include/trace/events/power.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM power
   4
   5 #if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_POWER_H
   7
   8 #include <linux/ktime.h>
   9 #include <linux/pm_qos.h>
  10 #include <linux/tracepoint.h>
  11 #include <linux/trace_events.h>
  12
  13 #define TPS(x)  tracepoint_string(x)
  14
  15 DECLARE_EVENT_CLASS(cpu,
  16
  17         TP_PROTO(unsigned int state, unsigned int cpu_id),
  18
  19         TP_ARGS(state, cpu_id),
  20
  21         TP_STRUCT__entry(
  22                 __field(        u32,            state           )
  23                 __field(        u32,            cpu_id          )
  24         ),
  25
  26         TP_fast_assign(
  27                 __entry->state = state;
  28                 __entry->cpu_id = cpu_id;
  29         ),
  30
  31         TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state,
  32                   (unsigned long)__entry->cpu_id)
  33 );
  34
  35 DEFINE_EVENT(cpu, cpu_idle,
  36
  37         TP_PROTO(unsigned int state, unsigned int cpu_id),
  38
  39         TP_ARGS(state, cpu_id)
  40 );
  41
  42 TRACE_EVENT(powernv_throttle,
  43
  44         TP_PROTO(int chip_id, const char *reason, int pmax),
  45
  46         TP_ARGS(chip_id, reason, pmax),
  47
  48         TP_STRUCT__entry(
  49                 __field(int, chip_id)
  50                 __string(reason, reason)
  51                 __field(int, pmax)
  52         ),
  53
  54         TP_fast_assign(
  55                 __entry->chip_id = chip_id;
  56                 __assign_str(reason, reason);
  57                 __entry->pmax = pmax;
  58         ),
  59
  60         TP_printk("Chip %d Pmax %d %s", __entry->chip_id,
  61                   __entry->pmax, __get_str(reason))
  62 );
  63
  64 TRACE_EVENT(pstate_sample,
  65
  66         TP_PROTO(u32 core_busy,
  67                 u32 scaled_busy,
  68                 u32 from,
  69                 u32 to,
  70                 u64 mperf,
  71                 u64 aperf,
  72                 u64 tsc,
  73                 u32 freq,
  74                 u32 io_boost
  75                 ),
  76
  77         TP_ARGS(core_busy,
  78                 scaled_busy,
  79                 from,
  80                 to,
  81                 mperf,
  82                 aperf,
  83                 tsc,
  84                 freq,
  85                 io_boost
  86                 ),
  87
  88         TP_STRUCT__entry(
  89                 __field(u32, core_busy)
  90                 __field(u32, scaled_busy)
  91                 __field(u32, from)
  92                 __field(u32, to)
  93                 __field(u64, mperf)
  94                 __field(u64, aperf)
  95                 __field(u64, tsc)
  96                 __field(u32, freq)
  97                 __field(u32, io_boost)
  98                 ),
  99
 100         TP_fast_assign(
 101                 __entry->core_busy = core_busy;
 102                 __entry->scaled_busy = scaled_busy;
 103                 __entry->from = from;
 104                 __entry->to = to;
 105                 __entry->mperf = mperf;
 106                 __entry->aperf = aperf;
 107                 __entry->tsc = tsc;
 108                 __entry->freq = freq;
 109                 __entry->io_boost = io_boost;
 110                 ),
 111
 112         TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu io_boost=%lu",
 113                 (unsigned long)__entry->core_busy,
 114                 (unsigned long)__entry->scaled_busy,
 115                 (unsigned long)__entry->from,
 116                 (unsigned long)__entry->to,
 117                 (unsigned long long)__entry->mperf,
 118                 (unsigned long long)__entry->aperf,
 119                 (unsigned long long)__entry->tsc,
 120                 (unsigned long)__entry->freq,
 121                 (unsigned long)__entry->io_boost
 122                 )
 123
 124 );
 125
 126 /* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
 127 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
 128 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING
 129
 130 #define PWR_EVENT_EXIT -1
 131 #endif
 132
 133 #define pm_verb_symbolic(event) \
 134         __print_symbolic(event, \
