162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ci 362306a36Sopenharmony_ci#include <internal/cpumap.h> 462306a36Sopenharmony_ci#include "../../../util/cpumap.h" 562306a36Sopenharmony_ci#include "../../../util/header.h" 662306a36Sopenharmony_ci#include "../../../util/pmu.h" 762306a36Sopenharmony_ci#include "../../../util/pmus.h" 862306a36Sopenharmony_ci#include <api/fs/fs.h> 962306a36Sopenharmony_ci#include <math.h> 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ciconst struct pmu_metrics_table *pmu_metrics_table__find(void) 1262306a36Sopenharmony_ci{ 1362306a36Sopenharmony_ci struct perf_pmu *pmu = pmu__find_core_pmu(); 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ci if (pmu) 1662306a36Sopenharmony_ci return perf_pmu__find_metrics_table(pmu); 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_ci return NULL; 1962306a36Sopenharmony_ci} 2062306a36Sopenharmony_ci 2162306a36Sopenharmony_ciconst struct pmu_events_table *pmu_events_table__find(void) 2262306a36Sopenharmony_ci{ 2362306a36Sopenharmony_ci struct perf_pmu *pmu = pmu__find_core_pmu(); 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci if (pmu) 2662306a36Sopenharmony_ci return perf_pmu__find_events_table(pmu); 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci return NULL; 2962306a36Sopenharmony_ci} 3062306a36Sopenharmony_ci 3162306a36Sopenharmony_cidouble perf_pmu__cpu_slots_per_cycle(void) 3262306a36Sopenharmony_ci{ 3362306a36Sopenharmony_ci char path[PATH_MAX]; 3462306a36Sopenharmony_ci unsigned long long slots = 0; 3562306a36Sopenharmony_ci struct perf_pmu *pmu = pmu__find_core_pmu(); 3662306a36Sopenharmony_ci 3762306a36Sopenharmony_ci if (pmu) { 3862306a36Sopenharmony_ci perf_pmu__pathname_scnprintf(path, sizeof(path), 3962306a36Sopenharmony_ci pmu->name, "caps/slots"); 4062306a36Sopenharmony_ci /* 4162306a36Sopenharmony_ci * The value of slots is not greater than 32 bits, but 4262306a36Sopenharmony_ci * filename__read_int can't read value with 0x prefix, 4362306a36Sopenharmony_ci * so use filename__read_ull instead. 4462306a36Sopenharmony_ci */ 4562306a36Sopenharmony_ci filename__read_ull(path, &slots); 4662306a36Sopenharmony_ci } 4762306a36Sopenharmony_ci 4862306a36Sopenharmony_ci return slots ? (double)slots : NAN; 4962306a36Sopenharmony_ci} 50