trace.h 9.1 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /**
  3. * trace.h - DesignWare USB3 DRD Controller Trace Support
  4. *
  5. * Copyright (C) 2014 Texas Instruments Incorporated - https://www.ti.com
  6. *
  7. * Author: Felipe Balbi <balbi@ti.com>
  8. */
  9. #undef TRACE_SYSTEM
  10. #define TRACE_SYSTEM dwc3
  11. #if !defined(__DWC3_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
  12. #define __DWC3_TRACE_H
  13. #include <linux/types.h>
  14. #include <linux/tracepoint.h>
  15. #include <asm/byteorder.h>
  16. #include "core.h"
  17. #include "debug.h"
  18. DECLARE_EVENT_CLASS(dwc3_log_io,
  19. TP_PROTO(void *base, u32 offset, u32 value),
  20. TP_ARGS(base, offset, value),
  21. TP_STRUCT__entry(
  22. __field(void *, base)
  23. __field(u32, offset)
  24. __field(u32, value)
  25. ),
  26. TP_fast_assign(
  27. __entry->base = base;
  28. __entry->offset = offset;
  29. __entry->value = value;
  30. ),
  31. TP_printk("addr %p value %08x", __entry->base + __entry->offset,
  32. __entry->value)
  33. );
  34. DEFINE_EVENT(dwc3_log_io, dwc3_readl,
  35. TP_PROTO(void __iomem *base, u32 offset, u32 value),
  36. TP_ARGS(base, offset, value)
  37. );
  38. DEFINE_EVENT(dwc3_log_io, dwc3_writel,
  39. TP_PROTO(void __iomem *base, u32 offset, u32 value),
  40. TP_ARGS(base, offset, value)
  41. );
  42. DECLARE_EVENT_CLASS(dwc3_log_event,
  43. TP_PROTO(u32 event, struct dwc3 *dwc),
  44. TP_ARGS(event, dwc),
  45. TP_STRUCT__entry(
  46. __field(u32, event)
  47. __field(u32, ep0state)
  48. __dynamic_array(char, str, DWC3_MSG_MAX)
  49. ),
  50. TP_fast_assign(
  51. __entry->event = event;
  52. __entry->ep0state = dwc->ep0state;
  53. ),
  54. TP_printk("event (%08x): %s", __entry->event,
  55. dwc3_decode_event(__get_str(str), DWC3_MSG_MAX,
  56. __entry->event, __entry->ep0state))
  57. );
  58. DEFINE_EVENT(dwc3_log_event, dwc3_event,
  59. TP_PROTO(u32 event, struct dwc3 *dwc),
  60. TP_ARGS(event, dwc)
  61. );
  62. DECLARE_EVENT_CLASS(dwc3_log_ctrl,
  63. TP_PROTO(struct usb_ctrlrequest *ctrl),
  64. TP_ARGS(ctrl),
  65. TP_STRUCT__entry(
  66. __field(__u8, bRequestType)
  67. __field(__u8, bRequest)
  68. __field(__u16, wValue)
  69. __field(__u16, wIndex)
  70. __field(__u16, wLength)
  71. __dynamic_array(char, str, DWC3_MSG_MAX)
  72. ),
  73. TP_fast_assign(
  74. __entry->bRequestType = ctrl->bRequestType;
  75. __entry->bRequest = ctrl->bRequest;
  76. __entry->wValue = le16_to_cpu(ctrl->wValue);
  77. __entry->wIndex = le16_to_cpu(ctrl->wIndex);
  78. __entry->wLength = le16_to_cpu(ctrl->wLength);
  79. ),
  80. TP_printk("%s", usb_decode_ctrl(__get_str(str), DWC3_MSG_MAX,
  81. __entry->bRequestType,
  82. __entry->bRequest, __entry->wValue,
  83. __entry->wIndex, __entry->wLength)
  84. )
  85. );
  86. DEFINE_EVENT(dwc3_log_ctrl, dwc3_ctrl_req,
  87. TP_PROTO(struct usb_ctrlrequest *ctrl),
  88. TP_ARGS(ctrl)
  89. );
  90. DECLARE_EVENT_CLASS(dwc3_log_request,
  91. TP_PROTO(struct dwc3_request *req),
  92. TP_ARGS(req),
  93. TP_STRUCT__entry(
  94. __string(name, req->dep->name)
  95. __field(struct dwc3_request *, req)
  96. __field(unsigned int, actual)
  97. __field(unsigned int, length)
  98. __field(int, status)
  99. __field(int, zero)
  100. __field(int, short_not_ok)
  101. __field(int, no_interrupt)
  102. ),
  103. TP_fast_assign(
  104. __assign_str(name, req->dep->name);
  105. __entry->req = req;
  106. __entry->actual = req->request.actual;
  107. __entry->length = req->request.length;
  108. __entry->status = req->request.status;
  109. __entry->zero = req->request.zero;
  110. __entry->short_not_ok = req->request.short_not_ok;
