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