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1dac4186 | 1 | /* Driver for Realtek RTS51xx USB card reader |
2 | * | |
3 | * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved. | |
4 | * | |
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 | |
8 | * later version. | |
9 | * | |
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. | |
14 | * | |
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/>. | |
17 | * | |
18 | * Author: | |
19 | * wwang (wei_wang@realsil.com.cn) | |
20 | * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China | |
21 | * Maintainer: | |
22 | * Edwin Rong (edwin_rong@realsil.com.cn) | |
23 | * No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China | |
24 | */ | |
25 | ||
26 | #include <linux/blkdev.h> | |
27 | #include <linux/kthread.h> | |
28 | #include <linux/sched.h> | |
29 | #include <linux/slab.h> | |
eae5bcc2 | 30 | #include <linux/vmalloc.h> |
8e336a72 | 31 | #include <linux/export.h> |
1dac4186 | 32 | |
33 | #include <scsi/scsi.h> | |
34 | #include <scsi/scsi_eh.h> | |
35 | #include <scsi/scsi_device.h> | |
36 | ||
37 | #include "debug.h" | |
38 | #include "rts51x.h" | |
39 | #include "rts51x_chip.h" | |
40 | #include "rts51x_scsi.h" | |
41 | #include "rts51x_card.h" | |
42 | #include "rts51x_transport.h" | |
1dac4186 | 43 | #include "sd_cprm.h" |
44 | #include "ms_mg.h" | |
45 | #include "trace.h" | |
46 | ||
355d8ae5 | 47 | void rts51x_scsi_show_command(struct scsi_cmnd *srb) |
1dac4186 | 48 | { |
49 | char *what = NULL; | |
50 | int i, unknown_cmd = 0; | |
51 | ||
52 | switch (srb->cmnd[0]) { | |
53 | case TEST_UNIT_READY: | |
54 | what = (char *)"TEST_UNIT_READY"; | |
55 | break; | |
56 | case REZERO_UNIT: | |
57 | what = (char *)"REZERO_UNIT"; | |
58 | break; | |
59 | case REQUEST_SENSE: | |
60 | what = (char *)"REQUEST_SENSE"; | |
61 | break; | |
62 | case FORMAT_UNIT: | |
63 | what = (char *)"FORMAT_UNIT"; | |
64 | break; | |
65 | case READ_BLOCK_LIMITS: | |
66 | what = (char *)"READ_BLOCK_LIMITS"; | |
67 | break; | |
68 | case 0x07: | |
69 | what = (char *)"REASSIGN_BLOCKS"; | |
70 | break; | |
71 | case READ_6: | |
72 | what = (char *)"READ_6"; | |
73 | break; | |
74 | case WRITE_6: | |
75 | what = (char *)"WRITE_6"; | |
76 | break; | |
77 | case SEEK_6: | |
78 | what = (char *)"SEEK_6"; | |
79 | break; | |
80 | case READ_REVERSE: | |
81 | what = (char *)"READ_REVERSE"; | |
82 | break; | |
83 | case WRITE_FILEMARKS: | |
84 | what = (char *)"WRITE_FILEMARKS"; | |
85 | break; | |
86 | case SPACE: | |
87 | what = (char *)"SPACE"; | |
88 | break; | |
89 | case INQUIRY: | |
90 | what = (char *)"INQUIRY"; | |
91 | break; | |
92 | case RECOVER_BUFFERED_DATA: | |
93 | what = (char *)"RECOVER_BUFFERED_DATA"; | |
94 | break; | |
95 | case MODE_SELECT: | |
96 | what = (char *)"MODE_SELECT"; | |
97 | break; | |
98 | case RESERVE: | |
99 | what = (char *)"RESERVE"; | |
100 | break; | |
101 | case RELEASE: | |
102 | what = (char *)"RELEASE"; | |
103 | break; | |
104 | case COPY: | |
105 | what = (char *)"COPY"; | |
106 | break; | |
107 | case ERASE: | |
108 | what = (char *)"ERASE"; | |
109 | break; | |
110 | case MODE_SENSE: | |
111 | what = (char *)"MODE_SENSE"; | |
112 | break; | |
113 | case START_STOP: | |
114 | what = (char *)"START_STOP"; | |
115 | break; | |
116 | case RECEIVE_DIAGNOSTIC: | |
117 | what = (char *)"RECEIVE_DIAGNOSTIC"; | |
118 | break; | |
119 | case SEND_DIAGNOSTIC: | |
120 | what = (char *)"SEND_DIAGNOSTIC"; | |
121 | break; | |
122 | case ALLOW_MEDIUM_REMOVAL: | |
123 | what = (char *)"ALLOW_MEDIUM_REMOVAL"; | |
124 | break; | |
125 | case SET_WINDOW: | |
126 | what = (char *)"SET_WINDOW"; | |
127 | break; | |
128 | case READ_CAPACITY: | |
129 | what = (char *)"READ_CAPACITY"; | |
130 | break; | |
131 | case READ_10: | |
132 | what = (char *)"READ_10"; | |
133 | break; | |
134 | case WRITE_10: | |
135 | what = (char *)"WRITE_10"; | |
136 | break; | |
137 | case SEEK_10: | |
138 | what = (char *)"SEEK_10"; | |
139 | break; | |
140 | case WRITE_VERIFY: | |
141 | what = (char *)"WRITE_VERIFY"; | |
142 | break; | |
143 | case VERIFY: | |
144 | what = (char *)"VERIFY"; | |
145 | break; | |
146 | case SEARCH_HIGH: | |
147 | what = (char *)"SEARCH_HIGH"; | |
148 | break; | |
149 | case SEARCH_EQUAL: | |
150 | what = (char *)"SEARCH_EQUAL"; | |
151 | break; | |
152 | case SEARCH_LOW: | |
153 | what = (char *)"SEARCH_LOW"; | |
154 | break; | |
155 | case SET_LIMITS: | |
156 | what = (char *)"SET_LIMITS"; | |
157 | break; | |
158 | case READ_POSITION: | |
159 | what = (char *)"READ_POSITION"; | |
160 | break; | |
161 | case SYNCHRONIZE_CACHE: | |
162 | what = (char *)"SYNCHRONIZE_CACHE"; | |
163 | break; | |
164 | case LOCK_UNLOCK_CACHE: | |
165 | what = (char *)"LOCK_UNLOCK_CACHE"; | |
166 | break; | |
167 | case READ_DEFECT_DATA: | |
168 | what = (char *)"READ_DEFECT_DATA"; | |
169 | break; | |
170 | case MEDIUM_SCAN: | |
171 | what = (char *)"MEDIUM_SCAN"; | |
172 | break; | |
173 | case COMPARE: | |
174 | what = (char *)"COMPARE"; | |
175 | break; | |
176 | case COPY_VERIFY: | |
177 | what = (char *)"COPY_VERIFY"; | |
178 | break; | |
179 | case WRITE_BUFFER: | |
180 | what = (char *)"WRITE_BUFFER"; | |
181 | break; | |
182 | case READ_BUFFER: | |
183 | what = (char *)"READ_BUFFER"; | |
184 | break; | |
185 | case UPDATE_BLOCK: | |
186 | what = (char *)"UPDATE_BLOCK"; | |
187 | break; | |
188 | case READ_LONG: | |
189 | what = (char *)"READ_LONG"; | |
190 | break; | |
191 | case WRITE_LONG: | |
192 | what = (char *)"WRITE_LONG"; | |
193 | break; | |
194 | case CHANGE_DEFINITION: | |
195 | what = (char *)"CHANGE_DEFINITION"; | |
196 | break; | |
197 | case WRITE_SAME: | |
198 | what = (char *)"WRITE_SAME"; | |
199 | break; | |
200 | case GPCMD_READ_SUBCHANNEL: | |
201 | what = (char *)"READ SUBCHANNEL"; | |
202 | break; | |
203 | case READ_TOC: | |
204 | what = (char *)"READ_TOC"; | |
205 | break; | |
206 | case GPCMD_READ_HEADER: | |
207 | what = (char *)"READ HEADER"; | |
208 | break; | |
209 | case GPCMD_PLAY_AUDIO_10: | |
210 | what = (char *)"PLAY AUDIO (10)"; | |
211 | break; | |
212 | case GPCMD_PLAY_AUDIO_MSF: | |
213 | what = (char *)"PLAY AUDIO MSF"; | |
214 | break; | |
215 | case GPCMD_GET_EVENT_STATUS_NOTIFICATION: | |
216 | what = (char *)"GET EVENT/STATUS NOTIFICATION"; | |
217 | break; | |
218 | case GPCMD_PAUSE_RESUME: | |
219 | what = (char *)"PAUSE/RESUME"; | |
220 | break; | |
221 | case LOG_SELECT: | |
222 | what = (char *)"LOG_SELECT"; | |
223 | break; | |
224 | case LOG_SENSE: | |
225 | what = (char *)"LOG_SENSE"; | |
226 | break; | |
227 | case GPCMD_STOP_PLAY_SCAN: | |
228 | what = (char *)"STOP PLAY/SCAN"; | |
229 | break; | |
230 | case GPCMD_READ_DISC_INFO: | |
231 | what = (char *)"READ DISC INFORMATION"; | |
232 | break; | |
233 | case GPCMD_READ_TRACK_RZONE_INFO: | |
234 | what = (char *)"READ TRACK INFORMATION"; | |
235 | break; | |
236 | case GPCMD_RESERVE_RZONE_TRACK: | |
237 | what = (char *)"RESERVE TRACK"; | |
238 | break; | |
239 | case GPCMD_SEND_OPC: | |
240 | what = (char *)"SEND OPC"; | |
241 | break; | |
242 | case MODE_SELECT_10: | |
243 | what = (char *)"MODE_SELECT_10"; | |
244 | break; | |
245 | case GPCMD_REPAIR_RZONE_TRACK: | |
246 | what = (char *)"REPAIR TRACK"; | |
247 | break; | |
248 | case 0x59: | |
249 | what = (char *)"READ MASTER CUE"; | |
250 | break; | |
251 | case MODE_SENSE_10: | |
252 | what = (char *)"MODE_SENSE_10"; | |
253 | break; | |
254 | case GPCMD_CLOSE_TRACK: | |
255 | what = (char *)"CLOSE TRACK/SESSION"; | |
256 | break; | |
257 | case 0x5C: | |
258 | what = (char *)"READ BUFFER CAPACITY"; | |
259 | break; | |
260 | case 0x5D: | |
261 | what = (char *)"SEND CUE SHEET"; | |
262 | break; | |
263 | case GPCMD_BLANK: | |
264 | what = (char *)"BLANK"; | |
265 | break; | |
266 | case REPORT_LUNS: | |
267 | what = (char *)"REPORT LUNS"; | |
268 | break; | |
269 | case MOVE_MEDIUM: | |
270 | what = (char *)"MOVE_MEDIUM or PLAY AUDIO (12)"; | |
271 | break; | |
272 | case READ_12: | |
273 | what = (char *)"READ_12"; | |
274 | break; | |
275 | case WRITE_12: | |
276 | what = (char *)"WRITE_12"; | |
277 | break; | |
278 | case WRITE_VERIFY_12: | |
