drivers/usb/host/xhci-trace.h

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