1 /* Driver for Realtek RTS51xx USB card reader
3 * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2, or (at your option) any
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, see <http://www.gnu.org/licenses/>.
19 * wwang (wei_wang@realsil.com.cn)
20 * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
22 * Edwin Rong (edwin_rong@realsil.com.cn)
23 * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
26 #include <linux/blkdev.h>
27 #include <linux/kthread.h>
28 #include <linux/sched.h>
29 #include <linux/slab.h>
30 #include <linux/vmalloc.h>
32 #include <scsi/scsi.h>
33 #include <scsi/scsi_eh.h>
34 #include <scsi/scsi_device.h>
38 #include "rts51x_chip.h"
39 #include "rts51x_scsi.h"
40 #include "rts51x_card.h"
41 #include "rts51x_transport.h"
42 #include "rts51x_sys.h"
47 void scsi_show_command(struct scsi_cmnd *srb)
50 int i, unknown_cmd = 0;
52 switch (srb->cmnd[0]) {
54 what = (char *)"TEST_UNIT_READY";
57 what = (char *)"REZERO_UNIT";
60 what = (char *)"REQUEST_SENSE";
63 what = (char *)"FORMAT_UNIT";
65 case READ_BLOCK_LIMITS:
66 what = (char *)"READ_BLOCK_LIMITS";
69 what = (char *)"REASSIGN_BLOCKS";
72 what = (char *)"READ_6";
75 what = (char *)"WRITE_6";
78 what = (char *)"SEEK_6";
81 what = (char *)"READ_REVERSE";
84 what = (char *)"WRITE_FILEMARKS";
87 what = (char *)"SPACE";
90 what = (char *)"INQUIRY";
92 case RECOVER_BUFFERED_DATA:
93 what = (char *)"RECOVER_BUFFERED_DATA";
96 what = (char *)"MODE_SELECT";
99 what = (char *)"RESERVE";
102 what = (char *)"RELEASE";
105 what = (char *)"COPY";
108 what = (char *)"ERASE";
111 what = (char *)"MODE_SENSE";
114 what = (char *)"START_STOP";
116 case RECEIVE_DIAGNOSTIC:
117 what = (char *)"RECEIVE_DIAGNOSTIC";
119 case SEND_DIAGNOSTIC:
120 what = (char *)"SEND_DIAGNOSTIC";
122 case ALLOW_MEDIUM_REMOVAL:
123 what = (char *)"ALLOW_MEDIUM_REMOVAL";
126 what = (char *)"SET_WINDOW";
129 what = (char *)"READ_CAPACITY";
132 what = (char *)"READ_10";
135 what = (char *)"WRITE_10";
138 what = (char *)"SEEK_10";
141 what = (char *)"WRITE_VERIFY";
144 what = (char *)"VERIFY";
147 what = (char *)"SEARCH_HIGH";
150 what = (char *)"SEARCH_EQUAL";
153 what = (char *)"SEARCH_LOW";
156 what = (char *)"SET_LIMITS";
159 what = (char *)"READ_POSITION";
161 case SYNCHRONIZE_CACHE:
162 what = (char *)"SYNCHRONIZE_CACHE";
164 case LOCK_UNLOCK_CACHE:
165 what = (char *)"LOCK_UNLOCK_CACHE";
167 case READ_DEFECT_DATA:
168 what = (char *)"READ_DEFECT_DATA";
171 what = (char *)"MEDIUM_SCAN";
174 what = (char *)"COMPARE";
177 what = (char *)"COPY_VERIFY";
180 what = (char *)"WRITE_BUFFER";
183 what = (char *)"READ_BUFFER";
186 what = (char *)"UPDATE_BLOCK";
189 what = (char *)"READ_LONG";
192 what = (char *)"WRITE_LONG";
194 case CHANGE_DEFINITION:
195 what = (char *)"CHANGE_DEFINITION";
198 what = (char *)"WRITE_SAME";
200 case GPCMD_READ_SUBCHANNEL:
201 what = (char *)"READ SUBCHANNEL";
204 what = (char *)"READ_TOC";
206 case GPCMD_READ_HEADER:
207 what = (char *)"READ HEADER";
209 case GPCMD_PLAY_AUDIO_10:
210 what = (char *)"PLAY AUDIO (10)";
212 case GPCMD_PLAY_AUDIO_MSF:
213 what = (char *)"PLAY AUDIO MSF";
215 case GPCMD_GET_EVENT_STATUS_NOTIFICATION:
216 what = (char *)"GET EVENT/STATUS NOTIFICATION";
218 case GPCMD_PAUSE_RESUME:
219 what = (char *)"PAUSE/RESUME";
222 what = (char *)"LOG_SELECT";
225 what = (char *)"LOG_SENSE";
227 case GPCMD_STOP_PLAY_SCAN:
228 what = (char *)"STOP PLAY/SCAN";
230 case GPCMD_READ_DISC_INFO:
231 what = (char *)"READ DISC INFORMATION";
233 case GPCMD_READ_TRACK_RZONE_INFO:
234 what = (char *)"READ TRACK INFORMATION";
236 case GPCMD_RESERVE_RZONE_TRACK:
237 what = (char *)"RESERVE TRACK";
240 what = (char *)"SEND OPC";
243 what = (char *)"MODE_SELECT_10";
245 case GPCMD_REPAIR_RZONE_TRACK:
246 what = (char *)"REPAIR TRACK";
249 what = (char *)"READ MASTER CUE";
252 what = (char *)"MODE_SENSE_10";
254 case GPCMD_CLOSE_TRACK:
255 what = (char *)"CLOSE TRACK/SESSION";
258 what = (char *)"READ BUFFER CAPACITY";
261 what = (char *)"SEND CUE SHEET";
264 what = (char *)"BLANK";
267 what = (char *)"REPORT LUNS";
270 what = (char *)"MOVE_MEDIUM or PLAY AUDIO (12)";
273 what = (char *)"READ_12";
276 what = (char *)"WRITE_12";
278 case WRITE_VERIFY_12:
279 what = (char *)"WRITE_VERIFY_12";
282 what = (char *)"SEARCH_HIGH_12";
284 case SEARCH_EQUAL_12:
285 what = (char *)"SEARCH_EQUAL_12";
288 what = (char *)"SEARCH_LOW_12";
290 case SEND_VOLUME_TAG:
291 what = (char *)"SEND_VOLUME_TAG";
293 case READ_ELEMENT_STATUS:
294 what = (char *)"READ_ELEMENT_STATUS";
296 case GPCMD_READ_CD_MSF:
297 what = (char *)"READ CD MSF";
300 what = (char *)"SCAN";
302 case GPCMD_SET_SPEED:
303 what = (char *)"SET CD SPEED";
305 case GPCMD_MECHANISM_STATUS:
306 what = (char *)"MECHANISM STATUS";
309 what = (char *)"READ CD";
312 what = (char *)"WRITE CONTINUE";
315 what = (char *)"WRITE_LONG_2";
318 what = (char *)"Realtek's vendor command";
321 what = (char *)"(unknown command)";
326 if (srb->cmnd[0] != TEST_UNIT_READY)
327 RTS51X_DEBUGP("Command %s (%d bytes)\n", what, srb->cmd_len);
330 for (i = 0; i < srb->cmd_len && i < 16; i++)
331 RTS51X_DEBUGPN(" %02x", srb->cmnd[i]);
332 RTS51X_DEBUGPN("\n");
336 void set_sense_type(struct rts51x_chip *chip, unsigned int lun, int sense_type)
338 switch (sense_type) {
339 case SENSE_TYPE_MEDIA_CHANGE:
340 set_sense_data(chip, lun, CUR_ERR, 0x06, 0, 0x28, 0, 0, 0);
343 case SENSE_TYPE_MEDIA_NOT_PRESENT:
344 set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x3A, 0, 0, 0);
347 case SENSE_TYPE_MEDIA_LBA_OVER_RANGE:
348 set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x21, 0, 0, 0);
351 case SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT:
352 set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x25, 0, 0, 0);
355 case SENSE_TYPE_MEDIA_WRITE_PROTECT:
356 set_sense_data(chip, lun, CUR_ERR, 0x07, 0, 0x27, 0, 0, 0);
359 case SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR:
360 set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x11, 0, 0, 0);
