF_CPUMAP_H */