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
16DECLARE_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
36DEFINE_EVENT(cpu, cpu_idle,
37
38 TP_PROTO(unsigned int state, unsigned int cpu_id),
39
40 TP_ARGS(state, cpu_id)
41);
42
43TRACE_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#ifdef CONFIG_ARM_PSCI_CPUIDLE
66DECLARE_EVENT_CLASS(psci_domain_idle,
67
68 TP_PROTO(unsigned int cpu_id, unsigned int state, bool s2idle),
69
70 TP_ARGS(cpu_id, state, s2idle),
71
72 TP_STRUCT__entry(
73 __field(u32, cpu_id)
74 __field(u32, state)
75 __field(bool, s2idle)
76 ),
77
78 TP_fast_assign(
79 __entry->cpu_id = cpu_id;
80 __entry->state = state;
81 __entry->s2idle = s2idle;
82 ),
83
84 TP_printk("cpu_id=%lu state=0x%lx is_s2idle=%s",
85 (unsigned long)__entry->cpu_id, (unsigned long)__entry->state,
86 (__entry->s2idle)?"yes":"no")
87);
88
89DEFINE_EVENT(psci_domain_idle, psci_domain_idle_enter,
90
91 TP_PROTO(unsigned int cpu_id, unsigned int state, bool s2idle),
92
93 TP_ARGS(cpu_id, state, s2idle)
94);
95
96DEFINE_EVENT(psci_domain_idle, psci_domain_idle_exit,
97
98 TP_PROTO(unsigned int cpu_id, unsigned int state, bool s2idle),
99
100 TP_ARGS(cpu_id, state, s2idle)
101);
102#endif
103
104TRACE_EVENT(pstate_sample,
105
106 TP_PROTO(u32 core_busy,
107 u32 scaled_busy,
108 u32 from,
109 u32 to,
110 u64 mperf,
111 u64 aperf,
112 u64 tsc,
113 u32 freq,
114 u32 io_boost
115 ),
116
117 TP_ARGS(core_busy,
118 scaled_busy,
119 from,
120 to,
121 mperf,
122 aperf,
123 tsc,
124 freq,
125 io_boost
126 ),
127
128 TP_STRUCT__entry(
129 __field(u32, core_busy)
130 __field(u32, scaled_busy)
131 __field(u32, from)
132 __field(u32, to)
133 __field(u64, mperf)
134 __field(u64, aperf)
135 __field(u64, tsc)
136 __field(u32, freq)
137 __field(u32, io_boost)
138 ),
139
140 TP_fast_assign(
141 __entry->core_busy = core_busy;
142 __entry->scaled_busy = scaled_busy;
143 __entry->from = from;
144 __entry->to = to;
145 __entry->mperf = mperf;
146 __entry->aperf = aperf;
147 __entry->tsc = tsc;
148 __entry->freq = freq;
149 __entry->io_boost = io_boost;
150 ),
151
152 TP_printk("core_busy=%lu scaled=%lu from=%lu to=%lu mperf=%llu aperf=%llu tsc=%llu freq=%lu io_boost=%lu",
153 (unsigned long)__entry->core_busy,
154 (unsigned long)__entry->scaled_busy,
155 (unsigned long)__entry->from,
156 (unsigned long)__entry->to,
157 (unsigned long long)__entry->mperf,
158 (unsigned long long)__entry->aperf,
159 (unsigned long long)__entry->tsc,
160 (unsigned long)__entry->freq,
161 (unsigned long)__entry->io_boost
162 )
163
164);
165
166/* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
167#ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
168#define _PWR_EVENT_AVOID_DOUBLE_DEFINING
169
170#define PWR_EVENT_EXIT -1
171#endif
172
173#define pm_verb_symbolic(event) \
174 __print_symbolic(event, \
175 { PM_EVENT_SUSPEND, "suspend" }, \
176 { PM_EVENT_RESUME, "resume" }, \
177 { PM_EVENT_FREEZE, "freeze" }, \
178 { PM_EVENT_QUIESCE, "quiesce" }, \
179 { PM_EVENT_HIBERNATE, "hibernate" }, \
180 { PM_EVENT_THAW, "thaw" }, \
181 { PM_EVENT_RESTORE, "restore" }, \
182 { PM_EVENT_RECOVER, "recover" }, \
183 { PM_EVENT_POWEROFF, "poweroff" })
184
185DEFINE_EVENT(cpu, cpu_frequency,
186
187 TP_PROTO(unsigned int frequency, unsigned int cpu_id),
188
189 TP_ARGS(frequency, cpu_id)
190);
191
192TRACE_EVENT(cpu_frequency_limits,
193
194 TP_PROTO(struct cpufreq_policy *policy),
195
196 TP_ARGS(policy),
197
198 TP_STRUCT__entry(
199 __field(u32, min_freq)
200 __field(u32, max_freq)
201 __field(u32, cpu_id)
202 ),
203
204 TP_fast_assign(
205 __entry->min_freq = policy->min;
206 __entry->max_freq = policy->max;
207 __entry->cpu_id = policy->cpu;
208 ),
209
210 TP_printk("min=%lu max=%lu cpu_id=%lu",
