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Paul Mackerrasa12b51c2010-03-10 20:36:09 +11001#ifndef __PERF_CPUMAP_H
2#define __PERF_CPUMAP_H
3
Arnaldo Carvalho de Melo9ae7d332012-01-19 14:07:23 -02004#include <stdio.h>
Arnaldo Carvalho de Meloa14bb7a2012-09-26 12:41:14 -03005#include <stdbool.h>
Jiri Olsaf30a79b2015-06-23 00:36:04 +02006#include <linux/atomic.h>
Arnaldo Carvalho de Melo9ae7d332012-01-19 14:07:23 -02007
Don Zickus7780c252014-04-07 14:55:21 -04008#include "perf.h"
9#include "util/debug.h"
10
Arnaldo Carvalho de Melo60d567e2011-01-03 17:49:48 -020011struct cpu_map {
Jiri Olsaf30a79b2015-06-23 00:36:04 +020012 atomic_t refcnt;
Arnaldo Carvalho de Melo60d567e2011-01-03 17:49:48 -020013 int nr;
14 int map[];
15};
16
17struct cpu_map *cpu_map__new(const char *cpu_list);
Jiri Olsa2322f572015-10-25 15:51:17 +010018struct cpu_map *cpu_map__empty_new(int nr);
Arnaldo Carvalho de Melo60d567e2011-01-03 17:49:48 -020019struct cpu_map *cpu_map__dummy_new(void);
Jiri Olsaf77b57a2015-10-25 15:51:25 +010020struct cpu_map *cpu_map__new_data(struct cpu_map_data *data);
Yan, Zheng7ae92e72012-09-10 15:53:50 +080021struct cpu_map *cpu_map__read(FILE *file);
Jiri Olsaa24020e2016-06-28 13:29:04 +020022size_t cpu_map__snprint(struct cpu_map *map, char *buf, size_t size);
Arnaldo Carvalho de Melo9ae7d332012-01-19 14:07:23 -020023size_t cpu_map__fprintf(struct cpu_map *map, FILE *fp);
Kan Liang193b6bd2015-09-01 09:58:11 -040024int cpu_map__get_socket_id(int cpu);
Jiri Olsa1fe7a302015-10-16 12:41:15 +020025int cpu_map__get_socket(struct cpu_map *map, int idx, void *data);
Kan Liang193b6bd2015-09-01 09:58:11 -040026int cpu_map__get_core_id(int cpu);
Jiri Olsa1fe7a302015-10-16 12:41:15 +020027int cpu_map__get_core(struct cpu_map *map, int idx, void *data);
Stephane Eranian5ac59a82013-02-06 15:46:01 +010028int cpu_map__build_socket_map(struct cpu_map *cpus, struct cpu_map **sockp);
Stephane Eranian12c08a92013-02-14 13:57:29 +010029int cpu_map__build_core_map(struct cpu_map *cpus, struct cpu_map **corep);
Stephane Eranian5ac59a82013-02-06 15:46:01 +010030
Jiri Olsaf30a79b2015-06-23 00:36:04 +020031struct cpu_map *cpu_map__get(struct cpu_map *map);
32void cpu_map__put(struct cpu_map *map);
33
Stephane Eranian5ac59a82013-02-06 15:46:01 +010034static inline int cpu_map__socket(struct cpu_map *sock, int s)
35{
36 if (!sock || s > sock->nr || s < 0)
37 return 0;
38 return sock->map[s];
39}
Arnaldo Carvalho de Melo9ae7d332012-01-19 14:07:23 -020040
Stephane Eranian12c08a92013-02-14 13:57:29 +010041static inline int cpu_map__id_to_socket(int id)
42{
43 return id >> 16;
44}
45
46static inline int cpu_map__id_to_cpu(int id)
47{
48 return id & 0xffff;
49}
50
Arnaldo Carvalho de Meloa14bb7a2012-09-26 12:41:14 -030051static inline int cpu_map__nr(const struct cpu_map *map)
52{
53 return map ? map->nr : 1;
54}
55
Sukadev Bhattiproluec1e7e42013-05-22 17:42:38 -070056static inline bool cpu_map__empty(const struct cpu_map *map)
Arnaldo Carvalho de Meloa14bb7a2012-09-26 12:41:14 -030057{
58 return map ? map->map[0] == -1 : true;
59}
60
Don Zickus7780c252014-04-07 14:55:21 -040061int cpu__setup_cpunode_map(void);
62
Arnaldo Carvalho de Melo5ac76282016-01-26 15:51:46 -030063int cpu__max_node(void);
64int cpu__max_cpu(void);
Jan Stancek92a7e122017-02-17 12:10:24 +010065int cpu__max_present_cpu(void);
Arnaldo Carvalho de Melo5ac76282016-01-26 15:51:46 -030066int cpu__get_node(int cpu);
Don Zickus7780c252014-04-07 14:55:21 -040067
Jiri Olsaf1cbb8f2015-10-16 12:41:14 +020068int cpu_map__build_map(struct cpu_map *cpus, struct cpu_map **res,
Jiri Olsa1fe7a302015-10-16 12:41:15 +020069 int (*f)(struct cpu_map *map, int cpu, void *data),
70 void *data);
Jiri Olsae632aa62016-04-12 15:29:25 +020071
Mark Rutland9a6c5822016-07-15 11:08:11 +010072int cpu_map__cpu(struct cpu_map *cpus, int idx);
Jiri Olsae632aa62016-04-12 15:29:25 +020073bool cpu_map__has(struct cpu_map *cpus, int cpu);
Mark Rutland9a6c5822016-07-15 11:08:11 +010074int cpu_map__idx(struct cpu_map *cpus, int cpu);
Paul Mackerrasa12b51c2010-03-10 20:36:09 +110075#endif /* __PERF_CPUMAP_H */