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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * xHCI host controller driver
4 *
5 * Copyright (C) 2013 Xenia Ragiadakou
6 *
7 * Author: Xenia Ragiadakou
8 * Email : burzalodowa@gmail.com
9 */
10
11#undef TRACE_SYSTEM
12#define TRACE_SYSTEM xhci-hcd
13
14/*
15 * The TRACE_SYSTEM_VAR defaults to TRACE_SYSTEM, but must be a
16 * legitimate C variable. It is not exported to user space.
17 */
18#undef TRACE_SYSTEM_VAR
19#define TRACE_SYSTEM_VAR xhci_hcd
20
21#if !defined(__XHCI_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
22#define __XHCI_TRACE_H
23
24#include <linux/tracepoint.h>
25#include "xhci.h"
26#include "xhci-dbgcap.h"
27
28#define XHCI_MSG_MAX 500
29
30DECLARE_EVENT_CLASS(xhci_log_msg,
31 TP_PROTO(struct va_format *vaf),
32 TP_ARGS(vaf),
33 TP_STRUCT__entry(__dynamic_array(char, msg, XHCI_MSG_MAX)),
34 TP_fast_assign(
35 vsnprintf(__get_str(msg), XHCI_MSG_MAX, vaf->fmt, *vaf->va);
36 ),
37 TP_printk("%s", __get_str(msg))
38);
39
40DEFINE_EVENT(xhci_log_msg, xhci_dbg_address,
41 TP_PROTO(struct va_format *vaf),
42 TP_ARGS(vaf)
43);
44
45DEFINE_EVENT(xhci_log_msg, xhci_dbg_context_change,
46 TP_PROTO(struct va_format *vaf),
47 TP_ARGS(vaf)
48);
49
50DEFINE_EVENT(xhci_log_msg, xhci_dbg_quirks,
51 TP_PROTO(struct va_format *vaf),
52 TP_ARGS(vaf)
53);
54
55DEFINE_EVENT(xhci_log_msg, xhci_dbg_reset_ep,
56 TP_PROTO(struct va_format *vaf),
57 TP_ARGS(vaf)
58);
59
60DEFINE_EVENT(xhci_log_msg, xhci_dbg_cancel_urb,
61 TP_PROTO(struct va_format *vaf),
62 TP_ARGS(vaf)
63);
64
65DEFINE_EVENT(xhci_log_msg, xhci_dbg_init,
66 TP_PROTO(struct va_format *vaf),
67 TP_ARGS(vaf)
68);
69
70DEFINE_EVENT(xhci_log_msg, xhci_dbg_ring_expansion,
71 TP_PROTO(struct va_format *vaf),
72 TP_ARGS(vaf)
73);
74
75DECLARE_EVENT_CLASS(xhci_log_ctx,
76 TP_PROTO(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx,
77 unsigned int ep_num),
78 TP_ARGS(xhci, ctx, ep_num),
79 TP_STRUCT__entry(
80 __field(int, ctx_64)
81 __field(unsigned, ctx_type)
82 __field(dma_addr_t, ctx_dma)
83 __field(u8 *, ctx_va)
84 __field(unsigned, ctx_ep_num)
85 __field(int, slot_id)
86 __dynamic_array(u32, ctx_data,
87 ((HCC_64BYTE_CONTEXT(xhci->hcc_params) + 1) * 8) *
88 ((ctx->type == XHCI_CTX_TYPE_INPUT) + ep_num + 1))
89 ),
90 TP_fast_assign(
91 struct usb_device *udev;
92
93 udev = to_usb_device(xhci_to_hcd(xhci)->self.controller);
94 __entry->ctx_64 = HCC_64BYTE_CONTEXT(xhci->hcc_params);
95 __entry->ctx_type = ctx->type;
96 __entry->ctx_dma = ctx->dma;
97 __entry->ctx_va = ctx->bytes;
98 __entry->slot_id = udev->slot_id;
99 __entry->ctx_ep_num = ep_num;
