Paul Mackerras | a12b51c | 2010-03-10 20:36:09 +1100 | [diff] [blame] | 1 | #ifndef __PERF_CPUMAP_H |
| 2 | #define __PERF_CPUMAP_H |
| 3 | |
Arnaldo Carvalho de Melo | 9ae7d33 | 2012-01-19 14:07:23 -0200 | [diff] [blame] | 4 | #include <stdio.h> |
Arnaldo Carvalho de Melo | a14bb7a | 2012-09-26 12:41:14 -0300 | [diff] [blame] | 5 | #include <stdbool.h> |
Jiri Olsa | f30a79b | 2015-06-23 00:36:04 +0200 | [diff] [blame] | 6 | #include <linux/atomic.h> |
Arnaldo Carvalho de Melo | 9ae7d33 | 2012-01-19 14:07:23 -0200 | [diff] [blame] | 7 | |
Don Zickus | 7780c25 | 2014-04-07 14:55:21 -0400 | [diff] [blame] | 8 | #include "perf.h" |
| 9 | #include "util/debug.h" |
| 10 | |
Arnaldo Carvalho de Melo | 60d567e | 2011-01-03 17:49:48 -0200 | [diff] [blame] | 11 | struct cpu_map { |
Jiri Olsa | f30a79b | 2015-06-23 00:36:04 +0200 | [diff] [blame] | 12 | atomic_t refcnt; |
Arnaldo Carvalho de Melo | 60d567e | 2011-01-03 17:49:48 -0200 | [diff] [blame] | 13 | int nr; |
| 14 | int map[]; |
| 15 | }; |
| 16 | |
| 17 | struct cpu_map *cpu_map__new(const char *cpu_list); |
Jiri Olsa | 2322f57 | 2015-10-25 15:51:17 +0100 | [diff] [blame] | 18 | struct cpu_map *cpu_map__empty_new(int nr); |
Arnaldo Carvalho de Melo | 60d567e | 2011-01-03 17:49:48 -0200 | [diff] [blame] | 19 | struct cpu_map *cpu_map__dummy_new(void); |
Jiri Olsa | f77b57a | 2015-10-25 15:51:25 +0100 | [diff] [blame] | 20 | struct cpu_map *cpu_map__new_data(struct cpu_map_data *data); |
Yan, Zheng | 7ae92e7 | 2012-09-10 15:53:50 +0800 | [diff] [blame] | 21 | struct cpu_map *cpu_map__read(FILE *file); |
Arnaldo Carvalho de Melo | 9ae7d33 | 2012-01-19 14:07:23 -0200 | [diff] [blame] | 22 | size_t cpu_map__fprintf(struct cpu_map *map, FILE *fp); |
Kan Liang | 193b6bd | 2015-09-01 09:58:11 -0400 | [diff] [blame] | 23 | int cpu_map__get_socket_id(int cpu); |
Jiri Olsa | 1fe7a30 | 2015-10-16 12:41:15 +0200 | [diff] [blame] | 24 | int cpu_map__get_socket(struct cpu_map *map, int idx, void *data); |
Kan Liang | 193b6bd | 2015-09-01 09:58:11 -0400 | [diff] [blame] | 25 | int cpu_map__get_core_id(int cpu); |
Jiri Olsa | 1fe7a30 | 2015-10-16 12:41:15 +0200 | [diff] [blame] | 26 | int cpu_map__get_core(struct cpu_map *map, int idx, void *data); |
Stephane Eranian | 5ac59a8 | 2013-02-06 15:46:01 +0100 | [diff] [blame] | 27 | int cpu_map__build_socket_map(struct cpu_map *cpus, struct cpu_map **sockp); |
Stephane Eranian | 12c08a9 | 2013-02-14 13:57:29 +0100 | [diff] [blame] | 28 | int cpu_map__build_core_map(struct cpu_map *cpus, struct cpu_map **corep); |
Stephane Eranian | 5ac59a8 | 2013-02-06 15:46:01 +0100 | [diff] [blame] | 29 | |
Jiri Olsa | f30a79b | 2015-06-23 00:36:04 +0200 | [diff] [blame] | 30 | struct cpu_map *cpu_map__get(struct cpu_map *map); |
| 31 | void cpu_map__put(struct cpu_map *map); |
| 32 | |
Stephane Eranian | 5ac59a8 | 2013-02-06 15:46:01 +0100 | [diff] [blame] | 33 | static inline int cpu_map__socket(struct cpu_map *sock, int s) |
| 34 | { |
| 35 | if (!sock || s > sock->nr || s < 0) |
| 36 | return 0; |
| 37 | return sock->map[s]; |
| 38 | } |
Arnaldo Carvalho de Melo | 9ae7d33 | 2012-01-19 14:07:23 -0200 | [diff] [blame] | 39 | |
Stephane Eranian | 12c08a9 | 2013-02-14 13:57:29 +0100 | [diff] [blame] | 40 | static inline int cpu_map__id_to_socket(int id) |
| 41 | { |
| 42 | return id >> 16; |
| 43 | } |
| 44 | |
| 45 | static inline int cpu_map__id_to_cpu(int id) |
| 46 | { |
| 47 | return id & 0xffff; |
| 48 | } |
| 49 | |
Arnaldo Carvalho de Melo | a14bb7a | 2012-09-26 12:41:14 -0300 | [diff] [blame] | 50 | static inline int cpu_map__nr(const struct cpu_map *map) |
| 51 | { |
| 52 | return map ? map->nr : 1; |
| 53 | } |
| 54 | |
Sukadev Bhattiprolu | ec1e7e4 | 2013-05-22 17:42:38 -0700 | [diff] [blame] | 55 | static inline bool cpu_map__empty(const struct cpu_map *map) |
Arnaldo Carvalho de Melo | a14bb7a | 2012-09-26 12:41:14 -0300 | [diff] [blame] | 56 | { |
| 57 | return map ? map->map[0] == -1 : true; |
| 58 | } |
| 59 | |
Don Zickus | 7780c25 | 2014-04-07 14:55:21 -0400 | [diff] [blame] | 60 | int cpu__setup_cpunode_map(void); |
| 61 | |
Arnaldo Carvalho de Melo | 5ac7628 | 2016-01-26 15:51:46 -0300 | [diff] [blame] | 62 | int cpu__max_node(void); |
| 63 | int cpu__max_cpu(void); |
| 64 | int cpu__get_node(int cpu); |
Don Zickus | 7780c25 | 2014-04-07 14:55:21 -0400 | [diff] [blame] | 65 | |
Jiri Olsa | f1cbb8f | 2015-10-16 12:41:14 +0200 | [diff] [blame] | 66 | int cpu_map__build_map(struct cpu_map *cpus, struct cpu_map **res, |
Jiri Olsa | 1fe7a30 | 2015-10-16 12:41:15 +0200 | [diff] [blame] | 67 | int (*f)(struct cpu_map *map, int cpu, void *data), |
| 68 | void *data); |
Jiri Olsa | e632aa6 | 2016-04-12 15:29:25 +0200 | [diff] [blame] | 69 | |
| 70 | bool cpu_map__has(struct cpu_map *cpus, int cpu); |
Paul Mackerras | a12b51c | 2010-03-10 20:36:09 +1100 | [diff] [blame] | 71 | #endif /* __PERF_CPUMAP_H */ |