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/vmalloc.h>
30
31 #include "debug.h"
32 #include "trace.h"
33 #include "rts51x.h"
34 #include "rts51x_transport.h"
35 #include "rts51x_scsi.h"
36 #include "rts51x_card.h"
37 #include "xd.h"
38
39 static int xd_build_l2p_tbl(struct rts51x_chip *chip, int zone_no);
40 static int xd_init_page(struct rts51x_chip *chip, u32 phy_blk, u16 logoff,
41 u8 start_page, u8 end_page);
42
xd_set_err_code(struct rts51x_chip * chip,u8 err_code)43 static inline void xd_set_err_code(struct rts51x_chip *chip, u8 err_code)
44 {
45 struct xd_info *xd_card = &(chip->xd_card);
46
47 xd_card->err_code = err_code;
48 }
49
xd_check_err_code(struct rts51x_chip * chip,u8 err_code)50 static inline int xd_check_err_code(struct rts51x_chip *chip, u8 err_code)
51 {
52 struct xd_info *xd_card = &(chip->xd_card);
53
54 return (xd_card->err_code == err_code);
55 }
56
xd_set_init_para(struct rts51x_chip * chip)57 static int xd_set_init_para(struct rts51x_chip *chip)
58 {
59 struct xd_info *xd_card = &(chip->xd_card);
60 int retval;
61
62 if (chip->asic_code)
63 xd_card->xd_clock = 47;
64 else
65 xd_card->xd_clock = CLK_50;
66
67 retval = switch_clock(chip, xd_card->xd_clock);
68 if (retval != STATUS_SUCCESS)
69 TRACE_RET(chip, retval);
70
71 return STATUS_SUCCESS;
72 }
73
xd_switch_clock(struct rts51x_chip * chip)74 static int xd_switch_clock(struct rts51x_chip *chip)
75 {
76 struct xd_info *xd_card = &(chip->xd_card);
77 int retval;
78
79 retval = rts51x_select_card(chip, XD_CARD);
80 if (retval != STATUS_SUCCESS)
81 TRACE_RET(chip, retval);
82
83 retval = switch_clock(chip, xd_card->xd_clock);
84 if (retval != STATUS_SUCCESS)
85 TRACE_RET(chip, retval);
86
87 return STATUS_SUCCESS;
88 }
89
xd_read_id(struct rts51x_chip * chip,u8 id_cmd,u8 * id_buf,u8 buf_len)90 static int xd_read_id(struct rts51x_chip *chip, u8 id_cmd, u8 *id_buf,
91 u8 buf_len)
92 {
93 int retval, i;
94
95 rts51x_init_cmd(chip);
96
97 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_DAT, 0xFF, id_cmd);
98 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
99 XD_TRANSFER_START | XD_READ_ID);
100 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
101 XD_TRANSFER_END);
102
103 for (i = 0; i < 4; i++) {
104 rts51x_add_cmd(chip, READ_REG_CMD, (u16) (XD_ADDRESS1 + i), 0,
105 0);
106 }
107
108 retval = rts51x_send_cmd(chip, MODE_CR, 20);
109 if (retval != STATUS_SUCCESS)
110 TRACE_RET(chip, retval);
111
112 retval = rts51x_get_rsp(chip, 5, 20);
113
114 if (retval != STATUS_SUCCESS) {
115 rts51x_clear_xd_error(chip);
116 TRACE_RET(chip, retval);
117 }
118
119 if (id_buf && buf_len) {
120 if (buf_len > 4)
121 buf_len = 4;
122 rts51x_read_rsp_buf(chip, 1, id_buf, buf_len);
123 }
124
125 return STATUS_SUCCESS;
126 }
127
xd_assign_phy_addr(struct rts51x_chip * chip,u32 addr,u8 mode)128 static void xd_assign_phy_addr(struct rts51x_chip *chip, u32 addr, u8 mode)
129 {
130 struct xd_info *xd_card = &(chip->xd_card);
131
132 switch (mode) {
133 case XD_RW_ADDR:
134 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS0, 0xFF, 0);
135 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS1, 0xFF,
136 (u8) addr);
137 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS2, 0xFF,
138 (u8) (addr >> 8));
139 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS3, 0xFF,
140 (u8) (addr >> 16));
141 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, 0xFF,
142 xd_card->addr_cycle | XD_CALC_ECC |
143 XD_BA_NO_TRANSFORM);
144 break;
145
146 case XD_ERASE_ADDR:
147 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS0, 0xFF,
148 (u8) addr);
149 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS1, 0xFF,
150 (u8) (addr >> 8));
151 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS2, 0xFF,
152 (u8) (addr >> 16));
153 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, 0xFF,
154 (xd_card->addr_cycle - 1) |
155 XD_CALC_ECC | XD_BA_NO_TRANSFORM);
156 break;
157
158 default:
159 break;
160 }
161 }
162
xd_read_redundant(struct rts51x_chip * chip,u32 page_addr,u8 * buf,int buf_len)163 static int xd_read_redundant(struct rts51x_chip *chip, u32 page_addr, u8 *buf,
164 int buf_len)
165 {
166 int retval, i;
167
168 rts51x_init_cmd(chip);
169
170 xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
171
172 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
173 XD_TRANSFER_START | XD_READ_REDUNDANT);
174 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
175 XD_TRANSFER_END);
176
177 for (i = 0; i < 6; i++) {
178 rts51x_add_cmd(chip, READ_REG_CMD, (u16) (XD_PAGE_STATUS + i),
179 0, 0);
180 }
181 for (i = 0; i < 4; i++) {
182 rts51x_add_cmd(chip, READ_REG_CMD, (u16) (XD_RESERVED0 + i), 0,
183 0);
184 }
185 rts51x_add_cmd(chip, READ_REG_CMD, XD_PARITY, 0, 0);
186
187 retval = rts51x_send_cmd(chip, MODE_CR, 100);
188 if (retval != STATUS_SUCCESS)
189 TRACE_RET(chip, retval);
190
191 retval = rts51x_get_rsp(chip, 11, 500);
192
193 if (retval != STATUS_SUCCESS) {
194 rts51x_clear_xd_error(chip);
195 TRACE_RET(chip, retval);
196 }
197
198 if (buf && buf_len) {
199 if (buf_len > 11)
200 buf_len = 11;
201 rts51x_read_rsp_buf(chip, 1, buf, buf_len);
202 }
203
204 return STATUS_SUCCESS;
205 }
206
xd_read_data_from_ppb(struct rts51x_chip * chip,int offset,u8 * buf,int buf_len)207 static int xd_read_data_from_ppb(struct rts51x_chip *chip, int offset, u8 *buf,
208 int buf_len)
209 {
210 int retval, i;
211
212 if (!buf || (buf_len <= 0))