211 (unsigned long)__entry->min_freq,
212 (unsigned long)__entry->max_freq,
213 (unsigned long)__entry->cpu_id)
214);
215
216#ifdef CONFIG_PM_SLEEP
217TRACE_EVENT(device_pm_callback_start,
218
219 TP_PROTO(struct device *dev, const char *pm_ops, int event),
220
221 TP_ARGS(dev, pm_ops, event),
222
223 TP_STRUCT__entry(
224 __string(device, dev_name(dev))
225 __string(driver, dev_driver_string(dev))
226 __string(parent, dev->parent ? dev_name(dev->parent) : "none")
227 __string(pm_ops, pm_ops ? pm_ops : "none ")
228 __field(int, event)
229 ),
230
231 TP_fast_assign(
232 __assign_str(device);
233 __assign_str(driver);
234 __assign_str(parent);
235 __assign_str(pm_ops);
236 __entry->event = event;
237 ),
238
239 TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver),
240 __get_str(device), __get_str(parent), __get_str(pm_ops),
241 pm_verb_symbolic(__entry->event))
242);
243
244TRACE_EVENT(device_pm_callback_end,
245
246 TP_PROTO(struct device *dev, int error),
247
248 TP_ARGS(dev, error),
249
250 TP_STRUCT__entry(
251 __string(device, dev_name(dev))
252 __string(driver, dev_driver_string(dev))
253 __field(int, error)
254 ),
255
256 TP_fast_assign(
257 __assign_str(device);
258 __assign_str(driver);
259 __entry->error = error;
260 ),
261
262 TP_printk("%s %s, err=%d",
263 __get_str(driver), __get_str(device), __entry->error)
264);
265#endif
266
267TRACE_EVENT(suspend_resume,
268
269 TP_PROTO(const char *action, int val, bool start),
270
271 TP_ARGS(action, val, start),
272
273 TP_STRUCT__entry(
274 __field(const char *, action)
275 __field(int, val)
276 __field(bool, start)
277 ),
278
279 TP_fast_assign(
280 __entry->action = action;
281 __entry->val = val;
282 __entry->start = start;
283 ),
284
285 TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val,
286 (__entry->start)?"begin":"end")
287);
288
289DECLARE_EVENT_CLASS(wakeup_source,
290
291 TP_PROTO(const char *name, unsigned int state),
292
293 TP_ARGS(name, state),
294
295 TP_STRUCT__entry(
296 __string( name, name )
297 __field( u64, state )
298 ),
299
300 TP_fast_assign(
301 __assign_str(name);
302 __entry->state = state;
303 ),
304
305 TP_printk("%s state=0x%lx", __get_str(name),
306 (unsigned long)__entry->state)
307);
308
309DEFINE_EVENT(wakeup_source, wakeup_source_activate,
310
311 TP_PROTO(const char *name, unsigned int state),
312
313 TP_ARGS(name, state)
314);
315
316DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
317
318 TP_PROTO(const char *name, unsigned int state),
319
320 TP_ARGS(name, state)
321);
322
323#ifdef CONFIG_ARCH_OMAP2PLUS
324/*
325 * The power domain events are used for power domains transitions
326 */
327DECLARE_EVENT_CLASS(power_domain,
328
329 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
330
331 TP_ARGS(name, state, cpu_id),
332
333 TP_STRUCT__entry(
334 __string( name, name )
335 __field( u64, state )
336 __field( u64, cpu_id )
337 ),
338
339 TP_fast_assign(
340 __assign_str(name);
341 __entry->state = state;
342 __entry->cpu_id = cpu_id;
343),
344
345 TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
346 (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
347);
348
349DEFINE_EVENT(power_domain, power_domain_target,
350
351 TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
352
353 TP_ARGS(name, state, cpu_id)
354);
355#endif
356
357/*
358 * CPU latency QoS events used for global CPU latency QoS list updates
359 */
360DECLARE_EVENT_CLASS(cpu_latency_qos_request,
361
362 TP_PROTO(s32 value),
363
364 TP_ARGS(value),
365
366 TP_STRUCT__entry(
367 __field( s32, value )
368 ),
369
370 TP_fast_assign(
371 __entry->value = value;
372 ),
373
374 TP_printk("CPU_DMA_LATENCY value=%d",
375 __entry->value)
376);
377