 135                 { PM_EVENT_SUSPEND, "suspend" }, \
 136                 { PM_EVENT_RESUME, "resume" }, \
 137                 { PM_EVENT_FREEZE, "freeze" }, \
 138                 { PM_EVENT_QUIESCE, "quiesce" }, \
 139                 { PM_EVENT_HIBERNATE, "hibernate" }, \
 140                 { PM_EVENT_THAW, "thaw" }, \
 141                 { PM_EVENT_RESTORE, "restore" }, \
 142                 { PM_EVENT_RECOVER, "recover" })
 143
 144 DEFINE_EVENT(cpu, cpu_frequency,
 145
 146         TP_PROTO(unsigned int frequency, unsigned int cpu_id),
 147
 148         TP_ARGS(frequency, cpu_id)
 149 );
 150
 151 TRACE_EVENT(device_pm_callback_start,
 152
 153         TP_PROTO(struct device *dev, const char *pm_ops, int event),
 154
 155         TP_ARGS(dev, pm_ops, event),
 156
 157         TP_STRUCT__entry(
 158                 __string(device, dev_name(dev))
 159                 __string(driver, dev_driver_string(dev))
 160                 __string(parent, dev->parent ? dev_name(dev->parent) : "none")
 161                 __string(pm_ops, pm_ops ? pm_ops : "none ")
 162                 __field(int, event)
 163         ),
 164
 165         TP_fast_assign(
 166                 __assign_str(device, dev_name(dev));
 167                 __assign_str(driver, dev_driver_string(dev));
 168                 __assign_str(parent,
 169                         dev->parent ? dev_name(dev->parent) : "none");
 170                 __assign_str(pm_ops, pm_ops ? pm_ops : "none ");
 171                 __entry->event = event;
 172         ),
 173
 174         TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver),
 175                 __get_str(device), __get_str(parent), __get_str(pm_ops),
 176                 pm_verb_symbolic(__entry->event))
 177 );
 178
 179 TRACE_EVENT(device_pm_callback_end,
 180
 181         TP_PROTO(struct device *dev, int error),
 182
 183         TP_ARGS(dev, error),
 184
 185         TP_STRUCT__entry(
 186                 __string(device, dev_name(dev))
 187                 __string(driver, dev_driver_string(dev))
 188                 __field(int, error)
 189         ),
 190
 191         TP_fast_assign(
 192                 __assign_str(device, dev_name(dev));
 193                 __assign_str(driver, dev_driver_string(dev));
 194                 __entry->error = error;
 195         ),
 196
 197         TP_printk("%s %s, err=%d",
 198                 __get_str(driver), __get_str(device), __entry->error)
 199 );
 200
 201 TRACE_EVENT(suspend_resume,
 202
 203         TP_PROTO(const char *action, int val, bool start),
 204
 205         TP_ARGS(action, val, start),
 206
 207         TP_STRUCT__entry(
 208                 __field(const char *, action)
 209                 __field(int, val)
 210                 __field(bool, start)
 211         ),
 212
 213         TP_fast_assign(
 214                 __entry->action = action;
 215                 __entry->val = val;
 216                 __entry->start = start;
 217         ),
 218
 219         TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val,
 220                 (__entry->start)?"begin":"end")
 221 );
 222
 223 DECLARE_EVENT_CLASS(wakeup_source,
 224
 225         TP_PROTO(const char *name, unsigned int state),
 226
 227         TP_ARGS(name, state),
 228
 229         TP_STRUCT__entry(
 230                 __string(       name,           name            )
 231                 __field(        u64,            state           )
 232         ),
 233
 234         TP_fast_assign(
 235                 __assign_str(name, name);
 236                 __entry->state = state;
 237         ),
 238
 239         TP_printk("%s state=0x%lx", __get_str(name),
 240                 (unsigned long)__entry->state)
 241 );
 242
 243 DEFINE_EVENT(wakeup_source, wakeup_source_activate,
 244
 245         TP_PROTO(const char *name, unsigned int state),
 246
 247         TP_ARGS(name, state)
 248 );
 249
 250 DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
 251
 252         TP_PROTO(const char *name, unsigned int state),
 253
 254         TP_ARGS(name, state)
 255 );
 256
 257 /*
 258  * The clock events are used for clock enable/disable and for
 259  *  clock rate change
 260  */
 261 DECLARE_EVENT_CLASS(clock,
 262
 263         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 264
