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