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>
31 #include <linux/export.h>
33 #include <scsi/scsi.h>
34 #include <scsi/scsi_eh.h>
35 #include <scsi/scsi_device.h>
39 #include "rts51x_chip.h"
40 #include "rts51x_scsi.h"
41 #include "rts51x_card.h"
42 #include "rts51x_transport.h"
47 void rts51x_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 rts51x_set_sense_type(struct rts51x_chip *chip, unsigned int lun, int sense_type)
338 switch (sense_type) {
339 case SENSE_TYPE_MEDIA_CHANGE:
340 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x06, 0, 0x28, 0, 0, 0);
343 case SENSE_TYPE_MEDIA_NOT_PRESENT:
344 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x3A, 0, 0, 0);
347 case SENSE_TYPE_MEDIA_LBA_OVER_RANGE:
348 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x21, 0, 0, 0);
351 case SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT:
352 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x25, 0, 0, 0);
355 case SENSE_TYPE_MEDIA_WRITE_PROTECT:
356 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x07, 0, 0x27, 0, 0, 0);
359 case SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR:
360 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x11, 0, 0, 0);
363 case SENSE_TYPE_MEDIA_WRITE_ERR:
364 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x0C, 0x02, 0, 0);
367 case SENSE_TYPE_MEDIA_INVALID_CMD_FIELD:
368 rts51x_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_CMD_FAILED:
373 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x31, 0x01, 0, 0);
376 #ifdef SUPPORT_MAGIC_GATE
377 case SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB:
378 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x6F, 0x02, 0, 0);
381 case SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN:
382 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x6F, 0x00, 0, 0);
385 case SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM:
386 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x30, 0x00, 0, 0);
389 case SENSE_TYPE_MG_WRITE_ERR:
390 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x0C, 0x00, 0, 0);
394 case SENSE_TYPE_NO_SENSE:
396 rts51x_set_sense_data(chip, lun, CUR_ERR, 0, 0, 0, 0, 0, 0);
401 void rts51x_set_sense_data(struct rts51x_chip *chip, unsigned int lun, u8 err_code,
402 u8 sense_key, u32 info, u8 asc, u8 ascq, u8 sns_key_info0,
405 struct sense_data_t *sense = &(chip->sense_buffer[lun]);
407 sense->err_code = err_code;
408 sense->sense_key = sense_key;
409 sense->info[0] = (u8) (info >> 24);
410 sense->info[1] = (u8) (info >> 16);
411 sense->info[2] = (u8) (info >> 8);
412 sense->info[3] = (u8) info;
414 sense->ad_sense_len = sizeof(struct sense_data_t) - 8;
417 if (sns_key_info0 != 0) {
418 sense->sns_key_info[0] = SKSV | sns_key_info0;
419 sense->sns_key_info[1] = (sns_key_info1 & 0xf0) >> 8;
420 sense->sns_key_info[2] = sns_key_info1 & 0x0f;
424 static int test_unit_ready(struct scsi_cmnd *srb, struct rts51x_chip *chip)
426 unsigned int lun = SCSI_LUN(srb);
428 rts51x_init_cards(chip);
430 if (!check_card_ready(chip, lun)) {
431 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
432 return TRANSPORT_FAILED;
435 if (!check_lun_mc(chip, lun)) {
436 set_lun_mc(chip, lun);
437 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
438 return TRANSPORT_FAILED;
441 return TRANSPORT_GOOD;
444 unsigned char formatter_inquiry_str[20] = {
445 'M', 'E', 'M', 'O', 'R', 'Y', 'S', 'T', 'I', 'C', 'K',
446 '-', 'M', 'G', /* Byte[47:49] */
447 0x0B, /* Byte[50]: MG, MS, MSPro, MSXC */
448 0x00, /* Byte[51]: Category Specific Commands */
449 0x00, /* Byte[52]: Access Control and feature */
450 0x20, 0x20, 0x20, /* Byte[53:55] */
453 static int inquiry(struct scsi_cmnd *srb, struct rts51x_chip *chip)
455 unsigned int lun = SCSI_LUN(srb);
456 char *inquiry_default = (char *)"Generic-xD/SD/M.S. 1.00 ";
457 char *inquiry_string;
458 unsigned char sendbytes;
460 u8 card = rts51x_get_lun_card(chip, lun);
461 int pro_formatter_flag = 0;
462 unsigned char inquiry_buf[] = {
463 QULIFIRE | DRCT_ACCESS_DEV,
470 REL_ADR | WBUS_32 | WBUS_16 | SYNC | LINKED | CMD_QUE | SFT_RE,
473 inquiry_string = inquiry_default;
475 buf = vmalloc(scsi_bufflen(srb));
477 TRACE_RET(chip, TRANSPORT_ERROR);
479 if (MS_FORMATTER_ENABLED(chip) && (get_lun2card(chip, lun) & MS_CARD)) {
480 if (!card || (card == MS_CARD))
481 pro_formatter_flag = 1;
484 if (pro_formatter_flag) {
485 if (scsi_bufflen(srb) < 56)
486 sendbytes = (unsigned char)(scsi_bufflen(srb));
490 if (scsi_bufflen(srb) < 36)
491 sendbytes = (unsigned char)(scsi_bufflen(srb));
497 memcpy(buf, inquiry_buf, 8);
498 memcpy(buf + 8, inquiry_string, sendbytes - 8);
499 if (pro_formatter_flag)
500 buf[4] = 0x33; /* Additional Length */
502 memcpy(buf, inquiry_buf, sendbytes);
505 if (pro_formatter_flag) {
507 memcpy(buf + 36, formatter_inquiry_str, sendbytes - 36);
510 scsi_set_resid(srb, 0);
512 rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
515 return TRANSPORT_GOOD;
518 static int start_stop_unit(struct scsi_cmnd *srb, struct rts51x_chip *chip)
