power.h 11 KB

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  1. #undef TRACE_SYSTEM
  2. #define TRACE_SYSTEM power
  3. #if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
  4. #define _TRACE_POWER_H
  5. #include <linux/ktime.h>
  6. #include <linux/pm_qos.h>
  7. #include <linux/tracepoint.h>
  8. #include <linux/ftrace_event.h>
  9. #define TPS(x) tracepoint_string(x)
  10. DECLARE_EVENT_CLASS(cpu,
  11. TP_PROTO(unsigned int state, unsigned int cpu_id),
  12. TP_ARGS(state, cpu_id),
  13. TP_STRUCT__entry(
  14. __field( u32, state )
  15. __field( u32, cpu_id )
  16. ),
  17. TP_fast_assign(
  18. __entry->state = state;
  19. __entry->cpu_id = cpu_id;
  20. ),
  21. TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state,
  22. (unsigned long)__entry->cpu_id)
  23. );
  24. DEFINE_EVENT(cpu, cpu_idle,
  25. TP_PROTO(unsigned int state, unsigned int cpu_id),
  26. TP_ARGS(state, cpu_id)
  27. );
  28. TRACE_EVENT(pstate_sample,
  29. TP_PROTO(u32 core_busy,
  30. u32 scaled_busy,
  31. u32 state,
  32. u64 mperf,
  33. u64 aperf,
  34. u32 freq
  35. ),
  36. TP_ARGS(core_busy,
  37. scaled_busy,
  38. state,
  39. mperf,
  40. aperf,
  41. freq
  42. ),
  43. TP_STRUCT__entry(
  44. __field(u32, core_busy)
  45. __field(u32, scaled_busy)
  46. __field(u32, state)
  47. __field(u64, mperf)
  48. __field(u64, aperf)
  49. __field(u32, freq)
  50. ),
  51. TP_fast_assign(
  52. __entry->core_busy = core_busy;
  53. __entry->scaled_busy = scaled_busy;
  54. __entry->state = state;
  55. __entry->mperf = mperf;
  56. __entry->aperf = aperf;
  57. __entry->freq = freq;
  58. ),
  59. TP_printk("core_busy=%lu scaled=%lu state=%lu mperf=%llu aperf=%llu freq=%lu ",
  60. (unsigned long)__entry->core_busy,
  61. (unsigned long)__entry->scaled_busy,
  62. (unsigned long)__entry->state,
  63. (unsigned long long)__entry->mperf,
  64. (unsigned long long)__entry->aperf,
  65. (unsigned long)__entry->freq
  66. )
  67. );
  68. /* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */
  69. #ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING
  70. #define _PWR_EVENT_AVOID_DOUBLE_DEFINING
  71. #define PWR_EVENT_EXIT -1
  72. #endif
  73. #define pm_verb_symbolic(event) \
  74. __print_symbolic(event, \
  75. { PM_EVENT_SUSPEND, "suspend" }, \
  76. { PM_EVENT_RESUME, "resume" }, \
  77. { PM_EVENT_FREEZE, "freeze" }, \
  78. { PM_EVENT_QUIESCE, "quiesce" }, \
  79. { PM_EVENT_HIBERNATE, "hibernate" }, \
  80. { PM_EVENT_THAW, "thaw" }, \
  81. { PM_EVENT_RESTORE, "restore" }, \
  82. { PM_EVENT_RECOVER, "recover" })
  83. DEFINE_EVENT(cpu, cpu_frequency,
  84. TP_PROTO(unsigned int frequency, unsigned int cpu_id),
  85. TP_ARGS(frequency, cpu_id)
  86. );
  87. TRACE_EVENT(device_pm_callback_start,
  88. TP_PROTO(struct device *dev, const char *pm_ops, int event),
  89. TP_ARGS(dev, pm_ops, event),
  90. TP_STRUCT__entry(
  91. __string(device, dev_name(dev))
  92. __string(driver, dev_driver_string(dev))
  93. __string(parent, dev->parent ? dev_name(dev->parent) : "none")
  94. __string(pm_ops, pm_ops ? pm_ops : "none ")
  95. __field(int, event)
  96. ),
  97. TP_fast_assign(
  98. __assign_str(device, dev_name(dev));
  99. __assign_str(driver, dev_driver_string(dev));
  100. __assign_str(parent,
  101. dev->parent ? dev_name(dev->parent) : "none");
  102. __assign_str(pm_ops, pm_ops ? pm_ops : "none ");
  103. __entry->event = event;
  104. ),
  105. TP_printk("%s %s, parent: %s, %s[%s]", __get_str(driver),
  106. __get_str(device), __get_str(parent), __get_str(pm_ops),
  107. pm_verb_symbolic(__entry->event))
  108. );
  109. TRACE_EVENT(device_pm_callback_end,
  110. TP_PROTO(struct device *dev, int error),
  111. TP_ARGS(dev, error),
  112. TP_STRUCT__entry(
  113. __string(device, dev_name(dev))
  114. __string(driver, dev_driver_string(dev))
  115. __field(int, error)
  116. ),
  117. TP_fast_assign(
  118. __assign_str(device, dev_name(dev));
  119. __assign_str(driver, dev_driver_string(dev));
  120. __entry->error = error;
  121. ),
  122. TP_printk("%s %s, err=%d",
  123. __get_str(driver), __get_str(device), __entry->error)
  124. );
  125. TRACE_EVENT(suspend_resume,