 265         TP_ARGS(name, state, cpu_id),
 266
 267         TP_STRUCT__entry(
 268                 __string(       name,           name            )
 269                 __field(        u64,            state           )
 270                 __field(        u64,            cpu_id          )
 271         ),
 272
 273         TP_fast_assign(
 274                 __assign_str(name, name);
 275                 __entry->state = state;
 276                 __entry->cpu_id = cpu_id;
 277         ),
 278
 279         TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
 280                 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
 281 );
 282
 283 DEFINE_EVENT(clock, clock_enable,
 284
 285         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 286
 287         TP_ARGS(name, state, cpu_id)
 288 );
 289
 290 DEFINE_EVENT(clock, clock_disable,
 291
 292         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 293
 294         TP_ARGS(name, state, cpu_id)
 295 );
 296
 297 DEFINE_EVENT(clock, clock_set_rate,
 298
 299         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 300
 301         TP_ARGS(name, state, cpu_id)
 302 );
 303
 304 /*
 305  * The power domain events are used for power domains transitions
 306  */
 307 DECLARE_EVENT_CLASS(power_domain,
 308
 309         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 310
 311         TP_ARGS(name, state, cpu_id),
 312
 313         TP_STRUCT__entry(
 314                 __string(       name,           name            )
 315                 __field(        u64,            state           )
 316                 __field(        u64,            cpu_id          )
 317         ),
 318
 319         TP_fast_assign(
 320                 __assign_str(name, name);
 321                 __entry->state = state;
 322                 __entry->cpu_id = cpu_id;
 323 ),
 324
 325         TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
 326                 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
 327 );
 328
 329 DEFINE_EVENT(power_domain, power_domain_target,
 330
 331         TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
 332
 333         TP_ARGS(name, state, cpu_id)
 334 );
 335
 336 /*
 337  * The pm qos events are used for pm qos update
 338  */
 339 DECLARE_EVENT_CLASS(pm_qos_request,
 340
 341         TP_PROTO(int pm_qos_class, s32 value),
 342
 343         TP_ARGS(pm_qos_class, value),
 344
 345         TP_STRUCT__entry(
 346                 __field( int,                    pm_qos_class   )
 347                 __field( s32,                    value          )
 348         ),
 349
 350         TP_fast_assign(
 351                 __entry->pm_qos_class = pm_qos_class;
 352                 __entry->value = value;
 353         ),
 354
 355         TP_printk("pm_qos_class=%s value=%d",
 356                   __print_symbolic(__entry->pm_qos_class,
 357                         { PM_QOS_CPU_DMA_LATENCY,       "CPU_DMA_LATENCY" },
 358                         { PM_QOS_NETWORK_LATENCY,       "NETWORK_LATENCY" },
 359                         { PM_QOS_NETWORK_THROUGHPUT,    "NETWORK_THROUGHPUT" }),
 360                   __entry->value)
 361 );
 362
 363 DEFINE_EVENT(pm_qos_request, pm_qos_add_request,
 364
 365         TP_PROTO(int pm_qos_class, s32 value),
 366
 367         TP_ARGS(pm_qos_class, value)
 368 );
 369
 370 DEFINE_EVENT(pm_qos_request, pm_qos_update_request,
 371
 372         TP_PROTO(int pm_qos_class, s32 value),
 373
 374         TP_ARGS(pm_qos_class, value)
 375 );
 376
 377 DEFINE_EVENT(pm_qos_request, pm_qos_remove_request,
 378
 379         TP_PROTO(int pm_qos_class, s32 value),
 380
 381         TP_ARGS(pm_qos_class, value)
 382 );
 383
 384 TRACE_EVENT(pm_qos_update_request_timeout,
 385
 386         TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us),
 387
 388         TP_ARGS(pm_qos_class, value, timeout_us),
 389
 390         TP_STRUCT__entry(
 391                 __field( int,                    pm_qos_class   )
 392                 __field( s32,                    value          )
 393                 __field( unsigned long,          timeout_us     )
 394         ),
 395
 396         TP_fast_assign(
 397                 __entry->pm_qos_class = pm_qos_class;
 398                 __entry->value = value;
