1 /* 2 * Copyright 2017 Rockchip Electronics Co., Ltd 3 * Frank Wang <frank.wang@rock-chips.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #include <asm/io.h> 9 #include <asm/arch/boot_mode.h> 10 #include <asm/arch/chip_info.h> 11 #include <write_keybox.h> 12 #include <linux/mtd/mtd.h> 13 14 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 15 #include <asm/arch/vendor.h> 16 #endif 17 18 #include <rockusb.h> 19 20 #define ROCKUSB_INTERFACE_CLASS 0xff 21 #define ROCKUSB_INTERFACE_SUB_CLASS 0x06 22 #define ROCKUSB_INTERFACE_PROTOCOL 0x05 23 24 #define ROCKCHIP_FLASH_BLOCK_SIZE 1024 25 #define ROCKCHIP_FLASH_PAGE_SIZE 4 26 27 static struct usb_interface_descriptor rkusb_intf_desc = { 28 .bLength = USB_DT_INTERFACE_SIZE, 29 .bDescriptorType = USB_DT_INTERFACE, 30 .bInterfaceNumber = 0x00, 31 .bAlternateSetting = 0x00, 32 .bNumEndpoints = 0x02, 33 .bInterfaceClass = ROCKUSB_INTERFACE_CLASS, 34 .bInterfaceSubClass = ROCKUSB_INTERFACE_SUB_CLASS, 35 .bInterfaceProtocol = ROCKUSB_INTERFACE_PROTOCOL, 36 }; 37 38 static struct usb_descriptor_header *rkusb_fs_function[] = { 39 (struct usb_descriptor_header *)&rkusb_intf_desc, 40 (struct usb_descriptor_header *)&fsg_fs_bulk_in_desc, 41 (struct usb_descriptor_header *)&fsg_fs_bulk_out_desc, 42 NULL, 43 }; 44 45 static struct usb_descriptor_header *rkusb_hs_function[] = { 46 (struct usb_descriptor_header *)&rkusb_intf_desc, 47 (struct usb_descriptor_header *)&fsg_hs_bulk_in_desc, 48 (struct usb_descriptor_header *)&fsg_hs_bulk_out_desc, 49 NULL, 50 }; 51 52 static struct usb_descriptor_header *rkusb_ss_function[] = { 53 (struct usb_descriptor_header *)&rkusb_intf_desc, 54 (struct usb_descriptor_header *)&fsg_ss_bulk_in_desc, 55 (struct usb_descriptor_header *)&fsg_ss_bulk_in_comp_desc, 56 (struct usb_descriptor_header *)&fsg_ss_bulk_out_desc, 57 (struct usb_descriptor_header *)&fsg_ss_bulk_out_comp_desc, 58 NULL, 59 }; 60 61 struct rk_flash_info { 62 u32 flash_size; 63 u16 block_size; 64 u8 page_size; 65 u8 ecc_bits; 66 u8 access_time; 67 u8 manufacturer; 68 u8 flash_mask; 69 } __packed; 70 71 static int rkusb_rst_code; /* The subcode in reset command (0xFF) */ 72 73 int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name) 74 { 75 if (IS_RKUSB_UMS_DNL(name)) { 76 /* Fix to Rockchip's VID and PID */ 77 dev->idVendor = __constant_cpu_to_le16(0x2207); 78 dev->idProduct = __constant_cpu_to_le16(CONFIG_ROCKUSB_G_DNL_PID); 79 80 /* Enumerate as a loader device */ 81 #if defined(CONFIG_SUPPORT_USBPLUG) 82 dev->bcdUSB = cpu_to_le16(0x0200); 83 #else 84 dev->bcdUSB = cpu_to_le16(0x0201); 85 #endif 86 } else if (!strncmp(name, "usb_dnl_fastboot", 16)) { 87 /* Fix to Google's VID and PID */ 88 dev->idVendor = __constant_cpu_to_le16(0x18d1); 89 dev->idProduct = __constant_cpu_to_le16(0xd00d); 90 } else if (!strncmp(name, "usb_dnl_dfu", 11)) { 91 /* Fix to Rockchip's VID and PID for DFU */ 92 dev->idVendor = cpu_to_le16(0x2207); 93 dev->idProduct = cpu_to_le16(0x0107); 94 } 95 96 return 0; 97 } 98 99 __maybe_unused 100 static inline void dump_cbw(struct fsg_bulk_cb_wrap *cbw) 101 { 102 assert(!cbw); 103 104 debug("%s:\n", __func__); 105 debug("Signature %x\n", cbw->Signature); 106 debug("Tag %x\n", cbw->Tag); 107 debug("DataTransferLength %x\n", cbw->DataTransferLength); 108 debug("Flags %x\n", cbw->Flags); 109 debug("LUN %x\n", cbw->Lun); 110 debug("Length %x\n", cbw->Length); 111 debug("OptionCode %x\n", cbw->CDB[0]); 112 debug("SubCode %x\n", cbw->CDB[1]); 113 debug("SectorAddr %x\n", get_unaligned_be32(&cbw->CDB[2])); 114 debug("BlkSectors %x\n\n", get_unaligned_be16(&cbw->CDB[7])); 115 } 116 117 static int rkusb_check_lun(struct fsg_common *common) 118 { 119 struct fsg_lun *curlun; 120 121 /* Check the LUN */ 122 if (common->lun >= 0 && common->lun < common->nluns) { 123 curlun = &common->luns[common->lun]; 124 if (common->cmnd[0] != SC_REQUEST_SENSE) { 125 curlun->sense_data = SS_NO_SENSE; 126 curlun->info_valid = 0; 127 } 128 } else { 129 curlun = NULL; 130 common->bad_lun_okay = 0; 131 132 /* 133 * INQUIRY and REQUEST SENSE commands are explicitly allowed 134 * to use unsupported LUNs; all others may not. 135 */ 136 if (common->cmnd[0] != SC_INQUIRY && 137 common->cmnd[0] != SC_REQUEST_SENSE) { 138 debug("unsupported LUN %d\n", common->lun); 139 return -EINVAL; 140 } 141 } 142 143 return 0; 144 } 145 146 static void __do_reset(struct usb_ep *ep, struct usb_request *req) 147 { 148 u32 boot_flag = BOOT_NORMAL; 149 150 if (rkusb_rst_code == 0x03) 151 boot_flag = BOOT_BROM_DOWNLOAD; 152 153 rkusb_rst_code = 0; /* restore to default */ 154 writel(boot_flag, (void *)CONFIG_ROCKCHIP_BOOT_MODE_REG); 155 156 do_reset(NULL, 0, 0, NULL); 157 } 158 159 static int rkusb_do_reset(struct fsg_common *common, 160 struct fsg_buffhd *bh) 161 { 162 common->data_size_from_cmnd = common->cmnd[4]; 163 common->residue = 0; 164 bh->inreq->complete = __do_reset; 165 bh->state = BUF_STATE_EMPTY; 166 167 rkusb_rst_code = !common->cmnd[1] ? 0xff : common->cmnd[1]; 168 return 0; 169 } 170 171 static int rkusb_do_test_unit_ready(struct fsg_common *common, 172 struct fsg_buffhd *bh) 173 { 174 common->residue = 0x06 << 24; /* Max block xfer support from host */ 175 common->data_dir = DATA_DIR_NONE; 176 bh->state = BUF_STATE_EMPTY; 177 178 return 0; 179 } 180 181 static int rkusb_do_read_flash_id(struct fsg_common *common, 182 struct fsg_buffhd *bh) 183 { 184 u8 *buf = (u8 *)bh->buf; 185 u32 len = 5; 186 enum if_type type = ums[common->lun].block_dev.if_type; 187 188 if (type == IF_TYPE_MMC) 189 memcpy((void *)&buf[0], "EMMC ", 5); 190 else if (type == IF_TYPE_RKNAND) 191 memcpy((void *)&buf[0], "NAND ", 5); 192 else 193 memcpy((void *)&buf[0], "UNKN ", 5); /* unknown */ 194 195 /* Set data xfer size */ 196 common->residue = common->data_size_from_cmnd = len; 197 common->data_size = len; 198 199 return len; 200 } 201 202 static int rkusb_do_test_bad_block(struct fsg_common *common, 203 struct fsg_buffhd *bh) 204 { 205 u8 *buf = (u8 *)bh->buf; 206 u32 len = 64; 207 208 memset((void *)&buf[0], 0, len); 209 210 /* Set data xfer size */ 211 common->residue = common->data_size_from_cmnd = len; 212 common->data_size = len; 213 214 return len; 215 } 216 217 static int rkusb_do_read_flash_info(struct fsg_common *common, 218 struct fsg_buffhd *bh) 219 { 220 struct blk_desc *desc = &ums[common->lun].block_dev; 221 u8 *buf = (u8 *)bh->buf; 222 u32 len = sizeof(struct rk_flash_info); 223 struct rk_flash_info finfo = { 224 .block_size = ROCKCHIP_FLASH_BLOCK_SIZE, 225 .ecc_bits = 0, 226 .page_size = ROCKCHIP_FLASH_PAGE_SIZE, 227 .access_time = 40, 228 .manufacturer = 0, 229 .flash_mask = 0 230 }; 231 232 finfo.flash_size = (u32)desc->lba; 233 234 if (desc->if_type == IF_TYPE_MTD && 235 (desc->devnum == BLK_MTD_NAND || 236 desc->devnum == BLK_MTD_SPI_NAND)) { 237 struct mtd_info *mtd = (struct mtd_info *)desc->bdev->priv; 238 239 if (mtd) { 240 finfo.block_size = mtd->erasesize >> 9; 241 finfo.page_size = mtd->writesize >> 9; 242 } 243 } 244 245 debug("Flash info: block_size= %x page_size= %x\n", finfo.block_size, 246 finfo.page_size); 247 248 if (finfo.flash_size) 249 finfo.flash_mask = 1; 250 251 memset((void *)&buf[0], 0, len); 252 memcpy((void *)&buf[0], (void *)&finfo, len); 253 254 /* Set data xfer size */ 255 common->residue = common->data_size_from_cmnd = len; 256 /* legacy upgrade_tool does not set correct transfer size */ 257 common->data_size = len; 258 259 return len; 260 } 261 262 static int rkusb_do_get_chip_info(struct fsg_common *common, 263 struct fsg_buffhd *bh) 264 { 265 u8 *buf = (u8 *)bh->buf; 266 u32 len = common->data_size; 267 u32 chip_info[4]; 268 269 memset((void *)chip_info, 0, sizeof(chip_info)); 270 rockchip_rockusb_get_chip_info(chip_info); 271 272 memset((void *)&buf[0], 0, len); 273 memcpy((void *)&buf[0], (void *)chip_info, len); 274 275 /* Set data xfer size */ 276 common->residue = common->data_size_from_cmnd = len; 277 278 return len; 279 } 280 281 static int rkusb_do_lba_erase(struct fsg_common *common, 282 struct fsg_buffhd *bh) 283 { 284 struct fsg_lun *curlun = &common->luns[common->lun]; 285 u32 lba, amount; 286 loff_t file_offset; 287 int rc; 288 289 lba = get_unaligned_be32(&common->cmnd[2]); 290 if (lba >= curlun->num_sectors) { 291 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 292 rc = -EINVAL; 293 goto out; 294 } 295 296 file_offset = ((loff_t) lba) << 9; 297 amount = get_unaligned_be16(&common->cmnd[7]) << 9; 298 if (unlikely(amount == 0)) { 299 curlun->sense_data = SS_INVALID_FIELD_IN_CDB; 300 rc = -EIO; 301 goto out; 302 } 303 304 /* Perform the erase */ 305 rc = ums[common->lun].erase_sector(&ums[common->lun], 306 file_offset / SECTOR_SIZE, 307 amount / SECTOR_SIZE); 308 if (!rc) { 309 curlun->sense_data = SS_MEDIUM_NOT_PRESENT; 310 rc = -EIO; 311 } 312 313 out: 314 common->data_dir = DATA_DIR_NONE; 315 bh->state = BUF_STATE_EMPTY; 316 317 return rc; 318 } 319 320 static int rkusb_do_erase_force(struct fsg_common *common, 321 struct fsg_buffhd *bh) 322 { 323 struct blk_desc *desc = &ums[common->lun].block_dev; 324 struct fsg_lun *curlun = &common->luns[common->lun]; 325 u16 block_size = ROCKCHIP_FLASH_BLOCK_SIZE; 326 u32 lba, amount; 327 loff_t file_offset; 328 int rc; 329 330 lba = get_unaligned_be32(&common->cmnd[2]); 331 if (lba >= curlun->num_sectors) { 332 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 333 rc = -EINVAL; 334 goto out; 335 } 336 337 if (desc->if_type == IF_TYPE_MTD && 338 (desc->devnum == BLK_MTD_NAND || 339 desc->devnum == BLK_MTD_SPI_NAND)) { 340 struct mtd_info *mtd = (struct mtd_info *)desc->bdev->priv; 341 342 if (mtd) 343 block_size = mtd->erasesize >> 9; 344 } 345 346 file_offset = ((loff_t)lba) * block_size; 