213 TRACE_RET(chip, STATUS_FAIL);
214
215 rts51x_init_cmd(chip);
216
217 for (i = 0; i < buf_len; i++) {
218 rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + offset + i, 0,
219 0);
220 }
221
222 retval = rts51x_send_cmd(chip, MODE_CR, 100);
223 if (retval != STATUS_SUCCESS)
224 TRACE_RET(chip, retval);
225
226 retval = rts51x_get_rsp(chip, buf_len, 200);
227 if (retval != STATUS_SUCCESS)
228 TRACE_RET(chip, retval);
229
230 rts51x_read_rsp_buf(chip, 0, buf, buf_len);
231
232 return STATUS_SUCCESS;
233 }
234
xd_read_cis(struct rts51x_chip * chip,u32 page_addr,u8 * buf,int buf_len)235 static int xd_read_cis(struct rts51x_chip *chip, u32 page_addr, u8 *buf,
236 int buf_len)
237 {
238 int retval;
239 u8 reg;
240
241 if (!buf || (buf_len < 10))
242 TRACE_RET(chip, STATUS_FAIL);
243
244 rts51x_init_cmd(chip);
245
246 xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
247
248 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
249 PINGPONG_BUFFER);
250 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1);
251 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
252 XD_AUTO_CHK_DATA_STATUS, XD_AUTO_CHK_DATA_STATUS);
253
254 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
255 XD_TRANSFER_START | XD_READ_PAGES);
256 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
257 XD_TRANSFER_END | XD_PPB_EMPTY,
258 XD_TRANSFER_END | XD_PPB_EMPTY);
259
260 retval = rts51x_send_cmd(chip, MODE_CR, 100);
261 if (retval != STATUS_SUCCESS)
262 TRACE_RET(chip, retval);
263
264 retval = rts51x_get_rsp(chip, 1, 500);
265 if (retval == STATUS_TIMEDOUT) {
266 rts51x_clear_xd_error(chip);
267 TRACE_RET(chip, retval);
268 }
269
270 RTS51X_READ_REG(chip, XD_PAGE_STATUS, ®);
271 if (reg != XD_GPG) {
272 rts51x_clear_xd_error(chip);
273 TRACE_RET(chip, STATUS_FAIL);
274 }
275
276 RTS51X_READ_REG(chip, XD_CTL, ®);
277
278 if (!(reg & XD_ECC1_ERROR) || !(reg & XD_ECC1_UNCORRECTABLE)) {
279 retval = xd_read_data_from_ppb(chip, 0, buf, buf_len);
280 if (retval != STATUS_SUCCESS)
281 TRACE_RET(chip, retval);
282 if (reg & XD_ECC1_ERROR) { /* correctable error */
283 u8 ecc_bit, ecc_byte;
284
285 RTS51X_READ_REG(chip, XD_ECC_BIT1, &ecc_bit);
286 RTS51X_READ_REG(chip, XD_ECC_BYTE1, &ecc_byte);
287
288 RTS51X_DEBUGP("ECC_BIT1 = 0x%x, ECC_BYTE1 = 0x%x\n",
289 ecc_bit, ecc_byte);
290 if (ecc_byte < buf_len) {
291 RTS51X_DEBUGP("Before correct: 0x%x\n",
292 buf[ecc_byte]);
293 buf[ecc_byte] ^= (1 << ecc_bit);
294 RTS51X_DEBUGP("After correct: 0x%x\n",
295 buf[ecc_byte]);
296 }
297 }
298 } else if (!(reg & XD_ECC2_ERROR) || !(reg & XD_ECC2_UNCORRECTABLE)) {
299 RTS51X_WRITE_REG(chip, CARD_STOP, XD_STOP | XD_CLR_ERR,
300 XD_STOP | XD_CLR_ERR);
301
302 retval = xd_read_data_from_ppb(chip, 256, buf, buf_len);
303 if (retval != STATUS_SUCCESS)
304 TRACE_RET(chip, retval);
305 if (reg & XD_ECC2_ERROR) {
306 u8 ecc_bit, ecc_byte;
307
308 RTS51X_READ_REG(chip, XD_ECC_BIT2, &ecc_bit);
309 RTS51X_READ_REG(chip, XD_ECC_BYTE2, &ecc_byte);
310
311 RTS51X_DEBUGP("ECC_BIT2 = 0x%x, ECC_BYTE2 = 0x%x\n",
312 ecc_bit, ecc_byte);
313 if (ecc_byte < buf_len) {
314 RTS51X_DEBUGP("Before correct: 0x%x\n",
315 buf[ecc_byte]);
316 buf[ecc_byte] ^= (1 << ecc_bit);
317 RTS51X_DEBUGP("After correct: 0x%x\n",
318 buf[ecc_byte]);
319 }
320 }
321 } else {
322 rts51x_clear_xd_error(chip);
323 TRACE_RET(chip, STATUS_FAIL);
324 }
325
326 return STATUS_SUCCESS;
327 }
328
xd_pull_ctl_disable(struct rts51x_chip * chip)329 static void xd_pull_ctl_disable(struct rts51x_chip *chip)
330 {
331 if (CHECK_PKG(chip, LQFP48)) {
332 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x55);
333 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
334 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
335 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
336 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
337 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
338 } else {
339 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x65);
340 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
341 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
342 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
343 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x56);
344 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
345 }
346 }
347
xd_pull_ctl_enable(struct rts51x_chip * chip)348 static void xd_pull_ctl_enable(struct rts51x_chip *chip)
349 {
350 if (CHECK_PKG(chip, LQFP48)) {
351 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xAA);
352 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
353 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
354 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
355 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
356 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
357 } else {
358 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xA5);
359 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x59);
360 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
361 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
362 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
363 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
364 }
365 }
366
reset_xd(struct rts51x_chip * chip)367 static int reset_xd(struct rts51x_chip *chip)
368 {
369 struct xd_info *xd_card = &(chip->xd_card);
370 int retval, i, j;
371 u8 id_buf[4], redunt[11];
372
373 retval = rts51x_select_card(chip, XD_CARD);
374 if (retval != STATUS_SUCCESS)
