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