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(powernv_throttle,
  42
  43         TP_PROTO(int chip_id, const char *reason, int pmax),
  44
  45         TP_ARGS(chip_id, reason, pmax),
  46
  47         TP_STRUCT__entry(
  48                 __field(int, chip_id)
  49                 __string(reason, reason)
  50                 __field(int, pmax)
  51         ),
  52
  53         TP_fast_assign(
  54                 __entry->chip_id = chip_id;
  55                 __assign_str(reason, reason);
  56                 __entry->pmax = pmax;
  57         ),
  58
  59         TP_printk("Chip %d Pmax %d %s", __entry->chip_id,
  60                   __entry->pmax, __get_str(reason))
  61 );
  62
  63 TRACE_EVENT(pstate_sample,
  64
  65         TP_PROTO(u32 core_busy,
  66                 u32 scaled_busy,
  67                 u32 from,
  68                 u32 to,
  69                 u64 mperf,
  70                 u64 aperf,
  71                 u64 tsc,
  72                 u32 freq
  73                 ),
  74
  75         TP_ARGS(core_busy,
  76                 scaled_busy,
  77                 from,
  78                 to,
  79                 mperf,
  80                 aperf,
  81                 tsc,
  82                 freq
  83                 ),
  84
  85         TP_STRUCT__entry(
  86                 __field(u32, core_busy)
  87                 __field(u32, scaled_busy)
  88                 __field(u32, from)
  89                 __field(u32, to)
  90                 __field(u64, mperf)
  91                 __field(u64, aperf)
  92                 __field(u64, tsc)
  93                 __field(u32, freq)
  94                 ),
  95
  96         TP_fast_assign(
  97                 __entry->core_busy = core_busy;
  98                 __entry->scaled_busy = scaled_busy;
  99                 __entry->from = from;
 100                 __entry->to = to;
 101                 __entry->mperf = mperf;
 102                 __entry->aperf = aperf;
 103                 __entry->tsc = tsc;
 104                 __entry->freq = freq;
 105                 ),
 106
 107         TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu ",
 108                 (unsigned long)__entry->core_busy,
 109                 (unsigned long)__entry->scaled_busy,
 110                 (unsigned long)__entry->from,
 111                 (unsigned long)__entry->to,
 112                 (unsigned long long)__entry->mperf,
 113                 (unsigned long long)__entry->aperf,
 114                 (unsigned long long)__entry->tsc,
 115                 (unsigned long)__entry->freq
 116                 )
 117
 118 );
 119
 120 /* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
 121 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
 122 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING
 123
 124 #define PWR_EVENT_EXIT -1
 125 #endif
 126
 127 #define pm_verb_symbolic(event) \
 128         __print_symbolic(event, \
 129                 { PM_EVENT_SUSPEND, "suspend" }, \
 130                 { PM_EVENT_RESUME, "resume" }, \
 131                 { PM_EVENT_FREEZE, "freeze" }, \
 132                 { PM_EVENT_QUIESCE, "quiesce" }, \
 133                 { PM_EVENT_HIBERNATE, "hibernate" }, \
 134                 { PM_EVENT_THAW, "thaw" }, \
 135                 { PM_EVENT_RESTORE, "restore" }, \
 136                 { PM_EVENT_RECOVER, "recover" })
 137
 138 DEFINE_EVENT(cpu, cpu_frequency,
 139
 140         TP_PROTO(unsigned int frequency, unsigned int cpu_id),
 141
 142         TP_ARGS(frequency, cpu_id)
 143 );
 144
 145 TRACE_EVENT(device_pm_callback_start,
 146
 147         TP_PROTO(struct device *dev, const char *pm_ops, int event),
 148
 149         TP_ARGS(dev, pm_ops, event),
 150
 151         TP_STRUCT__entry(
 152                 __string(device, dev_name(dev))
 153                 __string(driver, dev_driver_string(dev))
 154                 __string(parent, dev->parent ? dev_name(dev->parent) : "none")
 155                 __string(pm_ops, pm_ops ? pm_ops : "none ")
 156                 __field(int, event)
 157         ),
 158
 159         TP_fast_assign(
 160                 __assign_str(device, dev_name(dev));
 161                 __assign_str(driver, dev_driver_string(dev));
 162                 __assign_str(parent,
 163                         dev->parent ? dev_name(dev->parent) : "none");
 164                 __assign_str(pm_ops, pm_ops ? pm_ops : "none ");
 165                 __entry->event = event;
 166         ),
 167
 168         TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver),
 169                 __get_str(device), __get_str(parent), __get_str(pm_ops),
 170                 pm_verb_symbolic(__entry->event))
 171 );
 172
 173 TRACE_EVENT(device_pm_callback_end,
 174
 175         TP_PROTO(struct device *dev, int error),
 176
 177         TP_ARGS(dev, error),
 178
 179         TP_STRUCT__entry(
 180                 __string(device, dev_name(dev))
 181                 __string(driver, dev_driver_string(dev))
 182                 __field(int, error)
 183         ),
 184
 185         TP_fast_assign(
 186                 __assign_str(device, dev_name(dev));
 187                 __assign_str(driver, dev_driver_string(dev));
 188                 __entry->error = error;