100 memcpy(__get_dynamic_array(ctx_data), ctx->bytes,
101 ((HCC_64BYTE_CONTEXT(xhci->hcc_params) + 1) * 32) *
102 ((ctx->type == XHCI_CTX_TYPE_INPUT) + ep_num + 1));
103 ),
104 TP_printk("ctx_64=%d, ctx_type=%u, ctx_dma=@%llx, ctx_va=@%p",
105 __entry->ctx_64, __entry->ctx_type,
106 (unsigned long long) __entry->ctx_dma, __entry->ctx_va
107 )
108);
109
110DEFINE_EVENT(xhci_log_ctx, xhci_address_ctx,
111 TP_PROTO(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx,
112 unsigned int ep_num),
113 TP_ARGS(xhci, ctx, ep_num)
114);
115
116DECLARE_EVENT_CLASS(xhci_log_trb,
117 TP_PROTO(struct xhci_ring *ring, struct xhci_generic_trb *trb),
118 TP_ARGS(ring, trb),
119 TP_STRUCT__entry(
120 __field(u32, type)
121 __field(u32, field0)
122 __field(u32, field1)
123 __field(u32, field2)
124 __field(u32, field3)
125 ),
126 TP_fast_assign(
127 __entry->type = ring->type;
128 __entry->field0 = le32_to_cpu(trb->field[0]);
129 __entry->field1 = le32_to_cpu(trb->field[1]);
130 __entry->field2 = le32_to_cpu(trb->field[2]);
131 __entry->field3 = le32_to_cpu(trb->field[3]);
132 ),
133 TP_printk("%s: %s", xhci_ring_type_string(__entry->type),
134 xhci_decode_trb(__entry->field0, __entry->field1,
135 __entry->field2, __entry->field3)
136 )
137);
138
139DEFINE_EVENT(xhci_log_trb, xhci_handle_event,
140 TP_PROTO(struct xhci_ring *ring, struct xhci_generic_trb *trb),
141 TP_ARGS(ring, trb)
142);
143
144DEFINE_EVENT(xhci_log_trb, xhci_handle_command,
145 TP_PROTO(struct xhci_ring *ring, struct xhci_generic_trb *trb),
146 TP_ARGS(ring, trb)
147);
148
149DEFINE_EVENT(xhci_log_trb, xhci_handle_transfer,
150 TP_PROTO(struct xhci_ring *ring, struct xhci_generic_trb *trb),
151 TP_ARGS(ring, trb)
152);
153
154DEFINE_EVENT(xhci_log_trb, xhci_queue_trb,
155 TP_PROTO(struct xhci_ring *ring, struct xhci_generic_trb *trb),
156 TP_ARGS(ring, trb)
157);
158
159DEFINE_EVENT(xhci_log_trb, xhci_dbc_handle_event,
160 TP_PROTO(struct xhci_ring *ring, struct xhci_generic_trb *trb),
161 TP_ARGS(ring, trb)
162);
163
164DEFINE_EVENT(xhci_log_trb, xhci_dbc_handle_transfer,
165 TP_PROTO(struct xhci_ring *ring, struct xhci_generic_trb *trb),
166 TP_ARGS(ring, trb)
167);
168
169DEFINE_EVENT(xhci_log_trb, xhci_dbc_gadget_ep_queue,
170 TP_PROTO(struct xhci_ring *ring, struct xhci_generic_trb *trb),
171 TP_ARGS(ring, trb)
172);
173
174DECLARE_EVENT_CLASS(xhci_log_virt_dev,
175 TP_PROTO(struct xhci_virt_device *vdev),
176 TP_ARGS(vdev),
177 TP_STRUCT__entry(
178 __field(void *, vdev)
179 __field(unsigned long long, out_ctx)
180 __field(unsigned long long, in_ctx)
181 __field(int, devnum)
182 __field(int, state)
183 __field(int, speed)
