169aad6f1SArnaldo Carvalho de Melo #ifndef __PERF_EVSEL_H 269aad6f1SArnaldo Carvalho de Melo #define __PERF_EVSEL_H 1 369aad6f1SArnaldo Carvalho de Melo 469aad6f1SArnaldo Carvalho de Melo #include <linux/list.h> 5c52b12edSArnaldo Carvalho de Melo #include <stdbool.h> 6d030260aSStephane Eranian #include "../../../include/linux/perf_event.h" 769aad6f1SArnaldo Carvalho de Melo #include "types.h" 869aad6f1SArnaldo Carvalho de Melo #include "xyarray.h" 9023695d9SStephane Eranian #include "cgroup.h" 10e248de33SArnaldo Carvalho de Melo #include "hist.h" 1169aad6f1SArnaldo Carvalho de Melo 12c52b12edSArnaldo Carvalho de Melo struct perf_counts_values { 13c52b12edSArnaldo Carvalho de Melo union { 14c52b12edSArnaldo Carvalho de Melo struct { 15c52b12edSArnaldo Carvalho de Melo u64 val; 16c52b12edSArnaldo Carvalho de Melo u64 ena; 17c52b12edSArnaldo Carvalho de Melo u64 run; 18c52b12edSArnaldo Carvalho de Melo }; 19c52b12edSArnaldo Carvalho de Melo u64 values[3]; 20c52b12edSArnaldo Carvalho de Melo }; 21c52b12edSArnaldo Carvalho de Melo }; 22c52b12edSArnaldo Carvalho de Melo 23c52b12edSArnaldo Carvalho de Melo struct perf_counts { 24c52b12edSArnaldo Carvalho de Melo s8 scaled; 25c52b12edSArnaldo Carvalho de Melo struct perf_counts_values aggr; 26c52b12edSArnaldo Carvalho de Melo struct perf_counts_values cpu[]; 27c52b12edSArnaldo Carvalho de Melo }; 28c52b12edSArnaldo Carvalho de Melo 2970db7533SArnaldo Carvalho de Melo struct perf_evsel; 3070db7533SArnaldo Carvalho de Melo 3170db7533SArnaldo Carvalho de Melo /* 3270db7533SArnaldo Carvalho de Melo * Per fd, to map back from PERF_SAMPLE_ID to evsel, only used when there are 3370db7533SArnaldo Carvalho de Melo * more than one entry in the evlist. 3470db7533SArnaldo Carvalho de Melo */ 3570db7533SArnaldo Carvalho de Melo struct perf_sample_id { 3670db7533SArnaldo Carvalho de Melo struct hlist_node node; 3770db7533SArnaldo Carvalho de Melo u64 id; 3870db7533SArnaldo Carvalho de Melo struct perf_evsel *evsel; 3970db7533SArnaldo Carvalho de Melo }; 4070db7533SArnaldo Carvalho de Melo 41f0c55bcfSStephane Eranian /** struct perf_evsel - event selector 42f0c55bcfSStephane Eranian * 43f0c55bcfSStephane Eranian * @name - Can be set to retain the original event name passed by the user, 44f0c55bcfSStephane Eranian * so that when showing results in tools such as 'perf stat', we 45f0c55bcfSStephane Eranian * show the name used, not some alias. 46f0c55bcfSStephane Eranian */ 4769aad6f1SArnaldo Carvalho de Melo struct perf_evsel { 4869aad6f1SArnaldo Carvalho de Melo struct list_head node; 4969aad6f1SArnaldo Carvalho de Melo struct perf_event_attr attr; 5069aad6f1SArnaldo Carvalho de Melo char *filter; 5169aad6f1SArnaldo Carvalho de Melo struct xyarray *fd; 52a91e5431SArnaldo Carvalho de Melo struct xyarray *sample_id; 53a91e5431SArnaldo Carvalho de Melo u64 *id; 54c52b12edSArnaldo Carvalho de