1 // SPDX-License-Identifier: GPL-2.0 2 /** 3 * debug.h - DesignWare USB3 DRD Controller Debug Header 4 * 5 * Copyright (C) 2010-2011 Texas Instruments Incorporated - http://www.ti.com 6 * 7 * Authors: Felipe Balbi <balbi@ti.com>, 8 * Sebastian Andrzej Siewior <bigeasy@linutronix.de> 9 */ 10 11 #ifndef __DWC3_DEBUG_H 12 #define __DWC3_DEBUG_H 13 14 #include "core.h" 15 16 /** 17 * dwc3_gadget_ep_cmd_string - returns endpoint command string 18 * @cmd: command code 19 */ 20 static inline const char * 21 dwc3_gadget_ep_cmd_string(u8 cmd) 22 { 23 switch (cmd) { 24 case DWC3_DEPCMD_DEPSTARTCFG: 25 return "Start New Configuration"; 26 case DWC3_DEPCMD_ENDTRANSFER: 27 return "End Transfer"; 28 case DWC3_DEPCMD_UPDATETRANSFER: 29 return "Update Transfer"; 30 case DWC3_DEPCMD_STARTTRANSFER: 31 return "Start Transfer"; 32 case DWC3_DEPCMD_CLEARSTALL: 33 return "Clear Stall"; 34 case DWC3_DEPCMD_SETSTALL: 35 return "Set Stall"; 36 case DWC3_DEPCMD_GETEPSTATE: 37 return "Get Endpoint State"; 38 case DWC3_DEPCMD_SETTRANSFRESOURCE: 39 return "Set Endpoint Transfer Resource"; 40 case DWC3_DEPCMD_SETEPCONFIG: 41 return "Set Endpoint Configuration"; 42 default: 43 return "UNKNOWN command"; 44 } 45 } 46 47 /** 48 * dwc3_gadget_generic_cmd_string - returns generic command string 49 * @cmd: command code 50 */ 51 static inline const char * 52 dwc3_gadget_generic_cmd_string(u8 cmd) 53 { 54 switch (cmd) { 55 case DWC3_DGCMD_SET_LMP: 56 return "Set LMP"; 57 case DWC3_DGCMD_SET_PERIODIC_PAR: 58 return "Set Periodic Parameters"; 59 case DWC3_DGCMD_XMIT_FUNCTION: 60 return "Transmit Function Wake Device Notification"; 61 case DWC3_DGCMD_SET_SCRATCHPAD_ADDR_LO: 62 return "Set Scratchpad Buffer Array Address Lo"; 63 case DWC3_DGCMD_SET_SCRATCHPAD_ADDR_HI: 64 return "Set Scratchpad Buffer Array Address Hi"; 65 case DWC3_DGCMD_SELECTED_FIFO_FLUSH: 66 return "Selected FIFO Flush"; 67 case DWC3_DGCMD_ALL_FIFO_FLUSH: 68 return "All FIFO Flush"; 69 case DWC3_DGCMD_SET_ENDPOINT_NRDY: 70 return "Set Endpoint NRDY"; 71 case DWC3_DGCMD_RUN_SOC_BUS_LOOPBACK: 72 return "Run SoC Bus Loopback Test"; 73 default: 74 return "UNKNOWN"; 75 } 76 } 77 78 /** 79 * dwc3_gadget_link_string - returns link name 80 * @link_state: link state code 81 */ 82 static inline const char * 83 dwc3_gadget_link_string(enum dwc3_link_state link_state) 84 { 85 switch (link_state) { 86 case DWC3_LINK_STATE_U0: 87 return "U0"; 88 case DWC3_LINK_STATE_U1: 89 return "U1"; 90 case DWC3_LINK_STATE_U2: 91 return "U2"; 92 case DWC3_LINK_STATE_U3: 93 return "U3"; 94 case DWC3_LINK_STATE_SS_DIS: 95 return "SS.Disabled"; 96 case DWC3_LINK_STATE_RX_DET: 97 return "RX.Detect"; 98 case DWC3_LINK_STATE_SS_INACT: 99 return "SS.Inactive"; 100 case DWC3_LINK_STATE_POLL: 101 return "Polling"; 102 case DWC3_LINK_STATE_RECOV: 103 return "Recovery"; 104 case DWC3_LINK_STATE_HRESET: 105 return "Hot Reset"; 106 case DWC3_LINK_STATE_CMPLY: 107 return "Compliance"; 108 case DWC3_LINK_STATE_LPBK: 109 return "Loopback"; 110 case DWC3_LINK_STATE_RESET: 