375 TRACE_RET(chip, STATUS_FAIL);
376
377 rts51x_init_cmd(chip);
378
379 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS, 0xFF,
380 XD_PGSTS_NOT_FF);
381 if (chip->asic_code)
382 xd_pull_ctl_disable(chip);
383 else
384 rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF,
385 (FPGA_XD_PULL_CTL_EN1 & FPGA_XD_PULL_CTL_EN3));
386
387 if (!chip->option.FT2_fast_mode) {
388 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_INIT, XD_NO_AUTO_PWR_OFF,
389 0);
390 if (CHECK_PKG(chip, LQFP48) ||
391 chip->option.rts5129_D3318_off_enable) {
392 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL,
393 DV3318_AUTO_PWR_OFF,
394 DV3318_AUTO_PWR_OFF);
395 }
396 }
397 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN, 0);
398 if (!chip->option.FT2_fast_mode) {
399 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
400 POWER_OFF);
401 }
402
403 retval = rts51x_send_cmd(chip, MODE_C, 100);
404 if (retval != STATUS_SUCCESS)
405 TRACE_RET(chip, retval);
406 if (!chip->option.FT2_fast_mode) {
407 #ifdef SD_XD_IO_FOLLOW_PWR
408 if (CHECK_PKG(chip, LQFP48)
409 || chip->option.rts5129_D3318_off_enable) {
410 rts51x_write_register(chip, CARD_PWR_CTL,
411 LDO_OFF, LDO_OFF);
412 }
413 #endif
414
415 wait_timeout(250);
416
417 #ifdef SD_XD_IO_FOLLOW_PWR
418 if (CHECK_PKG(chip, LQFP48)
419 || chip->option.rts5129_D3318_off_enable) {
420 rts51x_init_cmd(chip);
421 if (chip->asic_code) {
422 xd_pull_ctl_enable(chip);
423 } else {
424 rts51x_add_cmd(chip, WRITE_REG_CMD,
425 FPGA_PULL_CTL, 0xFF,
426 (FPGA_XD_PULL_CTL_EN1 &
427 FPGA_XD_PULL_CTL_EN2));
428 }
429 retval = rts51x_send_cmd(chip, MODE_C, 100);
430 if (retval != STATUS_SUCCESS)
431 TRACE_RET(chip, STATUS_FAIL);
432 }
433 #endif
434
435 retval = card_power_on(chip, XD_CARD);
436 if (retval != STATUS_SUCCESS)
437 TRACE_RET(chip, retval);
438 #ifdef SUPPORT_OCP
439 wait_timeout(50);
440 rts51x_get_card_status(chip, &(chip->card_status));
441 chip->ocp_stat = (chip->card_status >> 4) & 0x03;
442
443 if (chip->ocp_stat & (MS_OCP_NOW | MS_OCP_EVER)) {
444 RTS51X_DEBUGP("Over current, OCPSTAT is 0x%x\n",
445 chip->ocp_stat);
446 TRACE_RET(chip, STATUS_FAIL);
447 }
448 #endif
449 }
450
451 rts51x_init_cmd(chip);
452
453 if (chip->asic_code)
454 xd_pull_ctl_enable(chip);
455 else
456 rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF,
457 (FPGA_XD_PULL_CTL_EN1 & FPGA_XD_PULL_CTL_EN2));
458 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN,
459 XD_OUTPUT_EN);
460 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CTL, XD_CE_DISEN, XD_CE_DISEN);
461
462 retval = rts51x_send_cmd(chip, MODE_C, 100);
463 if (retval != STATUS_SUCCESS)
464 TRACE_RET(chip, STATUS_FAIL);
465
466 if (!chip->option.FT2_fast_mode)
467 wait_timeout(200);
468
469 retval = xd_set_init_para(chip);
470 if (retval != STATUS_SUCCESS)
471 TRACE_RET(chip, STATUS_FAIL);
472 /* Read ID to check if the timing setting is right */
473 for (i = 0; i < 4; i++) {
474 u8 xd_dat, xd_ctl;
475
476 if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST)
477 TRACE_RET(chip, STATUS_FAIL);
478
479 rts51x_init_cmd(chip);
480 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_DTCTL, 0xFF,
481 XD_TIME_SETUP_STEP * 3 + XD_TIME_RW_STEP *
482 (2 + i + chip->option.xd_rw_step)
483 + XD_TIME_RWN_STEP * (i + chip->option.xd_rwn_step));
484 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CATCTL, 0xFF,
485 XD_TIME_SETUP_STEP * 3 + XD_TIME_RW_STEP * (4 +
486 i) + XD_TIME_RWN_STEP * (3 + i));
487
488 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
489 XD_TRANSFER_START | XD_RESET);
490 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
491 XD_TRANSFER_END, XD_TRANSFER_END);
492
493 rts51x_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0);
494 rts51x_add_cmd(chip, READ_REG_CMD, XD_CTL, 0, 0);
495
496 retval = rts51x_send_cmd(chip, MODE_CR, 100);
497 if (retval != STATUS_SUCCESS) {
498 rts51x_clear_xd_error(chip);
499 TRACE_RET(chip, retval);
500 }
501
502 retval = rts51x_get_rsp(chip, 3, 100);
503 if (retval != STATUS_SUCCESS) {
504 rts51x_clear_xd_error(chip);
505 TRACE_RET(chip, retval);
506 }
507
508 xd_dat = chip->rsp_buf[1];
509 xd_ctl = chip->rsp_buf[2];
510 RTS51X_DEBUGP("XD_DAT: 0x%x, XD_CTL: 0x%x\n", xd_dat, xd_ctl);
511
512 if (((xd_dat & READY_FLAG) != READY_STATE)
513 || !(xd_ctl & XD_RDY))
514 continue;
515
516 retval = xd_read_id(chip, READ_ID, id_buf, 4);
517 if (retval != STATUS_SUCCESS)
518 TRACE_RET(chip, retval);
519
520 RTS51X_DEBUGP("READ_ID: 0x%x 0x%x 0x%x 0x%x\n",
521 id_buf[0], id_buf[1], id_buf[2], id_buf[3]);
522
523 xd_card->device_code = id_buf[1];
524
525 switch (xd_card->device_code) {
526 case XD_4M_X8_512_1:
527 case XD_4M_X8_512_2:
528 xd_card->block_shift = 4; /* 16 pages per block */
529 xd_card->page_off = 0x0F;
530 xd_card->addr_cycle = 3;
531 xd_card->zone_cnt = 1;
532 xd_card->capacity = 8000; /* 500 * 2 ^ 4 */
533 XD_SET_4MB(xd_card);
534 break;
535 case XD_8M_X8_512:
536 xd_card->block_shift = 4;
537 xd_card->page_off = 0x0F;
538 xd_card->addr_cycle = 3;
539 xd_card->zone_cnt = 1;
540 xd_card->capacity = 16000; /* 1000 * 2 ^ 4 */
541 break;
542 case XD_16M_X8_512:
543 XD_PAGE_512(xd_card); /* 32 pages per block */
544 xd_card->addr_cycle = 3;
545 xd_card->zone_cnt = 1;
546 xd_card->capacity = 32000; /* 1000 * 2 ^ 5 */
547 break;
548 case XD_32M_X8_512:
549 XD_PAGE_512(xd_card);
550 xd_card->addr_cycle = 3;
551 xd_card->zone_cnt = 2;
552 xd_card->capacity = 64000; /* 2000 * 2 ^ 5 */