279 | what = (char *)"WRITE_VERIFY_12"; | |
280 | break; | |
281 | case SEARCH_HIGH_12: | |
282 | what = (char *)"SEARCH_HIGH_12"; | |
283 | break; | |
284 | case SEARCH_EQUAL_12: | |
285 | what = (char *)"SEARCH_EQUAL_12"; | |
286 | break; | |
287 | case SEARCH_LOW_12: | |
288 | what = (char *)"SEARCH_LOW_12"; | |
289 | break; | |
290 | case SEND_VOLUME_TAG: | |
291 | what = (char *)"SEND_VOLUME_TAG"; | |
292 | break; | |
293 | case READ_ELEMENT_STATUS: | |
294 | what = (char *)"READ_ELEMENT_STATUS"; | |
295 | break; | |
296 | case GPCMD_READ_CD_MSF: | |
297 | what = (char *)"READ CD MSF"; | |
298 | break; | |
299 | case GPCMD_SCAN: | |
300 | what = (char *)"SCAN"; | |
301 | break; | |
302 | case GPCMD_SET_SPEED: | |
303 | what = (char *)"SET CD SPEED"; | |
304 | break; | |
305 | case GPCMD_MECHANISM_STATUS: | |
306 | what = (char *)"MECHANISM STATUS"; | |
307 | break; | |
308 | case GPCMD_READ_CD: | |
309 | what = (char *)"READ CD"; | |
310 | break; | |
311 | case 0xE1: | |
312 | what = (char *)"WRITE CONTINUE"; | |
313 | break; | |
314 | case WRITE_LONG_2: | |
315 | what = (char *)"WRITE_LONG_2"; | |
316 | break; | |
317 | case VENDOR_CMND: | |
318 | what = (char *)"Realtek's vendor command"; | |
319 | break; | |
320 | default: | |
321 | what = (char *)"(unknown command)"; | |
322 | unknown_cmd = 1; | |
323 | break; | |
324 | } | |
325 | ||
326 | if (srb->cmnd[0] != TEST_UNIT_READY) | |
327 | RTS51X_DEBUGP("Command %s (%d bytes)\n", what, srb->cmd_len); | |
328 | if (unknown_cmd) { | |
329 | RTS51X_DEBUGP(""); | |
330 | for (i = 0; i < srb->cmd_len && i < 16; i++) | |
331 | RTS51X_DEBUGPN(" %02x", srb->cmnd[i]); | |
332 | RTS51X_DEBUGPN("\n"); | |
333 | } | |
334 | } | |
335 | ||
355d8ae5 | 336 | void rts51x_set_sense_type(struct rts51x_chip *chip, unsigned int lun, int sense_type) |
1dac4186 | 337 | { |
338 | switch (sense_type) { | |
339 | case SENSE_TYPE_MEDIA_CHANGE: | |
355d8ae5 | 340 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x06, 0, 0x28, 0, 0, 0); |
1dac4186 | 341 | break; |
342 | ||
343 | case SENSE_TYPE_MEDIA_NOT_PRESENT: | |
355d8ae5 | 344 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x3A, 0, 0, 0); |
1dac4186 | 345 | break; |
346 | ||
347 | case SENSE_TYPE_MEDIA_LBA_OVER_RANGE: | |
355d8ae5 | 348 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x21, 0, 0, 0); |
1dac4186 | 349 | break; |
350 | ||
351 | case SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT: | |
355d8ae5 | 352 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x25, 0, 0, 0); |
1dac4186 | 353 | break; |
354 | ||
355 | case SENSE_TYPE_MEDIA_WRITE_PROTECT: | |
355d8ae5 | 356 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x07, 0, 0x27, 0, 0, 0); |
1dac4186 | 357 | break; |
358 | ||
359 | case SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR: | |
355d8ae5 | 360 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x11, 0, 0, 0); |
1dac4186 | 361 | break; |
362 | ||
363 | case SENSE_TYPE_MEDIA_WRITE_ERR: | |
355d8ae5 | 364 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x0C, 0x02, 0, 0); |
1dac4186 | 365 | break; |
366 | ||
367 | case SENSE_TYPE_MEDIA_INVALID_CMD_FIELD: | |
355d8ae5 | 368 | rts51x_set_sense_data(chip, lun, CUR_ERR, ILGAL_REQ, 0, |
1dac4186 | 369 | ASC_INVLD_CDB, ASCQ_INVLD_CDB, CDB_ILLEGAL, 1); |
370 | break; | |
371 | ||
1dac4186 | 372 | case SENSE_TYPE_FORMAT_CMD_FAILED: |
355d8ae5 | 373 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x31, 0x01, 0, 0); |
1dac4186 | 374 | break; |
375 | ||
376 | #ifdef SUPPORT_MAGIC_GATE | |
377 | case SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB: | |
355d8ae5 | 378 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x6F, 0x02, 0, 0); |
1dac4186 | 379 | break; |
380 | ||
381 | case SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN: | |
355d8ae5 | 382 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x05, 0, 0x6F, 0x00, 0, 0); |
1dac4186 | 383 | break; |
384 | ||
385 | case SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM: | |
355d8ae5 | 386 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x30, 0x00, 0, 0); |
1dac4186 | 387 | break; |
388 | ||
389 | case SENSE_TYPE_MG_WRITE_ERR: | |
355d8ae5 | 390 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x03, 0, 0x0C, 0x00, 0, 0); |
1dac4186 | 391 | break; |
392 | #endif | |
393 | ||
1dac4186 | 394 | case SENSE_TYPE_NO_SENSE: |
395 | default: | |
355d8ae5 | 396 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0, 0, 0, 0, 0, 0); |
1dac4186 | 397 | break; |
398 | } | |
399 | } | |
400 | ||
355d8ae5 | 401 | void rts51x_set_sense_data(struct rts51x_chip *chip, unsigned int lun, u8 err_code, |
1dac4186 | 402 | u8 sense_key, u32 info, u8 asc, u8 ascq, u8 sns_key_info0, |
403 | u16 sns_key_info1) | |
404 | { | |
405 | struct sense_data_t *sense = &(chip->sense_buffer[lun]); | |
406 | ||
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; | |
413 | ||
414 | sense->ad_sense_len = sizeof(struct sense_data_t) - 8; | |
415 | sense->asc = asc; | |
416 | sense->ascq = ascq; | |
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; | |
421 | } | |
422 | } | |
423 | ||
424 | static int test_unit_ready(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
425 | { | |
426 | unsigned int lun = SCSI_LUN(srb); | |
427 | ||
428 | rts51x_init_cards(chip); | |
429 | ||
430 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 | 431 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 432 | return TRANSPORT_FAILED; |
433 | } | |
434 | ||
435 | if (!check_lun_mc(chip, lun)) { | |
436 | set_lun_mc(chip, lun); | |
355d8ae5 | 437 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE); |
1dac4186 | 438 | return TRANSPORT_FAILED; |
439 | } | |
1dac4186 | 440 | |
441 | return TRANSPORT_GOOD; | |
442 | } | |
443 | ||
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] */ | |
451 | }; | |
452 | ||
453 | static int inquiry(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
454 | { | |
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; | |
459 | unsigned char *buf; | |
355d8ae5 | 460 | u8 card = rts51x_get_lun_card(chip, lun); |
1dac4186 | 461 | int pro_formatter_flag = 0; |
462 | unsigned char inquiry_buf[] = { | |
463 | QULIFIRE | DRCT_ACCESS_DEV, | |
464 | RMB_DISC | 0x0D, | |
465 | 0x00, | |
466 | 0x01, | |
467 | 0x1f, | |
468 | 0x02, | |
469 | 0, | |
470 | REL_ADR | WBUS_32 | WBUS_16 | SYNC | LINKED | CMD_QUE | SFT_RE, | |
471 | }; | |
472 | ||
473 | inquiry_string = inquiry_default; | |
474 | ||
475 | buf = vmalloc(scsi_bufflen(srb)); | |
476 | if (buf == NULL) | |
477 | TRACE_RET(chip, TRANSPORT_ERROR); | |
478 | ||
479 | if (MS_FORMATTER_ENABLED(chip) && (get_lun2card(chip, lun) & MS_CARD)) { | |
480 | if (!card || (card == MS_CARD)) | |
481 | pro_formatter_flag = 1; | |
482 | } | |
483 | ||
484 | if (pro_formatter_flag) { | |
485 | if (scsi_bufflen(srb) < 56) | |
486 | sendbytes = (unsigned char)(scsi_bufflen(srb)); | |
487 | else | |
488 | sendbytes = 56; | |
489 | } else { | |
490 | if (scsi_bufflen(srb) < 36) | |
491 | sendbytes = (unsigned char)(scsi_bufflen(srb)); | |
492 | else | |
493 | sendbytes = 36; | |
494 | } | |
495 | ||
496 | if (sendbytes > 8) { | |
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 */ | |
501 | } else { | |
502 | memcpy(buf, inquiry_buf, sendbytes); | |
503 | } | |
504 | ||
505 | if (pro_formatter_flag) { | |
506 | if (sendbytes > 36) | |
507 | memcpy(buf + 36, formatter_inquiry_str, sendbytes - 36); | |
508 | } | |
509 | ||
510 | scsi_set_resid(srb, 0); | |
511 | ||
512 | rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb); | |
513 | vfree(buf); | |
514 | ||
515 | return TRANSPORT_GOOD; | |
516 | } | |
517 | ||
518 | static int start_stop_unit(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
519 | { | |
520 | unsigned int lun = SCSI_LUN(srb); | |
521 | ||
522 | scsi_set_resid(srb, scsi_bufflen(srb)); | |
523 | ||
524 | if (srb->cmnd[1] == 1) | |
525 | return TRANSPORT_GOOD; | |
526 | ||
527 | switch (srb->cmnd[0x4]) { | |
528 | case STOP_MEDIUM: | |
529 | /* Media disabled */ | |
530 | return TRANSPORT_GOOD; | |
531 | ||
532 | case UNLOAD_MEDIUM: | |
533 | /* Media shall be unload */ | |
