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 "cpumap.h" 10 #include "rblist.h" 11 12 struct perf_cpu_map; 13 struct perf_stat_config; 14 struct timespec; 15 16 struct stats { 17 double n, mean, M2; 18 u64 max, min; 19 }; 20 21 enum perf_stat_evsel_id { 22 PERF_STAT_EVSEL_ID__NONE = 0, 23 PERF_STAT_EVSEL_ID__CYCLES_IN_TX, 24 PERF_STAT_EVSEL_ID__TRANSACTION_START, 25 PERF_STAT_EVSEL_ID__ELISION_START, 26 PERF_STAT_EVSEL_ID__CYCLES_IN_TX_CP, 27 PERF_STAT_EVSEL_ID__TOPDOWN_TOTAL_SLOTS, 28 PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_ISSUED, 29 PERF_STAT_EVSEL_ID__TOPDOWN_SLOTS_RETIRED, 30 PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_BUBBLES, 31 PERF_STAT_EVSEL_ID__TOPDOWN_RECOVERY_BUBBLES, 32 PERF_STAT_EVSEL_ID__TOPDOWN_RETIRING, 33 PERF_STAT_EVSEL_ID__TOPDOWN_BAD_SPEC, 34 PERF_STAT_EVSEL_ID__TOPDOWN_FE_BOUND, 35 PERF_STAT_EVSEL_ID__TOPDOWN_BE_BOUND, 36 PERF_STAT_EVSEL_ID__TOPDOWN_HEAVY_OPS, 37 PERF_STAT_EVSEL_ID__TOPDOWN_BR_MISPREDICT, 38 PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_LAT, 39 PERF_STAT_EVSEL_ID__TOPDOWN_MEM_BOUND, 40 PERF_STAT_EVSEL_ID__SMI_NUM, 41 PERF_STAT_EVSEL_ID__APERF, 42 PERF_STAT_EVSEL_ID__MAX, 43 }; 44 45 struct perf_stat_evsel { 46 struct stats res_stats[3]; 47 enum perf_stat_evsel_id id; 48 u64 *group_data; 49 }; 50 51 enum aggr_mode { 52 AGGR_NONE, 53 AGGR_GLOBAL, 54 AGGR_SOCKET, 55 AGGR_DIE, 56 AGGR_CORE, 57 AGGR_THREAD, 58 AGGR_UNSET, 59 AGGR_NODE, 60 }; 61 62 enum { 63 CTX_BIT_USER = 1 << 0, 64 CTX_BIT_KERNEL = 1 << 1, 65 CTX_BIT_HV = 1 << 2, 66 CTX_BIT_HOST = 1 << 3, 67 CTX_BIT_IDLE = 1 << 4, 68 CTX_BIT_MAX = 1 << 5, 69 }; 70 71 #define NUM_CTX CTX_BIT_MAX 72 73 enum stat_type { 74 STAT_NONE = 0, 75 STAT_NSECS, 76 STAT_CYCLES, 77 STAT_STALLED_CYCLES_FRONT, 78 STAT_STALLED_CYCLES_BACK, 79 STAT_BRANCHES, 80 STAT_CACHEREFS, 81 STAT_L1_DCACHE, 82 STAT_L1_ICACHE, 83 STAT_LL_CACHE, 84 STAT_ITLB_CACHE, 85 STAT_DTLB_CACHE, 86 STAT_CYCLES_IN_TX, 87 STAT_TRANSACTION, 88 STAT_ELISION, 89 STAT_TOPDOWN_TOTAL_SLOTS, 90 STAT_TOPDOWN_SLOTS_ISSUED, 91 STAT_TOPDOWN_SLOTS_RETIRED, 92 STAT_TOPDOWN_FETCH_BUBBLES, 93 STAT_TOPDOWN_RECOVERY_BUBBLES, 94 STAT_TOPDOWN_RETIRING, 95 STAT_TOPDOWN_BAD_SPEC, 96 STAT_TOPDOWN_FE_BOUND, 97 STAT_TOPDOWN_BE_BOUND, 98 STAT_TOPDOWN_HEAVY_OPS, 99 STAT_TOPDOWN_BR_MISPREDICT, 100 STAT_TOPDOWN_FETCH_LAT, 101 STAT_TOPDOWN_MEM_BOUND, 102 STAT_SMI_NUM, 103 STAT_APERF, 104 STAT_MAX 105 }; 106 107 struct runtime_stat { 108 struct rblist value_list; 109 }; 110 111 typedef struct aggr_cpu_id (*aggr_get_id_t)(struct perf_stat_config *config, 112 struct perf_cpu_map *m, int cpu); 113 114 struct perf_stat_config { 115 enum aggr_mode aggr_mode; 116 bool scale; 117 bool no_inherit; 118 bool identifier; 119 bool csv_output; 120 bool interval_clear; 121 bool metric_only; 122 bool null_run; 123 bool ru_display; 124 bool big_num; 125 bool no_merge; 126 bool walltime_run_table; 127 bool all_kernel; 128 bool all_user; 129 bool percore_show_thread; 130 bool summary; 131 bool metric_no_group; 132 bool metric_no_merge; 133 bool stop_read_counter; 134 bool quiet; 135 FILE *output; 136 unsigned int interval; 137 unsigned int timeout; 138 int initial_delay; 139 unsigned int unit_width; 140 unsigned int metric_only_len; 141 int times; 142 int run_count; 143 int print_free_counters_hint; 144 int print_mixed_hw_group_error; 145 struct runtime_stat *stats; 146 int stats_num; 147 const char *csv_sep; 148 struct stats *walltime_nsecs_stats; 149 struct rusage ru_data; 150 struct cpu_aggr_map *aggr_map; 151 aggr_get_id_t aggr_get_id; 152 struct cpu_aggr_map *cpus_aggr_map; 153 u64 *walltime_run; 154 struct rblist metric_events; 155 int ctl_fd; 156 int ctl_fd_ack; 157 bool ctl_fd_close; 158 const char *cgroup_list; 159 unsigned int topdown_level; 160 }; 161 162 void perf_stat__set_big_num(int set); 163 164 void update_stats(struct stats *stats, u64 val); 165 double avg_stats(struct stats *stats); 166 double stddev_stats(struct stats *stats); 167 double rel_stddev_stats(double stddev, double avg); 168 169 static inline void init_stats(struct stats *stats) 170 { 171 stats->n = 0.0; 172 stats->mean = 0.0; 173 stats->M2 = 0.0; 174 stats->min = (u64) -1; 175 stats->max = 0; 176 } 177 178 struct evsel; 179 struct evlist; 180 181 struct perf_aggr_thread_value { 182 struct evsel *counter; 183 struct aggr_cpu_id id; 184 double uval; 185 u64 val; 186 u64 run; 187 u64 ena; 188 }; 189 190 bool __perf_evsel_stat__is(struct evsel *evsel, 191 enum perf_stat_evsel_id id); 192 193 #define perf_stat_evsel__is(evsel, id) \ 194 __perf_evsel_stat__is(evsel, PERF_STAT_EVSEL_ID__ ## id) 195 196 extern struct runtime_stat rt_stat; 197 extern struct stats walltime_nsecs_stats; 198 199 typedef void (*print_metric_t)(struct perf_stat_config *config, 200 void *ctx, const char *color, const char *unit, 201 const char *fmt, double val); 202 typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx); 203 204 void runtime_stat__init(struct runtime_stat *st); 205 void runtime_stat__exit(struct runtime_stat *st); 206 void perf_stat__init_shadow_stats(void); 207 void perf_stat__reset_shadow_stats(void); 208 void perf_stat__reset_shadow_per_stat(struct runtime_stat *st); 209 void perf_stat__update_shadow_stats(struct evsel *counter, u64 count, 210 int cpu, struct runtime_stat *st); 211 struct perf_stat_output_ctx { 212 void *ctx; 213 print_metric_t print_metric; 214 new_line_t new_line; 215 bool force_header; 216 }; 217 218 void perf_stat__print_shadow_stats(struct perf_stat_config *config, 219 struct evsel *evsel, 220 double avg, int cpu, 221 struct perf_stat_output_ctx *out, 222 struct rblist *metric_events, 223 struct runtime_stat *st); 224 void perf_stat__collect_metric_expr(struct evlist *); 225 226 int evlist__alloc_stats(struct evlist *evlist, bool alloc_raw); 227 void evlist__free_stats(struct evlist *evlist); 228 void evlist__reset_stats(struct evlist *evlist); 229 void evlist__reset_prev_raw_counts(struct evlist *evlist); 230 void evlist__copy_prev_raw_counts(struct evlist *evlist); 231 void evlist__save_aggr_prev_raw_counts(struct evlist *evlist); 232 233 int perf_stat_process_counter(struct perf_stat_config *config, 234 struct evsel *counter); 235 struct perf_tool; 236 union perf_event; 237 struct perf_session; 238 struct target; 239 240 int perf_event__process_stat_event(struct perf_session *session, 241 union perf_event *event); 242 243 size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp); 244 size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp); 245 size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp); 246 247 int create_perf_stat_counter(struct evsel *evsel, 248 struct perf_stat_config *config, 249 struct target *target, 250 int cpu); 251 void evlist__print_counters(struct evlist *evlist, struct perf_stat_config *config, 252 struct target *_target, struct timespec *ts, int argc, const char **argv); 253 254 struct metric_expr; 255 double test_generic_metric(struct metric_expr *mexp, int cpu, struct runtime_stat *st); 256 #endif 257