363 case SENSE_TYPE_MEDIA_WRITE_ERR:
364 set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x0C, 0x02, 0, 0);
367 case SENSE_TYPE_MEDIA_INVALID_CMD_FIELD:
368 set_sense_data(chip, lun, CUR_ERR, ILGAL_REQ, 0,
369 ASC_INVLD_CDB, ASCQ_INVLD_CDB, CDB_ILLEGAL, 1);
372 case SENSE_TYPE_FORMAT_IN_PROGRESS:
373 set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04, 0, 0);
376 case SENSE_TYPE_FORMAT_CMD_FAILED:
377 set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x31, 0x01, 0, 0);
380 #ifdef SUPPORT_MAGIC_GATE
381 case SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB:
382 set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x6F, 0x02, 0, 0);
385 case SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN:
386 set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x6F, 0x00, 0, 0);
389 case SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM:
390 set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x30, 0x00, 0, 0);
393 case SENSE_TYPE_MG_WRITE_ERR:
394 set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x0C, 0x00, 0, 0);
398 #ifdef SUPPORT_SD_LOCK
399 case SENSE_TYPE_MEDIA_READ_FORBIDDEN:
400 set_sense_data(chip, lun, CUR_ERR, 0x07, 0, 0x11, 0x13, 0, 0);
404 case SENSE_TYPE_NO_SENSE:
406 set_sense_data(chip, lun, CUR_ERR, 0, 0, 0, 0, 0, 0);
411 void set_sense_data(struct rts51x_chip *chip, unsigned int lun, u8 err_code,
412 u8 sense_key, u32 info, u8 asc, u8 ascq, u8 sns_key_info0,
415 struct sense_data_t *sense = &(chip->sense_buffer[lun]);
417 sense->err_code = err_code;
418 sense->sense_key = sense_key;
419 sense->info[0] = (u8) (info >> 24);
420 sense->info[1] = (u8) (info >> 16);
421 sense->info[2] = (u8) (info >> 8);
422 sense->info[3] = (u8) info;
424 sense->ad_sense_len = sizeof(struct sense_data_t) - 8;
427 if (sns_key_info0 != 0) {
428 sense->sns_key_info[0] = SKSV | sns_key_info0;
429 sense->sns_key_info[1] = (sns_key_info1 & 0xf0) >> 8;
430 sense->sns_key_info[2] = sns_key_info1 & 0x0f;
434 static int test_unit_ready(struct scsi_cmnd *srb, struct rts51x_chip *chip)
436 unsigned int lun = SCSI_LUN(srb);
438 rts51x_init_cards(chip);
440 if (!check_card_ready(chip, lun)) {
441 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
442 return TRANSPORT_FAILED;
445 if (!check_lun_mc(chip, lun)) {
446 set_lun_mc(chip, lun);
447 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
448 return TRANSPORT_FAILED;
450 #ifdef SUPPORT_SD_LOCK
451 if (get_lun_card(chip, SCSI_LUN(srb)) == SD_CARD) {
452 struct sd_info *sd_card = &(chip->sd_card);
453 if (sd_card->sd_lock_notify) {
454 sd_card->sd_lock_notify = 0;
455 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
456 return TRANSPORT_FAILED;
457 } else if (sd_card->sd_lock_status & SD_LOCKED) {
458 set_sense_type(chip, lun,
459 SENSE_TYPE_MEDIA_READ_FORBIDDEN);
460 return TRANSPORT_FAILED;
465 return TRANSPORT_GOOD;
468 unsigned char formatter_inquiry_str[20] = {
469 'M', 'E', 'M', 'O', 'R', 'Y', 'S', 'T', 'I', 'C', 'K',
470 '-', 'M', 'G', /* Byte[47:49] */
471 0x0B, /* Byte[50]: MG, MS, MSPro, MSXC */
472 0x00, /* Byte[51]: Category Specific Commands */
473 0x00, /* Byte[52]: Access Control and feature */
474 0x20, 0x20, 0x20, /* Byte[53:55] */
477 static int inquiry(struct scsi_cmnd *srb, struct rts51x_chip *chip)
479 unsigned int lun = SCSI_LUN(srb);
480 char *inquiry_default = (char *)"Generic-xD/SD/M.S. 1.00 ";
481 char *inquiry_string;
482 unsigned char sendbytes;
484 u8 card = get_lun_card(chip, lun);
485 int pro_formatter_flag = 0;
486 unsigned char inquiry_buf[] = {
487 QULIFIRE | DRCT_ACCESS_DEV,
494 REL_ADR | WBUS_32 | WBUS_16 | SYNC | LINKED | CMD_QUE | SFT_RE,
497 inquiry_string = inquiry_default;
499 buf = vmalloc(scsi_bufflen(srb));
501 TRACE_RET(chip, TRANSPORT_ERROR);
503 if (MS_FORMATTER_ENABLED(chip) && (get_lun2card(chip, lun) & MS_CARD)) {
504 if (!card || (card == MS_CARD))
505 pro_formatter_flag = 1;
508 if (pro_formatter_flag) {
509 if (scsi_bufflen(srb) < 56)
510 sendbytes = (unsigned char)(scsi_bufflen(srb));
514 if (scsi_bufflen(srb) < 36)
515 sendbytes = (unsigned char)(scsi_bufflen(srb));
521 memcpy(buf, inquiry_buf, 8);
522 memcpy(buf + 8, inquiry_string, sendbytes - 8);
523 if (pro_formatter_flag)
524 buf[4] = 0x33; /* Additional Length */
526 memcpy(buf, inquiry_buf, sendbytes);
529 if (pro_formatter_flag) {
531 memcpy(buf + 36, formatter_inquiry_str, sendbytes - 36);
534 scsi_set_resid(srb, 0);
536 rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
539 return TRANSPORT_GOOD;
542 static int start_stop_unit(struct scsi_cmnd *srb, struct rts51x_chip *chip)
544 unsigned int lun = SCSI_LUN(srb);
546 scsi_set_resid(srb, scsi_bufflen(srb));
548 if (srb->cmnd[1] == 1)
549 return TRANSPORT_GOOD;
551 switch (srb->cmnd[0x4]) {
554 return TRANSPORT_GOOD;
557 /* Media shall be unload */
558 if (check_card_ready(chip, lun))
559 eject_card(chip, lun);
560 return TRANSPORT_GOOD;
562 case MAKE_MEDIUM_READY:
564 if (check_card_ready(chip, lun)) {
565 return TRANSPORT_GOOD;
567 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
568 TRACE_RET(chip, TRANSPORT_FAILED);
574 TRACE_RET(chip, TRANSPORT_ERROR);
577 static int allow_medium_removal(struct scsi_cmnd *srb, struct rts51x_chip *chip)
581 prevent = srb->cmnd[4] & 0x1;
583 scsi_set_resid(srb, 0);
586 set_sense_type(chip, SCSI_LUN(srb),
587 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
588 TRACE_RET(chip, TRANSPORT_FAILED);
591 return TRANSPORT_GOOD;
594 static void ms_mode_sense(struct rts51x_chip *chip, u8 cmd,
595 int lun, u8 *buf, int buf_len)
597 struct ms_info *ms_card = &(chip->ms_card);
599 int data_size = buf_len;
600 int support_format = 0;
603 if (cmd == MODE_SENSE) {
605 if (data_size > 0x68)
607 buf[i++] = 0x67; /* Mode Data Length */
609 sys_info_offset = 12;
610 if (data_size > 0x6C)
612 buf[i++] = 0x00; /* Mode Data Length (MSB) */
613 buf[i++] = 0x6A; /* Mode Data Length (LSB) */
616 /* Medium Type Code */
617 if (check_card_ready(chip, lun)) {