520 unsigned int lun = SCSI_LUN(srb);
522 scsi_set_resid(srb, scsi_bufflen(srb));
524 if (srb->cmnd[1] == 1)
525 return TRANSPORT_GOOD;
527 switch (srb->cmnd[0x4]) {
530 return TRANSPORT_GOOD;
533 /* Media shall be unload */
534 if (check_card_ready(chip, lun))
535 rts51x_eject_card(chip, lun);
536 return TRANSPORT_GOOD;
538 case MAKE_MEDIUM_READY:
540 if (check_card_ready(chip, lun)) {
541 return TRANSPORT_GOOD;
543 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
544 TRACE_RET(chip, TRANSPORT_FAILED);
550 TRACE_RET(chip, TRANSPORT_ERROR);
553 static int allow_medium_removal(struct scsi_cmnd *srb, struct rts51x_chip *chip)
557 prevent = srb->cmnd[4] & 0x1;
559 scsi_set_resid(srb, 0);
562 rts51x_set_sense_type(chip, SCSI_LUN(srb),
563 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
564 TRACE_RET(chip, TRANSPORT_FAILED);
567 return TRANSPORT_GOOD;
570 static void ms_mode_sense(struct rts51x_chip *chip, u8 cmd,
571 int lun, u8 *buf, int buf_len)
573 struct ms_info *ms_card = &(chip->ms_card);
575 int data_size = buf_len;
576 int support_format = 0;
579 if (cmd == MODE_SENSE) {
581 if (data_size > 0x68)
583 buf[i++] = 0x67; /* Mode Data Length */
585 sys_info_offset = 12;
586 if (data_size > 0x6C)
588 buf[i++] = 0x00; /* Mode Data Length (MSB) */
589 buf[i++] = 0x6A; /* Mode Data Length (LSB) */
592 /* Medium Type Code */
593 if (check_card_ready(chip, lun)) {
594 if (CHK_MSXC(ms_card)) {
597 } else if (CHK_MSPRO(ms_card)) {
605 if (check_card_wp(chip, lun))
610 buf[i++] = 0x00; /* MediaType */
611 buf[i++] = 0x00; /* WP */
614 buf[i++] = 0x00; /* Reserved */
616 if (cmd == MODE_SENSE_10) {
617 buf[i++] = 0x00; /* Reserved */
618 buf[i++] = 0x00; /* Block descriptor length(MSB) */
619 buf[i++] = 0x00; /* Block descriptor length(LSB) */
621 /* The Following Data is the content of "Page 0x20" */
623 buf[i++] = 0x20; /* Page Code */
625 buf[i++] = 0x62; /* Page Length */
627 buf[i++] = 0x00; /* No Access Control */
628 if (data_size >= 12) {
630 buf[i++] = 0xC0; /* SF, SGM */
635 /* The Following Data is the content of "Page 0x20" */
637 buf[i++] = 0x20; /* Page Code */
639 buf[i++] = 0x62; /* Page Length */
641 buf[i++] = 0x00; /* No Access Control */
642 if (data_size >= 8) {
644 buf[i++] = 0xC0; /* SF, SGM */
650 if (data_size > sys_info_offset) {
651 /* 96 Bytes Attribute Data */
652 int len = data_size - sys_info_offset;
653 len = (len < 96) ? len : 96;
655 memcpy(buf + sys_info_offset, ms_card->raw_sys_info, len);
659 static int mode_sense(struct scsi_cmnd *srb, struct rts51x_chip *chip)
661 unsigned int lun = SCSI_LUN(srb);
662 unsigned int dataSize;
664 int pro_formatter_flag;
665 unsigned char pageCode, *buf;
666 u8 card = rts51x_get_lun_card(chip, lun);
668 if (!check_card_ready(chip, lun)) {
669 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
670 scsi_set_resid(srb, scsi_bufflen(srb));
671 TRACE_RET(chip, TRANSPORT_FAILED);
674 pro_formatter_flag = 0;
676 /* In Combo mode, device responses ModeSense command as a MS LUN
677 * when no card is inserted */
678 if ((get_lun2card(chip, lun) & MS_CARD)) {
679 if (!card || (card == MS_CARD)) {
681 if (chip->option.rts51x_mspro_formatter_enable)
682 pro_formatter_flag = 1;
686 buf = kmalloc(dataSize, GFP_KERNEL);
688 TRACE_RET(chip, TRANSPORT_ERROR);
690 pageCode = srb->cmnd[2] & 0x3f;
692 if ((pageCode == 0x3F) || (pageCode == 0x1C) ||
693 (pageCode == 0x00) || (pro_formatter_flag && (pageCode == 0x20))) {
694 if (srb->cmnd[0] == MODE_SENSE) {
695 if ((pageCode == 0x3F) || (pageCode == 0x20)) {
696 ms_mode_sense(chip, srb->cmnd[0], lun, buf,
702 if (check_card_wp(chip, lun))
708 if ((pageCode == 0x3F) || (pageCode == 0x20)) {
709 ms_mode_sense(chip, srb->cmnd[0], lun, buf,
716 if (check_card_wp(chip, lun))
726 status = TRANSPORT_GOOD;
728 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
729 scsi_set_resid(srb, scsi_bufflen(srb));
730 status = TRANSPORT_FAILED;
733 if (status == TRANSPORT_GOOD) {
734 unsigned int len = min(scsi_bufflen(srb), dataSize);
735 rts51x_set_xfer_buf(buf, len, srb);
736 scsi_set_resid(srb, scsi_bufflen(srb) - len);
743 static int request_sense(struct scsi_cmnd *srb, struct rts51x_chip *chip)
745 struct sense_data_t *sense;
746 unsigned int lun = SCSI_LUN(srb);
747 struct ms_info *ms_card = &(chip->ms_card);
748 unsigned char *tmp, *buf;
750 sense = &(chip->sense_buffer[lun]);
752 if ((rts51x_get_lun_card(chip, lun) == MS_CARD)
753 && PRO_UNDER_FORMATTING(ms_card)) {
754 rts51x_mspro_format_sense(chip, lun);
757 buf = vmalloc(scsi_bufflen(srb));
759 TRACE_RET(chip, TRANSPORT_ERROR);
761 tmp = (unsigned char *)sense;
762 memcpy(buf, tmp, scsi_bufflen(srb));
764 rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
767 scsi_set_resid(srb, 0);
768 /* Reset Sense Data */
769 rts51x_set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE);
770 return TRANSPORT_GOOD;
773 static int read_write(struct scsi_cmnd *srb, struct rts51x_chip *chip)
775 unsigned int lun = SCSI_LUN(srb);
780 if (!check_card_ready(chip, lun) || (chip->capacity[lun] == 0)) {