 189         ),
 190
 191         TP_printk("%s %s, err=%d",
 192                 __get_str(driver), __get_str(device), __entry->error)
 193 );
 194
 195 TRACE_EVENT(suspend_resume,
 196
 197         TP_PROTO(const char *action, int val, bool start),
 198
 199         TP_ARGS(action, val, start),
 200
 201         TP_STRUCT__entry(
 202                 __field(const char *, action)
 203                 __field(int, val)
 204                 __field(bool, start)
 205         ),
 206
 207         TP_fast_assign(
 208                 __entry->action = action;
 209                 __entry->val = val;
 210                 __entry->start = start;
 211         ),
 212
 213         TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val,
 214                 (__entry->start)?"begin":"end")
 215 );
 216
 217 DECLARE_EVENT_CLASS(wakeup_source,
 218
 219         TP_PROTO(const char *name, unsigned int state),
 220
 221         TP_ARGS(name, state),
 222
 223         TP_STRUCT__entry(
 224                 __string(       name,           name            )
 225                 __field(        u64,            state           )
 226         ),
 227
 228         TP_fast_assign(
 229                 __assign_str(name, name);
 230                 __entry->state = state;
 231         ),
 232
 233         TP_printk("%s state=0x%lx", __get_str(name),
 234                 (unsigned long)__entry->state)
 235 );
 236
 237 DEFINE_EVENT(wakeup_source, wakeup_source_activate,
 238
 239         TP_PROTO(const char *name, unsigned int state),
 240
 241         TP_ARGS(name, state)
 242 );
 243
 244 DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
 245
 246         TP_PROTO(const char *name, unsigned int state),
 247
 248         TP_ARGS(name, state)
 249 );
 250
 251 /*
 252  * The clock events are used for clock enable/disable and for
 253  *  clock rate change
 254  */
 255 DECLARE_EVENT_CLASS(clock,
 256
 257         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 258
 259         TP_ARGS(name, state, cpu_id),
 260
 261         TP_STRUCT__entry(
 262                 __string(       name,           name            )
 263                 __field(        u64,            state           )
 264                 __field(        u64,            cpu_id          )
 265         ),
 266
 267         TP_fast_assign(
 268                 __assign_str(name, name);
 269                 __entry->state = state;
 270                 __entry->cpu_id = cpu_id;
 271         ),
 272
 273         TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
 274                 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
 275 );
 276
 277 DEFINE_EVENT(clock, clock_enable,
 278
 279         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 280
 281         TP_ARGS(name, state, cpu_id)
 282 );
 283
 284 DEFINE_EVENT(clock, clock_disable,
 285
 286         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 287
 288         TP_ARGS(name, state, cpu_id)
 289 );
 290
 291 DEFINE_EVENT(clock, clock_set_rate,
 292
 293         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 294
 295         TP_ARGS(name, state, cpu_id)
 296 );
 297
 298 /*
 299  * The power domain events are used for power domains transitions
 300  */
 301 DECLARE_EVENT_CLASS(power_domain,
 302
 303         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 304
 305         TP_ARGS(name, state, cpu_id),
 306
 307         TP_STRUCT__entry(
 308                 __string(       name,           name            )
 309                 __field(        u64,            state           )
 310                 __field(        u64,            cpu_id          )
 311         ),
 312
 313         TP_fast_assign(
 314                 __assign_str(name, name);
 315                 __entry->state = state;
 316                 __entry->cpu_id = cpu_id;
 317 ),
 318
 319         TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
 320                 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
 321 );
 322
 323 DEFINE_EVENT(power_domain, power_domain_target,
 324
 325         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 326
 327         TP_ARGS(name, state, cpu_id)
 328 );
 329
 330 /*
 331  * The pm qos events are used for pm qos update
 332  */
 333 DECLARE_EVENT_CLASS(pm_qos_request,
 334
 335         TP_PROTO(int pm_qos_class, s32 value),
 336
 337         TP_ARGS(pm_qos_class, value),
 338
 339         TP_STRUCT__entry(
 340                 __field( int,                    pm_qos_class   )
 341                 __field( s32,                    value          )
 342         ),
 343
 344         TP_fast_assign(
 345                 __entry->pm_qos_class = pm_qos_class;
 346                 __entry->value = value;
 347         ),
 348
 349         TP_printk("pm_qos_class=%s value=%d",
 350                   __print_symbolic(__entry->pm_qos_class,
 351                         { PM_QOS_CPU_DMA_LATENCY,       "CPU_DMA_LATENCY" },
 352                         { PM_QOS_NETWORK_LATENCY,       "NETWORK_LATENCY" },
 353                         { PM_QOS_NETWORK_THROUGHPUT,    "NETWORK_THROUGHPUT" }),
 354                   __entry->value)
 355 );
 356
 357 DEFINE_EVENT(pm_qos_request, pm_qos_add_request,
 358
 359         TP_PROTO(int pm_qos_class, s32 value),