  126. TP_PROTO(const char *action, int val, bool start),
  127. TP_ARGS(action, val, start),
  128. TP_STRUCT__entry(
  129. __field(const char *, action)
  130. __field(int, val)
  131. __field(bool, start)
  132. ),
  133. TP_fast_assign(
  134. __entry->action = action;
  135. __entry->val = val;
  136. __entry->start = start;
  137. ),
  138. TP_printk("%s[%u] %s", __entry->action, (unsigned int)__entry->val,
  139. (__entry->start)?"begin":"end")
  140. );
  141. DECLARE_EVENT_CLASS(wakeup_source,
  142. TP_PROTO(const char *name, unsigned int state),
  143. TP_ARGS(name, state),
  144. TP_STRUCT__entry(
  145. __string( name, name )
  146. __field( u64, state )
  147. ),
  148. TP_fast_assign(
  149. __assign_str(name, name);
  150. __entry->state = state;
  151. ),
  152. TP_printk("%s state=0x%lx", __get_str(name),
  153. (unsigned long)__entry->state)
  154. );
  155. DEFINE_EVENT(wakeup_source, wakeup_source_activate,
  156. TP_PROTO(const char *name, unsigned int state),
  157. TP_ARGS(name, state)
  158. );
  159. DEFINE_EVENT(wakeup_source, wakeup_source_deactivate,
  160. TP_PROTO(const char *name, unsigned int state),
  161. TP_ARGS(name, state)
  162. );
  163. /*
  164. * The clock events are used for clock enable/disable and for
  165. * clock rate change
  166. */
  167. DECLARE_EVENT_CLASS(clock,
  168. TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
  169. TP_ARGS(name, state, cpu_id),
  170. TP_STRUCT__entry(
  171. __string( name, name )
  172. __field( u64, state )
  173. __field( u64, cpu_id )
  174. ),
  175. TP_fast_assign(
  176. __assign_str(name, name);
  177. __entry->state = state;
  178. __entry->cpu_id = cpu_id;
  179. ),
  180. TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
  181. (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
  182. );
  183. DEFINE_EVENT(clock, clock_enable,
  184. TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
  185. TP_ARGS(name, state, cpu_id)
  186. );
  187. DEFINE_EVENT(clock, clock_disable,
  188. TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
  189. TP_ARGS(name, state, cpu_id)
  190. );
  191. DEFINE_EVENT(clock, clock_set_rate,
  192. TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
  193. TP_ARGS(name, state, cpu_id)
  194. );
  195. TRACE_EVENT(clock_set_parent,
  196. TP_PROTO(const char *name, const char *parent_name),
  197. TP_ARGS(name, parent_name),
  198. TP_STRUCT__entry(
  199. __string( name, name )
  200. __string( parent_name, parent_name )
  201. ),
  202. TP_fast_assign(
  203. __assign_str(name, name);
  204. __assign_str(parent_name, parent_name);
  205. ),
  206. TP_printk("%s parent=%s", __get_str(name), __get_str(parent_name))
  207. );
  208. /*
  209. * The power domain events are used for power domains transitions
  210. */
  211. DECLARE_EVENT_CLASS(power_domain,
  212. TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
  213. TP_ARGS(name, state, cpu_id),
  214. TP_STRUCT__entry(
  215. __string( name, name )
  216. __field( u64, state )
  217. __field( u64, cpu_id )
  218. ),
  219. TP_fast_assign(
  220. __assign_str(name, name);
  221. __entry->state = state;
  222. __entry->cpu_id = cpu_id;
  223. ),
  224. TP_printk("%s state=%lu cpu_id=%lu", __get_str(name),
  225. (unsigned long)__entry->state, (unsigned long)__entry->cpu_id)
  226. );
  227. DEFINE_EVENT(power_domain, power_domain_target,
  228. TP_PROTO(const char *name, unsigned int state, unsigned int cpu_id),
  229. TP_ARGS(name, state, cpu_id)
  230. );
  231. /*
  232. * The pm qos events are used for pm qos update
  233. */
  234. DECLARE_EVENT_CLASS(pm_qos_request,
  235. TP_PROTO(int pm_qos_class, s32 value),
  236. TP_ARGS(pm_qos_class, value),
  237. TP_STRUCT__entry(
  238. __field( int, pm_qos_class )
  239. __field( s32, value )
  240. ),
  241. TP_fast_assign(
  242. __entry->pm_qos_class = pm_qos_class;
  243. __entry->value = value;
  244. ),
  245. TP_printk("pm_qos_class=%s value=%d",
  246. __print_symbolic(__entry->pm_qos_class,
  247. { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" },
  248. { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" },
  249. { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }),
