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(cpu_idle_miss, 44 45 TP_PROTO(unsigned int cpu_id, unsigned int state, bool below), 46 47 TP_ARGS(cpu_id, state, below), 48 49 TP_STRUCT__entry( 50 __field(u32, cpu_id) 51 __field(u32, state) 52 __field(bool, below) 53 ), 54 55 TP_fast_assign( 56 __entry->cpu_id = cpu_id; 57 __entry->state = state; 58 __entry->below = below; 59 ), 60 61 TP_printk("cpu_id=%lu state=%lu type=%s", (unsigned long)__entry->cpu_id, 62 (unsigned long)__entry->state, (__entry->below)?"below":"above") 63 ); 64 65 TRACE_EVENT(powernv_throttle, 66 67 TP_PROTO(int chip_id, const char *reason, int pmax), 68 69 TP_ARGS(chip_id, reason, pmax), 70 71 TP_STRUCT__entry( 72 __field(int, chip_id) 73 __string(reason, reason) 74 __field(int, pmax) 75 ), 76 77 TP_fast_assign( 78 __entry->chip_id = chip_id; 79 __assign_str(reason); 80 __entry->pmax = pmax; 81 ), 82 83 TP_printk("Chip %d Pmax %d %s", __entry->chip_id, 84 __entry->pmax, __get_str(reason)) 85 ); 86 87 TRACE_EVENT(pstate_sample, 88 89 TP_PROTO(u32 core_busy, 90 u32 scaled_busy, 91 u32 from, 92 u32 to, 93 u64 mperf, 94 u64 aperf, 95 u64 tsc, 96 u32 freq, 97 u32 io_boost 98 ), 99 100 TP_ARGS(core_busy, 101 scaled_busy, 102 from, 103 to, 104 mperf, 105 aperf, 106 tsc, 107 freq, 108 io_boost 109 ), 110 111 TP_STRUCT__entry( 112 __field(u32, core_busy) 113 __field(u32, scaled_busy) 114 __field(u32, from) 115 __field(u32, to) 116 __field(u64, mperf) 117 __field(u64, aperf) 118 __field(u64, tsc) 119 __field(u32, freq) 120 __field(u32, io_boost) 121 ), 122 123 TP_fast_assign( 124 __entry->core_busy = core_busy; 125 __entry->scaled_busy = scaled_busy; 126 __entry->from = from; 127 __entry->to = to; 128 __entry->mperf = mperf; 129 __entry->aperf = aperf; 130 __entry->tsc = tsc; 131 __entry->freq = freq; 132 __entry->io_boost = io_boost; 133 ), 134 135 TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu io_boost=%lu", 136 (unsigned long)__entry->core_busy, 137 (unsigned long)__entry->scaled_busy, 138 (unsigned long)__entry->from, 139 (unsigned long)__entry->to, 140 (unsigned long long)__entry->mperf, 141 (unsigned long long)__entry->aperf, 142 (unsigned long long)__entry->tsc, 143 (unsigned long)__entry->freq, 144 (unsigned long)__entry->io_boost 145 ) 146 147 ); 148 149 /* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */ 150 #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING 151 #define _PWR_EVENT_AVOID_DOUBLE_DEFINING 152 153 #define PWR_EVENT_EXIT -1 154 #endif 155 156 #define pm_verb_symbolic(event) \ 157 __print_symbolic(event, \ 158 { PM_EVENT_SUSPEND, "suspend" }, \ 159 { PM_EVENT_RESUME, "resume" }, \ 160 { PM_EVENT_FREEZE, "freeze" }, \ 161 { PM_EVENT_QUIESCE, "quiesce" }, \ 162 { PM_EVENT_HIBERNATE, "hibernate" }, \ 163 { PM_EVENT_THAW, "thaw" }, \ 164 { PM_EVENT_RESTORE, "restore" }, \ 165 { PM_EVENT_RECOVER, "recover" }) 166 167 DEFINE_EVENT(cpu, cpu_frequency, 168 169 TP_PROTO(unsigned int frequency, unsigned int cpu_id), 170 171 TP_ARGS(frequency, cpu_id) 172 ); 173 174 TRACE_EVENT(cpu_frequency_limits, 175 176 TP_PROTO(struct cpufreq_policy *policy), 177 178 TP_ARGS(policy), 179 180 TP_STRUCT__entry( 181 __field(u32, min_freq) 182 __field(u32, max_freq) 183 __field(u32, cpu_id) 184 ), 185 186 TP_fast_assign( 187 __entry->min_freq = policy->min; 188 __entry->max_freq = policy->max; 189 __entry->cpu_id = policy->cpu; 190 ), 191 192 TP_printk("min=%lu max=%lu cpu_id=%lu", 193 (unsigned long)__entry->min_freq, 194 (unsigned long)__entry->max_freq, 195 (unsigned long)__entry->cpu_id) 196 ); 197 198 TRACE_EVENT(device_pm_callback_start, 199 200 TP_PROTO(struct device *dev, const char *pm_ops, int event), 201 202 TP_ARGS(dev, pm_ops, event), 203 204 TP_STRUCT__entry( 205 __string(device, dev_name(dev)) 206 __string(driver, dev_driver_string(dev)) 207 __string(parent, dev->parent ? dev_name(dev->parent) : "none") 208 __string(pm_ops, pm_ops ? pm_ops : "none ") 209 __field(int, event) 210 ), 211 212 TP_fast_assign( 213 __assign_str(device); 214 __assign_str(driver); 215 __assign_str(parent); 216 __assign_str(pm_ops); 217 __entry->event = event; 218 ), 219 220 TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver), 221 __get_str(device), __get_str(parent), __get_str(pm_ops), 222 pm_verb_symbolic(__entry->event)) 223 ); 224 225 TRACE_EVENT(device_pm_callback_end, 226 227 TP_PROTO(struct device *dev, int error), 228 229 TP_ARGS(dev, error), 230 231 TP_STRUCT__entry( 232 __string(device, dev_name(dev)) 233 __string(driver, dev_driver_string(dev)) 234 __field(int, error) 235 ), 236 237 TP_fast_assign( 238 __assign_str(device); 239 __assign_str(driver); 240 __entry->error = error; 241 ), 242 243 TP_printk("%s %s, err=%d", 244 __get_str(driver), __get_str(device), __entry->error) 245 ); 246 247 TRACE_EVENT(suspend_resume, 248 249 TP_PROTO(const char *action, int val, bool start), 250 251 TP_ARGS(action, val, start), 252 253 TP_STRUCT__entry( 254 __field(const char *, action) 255 __field(int, val) 256 __field(bool, start) 257 ), 258 259 TP_fast_assign( 260 __entry->action = action; 261 __entry->val = val; 262 __entry->start = start; 263 ), 264 265 TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val, 266 (__entry->start)?"begin":"end") 267 ); 268 269 DECLARE_EVENT_CLASS(wakeup_source, 270 271 TP_PROTO(const char *name, unsigned int state), 272 273 TP_ARGS(name, state), 274 275 TP_STRUCT__entry( 276 __string( name, name ) 277 __field( u64, state ) 278 ), 279 280 TP_fast_assign( 281 __assign_str(name); 282 __entry->state = state; 283 ), 284 285 TP_printk("%s state=0x%lx", __get_str(name), 286 (unsigned long)__entry->state) 287 ); 288 289 DEFINE_EVENT(wakeup_source, wakeup_source_activate, 290 291 TP_PROTO(const char *name, unsigned int state), 292 293 TP_ARGS(name, state) 294 ); 295 296 DEFINE_EVENT(wakeup_source, wakeup_source_deactivate, 297 298 TP_PROTO(const char *name, unsigned int state), 299 300 TP_ARGS(name, state) 301 ); 302 303 /* 304 * The clock events are used for clock enable/disable and for 305 * clock rate change 306 */ 307 DECLARE_EVENT_CLASS(clock, 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); 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(clock, clock_enable, 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 DEFINE_EVENT(clock, clock_disable, 337 338 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 339 340 TP_ARGS(name, state, cpu_id) 341 ); 342 343 DEFINE_EVENT(clock, clock_set_rate, 344 345 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 346 347 TP_ARGS(name, state, cpu_id) 348 ); 349 350 /* 351 * The power domain events are used for power domains transitions 352 */ 353 DECLARE_EVENT_CLASS(power_domain, 354 355 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 356 357 TP_ARGS(name, state, cpu_id), 358 359 TP_STRUCT__entry( 360 __string( name, name ) 361 __field( u64, state ) 362 __field( u64, cpu_id ) 363 ), 364 365 TP_fast_assign( 366 __assign_str(name); 367 __entry->state = state; 368 __entry->cpu_id = cpu_id; 369 ), 370 371 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name), 372 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id) 373 ); 374 375 DEFINE_EVENT(power_domain, power_domain_target, 376 377 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id), 378 379 TP_ARGS(name, state, cpu_id) 380 ); 381 382 /* 383 * CPU latency QoS events used for global CPU latency QoS list updates 384 */ 385 DECLARE_EVENT_CLASS(cpu_latency_qos_request, 386 387 TP_PROTO(s32 value), 388 389 TP_ARGS(value), 390 391 TP_STRUCT__entry( 392 __field( s32, value ) 393 ), 394 395 TP_fast_assign( 