347 amount = get_unaligned_be16(&common->cmnd[7]) * block_size; 348 349 debug("%s lba= %x, nsec= %x\n", __func__, lba, 350 (u32)get_unaligned_be16(&common->cmnd[7])); 351 352 if (unlikely(amount == 0)) { 353 curlun->sense_data = SS_INVALID_FIELD_IN_CDB; 354 rc = -EIO; 355 goto out; 356 } 357 358 /* Perform the erase */ 359 rc = ums[common->lun].erase_sector(&ums[common->lun], 360 file_offset, 361 amount); 362 if (!rc) { 363 curlun->sense_data = SS_MEDIUM_NOT_PRESENT; 364 rc = -EIO; 365 } 366 367 out: 368 common->data_dir = DATA_DIR_NONE; 369 bh->state = BUF_STATE_EMPTY; 370 371 return rc; 372 } 373 374 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 375 static int rkusb_do_vs_write(struct fsg_common *common) 376 { 377 struct fsg_lun *curlun = &common->luns[common->lun]; 378 u16 type = get_unaligned_be16(&common->cmnd[4]); 379 struct vendor_item *vhead; 380 struct fsg_buffhd *bh; 381 void *data; 382 int rc; 383 384 if (common->data_size >= (u32)65536) { 385 /* _MUST_ small than 64K */ 386 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 387 return -EINVAL; 388 } 389 390 common->residue = common->data_size; 391 common->usb_amount_left = common->data_size; 392 393 /* Carry out the file writes */ 394 if (unlikely(common->data_size == 0)) 395 return -EIO; /* No data to write */ 396 397 for (;;) { 398 if (common->usb_amount_left > 0) { 399 /* Wait for the next buffer to become available */ 400 bh = common->next_buffhd_to_fill; 401 if (bh->state != BUF_STATE_EMPTY) 402 goto wait; 403 404 /* Request the next buffer */ 405 common->usb_amount_left -= common->data_size; 406 bh->outreq->length = common->data_size; 407 bh->bulk_out_intended_length = common->data_size; 408 bh->outreq->short_not_ok = 1; 409 410 START_TRANSFER_OR(common, bulk_out, bh->outreq, 411 &bh->outreq_busy, &bh->state) 412 /* 413 * Don't know what to do if 414 * common->fsg is NULL 415 */ 416 return -EIO; 417 common->next_buffhd_to_fill = bh->next; 418 } else { 419 /* Then, wait for the data to become available */ 420 bh = common->next_buffhd_to_drain; 421 if (bh->state != BUF_STATE_FULL) 422 goto wait; 423 424 common->next_buffhd_to_drain = bh->next; 425 bh->state = BUF_STATE_EMPTY; 426 427 /* Did something go wrong with the transfer? */ 428 if (bh->outreq->status != 0) { 429 curlun->sense_data = SS_COMMUNICATION_FAILURE; 430 curlun->info_valid = 1; 431 break; 432 } 433 434 /* Perform the write */ 435 vhead = (struct vendor_item *)bh->buf; 436 data = bh->buf + sizeof(struct vendor_item); 437 438 if (!type) { 439 /* Vendor storage */ 440 rc = vendor_storage_write(vhead->id, 441 (char __user *)data, 442 vhead->size); 443 if (rc < 0) { 444 curlun->sense_data = SS_WRITE_ERROR; 445 return -EIO; 446 } 447 } else { 448 /* RPMB */ 449 rc = 450 write_keybox_to_secure_storage((u8 *)data, 451 vhead->size); 452 if (rc < 0) { 453 curlun->sense_data = SS_WRITE_ERROR; 454 return -EIO; 455 } 456 } 457 458 common->residue -= common->data_size; 459 460 /* Did the host decide to stop early? */ 461 if (bh->outreq->actual != bh->outreq->length) 462 common->short_packet_received = 1; 463 break; /* Command done */ 464 } 465 wait: 466 /* Wait for something to happen */ 467 rc = sleep_thread(common); 468 if (rc) 469 return rc; 