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> 511