618 if (CHK_MSXC(ms_card)) {
621 } else if (CHK_MSPRO(ms_card)) {
629 if (check_card_wp(chip, lun))
634 buf[i++] = 0x00; /* MediaType */
635 buf[i++] = 0x00; /* WP */
638 buf[i++] = 0x00; /* Reserved */
640 if (cmd == MODE_SENSE_10) {
641 buf[i++] = 0x00; /* Reserved */
642 buf[i++] = 0x00; /* Block descriptor length(MSB) */
643 buf[i++] = 0x00; /* Block descriptor length(LSB) */
645 /* The Following Data is the content of "Page 0x20" */
647 buf[i++] = 0x20; /* Page Code */
649 buf[i++] = 0x62; /* Page Length */
651 buf[i++] = 0x00; /* No Access Control */
652 if (data_size >= 12) {
654 buf[i++] = 0xC0; /* SF, SGM */
659 /* The Following Data is the content of "Page 0x20" */
661 buf[i++] = 0x20; /* Page Code */
663 buf[i++] = 0x62; /* Page Length */
665 buf[i++] = 0x00; /* No Access Control */
666 if (data_size >= 8) {
668 buf[i++] = 0xC0; /* SF, SGM */
674 if (data_size > sys_info_offset) {
675 /* 96 Bytes Attribute Data */
676 int len = data_size - sys_info_offset;
677 len = (len < 96) ? len : 96;
679 memcpy(buf + sys_info_offset, ms_card->raw_sys_info, len);
683 static int mode_sense(struct scsi_cmnd *srb, struct rts51x_chip *chip)
685 unsigned int lun = SCSI_LUN(srb);
686 unsigned int dataSize;
688 int pro_formatter_flag;
689 unsigned char pageCode, *buf;
690 u8 card = get_lun_card(chip, lun);
692 if (!check_card_ready(chip, lun)) {
693 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
694 scsi_set_resid(srb, scsi_bufflen(srb));
695 TRACE_RET(chip, TRANSPORT_FAILED);
698 pro_formatter_flag = 0;
700 /* In Combo mode, device responses ModeSense command as a MS LUN
701 * when no card is inserted */
702 if ((get_lun2card(chip, lun) & MS_CARD)) {
703 if (!card || (card == MS_CARD)) {
705 if (chip->option.mspro_formatter_enable)
706 pro_formatter_flag = 1;
710 buf = kmalloc(dataSize, GFP_KERNEL);
712 TRACE_RET(chip, TRANSPORT_ERROR);
714 pageCode = srb->cmnd[2] & 0x3f;
716 if ((pageCode == 0x3F) || (pageCode == 0x1C) ||
717 (pageCode == 0x00) || (pro_formatter_flag && (pageCode == 0x20))) {
718 if (srb->cmnd[0] == MODE_SENSE) {
719 if ((pageCode == 0x3F) || (pageCode == 0x20)) {
720 ms_mode_sense(chip, srb->cmnd[0], lun, buf,
726 if (check_card_wp(chip, lun))
732 if ((pageCode == 0x3F) || (pageCode == 0x20)) {
733 ms_mode_sense(chip, srb->cmnd[0], lun, buf,
740 if (check_card_wp(chip, lun))
750 status = TRANSPORT_GOOD;
752 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
753 scsi_set_resid(srb, scsi_bufflen(srb));
754 status = TRANSPORT_FAILED;
757 if (status == TRANSPORT_GOOD) {
758 unsigned int len = min(scsi_bufflen(srb), dataSize);
759 rts51x_set_xfer_buf(buf, len, srb);
760 scsi_set_resid(srb, scsi_bufflen(srb) - len);
767 static int request_sense(struct scsi_cmnd *srb, struct rts51x_chip *chip)
769 struct sense_data_t *sense;
770 unsigned int lun = SCSI_LUN(srb);
771 struct ms_info *ms_card = &(chip->ms_card);
772 unsigned char *tmp, *buf;
774 sense = &(chip->sense_buffer[lun]);
776 if ((get_lun_card(chip, lun) == MS_CARD)
777 && PRO_UNDER_FORMATTING(ms_card)) {
778 mspro_format_sense(chip, lun);
781 buf = vmalloc(scsi_bufflen(srb));
783 TRACE_RET(chip, TRANSPORT_ERROR);
785 tmp = (unsigned char *)sense;
786 memcpy(buf, tmp, scsi_bufflen(srb));
788 rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
791 scsi_set_resid(srb, 0);
792 /* Reset Sense Data */
793 set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE);
794 return TRANSPORT_GOOD;
797 static int read_write(struct scsi_cmnd *srb, struct rts51x_chip *chip)
799 #ifdef SUPPORT_SD_LOCK
800 struct sd_info *sd_card = &(chip->sd_card);
802 unsigned int lun = SCSI_LUN(srb);
807 if (!check_card_ready(chip, lun) || (chip->capacity[lun] == 0)) {
808 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
809 TRACE_RET(chip, TRANSPORT_FAILED);
812 if (!check_lun_mc(chip, lun)) {
813 set_lun_mc(chip, lun);
814 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
815 return TRANSPORT_FAILED;
818 rts51x_prepare_run(chip);
819 RTS51X_SET_STAT(chip, STAT_RUN);
821 #ifdef SUPPORT_SD_LOCK
822 if (sd_card->sd_erase_status) {
823 /* Accessing to any card is forbidden
824 * until the erase procedure of SD is completed */
825 RTS51X_DEBUGP("SD card being erased!\n");
826 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_READ_FORBIDDEN);
827 TRACE_RET(chip, TRANSPORT_FAILED);
830 if (get_lun_card(chip, lun) == SD_CARD) {
831 if (sd_card->sd_lock_status & SD_LOCKED) {
832 RTS51X_DEBUGP("SD card locked!\n");
833 set_sense_type(chip, lun,
834 SENSE_TYPE_MEDIA_READ_FORBIDDEN);
835 TRACE_RET(chip, TRANSPORT_FAILED);
840 if ((srb->cmnd[0] == READ_10) || (srb->cmnd[0] == WRITE_10)) {
842 ((u32) srb->cmnd[2] << 24) |
843 ((u32) srb->cmnd[3] << 16) |
844 ((u32) srb->cmnd[4] << 8) |
845 ((u32) srb->cmnd[5]);
846 sec_cnt = ((u16) (srb->cmnd[7]) << 8) | srb->cmnd[8];
847 } else if ((srb->cmnd[0] == READ_6) || (srb->cmnd[0] == WRITE_6)) {
848 start_sec = ((u32) (srb->cmnd[1] & 0x1F) << 16) |
849 ((u32) srb->cmnd[2] << 8) | ((u32) srb->cmnd[3]);
850 sec_cnt = srb->cmnd[4];
851 } else if ((srb->cmnd[0] == VENDOR_CMND) &&
852 (srb->cmnd[1] == SCSI_APP_CMD) &&
853 ((srb->cmnd[2] == PP_READ10) ||
854 (srb->cmnd[2] == PP_WRITE10))) {
855 start_sec = ((u32) srb->cmnd[4] << 24) |
856 ((u32) srb->cmnd[5] << 16) |
857 ((u32) srb->cmnd[6] << 8) |
858 ((u32) srb->cmnd[7]);
859 sec_cnt = ((u16) (srb->cmnd[9]) << 8) | srb->cmnd[10];
861 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
862 TRACE_RET(chip, TRANSPORT_FAILED);
865 if ((start_sec > chip->capacity[lun]) ||
866 ((start_sec + sec_cnt) > chip->capacity[lun])) {
867 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LBA_OVER_RANGE);
868 TRACE_RET(chip, TRANSPORT_FAILED);
872 scsi_set_resid(srb, 0);
873 return TRANSPORT_GOOD;
876 if ((srb->sc_data_direction == DMA_TO_DEVICE)
877 && check_card_wp(chip, lun)) {
878 RTS51X_DEBUGP("Write protected card!\n");
879 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT);
880 TRACE_RET(chip, TRANSPORT_FAILED);