534 | if (check_card_ready(chip, lun)) | |
355d8ae5 | 535 | rts51x_eject_card(chip, lun); |
1dac4186 | 536 | return TRANSPORT_GOOD; |
537 | ||
538 | case MAKE_MEDIUM_READY: | |
539 | case LOAD_MEDIUM: | |
540 | if (check_card_ready(chip, lun)) { | |
541 | return TRANSPORT_GOOD; | |
542 | } else { | |
355d8ae5 | 543 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 544 | TRACE_RET(chip, TRANSPORT_FAILED); |
545 | } | |
546 | ||
547 | break; | |
548 | } | |
549 | ||
550 | TRACE_RET(chip, TRANSPORT_ERROR); | |
551 | } | |
552 | ||
553 | static int allow_medium_removal(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
554 | { | |
555 | int prevent; | |
556 | ||
557 | prevent = srb->cmnd[4] & 0x1; | |
558 | ||
559 | scsi_set_resid(srb, 0); | |
560 | ||
561 | if (prevent) { | |
355d8ae5 | 562 | rts51x_set_sense_type(chip, SCSI_LUN(srb), |
1dac4186 | 563 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
564 | TRACE_RET(chip, TRANSPORT_FAILED); | |
565 | } | |
566 | ||
567 | return TRANSPORT_GOOD; | |
568 | } | |
569 | ||
570 | static void ms_mode_sense(struct rts51x_chip *chip, u8 cmd, | |
571 | int lun, u8 *buf, int buf_len) | |
572 | { | |
573 | struct ms_info *ms_card = &(chip->ms_card); | |
574 | int sys_info_offset; | |
575 | int data_size = buf_len; | |
576 | int support_format = 0; | |
577 | int i = 0; | |
578 | ||
579 | if (cmd == MODE_SENSE) { | |
580 | sys_info_offset = 8; | |
581 | if (data_size > 0x68) | |
582 | data_size = 0x68; | |
583 | buf[i++] = 0x67; /* Mode Data Length */ | |
584 | } else { | |
585 | sys_info_offset = 12; | |
586 | if (data_size > 0x6C) | |
587 | data_size = 0x6C; | |
588 | buf[i++] = 0x00; /* Mode Data Length (MSB) */ | |
589 | buf[i++] = 0x6A; /* Mode Data Length (LSB) */ | |
590 | } | |
591 | ||
592 | /* Medium Type Code */ | |
593 | if (check_card_ready(chip, lun)) { | |
594 | if (CHK_MSXC(ms_card)) { | |
595 | support_format = 1; | |
596 | buf[i++] = 0x40; | |
597 | } else if (CHK_MSPRO(ms_card)) { | |
598 | support_format = 1; | |
599 | buf[i++] = 0x20; | |
600 | } else { | |
601 | buf[i++] = 0x10; | |
602 | } | |
603 | ||
604 | /* WP */ | |
605 | if (check_card_wp(chip, lun)) | |
606 | buf[i++] = 0x80; | |
607 | else | |
608 | buf[i++] = 0x00; | |
609 | } else { | |
610 | buf[i++] = 0x00; /* MediaType */ | |
611 | buf[i++] = 0x00; /* WP */ | |
612 | } | |
613 | ||
614 | buf[i++] = 0x00; /* Reserved */ | |
615 | ||
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) */ | |
620 | ||
621 | /* The Following Data is the content of "Page 0x20" */ | |
622 | if (data_size >= 9) | |
623 | buf[i++] = 0x20; /* Page Code */ | |
624 | if (data_size >= 10) | |
625 | buf[i++] = 0x62; /* Page Length */ | |
626 | if (data_size >= 11) | |
627 | buf[i++] = 0x00; /* No Access Control */ | |
628 | if (data_size >= 12) { | |
629 | if (support_format) | |
630 | buf[i++] = 0xC0; /* SF, SGM */ | |
631 | else | |
632 | buf[i++] = 0x00; | |
633 | } | |
634 | } else { | |
635 | /* The Following Data is the content of "Page 0x20" */ | |
636 | if (data_size >= 5) | |
637 | buf[i++] = 0x20; /* Page Code */ | |
638 | if (data_size >= 6) | |
639 | buf[i++] = 0x62; /* Page Length */ | |
640 | if (data_size >= 7) | |
641 | buf[i++] = 0x00; /* No Access Control */ | |
642 | if (data_size >= 8) { | |
643 | if (support_format) | |
644 | buf[i++] = 0xC0; /* SF, SGM */ | |
645 | else | |
646 | buf[i++] = 0x00; | |
647 | } | |
648 | } | |
649 | ||
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; | |
654 | ||
655 | memcpy(buf + sys_info_offset, ms_card->raw_sys_info, len); | |
656 | } | |
657 | } | |
658 | ||
659 | static int mode_sense(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
660 | { | |
661 | unsigned int lun = SCSI_LUN(srb); | |
662 | unsigned int dataSize; | |
663 | int status; | |
664 | int pro_formatter_flag; | |
665 | unsigned char pageCode, *buf; | |
355d8ae5 | 666 | u8 card = rts51x_get_lun_card(chip, lun); |
1dac4186 | 667 | |
668 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 | 669 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 670 | scsi_set_resid(srb, scsi_bufflen(srb)); |
671 | TRACE_RET(chip, TRANSPORT_FAILED); | |
672 | } | |
673 | ||
674 | pro_formatter_flag = 0; | |
675 | dataSize = 8; | |
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)) { | |
680 | dataSize = 108; | |
355d8ae5 | 681 | if (chip->option.rts51x_mspro_formatter_enable) |
1dac4186 | 682 | pro_formatter_flag = 1; |
683 | } | |
684 | } | |
685 | ||
686 | buf = kmalloc(dataSize, GFP_KERNEL); | |
687 | if (buf == NULL) | |
688 | TRACE_RET(chip, TRANSPORT_ERROR); | |
689 | ||
690 | pageCode = srb->cmnd[2] & 0x3f; | |
691 | ||
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, | |
697 | dataSize); | |
698 | } else { | |
699 | dataSize = 4; | |
700 | buf[0] = 0x03; | |
701 | buf[1] = 0x00; | |
702 | if (check_card_wp(chip, lun)) | |
703 | buf[2] = 0x80; | |
704 | else | |
705 | buf[3] = 0x00; | |
706 | } | |
707 | } else { | |
708 | if ((pageCode == 0x3F) || (pageCode == 0x20)) { | |
709 | ms_mode_sense(chip, srb->cmnd[0], lun, buf, | |
710 | dataSize); | |
711 | } else { | |
712 | dataSize = 8; | |
713 | buf[0] = 0x00; | |
714 | buf[1] = 0x06; | |
715 | buf[2] = 0x00; | |
716 | if (check_card_wp(chip, lun)) | |
717 | buf[3] = 0x80; | |
718 | else | |
719 | buf[3] = 0x00; | |
720 | buf[4] = 0x00; | |
721 | buf[5] = 0x00; | |
722 | buf[6] = 0x00; | |
723 | buf[7] = 0x00; | |
724 | } | |
725 | } | |
726 | status = TRANSPORT_GOOD; | |
727 | } else { | |
355d8ae5 | 728 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 729 | scsi_set_resid(srb, scsi_bufflen(srb)); |
730 | status = TRANSPORT_FAILED; | |
731 | } | |
732 | ||
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); | |
737 | } | |
738 | kfree(buf); | |
739 | ||
740 | return status; | |
741 | } | |
742 | ||
743 | static int request_sense(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
744 | { | |
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; | |
749 | ||
750 | sense = &(chip->sense_buffer[lun]); | |
751 | ||
355d8ae5 | 752 | if ((rts51x_get_lun_card(chip, lun) == MS_CARD) |
1dac4186 | 753 | && PRO_UNDER_FORMATTING(ms_card)) { |
355d8ae5 | 754 | rts51x_mspro_format_sense(chip, lun); |
1dac4186 | 755 | } |
756 | ||
757 | buf = vmalloc(scsi_bufflen(srb)); | |
758 | if (buf == NULL) | |
759 | TRACE_RET(chip, TRANSPORT_ERROR); | |
760 | ||
761 | tmp = (unsigned char *)sense; | |
762 | memcpy(buf, tmp, scsi_bufflen(srb)); | |
763 | ||
764 | rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb); | |
765 | vfree(buf); | |
766 | ||
767 | scsi_set_resid(srb, 0); | |
768 | /* Reset Sense Data */ | |
355d8ae5 | 769 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE); |
1dac4186 | 770 | return TRANSPORT_GOOD; |
771 | } | |
772 | ||
773 | static int read_write(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
774 | { | |
1dac4186 | 775 | unsigned int lun = SCSI_LUN(srb); |
776 | int retval; | |
777 | u32 start_sec; | |
778 | u16 sec_cnt; | |
779 | ||
780 | if (!check_card_ready(chip, lun) || (chip->capacity[lun] == 0)) { | |
355d8ae5 | 781 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 782 | TRACE_RET(chip, TRANSPORT_FAILED); |
783 | } | |
784 | ||
785 | if (!check_lun_mc(chip, lun)) { | |
786 | set_lun_mc(chip, lun); | |
355d8ae5 | 787 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE); |
1dac4186 | 788 | return TRANSPORT_FAILED; |
789 | } | |
790 | ||
791 | rts51x_prepare_run(chip); | |
792 | RTS51X_SET_STAT(chip, STAT_RUN); | |
793 | ||
1dac4186 | 794 | if ((srb->cmnd[0] == READ_10) || (srb->cmnd[0] == WRITE_10)) { |
795 | start_sec = | |
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]; | |
814 | } else { | |
355d8ae5 | 815 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 816 | TRACE_RET(chip, TRANSPORT_FAILED); |
817 | } | |
818 | ||
819 | if ((start_sec > chip->capacity[lun]) || | |
820 | ((start_sec + sec_cnt) > chip->capacity[lun])) { | |
355d8ae5 | 821 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LBA_OVER_RANGE); |
1dac4186 | 822 | TRACE_RET(chip, TRANSPORT_FAILED); |
823 | } | |
824 | ||
825 | if (sec_cnt == 0) { | |
826 | scsi_set_resid(srb, 0); | |