Melo struct perf_counts *counts; 5569aad6f1SArnaldo Carvalho de Melo int idx; 56a91e5431SArnaldo Carvalho de Melo int ids; 57e248de33SArnaldo Carvalho de Melo struct hists hists; 58f0c55bcfSStephane Eranian char *name; 59fcf65bf1SArnaldo Carvalho de Melo struct event_format *tp_format; 60a91e5431SArnaldo Carvalho de Melo union { 6169aad6f1SArnaldo Carvalho de Melo void *priv; 62a91e5431SArnaldo Carvalho de Melo off_t id_offset; 63a91e5431SArnaldo Carvalho de Melo }; 64023695d9SStephane Eranian struct cgroup_sel *cgrp; 65ee29be62SArnaldo Carvalho de Melo struct { 66ee29be62SArnaldo Carvalho de Melo void *func; 67ee29be62SArnaldo Carvalho de Melo void *data; 68ee29be62SArnaldo Carvalho de Melo } handler; 69bde09467SArnaldo Carvalho de Melo unsigned int sample_size; 702cee77c4SDavid Ahern bool supported; 71f5b1135bSJiri Olsa /* parse modifier helper */ 72f5b1135bSJiri Olsa int exclude_GH; 73*6a4bb04cSJiri Olsa struct perf_evsel *leader; 74*6a4bb04cSJiri Olsa char *group_name; 7569aad6f1SArnaldo Carvalho de Melo }; 7669aad6f1SArnaldo Carvalho de Melo 7786bd5e86SArnaldo Carvalho de Melo struct cpu_map; 7886bd5e86SArnaldo Carvalho de Melo struct thread_map; 7970082dd9SArnaldo Carvalho de Melo struct perf_evlist; 800f82ebc4SArnaldo Carvalho de Melo struct perf_record_opts; 8186bd5e86SArnaldo Carvalho de Melo 8223a2f3abSLin Ming struct perf_evsel *perf_evsel__new(struct perf_event_attr *attr, int idx); 83ef1d1af2SArnaldo Carvalho de Melo void perf_evsel__init(struct perf_evsel *evsel, 84ef1d1af2SArnaldo Carvalho de Melo struct perf_event_attr *attr, int idx); 85ef1d1af2SArnaldo Carvalho de Melo void perf_evsel__exit(struct perf_evsel *evsel); 8669aad6f1SArnaldo Carvalho de Melo void perf_evsel__delete(struct perf_evsel *evsel); 8769aad6f1SArnaldo Carvalho de Melo 880f82ebc4SArnaldo Carvalho de Melo void perf_evsel__config(struct perf_evsel *evsel, 895090c6aeSNamhyung Kim struct perf_record_opts *opts, 905090c6aeSNamhyung Kim struct perf_evsel *first); 910f82ebc4SArnaldo Carvalho de Melo 920b668bc9SArnaldo Carvalho de Melo bool perf_evsel__is_cache_op_valid(u8 type, u8 op); 930b668bc9SArnaldo Carvalho de Melo 940b668bc9SArnaldo Carvalho de Melo #define PERF_EVSEL__MAX_ALIASES 8 950b668bc9SArnaldo Carvalho de Melo 960b668bc9SArnaldo Carvalho de Melo extern const char *perf_evsel__hw_cache[PERF_COUNT_HW_CACHE_MAX] 970b668bc9SArnaldo Carvalho de Melo [PERF_EVSEL__MAX_ALIASES]; 980b668bc9SArnaldo Carvalho de Melo extern const char *perf_evsel__hw_cache_op[PERF_COUNT_HW_CACHE_OP_MAX] 990b668bc9SArnaldo Carvalho de Melo [PERF_EVSEL__MAX_ALIASES]; 1000b668bc9SArnaldo Carvalho de Melo const char *perf_evsel__hw_cache_result[PERF_COUNT_HW_CACHE_RESULT_MAX] 1010b668bc9SArnaldo Carvalho de Melo [PERF_EVSEL__MAX_ALIASES]; 1020b668bc9SArnaldo Carvalho de Melo int __perf_evsel__hw_cache_type_op_res_name(u8 type, u8 op, u8 result, 