781 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
782 TRACE_RET(chip, TRANSPORT_FAILED);
785 if (!check_lun_mc(chip, lun)) {
786 set_lun_mc(chip, lun);
787 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
788 return TRANSPORT_FAILED;
791 rts51x_prepare_run(chip);
792 RTS51X_SET_STAT(chip, STAT_RUN);
794 if ((srb->cmnd[0] == READ_10) || (srb->cmnd[0] == WRITE_10)) {
796 ((u32) srb->cmnd[2] << 24) |
797 ((u32) srb->cmnd[3] << 16) |
798 ((u32) srb->cmnd[4] << 8) |
799 ((u32) srb->cmnd[5]);
800 sec_cnt = ((u16) (srb->cmnd[7]) << 8) | srb->cmnd[8];
801 } else if ((srb->cmnd[0] == READ_6) || (srb->cmnd[0] == WRITE_6)) {
802 start_sec = ((u32) (srb->cmnd[1] & 0x1F) << 16) |
803 ((u32) srb->cmnd[2] << 8) | ((u32) srb->cmnd[3]);
804 sec_cnt = srb->cmnd[4];
805 } else if ((srb->cmnd[0] == VENDOR_CMND) &&
806 (srb->cmnd[1] == SCSI_APP_CMD) &&
807 ((srb->cmnd[2] == PP_READ10) ||
808 (srb->cmnd[2] == PP_WRITE10))) {
809 start_sec = ((u32) srb->cmnd[4] << 24) |
810 ((u32) srb->cmnd[5] << 16) |
811 ((u32) srb->cmnd[6] << 8) |
812 ((u32) srb->cmnd[7]);
813 sec_cnt = ((u16) (srb->cmnd[9]) << 8) | srb->cmnd[10];
815 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
816 TRACE_RET(chip, TRANSPORT_FAILED);
819 if ((start_sec > chip->capacity[lun]) ||
820 ((start_sec + sec_cnt) > chip->capacity[lun])) {
821 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LBA_OVER_RANGE);
822 TRACE_RET(chip, TRANSPORT_FAILED);
826 scsi_set_resid(srb, 0);
827 return TRANSPORT_GOOD;
830 if ((srb->sc_data_direction == DMA_TO_DEVICE)
831 && check_card_wp(chip, lun)) {
832 RTS51X_DEBUGP("Write protected card!\n");
833 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT);
834 TRACE_RET(chip, TRANSPORT_FAILED);
837 retval = rts51x_card_rw(srb, chip, start_sec, sec_cnt);
838 if (retval != STATUS_SUCCESS) {
839 if (srb->sc_data_direction == DMA_FROM_DEVICE) {
840 rts51x_set_sense_type(chip, lun,
841 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
843 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
845 TRACE_RET(chip, TRANSPORT_FAILED);
848 scsi_set_resid(srb, 0);
850 return TRANSPORT_GOOD;
853 static int read_format_capacity(struct scsi_cmnd *srb, struct rts51x_chip *chip)
856 unsigned int lun = SCSI_LUN(srb);
857 unsigned int buf_len;
858 u8 card = rts51x_get_lun_card(chip, lun);
862 if (!check_card_ready(chip, lun)) {
863 if (!chip->option.rts51x_mspro_formatter_enable) {
864 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
865 TRACE_RET(chip, TRANSPORT_FAILED);
869 buf_len = (scsi_bufflen(srb) > 12) ? 0x14 : 12;
871 buf = kmalloc(buf_len, GFP_KERNEL);
873 TRACE_RET(chip, TRANSPORT_ERROR);
879 /* Capacity List Length */
880 if ((buf_len > 12) && chip->option.rts51x_mspro_formatter_enable &&
881 (chip->lun2card[lun] & MS_CARD) && (!card || (card == MS_CARD))) {
890 if (check_card_ready(chip, lun)) {
891 buf[i++] = (unsigned char)((chip->capacity[lun]) >> 24);
892 buf[i++] = (unsigned char)((chip->capacity[lun]) >> 16);
893 buf[i++] = (unsigned char)((chip->capacity[lun]) >> 8);
894 buf[i++] = (unsigned char)(chip->capacity[lun]);
897 /* Byte[8]: Descriptor Type: Formatted medium */
900 buf[i++] = 0; /* Byte[16] */
908 /* Byte[8]: Descriptor Type: No medium */
911 buf[i++] = 0; /*Byte[16] */
921 buf_len = min(scsi_bufflen(srb), buf_len);
922 rts51x_set_xfer_buf(buf, buf_len, srb);
925 scsi_set_resid(srb, scsi_bufflen(srb) - buf_len);
927 return TRANSPORT_GOOD;
930 static int read_capacity(struct scsi_cmnd *srb, struct rts51x_chip *chip)
933 unsigned int lun = SCSI_LUN(srb);
935 if (!check_card_ready(chip, lun)) {
936 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
937 TRACE_RET(chip, TRANSPORT_FAILED);
940 if (!check_lun_mc(chip, lun)) {
941 set_lun_mc(chip, lun);
942 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE);
943 return TRANSPORT_FAILED;
946 buf = kmalloc(8, GFP_KERNEL);
948 TRACE_RET(chip, TRANSPORT_ERROR);
950 buf[0] = (unsigned char)((chip->capacity[lun] - 1) >> 24);
951 buf[1] = (unsigned char)((chip->capacity[lun] - 1) >> 16);
952 buf[2] = (unsigned char)((chip->capacity[lun] - 1) >> 8);
953 buf[3] = (unsigned char)(chip->capacity[lun] - 1);
960 rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
963 scsi_set_resid(srb, 0);
965 return TRANSPORT_GOOD;
968 static int get_dev_status(struct scsi_cmnd *srb, struct rts51x_chip *chip)
970 unsigned int lun = SCSI_LUN(srb);
971 unsigned int buf_len;
972 u8 status[32] = { 0 };
974 rts51x_pp_status(chip, lun, status, 32);
976 buf_len = min(scsi_bufflen(srb), (unsigned int)sizeof(status));
977 rts51x_set_xfer_buf(status, buf_len, srb);
978 scsi_set_resid(srb, scsi_bufflen(srb) - buf_len);
980 return TRANSPORT_GOOD;
983 static int read_status(struct scsi_cmnd *srb, struct rts51x_chip *chip)
985 u8 rts51x_status[16];
986 unsigned int buf_len;
987 unsigned int lun = SCSI_LUN(srb);
989 rts51x_read_status(chip, lun, rts51x_status, 16);
991 buf_len = min(scsi_bufflen(srb), (unsigned int)sizeof(rts51x_status));
992 rts51x_set_xfer_buf(rts51x_status, buf_len, srb);