827 | return TRANSPORT_GOOD; | |
828 | } | |
829 | ||
830 | if ((srb->sc_data_direction == DMA_TO_DEVICE) | |
831 | && check_card_wp(chip, lun)) { | |
832 | RTS51X_DEBUGP("Write protected card!\n"); | |
355d8ae5 | 833 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT); |
1dac4186 | 834 | TRACE_RET(chip, TRANSPORT_FAILED); |
835 | } | |
836 | ||
355d8ae5 | 837 | retval = rts51x_card_rw(srb, chip, start_sec, sec_cnt); |
1dac4186 | 838 | if (retval != STATUS_SUCCESS) { |
1dac4186 | 839 | if (srb->sc_data_direction == DMA_FROM_DEVICE) { |
355d8ae5 | 840 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 841 | SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); |
842 | } else { | |
355d8ae5 | 843 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR); |
1dac4186 | 844 | } |
1dac4186 | 845 | TRACE_RET(chip, TRANSPORT_FAILED); |
846 | } | |
847 | ||
848 | scsi_set_resid(srb, 0); | |
849 | ||
850 | return TRANSPORT_GOOD; | |
851 | } | |
852 | ||
853 | static int read_format_capacity(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
854 | { | |
855 | unsigned char *buf; | |
856 | unsigned int lun = SCSI_LUN(srb); | |
857 | unsigned int buf_len; | |
355d8ae5 | 858 | u8 card = rts51x_get_lun_card(chip, lun); |
1dac4186 | 859 | int desc_cnt; |
860 | int i = 0; | |
861 | ||
862 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 RT |
863 | if (!chip->option.rts51x_mspro_formatter_enable) { |
864 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); | |
1dac4186 | 865 | TRACE_RET(chip, TRANSPORT_FAILED); |
866 | } | |
867 | } | |
868 | ||
869 | buf_len = (scsi_bufflen(srb) > 12) ? 0x14 : 12; | |
870 | ||
871 | buf = kmalloc(buf_len, GFP_KERNEL); | |
872 | if (buf == NULL) | |
873 | TRACE_RET(chip, TRANSPORT_ERROR); | |
874 | ||
875 | buf[i++] = 0; | |
876 | buf[i++] = 0; | |
877 | buf[i++] = 0; | |
878 | ||
879 | /* Capacity List Length */ | |
355d8ae5 | 880 | if ((buf_len > 12) && chip->option.rts51x_mspro_formatter_enable && |
1dac4186 | 881 | (chip->lun2card[lun] & MS_CARD) && (!card || (card == MS_CARD))) { |
882 | buf[i++] = 0x10; | |
883 | desc_cnt = 2; | |
884 | } else { | |
885 | buf[i++] = 0x08; | |
886 | desc_cnt = 1; | |
887 | } | |
888 | ||
889 | while (desc_cnt) { | |
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]); | |
895 | ||
896 | if (desc_cnt == 2) | |
897 | /* Byte[8]: Descriptor Type: Formatted medium */ | |
898 | buf[i++] = 2; | |
899 | else | |
900 | buf[i++] = 0; /* Byte[16] */ | |
901 | } else { | |
902 | buf[i++] = 0xFF; | |
903 | buf[i++] = 0xFF; | |
904 | buf[i++] = 0xFF; | |
905 | buf[i++] = 0xFF; | |
906 | ||
907 | if (desc_cnt == 2) | |
908 | /* Byte[8]: Descriptor Type: No medium */ | |
909 | buf[i++] = 3; | |
910 | else | |
911 | buf[i++] = 0; /*Byte[16] */ | |
912 | } | |
913 | ||
914 | buf[i++] = 0x00; | |
915 | buf[i++] = 0x02; | |
916 | buf[i++] = 0x00; | |
917 | ||
918 | desc_cnt--; | |
919 | } | |
920 | ||
921 | buf_len = min(scsi_bufflen(srb), buf_len); | |
922 | rts51x_set_xfer_buf(buf, buf_len, srb); | |
923 | kfree(buf); | |
924 | ||
925 | scsi_set_resid(srb, scsi_bufflen(srb) - buf_len); | |
926 | ||
927 | return TRANSPORT_GOOD; | |
928 | } | |
929 | ||
930 | static int read_capacity(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
931 | { | |
932 | unsigned char *buf; | |
933 | unsigned int lun = SCSI_LUN(srb); | |
934 | ||
935 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 | 936 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 937 | TRACE_RET(chip, TRANSPORT_FAILED); |
938 | } | |
939 | ||
940 | if (!check_lun_mc(chip, lun)) { | |
941 | set_lun_mc(chip, lun); | |
355d8ae5 | 942 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_CHANGE); |
1dac4186 | 943 | return TRANSPORT_FAILED; |
944 | } | |
945 | ||
946 | buf = kmalloc(8, GFP_KERNEL); | |
947 | if (buf == NULL) | |
948 | TRACE_RET(chip, TRANSPORT_ERROR); | |
949 | ||
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); | |
954 | ||
955 | buf[4] = 0x00; | |
956 | buf[5] = 0x00; | |
957 | buf[6] = 0x02; | |
958 | buf[7] = 0x00; | |
959 | ||
960 | rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb); | |
961 | kfree(buf); | |
962 | ||
963 | scsi_set_resid(srb, 0); | |
964 | ||
965 | return TRANSPORT_GOOD; | |
966 | } | |
967 | ||
968 | static int get_dev_status(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
969 | { | |
970 | unsigned int lun = SCSI_LUN(srb); | |
971 | unsigned int buf_len; | |
972 | u8 status[32] = { 0 }; | |
973 | ||
974 | rts51x_pp_status(chip, lun, status, 32); | |
975 | ||
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); | |
979 | ||
980 | return TRANSPORT_GOOD; | |
981 | } | |
982 | ||
983 | static int read_status(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
984 | { | |
985 | u8 rts51x_status[16]; | |
986 | unsigned int buf_len; | |
987 | unsigned int lun = SCSI_LUN(srb); | |
988 | ||
989 | rts51x_read_status(chip, lun, rts51x_status, 16); | |
990 | ||
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); | |
994 | ||
995 | return TRANSPORT_GOOD; | |
996 | } | |
997 | ||
998 | static int read_mem(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
999 | { | |
1000 | unsigned int lun = SCSI_LUN(srb); | |
1001 | unsigned short addr, len, i; | |
1002 | int retval; | |
1003 | u8 *buf; | |
1004 | ||
1005 | rts51x_prepare_run(chip); | |
1006 | RTS51X_SET_STAT(chip, STAT_RUN); | |
1007 | ||
1008 | addr = ((u16) srb->cmnd[2] << 8) | srb->cmnd[3]; | |
1009 | len = ((u16) srb->cmnd[4] << 8) | srb->cmnd[5]; | |
1010 | ||
1011 | if (addr < 0xe000) { | |
1012 | RTS51X_DEBUGP("filter!addr=0x%x\n", addr); | |
1013 | return TRANSPORT_GOOD; | |
1014 | } | |
1015 | ||
1016 | buf = vmalloc(len); | |
1017 | if (!buf) | |
1018 | TRACE_RET(chip, TRANSPORT_ERROR); | |
1019 | ||
1020 | for (i = 0; i < len; i++) { | |
1021 | retval = rts51x_ep0_read_register(chip, addr + i, buf + i); | |
1022 | if (retval != STATUS_SUCCESS) { | |
1023 | vfree(buf); | |
355d8ae5 | 1024 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1025 | SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); |
1026 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1027 | } | |
1028 | } | |
1029 | ||
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); | |
1033 | ||
1034 | vfree(buf); | |
1035 | ||
1036 | return TRANSPORT_GOOD; | |
1037 | } | |
1038 | ||
1039 | static int write_mem(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1040 | { | |
1041 | unsigned int lun = SCSI_LUN(srb); | |
1042 | unsigned short addr, len, i; | |
1043 | int retval; | |
1044 | u8 *buf; | |
1045 | ||
1046 | rts51x_prepare_run(chip); | |
1047 | RTS51X_SET_STAT(chip, STAT_RUN); | |
1048 | ||
1049 | addr = ((u16) srb->cmnd[2] << 8) | srb->cmnd[3]; | |
1050 | len = ((u16) srb->cmnd[4] << 8) | srb->cmnd[5]; | |
1051 | ||
1052 | if (addr < 0xe000) { | |
1053 | RTS51X_DEBUGP("filter!addr=0x%x\n", addr); | |
1054 | return TRANSPORT_GOOD; | |
1055 | } | |
1056 | ||
1057 | len = (unsigned short)min(scsi_bufflen(srb), (unsigned int)len); | |
1058 | buf = vmalloc(len); | |
1059 | if (!buf) | |
1060 | TRACE_RET(chip, TRANSPORT_ERROR); | |
1061 | ||
1062 | rts51x_get_xfer_buf(buf, len, srb); | |
1063 | ||
1064 | for (i = 0; i < len; i++) { | |
1065 | retval = | |
1066 | rts51x_ep0_write_register(chip, addr + i, 0xFF, buf[i]); | |
1067 | if (retval != STATUS_SUCCESS) { | |
1068 | vfree(buf); | |
355d8ae5 | 1069 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR); |
1dac4186 | 1070 | TRACE_RET(chip, TRANSPORT_FAILED); |
1071 | } | |
1072 | } | |
1073 | ||
1074 | vfree(buf); | |
1075 | scsi_set_resid(srb, scsi_bufflen(srb) - len); | |
1076 | ||
1077 | return TRANSPORT_GOOD; | |
1078 | } | |
1079 | ||
1080 | static int get_sd_csd(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1081 | { | |
1082 | struct sd_info *sd_card = &(chip->sd_card); | |
1083 | unsigned int lun = SCSI_LUN(srb); | |
1084 | ||
1085 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 | 1086 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 1087 | TRACE_RET(chip, TRANSPORT_FAILED); |
1088 | } | |
1089 | ||
355d8ae5 RT |
1090 | if (rts51x_get_lun_card(chip, lun) != SD_CARD) { |
