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__TOPDOWN_HEAVY_OPS,
37 PERF_STAT_EVSEL_ID__TOPDOWN_BR_MISPREDICT,
38 PERF_STAT_EVSEL_ID__TOPDOWN_FETCH_LAT,
39 PERF_STAT_EVSEL_ID__TOPDOWN_MEM_BOUND,
40 PERF_STAT_EVSEL_ID__SMI_NUM,
41 PERF_STAT_EVSEL_ID__APERF,
42 PERF_STAT_EVSEL_ID__MAX,
43 };
44
45 struct perf_stat_evsel {
46 struct stats res_stats[3];
47 enum perf_stat_evsel_id id;
48 u64 *group_data;
49 };
50
51 enum aggr_mode {
52 AGGR_NONE,
53 AGGR_GLOBAL,
54 AGGR_SOCKET,
55 AGGR_DIE,
56 AGGR_CORE,
57 AGGR_THREAD,
58 AGGR_UNSET,
59 AGGR_NODE,
60 };
61
62 enum {
63 CTX_BIT_USER = 1 << 0,
64 CTX_BIT_KERNEL = 1 << 1,
65 CTX_BIT_HV = 1 << 2,
66 CTX_BIT_HOST = 1 << 3,
67 CTX_BIT_IDLE = 1 << 4,
68 CTX_BIT_MAX = 1 << 5,
69 };
70
71 #define NUM_CTX CTX_BIT_MAX
72
73 enum stat_type {
74 STAT_NONE = 0,
75 STAT_NSECS,
76 STAT_CYCLES,
77 STAT_STALLED_CYCLES_FRONT,
78 STAT_STALLED_CYCLES_BACK,
79 STAT_BRANCHES,
80 STAT_CACHEREFS,
81 STAT_L1_DCACHE,
82 STAT_L1_ICACHE,
83 STAT_LL_CACHE,
84 STAT_ITLB_CACHE,
85 STAT_DTLB_CACHE,
86 STAT_CYCLES_IN_TX,
87 STAT_TRANSACTION,
88 STAT_ELISION,
89 STAT_TOPDOWN_TOTAL_SLOTS,
90 STAT_TOPDOWN_SLOTS_ISSUED,
91 STAT_TOPDOWN_SLOTS_RETIRED,
92 STAT_TOPDOWN_FETCH_BUBBLES,
93 STAT_TOPDOWN_RECOVERY_BUBBLES,
94 STAT_TOPDOWN_RETIRING,
95 STAT_TOPDOWN_BAD_SPEC,
96 STAT_TOPDOWN_FE_BOUND,
97 STAT_TOPDOWN_BE_BOUND,
98 STAT_TOPDOWN_HEAVY_OPS,
99 STAT_TOPDOWN_BR_MISPREDICT,
100 STAT_TOPDOWN_FETCH_LAT,
101 STAT_TOPDOWN_MEM_BOUND,
102 STAT_SMI_NUM,
103 STAT_APERF,
104 STAT_MAX
105 };
106
107 struct runtime_stat {
108 struct rblist value_list;
109 };
110
111 typedef struct aggr_cpu_id (*aggr_get_id_t)(struct perf_stat_config *config,
112 struct perf_cpu_map *m, int cpu);
113
114 struct perf_stat_config {
115 enum aggr_mode aggr_mode;
116 bool scale;
117 bool no_inherit;
118 bool identifier;
119 bool csv_output;
120 bool interval_clear;
121 bool metric_only;
122 bool null_run;
123 bool ru_display;
124 bool big_num;
125 bool no_merge;
126 bool walltime_run_table;
127 bool all_kernel;
128 bool all_user;
129 bool percore_show_thread;
130 bool summary;
131 bool no_csv_summary;
132 bool metric_no_group;
133 bool metric_no_merge;
134 bool stop_read_counter;
135 bool quiet;
136 bool iostat_run;
137 FILE *output;
138 unsigned int interval;
139 unsigned int timeout;
140 unsigned int unit_width;
141 unsigned int metric_only_len;
142 int times;
143 int run_count;
144 int print_free_counters_hint;
145 int print_mixed_hw_group_error;
146 struct runtime_stat *stats;
147 int stats_num;
148 const char *csv_sep;
149 struct stats *walltime_nsecs_stats;
150 struct rusage ru_data;
151 struct cpu_aggr_map *aggr_map;
152 aggr_get_id_t aggr_get_id;
153 struct cpu_aggr_map *cpus_aggr_map;
154 u64 *walltime_run;
155 struct rblist metric_events;
156 int ctl_fd;
157 int ctl_fd_ack;
158 bool ctl_fd_close;
159 const char *cgroup_list;
160 unsigned int topdown_level;
161 };
162
163 void perf_stat__set_big_num(int set);
164 void perf_stat__set_no_csv_summary(int set);
165
166 void update_stats(struct stats *stats, u64 val);
167 double avg_stats(struct stats *stats);
168 double stddev_stats(struct stats *stats);