883 retval = card_rw(srb, chip, start_sec, sec_cnt);
884 if (retval != STATUS_SUCCESS) {
886 if (chip->need_release & chip->lun2card[lun]) {
887 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
890 if (srb->sc_data_direction == DMA_FROM_DEVICE) {
891 set_sense_type(chip, lun,
892 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
894 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
899 TRACE_RET(chip, TRANSPORT_FAILED);
902 scsi_set_resid(srb, 0);
904 return TRANSPORT_GOOD;
907 static int read_format_capacity(struct scsi_cmnd *srb, struct rts51x_chip *chip)
910 unsigned int lun = SCSI_LUN(srb);
911 unsigned int buf_len;
912 u8 card = get_lun_card(chip, lun);
916 if (!check_card_ready(chip, lun)) {
917 if (!chip->option.mspro_formatter_enable) {
918 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
919 TRACE_RET(chip, TRANSPORT_FAILED);
923 buf_len = (scsi_bufflen(srb) > 12) ? 0x14 : 12;
925 buf = kmalloc(buf_len, GFP_KERNEL);
927 TRACE_RET(chip, TRANSPORT_ERROR);
933 /* Capacity List Length */
934 if ((buf_len > 12) && chip->option.mspro_formatter_enable &&
935 (chip->lun2card[lun] & MS_CARD) && (!card || (card == MS_CARD))) {
944 if (check_card_ready(chip, lun)) {
945 buf[i++] = (unsigned char)((chip->capacity[lun]) >> 24);
946 buf[i++] = (unsigned char)((chip->capacity[lun]) >> 16);
947 buf[i++] = (unsigned char)((chip->capacity[lun]) >> 8);
948 buf[i++] = (unsigned char)(chip->capacity[lun]);
951 /* Byte[8]: Descriptor Type: Formatted medium */
954 buf[i++] = 0; /* Byte[16] */
962 /* Byte[8]: Descriptor Type: No medium */
965 buf[i++] = 0; /*Byte[16] */
975 buf_len = min(scsi_bufflen(srb), buf_len);
976 rts51x_set_xfer_buf(buf, buf_len, srb);
979 scsi_set_resid(srb, scsi_bufflen(srb) - buf_len);
981 return TRANSPORT_GOOD;
984 static int read_capacity(struct scsi_cmnd *srb, struct rts51x_chip *chip)
987 unsigned int lun = SCSI_LUN(srb);
989 if (!check_card_ready(chip, lun)) {
990 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
991 TRACE_RET(chip, TRANSPORT_FAILED);
994 if (!check_lun_mc(chip, lun)) {
995 set_lun_mc(chip, lun);
996 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
997 return TRANSPORT_FAILED;
1000 buf = kmalloc(8, GFP_KERNEL);
1002 TRACE_RET(chip, TRANSPORT_ERROR);
1004 buf[0] = (unsigned char)((chip->capacity[lun] - 1) >> 24);
1005 buf[1] = (unsigned char)((chip->capacity[lun] - 1) >> 16);
1006 buf[2] = (unsigned char)((chip->capacity[lun] - 1) >> 8);
1007 buf[3] = (unsigned char)(chip->capacity[lun] - 1);
1014 rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
1017 scsi_set_resid(srb, 0);
1019 return TRANSPORT_GOOD;
1022 static int get_dev_status(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1024 unsigned int lun = SCSI_LUN(srb);
1025 unsigned int buf_len;
1026 u8 status[32] = { 0 };
1028 rts51x_pp_status(chip, lun, status, 32);
1030 buf_len = min(scsi_bufflen(srb), (unsigned int)sizeof(status));
1031 rts51x_set_xfer_buf(status, buf_len, srb);
1032 scsi_set_resid(srb, scsi_bufflen(srb) - buf_len);
1034 return TRANSPORT_GOOD;
1037 static int read_status(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1039 u8 rts51x_status[16];
1040 unsigned int buf_len;
1041 unsigned int lun = SCSI_LUN(srb);
1043 rts51x_read_status(chip, lun, rts51x_status, 16);
1045 buf_len = min(scsi_bufflen(srb), (unsigned int)sizeof(rts51x_status));
1046 rts51x_set_xfer_buf(rts51x_status, buf_len, srb);
1047 scsi_set_resid(srb, scsi_bufflen(srb) - buf_len);
1049 return TRANSPORT_GOOD;
1052 static int read_mem(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1054 unsigned int lun = SCSI_LUN(srb);
1055 unsigned short addr, len, i;
1059 rts51x_prepare_run(chip);
1060 RTS51X_SET_STAT(chip, STAT_RUN);
1062 addr = ((u16) srb->cmnd[2] << 8) | srb->cmnd[3];
1063 len = ((u16) srb->cmnd[4] << 8) | srb->cmnd[5];
1065 if (addr < 0xe000) {
1066 RTS51X_DEBUGP("filter!addr=0x%x\n", addr);
1067 return TRANSPORT_GOOD;
1072 TRACE_RET(chip, TRANSPORT_ERROR);
1074 for (i = 0; i < len; i++) {
1075 retval = rts51x_ep0_read_register(chip, addr + i, buf + i);
1076 if (retval != STATUS_SUCCESS) {
1078 set_sense_type(chip, lun,
1079 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1080 TRACE_RET(chip, TRANSPORT_FAILED);
1084 len = (unsigned short)min(scsi_bufflen(srb), (unsigned int)len);
1085 rts51x_set_xfer_buf(buf, len, srb);
1086 scsi_set_resid(srb, scsi_bufflen(srb) - len);
1090 return TRANSPORT_GOOD;
1093 static int write_mem(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1095 unsigned int lun = SCSI_LUN(srb);
1096 unsigned short addr, len, i;
1100 rts51x_prepare_run(chip);
1101 RTS51X_SET_STAT(chip, STAT_RUN);
1103 addr = ((u16) srb->cmnd[2] << 8) | srb->cmnd[3];
1104 len = ((u16) srb->cmnd[4] << 8) | srb->cmnd[5];
1106 if (addr < 0xe000) {
1107 RTS51X_DEBUGP("filter!addr=0x%x\n", addr);
1108 return TRANSPORT_GOOD;
1111 len = (unsigned short)min(scsi_bufflen(srb), (unsigned int)len);
1114 TRACE_RET(chip, TRANSPORT_ERROR);
1116 rts51x_get_xfer_buf(buf, len, srb);
1118 for (i = 0; i < len; i++) {
1120 rts51x_ep0_write_register(chip, addr + i, 0xFF, buf[i]);
1121 if (retval != STATUS_SUCCESS) {
1123 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
1124 TRACE_RET(chip, TRANSPORT_FAILED);
1129 scsi_set_resid(srb, scsi_bufflen(srb) - len);
1131 return TRANSPORT_GOOD;
1134 static int get_sd_csd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1136 struct sd_info *sd_card = &(chip->sd_card);
1137 unsigned int lun = SCSI_LUN(srb);
1139 if (!check_card_ready(chip, lun)) {
1140 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1141 TRACE_RET(chip, TRANSPORT_FAILED);
1144 if (get_lun_card(chip, lun) != SD_CARD) {
1145 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1146 TRACE_RET(chip, TRANSPORT_FAILED);
1149 scsi_set_resid(srb, 0);
1150 rts51x_set_xfer_buf(sd_card->raw_csd, scsi_bufflen(srb), srb);
1152 return TRANSPORT_GOOD;
1155 static int read_phy_register(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1161 rts51x_prepare_run(chip);