1091 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); | |
1dac4186 | 1092 | TRACE_RET(chip, TRANSPORT_FAILED); |
1093 | } | |
1094 | ||
1095 | scsi_set_resid(srb, 0); | |
1096 | rts51x_set_xfer_buf(sd_card->raw_csd, scsi_bufflen(srb), srb); | |
1097 | ||
1098 | return TRANSPORT_GOOD; | |
1099 | } | |
1100 | ||
1101 | static int read_phy_register(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1102 | { | |
1103 | int retval; | |
1104 | u8 addr, len, i; | |
1105 | u8 *buf; | |
1106 | ||
1107 | rts51x_prepare_run(chip); | |
1108 | RTS51X_SET_STAT(chip, STAT_RUN); | |
1109 | ||
1110 | addr = srb->cmnd[5]; | |
1111 | len = srb->cmnd[7]; | |
1112 | ||
1113 | if (len) { | |
1114 | buf = vmalloc(len); | |
1115 | if (!buf) | |
1116 | TRACE_RET(chip, TRANSPORT_ERROR); | |
1117 | ||
1118 | for (i = 0; i < len; i++) { | |
1119 | retval = | |
1120 | rts51x_read_phy_register(chip, addr + i, buf + i); | |
1121 | if (retval != STATUS_SUCCESS) { | |
1122 | vfree(buf); | |
355d8ae5 | 1123 | rts51x_set_sense_type(chip, SCSI_LUN(srb), |
1dac4186 | 1124 | SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); |
1125 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1126 | } | |
1127 | } | |
1128 | ||
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); | |
1132 | ||
1133 | vfree(buf); | |
1134 | } | |
1135 | ||
1136 | return TRANSPORT_GOOD; | |
1137 | } | |
1138 | ||
1139 | static int write_phy_register(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1140 | { | |
1141 | int retval; | |
1142 | u8 addr, len, i; | |
1143 | u8 *buf; | |
1144 | ||
1145 | rts51x_prepare_run(chip); | |
1146 | RTS51X_SET_STAT(chip, STAT_RUN); | |
1147 | ||
1148 | addr = srb->cmnd[5]; | |
1149 | len = srb->cmnd[7]; | |
1150 | ||
1151 | if (len) { | |
1152 | len = min(scsi_bufflen(srb), (unsigned int)len); | |
1153 | ||
1154 | buf = vmalloc(len); | |
1155 | if (buf == NULL) | |
1156 | TRACE_RET(chip, TRANSPORT_ERROR); | |
1157 | ||
1158 | rts51x_get_xfer_buf(buf, len, srb); | |
1159 | scsi_set_resid(srb, scsi_bufflen(srb) - len); | |
1160 | ||
1161 | for (i = 0; i < len; i++) { | |
1162 | retval = | |
1163 | rts51x_write_phy_register(chip, addr + i, buf[i]); | |
1164 | if (retval != STATUS_SUCCESS) { | |
1165 | vfree(buf); | |
355d8ae5 | 1166 | rts51x_set_sense_type(chip, SCSI_LUN(srb), |
1dac4186 | 1167 | SENSE_TYPE_MEDIA_WRITE_ERR); |
1168 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1169 | } | |
1170 | } | |
1171 | ||
1172 | vfree(buf); | |
1173 | } | |
1174 | ||
1175 | return TRANSPORT_GOOD; | |
1176 | } | |
1177 | ||
1178 | static int get_card_bus_width(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1179 | { | |
1180 | unsigned int lun = SCSI_LUN(srb); | |
1181 | u8 card, bus_width; | |
1182 | ||
1183 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 | 1184 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 1185 | TRACE_RET(chip, TRANSPORT_FAILED); |
1186 | } | |
1187 | ||
355d8ae5 | 1188 | card = rts51x_get_lun_card(chip, lun); |
1dac4186 | 1189 | if ((card == SD_CARD) || (card == MS_CARD)) { |
1190 | bus_width = chip->card_bus_width[lun]; | |
1191 | } else { | |
355d8ae5 | 1192 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); |
1dac4186 | 1193 | TRACE_RET(chip, TRANSPORT_FAILED); |
1194 | } | |
1195 | ||
1196 | scsi_set_resid(srb, 0); | |
1197 | rts51x_set_xfer_buf(&bus_width, scsi_bufflen(srb), srb); | |
1198 | ||
1199 | return TRANSPORT_GOOD; | |
1200 | } | |
1201 | ||
1202 | #ifdef _MSG_TRACE | |
1203 | static int trace_msg_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1204 | { | |
1205 | unsigned char *buf = NULL; | |
1206 | u8 clear; | |
1207 | unsigned int buf_len; | |
1208 | ||
1209 | buf_len = | |
1210 | 4 + | |
1211 | ((2 + MSG_FUNC_LEN + MSG_FILE_LEN + TIME_VAL_LEN) * TRACE_ITEM_CNT); | |
1212 | ||
1213 | if ((scsi_bufflen(srb) < buf_len) || (scsi_sglist(srb) == NULL)) { | |
355d8ae5 | 1214 | rts51x_set_sense_type(chip, SCSI_LUN(srb), |
1dac4186 | 1215 | SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); |
1216 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1217 | } | |
1218 | ||
1219 | clear = srb->cmnd[2]; | |
1220 | ||
1221 | buf = vmalloc(scsi_bufflen(srb)); | |
1222 | if (buf == NULL) | |
1223 | TRACE_RET(chip, TRANSPORT_ERROR); | |
1224 | ||
1225 | rts51x_trace_msg(chip, buf, clear); | |
1226 | ||
1227 | rts51x_set_xfer_buf(buf, scsi_bufflen(srb), srb); | |
1228 | vfree(buf); | |
1229 | ||
1230 | scsi_set_resid(srb, 0); | |
1231 | return TRANSPORT_GOOD; | |
1232 | } | |
1233 | #endif | |
1234 | ||
1235 | static int rw_mem_cmd_buf(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1236 | { | |
1237 | int retval = STATUS_SUCCESS; | |
1238 | unsigned int lun = SCSI_LUN(srb); | |
1239 | u8 cmd_type, mask, value, idx, mode, len; | |
1240 | u16 addr; | |
1241 | u32 timeout; | |
1242 | ||
1243 | rts51x_prepare_run(chip); | |
1244 | RTS51X_SET_STAT(chip, STAT_RUN); | |
1245 | ||
1246 | switch (srb->cmnd[3]) { | |
1247 | case INIT_BATCHCMD: | |
1248 | rts51x_init_cmd(chip); | |
1249 | break; | |
1250 | ||
1251 | case ADD_BATCHCMD: | |
1252 | cmd_type = srb->cmnd[4]; | |
1253 | if (cmd_type > 2) { | |
355d8ae5 | 1254 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1255 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1256 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1257 | } | |
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); | |
1262 | break; | |
1263 | ||
1264 | case SEND_BATCHCMD: | |
1265 | mode = srb->cmnd[4]; | |
1266 | len = srb->cmnd[5]; | |
1267 | timeout = | |
1268 | ((u32) srb->cmnd[6] << 24) | ((u32) srb-> | |
1269 | cmnd[7] << 16) | ((u32) srb-> | |
1270 | cmnd[8] << | |
1271 | 8) | ((u32) | |
1272 | srb-> | |
1273 | cmnd | |
1274 | [9]); | |
1275 | retval = rts51x_send_cmd(chip, mode, 1000); | |
1276 | if (retval != STATUS_SUCCESS) { | |
355d8ae5 | 1277 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR); |
1dac4186 | 1278 | TRACE_RET(chip, TRANSPORT_FAILED); |
1279 | } | |
1280 | if (mode & STAGE_R) { | |
1281 | retval = rts51x_get_rsp(chip, len, timeout); | |
1282 | if (retval != STATUS_SUCCESS) { | |
355d8ae5 | 1283 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1284 | SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); |
1285 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1286 | } | |
1287 | } | |
1288 | break; | |
1289 | ||
1290 | case GET_BATCHRSP: | |
1291 | idx = srb->cmnd[4]; | |
1292 | value = chip->rsp_buf[idx]; | |
1293 | if (scsi_bufflen(srb) < 1) { | |
355d8ae5 | 1294 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1295 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1296 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1297 | } | |
1298 | rts51x_set_xfer_buf(&value, 1, srb); | |
1299 | scsi_set_resid(srb, 0); | |
1300 | break; | |
1301 | ||
1302 | default: | |
355d8ae5 | 1303 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1304 | TRACE_RET(chip, TRANSPORT_FAILED); |
1305 | } | |
1306 | ||
1307 | if (retval != STATUS_SUCCESS) { | |
355d8ae5 | 1308 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_ERR); |
1dac4186 | 1309 | TRACE_RET(chip, TRANSPORT_FAILED); |
1310 | } | |
1311 | ||
1312 | return TRANSPORT_GOOD; | |
1313 | } | |
1314 | ||
1315 | static int suit_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1316 | { | |
1317 | int result; | |
1318 | ||
1319 | switch (srb->cmnd[3]) { | |
1320 | case INIT_BATCHCMD: | |
1321 | case ADD_BATCHCMD: | |
1322 | case SEND_BATCHCMD: | |
1323 | case GET_BATCHRSP: | |
1324 | result = rw_mem_cmd_buf(srb, chip); | |
1325 | break; | |
1326 | default: | |
1327 | result = TRANSPORT_ERROR; | |
1328 | } | |
1329 | ||
1330 | return result; | |
1331 | } | |
1332 | ||
1333 | static int app_cmd(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1334 | { | |
1335 | int result; | |
1336 | ||
1337 | switch (srb->cmnd[2]) { | |
1338 | case PP_READ10: | |
1339 | case PP_WRITE10: | |
1340 | result = read_write(srb, chip); | |
1341 | break; | |
1342 | ||
1343 | case SUIT_CMD: | |
1344 | result = suit_cmd(srb, chip); | |
1345 | break; | |
1346 | ||
1347 | case READ_PHY: | |
1348 | result = read_phy_register(srb, chip); | |
