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 11 struct perf_cpu_map; 12 struct perf_stat_config; 13 struct timespec; 14 15 struct stats { 16 double n, mean, M2; 17 u64 max, min; 18 }; 19 20 enum 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 40 struct perf_stat_evsel { 41 struct stats res_stats[3]; 42 enum perf_stat_evsel_id id; 43 u64 *group_data; 44 }; 45 46 enum 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 57 enum { 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 68 enum 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 98 struct runtime_stat { 99 struct rblist value_list; 100 }; 101 102 typedef int (*aggr_get_id_t)(struct perf_stat_config *config, 103 struct perf_cpu_map *m, int cpu); 104 105 struct 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 bool quiet; 126 FILE *output; 127 unsigned int interval; 128 unsigned int timeout; 129 int initial_delay; 130 unsigned int unit_width; 131 unsigned int metric_only_len; 132 int times; 133 int run_count; 134 int print_free_counters_hint; 135 int print_mixed_hw_group_error; 136 struct runtime_stat *stats; 137 int stats_num; 138 const char *csv_sep; 139 struct stats *walltime_nsecs_stats; 140 struct rusage ru_data; 141 struct perf_cpu_map *aggr_map; 142 aggr_get_id_t aggr_get_id; 143 struct perf_cpu_map *cpus_aggr_map; 144 u64 *walltime_run; 145 struct rblist metric_events; 146 int ctl_fd; 147 int ctl_fd_ack; 148 bool ctl_fd_close; 149 const char *cgroup_list; 150 }; 151 152 void perf_stat__set_big_num(int set); 153 154 void update_stats(struct stats *stats, u64 val); 155 double avg_stats(struct stats *stats); 156 double stddev_stats(struct stats *stats); 157 double rel_stddev_stats(double stddev, double avg); 158 159 static inline void init_stats(struct stats *stats) 160 { 161 stats->n = 0.0; 162 stats->mean = 0.0; 163 stats->M2 = 0.0; 164 stats->min = (u64) -1; 165 stats->max = 0; 166 } 167 168 struct evsel; 169 struct evlist; 170 171 struct perf_aggr_thread_value { 172 struct evsel *counter; 173 int id; 174 double uval; 175 u64 val; 176 u64 run; 177 u64 ena; 178 }; 179 180 bool __perf_evsel_stat__is(struct evsel *evsel, 181 enum perf_stat_evsel_id id); 182 183 #define perf_stat_evsel__is(evsel, id) \ 184 __perf_evsel_stat__is(evsel, PERF_STAT_EVSEL_ID__ ## id) 185 186 extern struct runtime_stat rt_stat; 187 extern struct stats walltime_nsecs_stats; 188 189 typedef void (*print_metric_t)(struct perf_stat_config *config, 190 void *ctx, const char *color, const char *unit, 191 const char *fmt, double val); 192 typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx); 193 194 void runtime_stat__init(struct runtime_stat *st); 195 void runtime_stat__exit(struct runtime_stat *st); 196 void perf_stat__init_shadow_stats(void); 197 void perf_stat__reset_shadow_stats(void); 198 void perf_stat__reset_shadow_per_stat(struct runtime_stat *st); 199 void perf_stat__update_shadow_stats(struct evsel *counter, u64 count, 200 int cpu, struct runtime_stat *st); 201 struct perf_stat_output_ctx { 202 void *ctx; 203 print_metric_t print_metric; 204 new_line_t new_line; 205 bool force_header; 206 }; 207 208 void perf_stat__print_shadow_stats(struct perf_stat_config *config, 209 struct evsel *evsel, 210 double avg, int cpu, 211 struct perf_stat_output_ctx *out, 212 struct rblist *metric_events, 213 struct runtime_stat *st); 214 void perf_stat__collect_metric_expr(struct evlist *); 215 216 int evlist__alloc_stats(struct evlist *evlist, bool alloc_raw); 217 void evlist__free_stats(struct evlist *evlist); 218 void evlist__reset_stats(struct evlist *evlist); 219 void evlist__reset_prev_raw_counts(struct evlist *evlist); 220 void evlist__copy_prev_raw_counts(struct evlist *evlist); 221 void evlist__save_aggr_prev_raw_counts(struct evlist *evlist); 222 223 int perf_stat_process_counter(struct perf_stat_config *config, 224 struct evsel *counter); 225 struct perf_tool; 226 union perf_event; 227 struct perf_session; 228 struct target; 229 230 int perf_event__process_stat_event(struct perf_session *session, 231 union perf_event *event); 232 233 size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp); 234 size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp); 235 size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp); 236 237 int create_perf_stat_counter(struct evsel *evsel, 238 struct perf_stat_config *config, 239 struct target *target, 240 int cpu); 241 void 242 perf_evlist__print_counters(struct evlist *evlist, 243 struct perf_stat_config *config, 244 struct target *_target, 245 struct timespec *ts, 246 int argc, const char **argv); 247 248 struct metric_expr; 249 double test_generic_metric(struct metric_expr *mexp, int cpu, struct runtime_stat *st); 250 #endif 251