1361c99a6SArnaldo Carvalho de Melo #ifndef __PERF_EVLIST_H 2361c99a6SArnaldo Carvalho de Melo #define __PERF_EVLIST_H 1 3361c99a6SArnaldo Carvalho de Melo 4361c99a6SArnaldo Carvalho de Melo #include <linux/list.h> 550d08e47SArnaldo Carvalho de Melo #include <stdio.h> 670db7533SArnaldo Carvalho de Melo #include "../perf.h" 704391debSArnaldo Carvalho de Melo #include "event.h" 80c21f736SArnaldo Carvalho de Melo #include "evsel.h" 950d08e47SArnaldo Carvalho de Melo #include "util.h" 1035b9d88eSArnaldo Carvalho de Melo #include <unistd.h> 11361c99a6SArnaldo Carvalho de Melo 125c581041SArnaldo Carvalho de Melo struct pollfd; 13f8a95309SArnaldo Carvalho de Melo struct thread_map; 14f8a95309SArnaldo Carvalho de Melo struct cpu_map; 150f82ebc4SArnaldo Carvalho de Melo struct perf_record_opts; 165c581041SArnaldo Carvalho de Melo 1770db7533SArnaldo Carvalho de Melo #define PERF_EVLIST__HLIST_BITS 8 1870db7533SArnaldo Carvalho de Melo #define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS) 1970db7533SArnaldo Carvalho de Melo 200479b8b9SDavid Ahern struct perf_mmap { 210479b8b9SDavid Ahern void *base; 220479b8b9SDavid Ahern int mask; 230479b8b9SDavid Ahern unsigned int prev; 240479b8b9SDavid Ahern union perf_event event_copy; 250479b8b9SDavid Ahern }; 260479b8b9SDavid Ahern 27361c99a6SArnaldo Carvalho de Melo struct perf_evlist { 28361c99a6SArnaldo Carvalho de Melo struct list_head entries; 2970db7533SArnaldo Carvalho de Melo struct hlist_head heads[PERF_EVLIST__HLIST_SIZE]; 30361c99a6SArnaldo Carvalho de Melo int nr_entries; 3197f63e4aSNamhyung Kim int nr_groups; 325c581041SArnaldo Carvalho de Melo int nr_fds; 33aece948fSArnaldo Carvalho de Melo int nr_mmaps; 3470db7533SArnaldo Carvalho de Melo int mmap_len; 3535b9d88eSArnaldo Carvalho de Melo struct { 3635b9d88eSArnaldo Carvalho de Melo int cork_fd; 3735b9d88eSArnaldo Carvalho de Melo pid_t pid; 3835b9d88eSArnaldo Carvalho de Melo } workload; 397bb41152SArnaldo Carvalho de Melo bool overwrite; 4070db7533SArnaldo Carvalho de Melo struct perf_mmap *mmap; 415c581041SArnaldo Carvalho de Melo struct pollfd *pollfd; 427e2ed097SArnaldo Carvalho de Melo struct thread_map *threads; 437e2ed097SArnaldo Carvalho de Melo struct cpu_map *cpus; 4481cce8deSArnaldo Carvalho de Melo struct perf_evsel *selected; 45361c99a6SArnaldo Carvalho de Melo }; 46361c99a6SArnaldo Carvalho de Melo 47ee29be62SArnaldo Carvalho de Melo struct perf_evsel_str_handler { 48ee29be62SArnaldo Carvalho de Melo const char *name; 49ee29be62SArnaldo Carvalho de Melo void *handler; 50ee29be62SArnaldo Carvalho de Melo }; 51ee29be62SArnaldo Carvalho de Melo 52334fe7a3SNamhyung Kim struct perf_evlist *perf_evlist__new(void); 537e2ed097SArnaldo Carvalho de Melo void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus, 547e2ed097SArnaldo Carvalho de Melo struct thread_map *threads); 55ef1d1af2SArnaldo Carvalho de Melo void perf_evlist__exit(struct perf_evlist *evlist); 56361c99a6SArnaldo Carvalho de Melo void perf_evlist__delete(struct perf_evlist *evlist); 57361c99a6SArnaldo Carvalho de Melo 58361c99a6SArnaldo Carvalho de Melo void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry); 59361c99a6SArnaldo Carvalho de Melo int perf_evlist__add_default(struct perf_evlist *evlist); 6079695e1bSArnaldo Carvalho de Melo int __perf_evlist__add_default_attrs(struct perf_evlist *evlist, 6179695e1bSArnaldo Carvalho de Melo struct