470 } 471 472 return -EIO; /* No default reply */ 473 } 474 475 static int rkusb_do_vs_read(struct fsg_common *common) 476 { 477 struct fsg_lun *curlun = &common->luns[common->lun]; 478 u16 type = get_unaligned_be16(&common->cmnd[4]); 479 struct vendor_item *vhead; 480 struct fsg_buffhd *bh; 481 void *data; 482 int rc; 483 484 if (common->data_size >= (u32)65536) { 485 /* _MUST_ small than 64K */ 486 curlun->sense_data = SS_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE; 487 return -EINVAL; 488 } 489 490 common->residue = common->data_size; 491 common->usb_amount_left = common->data_size; 492 493 /* Carry out the file reads */ 494 if (unlikely(common->data_size == 0)) 495 return -EIO; /* No default reply */ 496 497 for (;;) { 498 /* Wait for the next buffer to become available */ 499 bh = common->next_buffhd_to_fill; 500 while (bh->state != BUF_STATE_EMPTY) { 501 rc = sleep_thread(common); 502 if (rc) 503 return rc; 504 } 505 506 memset(bh->buf, 0, FSG_BUFLEN); 507 vhead = (struct vendor_item *)bh->buf; 508 data = bh->buf + sizeof(struct vendor_item); 509 vhead->id = get_unaligned_be16(&common->cmnd[2]); 510 511 if (!type) { 512 /* Vendor storage */ 513 rc = vendor_storage_read(vhead->id, 514 (char __user *)data, 515 common->data_size); 516 if (!rc) { 517 curlun->sense_data = SS_UNRECOVERED_READ_ERROR; 518 return -EIO; 519 } 520 vhead->size = rc; 521 } else { 522 /* RPMB */ 523 rc = 524 read_raw_data_from_secure_storage((u8 *)data, 525 common->data_size); 526 if (!rc) { 527 curlun->sense_data = SS_UNRECOVERED_READ_ERROR; 528 return -EIO; 529 } 530 vhead->size = rc; 531 } 532 533 common->residue -= common->data_size; 534 bh->inreq->length = common->data_size; 535 bh->state = BUF_STATE_FULL; 536 537 break; /* No more left to read */ 538 } 539 540 return -EIO; /* No default reply */ 541 } 542 #endif 543 544 static int rkusb_do_read_capacity(struct fsg_common *common, 545 struct fsg_buffhd *bh) 546 { 547 u8 *buf = (u8 *)bh->buf; 548 u32 len = common->data_size; 549 enum if_type type = ums[common->lun].block_dev.if_type; 550 int devnum = ums[common->lun].block_dev.devnum; 551 552 /* 553 * bit[0]: Direct LBA, 0: Disabled; 554 * bit[1]: Vendor Storage API, 0: Disabed (default); 555 * bit[2]: First 4M Access, 0: Disabled; 556 * bit[3]: Read LBA On, 0: Disabed (default); 557 * bit[4]: New Vendor Storage API, 0: Disabed; 558 * bit[5:63}: Reserved. 559 */ 560 memset((void *)&buf[0], 0, len); 561 if (type == IF_TYPE_MMC || type == IF_TYPE_SD) 562 buf[0] = BIT(0) | BIT(2) | BIT(4); 563 else 564 buf[0] = BIT(0) | BIT(4); 565 566 if (type == IF_TYPE_MTD && 567 (devnum == BLK_MTD_NAND || 568 devnum == BLK_MTD_SPI_NAND)) 569 buf[0] |= (1 << 6); 570 571 #if defined(CONFIG_ROCKCHIP_RK3568) 572 buf[1] = BIT(0); 573 #endif 574 /* Set data xfer size */ 575 common->residue = len; 576 common->data_size_from_cmnd = len; 577 578 return len; 579 } 580 581 static void rkusb_fixup_cbwcb(struct fsg_common *common, 582 struct fsg_buffhd *bh) 583 { 584 struct usb_request *req = bh->outreq; 585 struct fsg_bulk_cb_wrap *cbw = req->buf; 586 587 /* FIXME cbw.DataTransferLength was not set by Upgrade Tool */ 588 common->data_size = le32_to_cpu(cbw->DataTransferLength); 589 if (common->data_size == 