 360
 361         TP_ARGS(pm_qos_class, value)
 362 );
 363
 364 DEFINE_EVENT(pm_qos_request, pm_qos_update_request,
 365
 366         TP_PROTO(int pm_qos_class, s32 value),
 367
 368         TP_ARGS(pm_qos_class, value)
 369 );
 370
 371 DEFINE_EVENT(pm_qos_request, pm_qos_remove_request,
 372
 373         TP_PROTO(int pm_qos_class, s32 value),
 374
 375         TP_ARGS(pm_qos_class, value)
 376 );
 377
 378 TRACE_EVENT(pm_qos_update_request_timeout,
 379
 380         TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us),
 381
 382         TP_ARGS(pm_qos_class, value, timeout_us),
 383
 384         TP_STRUCT__entry(
 385                 __field( int,                    pm_qos_class   )
 386                 __field( s32,                    value          )
 387                 __field( unsigned long,          timeout_us     )
 388         ),
 389
 390         TP_fast_assign(
 391                 __entry->pm_qos_class = pm_qos_class;
 392                 __entry->value = value;
 393                 __entry->timeout_us = timeout_us;
 394         ),
 395
 396         TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld",
 397                   __print_symbolic(__entry->pm_qos_class,
 398                         { PM_QOS_CPU_DMA_LATENCY,       "CPU_DMA_LATENCY" },
 399                         { PM_QOS_NETWORK_LATENCY,       "NETWORK_LATENCY" },
 400                         { PM_QOS_NETWORK_THROUGHPUT,    "NETWORK_THROUGHPUT" }),
 401                   __entry->value, __entry->timeout_us)
 402 );
 403
 404 DECLARE_EVENT_CLASS(pm_qos_update,
 405
 406         TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
 407
 408         TP_ARGS(action, prev_value, curr_value),
 409
 410         TP_STRUCT__entry(
 411                 __field( enum pm_qos_req_action, action         )
 412                 __field( int,                    prev_value     )
 413                 __field( int,                    curr_value     )
 414         ),
 415
 416         TP_fast_assign(
 417                 __entry->action = action;
 418                 __entry->prev_value = prev_value;
 419                 __entry->curr_value = curr_value;
 420         ),
 421
 422         TP_printk("action=%s prev_value=%d curr_value=%d",
 423                   __print_symbolic(__entry->action,
 424                         { PM_QOS_ADD_REQ,       "ADD_REQ" },
 425                         { PM_QOS_UPDATE_REQ,    "UPDATE_REQ" },
 426                         { PM_QOS_REMOVE_REQ,    "REMOVE_REQ" }),
 427                   __entry->prev_value, __entry->curr_value)
 428 );
 429
 430 DEFINE_EVENT(pm_qos_update, pm_qos_update_target,
 431
 432         TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
 433
 434         TP_ARGS(action, prev_value, curr_value)
 435 );
 436
 437 DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags,
 438
 439         TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
 440
 441         TP_ARGS(action, prev_value, curr_value),
 442
 443         TP_printk("action=%s prev_value=0x%x curr_value=0x%x",
 444                   __print_symbolic(__entry->action,
 445                         { PM_QOS_ADD_REQ,       "ADD_REQ" },
 446                         { PM_QOS_UPDATE_REQ,    "UPDATE_REQ" },
 447                         { PM_QOS_REMOVE_REQ,    "REMOVE_REQ" }),
 448                   __entry->prev_value, __entry->curr_value)
 449 );
 450
 451 DECLARE_EVENT_CLASS(dev_pm_qos_request,
 452
 453         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 454                  s32 new_value),
 455
 456         TP_ARGS(name, type, new_value),
 457
 458         TP_STRUCT__entry(
 459                 __string( name,                    name         )
 460                 __field( enum dev_pm_qos_req_type, type         )
 461                 __field( s32,                      new_value    )
 462         ),
 463
 464         TP_fast_assign(
 465                 __assign_str(name, name);
 466                 __entry->type = type;
 467                 __entry->new_value = new_value;
 468         ),
 469
 470         TP_printk("device=%s type=%s new_value=%d",
 471                   __get_str(name),
 472                   __print_symbolic(__entry->type,
 473                         { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" },
 474                         { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }),
 475                   __entry->new_value)
 476 );
 477
 478 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request,
 479
 480         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 481                  s32 new_value),
 482
 483         TP_ARGS(name, type, new_value)
 484 );
 485
 486 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request,
 487
 488         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 489                  s32 new_value),
 490
 491         TP_ARGS(name, type, new_value)
 492 );
 493
 494 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request,
 495
 496         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 497                  s32 new_value),
 498
 499         TP_ARGS(name, type, new_value)
 500 );
 501 #endif /* _TRACE_POWER_H */
 502
 503 /* This part must be outside protection */
 504 #include <trace/define_trace.h>