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 __entry->value) 384 ); 385 386 DEFINE_EVENT(pm_qos_request, pm_qos_add_request, 387 388 TP_PROTO(int pm_qos_class, s32 value), 389 390 TP_ARGS(pm_qos_class, value) 391 ); 392 393 DEFINE_EVENT(pm_qos_request, pm_qos_update_request, 394 395 TP_PROTO(int pm_qos_class, s32 value), 396 397 TP_ARGS(pm_qos_class, value) 398 ); 399 400 DEFINE_EVENT(pm_qos_request, pm_qos_remove_request, 401 402 TP_PROTO(int pm_qos_class, s32 value), 403 404 TP_ARGS(pm_qos_class, value) 405 ); 406 407 TRACE_EVENT(pm_qos_update_request_timeout, 408 409 TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us), 410 411 TP_ARGS(pm_qos_class, value, timeout_us), 412 413 TP_STRUCT__entry( 414 __field( int, pm_qos_class ) 415 __field( s32, value ) 416 __field( unsigned long, timeout_us ) 417 ), 418 419 TP_fast_assign( 420 __entry->pm_qos_class = pm_qos_class; 421 __entry->value = value; 422 __entry->timeout_us = timeout_us; 423 ), 424 425 TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld", 426 __print_symbolic(__entry->pm_qos_class, 427 { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" }), 428 __entry->value, __entry->timeout_us) 429 ); 430 431 DECLARE_EVENT_CLASS(pm_qos_update, 432 433 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 434 435 TP_ARGS(action, prev_value, curr_value), 436 437 TP_STRUCT__entry( 438 __field( enum pm_qos_req_action, action ) 439 __field( int, prev_value ) 440 __field( int, curr_value ) 441 ), 442 443 TP_fast_assign( 444 __entry->action = action; 445 __entry->prev_value = prev_value; 446 __entry->curr_value = curr_value; 447 ), 448 449 TP_printk("action=%s prev_value=%d curr_value=%d", 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 DEFINE_EVENT(pm_qos_update, pm_qos_update_target, 458 459 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 460 461 TP_ARGS(action, prev_value, curr_value) 462 ); 463 464 DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags, 465 466 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 467 468 TP_ARGS(action, prev_value, curr_value), 469 470 TP_printk("action=%s prev_value=0x%x curr_value=0x%x", 471 __print_symbolic(__entry->action, 472 { PM_QOS_ADD_REQ, "ADD_REQ" }, 473 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" }, 474 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }), 475 __entry->prev_value, __entry->curr_value) 476 ); 477 478 DECLARE_EVENT_CLASS(dev_pm_qos_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 TP_STRUCT__entry( 486 __string( name, name ) 487 __field( enum dev_pm_qos_req_type, type ) 488 __field( s32, new_value ) 489 ), 490 491 TP_fast_assign( 492 __assign_str(name, name); 493 __entry->type = type; 494 __entry->new_value = new_value; 495 ), 496 497 TP_printk("device=%s type=%s new_value=%d", 498 __get_str(name), 499 __print_symbolic(__entry->type, 500 { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" }, 501 { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }), 502 __entry->new_value) 503 ); 504 505 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request, 506 507 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 508 s32 new_value), 509 510 TP_ARGS(name, type, new_value) 511 ); 512 513 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request, 514 515 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 516 s32 new_value), 517 518 TP_ARGS(name, type, new_value) 519 ); 520 521 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request, 522 523 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 524 s32 new_value), 525 526 TP_ARGS(name, type, new_value) 527 ); 528 #endif /* _TRACE_POWER_H */ 529 530 /* This part must be outside protection */ 531 #include <trace/define_trace.h> 532