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/cpufreq.h> 9 #include <linux/ktime.h> 10 #include <linux/pm_qos.h> 11 #include <linux/tracepoint.h> 12 #include <linux/trace_events.h> 13 14 #define TPS(x) tracepoint_string(x) 15 16 DECLARE_EVENT_CLASS(cpu, 17 18 TP_PROTO(unsigned int state, unsigned int cpu_id), 19 20 TP_ARGS(state, cpu_id), 21 22 TP_STRUCT__entry( 23 __field( u32, state ) 24 __field( u32, cpu_id ) 25 ), 26 27 TP_fast_assign( 28 __entry->state = state; 29 __entry->cpu_id = cpu_id; 30 ), 31 32 TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state, 33 (unsigned long)__entry->cpu_id) 34 ); 35 36 DEFINE_EVENT(cpu, cpu_idle, 37 38 TP_PROTO(unsigned int state, unsigned int cpu_id), 39 40 TP_ARGS(state, cpu_id) 41 ); 42 43 TRACE_EVENT(powernv_throttle, 44 45 TP_PROTO(int chip_id, const char *reason, int pmax), 46 47 TP_ARGS(chip_id, reason, pmax), 48 49 TP_STRUCT__entry( 50 __field(int, chip_id) 51 __string(reason, reason) 52 __field(int, pmax) 53 ), 54 55 TP_fast_assign( 56 __entry->chip_id = chip_id; 57 __assign_str(reason, reason); 58 __entry->pmax = pmax; 59 ), 60 61 TP_printk("Chip %d Pmax %d %s", __entry->chip_id, 62 __entry->pmax, __get_str(reason)) 63 ); 64 65 TRACE_EVENT(pstate_sample, 66 67 TP_PROTO(u32 core_busy, 68 u32 scaled_busy, 69 u32 from, 70 u32 to, 71 u64 mperf, 72 u64 aperf, 73 u64 tsc, 74 u32 freq, 75 u32 io_boost 76 ), 77 78 TP_ARGS(core_busy, 79 scaled_busy, 80 from, 81 to, 82 mperf, 83 aperf, 84 tsc, 85 freq, 86 io_boost 87 ), 88 89 TP_STRUCT__entry( 90 __field(u32, core_busy) 91 __field(u32, scaled_busy) 92 __field(u32, from) 93 __field(u32, to) 94 __field(u64, mperf) 95 __field(u64, aperf) 96 __field(u64, tsc) 97 __field(u32, freq) 98 __field(u32, io_boost) 99 ), 100 101 TP_fast_assign( 102 __entry->core_busy = core_busy; 103 __entry->scaled_busy = scaled_busy; 104 __entry->from = from; 105 __entry->to = to; 106 __entry->mperf = mperf; 107 __entry->aperf = aperf; 108 __entry->tsc = tsc; 109 __entry->freq = freq; 110 __entry->io_boost = io_boost; 111 ), 112 113 TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu io_boost=%lu", 114 (unsigned long)__entry->core_busy, 115 (unsigned long)__entry->scaled_busy, 116 (unsigned long)__entry->from, 117 (unsigned long)__entry->to, 118 (unsigned long long)__entry->mperf, 119 (unsigned long long)__entry->aperf, 120 (unsigned long long)__entry->tsc, 121 (unsigned long)__entry->freq, 122 (unsigned long)__entry->io_boost 123 ) 124 125 ); 126 127 /* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */ 128 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING 129 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING 130 131 #define PWR_EVENT_EXIT -1 132 #endif 133 134 #define pm_verb_symbolic(event) \ 135 __print_symbolic(event, \ 136 { PM_EVENT_SUSPEND, "suspend" }, \ 137 { PM_EVENT_RESUME, "resume" }, \ 138 { PM_EVENT_FREEZE, "freeze" }, \ 139 { PM_EVENT_QUIESCE, "quiesce" }, \ 140 { PM_EVENT_HIBERNATE, "hibernate" }, \ 141 { PM_EVENT_THAW, "thaw" }, \ 142 { PM_EVENT_RESTORE, "restore" }, \ 143 { PM_EVENT_RECOVER, "recover" }) 144 145 DEFINE_EVENT(cpu, cpu_frequency, 146 147 TP_PROTO(unsigned int frequency, unsigned int cpu_id), 148 149 TP_ARGS(frequency, cpu_id) 150 ); 151 152 TRACE_EVENT(cpu_frequency_limits, 153 154 TP_PROTO(struct cpufreq_policy *policy), 155 156 TP_ARGS(policy), 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 = policy->min; 166 __entry->max_freq = policy->max; 167 __entry->cpu_id = policy->cpu; 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 /* 330 * The power domain events are used for power domains transitions 331 */ 332 DECLARE_EVENT_CLASS(power_domain, 333 334 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 335 336 TP_ARGS(name, state, cpu_id), 337 338 TP_STRUCT__entry( 339 __string( name, name ) 340 __field( u64, state ) 341 __field( u64, cpu_id ) 342 ), 343 344 TP_fast_assign( 345 __assign_str(name, name); 346 __entry->state = state; 347 __entry->cpu_id = cpu_id; 348 ), 349 350 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name), 351 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id) 352 ); 353 354 DEFINE_EVENT(power_domain, power_domain_target, 355 356 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 357 358 TP_ARGS(name, state, cpu_id) 359 ); 360 361 /* 362 * The pm qos events are used for pm qos update 363 */ 364 DECLARE_EVENT_CLASS(pm_qos_request, 365 366 TP_PROTO(int pm_qos_class, s32 value), 367 368 TP_ARGS(pm_qos_class, value), 369 370 TP_STRUCT__entry( 371 __field( int, pm_qos_class ) 372 __field( s32, value ) 373 ), 374 375 TP_fast_assign( 376 __entry->pm_qos_class = pm_qos_class; 377 __entry->value = value; 378 ), 379 380 TP_printk("pm_qos_class=%s value=%d", 381 __print_symbolic(__entry->pm_qos_class, 382 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" }, 383 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" }, 384 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }), 385 __entry->value) 386 ); 387 388 DEFINE_EVENT(pm_qos_request, pm_qos_add_request, 389 390 TP_PROTO(int pm_qos_class, s32 value), 391 392 TP_ARGS(pm_qos_class, value) 393 ); 394 395 DEFINE_EVENT(pm_qos_request, pm_qos_update_request, 396 397 TP_PROTO(int pm_qos_class, s32 value), 398 399 TP_ARGS(pm_qos_class, value) 400 ); 401 402 DEFINE_EVENT(pm_qos_request, pm_qos_remove_request, 403 404 TP_PROTO(int pm_qos_class, s32 value), 405 406 TP_ARGS(pm_qos_class, value) 407 ); 408 409 TRACE_EVENT(pm_qos_update_request_timeout, 410 411 TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us), 412 413 TP_ARGS(pm_qos_class, value, timeout_us), 414 415 TP_STRUCT__entry( 416 __field( int, pm_qos_class ) 417 __field( s32, value ) 418 __field( unsigned long, timeout_us ) 419 ), 420 421 TP_fast_assign( 422 __entry->pm_qos_class = pm_qos_class; 423 __entry->value = value; 424 __entry->timeout_us = timeout_us; 425 ), 426 427 TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld", 428 __print_symbolic(__entry->pm_qos_class, 429 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" }, 430 { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" }, 431 { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }), 432 __entry->value, __entry->timeout_us) 433 ); 434 435 DECLARE_EVENT_CLASS(pm_qos_update, 436 437 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 438 439 TP_ARGS(action, prev_value, curr_value), 440 441 TP_STRUCT__entry( 442 __field( enum pm_qos_req_action, action ) 443 __field( int, prev_value ) 444 __field( int, curr_value ) 445 ), 446 447 TP_fast_assign( 448 __entry->action = action; 449 __entry->prev_value = prev_value; 450 __entry->curr_value = curr_value; 451 ), 452 453 TP_printk("action=%s prev_value=%d curr_value=%d", 454 __print_symbolic(__entry->action, 455 { PM_QOS_ADD_REQ, "ADD_REQ" }, 456 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" }, 457 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }), 458 __entry->prev_value, __entry->curr_value) 459 ); 460 461 DEFINE_EVENT(pm_qos_update, pm_qos_update_target, 462 463 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 464 465 TP_ARGS(action, prev_value, curr_value) 466 ); 467 468 DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags, 469 470 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 471 472 TP_ARGS(action, prev_value, curr_value), 473 474 TP_printk("action=%s prev_value=0x%x curr_value=0x%x", 475 __print_symbolic(__entry->action, 476 { PM_QOS_ADD_REQ, "ADD_REQ" }, 477 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" }, 478 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }), 479 __entry->prev_value, __entry->curr_value) 480 ); 481 482 DECLARE_EVENT_CLASS(dev_pm_qos_request, 483 484 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 485 s32 new_value), 486 487 TP_ARGS(name, type, new_value), 488 489 TP_STRUCT__entry( 490 __string( name, name ) 491 __field( enum dev_pm_qos_req_type, type ) 492 __field( s32, new_value ) 493 ), 494 495 TP_fast_assign( 496 __assign_str(name, name); 497 __entry->type = type; 498 __entry->new_value = new_value; 499 ), 500 501 TP_printk("device=%s type=%s new_value=%d", 502 __get_str(name), 503 __print_symbolic(__entry->type, 504 { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" }, 505 { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }), 506 __entry->new_value) 507 ); 508 509 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request, 510 511 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 512 s32 new_value), 513 514 TP_ARGS(name, type, new_value) 515 ); 516 517 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request, 518 519 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 520 s32 new_value), 521 522 TP_ARGS(name, type, new_value) 523 ); 524 525 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request, 526 527 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 528 s32 new_value), 529 530 TP_ARGS(name, type, new_value) 531 ); 532 #endif /* _TRACE_POWER_H */ 533 534 /* This part must be outside protection */ 535 #include <trace/define_trace.h> 536