553 break;
554 case XD_64M_X8_512:
555 XD_PAGE_512(xd_card);
556 xd_card->addr_cycle = 4;
557 xd_card->zone_cnt = 4;
558 xd_card->capacity = 128000; /* 4000 * 2 ^ 5 */
559 break;
560 case XD_128M_X8_512:
561 XD_PAGE_512(xd_card);
562 xd_card->addr_cycle = 4;
563 xd_card->zone_cnt = 8;
564 xd_card->capacity = 256000; /* 8000 * 2 ^ 5 */
565 break;
566 case XD_256M_X8_512:
567 XD_PAGE_512(xd_card);
568 xd_card->addr_cycle = 4;
569 xd_card->zone_cnt = 16;
570 xd_card->capacity = 512000; /* 16000 * 2 ^ 5 */
571 break;
572 case XD_512M_X8:
573 XD_PAGE_512(xd_card);
574 xd_card->addr_cycle = 4;
575 xd_card->zone_cnt = 32;
576 xd_card->capacity = 1024000; /* 32000 * 2 ^ 5 */
577 break;
578 case xD_1G_X8_512:
579 XD_PAGE_512(xd_card);
580 xd_card->addr_cycle = 4;
581 xd_card->zone_cnt = 64;
582 xd_card->capacity = 2048000; /* 64000 * 2 ^ 5 */
583 break;
584 case xD_2G_X8_512:
585 XD_PAGE_512(xd_card);
586 xd_card->addr_cycle = 4;
587 xd_card->zone_cnt = 128;
588 xd_card->capacity = 4096000; /* 128000 * 2 ^ 5 */
589 break;
590 default:
591 continue;
592 }
593
594 /* Confirm timing setting */
595 for (j = 0; j < 10; j++) {
596 retval = xd_read_id(chip, READ_ID, id_buf, 4);
597 if (retval != STATUS_SUCCESS)
598 TRACE_RET(chip, retval);
599
600 if (id_buf[1] != xd_card->device_code)
601 break;
602 }
603
604 /* Current timing pass */
605 if (j == 10)
606 break;
607 }
608
609 if (i == 4) {
610 xd_card->block_shift = 0;
611 xd_card->page_off = 0;
612 xd_card->addr_cycle = 0;
613 xd_card->capacity = 0;
614
615 TRACE_RET(chip, STATUS_FAIL);
616 }
617
618 retval = xd_read_id(chip, READ_xD_ID, id_buf, 4);
619 if (retval != STATUS_SUCCESS)
620 TRACE_RET(chip, retval);
621 RTS51X_DEBUGP("READ_xD_ID: 0x%x 0x%x 0x%x 0x%x\n",
622 id_buf[0], id_buf[1], id_buf[2], id_buf[3]);
623 if (id_buf[2] != XD_ID_CODE)
624 TRACE_RET(chip, STATUS_FAIL);
625
626 /* Search CIS block */
627 for (i = 0; i < 24; i++) {
628 u32 page_addr;
629
630 if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST)
631 TRACE_RET(chip, STATUS_FAIL);
632
633 page_addr = (u32) i << xd_card->block_shift;
634
635 for (j = 0; j < 3; j++) {
636 retval = xd_read_redundant(chip, page_addr, redunt, 11);
637 if (retval == STATUS_SUCCESS)
638 break;
639 }
640 if (j == 3)
641 continue;
642
643 if (redunt[BLOCK_STATUS] != XD_GBLK)
644 continue;
645
646 j = 0;
647 /* Check page status */
648 if (redunt[PAGE_STATUS] != XD_GPG) {
649 for (j = 1; j <= 8; j++) {
650 retval =
651 xd_read_redundant(chip, page_addr + j,
652 redunt, 11);
653 if (retval == STATUS_SUCCESS) {
654 if (redunt[PAGE_STATUS] == XD_GPG)
655 break;
656 }
657 }
658
659 if (j == 9)
660 break;
661 }
662
663 if ((redunt[BLOCK_STATUS] == XD_GBLK)
664 && (redunt[PARITY] & XD_BA1_ALL0)) {
665 u8 buf[10];
666
667 page_addr += j;
668
669 retval = xd_read_cis(chip, page_addr, buf, 10);
670 if (retval != STATUS_SUCCESS)
671 TRACE_RET(chip, retval);
672
673 if ((buf[0] == 0x01) && (buf[1] == 0x03)
674 && (buf[2] == 0xD9)
675 && (buf[3] == 0x01) && (buf[4] == 0xFF)
676 && (buf[5] == 0x18) && (buf[6] == 0x02)
677 && (buf[7] == 0xDF) && (buf[8] == 0x01)
678 && (buf[9] == 0x20)) {
679 xd_card->cis_block = (u16) i;
680 }
681 }
682
683 break;
684 }
685
686 RTS51X_DEBUGP("CIS block: 0x%x\n", xd_card->cis_block);
687 if (xd_card->cis_block == 0xFFFF)
688 TRACE_RET(chip, STATUS_FAIL);
689
690 chip->capacity[chip->card2lun[XD_CARD]] = xd_card->capacity;
691
692 return STATUS_SUCCESS;
693 }
694
xd_check_data_blank(u8 * redunt)695 static int xd_check_data_blank(u8 *redunt)
696 {
697 int i;
698
699 for (i = 0; i < 6; i++) {
700 if (redunt[PAGE_STATUS + i] != 0xFF)
701 return 0;
702 }
703
704 if ((redunt[PARITY] & (XD_ECC1_ALL1 | XD_ECC2_ALL1)) !=
705 (XD_ECC1_ALL1 | XD_ECC2_ALL1))
706 return 0;
707
708 for (i = 0; i < 4; i++) {
709 if (redunt[RESERVED0 + i] != 0xFF)
710 return 0;
711 }
712
713 return 1;
714 }
715
xd_load_log_block_addr(u8 * redunt)716 static u16 xd_load_log_block_addr(u8 *redunt)
717 {
718 u16 addr = 0xFFFF;
719
720 if (redunt[PARITY] & XD_BA1_BA2_EQL)
721 addr =
722 ((u16) redunt[BLOCK_ADDR1_H] << 8) | redunt[BLOCK_ADDR1_L];
723 else if (redunt[PARITY] & XD_BA1_VALID)
724 addr =
725 ((u16) redunt[BLOCK_ADDR1_H] << 8) | redunt[BLOCK_ADDR1_L];
726 else if (redunt[PARITY] & XD_BA2_VALID)
727 addr =
728 ((u16) redunt[BLOCK_ADDR2_H] << 8) | redunt[BLOCK_ADDR2_L];
729
730 return addr;
731 }
732
xd_init_l2p_tbl(struct rts51x_chip * chip)733 static int xd_init_l2p_tbl(struct rts51x_chip *chip)
734 {
735 struct xd_info *xd_card = &(chip->xd_card);
736 int size, i;
737
738 RTS51X_DEBUGP("xd_init_l2p_tbl: zone_cnt = %d\n", xd_card->zone_cnt);
739
740 if (xd_card->zone_cnt < 1)
741 TRACE_RET(chip, STATUS_FAIL);
742
743 size = xd_card->zone_cnt * sizeof(struct zone_entry);
744 RTS51X_DEBUGP("Buffer size for l2p table is %d\n", size);
745
746 xd_card->zone = vmalloc(size);
747 if (!xd_card->zone)
748 TRACE_RET(chip, STATUS_NOMEM);
749
750 for (i = 0; i < xd_card->zone_cnt; i++) {
751 xd_card->zone[i].build_flag = 0;
752 xd_card->zone[i].l2p_table = NULL;
753 xd_card->zone[i].free_table = NULL;
754 xd_card->zone[i].get_index = 0;
755 xd_card->zone[i].set_index = 0;
756 xd_card->zone[i].unused_blk_cnt = 0;
757 }
758
759 return STATUS_SUCCESS;
760 }
761
free_zone(struct zone_entry * zone)762 static inline void free_zone(struct zone_entry *zone)
763 {
764 RTS51X_DEBUGP("free_zone\n");
765 if (!zone)
766 return;
767 zone->build_flag = 0;
