kernel/include/trace/events/power.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM power
   3
   4 #if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_POWER_H
   6
   7 #include <linux/ktime.h>
   8 #include <linux/pm_qos.h>
   9 #include <linux/tracepoint.h>
  10 #include <linux/trace_events.h>
  11
  12 #define TPS(x)  tracepoint_string(x)
  13
  14 DECLARE_EVENT_CLASS(cpu,
  15
  16         TP_PROTO(unsigned int state, unsigned int cpu_id),
  17
  18         TP_ARGS(state, cpu_id),
  19
  20         TP_STRUCT__entry(
  21                 __field(        u32,            state           )
  22                 __field(        u32,            cpu_id          )
  23         ),
  24
  25         TP_fast_assign(
  26                 __entry->state = state;
  27                 __entry->cpu_id = cpu_id;
  28         ),
  29
  30         TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state,
  31                   (unsigned long)__entry->cpu_id)
  32 );
  33
  34 DEFINE_EVENT(cpu, cpu_idle,
  35
  36         TP_PROTO(unsigned int state, unsigned int cpu_id),
  37
  38         TP_ARGS(state, cpu_id)
  39 );
  40
  41 TRACE_EVENT(pstate_sample,
  42
  43         TP_PROTO(u32 core_busy,
  44                 u32 scaled_busy,
  45                 u32 from,
  46                 u32 to,
  47                 u64 mperf,
  48                 u64 aperf,
  49                 u64 tsc,
  50                 u32 freq
  51                 ),
  52
  53         TP_ARGS(core_busy,
  54                 scaled_busy,
  55                 from,
  56                 to,
  57                 mperf,
  58                 aperf,
  59                 tsc,
  60                 freq
  61                 ),
  62
  63         TP_STRUCT__entry(
  64                 __field(u32, core_busy)
  65                 __field(u32, scaled_busy)
  66                 __field(u32, from)
  67                 __field(u32, to)
  68                 __field(u64, mperf)
  69                 __field(u64, aperf)
  70                 __field(u64, tsc)
  71                 __field(u32, freq)
  72                 ),
  73
  74         TP_fast_assign(
  75                 __entry->core_busy = core_busy;
  76                 __entry->scaled_busy = scaled_busy;
  77                 __entry->from = from;
  78                 __entry->to = to;
  79                 __entry->mperf = mperf;
  80                 __entry->aperf = aperf;
  81                 __entry->tsc = tsc;
  82                 __entry->freq = freq;
  83                 ),
  84
  85         TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu ",
  86                 (unsigned long)__entry->core_busy,
  87                 (unsigned long)__entry->scaled_busy,
  88                 (unsigned long)__entry->from,
  89                 (unsigned long)__entry->to,
  90                 (unsigned long long)__entry->mperf,
  91                 (unsigned long long)__entry->aperf,
  92                 (unsigned long long)__entry->tsc,
  93                 (unsigned long)__entry->freq
  94                 )
  95
  96 );
  97
  98 /* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
  99 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
 100 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING
 101
 102 #define PWR_EVENT_EXIT -1
 103 #endif
 104
 105 #define pm_verb_symbolic(event) \
 106         __print_symbolic(event, \
 107                 { PM_EVENT_SUSPEND, "suspend" }, \
 108                 { PM_EVENT_RESUME, "resume" }, \
 109                 { PM_EVENT_FREEZE, "freeze" }, \
 110                 { PM_EVENT_QUIESCE, "quiesce" }, \
 111                 { PM_EVENT_HIBERNATE, "hibernate" }, \
 112                 { PM_EVENT_THAW, "thaw" }, \
 113                 { PM_EVENT_RESTORE, "restore" }, \
 114                 { PM_EVENT_RECOVER, "recover" })
 115
 116 DEFINE_EVENT(cpu, cpu_frequency,
 117
 118         TP_PROTO(unsigned int frequency, unsigned int cpu_id),
 119
 120         TP_ARGS(frequency, cpu_id)
 121 );
 122
 123 TRACE_EVENT(device_pm_callback_start,
 124
 125         TP_PROTO(struct device *dev, const char *pm_ops, int event),
 126
 127         TP_ARGS(dev, pm_ops, event),
 128
 129         TP_STRUCT__entry(
 130                 __string(device, dev_name(dev))
 131                 __string(driver, dev_driver_string(dev))
 132                 __string(parent, dev->parent ? dev_name(dev->parent) : "none")
 133                 __string(pm_ops, pm_ops ? pm_ops : "none ")
 134                 __field(int, event)
 135         ),
 136
 137         TP_fast_assign(
 138                 __assign_str(device, dev_name(dev));
 139                 __assign_str(driver, dev_driver_string(dev));
 140                 __assign_str(parent,
 141                         dev->parent ? dev_name(dev->parent) : "none");
 142                 __assign_str(pm_ops, pm_ops ? pm_ops : "none ");
 143                 __entry->event = event;
 144         ),
 145
 146         TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver),
 147                 __get_str(device), __get_str(parent), __get_str(pm_ops),
 148                 pm_verb_symbolic(__entry->event))
 149 );
 150
 151 TRACE_EVENT(device_pm_callback_end,
 152
 153         TP_PROTO(struct device *dev, int error),
 154
 155         TP_ARGS(dev, error),
 156
 157         TP_STRUCT__entry(
 158                 __string(device, dev_name(dev))
 159                 __string(driver, dev_driver_string(dev))