993 scsi_set_resid(srb, scsi_bufflen(srb) - buf_len);
995 return TRANSPORT_GOOD;
998 static int read_mem(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1000 unsigned int lun = SCSI_LUN(srb);
1001 unsigned short addr, len, i;
1005 rts51x_prepare_run(chip);
1006 RTS51X_SET_STAT(chip, STAT_RUN);
1008 addr = ((u16) srb->cmnd[2] << 8) | srb->cmnd[3];
1009 len = ((u16) srb->cmnd[4] << 8) | srb->cmnd[5];
1011 if (addr < 0xe000) {
1012 RTS51X_DEBUGP("filter!addr=0x%x\n", addr);
1013 return TRANSPORT_GOOD;
1018 TRACE_RET(chip, TRANSPORT_ERROR);
1020 for (i = 0; i < len; i++) {
1021 retval = rts51x_ep0_read_register(chip, addr + i, buf + i);
1022 if (retval != STATUS_SUCCESS) {
1024 rts51x_set_sense_type(chip, lun,
1025 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1026 TRACE_RET(chip, TRANSPORT_FAILED);
1030 len = (unsigned short)min(scsi_bufflen(srb), (unsigned int)len);
1031 rts51x_set_xfer_buf(buf, len, srb);
1032 scsi_set_resid(srb, scsi_bufflen(srb) - len);
1036 return TRANSPORT_GOOD;
1039 static int write_mem(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1041 unsigned int lun = SCSI_LUN(srb);
1042 unsigned short addr, len, i;
1046 rts51x_prepare_run(chip);
1047 RTS51X_SET_STAT(chip, STAT_RUN);
1049 addr = ((u16) srb->cmnd[2] << 8) | srb->cmnd[3];
1050 len = ((u16) srb->cmnd[4] << 8) | srb->cmnd[5];
1052 if (addr < 0xe000) {
1053 RTS51X_DEBUGP("filter!addr=0x%x\n", addr);
1054 return TRANSPORT_GOOD;
1057 len = (unsigned short)min(scsi_bufflen(srb), (unsigned int)len);
1060 TRACE_RET(chip, TRANSPORT_ERROR);
1062 rts51x_get_xfer_buf(buf, len, srb);
1064 for (i = 0; i < len; i++) {
1066 rts51x_ep0_write_register(chip, addr + i, 0xFF, buf[i]);
1067 if (retval != STATUS_SUCCESS) {
1069 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
1070 TRACE_RET(chip, TRANSPORT_FAILED);
1075 scsi_set_resid(srb, scsi_bufflen(srb) - len);
1077 return TRANSPORT_GOOD;
1080 static int get_sd_csd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1082 struct sd_info *sd_card = &(chip->sd_card);
1083 unsigned int lun = SCSI_LUN(srb);
1085 if (!check_card_ready(chip, lun)) {
1086 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1087 TRACE_RET(chip, TRANSPORT_FAILED);
1090 if (rts51x_get_lun_card(chip, lun) != SD_CARD) {
1091 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1092 TRACE_RET(chip, TRANSPORT_FAILED);
1095 scsi_set_resid(srb, 0);
1096 rts51x_set_xfer_buf(sd_card->raw_csd, scsi_bufflen(srb), srb);
1098 return TRANSPORT_GOOD;
1101 static int read_phy_register(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1107 rts51x_prepare_run(chip);
1108 RTS51X_SET_STAT(chip, STAT_RUN);
1110 addr = srb->cmnd[5];
1116 TRACE_RET(chip, TRANSPORT_ERROR);
1118 for (i = 0; i < len; i++) {
1120 rts51x_read_phy_register(chip, addr + i, buf + i);
1121 if (retval != STATUS_SUCCESS) {
1123 rts51x_set_sense_type(chip, SCSI_LUN(srb),
1124 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1125 TRACE_RET(chip, TRANSPORT_FAILED);
1129 len = min(scsi_bufflen(srb), (unsigned int)len);
1130 rts51x_set_xfer_buf(buf, len, srb);
1131 scsi_set_resid(srb, scsi_bufflen(srb) - len);
1136 return TRANSPORT_GOOD;
1139 static int write_phy_register(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1145 rts51x_prepare_run(chip);
1146 RTS51X_SET_STAT(chip, STAT_RUN);
1148 addr = srb->cmnd[5];
1152 len = min(scsi_bufflen(srb), (unsigned int)len);
1156 TRACE_RET(chip, TRANSPORT_ERROR);
1158 rts51x_get_xfer_buf(buf, len, srb);
1159 scsi_set_resid(srb, scsi_bufflen(srb) - len);
1161 for (i = 0; i < len; i++) {
1163 rts51x_write_phy_register(chip, addr + i, buf[i]);
1164 if (retval != STATUS_SUCCESS) {
1166 rts51x_set_sense_type(chip, SCSI_LUN(srb),
1167 SENSE_TYPE_MEDIA_WRITE_ERR);
1168 TRACE_RET(chip, TRANSPORT_FAILED);
1175 return TRANSPORT_GOOD;
1178 static int get_card_bus_width(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1180 unsigned int lun = SCSI_LUN(srb);
1183 if (!check_card_ready(chip, lun)) {
1184 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1185 TRACE_RET(chip, TRANSPORT_FAILED);
1188 card = rts51x_get_lun_card(chip, lun);
1189 if ((card == SD_CARD) || (card == MS_CARD)) {
1190 bus_width = chip->card_bus_width[lun];
1192 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1193 TRACE_RET(chip, TRANSPORT_FAILED);
1196 scsi_set_resid(srb, 0);
1197 rts51x_set_xfer_buf(&bus_width, scsi_bufflen(srb), srb);
1199 return TRANSPORT_GOOD;
1203 static int trace_msg_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1205 unsigned char *buf = NULL;
1207 unsigned int buf_len;
1211 ((2 + MSG_FUNC_LEN + MSG_FILE_LEN + TIME_VAL_LEN) * TRACE_ITEM_CNT);
1213 if ((scsi_bufflen(srb) < buf_len) || (scsi_sglist(srb) == NULL)) {
1214 rts51x_set_sense_type(chip, SCSI_LUN(srb),
1215 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1216 TRACE_RET(chip, TRANSPORT_FAILED);
1219 clear = srb->cmnd[2];
1221 buf = vmalloc(scsi_bufflen(srb));
1223 TRACE_RET(chip, TRANSPORT_ERROR);
1225 rts51x_trace_msg(chip, buf, clear);