1162 RTS51X_SET_STAT(chip, STAT_RUN);
1164 addr = srb->cmnd[5];
1170 TRACE_RET(chip, TRANSPORT_ERROR);
1172 for (i = 0; i < len; i++) {
1174 rts51x_read_phy_register(chip, addr + i, buf + i);
1175 if (retval != STATUS_SUCCESS) {
1177 set_sense_type(chip, SCSI_LUN(srb),
1178 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1179 TRACE_RET(chip, TRANSPORT_FAILED);
1183 len = min(scsi_bufflen(srb), (unsigned int)len);
1184 rts51x_set_xfer_buf(buf, len, srb);
1185 scsi_set_resid(srb, scsi_bufflen(srb) - len);
1190 return TRANSPORT_GOOD;
1193 static int write_phy_register(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1199 rts51x_prepare_run(chip);
1200 RTS51X_SET_STAT(chip, STAT_RUN);
1202 addr = srb->cmnd[5];
1206 len = min(scsi_bufflen(srb), (unsigned int)len);
1210 TRACE_RET(chip, TRANSPORT_ERROR);
1212 rts51x_get_xfer_buf(buf, len, srb);
1213 scsi_set_resid(srb, scsi_bufflen(srb) - len);
1215 for (i = 0; i < len; i++) {
1217 rts51x_write_phy_register(chip, addr + i, buf[i]);
1218 if (retval != STATUS_SUCCESS) {
1220 set_sense_type(chip, SCSI_LUN(srb),
1221 SENSE_TYPE_MEDIA_WRITE_ERR);
1222 TRACE_RET(chip, TRANSPORT_FAILED);
1229 return TRANSPORT_GOOD;
1232 static int get_card_bus_width(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1234 unsigned int lun = SCSI_LUN(srb);
1237 if (!check_card_ready(chip, lun)) {
1238 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1239 TRACE_RET(chip, TRANSPORT_FAILED);
1242 card = get_lun_card(chip, lun);
1243 if ((card == SD_CARD) || (card == MS_CARD)) {
1244 bus_width = chip->card_bus_width[lun];
1246 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1247 TRACE_RET(chip, TRANSPORT_FAILED);
1250 scsi_set_resid(srb, 0);
1251 rts51x_set_xfer_buf(&bus_width, scsi_bufflen(srb), srb);
1253 return TRANSPORT_GOOD;
1257 static int trace_msg_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1259 unsigned char *buf = NULL;
1261 unsigned int buf_len;
1265 ((2 + MSG_FUNC_LEN + MSG_FILE_LEN + TIME_VAL_LEN) * TRACE_ITEM_CNT);
1267 if ((scsi_bufflen(srb) < buf_len) || (scsi_sglist(srb) == NULL)) {
1268 set_sense_type(chip, SCSI_LUN(srb),
1269 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1270 TRACE_RET(chip, TRANSPORT_FAILED);
1273 clear = srb->cmnd[2];
1275 buf = vmalloc(scsi_bufflen(srb));
1277 TRACE_RET(chip, TRANSPORT_ERROR);
1279 rts51x_trace_msg(chip, buf, clear);
1281 rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
1284 scsi_set_resid(srb, 0);
1285 return TRANSPORT_GOOD;
1289 static int rw_mem_cmd_buf(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1291 int retval = STATUS_SUCCESS;
1292 unsigned int lun = SCSI_LUN(srb);
1293 u8 cmd_type, mask, value, idx, mode, len;
1297 rts51x_prepare_run(chip);
1298 RTS51X_SET_STAT(chip, STAT_RUN);
1300 switch (srb->cmnd[3]) {
1302 rts51x_init_cmd(chip);
1306 cmd_type = srb->cmnd[4];
1308 set_sense_type(chip, lun,
1309 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1310 TRACE_RET(chip, TRANSPORT_FAILED);
1312 addr = (srb->cmnd[5] << 8) | srb->cmnd[6];
1313 mask = srb->cmnd[7];
1314 value = srb->cmnd[8];
1315 rts51x_add_cmd(chip, cmd_type, addr, mask, value);
1319 mode = srb->cmnd[4];
1322 ((u32) srb->cmnd[6] << 24) | ((u32) srb->
1323 cmnd[7] << 16) | ((u32) srb->
1329 retval = rts51x_send_cmd(chip, mode, 1000);
1330 if (retval != STATUS_SUCCESS) {
1331 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
1332 TRACE_RET(chip, TRANSPORT_FAILED);
1334 if (mode & STAGE_R) {
1335 retval = rts51x_get_rsp(chip, len, timeout);
1336 if (retval != STATUS_SUCCESS) {
1337 set_sense_type(chip, lun,
1338 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1339 TRACE_RET(chip, TRANSPORT_FAILED);
1346 value = chip->rsp_buf[idx];
1347 if (scsi_bufflen(srb) < 1) {
1348 set_sense_type(chip, lun,
1349 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1350 TRACE_RET(chip, TRANSPORT_FAILED);
1352 rts51x_set_xfer_buf(&value, 1, srb);
1353 scsi_set_resid(srb, 0);
1357 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1358 TRACE_RET(chip, TRANSPORT_FAILED);
1361 if (retval != STATUS_SUCCESS) {
1362 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
1363 TRACE_RET(chip, TRANSPORT_FAILED);
1366 return TRANSPORT_GOOD;
1369 static int suit_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1373 switch (srb->cmnd[3]) {
1378 result = rw_mem_cmd_buf(srb, chip);
1381 result = TRANSPORT_ERROR;
1387 static int app_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1391 switch (srb->cmnd[2]) {
1394 result = read_write(srb, chip);
1398 result = suit_cmd(srb, chip);
1402 result = read_phy_register(srb, chip);
1406 result = write_phy_register(srb, chip);
1409 case GET_DEV_STATUS:
1410 result = get_dev_status(srb, chip);
1414 set_sense_type(chip, SCSI_LUN(srb),
1415 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1416 TRACE_RET(chip, TRANSPORT_FAILED);
1422 static int vendor_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1424 int result = TRANSPORT_GOOD;
1426 switch (srb->cmnd[1]) {
1428 result = read_status(srb, chip);
1432 result = read_mem(srb, chip);
1436 result = write_mem(srb, chip);
1440 result = get_card_bus_width(srb, chip);
1444 result = get_sd_csd(srb, chip);
1449 result = trace_msg_cmd(srb, chip);
1454 result = app_cmd(srb, chip);
1458 set_sense_type(chip, SCSI_LUN(srb),
1459 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1460 TRACE_RET(chip, TRANSPORT_FAILED);
1466 static int ms_format_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1468 struct ms_info *ms_card = &(chip->ms_card);
1469 unsigned int lun = SCSI_LUN(srb);
1470 int retval, quick_format;
1472 if (get_lun_card(chip, lun) != MS_CARD) {
1473 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1474 TRACE_RET(chip, TRANSPORT_FAILED);
1477 if ((srb->cmnd[3] != 0x4D) || (srb->cmnd[4] != 0x47)
1478 || (srb->cmnd[5] != 0x66) || (srb->cmnd[6] != 0x6D)
1479 || (srb->cmnd[7] != 0x74)) {