184 __field(u8, portnum)
185 __field(u8, level)
186 __field(int, slot_id)
187 ),
188 TP_fast_assign(
189 __entry->vdev = vdev;
190 __entry->in_ctx = (unsigned long long) vdev->in_ctx->dma;
191 __entry->out_ctx = (unsigned long long) vdev->out_ctx->dma;
192 __entry->devnum = vdev->udev->devnum;
193 __entry->state = vdev->udev->state;
194 __entry->speed = vdev->udev->speed;
195 __entry->portnum = vdev->udev->portnum;
196 __entry->level = vdev->udev->level;
197 __entry->slot_id = vdev->udev->slot_id;
198 ),
199 TP_printk("vdev %p ctx %llx | %llx num %d state %d speed %d port %d level %d slot %d",
200 __entry->vdev, __entry->in_ctx, __entry->out_ctx,
201 __entry->devnum, __entry->state, __entry->speed,
202 __entry->portnum, __entry->level, __entry->slot_id
203 )
204);
205
206DEFINE_EVENT(xhci_log_virt_dev, xhci_alloc_virt_device,
207 TP_PROTO(struct xhci_virt_device *vdev),
208 TP_ARGS(vdev)
209);
210
211DEFINE_EVENT(xhci_log_virt_dev, xhci_free_virt_device,
212 TP_PROTO(struct xhci_virt_device *vdev),
213 TP_ARGS(vdev)
214);
215
216DEFINE_EVENT(xhci_log_virt_dev, xhci_setup_device,
217 TP_PROTO(struct xhci_virt_device *vdev),
218 TP_ARGS(vdev)
219);
220
221DEFINE_EVENT(xhci_log_virt_dev, xhci_setup_addressable_virt_device,
222 TP_PROTO(struct xhci_virt_device *vdev),
223 TP_ARGS(vdev)
224);
225
226DEFINE_EVENT(xhci_log_virt_dev, xhci_stop_device,
227 TP_PROTO(struct xhci_virt_device *vdev),
228 TP_ARGS(vdev)
229);
230
231DECLARE_EVENT_CLASS(xhci_log_urb,
232 TP_PROTO(struct urb *urb),
233 TP_ARGS(urb),
234 TP_STRUCT__entry(
235 __field(void *, urb)
236 __field(unsigned int, pipe)
237 __field(unsigned int, stream)
238 __field(int, status)
239 __field(unsigned int, flags)
240 __field(int, num_mapped_sgs)
241 __field(int, num_sgs)
242 __field(int, length)
243 __field(int, actual)
244 __field(int, epnum)
245 __field(int, dir_in)
246 __field(int, type)
247 __field(int, slot_id)
248 ),
249 TP_fast_assign(
250 __entry->urb = urb;
251 __entry->pipe = urb->pipe;
252 __entry->stream = urb->stream_id;
253 __entry->status = urb->status;
254 __entry->flags = urb->transfer_flags;
255 __entry->num_mapped_sgs = urb->num_mapped_sgs;
256 __entry->num_sgs = urb->num_sgs;
257 __entry->length = urb->transfer_buffer_length;
258 __entry->actual = urb->actual_length;
259 __entry->epnum = usb_endpoint_num(&urb->ep->desc);
260 __entry->dir_in = usb_endpoint_dir_in(&urb->ep->desc);
261 __entry->type = usb_endpoint_type(&urb->ep->desc);
262 __entry->slot_id = urb->dev->slot_id;
263 ),
264 TP_printk("ep%d%s-%s: urb %p pipe %u slot %d length %d/%d sgs %d/%d stream %d flags %08x",