0) { 590 common->data_size = 591 get_unaligned_be16(&common->cmnd[7]) << 9; 592 printf("Trasfer Length NOT set, please use new version tool\n"); 593 debug("%s %d, cmnd1 %x\n", __func__, 594 get_unaligned_be16(&common->cmnd[7]), 595 get_unaligned_be16(&common->cmnd[1])); 596 } 597 if (cbw->Flags & USB_BULK_IN_FLAG) 598 common->data_dir = DATA_DIR_TO_HOST; 599 else 600 common->data_dir = DATA_DIR_FROM_HOST; 601 602 /* Not support */ 603 common->cmnd[1] = 0; 604 } 605 606 static int rkusb_cmd_process(struct fsg_common *common, 607 struct fsg_buffhd *bh, int *reply) 608 { 609 struct usb_request *req = bh->outreq; 610 struct fsg_bulk_cb_wrap *cbw = req->buf; 611 int rc; 612 613 dump_cbw(cbw); 614 615 if (rkusb_check_lun(common)) { 616 *reply = -EINVAL; 617 return RKUSB_RC_ERROR; 618 } 619 620 switch (common->cmnd[0]) { 621 case RKUSB_TEST_UNIT_READY: 622 *reply = rkusb_do_test_unit_ready(common, bh); 623 rc = RKUSB_RC_FINISHED; 624 break; 625 626 case RKUSB_READ_FLASH_ID: 627 *reply = rkusb_do_read_flash_id(common, bh); 628 rc = RKUSB_RC_FINISHED; 629 break; 630 631 case RKUSB_TEST_BAD_BLOCK: 632 *reply = rkusb_do_test_bad_block(common, bh); 633 rc = RKUSB_RC_FINISHED; 634 break; 635 636 case RKUSB_ERASE_10_FORCE: 637 *reply = rkusb_do_erase_force(common, bh); 638 rc = RKUSB_RC_FINISHED; 639 break; 640 641 case RKUSB_LBA_READ_10: 642 rkusb_fixup_cbwcb(common, bh); 643 common->cmnd[0] = SC_READ_10; 644 common->cmnd[1] = 0; /* Not support */ 645 rc = RKUSB_RC_CONTINUE; 646 break; 647 648 case RKUSB_LBA_WRITE_10: 649 rkusb_fixup_cbwcb(common, bh); 650 common->cmnd[0] = SC_WRITE_10; 651 common->cmnd[1] = 0; /* Not support */ 652 rc = RKUSB_RC_CONTINUE; 653 break; 654 655 case RKUSB_READ_FLASH_INFO: 656 *reply = rkusb_do_read_flash_info(common, bh); 657 rc = RKUSB_RC_FINISHED; 658 break; 659 660 case RKUSB_GET_CHIP_VER: 661 *reply = rkusb_do_get_chip_info(common, bh); 662 rc = RKUSB_RC_FINISHED; 663 break; 664 665 case RKUSB_LBA_ERASE: 666 *reply = rkusb_do_lba_erase(common, bh); 667 rc = RKUSB_RC_FINISHED; 668 break; 669 670 #ifdef CONFIG_ROCKCHIP_VENDOR_PARTITION 671 case RKUSB_VS_WRITE: 672 *reply = rkusb_do_vs_write(common); 673 rc = RKUSB_RC_FINISHED; 674 break; 675 676 case RKUSB_VS_READ: 677 *reply = rkusb_do_vs_read(common); 678 rc = RKUSB_RC_FINISHED; 679 break; 680 #endif 681 682 case RKUSB_READ_CAPACITY: 683 *reply = rkusb_do_read_capacity(common, bh); 684 rc = RKUSB_RC_FINISHED; 685 break; 686 687 case RKUSB_RESET: 688 *reply = rkusb_do_reset(common, bh); 689 rc = RKUSB_RC_FINISHED; 690 break; 691 692 case RKUSB_READ_10: 693 case RKUSB_WRITE_10: 694 printf("CMD Not support, pls use new version Tool\n"); 695 case RKUSB_SET_DEVICE_ID: 696 case RKUSB_ERASE_10: 697 case RKUSB_WRITE_SPARE: 698 case RKUSB_READ_SPARE: 699 case RKUSB_GET_VERSION: 700 case RKUSB_ERASE_SYS_DISK: 701 case RKUSB_SDRAM_READ_10: 702 case RKUSB_SDRAM_WRITE_10: 703 case RKUSB_SDRAM_EXECUTE: 704 case RKUSB_LOW_FORMAT: 705 case RKUSB_SET_RESET_FLAG: 706 case RKUSB_SPI_READ_10: 707 case RKUSB_SPI_WRITE_10: 708 case RKUSB_SESSION: 709 /* Fall through */ 710 default: 711 rc = RKUSB_RC_UNKNOWN_CMND; 712 break; 713 } 714 715 return rc; 716 } 717 718 DECLARE_GADGET_BIND_CALLBACK(rkusb_ums_dnl, fsg_add); 719