#ifndef __PERF_EVSEL_H #define __PERF_EVSEL_H 1 #include #include #include #include "types.h" #include "xyarray.h" struct perf_counts_values { union { struct { u64 val; u64 ena; u64 run; }; u64 values[3]; }; }; struct perf_counts { s8 scaled; struct perf_counts_values aggr; struct perf_counts_values cpu[]; }; struct perf_evsel { struct list_head node; struct perf_event_attr attr; char *filter; struct xyarray *fd; struct perf_counts *counts; int idx; void *priv; }; struct cpu_map; struct thread_map; struct perf_evsel *perf_evsel__new(u32 type, u64 config, int idx); void perf_evsel__delete(struct perf_evsel *evsel); int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads); int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus); void perf_evsel__free_fd(struct perf_evsel *evsel); void perf_evsel__close_fd(struct perf_evsel *evsel, int ncpus, int nthreads); int perf_evsel__open_per_cpu(struct perf_evsel *evsel, struct cpu_map *cpus); int perf_evsel__open_per_thread(struct perf_evsel *evsel, struct thread_map *threads); int perf_evsel__open(struct perf_evsel *evsel, struct cpu_map *cpus, struct thread_map *threads); #define perf_evsel__match(evsel, t, c) \ (evsel->attr.type == PERF_TYPE_##t && \ evsel->attr.config == PERF_COUNT_##c) int __perf_evsel__read_on_cpu(struct perf_evsel *evsel, int cpu, int thread, bool scale); /** * perf_evsel__read_on_cpu - Read out the results on a CPU and thread * * @evsel - event selector to read value * @cpu - CPU of interest * @thread - thread of interest */ static inline int perf_evsel__read_on_cpu(struct perf_evsel *evsel, int cpu, int thread) { return __perf_evsel__read_on_cpu(evsel, cpu, thread, false); } /** * perf_evsel__read_on_cpu_scaled - Read out the results on a CPU and thread, scaled * * @evsel - event selector to read value * @cpu - CPU of interest * @thread - thread of interest */ static inline int perf_evsel__read_on_cpu_scaled(struct perf_evsel *evsel, int cpu, int thread) { return __perf_evsel__read_on_cpu(evsel, cpu, thread, true); } int __perf_evsel__read(struct perf_evsel *evsel, int ncpus, int nthreads, bool scale); /** * perf_evsel__read - Read the aggregate results on all CPUs * * @evsel - event selector to read value * @ncpus - Number of cpus affected, from zero * @nthreads - Number of threads affected, from zero */ static inline int perf_evsel__read(struct perf_evsel *evsel, int ncpus, int nthreads) { return __perf_evsel__read(evsel, ncpus, nthreads, false); } /** * perf_evsel__read_scaled - Read the aggregate results on all CPUs, scaled * * @evsel - event selector to read value * @ncpus - Number of cpus affected, from zero * @nthreads - Number of threads affected, from zero */ static inline int perf_evsel__read_scaled(struct perf_evsel *evsel, int ncpus, int nthreads) { return __perf_evsel__read(evsel, ncpus, nthreads, true); } #endif /* __PERF_EVSEL_H */