1349 | break; | |
1350 | ||
1351 | case WRITE_PHY: | |
1352 | result = write_phy_register(srb, chip); | |
1353 | break; | |
1354 | ||
1355 | case GET_DEV_STATUS: | |
1356 | result = get_dev_status(srb, chip); | |
1357 | break; | |
1358 | ||
1359 | default: | |
355d8ae5 | 1360 | rts51x_set_sense_type(chip, SCSI_LUN(srb), |
1dac4186 | 1361 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1362 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1363 | } | |
1364 | ||
1365 | return result; | |
1366 | } | |
1367 | ||
1368 | static int vendor_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1369 | { | |
1370 | int result = TRANSPORT_GOOD; | |
1371 | ||
1372 | switch (srb->cmnd[1]) { | |
1373 | case READ_STATUS: | |
1374 | result = read_status(srb, chip); | |
1375 | break; | |
1376 | ||
1377 | case READ_MEM: | |
1378 | result = read_mem(srb, chip); | |
1379 | break; | |
1380 | ||
1381 | case WRITE_MEM: | |
1382 | result = write_mem(srb, chip); | |
1383 | break; | |
1384 | ||
1385 | case GET_BUS_WIDTH: | |
1386 | result = get_card_bus_width(srb, chip); | |
1387 | break; | |
1388 | ||
1389 | case GET_SD_CSD: | |
1390 | result = get_sd_csd(srb, chip); | |
1391 | break; | |
1392 | ||
1393 | #ifdef _MSG_TRACE | |
1394 | case TRACE_MSG: | |
1395 | result = trace_msg_cmd(srb, chip); | |
1396 | break; | |
1397 | #endif | |
1398 | ||
1399 | case SCSI_APP_CMD: | |
1400 | result = app_cmd(srb, chip); | |
1401 | break; | |
1402 | ||
1403 | default: | |
355d8ae5 | 1404 | rts51x_set_sense_type(chip, SCSI_LUN(srb), |
1dac4186 | 1405 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1406 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1407 | } | |
1408 | ||
1409 | return result; | |
1410 | } | |
1411 | ||
1412 | static int ms_format_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1413 | { | |
1414 | struct ms_info *ms_card = &(chip->ms_card); | |
1415 | unsigned int lun = SCSI_LUN(srb); | |
1416 | int retval, quick_format; | |
1417 | ||
355d8ae5 RT |
1418 | if (rts51x_get_lun_card(chip, lun) != MS_CARD) { |
1419 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT); | |
1dac4186 | 1420 | TRACE_RET(chip, TRANSPORT_FAILED); |
1421 | } | |
1422 | ||
1423 | if ((srb->cmnd[3] != 0x4D) || (srb->cmnd[4] != 0x47) | |
1424 | || (srb->cmnd[5] != 0x66) || (srb->cmnd[6] != 0x6D) | |
1425 | || (srb->cmnd[7] != 0x74)) { | |
355d8ae5 | 1426 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1427 | TRACE_RET(chip, TRANSPORT_FAILED); |
1428 | } | |
1429 | ||
1430 | if (srb->cmnd[8] & 0x01) | |
1431 | quick_format = 0; | |
1432 | else | |
1433 | quick_format = 1; | |
1434 | ||
1435 | if (!(chip->card_ready & MS_CARD)) { | |
355d8ae5 | 1436 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 1437 | TRACE_RET(chip, TRANSPORT_FAILED); |
1438 | } | |
1439 | ||
1440 | if (chip->card_wp & MS_CARD) { | |
355d8ae5 | 1441 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT); |
1dac4186 | 1442 | TRACE_RET(chip, TRANSPORT_FAILED); |
1443 | } | |
1444 | ||
1445 | if (!CHK_MSPRO(ms_card)) { | |
355d8ae5 | 1446 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT); |
1dac4186 | 1447 | TRACE_RET(chip, TRANSPORT_FAILED); |
1448 | } | |
1449 | ||
1450 | rts51x_prepare_run(chip); | |
1451 | RTS51X_SET_STAT(chip, STAT_RUN); | |
1452 | ||
355d8ae5 | 1453 | retval = rts51x_mspro_format(srb, chip, MS_SHORT_DATA_LEN, quick_format); |
1dac4186 | 1454 | if (retval != STATUS_SUCCESS) { |
355d8ae5 | 1455 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_FORMAT_CMD_FAILED); |
1dac4186 | 1456 | TRACE_RET(chip, TRANSPORT_FAILED); |
1457 | } | |
1458 | ||
1459 | scsi_set_resid(srb, 0); | |
1460 | return TRANSPORT_GOOD; | |
1461 | } | |
1462 | ||
1463 | #ifdef SUPPORT_PCGL_1P18 | |
f04f107d | 1464 | static int get_ms_information(struct scsi_cmnd *srb, struct rts51x_chip *chip) |
1dac4186 | 1465 | { |
1466 | struct ms_info *ms_card = &(chip->ms_card); | |
1467 | unsigned int lun = SCSI_LUN(srb); | |
1468 | u8 dev_info_id, data_len; | |
1469 | u8 *buf; | |
1470 | unsigned int buf_len; | |
1471 | int i; | |
1472 | ||
1473 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 | 1474 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 1475 | TRACE_RET(chip, TRANSPORT_FAILED); |
1476 | } | |
355d8ae5 RT |
1477 | if ((rts51x_get_lun_card(chip, lun) != MS_CARD)) { |
1478 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT); | |
1dac4186 | 1479 | TRACE_RET(chip, TRANSPORT_FAILED); |
1480 | } | |
1481 | ||
1482 | if ((srb->cmnd[2] != 0xB0) || (srb->cmnd[4] != 0x4D) || | |
1483 | (srb->cmnd[5] != 0x53) || (srb->cmnd[6] != 0x49) || | |
1484 | (srb->cmnd[7] != 0x44)) { | |
355d8ae5 | 1485 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1486 | TRACE_RET(chip, TRANSPORT_FAILED); |
1487 | } | |
1488 | ||
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)) { | |
355d8ae5 | 1493 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1494 | TRACE_RET(chip, TRANSPORT_FAILED); |
1495 | } | |
1496 | ||
1497 | if (dev_info_id == 0x15) | |
1498 | buf_len = data_len = 0x3A; | |
1499 | else | |
1500 | buf_len = data_len = 0x6A; | |
1501 | ||
1502 | buf = kmalloc(buf_len, GFP_KERNEL); | |
1503 | if (!buf) | |
1504 | TRACE_RET(chip, TRANSPORT_ERROR); | |
1505 | ||
1506 | i = 0; | |
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)) | |
1512 | buf[i++] = 0x03; | |
1513 | else | |
1514 | buf[i++] = 0x02; | |
1515 | /* SGM bit */ | |
1516 | buf[i++] = 0x01; | |
1517 | /* Reserved */ | |
1518 | buf[i++] = 0x00; | |
1519 | buf[i++] = 0x00; | |
1520 | buf[i++] = 0x00; | |
1521 | /* Number of Device Information */ | |
1522 | buf[i++] = 0x01; | |
1523 | ||
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) | |
1529 | data_len = 0x31; | |
1530 | else | |
1531 | data_len = 0x61; | |
1532 | buf[i++] = 0x00; /* Data length MSB */ | |
1533 | buf[i++] = data_len; /* Data length LSB */ | |
1534 | /* Valid Bit */ | |
1535 | buf[i++] = 0x80; | |
1536 | if ((dev_info_id == 0x10) || (dev_info_id == 0x13)) { | |
1537 | /* System Information */ | |
1538 | memcpy(buf + i, ms_card->raw_sys_info, 96); | |
1539 | } else { | |
1540 | /* Model Name */ | |
1541 | memcpy(buf + i, ms_card->raw_model_name, 48); | |
1542 | } | |
1543 | ||
1544 | rts51x_set_xfer_buf(buf, buf_len, srb); | |
1545 | ||
1546 | if (dev_info_id == 0x15) | |
1547 | scsi_set_resid(srb, scsi_bufflen(srb) - 0x3C); | |
1548 | else | |
1549 | scsi_set_resid(srb, scsi_bufflen(srb) - 0x6C); | |
1550 | ||
1551 | kfree(buf); | |
1552 | return STATUS_SUCCESS; | |
1553 | } | |
1554 | #endif | |
1555 | ||
1556 | static int ms_sp_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1557 | { | |
1558 | int retval = TRANSPORT_ERROR; | |
1559 | ||
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); | |
1565 | #endif | |
1566 | ||
1567 | return retval; | |
1568 | } | |
1569 | ||
1570 | #ifdef SUPPORT_CPRM | |
1571 | static int sd_extention_cmnd(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1572 | { | |
1573 | unsigned int lun = SCSI_LUN(srb); | |
1574 | int result; | |
1575 | ||
1576 | rts51x_prepare_run(chip); | |
1577 | RTS51X_SET_STAT(chip, STAT_RUN); | |
1578 | ||
355d8ae5 | 1579 | rts51x_sd_cleanup_work(chip); |
1dac4186 | 1580 | |
1581 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 | 1582 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 1583 | TRACE_RET(chip, TRANSPORT_FAILED); |
1584 | } | |
355d8ae5 RT |
1585 | if ((rts51x_get_lun_card(chip, lun) != SD_CARD)) { |
1586 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT); | |
1dac4186 | 1587 | TRACE_RET(chip, TRANSPORT_FAILED); |
1588 | } | |
1589 | ||
1590 | switch (srb->cmnd[0]) { | |
1591 | case SD_PASS_THRU_MODE: | |
355d8ae5 | 1592 | result = rts51x_sd_pass_thru_mode(srb, chip); |
1dac4186 | 1593 | break; |
1594 | ||
1595 | case SD_EXECUTE_NO_DATA: | |
355d8ae5 | 1596 | result = rts51x_sd_execute_no_data(srb, chip); |
1dac4186 | 1597 | break; |
1598 | ||
1599 | case SD_EXECUTE_READ: | |
355d8ae5 | 1600 | result = rts51x_sd_execute_read_data(srb, chip); |
1dac4186 | 1601 | break; |
1602 | ||
1603 | case SD_EXECUTE_WRITE: | |
355d8ae5 | 1604 | result = rts51x_sd_execute_write_data(srb, chip); |
