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(cpu_frequency_limits, 152 153 TP_PROTO(unsigned int max_freq, unsigned int min_freq, 154 unsigned int cpu_id), 155 156 TP_ARGS(max_freq, min_freq, cpu_id), 157 158 TP_STRUCT__entry( 159 __field( u32, min_freq ) 160 __field( u32, max_freq ) 161 __field( u32, cpu_id ) 162 ), 163 164 TP_fast_assign( 165 __entry->min_freq = min_freq; 166 __entry->max_freq = max_freq; 167 __entry->cpu_id = cpu_id; 168 ), 169 170 TP_printk("min=%lu max=%lu cpu_id=%lu", 171 (unsigned long)__entry->min_freq, 172 (unsigned long)__entry->max_freq, 173 (unsigned long)__entry->cpu_id) 174 ); 175 176 TRACE_EVENT(device_pm_callback_start, 177 178 TP_PROTO(struct device *dev, const char *pm_ops, int event), 179 180 TP_ARGS(dev, pm_ops, event), 181 182 TP_STRUCT__entry( 183 __string(device, dev_name(dev)) 184 __string(driver, dev_driver_string(dev)) 185 __string(parent, dev->parent ? dev_name(dev->parent) : "none") 186 __string(pm_ops, pm_ops ? pm_ops : "none ") 187 __field(int, event) 188 ), 189 190 TP_fast_assign( 191 __assign_str(device, dev_name(dev)); 192 __assign_str(driver, dev_driver_string(dev)); 193 __assign_str(parent, 194 dev->parent ? dev_name(dev->parent) : "none"); 195 __assign_str(pm_ops, pm_ops ? pm_ops : "none "); 196 __entry->event = event; 197 ), 198 199 TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver), 200 __get_str(device), __get_str(parent), __get_str(pm_ops), 201 pm_verb_symbolic(__entry->event)) 202 ); 203 204 TRACE_EVENT(device_pm_callback_end, 205 206 TP_PROTO(struct device *dev, int error), 207 208 TP_ARGS(dev, error), 209 210 TP_STRUCT__entry( 211 __string(device, dev_name(dev)) 212 __string(driver, dev_driver_string(dev)) 213 __field(int, error) 214 ), 215 216 TP_fast_assign( 217 __assign_str(device, dev_name(dev)); 218 __assign_str(driver, dev_driver_string(dev)); 219 __entry->error = error; 220 ), 221 222 TP_printk("%s %s, err=%d", 223 __get_str(driver), __get_str(device), __entry->error) 224 ); 225 226 TRACE_EVENT(suspend_resume, 227 228 TP_PROTO(const char *action, int val, bool start), 229 230 TP_ARGS(action, val, start), 231 232 TP_STRUCT__entry( 233 __field(const char *, action) 234 __field(int, val) 235 __field(bool, start) 236 ), 237 238 TP_fast_assign( 239 __entry->action = action; 240 __entry->val = val; 241 __entry->start = start; 242 ), 243 244 TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val, 245 (__entry->start)?"begin":"end") 246 ); 247 248 DECLARE_EVENT_CLASS(wakeup_source, 249 250 TP_PROTO(const char *name, unsigned int state), 251 252 TP_ARGS(name, state), 253 254 TP_STRUCT__entry( 255 __string( name, name ) 256 __field( u64, state ) 257 ), 258 259 TP_fast_assign( 260 __assign_str(name, name); 261 __entry->state = state; 262 ), 263 264 TP_printk("%s state=0x%lx", __get_str(name), 265 (unsigned long)__entry->state) 266 ); 267 268 DEFINE_EVENT(wakeup_source, wakeup_source_activate, 269 270 TP_PROTO(const char *name, unsigned int state), 271 272 TP_ARGS(name, state) 273 ); 274 275 DEFINE_EVENT(wakeup_source, wakeup_source_deactivate, 276 277 TP_PROTO(const char *name, unsigned int state), 278 279 TP_ARGS(name, state) 280 ); 281 282 /* 283 * The clock events are used for clock enable/disable and for 284 * clock rate change 285 */ 286 DECLARE_EVENT_CLASS(clock, 287 288 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 289 290 TP_ARGS(name, state, cpu_id), 291 292 TP_STRUCT__entry( 293 __string( name, name ) 294 __field( u64, state ) 295 __field( u64, cpu_id ) 296 ), 297 298 TP_fast_assign( 299 __assign_str(name, name); 300 __entry->state = state; 301 __entry->cpu_id = cpu_id; 302 ), 303 304 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name), 305 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id) 306 ); 307 308 DEFINE_EVENT(clock, clock_enable, 309 310 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 311 312 TP_ARGS(name, state, cpu_id) 313 ); 314 315 DEFINE_EVENT(clock, clock_disable, 316 317 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 318 319 TP_ARGS(name, state, cpu_id) 320 ); 321 322 DEFINE_EVENT(clock, clock_set_rate, 323 324 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 325 326 TP_ARGS(name, state, cpu_id) 327 ); 328 329 TRACE_EVENT(clock_set_parent, 330 331 TP_PROTO(const char *name, const char *parent_name), 332 333 TP_ARGS(name, parent_name), 334 335 TP_STRUCT__entry( 336 __string( name, name ) 337 __string( parent_name, parent_name ) 338 ), 339 340 TP_fast_assign( 341 __assign_str(name, name); 342 __assign_str(parent_name, parent_name); 343 ), 344 345 TP_printk("%s parent=%s", __get_str(name), __get_str(parent_name)) 346 ); 347 348 /* 349 * The power domain events are used for power domains transitions 350 */ 351 DECLARE_EVENT_CLASS(power_domain, 352 353 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 354 355 TP_ARGS(name, state, cpu_id), 356 357 TP_STRUCT__entry( 358 __string( name, name ) 359 __field( u64, state ) 360 __field( u64, cpu_id ) 361 ), 362 363 TP_fast_assign( 364 __assign_str(name, name); 365 __entry->state = state; 366 __entry->cpu_id = cpu_id; 367 ), 368 369 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name), 370 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id) 371 ); 372 373 DEFINE_EVENT(power_domain, power_domain_target, 374 375 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 376 377 TP_ARGS(name, state, cpu_id) 378 ); 379 380 /* 381 * The pm qos events are used for pm qos update 382 */ 383 DECLARE_EVENT_CLASS(pm_qos_request, 384 385 TP_PROTO(int pm_qos_class, s32 value), 386 387 TP_ARGS(pm_qos_class, value), 388 389 TP_STRUCT__entry( 390 __field( int, pm_qos_class ) 391 __field( s32, value ) 392 ), 393 394 TP_fast_assign( 395 __entry->pm_qos_class = pm_qos_class; 396 __entry->value = value; 397 ), 398 399 TP_printk("pm_qos_class=%s value=%d", 400 __print_symbolic(__entry->pm_qos_class, 401 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" }, 402 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" }, 403 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }), 404 __entry->value) 405 ); 406 407 DEFINE_EVENT(pm_qos_request, pm_qos_add_request, 408 409 TP_PROTO(int pm_qos_class, s32 value), 410 411 TP_ARGS(pm_qos_class, value) 412 ); 413 414 DEFINE_EVENT(pm_qos_request, pm_qos_update_request, 415 416 TP_PROTO(int pm_qos_class, s32 value), 417 418 TP_ARGS(pm_qos_class, value) 419 ); 420 421 DEFINE_EVENT(pm_qos_request, pm_qos_remove_request, 422 423 TP_PROTO(int pm_qos_class, s32 value), 424 425 TP_ARGS(pm_qos_class, value) 426 ); 427 428 TRACE_EVENT(pm_qos_update_request_timeout, 429 430 TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us), 431 432 TP_ARGS(pm_qos_class, value, timeout_us), 433 434 TP_STRUCT__entry( 435 __field( int, pm_qos_class ) 436 __field( s32, value ) 437 __field( unsigned long, timeout_us ) 438 ), 439 440 TP_fast_assign( 441 __entry->pm_qos_class = pm_qos_class; 442 __entry->value = value; 443 __entry->timeout_us = timeout_us; 444 ), 445 446 TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld", 447 __print_symbolic(__entry->pm_qos_class, 448 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" }, 449 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" }, 450 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }), 451 __entry->value, __entry->timeout_us) 452 ); 453 454 DECLARE_EVENT_CLASS(pm_qos_update, 455 456 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 457 458 TP_ARGS(action, prev_value, curr_value), 459 460 TP_STRUCT__entry( 461 __field( enum pm_qos_req_action, action ) 462 __field( int, prev_value ) 463 __field( int, curr_value ) 464 ), 465 466 TP_fast_assign( 467 __entry->action = action; 468 __entry->prev_value = prev_value; 469 __entry->curr_value = curr_value; 470 ), 471 472 TP_printk("action=%s prev_value=%d curr_value=%d", 473 __print_symbolic(__entry->action, 474 { PM_QOS_ADD_REQ, "ADD_REQ" }, 475 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" }, 476 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }), 477 __entry->prev_value, __entry->curr_value) 478 ); 479 480 DEFINE_EVENT(pm_qos_update, pm_qos_update_target, 481 482 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 483 484 TP_ARGS(action, prev_value, curr_value) 485 ); 486 487 DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags, 488 489 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 490 491 TP_ARGS(action, prev_value, curr_value), 492 493 TP_printk("action=%s prev_value=0x%x curr_value=0x%x", 494 __print_symbolic(__entry->action, 495 { PM_QOS_ADD_REQ, "ADD_REQ" }, 496 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" }, 497 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }), 498 __entry->prev_value, __entry->curr_value) 499 ); 500 501 DECLARE_EVENT_CLASS(dev_pm_qos_request, 502 503 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 504 s32 new_value), 505 506 TP_ARGS(name, type, new_value), 507 508 TP_STRUCT__entry( 509 __string( name, name ) 510 __field( enum dev_pm_qos_req_type, type ) 511 __field( s32, new_value ) 512 ), 513 514 TP_fast_assign( 515 __assign_str(name, name); 516 __entry->type = type; 517 __entry->new_value = new_value; 518 ), 519 520 TP_printk("device=%s type=%s new_value=%d", 521 __get_str(name), 522 __print_symbolic(__entry->type, 523 { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" }, 524 { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }), 525 __entry->new_value) 526 ); 527 528 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request, 529 530 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 531 s32 new_value), 532 533 TP_ARGS(name, type, new_value) 534 ); 535 536 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request, 537 538 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 539 s32 new_value), 540 541 TP_ARGS(name, type, new_value) 542 ); 543 544 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request, 545 546 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 547 s32 new_value), 548 549 TP_ARGS(name, type, new_value) 550 ); 551 #endif /* _TRACE_POWER_H */ 552 553 /* This part must be outside protection */ 554 #include <trace/define_trace.h> 555