111 return "Reset"; 112 case DWC3_LINK_STATE_RESUME: 113 return "Resume"; 114 default: 115 return "UNKNOWN link state\n"; 116 } 117 } 118 119 /** 120 * dwc3_gadget_hs_link_string - returns highspeed and below link name 121 * @link_state: link state code 122 */ 123 static inline const char * 124 dwc3_gadget_hs_link_string(enum dwc3_link_state link_state) 125 { 126 switch (link_state) { 127 case DWC3_LINK_STATE_U0: 128 return "On"; 129 case DWC3_LINK_STATE_U2: 130 return "Sleep"; 131 case DWC3_LINK_STATE_U3: 132 return "Suspend"; 133 case DWC3_LINK_STATE_SS_DIS: 134 return "Disconnected"; 135 case DWC3_LINK_STATE_RX_DET: 136 return "Early Suspend"; 137 case DWC3_LINK_STATE_RECOV: 138 return "Recovery"; 139 case DWC3_LINK_STATE_RESET: 140 return "Reset"; 141 case DWC3_LINK_STATE_RESUME: 142 return "Resume"; 143 default: 144 return "UNKNOWN link state\n"; 145 } 146 } 147 148 /** 149 * dwc3_trb_type_string - returns TRB type as a string 150 * @type: the type of the TRB 151 */ 152 static inline const char *dwc3_trb_type_string(unsigned int type) 153 { 154 switch (type) { 155 case DWC3_TRBCTL_NORMAL: 156 return "normal"; 157 case DWC3_TRBCTL_CONTROL_SETUP: 158 return "setup"; 159 case DWC3_TRBCTL_CONTROL_STATUS2: 160 return "status2"; 161 case DWC3_TRBCTL_CONTROL_STATUS3: 162 return "status3"; 163 case DWC3_TRBCTL_CONTROL_DATA: 164 return "data"; 165 case DWC3_TRBCTL_ISOCHRONOUS_FIRST: 166 return "isoc-first"; 167 case DWC3_TRBCTL_ISOCHRONOUS: 168 return "isoc"; 169 case DWC3_TRBCTL_LINK_TRB: 170 return "link"; 171 default: 172 return "UNKNOWN"; 173 } 174 } 175 176 static inline const char *dwc3_ep0_state_string(enum dwc3_ep0_state state) 177 { 178 switch (state) { 179 case EP0_UNCONNECTED: 180 return "Unconnected"; 181 case EP0_SETUP_PHASE: 182 return "Setup Phase"; 183 case EP0_DATA_PHASE: 184 return "Data Phase"; 185 case EP0_STATUS_PHASE: 186 return "Status Phase"; 187 default: 188 return "UNKNOWN"; 189 } 190 } 191 192 /** 193 * dwc3_gadget_event_string - returns event name 194 * @event: the event code 195 */ 196 static inline const char *dwc3_gadget_event_string(char *str, size_t size, 197 const struct dwc3_event_devt *event) 198 { 199 enum dwc3_link_state state = event->event_info & DWC3_LINK_STATE_MASK; 200 201 switch (event->type) { 202 case DWC3_DEVICE_EVENT_DISCONNECT: 203 snprintf(str, size, "Disconnect: [%s]", 204 dwc3_gadget_link_string(state)); 205 break; 206 case DWC3_DEVICE_EVENT_RESET: 207 snprintf(str, size, "Reset [%s]", 208 dwc3_gadget_link_string(state)); 209 break; 210 case DWC3_DEVICE_EVENT_CONNECT_DONE: 211 snprintf(str, size, "Connection Done [%s]", 212 dwc3_gadget_link_string(state)); 213 break; 214 case DWC3_DEVICE_EVENT_LINK_STATUS_CHANGE: 215 snprintf(str, size, "Link Change [%s]", 216 dwc3_gadget_link_string(state)); 217 break; 218 case DWC3_DEVICE_EVENT_WAKEUP: 219 snprintf(str, size, "WakeUp [%s]", 220 dwc3_gadget_link_string(state)); 221 break; 222 case DWC3_DEVICE_EVENT_EOPF: 223 snprintf(str, size, "End-Of-Frame [%s]", 224 