perf_event_attr *attrs, size_t nr_attrs); 6250d08e47SArnaldo Carvalho de Melo 6379695e1bSArnaldo Carvalho de Melo #define perf_evlist__add_default_attrs(evlist, array) \ 6479695e1bSArnaldo Carvalho de Melo __perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array)) 65361c99a6SArnaldo Carvalho de Melo 6639876e7dSArnaldo Carvalho de Melo int perf_evlist__add_newtp(struct perf_evlist *evlist, 6739876e7dSArnaldo Carvalho de Melo const char *sys, const char *name, void *handler); 6839876e7dSArnaldo Carvalho de Melo 69745cefc5SArnaldo Carvalho de Melo int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter); 70745cefc5SArnaldo Carvalho de Melo 71da378962SArnaldo Carvalho de Melo struct perf_evsel * 72da378962SArnaldo Carvalho de Melo perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id); 73da378962SArnaldo Carvalho de Melo 74a91e5431SArnaldo Carvalho de Melo void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel, 753d3b5e95SArnaldo Carvalho de Melo int cpu, int thread, u64 id); 763d3b5e95SArnaldo Carvalho de Melo 7770082dd9SArnaldo Carvalho de Melo void perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd); 785c581041SArnaldo Carvalho de Melo 7970db7533SArnaldo Carvalho de Melo struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id); 8070db7533SArnaldo Carvalho de Melo 81aece948fSArnaldo Carvalho de Melo union perf_event *perf_evlist__mmap_read(struct perf_evlist *self, int idx); 8204391debSArnaldo Carvalho de Melo 836a4bb04cSJiri Olsa int perf_evlist__open(struct perf_evlist *evlist); 84a74b4b66SNamhyung Kim void perf_evlist__close(struct perf_evlist *evlist); 85727ab04eSArnaldo Carvalho de Melo 86f77a9518SArnaldo Carvalho de Melo void perf_evlist__config(struct perf_evlist *evlist, 870f82ebc4SArnaldo Carvalho de Melo struct perf_record_opts *opts); 880f82ebc4SArnaldo Carvalho de Melo 8935b9d88eSArnaldo Carvalho de Melo int perf_evlist__prepare_workload(struct perf_evlist *evlist, 906ef73ec4SNamhyung Kim struct perf_target *target, 9155e162eaSNamhyung Kim const char *argv[], bool pipe_output, 9255e162eaSNamhyung Kim bool want_signal); 9335b9d88eSArnaldo Carvalho de Melo int perf_evlist__start_workload(struct perf_evlist *evlist); 9435b9d88eSArnaldo Carvalho de Melo 9550a682ceSArnaldo Carvalho de Melo int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages, 9650a682ceSArnaldo Carvalho de Melo bool overwrite); 977e2ed097SArnaldo Carvalho de Melo void perf_evlist__munmap(struct perf_evlist *evlist); 987e2ed097SArnaldo Carvalho de Melo 994152ab37SArnaldo Carvalho de Melo void perf_evlist__disable(struct perf_evlist *evlist); 100764e16a3SDavid Ahern void perf_evlist__enable(struct perf_evlist *evlist); 1014152ab37SArnaldo Carvalho de Melo 10281cce8deSArnaldo Carvalho de Melo void perf_evlist__set_selected(struct perf_evlist *evlist, 10381cce8deSArnaldo Carvalho de Melo struct perf_evsel *evsel); 10481cce8deSArnaldo Carvalho de Melo 1057e2ed097SArnaldo Carvalho de Melo static inline void perf_evlist__set_maps(struct perf_evlist *evlist, 1067e2ed097SArnaldo Carvalho de Melo struct cpu_map *cpus, 1077e2ed097SArnaldo Carvalho de Melo struct thread_map *threads) 1087e2ed097SArnaldo Carvalho de Melo { 1097e2ed097SArnaldo Carvalho de Melo evlist->cpus = cpus; 1107e2ed097SArnaldo Carvalho de Melo evlist->threads = threads; 1117e2ed097SArnaldo Carvalho de Melo } 1127e2ed097SArnaldo Carvalho de Melo 113b809ac10SNamhyung