1030b668bc9SArnaldo Carvalho de Melo char *bf, size_t size); 1047289f83cSArnaldo Carvalho de Melo const char *perf_evsel__name(struct perf_evsel *evsel); 105c410431cSArnaldo Carvalho de Melo 10669aad6f1SArnaldo Carvalho de Melo int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads); 10770db7533SArnaldo Carvalho de Melo int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads); 108c52b12edSArnaldo Carvalho de Melo int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus); 10969aad6f1SArnaldo Carvalho de Melo void perf_evsel__free_fd(struct perf_evsel *evsel); 11070db7533SArnaldo Carvalho de Melo void perf_evsel__free_id(struct perf_evsel *evsel); 111c52b12edSArnaldo Carvalho de Melo void perf_evsel__close_fd(struct perf_evsel *evsel, int ncpus, int nthreads); 11269aad6f1SArnaldo Carvalho de Melo 113f08199d3SArnaldo Carvalho de Melo int perf_evsel__open_per_cpu(struct perf_evsel *evsel, 114*6a4bb04cSJiri Olsa struct cpu_map *cpus); 115f08199d3SArnaldo Carvalho de Melo int perf_evsel__open_per_thread(struct perf_evsel *evsel, 116*6a4bb04cSJiri Olsa struct thread_map *threads); 117f08199d3SArnaldo Carvalho de Melo int perf_evsel__open(struct perf_evsel *evsel, struct cpu_map *cpus, 118*6a4bb04cSJiri Olsa struct thread_map *threads); 119727ab04eSArnaldo Carvalho de Melo void perf_evsel__close(struct perf_evsel *evsel, int ncpus, int nthreads); 12048290609SArnaldo Carvalho de Melo 121daec78a0SArnaldo Carvalho de Melo #define perf_evsel__match(evsel, t, c) \ 122daec78a0SArnaldo Carvalho de Melo (evsel->attr.type == PERF_TYPE_##t && \ 123daec78a0SArnaldo Carvalho de Melo evsel->attr.config == PERF_COUNT_##c) 124daec78a0SArnaldo Carvalho de Melo 125c52b12edSArnaldo Carvalho de Melo int __perf_evsel__read_on_cpu(struct perf_evsel *evsel, 126c52b12edSArnaldo Carvalho de Melo int cpu, int thread, bool scale); 127c52b12edSArnaldo Carvalho de Melo 128c52b12edSArnaldo Carvalho de Melo /** 129c52b12edSArnaldo Carvalho de Melo * perf_evsel__read_on_cpu - Read out the results on a CPU and thread 130c52b12edSArnaldo Carvalho de Melo * 131c52b12edSArnaldo Carvalho de Melo * @evsel - event selector to read value 132c52b12edSArnaldo Carvalho de Melo * @cpu - CPU of interest 133c52b12edSArnaldo Carvalho de Melo * @thread - thread of interest 134c52b12edSArnaldo Carvalho de Melo */ 135c52b12edSArnaldo Carvalho de Melo static inline int perf_evsel__read_on_cpu(struct perf_evsel *evsel, 136c52b12edSArnaldo Carvalho de Melo int cpu, int thread) 137c52b12edSArnaldo Carvalho de Melo { 138c52b12edSArnaldo Carvalho de Melo return __perf_evsel__read_on_cpu(evsel, cpu, thread, false); 139c52b12edSArnaldo Carvalho de Melo } 140c52b12edSArnaldo Carvalho de Melo 141c52b12edSArnaldo Carvalho de Melo /** 142c52b12edSArnaldo Carvalho de Melo * perf_evsel__read_on_cpu_scaled - Read out the results on a CPU and thread, scaled 143c52b12edSArnaldo