dwc3_gadget_link_string(state)); 225 break; 226 case DWC3_DEVICE_EVENT_SOF: 227 snprintf(str, size, "Start-Of-Frame [%s]", 228 dwc3_gadget_link_string(state)); 229 break; 230 case DWC3_DEVICE_EVENT_ERRATIC_ERROR: 231 snprintf(str, size, "Erratic Error [%s]", 232 dwc3_gadget_link_string(state)); 233 break; 234 case DWC3_DEVICE_EVENT_CMD_CMPL: 235 snprintf(str, size, "Command Complete [%s]", 236 dwc3_gadget_link_string(state)); 237 break; 238 case DWC3_DEVICE_EVENT_OVERFLOW: 239 snprintf(str, size, "Overflow [%s]", 240 dwc3_gadget_link_string(state)); 241 break; 242 default: 243 snprintf(str, size, "UNKNOWN"); 244 } 245 246 return str; 247 } 248 249 static inline void dwc3_decode_get_status(__u8 t, __u16 i, __u16 l, char *str, 250 size_t size) 251 { 252 switch (t & USB_RECIP_MASK) { 253 case USB_RECIP_INTERFACE: 254 snprintf(str, size, "Get Interface Status(Intf = %d, Length = %d)", 255 i, l); 256 break; 257 case USB_RECIP_ENDPOINT: 258 snprintf(str, size, "Get Endpoint Status(ep%d%s)", 259 i & ~USB_DIR_IN, 260 i & USB_DIR_IN ? "in" : "out"); 261 break; 262 } 263 } 264 265 static inline void dwc3_decode_set_clear_feature(__u8 t, __u8 b, __u16 v, 266 __u16 i, char *str, size_t size) 267 { 268 switch (t & USB_RECIP_MASK) { 269 case USB_RECIP_DEVICE: 270 snprintf(str, size, "%s Device Feature(%s%s)", 271 b == USB_REQ_CLEAR_FEATURE ? "Clear" : "Set", 272 ({char *s; 273 switch (v) { 274 case USB_DEVICE_SELF_POWERED: 275 s = "Self Powered"; 276 break; 277 case USB_DEVICE_REMOTE_WAKEUP: 278 s = "Remote Wakeup"; 279 break; 280 case USB_DEVICE_TEST_MODE: 281 s = "Test Mode"; 282 break; 283 case USB_DEVICE_U1_ENABLE: 284 s = "U1 Enable"; 285 break; 286 case USB_DEVICE_U2_ENABLE: 287 s = "U2 Enable"; 288 break; 289 case USB_DEVICE_LTM_ENABLE: 290 s = "LTM Enable"; 291 break; 292 default: 293 s = "UNKNOWN"; 294 } s; }), 295 v == USB_DEVICE_TEST_MODE ? 296 ({ char *s; 297 switch (i) { 298 case TEST_J: 299 s = ": TEST_J"; 300 break; 301 case TEST_K: 302 s = ": TEST_K"; 303 break; 304 case TEST_SE0_NAK: 305 s = ": TEST_SE0_NAK"; 306 break; 307 case TEST_PACKET: 308 s = ": TEST_PACKET"; 309 break; 310 case TEST_FORCE_EN: 311 s = ": TEST_FORCE_EN"; 312 break; 313 default: 314 s = ": UNKNOWN"; 315 } s; }) : ""); 316 break; 317 case USB_RECIP_INTERFACE: 318 snprintf(str, size, "%s Interface Feature(%s)", 319 b == USB_REQ_CLEAR_FEATURE ? "Clear" : "Set", 320 v == USB_INTRF_FUNC_SUSPEND ? 321 "Function Suspend" : "UNKNOWN"); 322 break; 323 case USB_RECIP_ENDPOINT: 324 snprintf(str, size, "%s Endpoint Feature(%s ep%d%s)", 325 b == USB_REQ_CLEAR_FEATURE ? "Clear" : "Set", 326 v == USB_ENDPOINT_HALT ? "Halt" : "UNKNOWN", 327 i & ~USB_DIR_IN, 328 i & USB_DIR_IN ? "in" : "out"); 329 break; 330 } 331 } 332 333 static inline void dwc3_decode_set_address(__u16 v, char *str, size_t size) 334 { 335 snprintf(str, size, "Set Address(Addr = %02x)", v); 336 } 337 338 static inline void dwc3_decode_get_set_descriptor(__u8 t, __u8 b, __u16 v, 339 __u16 i, __u16 l, char *str, size_t size) 340 { 341 snprintf(str, size, "%s %s Descriptor(Index = %d, Length = %d)", 342 b == USB_REQ_GET_DESCRIPTOR ? "Get" : "Set", 343 ({ char *s; 344 switch (v >> 8) { 345 case USB_DT_DEVICE: 346 s = "Device"; 347 break; 348 case USB_DT_CONFIG: 349 s = "Configuration"; 350 break; 351 case USB_DT_STRING: 352 s = "String"; 353 break; 354 case USB_DT_INTERFACE: 355 s = "Interface"; 356 break; 357 case USB_DT_ENDPOINT: 358 s = "Endpoint"; 359 break; 360 case USB_DT_DEVICE_QUALIFIER: 361 s = "Device Qualifier"; 362 break; 363 case USB_DT_OTHER_SPEED_CONFIG: 364 s = "Other Speed Config"; 365 break; 366 case USB_DT_INTERFACE_POWER: 367 s = "Interface Power"; 368 break; 369 case USB_DT_OTG: 370 s = "OTG"; 371 break; 372 case USB_DT_DEBUG: 373 s = "Debug"; 374 break; 375 case USB_DT_INTERFACE_ASSOCIATION: 376 s = "Interface Association"; 377 break; 378 case USB_DT_BOS: 379 s = "BOS"; 380 break; 381 case USB_DT_DEVICE_CAPABILITY: 382 s = "Device Capability"; 383 break; 384 case USB_DT_PIPE_USAGE: 385 s = "Pipe Usage"; 386 break; 387 case USB_DT_SS_ENDPOINT_COMP: 388 s = "SS Endpoint Companion"; 389 break; 390 case USB_DT_SSP_ISOC_ENDPOINT_COMP: 391 s = "SSP Isochronous Endpoint Companion"; 392 break; 393 default: 394 s = "UNKNOWN"; 395 break; 396 } s; }), v & 0xff, l); 397 } 398 399 400 static inline void dwc3_decode_get_configuration(__u16 l, char *str, 401 size_t size) 402 { 403 snprintf(str, size, "Get Configuration(Length = %d)", l); 404 } 405 406 static inline void dwc3_decode_set_configuration(__u8 v, char *str, size_t size) 407 { 408 snprintf(str, size, "Set Configuration(Config = %d)", v); 409 } 410 411 static inline void dwc3_decode_get_intf(__u16 i, __u16 l, char *str, 412 size_t size) 413 { 414 snprintf(str, size, "Get Interface(Intf = %d, Length = %d)", i, l); 415 } 416 417 static inline void dwc3_decode_set_intf(__u8 v, __u16 i, char *str, size_t size) 418 { 419 snprintf(str, size, "Set Interface(Intf = %d, Alt.Setting = %d)", i, v); 420 } 421 422 static inline void dwc3_decode_synch_frame(__u16 i, __u16 l, char *str, 423 size_t size) 424 { 425 snprintf(str, size, "Synch Frame(Endpoint = %d, Length = %d)", i, l); 426 } 427 428 static inline void dwc3_decode_set_sel(__u16 l, char *str, size_t size) 429 { 430 snprintf(str, size, "Set SEL(Length = %d)", l); 431 } 432 433 static inline void dwc3_decode_set_isoch_delay(__u8 v, char *str, size_t size) 434 { 435 snprintf(str, size, "Set Isochronous Delay(Delay = %d ns)", v); 436 } 437 438 /** 439 * dwc3_decode_ctrl - returns a string represetion of ctrl request 440 */ 441 static inline const char *dwc3_decode_ctrl(char *str, size_t size, 442 __u8 bRequestType, __u8 bRequest, __u16 wValue, __u16 wIndex, 443 __u16 wLength) 444 { 445 switch (bRequest) { 446 case USB_REQ_GET_STATUS: 447 dwc3_decode_get_status(bRequestType, wIndex, wLength, str, 448 size); 449 break; 450 case USB_REQ_CLEAR_FEATURE: 451 case USB_REQ_SET_FEATURE: 452 dwc3_decode_set_clear_feature(bRequestType, bRequest, wValue, 453 wIndex, str, size); 454 