396 __entry->value = value; 397 ), 398 399 TP_printk("CPU_DMA_LATENCY value=%d", 400 __entry->value) 401 ); 402 403 DEFINE_EVENT(cpu_latency_qos_request, pm_qos_add_request, 404 405 TP_PROTO(s32 value), 406 407 TP_ARGS(value) 408 ); 409 410 DEFINE_EVENT(cpu_latency_qos_request, pm_qos_update_request, 411 412 TP_PROTO(s32 value), 413 414 TP_ARGS(value) 415 ); 416 417 DEFINE_EVENT(cpu_latency_qos_request, pm_qos_remove_request, 418 419 TP_PROTO(s32 value), 420 421 TP_ARGS(value) 422 ); 423 424 /* 425 * General PM QoS events used for updates of PM QoS request lists 426 */ 427 DECLARE_EVENT_CLASS(pm_qos_update, 428 429 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 430 431 TP_ARGS(action, prev_value, curr_value), 432 433 TP_STRUCT__entry( 434 __field( enum pm_qos_req_action, action ) 435 __field( int, prev_value ) 436 __field( int, curr_value ) 437 ), 438 439 TP_fast_assign( 440 __entry->action = action; 441 __entry->prev_value = prev_value; 442 __entry->curr_value = curr_value; 443 ), 444 445 TP_printk("action=%s prev_value=%d curr_value=%d", 446 __print_symbolic(__entry->action, 447 { PM_QOS_ADD_REQ, "ADD_REQ" }, 448 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" }, 449 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }), 450 __entry->prev_value, __entry->curr_value) 451 ); 452 453 DEFINE_EVENT(pm_qos_update, pm_qos_update_target, 454 455 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 456 457 TP_ARGS(action, prev_value, curr_value) 458 ); 459 460 DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags, 461 462 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value), 463 464 TP_ARGS(action, prev_value, curr_value), 465 466 TP_printk("action=%s prev_value=0x%x curr_value=0x%x", 467 __print_symbolic(__entry->action, 468 { PM_QOS_ADD_REQ, "ADD_REQ" }, 469 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" }, 470 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }), 471 __entry->prev_value, __entry->curr_value) 472 ); 473 474 DECLARE_EVENT_CLASS(dev_pm_qos_request, 475 476 TP_PROTO(const char *name, enum dev_pm_qos_req_type type, 477 s32 new_value), 478 479 TP_ARGS(name, type, new_value), 480 481 TP_STRUCT__entry( 482 __string( name, name ) 483 __field( enum dev_pm_qos_req_type, type ) 484 __field( s32, new_value ) 485 ), 486 487 TP_fast_assign( 488 __assign_str(name); 489 __entry->type = type; 490 __entry->new_value = new_value; 491 ), 492 493 TP_printk("device=%s type=%s new_value=%d", 494 __get_str(name), 495 __print_symbolic(__entry->type, 496 { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" }, 497 { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }), 498 __entry->new_value) 499 ); 500 501 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_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 ); 508 509 DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_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_remove_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 TRACE_EVENT(guest_halt_poll_ns, 526 527 TP_PROTO(bool grow, unsigned int new, unsigned int old), 528 529 TP_ARGS(grow, new, old), 530 531 TP_STRUCT__entry( 532 __field(bool, grow) 533 __field(unsigned int, new) 534 __field(unsigned int, old) 535 ), 536 537 TP_fast_assign( 538 __entry->grow = grow; 539 __entry->new = new; 540 __entry->old = old; 541 ), 542 543 TP_printk("halt_poll_ns %u (%s %u)", 544 __entry->new, 545 __entry->grow ? "grow" : "shrink", 546 __entry->old) 547 ); 548 549 #define trace_guest_halt_poll_ns_grow(new, old) \ 550 trace_guest_halt_poll_ns(true, new, old) 551 #define trace_guest_halt_poll_ns_shrink(new, old) \ 552 trace_guest_halt_poll_ns(false, new, old) 553 #endif /* _TRACE_POWER_H */ 554 555 /* This part must be outside protection */ 556 #include <trace/define_trace.h> 557