Carvalho de Melo * 144c52b12edSArnaldo Carvalho de Melo * @evsel - event selector to read value 145c52b12edSArnaldo Carvalho de Melo * @cpu - CPU of interest 146c52b12edSArnaldo Carvalho de Melo * @thread - thread of interest 147c52b12edSArnaldo Carvalho de Melo */ 148c52b12edSArnaldo Carvalho de Melo static inline int perf_evsel__read_on_cpu_scaled(struct perf_evsel *evsel, 149c52b12edSArnaldo Carvalho de Melo int cpu, int thread) 150c52b12edSArnaldo Carvalho de Melo { 151c52b12edSArnaldo Carvalho de Melo return __perf_evsel__read_on_cpu(evsel, cpu, thread, true); 152c52b12edSArnaldo Carvalho de Melo } 153c52b12edSArnaldo Carvalho de Melo 154c52b12edSArnaldo Carvalho de Melo int __perf_evsel__read(struct perf_evsel *evsel, int ncpus, int nthreads, 155c52b12edSArnaldo Carvalho de Melo bool scale); 156c52b12edSArnaldo Carvalho de Melo 157c52b12edSArnaldo Carvalho de Melo /** 158c52b12edSArnaldo Carvalho de Melo * perf_evsel__read - Read the aggregate results on all CPUs 159c52b12edSArnaldo Carvalho de Melo * 160c52b12edSArnaldo Carvalho de Melo * @evsel - event selector to read value 161c52b12edSArnaldo Carvalho de Melo * @ncpus - Number of cpus affected, from zero 162c52b12edSArnaldo Carvalho de Melo * @nthreads - Number of threads affected, from zero 163c52b12edSArnaldo Carvalho de Melo */ 164c52b12edSArnaldo Carvalho de Melo static inline int perf_evsel__read(struct perf_evsel *evsel, 165c52b12edSArnaldo Carvalho de Melo int ncpus, int nthreads) 166c52b12edSArnaldo Carvalho de Melo { 167c52b12edSArnaldo Carvalho de Melo return __perf_evsel__read(evsel, ncpus, nthreads, false); 168c52b12edSArnaldo Carvalho de Melo } 169c52b12edSArnaldo Carvalho de Melo 170c52b12edSArnaldo Carvalho de Melo /** 171c52b12edSArnaldo Carvalho de Melo * perf_evsel__read_scaled - Read the aggregate results on all CPUs, scaled 172c52b12edSArnaldo Carvalho de Melo * 173c52b12edSArnaldo Carvalho de Melo * @evsel - event selector to read value 174c52b12edSArnaldo Carvalho de Melo * @ncpus - Number of cpus affected, from zero 175c52b12edSArnaldo Carvalho de Melo * @nthreads - Number of threads affected, from zero 176c52b12edSArnaldo Carvalho de Melo */ 177c52b12edSArnaldo Carvalho de Melo static inline int perf_evsel__read_scaled(struct perf_evsel *evsel, 178c52b12edSArnaldo Carvalho de Melo int ncpus, int nthreads) 179c52b12edSArnaldo Carvalho de Melo { 180c52b12edSArnaldo Carvalho de Melo return __perf_evsel__read(evsel, ncpus, nthreads, true); 181c52b12edSArnaldo Carvalho de Melo } 182c52b12edSArnaldo Carvalho de Melo 1834bf9ce1bSJiri Olsa void hists__init(struct hists *hists); 1844bf9ce1bSJiri Olsa 185a3f698feSArnaldo Carvalho de Melo int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event, 186a3f698feSArnaldo Carvalho de Melo struct perf_sample *sample, bool swapped); 18769aad6f1SArnaldo Carvalho de Melo #endif /* __PERF_EVSEL_H */ 188