Kim int perf_evlist__create_maps(struct perf_evlist *evlist, 114b809ac10SNamhyung Kim struct perf_target *target); 1157e2ed097SArnaldo Carvalho de Melo void perf_evlist__delete_maps(struct perf_evlist *evlist); 1161491a632SArnaldo Carvalho de Melo int perf_evlist__apply_filters(struct perf_evlist *evlist); 117f8a95309SArnaldo Carvalho de Melo 11863dab225SArnaldo Carvalho de Melo void __perf_evlist__set_leader(struct list_head *list); 11963dab225SArnaldo Carvalho de Melo void perf_evlist__set_leader(struct perf_evlist *evlist); 12063dab225SArnaldo Carvalho de Melo 1219ede473cSJiri Olsa u64 perf_evlist__read_format(struct perf_evlist *evlist); 1220c21f736SArnaldo Carvalho de Melo u64 perf_evlist__sample_type(struct perf_evlist *evlist); 1230c21f736SArnaldo Carvalho de Melo bool perf_evlist__sample_id_all(struct perf_evlist *evlist); 1240c21f736SArnaldo Carvalho de Melo u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist); 12574429964SFrederic Weisbecker 126a3f698feSArnaldo Carvalho de Melo int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event, 1270807d2d8SArnaldo Carvalho de Melo struct perf_sample *sample); 128cb0b29e0SArnaldo Carvalho de Melo 1290c21f736SArnaldo Carvalho de Melo bool perf_evlist__valid_sample_type(struct perf_evlist *evlist); 1300c21f736SArnaldo Carvalho de Melo bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist); 1319ede473cSJiri Olsa bool perf_evlist__valid_read_format(struct perf_evlist *evlist); 1320529bc1fSJiri Olsa 1330529bc1fSJiri Olsa void perf_evlist__splice_list_tail(struct perf_evlist *evlist, 1340529bc1fSJiri Olsa struct list_head *list, 1350529bc1fSJiri Olsa int nr_entries); 1360c21f736SArnaldo Carvalho de Melo 1370c21f736SArnaldo Carvalho de Melo static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist) 1380c21f736SArnaldo Carvalho de Melo { 1390c21f736SArnaldo Carvalho de Melo return list_entry(evlist->entries.next, struct perf_evsel, node); 1400c21f736SArnaldo Carvalho de Melo } 1410c21f736SArnaldo Carvalho de Melo 1420c21f736SArnaldo Carvalho de Melo static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist) 1430c21f736SArnaldo Carvalho de Melo { 1440c21f736SArnaldo Carvalho de Melo return list_entry(evlist->entries.prev, struct perf_evsel, node); 1450c21f736SArnaldo Carvalho de Melo } 14678f067b3SArnaldo Carvalho de Melo 14778f067b3SArnaldo Carvalho de Melo size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp); 1480479b8b9SDavid Ahern 1490479b8b9SDavid Ahern static inline unsigned int perf_mmap__read_head(struct perf_mmap *mm) 1500479b8b9SDavid Ahern { 1510479b8b9SDavid Ahern struct perf_event_mmap_page *pc = mm->base; 1520479b8b9SDavid Ahern int head = pc->data_head; 1530479b8b9SDavid Ahern rmb(); 1540479b8b9SDavid Ahern return head; 1550479b8b9SDavid Ahern } 1560479b8b9SDavid Ahern 1570479b8b9SDavid Ahern static inline void perf_mmap__write_tail(struct perf_mmap *md, 1580479b8b9SDavid Ahern unsigned long tail) 1590479b8b9SDavid Ahern { 1600479b8b9SDavid Ahern struct perf_event_mmap_page *pc = md->base; 1610479b8b9SDavid Ahern 1620479b8b9SDavid Ahern /* 1630479b8b9SDavid Ahern * ensure all reads are done before we write the tail out. 1640479b8b9SDavid Ahern */ 1650479b8b9SDavid Ahern /* mb(); */ 1660479b8b9SDavid Ahern pc->data_tail = tail; 1670479b8b9SDavid Ahern } 1680479b8b9SDavid Ahern 169361c99a6SArnaldo Carvalho de Melo #endif /* __PERF_EVLIST_H */ 170