768 zone->set_index = 0;
769 zone->get_index = 0;
770 zone->unused_blk_cnt = 0;
771 if (zone->l2p_table) {
772 vfree(zone->l2p_table);
773 zone->l2p_table = NULL;
774 }
775 if (zone->free_table) {
776 vfree(zone->free_table);
777 zone->free_table = NULL;
778 }
779 }
780
xd_set_unused_block(struct rts51x_chip * chip,u32 phy_blk)781 static void xd_set_unused_block(struct rts51x_chip *chip, u32 phy_blk)
782 {
783 struct xd_info *xd_card = &(chip->xd_card);
784 struct zone_entry *zone;
785 int zone_no;
786
787 zone_no = (int)phy_blk >> 10;
788 if (zone_no >= xd_card->zone_cnt) {
789 RTS51X_DEBUGP("Set unused block to invalid zone"
790 "(zone_no = %d, zone_cnt = %d)\n",
791 zone_no, xd_card->zone_cnt);
792 return;
793 }
794 zone = &(xd_card->zone[zone_no]);
795
796 if (zone->free_table == NULL) {
797 if (xd_build_l2p_tbl(chip, zone_no) != STATUS_SUCCESS)
798 return;
799 }
800
801 if ((zone->set_index >= XD_FREE_TABLE_CNT)
802 || (zone->set_index < 0)) {
803 free_zone(zone);
804 RTS51X_DEBUGP("Set unused block fail, invalid set_index\n");
805 return;
806 }
807
808 RTS51X_DEBUGP("Set unused block to index %d\n", zone->set_index);
809
810 zone->free_table[zone->set_index++] = (u16) (phy_blk & 0x3ff);
811 if (zone->set_index >= XD_FREE_TABLE_CNT)
812 zone->set_index = 0;
813 zone->unused_blk_cnt++;
814 }
815
xd_get_unused_block(struct rts51x_chip * chip,int zone_no)816 static u32 xd_get_unused_block(struct rts51x_chip *chip, int zone_no)
817 {
818 struct xd_info *xd_card = &(chip->xd_card);
819 struct zone_entry *zone;
820 u32 phy_blk;
821
822 if (zone_no >= xd_card->zone_cnt) {
823 RTS51X_DEBUGP("Get unused block from invalid zone"
824 "(zone_no = %d, zone_cnt = %d)\n",
825 zone_no, xd_card->zone_cnt);
826 TRACE_RET(chip, BLK_NOT_FOUND);
827 }
828 zone = &(xd_card->zone[zone_no]);
829
830 if ((zone->unused_blk_cnt == 0) ||
831 (zone->set_index == zone->get_index)) {
832 free_zone(zone);
833 RTS51X_DEBUGP("Get unused block fail,"
834 "no unused block available\n");
835 TRACE_RET(chip, BLK_NOT_FOUND);
836 }
837 if ((zone->get_index >= XD_FREE_TABLE_CNT) || (zone->get_index < 0)) {
838 free_zone(zone);
839 RTS51X_DEBUGP("Get unused block fail, invalid get_index\n");
840 TRACE_RET(chip, BLK_NOT_FOUND);
841 }
842
843 RTS51X_DEBUGP("Get unused block from index %d\n", zone->get_index);
844
845 phy_blk = zone->free_table[zone->get_index];
846 zone->free_table[zone->get_index++] = 0xFFFF;
847 if (zone->get_index >= XD_FREE_TABLE_CNT)
848 zone->get_index = 0;
849 zone->unused_blk_cnt--;
850
851 phy_blk += ((u32) (zone_no) << 10);
852 return phy_blk;
853 }
854
xd_set_l2p_tbl(struct rts51x_chip * chip,int zone_no,u16 log_off,u16 phy_off)855 static void xd_set_l2p_tbl(struct rts51x_chip *chip, int zone_no, u16 log_off,
856 u16 phy_off)
857 {
858 struct xd_info *xd_card = &(chip->xd_card);
859 struct zone_entry *zone;
860
861 zone = &(xd_card->zone[zone_no]);
862 zone->l2p_table[log_off] = phy_off;
863 }
864
xd_get_l2p_tbl(struct rts51x_chip * chip,int zone_no,u16 log_off)865 static u32 xd_get_l2p_tbl(struct rts51x_chip *chip, int zone_no, u16 log_off)
866 {
867 struct xd_info *xd_card = &(chip->xd_card);
868 struct zone_entry *zone;
869 int retval;
870
871 zone = &(xd_card->zone[zone_no]);
872 if (zone->l2p_table[log_off] == 0xFFFF) {
873 u32 phy_blk = 0;
874 int i;
875
876 retval = xd_delay_write(chip);
877 if (retval != STATUS_SUCCESS) {
878 RTS51X_DEBUGP("In xd_get_l2p_tbl,"
879 "delay write fail!\n");
880 TRACE_RET(chip, BLK_NOT_FOUND);
881 }
882
883 if (zone->unused_blk_cnt <= 0) {
884 RTS51X_DEBUGP("No unused block!\n");
885 TRACE_RET(chip, BLK_NOT_FOUND);
886 }
887
888 for (i = 0; i < zone->unused_blk_cnt; i++) {
889 phy_blk = xd_get_unused_block(chip, zone_no);
890 if (phy_blk == BLK_NOT_FOUND) {
891 RTS51X_DEBUGP("No unused block available!\n");
892 TRACE_RET(chip, BLK_NOT_FOUND);
893 }
894
895 retval =
896 xd_init_page(chip, phy_blk, log_off, 0,
897 xd_card->page_off + 1);
898 if (retval == STATUS_SUCCESS)
899 break;
900 }
901 if (i >= zone->unused_blk_cnt) {
902 RTS51X_DEBUGP("No good unused block available!\n");
903 TRACE_RET(chip, BLK_NOT_FOUND);
904 }
905
906 xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (phy_blk & 0x3FF));
907 return phy_blk;
908 }
909
910 return (u32) zone->l2p_table[log_off] + ((u32) (zone_no) << 10);
911 }
912
reset_xd_card(struct rts51x_chip * chip)913 int reset_xd_card(struct rts51x_chip *chip)
914 {
915 struct xd_info *xd_card = &(chip->xd_card);
916 int retval;
917
918 memset(xd_card, 0, sizeof(struct xd_info));
919
920 xd_card->block_shift = 0;
921 xd_card->page_off = 0;
922 xd_card->addr_cycle = 0;
923 xd_card->capacity = 0;
924 xd_card->zone_cnt = 0;
925 xd_card->cis_block = 0xFFFF;
926 xd_card->delay_write.delay_write_flag = 0;
927
928 enable_card_clock(chip, XD_CARD);
929
930 retval = reset_xd(chip);
931 if (retval != STATUS_SUCCESS) {
932 if (chip->option.reset_or_rw_fail_set_pad_drive) {
933 rts51x_write_register(chip, CARD_DRIVE_SEL,
934 SD20_DRIVE_MASK, DRIVE_8mA);
935 }
936 TRACE_RET(chip, retval);
937 }
938
939 retval = xd_init_l2p_tbl(chip);
940 if (retval != STATUS_SUCCESS)
941 TRACE_RET(chip, retval);
942
943 return STATUS_SUCCESS;
944 }
945
xd_mark_bad_block(struct rts51x_chip * chip,u32 phy_blk)946 static int xd_mark_bad_block(struct rts51x_chip *chip, u32 phy_blk)
947 {
948 struct xd_info *xd_card = &(chip->xd_card);
949 int retval;
950 u32 page_addr;
951 u8 reg = 0;
952
