xref: /openbmc/linux/tools/perf/util/cpumap.h (revision 8d4852b4)
1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */
2a12b51c4SPaul Mackerras #ifndef __PERF_CPUMAP_H
3a12b51c4SPaul Mackerras #define __PERF_CPUMAP_H
4a12b51c4SPaul Mackerras 
59ae7d335SArnaldo Carvalho de Melo #include <stdio.h>
6a14bb7a6SArnaldo Carvalho de Melo #include <stdbool.h>
7959b83c7SJiri Olsa #include <internal/cpumap.h>
8397721e0SJiri Olsa #include <perf/cpumap.h>
99ae7d335SArnaldo Carvalho de Melo 
10fa265e59SJames Clark struct aggr_cpu_id {
11*8d4852b4SJames Clark 	int thread;
12fcd83a35SJames Clark 	int node;
131a270cb6SJames Clark 	int socket;
14ba2ee166SJames Clark 	int die;
15b9933817SJames Clark 	int core;
16fa265e59SJames Clark };
17fa265e59SJames Clark 
18cea6575fSJames Clark struct cpu_aggr_map {
19cea6575fSJames Clark 	refcount_t refcnt;
20cea6575fSJames Clark 	int nr;
21ff523295SJames Clark 	struct aggr_cpu_id map[];
22cea6575fSJames Clark };
23cea6575fSJames Clark 
2472932371SJiri Olsa struct perf_record_cpu_map_data;
257780c25bSDon Zickus 
26315c0a1fSJiri Olsa struct perf_cpu_map *perf_cpu_map__empty_new(int nr);
27cea6575fSJames Clark struct cpu_aggr_map *cpu_aggr_map__empty_new(int nr);
28cea6575fSJames Clark 
2972932371SJiri Olsa struct perf_cpu_map *cpu_map__new_data(struct perf_record_cpu_map_data *data);
30f854839bSJiri Olsa size_t cpu_map__snprint(struct perf_cpu_map *map, char *buf, size_t size);
31f854839bSJiri Olsa size_t cpu_map__snprint_mask(struct perf_cpu_map *map, char *buf, size_t size);
32f854839bSJiri Olsa size_t cpu_map__fprintf(struct perf_cpu_map *map, FILE *fp);
33193b6bd3SKan Liang int cpu_map__get_socket_id(int cpu);
342760f5a1SJames Clark struct aggr_cpu_id cpu_map__get_socket(struct perf_cpu_map *map, int idx, void *data);
35b74d8686SKan Liang int cpu_map__get_die_id(int cpu);
362760f5a1SJames Clark struct aggr_cpu_id cpu_map__get_die(struct perf_cpu_map *map, int idx, void *data);
37193b6bd3SKan Liang int cpu_map__get_core_id(int cpu);
382760f5a1SJames Clark struct aggr_cpu_id cpu_map__get_core(struct perf_cpu_map *map, int idx, void *data);
3986895b48SJiri Olsa int cpu_map__get_node_id(int cpu);
402760f5a1SJames Clark struct aggr_cpu_id  cpu_map__get_node(struct perf_cpu_map *map, int idx, void *data);
41d526e1a0SJames Clark int cpu_map__build_socket_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **sockp);
42d526e1a0SJames Clark int cpu_map__build_die_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **diep);
43d526e1a0SJames Clark int cpu_map__build_core_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **corep);
44d526e1a0SJames Clark int cpu_map__build_node_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **nodep);
45f854839bSJiri Olsa const struct perf_cpu_map *cpu_map__online(void); /* thread unsafe */
465ac59a8aSStephane Eranian 
47f854839bSJiri Olsa static inline int cpu_map__socket(struct perf_cpu_map *sock, int s)
485ac59a8aSStephane Eranian {
495ac59a8aSStephane Eranian 	if (!sock || s > sock->nr || s < 0)
505ac59a8aSStephane Eranian 		return 0;
515ac59a8aSStephane Eranian 	return sock->map[s];
525ac59a8aSStephane Eranian }
539ae7d335SArnaldo Carvalho de Melo 
547780c25bSDon Zickus int cpu__setup_cpunode_map(void);
557780c25bSDon Zickus 
565ac76283SArnaldo Carvalho de Melo int cpu__max_node(void);
575ac76283SArnaldo Carvalho de Melo int cpu__max_cpu(void);
5892a7e127SJan Stancek int cpu__max_present_cpu(void);
595ac76283SArnaldo Carvalho de Melo int cpu__get_node(int cpu);
607780c25bSDon Zickus 
61d526e1a0SJames Clark int cpu_map__build_map(struct perf_cpu_map *cpus, struct cpu_aggr_map **res,
622760f5a1SJames Clark 		       struct aggr_cpu_id (*f)(struct perf_cpu_map *map, int cpu, void *data),
631fe7a300SJiri Olsa 		       void *data);
64e632aa69SJiri Olsa 
65f854839bSJiri Olsa int cpu_map__cpu(struct perf_cpu_map *cpus, int idx);
66f854839bSJiri Olsa bool cpu_map__has(struct perf_cpu_map *cpus, int cpu);
67a8cbe40fSAndi Kleen 
68fa265e59SJames Clark bool cpu_map__compare_aggr_cpu_id(struct aggr_cpu_id a, struct aggr_cpu_id b);
69fa265e59SJames Clark bool cpu_map__aggr_cpu_id_is_empty(struct aggr_cpu_id a);
70fa265e59SJames Clark struct aggr_cpu_id cpu_map__empty_aggr_cpu_id(void);
71fa265e59SJames Clark 
72a12b51c4SPaul Mackerras #endif /* __PERF_CPUMAP_H */
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