1480 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1481 TRACE_RET(chip, TRANSPORT_FAILED);
1484 if (srb->cmnd[8] & 0x01)
1489 if (!(chip->card_ready & MS_CARD)) {
1490 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1491 TRACE_RET(chip, TRANSPORT_FAILED);
1494 if (chip->card_wp & MS_CARD) {
1495 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT);
1496 TRACE_RET(chip, TRANSPORT_FAILED);
1499 if (!CHK_MSPRO(ms_card)) {
1500 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1501 TRACE_RET(chip, TRANSPORT_FAILED);
1504 rts51x_prepare_run(chip);
1505 RTS51X_SET_STAT(chip, STAT_RUN);
1507 retval = mspro_format(srb, chip, MS_SHORT_DATA_LEN, quick_format);
1508 if (retval != STATUS_SUCCESS) {
1509 set_sense_type(chip, lun, SENSE_TYPE_FORMAT_CMD_FAILED);
1510 TRACE_RET(chip, TRANSPORT_FAILED);
1513 scsi_set_resid(srb, 0);
1514 return TRANSPORT_GOOD;
1517 #ifdef SUPPORT_PCGL_1P18
1518 int get_ms_information(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1520 struct ms_info *ms_card = &(chip->ms_card);
1521 unsigned int lun = SCSI_LUN(srb);
1522 u8 dev_info_id, data_len;
1524 unsigned int buf_len;
1527 if (!check_card_ready(chip, lun)) {
1528 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1529 TRACE_RET(chip, TRANSPORT_FAILED);
1531 if ((get_lun_card(chip, lun) != MS_CARD)) {
1532 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1533 TRACE_RET(chip, TRANSPORT_FAILED);
1536 if ((srb->cmnd[2] != 0xB0) || (srb->cmnd[4] != 0x4D) ||
1537 (srb->cmnd[5] != 0x53) || (srb->cmnd[6] != 0x49) ||
1538 (srb->cmnd[7] != 0x44)) {
1539 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1540 TRACE_RET(chip, TRANSPORT_FAILED);
1543 dev_info_id = srb->cmnd[3];
1544 if ((CHK_MSXC(ms_card) && (dev_info_id == 0x10)) ||
1545 (!CHK_MSXC(ms_card) && (dev_info_id == 0x13)) ||
1546 !CHK_MSPRO(ms_card)) {
1547 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1548 TRACE_RET(chip, TRANSPORT_FAILED);
1551 if (dev_info_id == 0x15)
1552 buf_len = data_len = 0x3A;
1554 buf_len = data_len = 0x6A;
1556 buf = kmalloc(buf_len, GFP_KERNEL);
1558 TRACE_RET(chip, TRANSPORT_ERROR);
1561 /* GET Memory Stick Media Information Response Header */
1562 buf[i++] = 0x00; /* Data length MSB */
1563 buf[i++] = data_len; /* Data length LSB */
1564 /* Device Information Type Code */
1565 if (CHK_MSXC(ms_card))
1575 /* Number of Device Information */
1578 /* Device Information Body
1579 * Device Information ID Number */
1580 buf[i++] = dev_info_id;
1581 /* Device Information Length */
1582 if (dev_info_id == 0x15)
1586 buf[i++] = 0x00; /* Data length MSB */
1587 buf[i++] = data_len; /* Data length LSB */
1590 if ((dev_info_id == 0x10) || (dev_info_id == 0x13)) {
1591 /* System Information */
1592 memcpy(buf + i, ms_card->raw_sys_info, 96);
1595 memcpy(buf + i, ms_card->raw_model_name, 48);
1598 rts51x_set_xfer_buf(buf, buf_len, srb);
1600 if (dev_info_id == 0x15)
1601 scsi_set_resid(srb, scsi_bufflen(srb) - 0x3C);
1603 scsi_set_resid(srb, scsi_bufflen(srb) - 0x6C);
1606 return STATUS_SUCCESS;
1610 static int ms_sp_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1612 int retval = TRANSPORT_ERROR;
1614 if (srb->cmnd[2] == MS_FORMAT)
1615 retval = ms_format_cmnd(srb, chip);
1616 #ifdef SUPPORT_PCGL_1P18
1617 else if (srb->cmnd[2] == GET_MS_INFORMATION)
1618 retval = get_ms_information(srb, chip);
1625 static int sd_extention_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1627 unsigned int lun = SCSI_LUN(srb);
1630 rts51x_prepare_run(chip);
1631 RTS51X_SET_STAT(chip, STAT_RUN);
1633 sd_cleanup_work(chip);
1635 if (!check_card_ready(chip, lun)) {
1636 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1637 TRACE_RET(chip, TRANSPORT_FAILED);
1639 if ((get_lun_card(chip, lun) != SD_CARD)) {
1640 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1641 TRACE_RET(chip, TRANSPORT_FAILED);
1644 switch (srb->cmnd[0]) {
1645 case SD_PASS_THRU_MODE:
1646 result = sd_pass_thru_mode(srb, chip);
1649 case SD_EXECUTE_NO_DATA:
1650 result = sd_execute_no_data(srb, chip);
1653 case SD_EXECUTE_READ:
1654 result = sd_execute_read_data(srb, chip);
1657 case SD_EXECUTE_WRITE:
1658 result = sd_execute_write_data(srb, chip);
1662 result = sd_get_cmd_rsp(srb, chip);
1666 result = sd_hw_rst(srb, chip);
1670 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1671 TRACE_RET(chip, TRANSPORT_FAILED);
1678 #ifdef SUPPORT_MAGIC_GATE
1679 int mg_report_key(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1681 struct ms_info *ms_card = &(chip->ms_card);
1682 unsigned int lun = SCSI_LUN(srb);
1686 rts51x_prepare_run(chip);
1687 RTS51X_SET_STAT(chip, STAT_RUN);
1689 ms_cleanup_work(chip);
1691 if (!check_card_ready(chip, lun)) {
1692 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1693 TRACE_RET(chip, TRANSPORT_FAILED);
1695 if ((get_lun_card(chip, lun) != MS_CARD)) {
1696 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1697 TRACE_RET(chip, TRANSPORT_FAILED);
1700 if (srb->cmnd[7] != KC_MG_R_PRO) {
1701 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1702 TRACE_RET(chip, TRANSPORT_FAILED);
1705 if (!CHK_MSPRO(ms_card)) {
1706 set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
1707 TRACE_RET(chip, TRANSPORT_FAILED);
1710 key_format = srb->cmnd[10] & 0x3F;
1712 switch (key_format) {
1713 case KF_GET_LOC_EKB:
1714 if ((scsi_bufflen(srb) == 0x41C) &&
1715 (srb->cmnd[8] == 0x04) && (srb->cmnd[9] == 0x1C)) {
1716 retval = mg_get_local_EKB(srb, chip);
1717 if (retval != STATUS_SUCCESS)
1718 TRACE_RET(chip, TRANSPORT_FAILED);
1720 set_sense_type(chip, lun,
1721 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1722 TRACE_RET(chip, TRANSPORT_FAILED);
1727 if ((scsi_bufflen(srb) == 0x24) &&
1728 (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x24)) {
1729 retval = mg_get_rsp_chg(srb, chip);
1730 if (retval != STATUS_SUCCESS)
1731 TRACE_RET(chip, TRANSPORT_FAILED);
1733 set_sense_type(chip, lun,
1734 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1735 TRACE_RET(chip, TRANSPORT_FAILED);