953 RTS51X_DEBUGP("mark block 0x%x as bad block\n", phy_blk);
954
955 if (phy_blk == BLK_NOT_FOUND)
956 TRACE_RET(chip, STATUS_FAIL);
957
958 rts51x_init_cmd(chip);
959
960 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, XD_GPG);
961 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF,
962 XD_LATER_BBLK);
963 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF, 0xFF);
964 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF, 0xFF);
965 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR2_H, 0xFF, 0xFF);
966 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR2_L, 0xFF, 0xFF);
967 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED0, 0xFF, 0xFF);
968 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED1, 0xFF, 0xFF);
969 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED2, 0xFF, 0xFF);
970 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED3, 0xFF, 0xFF);
971
972 page_addr = phy_blk << xd_card->block_shift;
973
974 xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
975
976 /* Specify page count */
977 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF,
978 xd_card->page_off + 1);
979
980 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
981 XD_TRANSFER_START | XD_WRITE_REDUNDANT);
982 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
983 XD_TRANSFER_END);
984
985 retval = rts51x_send_cmd(chip, MODE_CR, 100);
986 if (retval != STATUS_SUCCESS)
987 TRACE_RET(chip, STATUS_FAIL);
988
989 retval = rts51x_get_rsp(chip, 1, 100);
990
991 if (retval != STATUS_SUCCESS) {
992 rts51x_clear_xd_error(chip);
993 rts51x_ep0_read_register(chip, XD_DAT, ®);
994 if (reg & PROGRAM_ERROR)
995 xd_set_err_code(chip, XD_PRG_ERROR);
996 else
997 xd_set_err_code(chip, XD_TO_ERROR);
998 TRACE_RET(chip, STATUS_FAIL);
999 }
1000
1001 return STATUS_SUCCESS;
1002 }
1003
xd_init_page(struct rts51x_chip * chip,u32 phy_blk,u16 logoff,u8 start_page,u8 end_page)1004 static int xd_init_page(struct rts51x_chip *chip, u32 phy_blk, u16 logoff,
1005 u8 start_page, u8 end_page)
1006 {
1007 struct xd_info *xd_card = &(chip->xd_card);
1008 int retval;
1009 u32 page_addr;
1010 u8 reg = 0;
1011
1012 RTS51X_DEBUGP("Init block 0x%x\n", phy_blk);
1013
1014 if (start_page > end_page)
1015 TRACE_RET(chip, STATUS_FAIL);
1016 if (phy_blk == BLK_NOT_FOUND)
1017 TRACE_RET(chip, STATUS_FAIL);
1018
1019 rts51x_init_cmd(chip);
1020
1021 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, 0xFF);
1022 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF, 0xFF);
1023 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF,
1024 (u8) (logoff >> 8));
1025 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF,
1026 (u8) logoff);
1027
1028 page_addr = (phy_blk << xd_card->block_shift) + start_page;
1029
1030 xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
1031
1032 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_BA_TRANSFORM,
1033 XD_BA_TRANSFORM);
1034
1035 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF,
1036 (end_page - start_page));
1037
1038 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
1039 XD_TRANSFER_START | XD_WRITE_REDUNDANT);
1040 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
1041 XD_TRANSFER_END);
1042
1043 retval = rts51x_send_cmd(chip, MODE_CR, 100);
1044 if (retval != STATUS_SUCCESS)
1045 TRACE_RET(chip, STATUS_FAIL);
1046
1047 retval = rts51x_get_rsp(chip, 1, 500);
1048
1049 if (retval != STATUS_SUCCESS) {
1050 rts51x_clear_xd_error(chip);
1051 rts51x_ep0_read_register(chip, XD_DAT, ®);
1052 if (reg & PROGRAM_ERROR) {
1053 xd_mark_bad_block(chip, phy_blk);
1054 xd_set_err_code(chip, XD_PRG_ERROR);
1055 } else {
1056 xd_set_err_code(chip, XD_TO_ERROR);
1057 }
1058 TRACE_RET(chip, STATUS_FAIL);
1059 }
1060
1061 return STATUS_SUCCESS;
1062 }
1063
xd_copy_page(struct rts51x_chip * chip,u32 old_blk,u32 new_blk,u8 start_page,u8 end_page)1064 static int xd_copy_page(struct rts51x_chip *chip,
1065 u32 old_blk, u32 new_blk, u8 start_page, u8 end_page)
1066 {
1067 struct xd_info *xd_card = &(chip->xd_card);
1068 u32 old_page, new_page;
1069 u8 i, reg = 0;
1070 int retval;
1071
1072 RTS51X_DEBUGP("Copy page from block 0x%x to block 0x%x\n", old_blk,
1073 new_blk);
1074
1075 if (start_page > end_page)
1076 TRACE_RET(chip, STATUS_FAIL);
1077
1078 if ((old_blk == BLK_NOT_FOUND) || (new_blk == BLK_NOT_FOUND))
1079 TRACE_RET(chip, STATUS_FAIL);
1080
1081 old_page = (old_blk << xd_card->block_shift) + start_page;
1082 new_page = (new_blk << xd_card->block_shift) + start_page;
1083
1084 XD_CLR_BAD_NEWBLK(xd_card);
1085
1086 RTS51X_WRITE_REG(chip, CARD_DATA_SOURCE, 0x01, PINGPONG_BUFFER);
1087
1088 for (i = start_page; i < end_page; i++) {
1089 if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
1090 RTS51X_WRITE_REG(chip, CARD_STOP, XD_STOP | XD_CLR_ERR,
1091 XD_STOP | XD_CLR_ERR);
1092 xd_set_err_code(chip, XD_NO_CARD);
1093 TRACE_RET(chip, STATUS_FAIL);
1094 }
1095
1096 rts51x_init_cmd(chip);
1097
1098 xd_assign_phy_addr(chip, old_page, XD_RW_ADDR);
1099
1100 /* Single page read */
1101 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1);
1102 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
1103 XD_AUTO_CHK_DATA_STATUS, 0);
1104 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
1105 XD_TRANSFER_START | XD_READ_PAGES);
1106 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
1107 XD_TRANSFER_END, XD_TRANSFER_END);
1108
1109 retval = rts51x_send_cmd(chip, MODE_CR | STAGE_XD_STATUS, 100);