265 __entry->epnum, __entry->dir_in ? "in" : "out",
266 ({ char *s;
267 switch (__entry->type) {
268 case USB_ENDPOINT_XFER_INT:
269 s = "intr";
270 break;
271 case USB_ENDPOINT_XFER_CONTROL:
272 s = "control";
273 break;
274 case USB_ENDPOINT_XFER_BULK:
275 s = "bulk";
276 break;
277 case USB_ENDPOINT_XFER_ISOC:
278 s = "isoc";
279 break;
280 default:
281 s = "UNKNOWN";
282 } s; }), __entry->urb, __entry->pipe, __entry->slot_id,
283 __entry->actual, __entry->length, __entry->num_mapped_sgs,
284 __entry->num_sgs, __entry->stream, __entry->flags
285 )
286);
287
288DEFINE_EVENT(xhci_log_urb, xhci_urb_enqueue,
289 TP_PROTO(struct urb *urb),
290 TP_ARGS(urb)
291);
292
293DEFINE_EVENT(xhci_log_urb, xhci_urb_giveback,
294 TP_PROTO(struct urb *urb),
295 TP_ARGS(urb)
296);
297
298DEFINE_EVENT(xhci_log_urb, xhci_urb_dequeue,
299 TP_PROTO(struct urb *urb),
300 TP_ARGS(urb)
301);
302
303DECLARE_EVENT_CLASS(xhci_log_ep_ctx,
304 TP_PROTO(struct xhci_ep_ctx *ctx),
305 TP_ARGS(ctx),
306 TP_STRUCT__entry(
307 __field(u32, info)
308 __field(u32, info2)
309 __field(u64, deq)
310 __field(u32, tx_info)
311 ),
312 TP_fast_assign(
313 __entry->info = le32_to_cpu(ctx->ep_info);
314 __entry->info2 = le32_to_cpu(ctx->ep_info2);
315 __entry->deq = le64_to_cpu(ctx->deq);
316 __entry->tx_info = le32_to_cpu(ctx->tx_info);
317 ),
318 TP_printk("%s", xhci_decode_ep_context(__entry->info,
319 __entry->info2, __entry->deq, __entry->tx_info)
320 )
321);
322
323DEFINE_EVENT(xhci_log_ep_ctx, xhci_handle_cmd_stop_ep,
324 TP_PROTO(struct xhci_ep_ctx *ctx),
325 TP_ARGS(ctx)
326);
327
328DEFINE_EVENT(xhci_log_ep_ctx, xhci_handle_cmd_set_deq_ep,
329 TP_PROTO(struct xhci_ep_ctx *ctx),
330 TP_ARGS(ctx)
331);
332
333DEFINE_EVENT(xhci_log_ep_ctx, xhci_handle_cmd_reset_ep,
334 TP_PROTO(struct xhci_ep_ctx *ctx),
335 TP_ARGS(ctx)
336);
337
338DEFINE_EVENT(xhci_log_ep_ctx, xhci_handle_cmd_config_ep,
339 TP_PROTO(struct xhci_ep_ctx *ctx),
340 TP_ARGS(ctx)
341);
342
343DECLARE_EVENT_CLASS(xhci_log_slot_ctx,
344 TP_PROTO(struct xhci_slot_ctx *ctx),
345 TP_ARGS(ctx),
346 TP_STRUCT__entry(
347 __field(u32, info)
348 __field(u32, info2)
349 __field(u32, tt_info)
350 __field(u32, state)
351 ),
352 TP_fast_assign(
353 __entry->info = le32_to_cpu(ctx->dev_info);
354 __entry->info2 = le32_to_cpu(ctx->dev_info2);
355 __entry->tt_info = le64_to_cpu(ctx->tt_info);
356 __entry->state = le32_to_cpu(ctx->dev_state);
357 ),
358 TP_printk("%s", xhci_decode_slot_context(__entry->info,
359 __entry->info2, __entry->tt_info,
360 __entry->state)
361 )
362);
363
364DEFINE_EVENT(xhci_log_slot_ctx, xhci_alloc_dev,
365 TP_PROTO(struct xhci_slot_ctx *ctx),
366 TP_ARGS(ctx)