  111. __entry->no_interrupt = req->request.no_interrupt;
  112. ),
  113. TP_printk("%s: req %p length %u/%u %s%s%s ==> %d",
  114. __get_str(name), __entry->req, __entry->actual, __entry->length,
  115. __entry->zero ? "Z" : "z",
  116. __entry->short_not_ok ? "S" : "s",
  117. __entry->no_interrupt ? "i" : "I",
  118. __entry->status
  119. )
  120. );
  121. DEFINE_EVENT(dwc3_log_request, dwc3_alloc_request,
  122. TP_PROTO(struct dwc3_request *req),
  123. TP_ARGS(req)
  124. );
  125. DEFINE_EVENT(dwc3_log_request, dwc3_free_request,
  126. TP_PROTO(struct dwc3_request *req),
  127. TP_ARGS(req)
  128. );
  129. DEFINE_EVENT(dwc3_log_request, dwc3_ep_queue,
  130. TP_PROTO(struct dwc3_request *req),
  131. TP_ARGS(req)
  132. );
  133. DEFINE_EVENT(dwc3_log_request, dwc3_ep_dequeue,
  134. TP_PROTO(struct dwc3_request *req),
  135. TP_ARGS(req)
  136. );
  137. DEFINE_EVENT(dwc3_log_request, dwc3_gadget_giveback,
  138. TP_PROTO(struct dwc3_request *req),
  139. TP_ARGS(req)
  140. );
  141. DECLARE_EVENT_CLASS(dwc3_log_generic_cmd,
  142. TP_PROTO(unsigned int cmd, u32 param, int status),
  143. TP_ARGS(cmd, param, status),
  144. TP_STRUCT__entry(
  145. __field(unsigned int, cmd)
  146. __field(u32, param)
  147. __field(int, status)
  148. ),
  149. TP_fast_assign(
  150. __entry->cmd = cmd;
  151. __entry->param = param;
  152. __entry->status = status;
  153. ),
  154. TP_printk("cmd '%s' [%x] param %08x --> status: %s",
  155. dwc3_gadget_generic_cmd_string(__entry->cmd),
  156. __entry->cmd, __entry->param,
  157. dwc3_gadget_generic_cmd_status_string(__entry->status)
  158. )
  159. );
  160. DEFINE_EVENT(dwc3_log_generic_cmd, dwc3_gadget_generic_cmd,
  161. TP_PROTO(unsigned int cmd, u32 param, int status),
  162. TP_ARGS(cmd, param, status)
  163. );
  164. DECLARE_EVENT_CLASS(dwc3_log_gadget_ep_cmd,
  165. TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
  166. struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
  167. TP_ARGS(dep, cmd, params, cmd_status),
  168. TP_STRUCT__entry(
  169. __string(name, dep->name)
  170. __field(unsigned int, cmd)
  171. __field(u32, param0)
  172. __field(u32, param1)
  173. __field(u32, param2)
  174. __field(int, cmd_status)
  175. ),
  176. TP_fast_assign(
  177. __assign_str(name, dep->name);
  178. __entry->cmd = cmd;
  179. __entry->param0 = params->param0;
  180. __entry->param1 = params->param1;
  181. __entry->param2 = params->param2;
  182. __entry->cmd_status = cmd_status;
  183. ),
  184. TP_printk("%s: cmd '%s' [%x] params %08x %08x %08x --> status: %s",
  185. __get_str(name), dwc3_gadget_ep_cmd_string(__entry->cmd),
  186. __entry->cmd, __entry->param0,
  187. __entry->param1, __entry->param2,
  188. dwc3_ep_cmd_status_string(__entry->cmd_status)
  189. )
  190. );
  191. DEFINE_EVENT(dwc3_log_gadget_ep_cmd, dwc3_gadget_ep_cmd,
  192. TP_PROTO(struct dwc3_ep *dep, unsigned int cmd,
  193. struct dwc3_gadget_ep_cmd_params *params, int cmd_status),
  194. TP_ARGS(dep, cmd, params, cmd_status)
  195. );
  196. DECLARE_EVENT_CLASS(dwc3_log_trb,
  197. TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
  198. TP_ARGS(dep, trb),
  199. TP_STRUCT__entry(
  200. __string(name, dep->name)
  201. __field(struct dwc3_trb *, trb)
  202. __field(u32, allocated)
  203. __field(u32, queued)
  204. __field(u32, bpl)
  205. __field(u32, bph)
  206. __field(u32, size)
  207. __field(u32, ctrl)
  208. __field(u32, type)
  209. __field(u32, enqueue)
  210. __field(u32, dequeue)
  211. ),
  212. TP_fast_assign(
  213. __assign_str(name, dep->name);
  214. __entry->trb = trb;
  215. __entry->bpl = trb->bpl;
  216. __entry->bph = trb->bph;