break; 455 case USB_REQ_SET_ADDRESS: 456 dwc3_decode_set_address(wValue, str, size); 457 break; 458 case USB_REQ_GET_DESCRIPTOR: 459 case USB_REQ_SET_DESCRIPTOR: 460 dwc3_decode_get_set_descriptor(bRequestType, bRequest, wValue, 461 wIndex, wLength, str, size); 462 break; 463 case USB_REQ_GET_CONFIGURATION: 464 dwc3_decode_get_configuration(wLength, str, size); 465 break; 466 case USB_REQ_SET_CONFIGURATION: 467 dwc3_decode_set_configuration(wValue, str, size); 468 break; 469 case USB_REQ_GET_INTERFACE: 470 dwc3_decode_get_intf(wIndex, wLength, str, size); 471 break; 472 case USB_REQ_SET_INTERFACE: 473 dwc3_decode_set_intf(wValue, wIndex, str, size); 474 break; 475 case USB_REQ_SYNCH_FRAME: 476 dwc3_decode_synch_frame(wIndex, wLength, str, size); 477 break; 478 case USB_REQ_SET_SEL: 479 dwc3_decode_set_sel(wLength, str, size); 480 break; 481 case USB_REQ_SET_ISOCH_DELAY: 482 dwc3_decode_set_isoch_delay(wValue, str, size); 483 break; 484 default: 485 snprintf(str, size, "%02x %02x %02x %02x %02x %02x %02x %02x", 486 bRequestType, bRequest, 487 cpu_to_le16(wValue) & 0xff, 488 cpu_to_le16(wValue) >> 8, 489 cpu_to_le16(wIndex) & 0xff, 490 cpu_to_le16(wIndex) >> 8, 491 cpu_to_le16(wLength) & 0xff, 492 cpu_to_le16(wLength) >> 8); 493 } 494 495 return str; 496 } 497 498 /** 499 * dwc3_ep_event_string - returns event name 500 * @event: then event code 501 */ 502 static inline const char *dwc3_ep_event_string(char *str, size_t size, 503 const struct dwc3_event_depevt *event, u32 ep0state) 504 { 505 u8 epnum = event->endpoint_number; 506 size_t len; 507 int status; 508 int ret; 509 510 ret = snprintf(str, size, "ep%d%s: ", epnum >> 1, 511 (epnum & 1) ? "in" : "out"); 512 if (ret < 0) 513 return "UNKNOWN"; 514 515 status = event->status; 516 517 switch (event->endpoint_event) { 518 case DWC3_DEPEVT_XFERCOMPLETE: 519 len = strlen(str); 520 snprintf(str + len, size - len, "Transfer Complete (%c%c%c)", 521 status & DEPEVT_STATUS_SHORT ? 'S' : 's', 522 status & DEPEVT_STATUS_IOC ? 'I' : 'i', 523 status & DEPEVT_STATUS_LST ? 'L' : 'l'); 524 525 len = strlen(str); 526 527 if (epnum <= 1) 528 snprintf(str + len, size - len, " [%s]", 529 dwc3_ep0_state_string(ep0state)); 530 break; 531 case DWC3_DEPEVT_XFERINPROGRESS: 532 len = strlen(str); 533 534 snprintf(str + len, size - len, "Transfer In Progress [%d] (%c%c%c)", 535 event->parameters, 536 status & DEPEVT_STATUS_SHORT ? 'S' : 's', 537 status & DEPEVT_STATUS_IOC ? 'I' : 'i', 538 status & DEPEVT_STATUS_LST ? 'M' : 'm'); 539 break; 540 case DWC3_DEPEVT_XFERNOTREADY: 541 len = strlen(str); 542 543 snprintf(str + len, size - len, "Transfer Not Ready [%d]%s", 544 event->parameters, 545 status & DEPEVT_STATUS_TRANSFER_ACTIVE ? 