1740 ms_card->mg_entry_num = srb->cmnd[5];
1741 if ((scsi_bufflen(srb) == 0x404) &&
1742 (srb->cmnd[8] == 0x04) &&
1743 (srb->cmnd[9] == 0x04) &&
1744 (srb->cmnd[2] == 0x00) &&
1745 (srb->cmnd[3] == 0x00) &&
1746 (srb->cmnd[4] == 0x00) && (srb->cmnd[5] < 32)) {
1747 retval = mg_get_ICV(srb, chip);
1748 if (retval != STATUS_SUCCESS)
1749 TRACE_RET(chip, TRANSPORT_FAILED);
1751 set_sense_type(chip, lun,
1752 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1753 TRACE_RET(chip, TRANSPORT_FAILED);
1758 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1759 TRACE_RET(chip, TRANSPORT_FAILED);
1762 scsi_set_resid(srb, 0);
1763 return TRANSPORT_GOOD;
1766 int mg_send_key(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1768 struct ms_info *ms_card = &(chip->ms_card);
1769 unsigned int lun = SCSI_LUN(srb);
1773 rts51x_prepare_run(chip);
1774 RTS51X_SET_STAT(chip, STAT_RUN);
1776 ms_cleanup_work(chip);
1778 if (!check_card_ready(chip, lun)) {
1779 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1780 TRACE_RET(chip, TRANSPORT_FAILED);
1782 if (check_card_wp(chip, lun)) {
1783 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT);
1784 TRACE_RET(chip, TRANSPORT_FAILED);
1786 if ((get_lun_card(chip, lun) != MS_CARD)) {
1787 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1788 TRACE_RET(chip, TRANSPORT_FAILED);
1791 if (srb->cmnd[7] != KC_MG_R_PRO) {
1792 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1793 TRACE_RET(chip, TRANSPORT_FAILED);
1796 if (!CHK_MSPRO(ms_card)) {
1797 set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
1798 TRACE_RET(chip, TRANSPORT_FAILED);
1801 key_format = srb->cmnd[10] & 0x3F;
1803 switch (key_format) {
1804 case KF_SET_LEAF_ID:
1805 if ((scsi_bufflen(srb) == 0x0C) &&
1806 (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) {
1807 retval = mg_set_leaf_id(srb, chip);
1808 if (retval != STATUS_SUCCESS)
1809 TRACE_RET(chip, TRANSPORT_FAILED);
1811 set_sense_type(chip, lun,
1812 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1813 TRACE_RET(chip, TRANSPORT_FAILED);
1818 if ((scsi_bufflen(srb) == 0x0C) &&
1819 (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) {
1820 retval = mg_chg(srb, chip);
1821 if (retval != STATUS_SUCCESS)
1822 TRACE_RET(chip, TRANSPORT_FAILED);
1824 set_sense_type(chip, lun,
1825 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1826 TRACE_RET(chip, TRANSPORT_FAILED);
1831 if ((scsi_bufflen(srb) == 0x0C) &&
1832 (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) {
1833 retval = mg_rsp(srb, chip);
1834 if (retval != STATUS_SUCCESS)
1835 TRACE_RET(chip, TRANSPORT_FAILED);
1837 set_sense_type(chip, lun,
1838 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1839 TRACE_RET(chip, TRANSPORT_FAILED);
1844 ms_card->mg_entry_num = srb->cmnd[5];
1845 if ((scsi_bufflen(srb) == 0x404) &&
1846 (srb->cmnd[8] == 0x04) &&
1847 (srb->cmnd[9] == 0x04) &&
1848 (srb->cmnd[2] == 0x00) &&
1849 (srb->cmnd[3] == 0x00) &&
1850 (srb->cmnd[4] == 0x00) && (srb->cmnd[5] < 32)) {
1851 retval = mg_set_ICV(srb, chip);
1852 if (retval != STATUS_SUCCESS)
1853 TRACE_RET(chip, TRANSPORT_FAILED);
1855 set_sense_type(chip, lun,
1856 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1857 TRACE_RET(chip, TRANSPORT_FAILED);
1862 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1863 TRACE_RET(chip, TRANSPORT_FAILED);
1866 scsi_set_resid(srb, 0);
1867 return TRANSPORT_GOOD;
1871 int rts51x_scsi_handler(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1873 #ifdef SUPPORT_SD_LOCK
1874 struct sd_info *sd_card = &(chip->sd_card);
1876 struct ms_info *ms_card = &(chip->ms_card);
1877 unsigned int lun = SCSI_LUN(srb);
1878 int result = TRANSPORT_GOOD;
1880 #ifdef SUPPORT_SD_LOCK
1881 if (sd_card->sd_erase_status) {
1882 /* Block all SCSI command except for REQUEST_SENSE
1883 * and rs_ppstatus */
1885 ((srb->cmnd[0] == VENDOR_CMND)
1886 && (srb->cmnd[1] == SCSI_APP_CMD)
1887 && (srb->cmnd[2] == GET_DEV_STATUS))
1888 && (srb->cmnd[0] != REQUEST_SENSE)) {
1889 /* Logical Unit Not Ready Format in Progress */
1890 set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04,
1892 TRACE_RET(chip, TRANSPORT_FAILED);
1897 if ((get_lun_card(chip, lun) == MS_CARD) &&
1898 (ms_card->format_status == FORMAT_IN_PROGRESS)) {
1899 if ((srb->cmnd[0] != REQUEST_SENSE)
1900 && (srb->cmnd[0] != INQUIRY)) {
1901 /* Logical Unit Not Ready Format in Progress */
1902 set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04,
1903 0, (u16) (ms_card->progress));
1904 TRACE_RET(chip, TRANSPORT_FAILED);
1908 switch (srb->cmnd[0]) {
1913 result = read_write(srb, chip);
1916 case TEST_UNIT_READY:
1917 result = test_unit_ready(srb, chip);
1921 result = inquiry(srb, chip);
1925 result = read_capacity(srb, chip);
1929 result = start_stop_unit(srb, chip);
1932 case ALLOW_MEDIUM_REMOVAL:
1933 result = allow_medium_removal(srb, chip);
1937 result = request_sense(srb, chip);
1942 result = mode_sense(srb, chip);
1946 result = read_format_capacity(srb, chip);
1950 result = vendor_cmnd(srb, chip);
1954 result = ms_sp_cmnd(srb, chip);
1958 case SD_PASS_THRU_MODE:
1959 case SD_EXECUTE_NO_DATA:
1960 case SD_EXECUTE_READ:
1961 case SD_EXECUTE_WRITE:
1964 result = sd_extention_cmnd(srb, chip);
1968 #ifdef SUPPORT_MAGIC_GATE
1969 case CMD_MSPRO_MG_RKEY:
1970 result = mg_report_key(srb, chip);
1973 case CMD_MSPRO_MG_SKEY:
1974 result = mg_send_key(srb, chip);
1981 result = TRANSPORT_GOOD;
1985 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1986 result = TRANSPORT_FAILED;
1992 /***********************************************************************
1994 ***********************************************************************/
1996 const char *host_info(struct Scsi_Host *host)
1998 return "SCSI emulation for RTS51xx USB driver-based card reader";
2001 int slave_alloc(struct scsi_device *sdev)
2004 * Set the INQUIRY transfer length to 36. We don't use any of
2005 * the extra data and many devices choke if asked for more or
2006 * less than 36 bytes.