367);
368
369DEFINE_EVENT(xhci_log_slot_ctx, xhci_free_dev,
370 TP_PROTO(struct xhci_slot_ctx *ctx),
371 TP_ARGS(ctx)
372);
373
374DEFINE_EVENT(xhci_log_slot_ctx, xhci_handle_cmd_disable_slot,
375 TP_PROTO(struct xhci_slot_ctx *ctx),
376 TP_ARGS(ctx)
377);
378
379DEFINE_EVENT(xhci_log_slot_ctx, xhci_discover_or_reset_device,
380 TP_PROTO(struct xhci_slot_ctx *ctx),
381 TP_ARGS(ctx)
382);
383
384DEFINE_EVENT(xhci_log_slot_ctx, xhci_setup_device_slot,
385 TP_PROTO(struct xhci_slot_ctx *ctx),
386 TP_ARGS(ctx)
387);
388
389DEFINE_EVENT(xhci_log_slot_ctx, xhci_handle_cmd_addr_dev,
390 TP_PROTO(struct xhci_slot_ctx *ctx),
391 TP_ARGS(ctx)
392);
393
394DEFINE_EVENT(xhci_log_slot_ctx, xhci_handle_cmd_reset_dev,
395 TP_PROTO(struct xhci_slot_ctx *ctx),
396 TP_ARGS(ctx)
397);
398
399DEFINE_EVENT(xhci_log_slot_ctx, xhci_handle_cmd_set_deq,
400 TP_PROTO(struct xhci_slot_ctx *ctx),
401 TP_ARGS(ctx)
402);
403
404DEFINE_EVENT(xhci_log_slot_ctx, xhci_configure_endpoint,
405 TP_PROTO(struct xhci_slot_ctx *ctx),
406 TP_ARGS(ctx)
407);
408
409DECLARE_EVENT_CLASS(xhci_log_ring,
410 TP_PROTO(struct xhci_ring *ring),
411 TP_ARGS(ring),
412 TP_STRUCT__entry(
413 __field(u32, type)
414 __field(void *, ring)
415 __field(dma_addr_t, enq)
416 __field(dma_addr_t, deq)
417 __field(dma_addr_t, enq_seg)
418 __field(dma_addr_t, deq_seg)
419 __field(unsigned int, num_segs)
420 __field(unsigned int, stream_id)
421 __field(unsigned int, cycle_state)
422 __field(unsigned int, num_trbs_free)
423 __field(unsigned int, bounce_buf_len)
424 ),
425 TP_fast_assign(
426 __entry->ring = ring;
427 __entry->type = ring->type;
428 __entry->num_segs = ring->num_segs;
429 __entry->stream_id = ring->stream_id;
430 __entry->enq_seg = ring->enq_seg->dma;
431 __entry->deq_seg = ring->deq_seg->dma;
432 __entry->cycle_state = ring->cycle_state;
433 __entry->num_trbs_free = ring->num_trbs_free;
434 __entry->bounce_buf_len = ring->bounce_buf_len;
435 __entry->enq = xhci_trb_virt_to_dma(ring->enq_seg, ring->enqueue);
436 __entry->deq = xhci_trb_virt_to_dma(ring->deq_seg, ring->dequeue);
437 ),
438 TP_printk("%s %p: enq %pad(%pad) deq %pad(%pad) segs %d stream %d free_trbs %d bounce %d cycle %d",
439 xhci_ring_type_string(__entry->type), __entry->ring,
440 &__entry->enq, &__entry->enq_seg,
441 &__entry->deq, &__entry->deq_seg,
442 __entry->num_segs,
443 __entry->stream_id,
444 __entry->num_trbs_free,
445 __entry->bounce_buf_len,
446 __entry->cycle_state
447 )
448);
449
450DEFINE_EVENT(xhci_log_ring, xhci_ring_alloc,
451 TP_PROTO(struct xhci_ring *ring),
452 TP_ARGS(ring)
453);
454
455DEFINE_EVENT(xhci_log_ring, xhci_ring_free,