1110 if (retval != STATUS_SUCCESS)
1111 TRACE_RET(chip, retval);
1112
1113 retval = rts51x_get_rsp(chip, 4, 500);
1114 if ((retval != STATUS_SUCCESS) ||
1115 (chip->rsp_buf[2] & (XD_ECC1_ERROR | XD_ECC2_ERROR))) {
1116 rts51x_clear_xd_error(chip);
1117 reg = 0;
1118 rts51x_ep0_read_register(chip, XD_CTL, ®);
1119 if (reg & (XD_ECC1_ERROR | XD_ECC2_ERROR)) {
1120 wait_timeout(100);
1121
1122 if (monitor_card_cd(chip, XD_CARD) ==
1123 CD_NOT_EXIST) {
1124 xd_set_err_code(chip, XD_NO_CARD);
1125 TRACE_RET(chip, STATUS_FAIL);
1126 }
1127
1128 if (((reg &
1129 (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
1130 == (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
1131 || ((reg & (XD_ECC2_ERROR |
1132 XD_ECC2_UNCORRECTABLE)) ==
1133 (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))) {
1134 RTS51X_WRITE_REG(chip, XD_PAGE_STATUS,
1135 0xFF, XD_BPG);
1136 RTS51X_WRITE_REG(chip, XD_BLOCK_STATUS,
1137 0xFF, XD_GBLK);
1138 XD_SET_BAD_OLDBLK(xd_card);
1139 RTS51X_DEBUGP("old block 0x%x"
1140 "ecc error\n", old_blk);
1141 }
1142 } else {
1143 xd_set_err_code(chip, XD_TO_ERROR);
1144 TRACE_RET(chip, STATUS_FAIL);
1145 }
1146 }
1147 if (XD_CHK_BAD_OLDBLK(xd_card))
1148 rts51x_clear_xd_error(chip);
1149
1150 rts51x_init_cmd(chip);
1151
1152 xd_assign_phy_addr(chip, new_page, XD_RW_ADDR);
1153 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1);
1154 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
1155 XD_TRANSFER_START | XD_WRITE_PAGES);
1156 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
1157 XD_TRANSFER_END, XD_TRANSFER_END);
1158
1159 retval = rts51x_send_cmd(chip, MODE_CR, 100);
1160 if (retval != STATUS_SUCCESS)
1161 TRACE_RET(chip, retval);
1162
1163 retval = rts51x_get_rsp(chip, 1, 300);
1164 if (retval != STATUS_SUCCESS) {
1165 rts51x_clear_xd_error(chip);
1166 reg = 0;
1167 rts51x_ep0_read_register(chip, XD_DAT, ®);
1168 if (reg & PROGRAM_ERROR) {
1169 xd_mark_bad_block(chip, new_blk);
1170 xd_set_err_code(chip, XD_PRG_ERROR);
1171 XD_SET_BAD_NEWBLK(xd_card);
1172 } else {
1173 xd_set_err_code(chip, XD_TO_ERROR);
1174 }
1175 TRACE_RET(chip, retval);
1176 }
1177
1178 old_page++;
1179 new_page++;
1180 }
1181
1182 return STATUS_SUCCESS;
1183 }
1184
1185 #ifdef XD_SPEEDUP
xd_auto_copy_page(struct rts51x_chip * chip,u32 old_blk,u32 new_blk,u8 start_page,u8 end_page)1186 static int xd_auto_copy_page(struct rts51x_chip *chip,
1187 u32 old_blk, u32 new_blk,
1188 u8 start_page, u8 end_page)
1189 {
1190 struct xd_info *xd_card = &(chip->xd_card);
1191 u32 old_page, new_page;
1192 int retval;
1193 u8 page_count;
1194
1195 RTS51X_DEBUGP("Auto copy page from block 0x%x to block 0x%x\n",
1196 old_blk, new_blk);
1197
1198 if (start_page > end_page)
1199 TRACE_RET(chip, STATUS_FAIL);
1200
1201 page_count = end_page - start_page;
1202
1203 if ((old_blk == BLK_NOT_FOUND) || (new_blk == BLK_NOT_FOUND))
1204 TRACE_RET(chip, STATUS_FAIL);
1205
1206 old_page = (old_blk << xd_card->block_shift) + start_page;
1207 new_page = (new_blk << xd_card->block_shift) + start_page;
1208
1209 XD_CLR_BAD_NEWBLK(xd_card);
1210
1211 rts51x_init_cmd(chip);
1212
1213 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WAITTIME, 0x03, WAIT_FF);
1214 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_PAGELEN, 0xFF, page_count);
1215
1216 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR0, 0xFF, 0);
1217 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR1, 0xFF,
1218 (u8) old_page);
1219 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR2, 0xFF,
1220 (u8) (old_page >> 8));
1221 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR3, 0xFF,
1222 (u8) (old_page >> 16));
1223 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR4, 0xFF, 0);
1224
1225 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR0, 0xFF, 0);
1226 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR1, 0xFF,
1227 (u8) new_page);
1228 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR2, 0xFF,
1229 (u8) (new_page >> 8));
1230 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR3, 0xFF,
1231 (u8) (new_page >> 16));
1232 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR4, 0xFF, 0);
1233
1234 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
1235 PINGPONG_BUFFER);
1236
1237 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG,
1238 XD_BA_TRANSFORM | XD_ADDR_MASK, 0 | xd_card->addr_cycle);
1239
1240 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
1241 XD_AUTO_CHK_DATA_STATUS, 0);
1242 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
1243 XD_TRANSFER_START | XD_COPY_PAGES);
1244 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
1245 XD_TRANSFER_END);
1246
1247 retval = rts51x_send_cmd(chip, MODE_CR, 100);
1248 if (retval != STATUS_SUCCESS) {
1249 rts51x_clear_xd_error(chip);
1250 TRACE_GOTO(chip, Copy_Fail);
1251 }
1252
1253 retval = rts51x_get_rsp(chip, 1, 800);
1254 if (retval != STATUS_SUCCESS) {
1255 rts51x_clear_xd_error(chip);
1256 TRACE_GOTO(chip, Copy_Fail);
1257 }
1258
1259 return STATUS_SUCCESS;
1260
1261 Copy_Fail:
1262 retval = xd_copy_page(chip, old_blk, new_blk, start_page, end_page);
1263 if (retval != STATUS_SUCCESS)
1264 TRACE_RET(chip, retval);
1265
1266 return STATUS_SUCCESS;
1267 }
1268 #endif
1269
xd_reset_cmd(struct rts51x_chip * chip)1270 static int xd_reset_cmd(struct rts51x_chip *chip)
1271 {
1272 int retval;
1273 u8 xd_dat, xd_ctl;
1274
1275 rts51x_init_cmd(chip);
1276