169 double rel_stddev_stats(double stddev, double avg);
170
init_stats(struct stats * stats)171 static inline void init_stats(struct stats *stats)
172 {
173 stats->n = 0.0;
174 stats->mean = 0.0;
175 stats->M2 = 0.0;
176 stats->min = (u64) -1;
177 stats->max = 0;
178 }
179
180 struct evsel;
181 struct evlist;
182
183 struct perf_aggr_thread_value {
184 struct evsel *counter;
185 struct aggr_cpu_id id;
186 double uval;
187 u64 val;
188 u64 run;
189 u64 ena;
190 };
191
192 bool __perf_stat_evsel__is(struct evsel *evsel, enum perf_stat_evsel_id id);
193
194 #define perf_stat_evsel__is(evsel, id) \
195 __perf_stat_evsel__is(evsel, PERF_STAT_EVSEL_ID__ ## id)
196
197 extern struct runtime_stat rt_stat;
198 extern struct stats walltime_nsecs_stats;
199
200 typedef void (*print_metric_t)(struct perf_stat_config *config,
201 void *ctx, const char *color, const char *unit,
202 const char *fmt, double val);
203 typedef void (*new_line_t)(struct perf_stat_config *config, void *ctx);
204
205 void runtime_stat__init(struct runtime_stat *st);
206 void runtime_stat__exit(struct runtime_stat *st);
207 void perf_stat__init_shadow_stats(void);
208 void perf_stat__reset_shadow_stats(void);
209 void perf_stat__reset_shadow_per_stat(struct runtime_stat *st);
210 void perf_stat__update_shadow_stats(struct evsel *counter, u64 count,
211 int cpu, struct runtime_stat *st);
212 struct perf_stat_output_ctx {
213 void *ctx;
214 print_metric_t print_metric;
215 new_line_t new_line;
216 bool force_header;
217 };
218
219 void perf_stat__print_shadow_stats(struct perf_stat_config *config,
220 struct evsel *evsel,
221 double avg, int cpu,
222 struct perf_stat_output_ctx *out,
223 struct rblist *metric_events,
224 struct runtime_stat *st);
225 void perf_stat__collect_metric_expr(struct evlist *);
226
227 int evlist__alloc_stats(struct evlist *evlist, bool alloc_raw);
228 void evlist__free_stats(struct evlist *evlist);
229 void evlist__reset_stats(struct evlist *evlist);
230 void evlist__reset_prev_raw_counts(struct evlist *evlist);
231 void evlist__copy_prev_raw_counts(struct evlist *evlist);
232 void evlist__save_aggr_prev_raw_counts(struct evlist *evlist);
233
234 int perf_stat_process_counter(struct perf_stat_config *config,
235 struct evsel *counter);
236 struct perf_tool;
237 union perf_event;
238 struct perf_session;
239 struct target;
240
241 int perf_event__process_stat_event(struct perf_session *session,
242 union perf_event *event);
243
244 size_t perf_event__fprintf_stat(union perf_event *event, FILE *fp);
245 size_t perf_event__fprintf_stat_round(union perf_event *event, FILE *fp);
246 size_t perf_event__fprintf_stat_config(union perf_event *event, FILE *fp);
247
248 int create_perf_stat_counter(struct evsel *evsel,
249 struct perf_stat_config *config,
250 struct target *target,
251 int cpu);
252 void evlist__print_counters(struct evlist *evlist, struct perf_stat_config *config,
253 struct target *_target, struct timespec *ts, int argc, const char **argv);
254
255 struct metric_expr;
256 double test_generic_metric(struct metric_expr *mexp, int cpu, struct runtime_stat *st);
257 #endif
258