1dac4186 | 1605 | break; |
1606 | ||
1607 | case SD_GET_RSP: | |
355d8ae5 | 1608 | result = rts51x_sd_get_cmd_rsp(srb, chip); |
1dac4186 | 1609 | break; |
1610 | ||
1611 | case SD_HW_RST: | |
355d8ae5 | 1612 | result = rts51x_sd_hw_rst(srb, chip); |
1dac4186 | 1613 | break; |
1614 | ||
1615 | default: | |
355d8ae5 | 1616 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1617 | TRACE_RET(chip, TRANSPORT_FAILED); |
1618 | } | |
1619 | ||
1620 | return result; | |
1621 | } | |
1622 | #endif | |
1623 | ||
1624 | #ifdef SUPPORT_MAGIC_GATE | |
f04f107d | 1625 | static int mg_report_key(struct scsi_cmnd *srb, struct rts51x_chip *chip) |
1dac4186 | 1626 | { |
1627 | struct ms_info *ms_card = &(chip->ms_card); | |
1628 | unsigned int lun = SCSI_LUN(srb); | |
1629 | int retval; | |
1630 | u8 key_format; | |
1631 | ||
1632 | rts51x_prepare_run(chip); | |
1633 | RTS51X_SET_STAT(chip, STAT_RUN); | |
1634 | ||
355d8ae5 | 1635 | rts51x_ms_cleanup_work(chip); |
1dac4186 | 1636 | |
1637 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 | 1638 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 1639 | TRACE_RET(chip, TRANSPORT_FAILED); |
1640 | } | |
355d8ae5 RT |
1641 | if ((rts51x_get_lun_card(chip, lun) != MS_CARD)) { |
1642 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT); | |
1dac4186 | 1643 | TRACE_RET(chip, TRANSPORT_FAILED); |
1644 | } | |
1645 | ||
1646 | if (srb->cmnd[7] != KC_MG_R_PRO) { | |
355d8ae5 | 1647 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1648 | TRACE_RET(chip, TRANSPORT_FAILED); |
1649 | } | |
1650 | ||
1651 | if (!CHK_MSPRO(ms_card)) { | |
355d8ae5 | 1652 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM); |
1dac4186 | 1653 | TRACE_RET(chip, TRANSPORT_FAILED); |
1654 | } | |
1655 | ||
1656 | key_format = srb->cmnd[10] & 0x3F; | |
1657 | ||
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)) { | |
355d8ae5 | 1662 | retval = rts51x_mg_get_local_EKB(srb, chip); |
1dac4186 | 1663 | if (retval != STATUS_SUCCESS) |
1664 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1665 | } else { | |
355d8ae5 | 1666 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1667 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1668 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1669 | } | |
1670 | break; | |
1671 | ||
1672 | case KF_RSP_CHG: | |
1673 | if ((scsi_bufflen(srb) == 0x24) && | |
1674 | (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x24)) { | |
355d8ae5 | 1675 | retval = rts51x_mg_get_rsp_chg(srb, chip); |
1dac4186 | 1676 | if (retval != STATUS_SUCCESS) |
1677 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1678 | } else { | |
355d8ae5 | 1679 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1680 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1681 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1682 | } | |
1683 | break; | |
1684 | ||
1685 | case KF_GET_ICV: | |
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)) { | |
355d8ae5 | 1693 | retval = rts51x_mg_get_ICV(srb, chip); |
1dac4186 | 1694 | if (retval != STATUS_SUCCESS) |
1695 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1696 | } else { | |
355d8ae5 | 1697 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1698 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1699 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1700 | } | |
1701 | break; | |
1702 | ||
1703 | default: | |
355d8ae5 | 1704 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1705 | TRACE_RET(chip, TRANSPORT_FAILED); |
1706 | } | |
1707 | ||
1708 | scsi_set_resid(srb, 0); | |
1709 | return TRANSPORT_GOOD; | |
1710 | } | |
1711 | ||
f04f107d | 1712 | static int mg_send_key(struct scsi_cmnd *srb, struct rts51x_chip *chip) |
1dac4186 | 1713 | { |
1714 | struct ms_info *ms_card = &(chip->ms_card); | |
1715 | unsigned int lun = SCSI_LUN(srb); | |
1716 | int retval; | |
1717 | u8 key_format; | |
1718 | ||
1719 | rts51x_prepare_run(chip); | |
1720 | RTS51X_SET_STAT(chip, STAT_RUN); | |
1721 | ||
355d8ae5 | 1722 | rts51x_ms_cleanup_work(chip); |
1dac4186 | 1723 | |
1724 | if (!check_card_ready(chip, lun)) { | |
355d8ae5 | 1725 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
1dac4186 | 1726 | TRACE_RET(chip, TRANSPORT_FAILED); |
1727 | } | |
1728 | if (check_card_wp(chip, lun)) { | |
355d8ae5 | 1729 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_WRITE_PROTECT); |
1dac4186 | 1730 | TRACE_RET(chip, TRANSPORT_FAILED); |
1731 | } | |
355d8ae5 RT |
1732 | if ((rts51x_get_lun_card(chip, lun) != MS_CARD)) { |
1733 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT); | |
1dac4186 | 1734 | TRACE_RET(chip, TRANSPORT_FAILED); |
1735 | } | |
1736 | ||
1737 | if (srb->cmnd[7] != KC_MG_R_PRO) { | |
355d8ae5 | 1738 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1739 | TRACE_RET(chip, TRANSPORT_FAILED); |
1740 | } | |
1741 | ||
1742 | if (!CHK_MSPRO(ms_card)) { | |
355d8ae5 | 1743 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM); |
1dac4186 | 1744 | TRACE_RET(chip, TRANSPORT_FAILED); |
1745 | } | |
1746 | ||
1747 | key_format = srb->cmnd[10] & 0x3F; | |
1748 | ||
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)) { | |
355d8ae5 | 1753 | retval = rts51x_mg_set_leaf_id(srb, chip); |
1dac4186 | 1754 | if (retval != STATUS_SUCCESS) |
1755 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1756 | } else { | |
355d8ae5 | 1757 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1758 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1759 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1760 | } | |
1761 | break; | |
1762 | ||
1763 | case KF_CHG_HOST: | |
1764 | if ((scsi_bufflen(srb) == 0x0C) && | |
1765 | (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) { | |
355d8ae5 | 1766 | retval = rts51x_mg_chg(srb, chip); |
1dac4186 | 1767 | if (retval != STATUS_SUCCESS) |
1768 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1769 | } else { | |
355d8ae5 | 1770 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1771 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1772 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1773 | } | |
1774 | break; | |
1775 | ||
1776 | case KF_RSP_HOST: | |
1777 | if ((scsi_bufflen(srb) == 0x0C) && | |
1778 | (srb->cmnd[8] == 0x00) && (srb->cmnd[9] == 0x0C)) { | |
355d8ae5 | 1779 | retval = rts51x_mg_rsp(srb, chip); |
1dac4186 | 1780 | if (retval != STATUS_SUCCESS) |
1781 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1782 | } else { | |
355d8ae5 | 1783 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1784 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1785 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1786 | } | |
1787 | break; | |
1788 | ||
1789 | case KF_SET_ICV: | |
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)) { | |
355d8ae5 | 1797 | retval = rts51x_mg_set_ICV(srb, chip); |
1dac4186 | 1798 | if (retval != STATUS_SUCCESS) |
1799 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1800 | } else { | |
355d8ae5 | 1801 | rts51x_set_sense_type(chip, lun, |
1dac4186 | 1802 | SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1803 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1804 | } | |
1805 | break; | |
1806 | ||
1807 | default: | |
355d8ae5 | 1808 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1809 | TRACE_RET(chip, TRANSPORT_FAILED); |
1810 | } | |
1811 | ||
1812 | scsi_set_resid(srb, 0); | |
1813 | return TRANSPORT_GOOD; | |
1814 | } | |
1815 | #endif | |
1816 | ||
1817 | int rts51x_scsi_handler(struct scsi_cmnd *srb, struct rts51x_chip *chip) | |
1818 | { | |
1dac4186 | 1819 | struct ms_info *ms_card = &(chip->ms_card); |
1820 | unsigned int lun = SCSI_LUN(srb); | |
1821 | int result = TRANSPORT_GOOD; | |
1822 | ||
355d8ae5 | 1823 | if ((rts51x_get_lun_card(chip, lun) == MS_CARD) && |
1dac4186 | 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 */ | |
355d8ae5 | 1828 | rts51x_set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04, |
1dac4186 | 1829 | 0, (u16) (ms_card->progress)); |
1830 | TRACE_RET(chip, TRANSPORT_FAILED); | |
1831 | } | |
1832 | } | |
1833 | ||
1834 | switch (srb->cmnd[0]) { | |
1835 | case READ_10: | |
1836 | case WRITE_10: | |
1837 | case READ_6: | |