1227 rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb);
1230 scsi_set_resid(srb, 0);
1231 return TRANSPORT_GOOD;
1235 static int rw_mem_cmd_buf(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1237 int retval = STATUS_SUCCESS;
1238 unsigned int lun = SCSI_LUN(srb);
1239 u8 cmd_type, mask, value, idx, mode, len;
1243 rts51x_prepare_run(chip);
1244 RTS51X_SET_STAT(chip, STAT_RUN);
1246 switch (srb->cmnd[3]) {
1248 rts51x_init_cmd(chip);
1252 cmd_type = srb->cmnd[4];
1254 rts51x_set_sense_type(chip, lun,
1255 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1256 TRACE_RET(chip, TRANSPORT_FAILED);
1258 addr = (srb->cmnd[5] << 8) | srb->cmnd[6];
1259 mask = srb->cmnd[7];
1260 value = srb->cmnd[8];
1261 rts51x_add_cmd(chip, cmd_type, addr, mask, value);
1265 mode = srb->cmnd[4];
1268 ((u32) srb->cmnd[6] << 24) | ((u32) srb->
1269 cmnd[7] << 16) | ((u32) srb->
1275 retval = rts51x_send_cmd(chip, mode, 1000);
1276 if (retval != STATUS_SUCCESS) {
1277 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
1278 TRACE_RET(chip, TRANSPORT_FAILED);
1280 if (mode & STAGE_R) {
1281 retval = rts51x_get_rsp(chip, len, timeout);
1282 if (retval != STATUS_SUCCESS) {
1283 rts51x_set_sense_type(chip, lun,
1284 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
1285 TRACE_RET(chip, TRANSPORT_FAILED);
1292 value = chip->rsp_buf[idx];
1293 if (scsi_bufflen(srb) < 1) {
1294 rts51x_set_sense_type(chip, lun,
1295 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1296 TRACE_RET(chip, TRANSPORT_FAILED);
1298 rts51x_set_xfer_buf(&value, 1, srb);
1299 scsi_set_resid(srb, 0);
1303 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1304 TRACE_RET(chip, TRANSPORT_FAILED);
1307 if (retval != STATUS_SUCCESS) {
1308 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR);
1309 TRACE_RET(chip, TRANSPORT_FAILED);
1312 return TRANSPORT_GOOD;
1315 static int suit_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1319 switch (srb->cmnd[3]) {
1324 result = rw_mem_cmd_buf(srb, chip);
1327 result = TRANSPORT_ERROR;
1333 static int app_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1337 switch (srb->cmnd[2]) {
1340 result = read_write(srb, chip);
1344 result = suit_cmd(srb, chip);
1348 result = read_phy_register(srb, chip);
1352 result = write_phy_register(srb, chip);
1355 case GET_DEV_STATUS:
1356 result = get_dev_status(srb, chip);
1360 rts51x_set_sense_type(chip, SCSI_LUN(srb),
1361 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1362 TRACE_RET(chip, TRANSPORT_FAILED);
1368 static int vendor_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1370 int result = TRANSPORT_GOOD;
1372 switch (srb->cmnd[1]) {
1374 result = read_status(srb, chip);
1378 result = read_mem(srb, chip);
1382 result = write_mem(srb, chip);
1386 result = get_card_bus_width(srb, chip);
1390 result = get_sd_csd(srb, chip);
1395 result = trace_msg_cmd(srb, chip);
1400 result = app_cmd(srb, chip);
1404 rts51x_set_sense_type(chip, SCSI_LUN(srb),
1405 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1406 TRACE_RET(chip, TRANSPORT_FAILED);
1412 static int ms_format_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1414 struct ms_info *ms_card = &(chip->ms_card);
1415 unsigned int lun = SCSI_LUN(srb);
1416 int retval, quick_format;
1418 if (rts51x_get_lun_card(chip, lun) != MS_CARD) {
1419 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1420 TRACE_RET(chip, TRANSPORT_FAILED);
1423 if ((srb->cmnd[3] != 0x4D) || (srb->cmnd[4] != 0x47)
1424 || (srb->cmnd[5] != 0x66) || (srb->cmnd[6] != 0x6D)
1425 || (srb->cmnd[7] != 0x74)) {
1426 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1427 TRACE_RET(chip, TRANSPORT_FAILED);
1430 if (srb->cmnd[8] & 0x01)
1435 if (!(chip->card_ready & MS_CARD)) {
1436 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1437 TRACE_RET(chip, TRANSPORT_FAILED);
1440 if (chip->card_wp & MS_CARD) {
1441 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT);
1442 TRACE_RET(chip, TRANSPORT_FAILED);
1445 if (!CHK_MSPRO(ms_card)) {
1446 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1447 TRACE_RET(chip, TRANSPORT_FAILED);
1450 rts51x_prepare_run(chip);
1451 RTS51X_SET_STAT(chip, STAT_RUN);
1453 retval = rts51x_mspro_format(srb, chip, MS_SHORT_DATA_LEN, quick_format);
1454 if (retval != STATUS_SUCCESS) {
1455 rts51x_set_sense_type(chip, lun, SENSE_TYPE_FORMAT_CMD_FAILED);
1456 TRACE_RET(chip, TRANSPORT_FAILED);
1459 scsi_set_resid(srb, 0);
1460 return TRANSPORT_GOOD;
1463 #ifdef SUPPORT_PCGL_1P18
1464 static int get_ms_information(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1466 struct ms_info *ms_card = &(chip->ms_card);
1467 unsigned int lun = SCSI_LUN(srb);
1468 u8 dev_info_id, data_len;
1470 unsigned int buf_len;
1473 if (!check_card_ready(chip, lun)) {
1474 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1475 TRACE_RET(chip, TRANSPORT_FAILED);
1477 if ((rts51x_get_lun_card(chip, lun) != MS_CARD)) {
1478 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1479 TRACE_RET(chip, TRANSPORT_FAILED);
1482 if ((srb->cmnd[2] != 0xB0) || (srb->cmnd[4] != 0x4D) ||
