1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef __PERF_STATS_H 3#define __PERF_STATS_H 4 5#include <linux/types.h> 6#include <stdio.h> 7#include <sys/types.h> 8#include <sys/resource.h> 9#include "rblist.h" 10 11struct perf_cpu_map; 12struct perf_stat_config; 13struct timespec; 14 15struct stats { 16 double n, mean, M2; 17 u64 max, min; 18}; 19 20enum perf_stat_evsel_id { 21 PERF_STAT_EVSEL_ID__NONE = 0, 22 PERF_STAT_EVSEL_ID__CYCLES_IN_TX, 23 PERF_STAT_EVSEL_ID__TRANSACTION_START, 24 PERF_STAT_EVSEL_ID__ELISION_START, 25 PERF_STAT_EVSEL_ID__CYCLES_IN_TX_CP, 26 PERF_STAT_EVSEL_ID__TOPDOWN_TOTAL_SLOTS, 27 PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_ISSUED, 28 PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_RETIRED, 29 PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_BUBBLES, 30 PERF_STAT_EVSEL_ID__TOPDOWN_RECOVERY_BUBBLES, 31 PERF_STAT_EVSEL_ID__TOPDOWN_RETIRING, 32 PERF_STAT_EVSEL_ID__TOPDOWN_BAD_SPEC, 33 PERF_STAT_EVSEL_ID__TOPDOWN_FE_BOUND, 34 PERF_STAT_EVSEL_ID__TOPDOWN_BE_BOUND, 35 PERF_STAT_EVSEL_ID__SMI_NUM, 36 PERF_STAT_EVSEL_ID__APERF, 37 PERF_STAT_EVSEL_ID__MAX, 38}; 39 40struct perf_stat_evsel { 41 struct stats res_stats[3]; 42 enum perf_stat_evsel_id id; 43 u64 *group_data; 44}; 45 46enum aggr_mode { 47 AGGR_NONE, 48 AGGR_GLOBAL, 49 AGGR_SOCKET, 50 AGGR_DIE, 51 AGGR_CORE, 52 AGGR_THREAD, 53 AGGR_UNSET, 54 AGGR_NODE, 55}; 56 57enum { 58 CTX_BIT_USER = 1 << 0, 59 CTX_BIT_KERNEL = 1 << 1, 60 CTX_BIT_HV = 1 << 2, 61 CTX_BIT_HOST = 1 << 3, 62 CTX_BIT_IDLE = 1 << 4, 63 CTX_BIT_MAX = 1 << 5, 64}; 65 66#define NUM_CTX CTX_BIT_MAX 67 68enum stat_type { 69 STAT_NONE = 0, 70 STAT_NSECS, 71 STAT_CYCLES, 72 STAT_STALLED_CYCLES_FRONT, 73 STAT_STALLED_CYCLES_BACK, 74 STAT_BRANCHES, 75 STAT_CACHEREFS, 76 STAT_L1_DCACHE, 77 STAT_L1_ICACHE, 78 STAT_LL_CACHE, 79 STAT_ITLB_CACHE, 80 STAT_DTLB_CACHE, 81 STAT_CYCLES_IN_TX, 82 STAT_TRANSACTION, 83 STAT_ELISION, 84 STAT_TOPDOWN_TOTAL_SLOTS, 85 STAT_TOPDOWN_SLOTS_ISSUED, 86 STAT_TOPDOWN_SLOTS_RETIRED, 87 STAT_TOPDOWN_FETCH_BUBBLES, 88 STAT_TOPDOWN_RECOVERY_BUBBLES, 89 STAT_TOPDOWN_RETIRING, 90 STAT_TOPDOWN_BAD_SPEC, 91 STAT_TOPDOWN_FE_BOUND, 92 STAT_TOPDOWN_BE_BOUND, 93 STAT_SMI_NUM, 94 STAT_APERF, 95 STAT_MAX 96}; 97 98struct runtime_stat { 99 struct rblist value_list; 100}; 101 102typedef int (*aggr_get_id_t)(struct perf_stat_config *config, 103 struct perf_cpu_map *m, int cpu); 104 105struct perf_stat_config { 106 enum aggr_mode aggr_mode; 107 bool scale; 108 bool no_inherit; 109 bool identifier; 110 bool csv_output; 111 bool interval_clear; 112 bool metric_only; 113 bool null_run; 114 bool ru_display; 115 bool big_num; 116 bool no_merge; 117 bool walltime_run_table; 118 bool all_kernel; 119 bool all_user; 120 bool percore_show_thread; 121 bool summary; 122 bool metric_no_group; 123 bool metric_no_merge; 124 bool stop_read_counter; 125 FILE *output; 126 unsigned int interval; 127 unsigned int timeout; 128 int initial_delay; 129 unsigned int unit_width; 130 unsigned int metric_only_len; 131 int times; 132 int run_count; 133 int print_free_counters_hint; 134 int print_mixed_hw_group_error; 135 struct runtime_stat *stats; 136 int stats_num; 137 const char *csv_sep; 138 struct stats *walltime_nsecs_stats; 139 struct rusage ru_data; 140 struct perf_cpu_map *aggr_map; 141 aggr_get_id_t aggr_get_id; 142 struct perf_cpu_map *cpus_aggr_map; 143 u64 *walltime_run; 144 struct rblist metric_events; 145 int ctl_fd; 146 int ctl_fd_ack; 147 bool ctl_fd_close; 148 const char *cgroup_list; 149}; 150 151void perf_stat__set_big_num(int set); 152 153void update_stats(struct stats *stats, u64 val); 154double avg_stats(struct stats *stats); 155double stddev_stats(struct stats *stats); 156double rel_stddev_stats(double stddev, double avg); 157 158static inline void init_stats(struct stats *stats) 159{ 160 stats->n = 0.0; 161 stats->mean = 0.0; 162 stats->M2 = 0.0; 163 stats->min = (u64) -1; 164 stats->max = 0; 165} 166 167struct evsel; 168struct evlist; 169 170struct perf_aggr_thread_value { 171 struct evsel *counter; 172 int id; 173 double uval; 174 u64 val; 175 u64 run; 176 u64 ena; 177}; 178 179bool __perf_evsel_stat__is(struct evsel *evsel, 180 enum perf_stat_evsel_id id); 181 182#define perf_stat_evsel__is(evsel, id) \ 183 __perf_evsel_stat__is(evsel, PERF_STAT_EVSEL_ID__ ## id) 184 185extern struct runtime_stat rt_stat; 186extern struct stats walltime_nsecs_stats; 187 188typedef void (*print_metric_t)(struct perf_stat_config *config, 189 void *ctx, const char *color, const char *unit, 190 const char *fmt, double val); 191typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx); 192 193void runtime_stat__init(struct runtime_stat *st); 194void runtime_stat__exit(struct runtime_stat *st); 195void perf_stat__init_shadow_stats(void); 196void perf_stat__reset_shadow_stats(void); 197void perf_stat__reset_shadow_per_stat(struct runtime_stat *st); 198void perf_stat__update_shadow_stats(struct evsel *counter, u64 count, 199 int cpu, struct runtime_stat *st); 200struct perf_stat_output_ctx { 201 void *ctx; 202 print_metric_t print_metric; 203 new_line_t new_line; 204 bool force_header; 205}; 206 207void perf_stat__print_shadow_stats(struct perf_stat_config *config, 208 struct evsel *evsel, 209 double avg, int cpu, 210 struct perf_stat_output_ctx *out, 211 struct rblist *metric_events, 212 struct runtime_stat *st); 213void perf_stat__collect_metric_expr(struct evlist *); 214 215int perf_evlist__alloc_stats(struct evlist *evlist, bool alloc_raw); 216void perf_evlist__free_stats(struct evlist *evlist); 217void perf_evlist__reset_stats(struct evlist *evlist); 218void perf_evlist__reset_prev_raw_counts(struct evlist *evlist); 219void perf_evlist__copy_prev_raw_counts(struct evlist *evlist); 220void perf_evlist__save_aggr_prev_raw_counts(struct evlist *evlist); 221 222int perf_stat_process_counter(struct perf_stat_config *config, 223 struct evsel *counter); 224struct perf_tool; 225union perf_event; 226struct perf_session; 227struct target; 228 229int perf_event__process_stat_event(struct perf_session *session, 230 union perf_event *event); 231 232size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp); 233size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp); 234size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp); 235 236int create_perf_stat_counter(struct evsel *evsel, 237 struct perf_stat_config *config, 238 struct target *target, 239 int cpu); 240void 241perf_evlist__print_counters(struct evlist *evlist, 242 struct perf_stat_config *config, 243 struct target *_target, 244 struct timespec *ts, 245 int argc, const char **argv); 246 247struct metric_expr; 248double test_generic_metric(struct metric_expr *mexp, int cpu, struct runtime_stat *st); 249#endif 250