1838 | case WRITE_6: | |
1839 | result = read_write(srb, chip); | |
1840 | break; | |
1841 | ||
1842 | case TEST_UNIT_READY: | |
1843 | result = test_unit_ready(srb, chip); | |
1844 | break; | |
1845 | ||
1846 | case INQUIRY: | |
1847 | result = inquiry(srb, chip); | |
1848 | break; | |
1849 | ||
1850 | case READ_CAPACITY: | |
1851 | result = read_capacity(srb, chip); | |
1852 | break; | |
1853 | ||
1854 | case START_STOP: | |
1855 | result = start_stop_unit(srb, chip); | |
1856 | break; | |
1857 | ||
1858 | case ALLOW_MEDIUM_REMOVAL: | |
1859 | result = allow_medium_removal(srb, chip); | |
1860 | break; | |
1861 | ||
1862 | case REQUEST_SENSE: | |
1863 | result = request_sense(srb, chip); | |
1864 | break; | |
1865 | ||
1866 | case MODE_SENSE: | |
1867 | case MODE_SENSE_10: | |
1868 | result = mode_sense(srb, chip); | |
1869 | break; | |
1870 | ||
1871 | case 0x23: | |
1872 | result = read_format_capacity(srb, chip); | |
1873 | break; | |
1874 | ||
1875 | case VENDOR_CMND: | |
1876 | result = vendor_cmnd(srb, chip); | |
1877 | break; | |
1878 | ||
1879 | case MS_SP_CMND: | |
1880 | result = ms_sp_cmnd(srb, chip); | |
1881 | break; | |
1882 | ||
1883 | #ifdef SUPPORT_CPRM | |
1884 | case SD_PASS_THRU_MODE: | |
1885 | case SD_EXECUTE_NO_DATA: | |
1886 | case SD_EXECUTE_READ: | |
1887 | case SD_EXECUTE_WRITE: | |
1888 | case SD_GET_RSP: | |
1889 | case SD_HW_RST: | |
1890 | result = sd_extention_cmnd(srb, chip); | |
1891 | break; | |
1892 | #endif | |
1893 | ||
1894 | #ifdef SUPPORT_MAGIC_GATE | |
1895 | case CMD_MSPRO_MG_RKEY: | |
1896 | result = mg_report_key(srb, chip); | |
1897 | break; | |
1898 | ||
1899 | case CMD_MSPRO_MG_SKEY: | |
1900 | result = mg_send_key(srb, chip); | |
1901 | break; | |
1902 | #endif | |
1903 | ||
1904 | case FORMAT_UNIT: | |
1905 | case MODE_SELECT: | |
1906 | case VERIFY: | |
1907 | result = TRANSPORT_GOOD; | |
1908 | break; | |
1909 | ||
1910 | default: | |
355d8ae5 | 1911 | rts51x_set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD); |
1dac4186 | 1912 | result = TRANSPORT_FAILED; |
1913 | } | |
1914 | ||
1915 | return result; | |
1916 | } | |
1917 | ||
1918 | /*********************************************************************** | |
1919 | * Host functions | |
1920 | ***********************************************************************/ | |
1921 | ||
1dac4186 | 1922 | int slave_alloc(struct scsi_device *sdev) |
1923 | { | |
1924 | /* | |
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. | |
1928 | */ | |
1929 | sdev->inquiry_len = 36; | |
1930 | return 0; | |
1931 | } | |
1932 | ||
1933 | int slave_configure(struct scsi_device *sdev) | |
1934 | { | |
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)); | |
1944 | ||
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). | |
1950 | * | |
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. | |
1954 | * | |
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 | |
1957 | * data comes from. | |
1958 | */ | |
1959 | if (sdev->scsi_level < SCSI_2) | |
1960 | sdev->scsi_level = sdev->sdev_target->scsi_level = SCSI_2; | |
1961 | ||
1962 | return 0; | |
1963 | } | |
1964 | ||
1965 | /*********************************************************************** | |
1966 | * /proc/scsi/ functions | |
1967 | ***********************************************************************/ | |
1968 | ||
1969 | /* we use this macro to help us write into the buffer */ | |
1970 | #undef SPRINTF | |
38c19ec9 | 1971 | #define SPRINTF(args...) seq_printf(m, ##args) |
1dac4186 | 1972 | |
38c19ec9 | 1973 | static int write_info(struct Scsi_Host *host, char *buffer, int length) |
1dac4186 | 1974 | { |
1dac4186 | 1975 | /* if someone is sending us data, just throw it away */ |
38c19ec9 AV |
1976 | return length; |
1977 | } | |
1dac4186 | 1978 | |
38c19ec9 AV |
1979 | static int show_info(struct seq_file *m, struct Scsi_Host *host) |
1980 | { | |
1dac4186 | 1981 | /* print the controller name */ |
1982 | SPRINTF(" Host scsi%d: %s\n", host->host_no, RTS51X_NAME); | |
1983 | ||
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__); | |
38c19ec9 | 1989 | return 0; |
1dac4186 | 1990 | } |
1991 | ||
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 *)) | |
1995 | { | |
1996 | struct rts51x_chip *chip = host_to_rts51x(srb->device->host); | |
1997 | ||
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; | |
2003 | } | |
2004 | ||
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; | |
2009 | done(srb); | |
2010 | return 0; | |
2011 | } | |
2012 | ||
2013 | /* enqueue the command and wake up the control thread */ | |
2014 | srb->scsi_done = done; | |
2015 | chip->srb = srb; | |
2016 | complete(&chip->usb->cmnd_ready); | |
2017 | ||
2018 | return 0; | |
2019 | } | |
2020 | ||
1dac4186 | 2021 | DEF_SCSI_QCMD(queuecommand) |
1dac4186 | 2022 | /*********************************************************************** |
2023 | * Error handling functions | |
2024 | ***********************************************************************/ | |
2025 | /* Command timeout and abort */ | |
2026 | int command_abort(struct scsi_cmnd *srb) | |
2027 | { | |
2028 | struct rts51x_chip *chip = host_to_rts51x(srb->device->host); | |
2029 | ||
2030 | RTS51X_DEBUGP("%s called\n", __func__); | |
2031 | ||
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)); | |
2035 | ||
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"); | |
2040 | return FAILED; | |
2041 | } | |
2042 | ||
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); */ | |
2052 | } | |
2053 | scsi_unlock(rts51x_to_host(chip)); | |
2054 | ||
2055 | /* Wait for the aborted command to finish */ | |
2056 | wait_for_completion(&chip->usb->notify); | |
2057 | return SUCCESS; | |
2058 | } | |
2059 | ||
2060 | /* This invokes the transport reset mechanism to reset the state of the | |
2061 | * device */ | |
af56976d | 2062 | static int device_reset(struct scsi_cmnd *srb) |
1dac4186 | 2063 | { |
2064 | int result = 0; | |
2065 | ||
2066 | RTS51X_DEBUGP("%s called\n", __func__); | |
2067 | ||
2068 | return result < 0 ? FAILED : SUCCESS; | |
2069 | } | |
2070 | ||
2071 | /* Simulate a SCSI bus reset by resetting the device's USB port. */ | |
2072 | int bus_reset(struct scsi_cmnd *srb) | |
2073 | { | |
2074 | int result = 0; | |
2075 | ||
2076 | RTS51X_DEBUGP("%s called\n", __func__); | |
2077 | ||
2078 | return result < 0 ? FAILED : SUCCESS; | |
2079 | } | |
2080 | ||
2081 | static const char *rts5139_info(struct Scsi_Host *host) | |
2082 | { | |
2083 | return "SCSI emulation for RTS5139 USB card reader"; | |
2084 | } | |
2085 | ||
2086 | struct scsi_host_template rts51x_host_template = { | |
2087 | /* basic userland interface stuff */ | |
2088 | .name = RTS51X_NAME, | |
2089 | .proc_name = RTS51X_NAME, | |
38c19ec9 AV |
2090 | .show_info = show_info, |
2091 | .write_info = write_info, | |
1dac4186 | 2092 | .info = rts5139_info, |
2093 | ||
2094 | /* command interface -- queued only */ | |
2095 | .queuecommand = queuecommand, | |
2096 | ||
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, | |
2101 | ||
2102 | /* queue commands only, only one command per LUN */ | |
2103 | .can_queue = 1, | |
2104 | .cmd_per_lun = 1, | |
2105 | ||
2106 | /* unknown initiator id */ | |
2107 | .this_id = -1, | |
2108 | ||
2109 | .slave_alloc = slave_alloc, | |
2110 | .slave_configure = slave_configure, | |
2111 | ||
2112 | /* lots of sg segments can be handled */ | |
2113 | .sg_tablesize = SG_ALL, | |
2114 | ||
2115 | /* limit the total size of a transfer to 120 KB */ | |
2116 | .max_sectors = 240, | |
2117 | ||
2118 | /* merge commands... this seems to help performance, but | |
2119 | * periodically someone should test to see which setting is more | |
2120 | * optimal. | |
2121 | */ | |
2122 | .use_clustering = 1, | |
2123 | ||
2124 | /* emulated HBA */ | |
2125 | .emulated = 1, | |
2126 | ||
2127 | /* we do our own delay after a device or bus reset */ | |
2128 | .skip_settle_delay = 1, | |
2129 | ||
2130 | /* sysfs device attributes */ | |
2131 | /* .sdev_attrs = sysfs_device_attr_list, */ | |
2132 | ||
2133 | /* module management */ | |
2134 | .module = THIS_MODULE | |
2135 | }; | |
2136 |