1483 (srb->cmnd[5] != 0x53) || (srb->cmnd[6] != 0x49) ||
1484 (srb->cmnd[7] != 0x44)) {
1485 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1486 TRACE_RET(chip, TRANSPORT_FAILED);
1489 dev_info_id = srb->cmnd[3];
1490 if ((CHK_MSXC(ms_card) && (dev_info_id == 0x10)) ||
1491 (!CHK_MSXC(ms_card) && (dev_info_id == 0x13)) ||
1492 !CHK_MSPRO(ms_card)) {
1493 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1494 TRACE_RET(chip, TRANSPORT_FAILED);
1497 if (dev_info_id == 0x15)
1498 buf_len = data_len = 0x3A;
1500 buf_len = data_len = 0x6A;
1502 buf = kmalloc(buf_len, GFP_KERNEL);
1504 TRACE_RET(chip, TRANSPORT_ERROR);
1507 /* GET Memory Stick Media Information Response Header */
1508 buf[i++] = 0x00; /* Data length MSB */
1509 buf[i++] = data_len; /* Data length LSB */
1510 /* Device Information Type Code */
1511 if (CHK_MSXC(ms_card))
1521 /* Number of Device Information */
1524 /* Device Information Body
1525 * Device Information ID Number */
1526 buf[i++] = dev_info_id;
1527 /* Device Information Length */
1528 if (dev_info_id == 0x15)
1532 buf[i++] = 0x00; /* Data length MSB */
1533 buf[i++] = data_len; /* Data length LSB */
1536 if ((dev_info_id == 0x10) || (dev_info_id == 0x13)) {
1537 /* System Information */
1538 memcpy(buf + i, ms_card->raw_sys_info, 96);
1541 memcpy(buf + i, ms_card->raw_model_name, 48);
1544 rts51x_set_xfer_buf(buf, buf_len, srb);
1546 if (dev_info_id == 0x15)
1547 scsi_set_resid(srb, scsi_bufflen(srb) - 0x3C);
1549 scsi_set_resid(srb, scsi_bufflen(srb) - 0x6C);
1552 return STATUS_SUCCESS;
1556 static int ms_sp_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1558 int retval = TRANSPORT_ERROR;
1560 if (srb->cmnd[2] == MS_FORMAT)
1561 retval = ms_format_cmnd(srb, chip);
1562 #ifdef SUPPORT_PCGL_1P18
1563 else if (srb->cmnd[2] == GET_MS_INFORMATION)
1564 retval = get_ms_information(srb, chip);
1571 static int sd_extention_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1573 unsigned int lun = SCSI_LUN(srb);
1576 rts51x_prepare_run(chip);
1577 RTS51X_SET_STAT(chip, STAT_RUN);
1579 rts51x_sd_cleanup_work(chip);
1581 if (!check_card_ready(chip, lun)) {
1582 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1583 TRACE_RET(chip, TRANSPORT_FAILED);
1585 if ((rts51x_get_lun_card(chip, lun) != SD_CARD)) {
1586 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1587 TRACE_RET(chip, TRANSPORT_FAILED);
1590 switch (srb->cmnd[0]) {
1591 case SD_PASS_THRU_MODE:
1592 result = rts51x_sd_pass_thru_mode(srb, chip);
1595 case SD_EXECUTE_NO_DATA:
1596 result = rts51x_sd_execute_no_data(srb, chip);
1599 case SD_EXECUTE_READ:
1600 result = rts51x_sd_execute_read_data(srb, chip);
1603 case SD_EXECUTE_WRITE:
1604 result = rts51x_sd_execute_write_data(srb, chip);
1608 result = rts51x_sd_get_cmd_rsp(srb, chip);
1612 result = rts51x_sd_hw_rst(srb, chip);
1616 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1617 TRACE_RET(chip, TRANSPORT_FAILED);
1624 #ifdef SUPPORT_MAGIC_GATE
1625 static int mg_report_key(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1627 struct ms_info *ms_card = &(chip->ms_card);
1628 unsigned int lun = SCSI_LUN(srb);
1632 rts51x_prepare_run(chip);
1633 RTS51X_SET_STAT(chip, STAT_RUN);
1635 rts51x_ms_cleanup_work(chip);
1637 if (!check_card_ready(chip, lun)) {
1638 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1639 TRACE_RET(chip, TRANSPORT_FAILED);
1641 if ((rts51x_get_lun_card(chip, lun) != MS_CARD)) {
1642 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1643 TRACE_RET(chip, TRANSPORT_FAILED);
1646 if (srb->cmnd[7] != KC_MG_R_PRO) {
1647 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1648 TRACE_RET(chip, TRANSPORT_FAILED);
1651 if (!CHK_MSPRO(ms_card)) {
1652 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
1653 TRACE_RET(chip, TRANSPORT_FAILED);
1656 key_format = srb->cmnd[10] & 0x3F;
1658 switch (key_format) {
1659 case KF_GET_LOC_EKB:
1660 if ((scsi_bufflen(srb) == 0x41C) &&
1661 (srb->cmnd[8] == 0x04) && (srb->cmnd[9] == 0x1C)) {
1662 retval = rts51x_mg_get_local_EKB(srb, chip);
1663 if (retval != STATUS_SUCCESS)
1664 TRACE_RET(chip, TRANSPORT_FAILED);
1666 rts51x_set_sense_type(chip, lun,
1667 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1668 TRACE_RET(chip, TRANSPORT_FAILED);
1673 if ((scsi_bufflen(srb) == 0x24) &&
1674 (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x24)) {
1675 retval = rts51x_mg_get_rsp_chg(srb, chip);
1676 if (retval != STATUS_SUCCESS)
1677 TRACE_RET(chip, TRANSPORT_FAILED);
1679 rts51x_set_sense_type(chip, lun,
1680 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1681 TRACE_RET(chip, TRANSPORT_FAILED);
1686 ms_card->mg_entry_num = srb->cmnd[5];
1687 if ((scsi_bufflen(srb) == 0x404) &&
1688 (srb->cmnd[8] == 0x04) &&
1689 (srb->cmnd[9] == 0x04) &&
1690 (srb->cmnd[2] == 0x00) &&
1691 (srb->cmnd[3] == 0x00) &&
1692 (srb->cmnd[4] == 0x00) && (srb->cmnd[5] < 32)) {
1693 retval = rts51x_mg_get_ICV(srb, chip);
1694 if (retval != STATUS_SUCCESS)
1695 TRACE_RET(chip, TRANSPORT_FAILED);