  250. __entry->value)
  251. );
  252. DEFINE_EVENT(pm_qos_request, pm_qos_add_request,
  253. TP_PROTO(int pm_qos_class, s32 value),
  254. TP_ARGS(pm_qos_class, value)
  255. );
  256. DEFINE_EVENT(pm_qos_request, pm_qos_update_request,
  257. TP_PROTO(int pm_qos_class, s32 value),
  258. TP_ARGS(pm_qos_class, value)
  259. );
  260. DEFINE_EVENT(pm_qos_request, pm_qos_remove_request,
  261. TP_PROTO(int pm_qos_class, s32 value),
  262. TP_ARGS(pm_qos_class, value)
  263. );
  264. TRACE_EVENT(pm_qos_update_request_timeout,
  265. TP_PROTO(int pm_qos_class, s32 value, unsigned long timeout_us),
  266. TP_ARGS(pm_qos_class, value, timeout_us),
  267. TP_STRUCT__entry(
  268. __field( int, pm_qos_class )
  269. __field( s32, value )
  270. __field( unsigned long, timeout_us )
  271. ),
  272. TP_fast_assign(
  273. __entry->pm_qos_class = pm_qos_class;
  274. __entry->value = value;
  275. __entry->timeout_us = timeout_us;
  276. ),
  277. TP_printk("pm_qos_class=%s value=%d, timeout_us=%ld",
  278. __print_symbolic(__entry->pm_qos_class,
  279. { PM_QOS_CPU_DMA_LATENCY, "CPU_DMA_LATENCY" },
  280. { PM_QOS_NETWORK_LATENCY, "NETWORK_LATENCY" },
  281. { PM_QOS_NETWORK_THROUGHPUT, "NETWORK_THROUGHPUT" }),
  282. __entry->value, __entry->timeout_us)
  283. );
  284. DECLARE_EVENT_CLASS(pm_qos_update,
  285. TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
  286. TP_ARGS(action, prev_value, curr_value),
  287. TP_STRUCT__entry(
  288. __field( enum pm_qos_req_action, action )
  289. __field( int, prev_value )
  290. __field( int, curr_value )
  291. ),
  292. TP_fast_assign(
  293. __entry->action = action;
  294. __entry->prev_value = prev_value;
  295. __entry->curr_value = curr_value;
  296. ),
  297. TP_printk("action=%s prev_value=%d curr_value=%d",
  298. __print_symbolic(__entry->action,
  299. { PM_QOS_ADD_REQ, "ADD_REQ" },
  300. { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
  301. { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
  302. __entry->prev_value, __entry->curr_value)
  303. );
  304. DEFINE_EVENT(pm_qos_update, pm_qos_update_target,
  305. TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
  306. TP_ARGS(action, prev_value, curr_value)
  307. );
  308. DEFINE_EVENT_PRINT(pm_qos_update, pm_qos_update_flags,
  309. TP_PROTO(enum pm_qos_req_action action, int prev_value, int curr_value),
  310. TP_ARGS(action, prev_value, curr_value),
  311. TP_printk("action=%s prev_value=0x%x curr_value=0x%x",
  312. __print_symbolic(__entry->action,
  313. { PM_QOS_ADD_REQ, "ADD_REQ" },
  314. { PM_QOS_UPDATE_REQ, "UPDATE_REQ" },
  315. { PM_QOS_REMOVE_REQ, "REMOVE_REQ" }),
  316. __entry->prev_value, __entry->curr_value)
  317. );
  318. DECLARE_EVENT_CLASS(dev_pm_qos_request,
  319. TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
  320. s32 new_value),
  321. TP_ARGS(name, type, new_value),
  322. TP_STRUCT__entry(
  323. __string( name, name )
  324. __field( enum dev_pm_qos_req_type, type )
  325. __field( s32, new_value )
  326. ),
  327. TP_fast_assign(
  328. __assign_str(name, name);
  329. __entry->type = type;
  330. __entry->new_value = new_value;
  331. ),
  332. TP_printk("device=%s type=%s new_value=%d",
  333. __get_str(name),
  334. __print_symbolic(__entry->type,
  335. { DEV_PM_QOS_RESUME_LATENCY, "DEV_PM_QOS_RESUME_LATENCY" },
  336. { DEV_PM_QOS_FLAGS, "DEV_PM_QOS_FLAGS" }),
  337. __entry->new_value)
  338. );
  339. DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_add_request,
  340. TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
  341. s32 new_value),
  342. TP_ARGS(name, type, new_value)
  343. );
  344. DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_update_request,
  345. TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
  346. s32 new_value),
  347. TP_ARGS(name, type, new_value)
  348. );
  349. DEFINE_EVENT(dev_pm_qos_request, dev_pm_qos_remove_request,
  350. TP_PROTO(const char *name, enum dev_pm_qos_req_type type,
  351. s32 new_value),
  352. TP_ARGS(name, type, new_value)
  353. );
  354. #endif /* _TRACE_POWER_H */
  355. /* This part must be outside protection */
  356. #include <trace/define_trace.h>