 160                 __field(int, error)
 161         ),
 162
 163         TP_fast_assign(
 164                 __assign_str(device, dev_name(dev));
 165                 __assign_str(driver, dev_driver_string(dev));
 166                 __entry->error = error;
 167         ),
 168
 169         TP_printk("%s %s, err=%d",
 170                 __get_str(driver), __get_str(device), __entry->error)
 171 );
 172
 173 TRACE_EVENT(suspend_resume,
 174
 175         TP_PROTO(const char *action, int val, bool start),
 176
 177         TP_ARGS(action, val, start),
 178
 179         TP_STRUCT__entry(
 180                 __field(const char *, action)
 181                 __field(int, val)
 182                 __field(bool, start)
 183         ),
 184
 185         TP_fast_assign(
 186                 __entry->action = action;
 187                 __entry->val = val;
 188                 __entry->start = start;
 189         ),
 190
 191         TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val,
 192                 (__entry->start)?"begin":"end")
 193 );
 194
 195 DECLARE_EVENT_CLASS(wakeup_source,
 196
 197         TP_PROTO(const char *name, unsigned int state),
 198
 199         TP_ARGS(name, state),
 200
 201         TP_STRUCT__entry(
 202                 __string(       name,           name            )
 203                 __field(        u64,            state           )
 204         ),
 205
 206         TP_fast_assign(
 207                 __assign_str(name, name);
 208                 __entry->state = state;
 209         ),
 210
 211         TP_printk("%s state=0x%lx", __get_str(name),
 212                 (unsigned long)__entry->state)
 213 );
 214
 215 DEFINE_EVENT(wakeup_source, wakeup_source_activate,
 216
 217         TP_PROTO(const char *name, unsigned int state),
 218
 219         TP_ARGS(name, state)
 220 );
 221
 222 DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
 223
 224         TP_PROTO(const char *name, unsigned int state),
 225
 226         TP_ARGS(name, state)
 227 );
 228
 229 /*
 230  * The clock events are used for clock enable/disable and for
 231  *  clock rate change
 232  */
 233 DECLARE_EVENT_CLASS(clock,
 234
 235         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 236
 237         TP_ARGS(name, state, cpu_id),
 238
 239         TP_STRUCT__entry(
 240                 __string(       name,           name            )
 241                 __field(        u64,            state           )
 242                 __field(        u64,            cpu_id          )
 243         ),
 244
 245         TP_fast_assign(
 246                 __assign_str(name, name);
 247                 __entry->state = state;
 248                 __entry->cpu_id = cpu_id;
 249         ),
 250
 251         TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
 252                 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
 253 );
 254
 255 DEFINE_EVENT(clock, clock_enable,
 256
 257         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 258
 259         TP_ARGS(name, state, cpu_id)
 260 );
 261
 262 DEFINE_EVENT(clock, clock_disable,
 263
 264         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 265
 266         TP_ARGS(name, state, cpu_id)
 267 );
 268
 269 DEFINE_EVENT(clock, clock_set_rate,
 270
 271         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 272
 273         TP_ARGS(name, state, cpu_id)
 274 );
 275
 276 /*
 277  * The power domain events are used for power domains transitions
 278  */
 279 DECLARE_EVENT_CLASS(power_domain,
 280
 281         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 282
 283         TP_ARGS(name, state, cpu_id),
 284
 285         TP_STRUCT__entry(
 286                 __string(       name,           name            )
 287                 __field(        u64,            state           )
 288                 __field(        u64,            cpu_id          )
 289         ),
 290
 291         TP_fast_assign(
 292                 __assign_str(name, name);
 293                 __entry->state = state;
 294                 __entry->cpu_id = cpu_id;
 295 ),
 296
 297         TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
 298                 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
 299 );
 300
 301 DEFINE_EVENT(power_domain, power_domain_target,
 302
 303         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 304
 305         TP_ARGS(name, state, cpu_id)
 306 );
 307
 308 /*
 309  * The pm qos events are used for pm qos update
 310  */
 311 DECLARE_EVENT_CLASS(pm_qos_request,
 312
 313         TP_PROTO(int pm_qos_class, s32 value),
 314
 315         TP_ARGS(pm_qos_class, value),
 316
 317         TP_STRUCT__entry(
 318                 __field( int,                    pm_qos_class   )
 319                 __field( s32,                    value          )
 320         ),
 321
 322         TP_fast_assign(
 323                 __entry->pm_qos_class = pm_qos_class;
 324                 __entry->value = value;
 325         ),
 326
 327         TP_printk("pm_qos_class=%s value=%d",
 328                   __print_symbolic(__entry->pm_qos_class,
 329                         { PM_QOS_CPU_DMA_LATENCY,       "CPU_DMA_LATENCY" },
 330                         { PM_QOS_NETWORK_LATENCY,       "NETWORK_LATENCY" },
 331                         { PM_QOS_NETWORK_THROUGHPUT,    "NETWORK_THROUGHPUT" }),