546 " (Active)" : " (Not Active)"); 547 548 len = strlen(str); 549 550 /* Control Endpoints */ 551 if (epnum <= 1) { 552 int phase = DEPEVT_STATUS_CONTROL_PHASE(event->status); 553 554 switch (phase) { 555 case DEPEVT_STATUS_CONTROL_DATA: 556 snprintf(str + ret, size - ret, 557 " [Data Phase]"); 558 break; 559 case DEPEVT_STATUS_CONTROL_STATUS: 560 snprintf(str + ret, size - ret, 561 " [Status Phase]"); 562 } 563 } 564 break; 565 case DWC3_DEPEVT_RXTXFIFOEVT: 566 snprintf(str + ret, size - ret, "FIFO"); 567 break; 568 case DWC3_DEPEVT_STREAMEVT: 569 status = event->status; 570 571 switch (status) { 572 case DEPEVT_STREAMEVT_FOUND: 573 snprintf(str + ret, size - ret, " Stream %d Found", 574 event->parameters); 575 break; 576 case DEPEVT_STREAMEVT_NOTFOUND: 577 default: 578 snprintf(str + ret, size - ret, " Stream Not Found"); 579 break; 580 } 581 582 break; 583 case DWC3_DEPEVT_EPCMDCMPLT: 584 snprintf(str + ret, size - ret, "Endpoint Command Complete"); 585 break; 586 default: 587 snprintf(str, size, "UNKNOWN"); 588 } 589 590 return str; 591 } 592 593 /** 594 * dwc3_gadget_event_type_string - return event name 595 * @event: the event code 596 */ 597 static inline const char *dwc3_gadget_event_type_string(u8 event) 598 { 599 switch (event) { 600 case DWC3_DEVICE_EVENT_DISCONNECT: 601 return "Disconnect"; 602 case DWC3_DEVICE_EVENT_RESET: 603 return "Reset"; 604 case DWC3_DEVICE_EVENT_CONNECT_DONE: 605 return "Connect Done"; 606 case DWC3_DEVICE_EVENT_LINK_STATUS_CHANGE: 607 return "Link Status Change"; 608 case DWC3_DEVICE_EVENT_WAKEUP: 609 return "Wake-Up"; 610 case DWC3_DEVICE_EVENT_HIBER_REQ: 611 return "Hibernation"; 612 case DWC3_DEVICE_EVENT_EOPF: 613 return "End of Periodic Frame"; 614 case DWC3_DEVICE_EVENT_SOF: 615 return "Start of Frame"; 616 case DWC3_DEVICE_EVENT_ERRATIC_ERROR: 617 return "Erratic Error"; 618 case DWC3_DEVICE_EVENT_CMD_CMPL: 619 return "Command Complete"; 620 case DWC3_DEVICE_EVENT_OVERFLOW: 621 return "Overflow"; 622 default: 623 return "UNKNOWN"; 624 } 625 } 626 627 static inline const char *dwc3_decode_event(char *str, size_t size, u32 event, 628 u32 ep0state) 629 { 630 const union dwc3_event evt = (union dwc3_event) event; 631 632 if (evt.type.is_devspec) 633 return dwc3_gadget_event_string(str, size, &evt.devt); 634 else 635 return dwc3_ep_event_string(str, size, &evt.depevt, ep0state); 636 } 637 638 static inline const char *dwc3_ep_cmd_status_string(int status) 639 { 640 switch (status) { 641 case -ETIMEDOUT: 642 return "Timed Out"; 643 case 0: 644 return "Successful"; 645 case DEPEVT_TRANSFER_NO_RESOURCE: 646 return "No Resource"; 647 case DEPEVT_TRANSFER_BUS_EXPIRY: 648 return "Bus Expiry"; 649 default: 650 return "UNKNOWN"; 651 } 652 } 653 654 static inline const char *dwc3_gadget_generic_cmd_status_string(int status) 655 { 656 switch (status) { 657 case -ETIMEDOUT: 658 return "Timed Out"; 659 case 0: 660 return "Successful"; 661 case 1: 662 return "Error"; 663 default: 664 return "UNKNOWN"; 665 } 666 } 667 668 669 #ifdef CONFIG_DEBUG_FS 670 extern void dwc3_debugfs_init(struct dwc3 *); 671 extern void dwc3_debugfs_exit(struct dwc3 *); 672 #else 673 static inline void dwc3_debugfs_init(struct dwc3 *d) 674 { } 675 static inline void dwc3_debugfs_exit(struct dwc3 *d) 676 { } 677 #endif 678 #endif /* __DWC3_DEBUG_H */ 679