  217. __entry->size = trb->size;
  218. __entry->ctrl = trb->ctrl;
  219. __entry->type = usb_endpoint_type(dep->endpoint.desc);
  220. __entry->enqueue = dep->trb_enqueue;
  221. __entry->dequeue = dep->trb_dequeue;
  222. ),
  223. TP_printk("%s: trb %p (E%d:D%d) buf %08x%08x size %s%d ctrl %08x (%c%c%c%c:%c%c:%s)",
  224. __get_str(name), __entry->trb, __entry->enqueue,
  225. __entry->dequeue, __entry->bph, __entry->bpl,
  226. ({char *s;
  227. int pcm = ((__entry->size >> 24) & 3) + 1;
  228. switch (__entry->type) {
  229. case USB_ENDPOINT_XFER_INT:
  230. case USB_ENDPOINT_XFER_ISOC:
  231. switch (pcm) {
  232. case 1:
  233. s = "1x ";
  234. break;
  235. case 2:
  236. s = "2x ";
  237. break;
  238. case 3:
  239. default:
  240. s = "3x ";
  241. break;
  242. }
  243. break;
  244. default:
  245. s = "";
  246. } s; }),
  247. DWC3_TRB_SIZE_LENGTH(__entry->size), __entry->ctrl,
  248. __entry->ctrl & DWC3_TRB_CTRL_HWO ? 'H' : 'h',
  249. __entry->ctrl & DWC3_TRB_CTRL_LST ? 'L' : 'l',
  250. __entry->ctrl & DWC3_TRB_CTRL_CHN ? 'C' : 'c',
  251. __entry->ctrl & DWC3_TRB_CTRL_CSP ? 'S' : 's',
  252. __entry->ctrl & DWC3_TRB_CTRL_ISP_IMI ? 'S' : 's',
  253. __entry->ctrl & DWC3_TRB_CTRL_IOC ? 'C' : 'c',
  254. dwc3_trb_type_string(DWC3_TRBCTL_TYPE(__entry->ctrl))
  255. )
  256. );
  257. DEFINE_EVENT(dwc3_log_trb, dwc3_prepare_trb,
  258. TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
  259. TP_ARGS(dep, trb)
  260. );
  261. DEFINE_EVENT(dwc3_log_trb, dwc3_complete_trb,
  262. TP_PROTO(struct dwc3_ep *dep, struct dwc3_trb *trb),
  263. TP_ARGS(dep, trb)
  264. );
  265. DECLARE_EVENT_CLASS(dwc3_log_ep,
  266. TP_PROTO(struct dwc3_ep *dep),
  267. TP_ARGS(dep),
  268. TP_STRUCT__entry(
  269. __string(name, dep->name)
  270. __field(unsigned int, maxpacket)
  271. __field(unsigned int, maxpacket_limit)
  272. __field(unsigned int, max_streams)
  273. __field(unsigned int, maxburst)
  274. __field(unsigned int, flags)
  275. __field(unsigned int, direction)
  276. __field(u8, trb_enqueue)
  277. __field(u8, trb_dequeue)
  278. ),
  279. TP_fast_assign(
  280. __assign_str(name, dep->name);
  281. __entry->maxpacket = dep->endpoint.maxpacket;
  282. __entry->maxpacket_limit = dep->endpoint.maxpacket_limit;
  283. __entry->max_streams = dep->endpoint.max_streams;
  284. __entry->maxburst = dep->endpoint.maxburst;
  285. __entry->flags = dep->flags;
  286. __entry->direction = dep->direction;
  287. __entry->trb_enqueue = dep->trb_enqueue;
  288. __entry->trb_dequeue = dep->trb_dequeue;
  289. ),
  290. TP_printk("%s: mps %d/%d streams %d burst %d ring %d/%d flags %c:%c%c%c%c:%c",
  291. __get_str(name), __entry->maxpacket,
  292. __entry->maxpacket_limit, __entry->max_streams,
  293. __entry->maxburst, __entry->trb_enqueue,
  294. __entry->trb_dequeue,
  295. __entry->flags & DWC3_EP_ENABLED ? 'E' : 'e',
  296. __entry->flags & DWC3_EP_STALL ? 'S' : 's',
  297. __entry->flags & DWC3_EP_WEDGE ? 'W' : 'w',
  298. __entry->flags & DWC3_EP_TRANSFER_STARTED ? 'B' : 'b',
  299. __entry->flags & DWC3_EP_PENDING_REQUEST ? 'P' : 'p',
  300. __entry->direction ? '<' : '>'
  301. )
  302. );
  303. DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_enable,
  304. TP_PROTO(struct dwc3_ep *dep),
  305. TP_ARGS(dep)
  306. );
  307. DEFINE_EVENT(dwc3_log_ep, dwc3_gadget_ep_disable,
  308. TP_PROTO(struct dwc3_ep *dep),
  309. TP_ARGS(dep)
  310. );
  311. #endif /* __DWC3_TRACE_H */
  312. /* this part has to be here */
  313. #undef TRACE_INCLUDE_PATH
  314. #define TRACE_INCLUDE_PATH .
  315. #undef TRACE_INCLUDE_FILE
  316. #define TRACE_INCLUDE_FILE trace
  317. #include <trace/define_trace.h>