 399                 __entry->timeout_us = timeout_us;
 400         ),
 401
 402         TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld",
 403                   __print_symbolic(__entry->pm_qos_class,
 404                         { PM_QOS_CPU_DMA_LATENCY,       "CPU_DMA_LATENCY" },
 405                         { PM_QOS_NETWORK_LATENCY,       "NETWORK_LATENCY" },
 406                         { PM_QOS_NETWORK_THROUGHPUT,    "NETWORK_THROUGHPUT" }),
 407                   __entry->value, __entry->timeout_us)
 408 );
 409
 410 DECLARE_EVENT_CLASS(pm_qos_update,
 411
 412         TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
 413
 414         TP_ARGS(action, prev_value, curr_value),
 415
 416         TP_STRUCT__entry(
 417                 __field( enum pm_qos_req_action, action         )
 418                 __field( int,                    prev_value     )
 419                 __field( int,                    curr_value     )
 420         ),
 421
 422         TP_fast_assign(
 423                 __entry->action = action;
 424                 __entry->prev_value = prev_value;
 425                 __entry->curr_value = curr_value;
 426         ),
 427
 428         TP_printk("action=%s prev_value=%d curr_value=%d",
 429                   __print_symbolic(__entry->action,
 430                         { PM_QOS_ADD_REQ,       "ADD_REQ" },
 431                         { PM_QOS_UPDATE_REQ,    "UPDATE_REQ" },
 432                         { PM_QOS_REMOVE_REQ,    "REMOVE_REQ" }),
 433                   __entry->prev_value, __entry->curr_value)
 434 );
 435
 436 DEFINE_EVENT(pm_qos_update, pm_qos_update_target,
 437
 438         TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
 439
 440         TP_ARGS(action, prev_value, curr_value)
 441 );
 442
 443 DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags,
 444
 445         TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
 446
 447         TP_ARGS(action, prev_value, curr_value),
 448
 449         TP_printk("action=%s prev_value=0x%x curr_value=0x%x",
 450                   __print_symbolic(__entry->action,
 451                         { PM_QOS_ADD_REQ,       "ADD_REQ" },
 452                         { PM_QOS_UPDATE_REQ,    "UPDATE_REQ" },
 453                         { PM_QOS_REMOVE_REQ,    "REMOVE_REQ" }),
 454                   __entry->prev_value, __entry->curr_value)
 455 );
 456
 457 DECLARE_EVENT_CLASS(dev_pm_qos_request,
 458
 459         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 460                  s32 new_value),
 461
 462         TP_ARGS(name, type, new_value),
 463
 464         TP_STRUCT__entry(
 465                 __string( name,                    name         )
 466                 __field( enum dev_pm_qos_req_type, type         )
 467                 __field( s32,                      new_value    )
 468         ),
 469
 470         TP_fast_assign(
 471                 __assign_str(name, name);
 472                 __entry->type = type;
 473                 __entry->new_value = new_value;
 474         ),
 475
 476         TP_printk("device=%s type=%s new_value=%d",
 477                   __get_str(name),
 478                   __print_symbolic(__entry->type,
 479                         { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" },
 480                         { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }),
 481                   __entry->new_value)
 482 );
 483
 484 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request,
 485
 486         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 487                  s32 new_value),
 488
 489         TP_ARGS(name, type, new_value)
 490 );
 491
 492 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request,
 493
 494         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 495                  s32 new_value),
 496
 497         TP_ARGS(name, type, new_value)
 498 );
 499
 500 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request,
 501
 502         TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
 503                  s32 new_value),
 504
 505         TP_ARGS(name, type, new_value)
 506 );
 507 #endif /* _TRACE_POWER_H */
 508
 509 /* This part must be outside protection */
 510 #include <trace/define_trace.h>