 332                   __entry->value)
 333 );
 334
 335 DEFINE_EVENT(pm_qos_request, pm_qos_add_request,
 336
 337         TP_PROTO(int pm_qos_class, s32 value),
 338
 339         TP_ARGS(pm_qos_class, value)
 340 );
 341
 342 DEFINE_EVENT(pm_qos_request, pm_qos_update_request,
 343
 344         TP_PROTO(int pm_qos_class, s32 value),
 345
 346         TP_ARGS(pm_qos_class, value)
 347 );
 348
 349 DEFINE_EVENT(pm_qos_request, pm_qos_remove_request,
 350
 351         TP_PROTO(int pm_qos_class, s32 value),
 352
 353         TP_ARGS(pm_qos_class, value)
 354 );
 355
 356 TRACE_EVENT(pm_qos_update_request_timeout,
 357
 358         TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us),
 359
 360         TP_ARGS(pm_qos_class, value, timeout_us),
 361
 362         TP_STRUCT__entry(
 363                 __field( int,                    pm_qos_class   )
 364                 __field( s32,                    value          )
 365                 __field( unsigned long,          timeout_us     )
 366         ),
 367
 368         TP_fast_assign(
 369                 __entry->pm_qos_class = pm_qos_class;
 370                 __entry->value = value;
 371                 __entry->timeout_us = timeout_us;
 372         ),
 373
 374         TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld",
 375                   __print_symbolic(__entry->pm_qos_class,
 376                         { PM_QOS_CPU_DMA_LATENCY,       "CPU_DMA_LATENCY" },
 377                         { PM_QOS_NETWORK_LATENCY,       "NETWORK_LATENCY" },
 378                         { PM_QOS_NETWORK_THROUGHPUT,    "NETWORK_THROUGHPUT" }),
 379                   __entry->value, __entry->timeout_us)
 380 );
 381
 382 DECLARE_EVENT_CLASS(pm_qos_update,
 383
 384         TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
 385
 386         TP_ARGS(action, prev_value, curr_value),
 387
 388         TP_STRUCT__entry(
 389                 __field( enum pm_qos_req_action, action         )
 390                 __field( int,                    prev_value     )
 391                 __field( int,                    curr_value     )
 392         ),
 393
 394         TP_fast_assign(
 395                 __entry->action = action;
 396                 __entry->prev_value = prev_value;
 397                 __entry->curr_value = curr_value;
 398         ),
 399
 400         TP_printk("action=%s prev_value=%d curr_value=%d",
 401                   __print_symbolic(__entry->action,
 402                         { PM_QOS_ADD_REQ,       "ADD_REQ" },
 403                         { PM_QOS_UPDATE_REQ,    "UPDATE_REQ" },
 404                         { PM_QOS_REMOVE_REQ,    "REMOVE_REQ" }),
 405                   __entry->prev_value, __entry->curr_value)
 406 );
 407
 408 DEFINE_EVENT(pm_qos_update, pm_qos_update_target,
 409
 410         TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
 411
 412         TP_ARGS(action, prev_value, curr_value)
 413 );
 414
 415 DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags,
 416
 417         TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
 418
 419         TP_ARGS(action, prev_value, curr_value),
 420
 421         TP_printk("action=%s prev_value=0x%x curr_value=0x%x",
 422                   __print_symbolic(__entry->action,
 423                         { PM_QOS_ADD_REQ,       "ADD_REQ" },
 424                         { PM_QOS_UPDATE_REQ,    "UPDATE_REQ" },
 425                         { PM_QOS_REMOVE_REQ,    "REMOVE_REQ" }),
 426                   __entry->prev_value, __entry->curr_value)
 427 );
 428
 429 DECLARE_EVENT_CLASS(dev_pm_qos_request,
 430
 431         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 432                  s32 new_value),
 433
 434         TP_ARGS(name, type, new_value),
 435
 436         TP_STRUCT__entry(
 437                 __string( name,                    name         )
 438                 __field( enum dev_pm_qos_req_type, type         )
 439                 __field( s32,                      new_value    )
 440         ),
 441
 442         TP_fast_assign(
 443                 __assign_str(name, name);
 444                 __entry->type = type;
 445                 __entry->new_value = new_value;
 446         ),
 447
 448         TP_printk("device=%s type=%s new_value=%d",
 449                   __get_str(name),
 450                   __print_symbolic(__entry->type,
 451                         { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" },
 452                         { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }),
 453                   __entry->new_value)
 454 );
 455
 456 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request,
 457
 458         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 459                  s32 new_value),
 460
 461         TP_ARGS(name, type, new_value)
 462 );
 463
 464 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request,
 465
 466         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 467                  s32 new_value),
 468
 469         TP_ARGS(name, type, new_value)
 470 );
 471
 472 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request,
 473
 474         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 475                  s32 new_value),
 476
 477         TP_ARGS(name, type, new_value)
 478 );
 479 #endif /* _TRACE_POWER_H */
 480
 481 /* This part must be outside protection */
 482 #include <trace/define_trace.h>