456 TP_PROTO(struct xhci_ring *ring),
457 TP_ARGS(ring)
458);
459
460DEFINE_EVENT(xhci_log_ring, xhci_ring_expansion,
461 TP_PROTO(struct xhci_ring *ring),
462 TP_ARGS(ring)
463);
464
465DEFINE_EVENT(xhci_log_ring, xhci_inc_enq,
466 TP_PROTO(struct xhci_ring *ring),
467 TP_ARGS(ring)
468);
469
470DEFINE_EVENT(xhci_log_ring, xhci_inc_deq,
471 TP_PROTO(struct xhci_ring *ring),
472 TP_ARGS(ring)
473);
474
475DECLARE_EVENT_CLASS(xhci_log_portsc,
476 TP_PROTO(u32 portnum, u32 portsc),
477 TP_ARGS(portnum, portsc),
478 TP_STRUCT__entry(
479 __field(u32, portnum)
480 __field(u32, portsc)
481 ),
482 TP_fast_assign(
483 __entry->portnum = portnum;
484 __entry->portsc = portsc;
485 ),
486 TP_printk("port-%d: %s",
487 __entry->portnum,
488 xhci_decode_portsc(__entry->portsc)
489 )
490);
491
492DEFINE_EVENT(xhci_log_portsc, xhci_handle_port_status,
493 TP_PROTO(u32 portnum, u32 portsc),
494 TP_ARGS(portnum, portsc)
495);
496
497DEFINE_EVENT(xhci_log_portsc, xhci_get_port_status,
498 TP_PROTO(u32 portnum, u32 portsc),
499 TP_ARGS(portnum, portsc)
500);
501
502DEFINE_EVENT(xhci_log_portsc, xhci_hub_status_data,
503 TP_PROTO(u32 portnum, u32 portsc),
504 TP_ARGS(portnum, portsc)
505);
506
507DECLARE_EVENT_CLASS(xhci_dbc_log_request,
508 TP_PROTO(struct dbc_request *req),
509 TP_ARGS(req),
510 TP_STRUCT__entry(
511 __field(struct dbc_request *, req)
512 __field(bool, dir)
513 __field(unsigned int, actual)
514 __field(unsigned int, length)
515 __field(int, status)
516 ),
517 TP_fast_assign(
518 __entry->req = req;
519 __entry->dir = req->direction;
520 __entry->actual = req->actual;
521 __entry->length = req->length;
522 __entry->status = req->status;
523 ),
524 TP_printk("%s: req %p length %u/%u ==> %d",
525 __entry->dir ? "bulk-in" : "bulk-out",
526 __entry->req, __entry->actual,
527 __entry->length, __entry->status
528 )
529);
530
531DEFINE_EVENT(xhci_dbc_log_request, xhci_dbc_alloc_request,
532 TP_PROTO(struct dbc_request *req),
533 TP_ARGS(req)
534);
535
536DEFINE_EVENT(xhci_dbc_log_request, xhci_dbc_free_request,
537 TP_PROTO(struct dbc_request *req),
538 TP_ARGS(req)
539);
540
541DEFINE_EVENT(xhci_dbc_log_request, xhci_dbc_queue_request,
542 TP_PROTO(struct dbc_request *req),
543 TP_ARGS(req)
544);
545
546DEFINE_EVENT(xhci_dbc_log_request, xhci_dbc_giveback_request,
547 TP_PROTO(struct dbc_request *req),
548 TP_ARGS(req)
549);
550#endif /* __XHCI_TRACE_H */
551
552/* this part must be outside header guard */
553
554#undef TRACE_INCLUDE_PATH
555#define TRACE_INCLUDE_PATH .
556
557#undef TRACE_INCLUDE_FILE
558#define TRACE_INCLUDE_FILE xhci-trace
559
560#include <trace/define_trace.h>