378DEFINE_EVENT(cpu_latency_qos_request, pm_qos_add_request,
379
380 TP_PROTO(s32 value),
381
382 TP_ARGS(value)
383);
384
385DEFINE_EVENT(cpu_latency_qos_request, pm_qos_update_request,
386
387 TP_PROTO(s32 value),
388
389 TP_ARGS(value)
390);
391
392DEFINE_EVENT(cpu_latency_qos_request, pm_qos_remove_request,
393
394 TP_PROTO(s32 value),
395
396 TP_ARGS(value)
397);
398
399/*
400 * General PM QoS events used for updates of PM QoS request lists
401 */
402DECLARE_EVENT_CLASS(pm_qos_update,
403
404 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
405
406 TP_ARGS(action, prev_value, curr_value),
407
408 TP_STRUCT__entry(
409 __field( enum pm_qos_req_action, action )
410 __field( int, prev_value )
411 __field( int, curr_value )
412 ),
413
414 TP_fast_assign(
415 __entry->action = action;
416 __entry->prev_value = prev_value;
417 __entry->curr_value = curr_value;
418 ),
419
420 TP_printk("action=%s prev_value=%d curr_value=%d",
421 __print_symbolic(__entry->action,
422 { PM_QOS_ADD_REQ, "ADD_REQ" },
423 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
424 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
425 __entry->prev_value, __entry->curr_value)
426);
427
428DEFINE_EVENT(pm_qos_update, pm_qos_update_target,
429
430 TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
431
432 TP_ARGS(action, prev_value, curr_value)
433);
434
435DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags,
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_printk("action=%s prev_value=0x%x curr_value=0x%x",
442 __print_symbolic(__entry->action,
443 { PM_QOS_ADD_REQ, "ADD_REQ" },
444 { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
445 { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
446 __entry->prev_value, __entry->curr_value)
447);
448
449DECLARE_EVENT_CLASS(dev_pm_qos_request,
450
451 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
452 s32 new_value),
453
454 TP_ARGS(name, type, new_value),
455
456 TP_STRUCT__entry(
457 __string( name, name )
458 __field( enum dev_pm_qos_req_type, type )
459 __field( s32, new_value )
460 ),
461
462 TP_fast_assign(
463 __assign_str(name);
464 __entry->type = type;
465 __entry->new_value = new_value;
466 ),
467
468 TP_printk("device=%s type=%s new_value=%d",
469 __get_str(name),
470 __print_symbolic(__entry->type,
471 { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" },
472 { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }),
473 __entry->new_value)
474);
475
476DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request,
477
478 TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
479 s32 new_value),
480
481 TP_ARGS(name, type, new_value)
482);
483
484DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_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
492DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_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
500TRACE_EVENT(guest_halt_poll_ns,
501
502 TP_PROTO(bool grow, unsigned int new, unsigned int old),
503
504 TP_ARGS(grow, new, old),
505
506 TP_STRUCT__entry(
507 __field(bool, grow)
508 __field(unsigned int, new)
509 __field(unsigned int, old)
510 ),
511
512 TP_fast_assign(
513 __entry->grow = grow;
514 __entry->new = new;
515 __entry->old = old;
516 ),
517
518 TP_printk("halt_poll_ns %u (%s %u)",
519 __entry->new,
520 __entry->grow ? "grow" : "shrink",
521 __entry->old)
522);
523
524#define trace_guest_halt_poll_ns_grow(new, old) \
525 trace_guest_halt_poll_ns(true, new, old)
526#define trace_guest_halt_poll_ns_shrink(new, old) \
527 trace_guest_halt_poll_ns(false, new, old)
528#endif /* _TRACE_POWER_H */
529
530/* This part must be outside protection */
531#include <trace/define_trace.h>
532

source code of linux/include/trace/events/power.h