/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __LIBPERF_INTERNAL_EVLIST_H
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#define __LIBPERF_INTERNAL_EVLIST_H
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#include <linux/list.h>
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#include <api/fd/array.h>
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#include <internal/evsel.h>
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#define PERF_EVLIST__HLIST_BITS 8
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#define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
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struct perf_cpu_map;
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struct perf_thread_map;
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struct perf_mmap_param;
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struct perf_evlist {
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struct list_head entries;
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int nr_entries;
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bool has_user_cpus;
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struct perf_cpu_map *cpus;
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struct perf_cpu_map *all_cpus;
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struct perf_thread_map *threads;
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int nr_mmaps;
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size_t mmap_len;
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struct fdarray pollfd;
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struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
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struct perf_mmap *mmap;
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struct perf_mmap *mmap_ovw;
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struct perf_mmap *mmap_first;
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struct perf_mmap *mmap_ovw_first;
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};
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typedef void
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(*perf_evlist_mmap__cb_idx_t)(struct perf_evlist*, struct perf_mmap_param*, int, bool);
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typedef struct perf_mmap*
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(*perf_evlist_mmap__cb_get_t)(struct perf_evlist*, bool, int);
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typedef int
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(*perf_evlist_mmap__cb_mmap_t)(struct perf_mmap*, struct perf_mmap_param*, int, int);
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struct perf_evlist_mmap_ops {
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perf_evlist_mmap__cb_idx_t idx;
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perf_evlist_mmap__cb_get_t get;
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perf_evlist_mmap__cb_mmap_t mmap;
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};
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int perf_evlist__alloc_pollfd(struct perf_evlist *evlist);
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int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd,
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void *ptr, short revent, enum fdarray_flags flags);
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int perf_evlist__mmap_ops(struct perf_evlist *evlist,
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struct perf_evlist_mmap_ops *ops,
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struct perf_mmap_param *mp);
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void perf_evlist__init(struct perf_evlist *evlist);
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void perf_evlist__exit(struct perf_evlist *evlist);
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/**
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* __perf_evlist__for_each_entry - iterate thru all the evsels
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* @list: list_head instance to iterate
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* @evsel: struct perf_evsel iterator
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*/
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#define __perf_evlist__for_each_entry(list, evsel) \
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list_for_each_entry(evsel, list, node)
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/**
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* evlist__for_each_entry - iterate thru all the evsels
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* @evlist: perf_evlist instance to iterate
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* @evsel: struct perf_evsel iterator
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*/
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#define perf_evlist__for_each_entry(evlist, evsel) \
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__perf_evlist__for_each_entry(&(evlist)->entries, evsel)
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/**
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* __perf_evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
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* @list: list_head instance to iterate
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* @evsel: struct evsel iterator
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*/
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#define __perf_evlist__for_each_entry_reverse(list, evsel) \
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list_for_each_entry_reverse(evsel, list, node)
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/**
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* perf_evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
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* @evlist: evlist instance to iterate
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* @evsel: struct evsel iterator
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*/
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#define perf_evlist__for_each_entry_reverse(evlist, evsel) \
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__perf_evlist__for_each_entry_reverse(&(evlist)->entries, evsel)
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/**
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* __perf_evlist__for_each_entry_safe - safely iterate thru all the evsels
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* @list: list_head instance to iterate
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* @tmp: struct evsel temp iterator
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* @evsel: struct evsel iterator
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*/
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#define __perf_evlist__for_each_entry_safe(list, tmp, evsel) \
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list_for_each_entry_safe(evsel, tmp, list, node)
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/**
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* perf_evlist__for_each_entry_safe - safely iterate thru all the evsels
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* @evlist: evlist instance to iterate
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* @evsel: struct evsel iterator
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* @tmp: struct evsel temp iterator
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*/
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#define perf_evlist__for_each_entry_safe(evlist, tmp, evsel) \
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__perf_evlist__for_each_entry_safe(&(evlist)->entries, tmp, evsel)
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static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist)
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{
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return list_entry(evlist->entries.next, struct perf_evsel, node);
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}
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static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist)
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{
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return list_entry(evlist->entries.prev, struct perf_evsel, node);
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}
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u64 perf_evlist__read_format(struct perf_evlist *evlist);
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void perf_evlist__id_add(struct perf_evlist *evlist,
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struct perf_evsel *evsel,
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int cpu, int thread, u64 id);
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int perf_evlist__id_add_fd(struct perf_evlist *evlist,
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struct perf_evsel *evsel,
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int cpu, int thread, int fd);
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#endif /* __LIBPERF_INTERNAL_EVLIST_H */
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