1697 rts51x_set_sense_type(chip, lun,
1698 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1699 TRACE_RET(chip, TRANSPORT_FAILED);
1704 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1705 TRACE_RET(chip, TRANSPORT_FAILED);
1708 scsi_set_resid(srb, 0);
1709 return TRANSPORT_GOOD;
1712 static int mg_send_key(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1714 struct ms_info *ms_card = &(chip->ms_card);
1715 unsigned int lun = SCSI_LUN(srb);
1719 rts51x_prepare_run(chip);
1720 RTS51X_SET_STAT(chip, STAT_RUN);
1722 rts51x_ms_cleanup_work(chip);
1724 if (!check_card_ready(chip, lun)) {
1725 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1726 TRACE_RET(chip, TRANSPORT_FAILED);
1728 if (check_card_wp(chip, lun)) {
1729 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT);
1730 TRACE_RET(chip, TRANSPORT_FAILED);
1732 if ((rts51x_get_lun_card(chip, lun) != MS_CARD)) {
1733 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT);
1734 TRACE_RET(chip, TRANSPORT_FAILED);
1737 if (srb->cmnd[7] != KC_MG_R_PRO) {
1738 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1739 TRACE_RET(chip, TRANSPORT_FAILED);
1742 if (!CHK_MSPRO(ms_card)) {
1743 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
1744 TRACE_RET(chip, TRANSPORT_FAILED);
1747 key_format = srb->cmnd[10] & 0x3F;
1749 switch (key_format) {
1750 case KF_SET_LEAF_ID:
1751 if ((scsi_bufflen(srb) == 0x0C) &&
1752 (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) {
1753 retval = rts51x_mg_set_leaf_id(srb, chip);
1754 if (retval != STATUS_SUCCESS)
1755 TRACE_RET(chip, TRANSPORT_FAILED);
1757 rts51x_set_sense_type(chip, lun,
1758 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1759 TRACE_RET(chip, TRANSPORT_FAILED);
1764 if ((scsi_bufflen(srb) == 0x0C) &&
1765 (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) {
1766 retval = rts51x_mg_chg(srb, chip);
1767 if (retval != STATUS_SUCCESS)
1768 TRACE_RET(chip, TRANSPORT_FAILED);
1770 rts51x_set_sense_type(chip, lun,
1771 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1772 TRACE_RET(chip, TRANSPORT_FAILED);
1777 if ((scsi_bufflen(srb) == 0x0C) &&
1778 (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) {
1779 retval = rts51x_mg_rsp(srb, chip);
1780 if (retval != STATUS_SUCCESS)
1781 TRACE_RET(chip, TRANSPORT_FAILED);
1783 rts51x_set_sense_type(chip, lun,
1784 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1785 TRACE_RET(chip, TRANSPORT_FAILED);
1790 ms_card->mg_entry_num = srb->cmnd[5];
1791 if ((scsi_bufflen(srb) == 0x404) &&
1792 (srb->cmnd[8] == 0x04) &&
1793 (srb->cmnd[9] == 0x04) &&
1794 (srb->cmnd[2] == 0x00) &&
1795 (srb->cmnd[3] == 0x00) &&
1796 (srb->cmnd[4] == 0x00) && (srb->cmnd[5] < 32)) {
1797 retval = rts51x_mg_set_ICV(srb, chip);
1798 if (retval != STATUS_SUCCESS)
1799 TRACE_RET(chip, TRANSPORT_FAILED);
1801 rts51x_set_sense_type(chip, lun,
1802 SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1803 TRACE_RET(chip, TRANSPORT_FAILED);
1808 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1809 TRACE_RET(chip, TRANSPORT_FAILED);
1812 scsi_set_resid(srb, 0);
1813 return TRANSPORT_GOOD;
1817 int rts51x_scsi_handler(struct scsi_cmnd *srb, struct rts51x_chip *chip)
1819 struct ms_info *ms_card = &(chip->ms_card);
1820 unsigned int lun = SCSI_LUN(srb);
1821 int result = TRANSPORT_GOOD;
1823 if ((rts51x_get_lun_card(chip, lun) == MS_CARD) &&
1824 (ms_card->format_status == FORMAT_IN_PROGRESS)) {
1825 if ((srb->cmnd[0] != REQUEST_SENSE)
1826 && (srb->cmnd[0] != INQUIRY)) {
1827 /* Logical Unit Not Ready Format in Progress */
1828 rts51x_set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04,
1829 0, (u16) (ms_card->progress));
1830 TRACE_RET(chip, TRANSPORT_FAILED);
1834 switch (srb->cmnd[0]) {
1839 result = read_write(srb, chip);
1842 case TEST_UNIT_READY:
1843 result = test_unit_ready(srb, chip);
1847 result = inquiry(srb, chip);
1851 result = read_capacity(srb, chip);
1855 result = start_stop_unit(srb, chip);
1858 case ALLOW_MEDIUM_REMOVAL:
1859 result = allow_medium_removal(srb, chip);
1863 result = request_sense(srb, chip);
1868 result = mode_sense(srb, chip);
1872 result = read_format_capacity(srb, chip);
1876 result = vendor_cmnd(srb, chip);
1880 result = ms_sp_cmnd(srb, chip);
1884 case SD_PASS_THRU_MODE:
1885 case SD_EXECUTE_NO_DATA:
1886 case SD_EXECUTE_READ:
1887 case SD_EXECUTE_WRITE:
1890 result = sd_extention_cmnd(srb, chip);
1894 #ifdef SUPPORT_MAGIC_GATE
1895 case CMD_MSPRO_MG_RKEY:
1896 result = mg_report_key(srb, chip);
1899 case CMD_MSPRO_MG_SKEY:
1900 result = mg_send_key(srb, chip);
1907 result = TRANSPORT_GOOD;
1911 rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
1912 result = TRANSPORT_FAILED;
1918 /***********************************************************************
1920 ***********************************************************************/
1922 int slave_alloc(struct scsi_device *sdev)
1925 * Set the INQUIRY transfer length to 36. We don't use any of
1926 * the extra data and many devices choke if asked for more or
1927 * less than 36 bytes.
