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