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 FILE *output; 113 unsigned int interval; 114 unsigned int timeout; 115 unsigned int initial_delay; 116 unsigned int unit_width; 117 unsigned int metric_only_len; 118 int times; 119 int run_count; 120 int print_free_counters_hint; 121 int print_mixed_hw_group_error; 122 struct runtime_stat *stats; 123 int stats_num; 124 const char *csv_sep; 125 struct stats *walltime_nsecs_stats; 126 struct rusage ru_data; 127 struct perf_cpu_map *aggr_map; 128 aggr_get_id_t aggr_get_id; 129 struct perf_cpu_map *cpus_aggr_map; 130 u64 *walltime_run; 131 struct rblist metric_events; 132 }; 133 134 void update_stats(struct stats *stats, u64 val); 135 double avg_stats(struct stats *stats); 136 double stddev_stats(struct stats *stats); 137 double rel_stddev_stats(double stddev, double avg); 138 139 static inline void init_stats(struct stats *stats) 140 { 141 stats->n = 0.0; 142 stats->mean = 0.0; 143 stats->M2 = 0.0; 144 stats->min = (u64) -1; 145 stats->max = 0; 146 } 147 148 struct evsel; 149 struct evlist; 150 151 struct perf_aggr_thread_value { 152 struct evsel *counter; 153 int id; 154 double uval; 155 u64 val; 156 u64 run; 157 u64 ena; 158 }; 159 160 bool __perf_evsel_stat__is(struct evsel *evsel, 161 enum perf_stat_evsel_id id); 162 163 #define perf_stat_evsel__is(evsel, id) \ 164 __perf_evsel_stat__is(evsel, PERF_STAT_EVSEL_ID__ ## id) 165 166 extern struct runtime_stat rt_stat; 167 extern struct stats walltime_nsecs_stats; 168 169 typedef void (*print_metric_t)(struct perf_stat_config *config, 170 void *ctx, const char *color, const char *unit, 171 const char *fmt, double val); 172 typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx); 173 174 void runtime_stat__init(struct runtime_stat *st); 175 void runtime_stat__exit(struct runtime_stat *st); 176 void perf_stat__init_shadow_stats(void); 177 void perf_stat__reset_shadow_stats(void); 178 void perf_stat__reset_shadow_per_stat(struct runtime_stat *st); 179 void perf_stat__update_shadow_stats(struct evsel *counter, u64 count, 180 int cpu, struct runtime_stat *st); 181 struct perf_stat_output_ctx { 182 void *ctx; 183 print_metric_t print_metric; 184 new_line_t new_line; 185 bool force_header; 186 }; 187 188 void perf_stat__print_shadow_stats(struct perf_stat_config *config, 189 struct evsel *evsel, 190 double avg, int cpu, 191 struct perf_stat_output_ctx *out, 192 struct rblist *metric_events, 193 struct runtime_stat *st); 194 void perf_stat__collect_metric_expr(struct evlist *); 195 196 int perf_evlist__alloc_stats(struct evlist *evlist, bool alloc_raw); 197 void perf_evlist__free_stats(struct evlist *evlist); 198 void perf_evlist__reset_stats(struct evlist *evlist); 199 void perf_evlist__reset_prev_raw_counts(struct evlist *evlist); 200 201 int perf_stat_process_counter(struct perf_stat_config *config, 202 struct evsel *counter); 203 struct perf_tool; 204 union perf_event; 205 struct perf_session; 206 struct target; 207 208 int perf_event__process_stat_event(struct perf_session *session, 209 union perf_event *event); 210 211 size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp); 212 size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp); 213 size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp); 214 215 int create_perf_stat_counter(struct evsel *evsel, 216 struct perf_stat_config *config, 217 struct target *target); 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