1929 sdev->inquiry_len = 36;
1933 int slave_configure(struct scsi_device *sdev)
1935 /* Scatter-gather buffers (all but the last) must have a length
1936 * divisible by the bulk maxpacket size. Otherwise a data packet
1937 * would end up being short, causing a premature end to the data
1938 * transfer. Since high-speed bulk pipes have a maxpacket size
1939 * of 512, we'll use that as the scsi device queue's DMA alignment
1940 * mask. Guaranteeing proper alignment of the first buffer will
1941 * have the desired effect because, except at the beginning and
1942 * the end, scatter-gather buffers follow page boundaries. */
1943 blk_queue_dma_alignment(sdev->request_queue, (512 - 1));
1945 /* Set the SCSI level to at least 2. We'll leave it at 3 if that's
1946 * what is originally reported. We need this to avoid confusing
1947 * the SCSI layer with devices that report 0 or 1, but need 10-byte
1948 * commands (ala ATAPI devices behind certain bridges, or devices
1949 * which simply have broken INQUIRY data).
1951 * NOTE: This means /dev/sg programs (ala cdrecord) will get the
1952 * actual information. This seems to be the preference for
1953 * programs like that.
1955 * NOTE: This also means that /proc/scsi/scsi and sysfs may report
1956 * the actual value or the modified one, depending on where the
1959 if (sdev->scsi_level < SCSI_2)
1960 sdev->scsi_level = sdev->sdev_target->scsi_level = SCSI_2;
1965 /***********************************************************************
1966 * /proc/scsi/ functions
1967 ***********************************************************************/
1969 /* we use this macro to help us write into the buffer */
1971 #define SPRINTF(args...) seq_printf(m, ##args)
1973 static int write_info(struct Scsi_Host *host, char *buffer, int length)
1975 /* if someone is sending us data, just throw it away */
1979 static int show_info(struct seq_file *m, struct Scsi_Host *host)
1981 /* print the controller name */
1982 SPRINTF(" Host scsi%d: %s\n", host->host_no, RTS51X_NAME);
1984 /* print product, vendor, and driver version strings */
1985 SPRINTF(" Vendor: Realtek Corp.\n");
1986 SPRINTF(" Product: RTS51xx USB Card Reader\n");
1987 SPRINTF(" Version: %s\n", DRIVER_VERSION);
1988 SPRINTF(" Build: %s\n", __TIME__);
1992 /* queue a command */
1993 /* This is always called with scsi_lock(host) held */
1994 int queuecommand_lck(struct scsi_cmnd *srb, void (*done) (struct scsi_cmnd *))
1996 struct rts51x_chip *chip = host_to_rts51x(srb->device->host);
1998 /* check for state-transition errors */
1999 if (chip->srb != NULL) {
2000 RTS51X_DEBUGP("Error in %s: chip->srb = %p\n",
2001 __func__, chip->srb);
2002 return SCSI_MLQUEUE_HOST_BUSY;
2005 /* fail the command if we are disconnecting */
2006 if (test_bit(FLIDX_DISCONNECTING, &chip->usb->dflags)) {
2007 RTS51X_DEBUGP("Fail command during disconnect\n");
2008 srb->result = DID_NO_CONNECT << 16;
2013 /* enqueue the command and wake up the control thread */
2014 srb->scsi_done = done;
2016 complete(&chip->usb->cmnd_ready);
2021 DEF_SCSI_QCMD(queuecommand)
2022 /***********************************************************************
2023 * Error handling functions
2024 ***********************************************************************/
2025 /* Command timeout and abort */
2026 int command_abort(struct scsi_cmnd *srb)
2028 struct rts51x_chip *chip = host_to_rts51x(srb->device->host);
2030 RTS51X_DEBUGP("%s called\n", __func__);
2032 /* us->srb together with the TIMED_OUT, RESETTING, and ABORTING
2033 * bits are protected by the host lock. */
2034 scsi_lock(rts51x_to_host(chip));
2036 /* Is this command still active? */
2037 if (chip->srb != srb) {
2038 scsi_unlock(rts51x_to_host(chip));
2039 RTS51X_DEBUGP("-- nothing to abort\n");
2043 /* Set the TIMED_OUT bit. Also set the ABORTING bit, but only if
2044 * a device reset isn't already in progress (to avoid interfering
2045 * with the reset). Note that we must retain the host lock while
2046 * calling usb_stor_stop_transport(); otherwise it might interfere
2047 * with an auto-reset that begins as soon as we release the lock. */
2048 set_bit(FLIDX_TIMED_OUT, &chip->usb->dflags);
2049 if (!test_bit(FLIDX_RESETTING, &chip->usb->dflags)) {
2050 set_bit(FLIDX_ABORTING, &chip->usb->dflags);
2051 /* rts51x_stop_transport(us); */
2053 scsi_unlock(rts51x_to_host(chip));
2055 /* Wait for the aborted command to finish */
2056 wait_for_completion(&chip->usb->notify);
2060 /* This invokes the transport reset mechanism to reset the state of the
2062 static int device_reset(struct scsi_cmnd *srb)
2066 RTS51X_DEBUGP("%s called\n", __func__);
2068 return result < 0 ? FAILED : SUCCESS;
2071 /* Simulate a SCSI bus reset by resetting the device's USB port. */
2072 int bus_reset(struct scsi_cmnd *srb)
2076 RTS51X_DEBUGP("%s called\n", __func__);
2078 return result < 0 ? FAILED : SUCCESS;
2081 static const char *rts5139_info(struct Scsi_Host *host)
2083 return "SCSI emulation for RTS5139 USB card reader";
2086 struct scsi_host_template rts51x_host_template = {
2087 /* basic userland interface stuff */
2088 .name = RTS51X_NAME,
2089 .proc_name = RTS51X_NAME,
2090 .show_info = show_info,
2091 .write_info = write_info,
2092 .info = rts5139_info,
2094 /* command interface -- queued only */
2095 .queuecommand = queuecommand,
2097 /* error and abort handlers */
2098 .eh_abort_handler = command_abort,
2099 .eh_device_reset_handler = device_reset,
2100 .eh_bus_reset_handler = bus_reset,
2102 /* queue commands only, only one command per LUN */
2106 /* unknown initiator id */
2109 .slave_alloc = slave_alloc,
2110 .slave_configure = slave_configure,
2112 /* lots of sg segments can be handled */
2113 .sg_tablesize = SG_ALL,
2115 /* limit the total size of a transfer to 120 KB */
2118 /* merge commands... this seems to help performance, but
2119 * periodically someone should test to see which setting is more
2122 .use_clustering = 1,
2127 /* we do our own delay after a device or bus reset */
2128 .skip_settle_delay = 1,
2130 /* sysfs device attributes */
2131 /* .sdev_attrs = sysfs_device_attr_list, */
2133 /* module management */
2134 .module = THIS_MODULE