2008 sdev->inquiry_len = 36;
2012 int slave_configure(struct scsi_device *sdev)
2014 /* Scatter-gather buffers (all but the last) must have a length
2015 * divisible by the bulk maxpacket size. Otherwise a data packet
2016 * would end up being short, causing a premature end to the data
2017 * transfer. Since high-speed bulk pipes have a maxpacket size
2018 * of 512, we'll use that as the scsi device queue's DMA alignment
2019 * mask. Guaranteeing proper alignment of the first buffer will
2020 * have the desired effect because, except at the beginning and
2021 * the end, scatter-gather buffers follow page boundaries. */
2022 blk_queue_dma_alignment(sdev->request_queue, (512 - 1));
2024 /* Set the SCSI level to at least 2. We'll leave it at 3 if that's
2025 * what is originally reported. We need this to avoid confusing
2026 * the SCSI layer with devices that report 0 or 1, but need 10-byte
2027 * commands (ala ATAPI devices behind certain bridges, or devices
2028 * which simply have broken INQUIRY data).
2030 * NOTE: This means /dev/sg programs (ala cdrecord) will get the
2031 * actual information. This seems to be the preference for
2032 * programs like that.
2034 * NOTE: This also means that /proc/scsi/scsi and sysfs may report
2035 * the actual value or the modified one, depending on where the
2038 if (sdev->scsi_level < SCSI_2)
2039 sdev->scsi_level = sdev->sdev_target->scsi_level = SCSI_2;
2044 /***********************************************************************
2045 * /proc/scsi/ functions
2046 ***********************************************************************/
2048 /* we use this macro to help us write into the buffer */
2050 #define SPRINTF(args...) \
2051 do { if (pos < buffer+length) pos += sprintf(pos, ## args); } while (0)
2053 int proc_info(struct Scsi_Host *host, char *buffer,
2054 char **start, off_t offset, int length, int inout)
2058 /* if someone is sending us data, just throw it away */
2062 /* print the controller name */
2063 SPRINTF(" Host scsi%d: %s\n", host->host_no, RTS51X_NAME);
2065 /* print product, vendor, and driver version strings */
2066 SPRINTF(" Vendor: Realtek Corp.\n");
2067 SPRINTF(" Product: RTS51xx USB Card Reader\n");
2068 SPRINTF(" Version: %s\n", DRIVER_VERSION);
2069 SPRINTF(" Build: %s\n", __TIME__);
2072 * Calculate start of next buffer, and return value.
2074 *start = buffer + offset;
2076 if ((pos - buffer) < offset)
2078 else if ((pos - buffer - offset) < length)
2079 return pos - buffer - offset;
2084 /* queue a command */
2085 /* This is always called with scsi_lock(host) held */
2086 int queuecommand_lck(struct scsi_cmnd *srb, void (*done) (struct scsi_cmnd *))
2088 struct rts51x_chip *chip = host_to_rts51x(srb->device->host);
2090 /* check for state-transition errors */
2091 if (chip->srb != NULL) {
2092 RTS51X_DEBUGP("Error in %s: chip->srb = %p\n",
2093 __func__, chip->srb);
2094 return SCSI_MLQUEUE_HOST_BUSY;
2097 /* fail the command if we are disconnecting */
2098 if (test_bit(FLIDX_DISCONNECTING, &chip->usb->dflags)) {
2099 RTS51X_DEBUGP("Fail command during disconnect\n");
2100 srb->result = DID_NO_CONNECT << 16;
2105 /* enqueue the command and wake up the control thread */
2106 srb->scsi_done = done;
2108 complete(&chip->usb->cmnd_ready);
2113 #if 0 /* LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 37) */
2114 int queuecommand(struct scsi_cmnd *srb, void (*done) (struct scsi_cmnd *))
2116 return queuecommand_lck(srb, done);
2119 DEF_SCSI_QCMD(queuecommand)
2121 /***********************************************************************
2122 * Error handling functions
2123 ***********************************************************************/
2124 /* Command timeout and abort */
2125 int command_abort(struct scsi_cmnd *srb)
2127 struct rts51x_chip *chip = host_to_rts51x(srb->device->host);
2129 RTS51X_DEBUGP("%s called\n", __func__);
2131 /* us->srb together with the TIMED_OUT, RESETTING, and ABORTING
2132 * bits are protected by the host lock. */
2133 scsi_lock(rts51x_to_host(chip));
2135 /* Is this command still active? */
2136 if (chip->srb != srb) {
2137 scsi_unlock(rts51x_to_host(chip));
2138 RTS51X_DEBUGP("-- nothing to abort\n");
2142 /* Set the TIMED_OUT bit. Also set the ABORTING bit, but only if
2143 * a device reset isn't already in progress (to avoid interfering
2144 * with the reset). Note that we must retain the host lock while
2145 * calling usb_stor_stop_transport(); otherwise it might interfere
2146 * with an auto-reset that begins as soon as we release the lock. */
2147 set_bit(FLIDX_TIMED_OUT, &chip->usb->dflags);
2148 if (!test_bit(FLIDX_RESETTING, &chip->usb->dflags)) {
2149 set_bit(FLIDX_ABORTING, &chip->usb->dflags);
2150 /* rts51x_stop_transport(us); */
2152 scsi_unlock(rts51x_to_host(chip));
2154 /* Wait for the aborted command to finish */
2155 wait_for_completion(&chip->usb->notify);
2159 /* This invokes the transport reset mechanism to reset the state of the
2161 int device_reset(struct scsi_cmnd *srb)
2165 RTS51X_DEBUGP("%s called\n", __func__);
2167 return result < 0 ? FAILED : SUCCESS;
2170 /* Simulate a SCSI bus reset by resetting the device's USB port. */
2171 int bus_reset(struct scsi_cmnd *srb)
2175 RTS51X_DEBUGP("%s called\n", __func__);
2177 return result < 0 ? FAILED : SUCCESS;
2180 static const char *rts5139_info(struct Scsi_Host *host)
2182 return "SCSI emulation for RTS5139 USB card reader";
2185 struct scsi_host_template rts51x_host_template = {
2186 /* basic userland interface stuff */
2187 .name = RTS51X_NAME,
2188 .proc_name = RTS51X_NAME,
2189 .proc_info = proc_info,
2190 .info = rts5139_info,
2192 /* command interface -- queued only */
2193 .queuecommand = queuecommand,
2195 /* error and abort handlers */
2196 .eh_abort_handler = command_abort,
2197 .eh_device_reset_handler = device_reset,
2198 .eh_bus_reset_handler = bus_reset,
2200 /* queue commands only, only one command per LUN */
2204 /* unknown initiator id */
2207 .slave_alloc = slave_alloc,
2208 .slave_configure = slave_configure,
2210 /* lots of sg segments can be handled */
2211 .sg_tablesize = SG_ALL,
2213 /* limit the total size of a transfer to 120 KB */
2216 /* merge commands... this seems to help performance, but
2217 * periodically someone should test to see which setting is more
2220 .use_clustering = 1,
2225 /* we do our own delay after a device or bus reset */
2226 .skip_settle_delay = 1,
2228 /* sysfs device attributes */
2229 /* .sdev_attrs = sysfs_device_attr_list, */
2231 /* module management */
2232 .module = THIS_MODULE