1277 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
1278 XD_TRANSFER_START | XD_RESET);
1279 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
1280 XD_TRANSFER_END);
1281 rts51x_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0);
1282 rts51x_add_cmd(chip, READ_REG_CMD, XD_CTL, 0, 0);
1283
1284 retval = rts51x_send_cmd(chip, MODE_CR, 100);
1285 if (retval != STATUS_SUCCESS)
1286 TRACE_RET(chip, retval);
1287
1288 retval = rts51x_get_rsp(chip, 3, 100);
1289 if (retval != STATUS_SUCCESS) {
1290 rts51x_clear_xd_error(chip);
1291 TRACE_RET(chip, retval);
1292 }
1293
1294 xd_dat = chip->rsp_buf[1];
1295 xd_ctl = chip->rsp_buf[2];
1296 if (((xd_dat & READY_FLAG) == READY_STATE) && (xd_ctl & XD_RDY))
1297 return STATUS_SUCCESS;
1298
1299 TRACE_RET(chip, STATUS_FAIL);
1300 }
1301
xd_erase_block(struct rts51x_chip * chip,u32 phy_blk)1302 static int xd_erase_block(struct rts51x_chip *chip, u32 phy_blk)
1303 {
1304 struct xd_info *xd_card = &(chip->xd_card);
1305 u32 page_addr;
1306 u8 reg = 0, xd_dat;
1307 int i, retval;
1308
1309 if (phy_blk == BLK_NOT_FOUND)
1310 TRACE_RET(chip, STATUS_FAIL);
1311
1312 page_addr = phy_blk << xd_card->block_shift;
1313
1314 for (i = 0; i < 3; i++) {
1315 rts51x_init_cmd(chip);
1316
1317 xd_assign_phy_addr(chip, page_addr, XD_ERASE_ADDR);
1318
1319 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
1320 XD_TRANSFER_START | XD_ERASE);
1321 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
1322 XD_TRANSFER_END, XD_TRANSFER_END);
1323 rts51x_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0);
1324
1325 retval = rts51x_send_cmd(chip, MODE_CR, 100);
1326 if (retval != STATUS_SUCCESS)
1327 TRACE_RET(chip, retval);
1328
1329 retval = rts51x_get_rsp(chip, 2, 300);
1330 if (retval != STATUS_SUCCESS) {
1331 rts51x_clear_xd_error(chip);
1332 rts51x_ep0_read_register(chip, XD_DAT, ®);
1333 if (reg & PROGRAM_ERROR) {
1334 xd_mark_bad_block(chip, phy_blk);
1335 xd_set_err_code(chip, XD_PRG_ERROR);
1336 TRACE_RET(chip, STATUS_FAIL);
1337 } else {
1338 xd_set_err_code(chip, XD_ERASE_FAIL);
1339 }
1340 retval = xd_reset_cmd(chip);
1341 if (retval != STATUS_SUCCESS)
1342 TRACE_RET(chip, retval);
1343 continue;
1344 }
1345 xd_dat = chip->rsp_buf[1];
1346 if (xd_dat & PROGRAM_ERROR) {
1347 xd_mark_bad_block(chip, phy_blk);
1348 xd_set_err_code(chip, XD_PRG_ERROR);
1349 TRACE_RET(chip, STATUS_FAIL);
1350 }
1351
1352 return STATUS_SUCCESS;
1353 }
1354
1355 xd_mark_bad_block(chip, phy_blk);
1356 xd_set_err_code(chip, XD_ERASE_FAIL);
1357 TRACE_RET(chip, STATUS_FAIL);
1358 }
1359
xd_build_l2p_tbl(struct rts51x_chip * chip,int zone_no)1360 static int xd_build_l2p_tbl(struct rts51x_chip *chip, int zone_no)
1361 {
1362 struct xd_info *xd_card = &(chip->xd_card);
1363 struct zone_entry *zone;
1364 int retval;
1365 u32 start, end, i;
1366 u16 max_logoff, cur_fst_page_logoff, cur_lst_page_logoff,
1367 ent_lst_page_logoff;
1368 u8 redunt[11];
1369
1370 RTS51X_DEBUGP("xd_build_l2p_tbl: %d\n", zone_no);
1371
1372 if (xd_card->zone == NULL) {
1373 retval = xd_init_l2p_tbl(chip);
1374 if (retval != STATUS_SUCCESS)
1375 TRACE_RET(chip, retval);
1376 }
1377
1378 if (xd_card->zone[zone_no].build_flag) {
1379 RTS51X_DEBUGP("l2p table of zone %d has been built\n",
1380 zone_no);
1381 return STATUS_SUCCESS;
1382 }
1383
1384 zone = &(xd_card->zone[zone_no]);
1385
1386 if (zone->l2p_table == NULL) {
1387 zone->l2p_table = vmalloc(2000);
1388 if (zone->l2p_table == NULL)
1389 TRACE_GOTO(chip, Build_Fail);
1390 }
1391 memset((u8 *) (zone->l2p_table), 0xff, 2000);
1392
1393 if (zone->free_table == NULL) {
1394 zone->free_table = vmalloc(XD_FREE_TABLE_CNT * 2);
1395 if (zone->free_table == NULL)
1396 TRACE_GOTO(chip, Build_Fail);
1397 }
1398 memset((u8 *) (zone->free_table), 0xff, XD_FREE_TABLE_CNT * 2);
1399
1400 if (zone_no == 0) {
1401 if (xd_card->cis_block == 0xFFFF)
1402 start = 0;
1403 else
1404 start = xd_card->cis_block + 1;
1405 if (XD_CHK_4MB(xd_card)) {
1406 end = 0x200;
1407 max_logoff = 499;
1408 } else {
1409 end = 0x400;
1410 max_logoff = 999;
1411 }
1412 } else {
1413 start = (u32) (zone_no) << 10;
1414 end = (u32) (zone_no + 1) << 10;
1415 max_logoff = 999;
1416 }
1417
1418 RTS51X_DEBUGP("start block 0x%x, end block 0x%x\n", start, end);
1419
1420 zone->set_index = zone->get_index = 0;
1421 zone->unused_blk_cnt = 0;
1422
1423 for (i = start; i < end; i++) {
1424 u32 page_addr = i << xd_card->block_shift;
1425 u32 phy_block;
1426
1427 retval = xd_read_redundant(chip, page_addr, redunt, 11);
1428 if (retval != STATUS_SUCCESS)
1429 continue;
1430
1431 if (redunt[BLOCK_STATUS] != 0xFF) {
1432 RTS51X_DEBUGP("bad block\n");
1433 continue;
1434 }
1435
1436 if (xd_check_data_blank(redunt)) {
1437 RTS51X_DEBUGP("blank block\n");
1438 xd_set_unused_block(chip, i);
1439 continue;
1440 }
1441
1442 cur_fst_page_logoff = xd_load_log_block_addr(redunt);
1443 if ((cur_fst_page_logoff == 0xFFFF)
1444 || (cur_fst_page_logoff > max_logoff)) {
1445 retval = xd_erase_block(chip, i);
1446 if (retval == STATUS_SUCCESS)
1447 xd_set_unused_block(chip, i);
1448 continue;
1449 }
1450 if ((zone_no == 0) && (cur_fst_page_logoff == 0)
1451 && (redunt[PAGE_STATUS] != XD_GPG))
1452 XD_SET_MBR_FAIL(xd_card);
1453
1454 if (zone->l2p_table[cur_fst_page_logoff] == 0xFFFF) {
1455 zone->l2p_table[cur_fst_page_logoff] =
1456 (u16) (i & 0x3FF);
1457 continue;
1458 }
1459
1460 phy_block =
1461 zone->l2p_table[cur_fst_page_logoff] +
1462 ((u32) ((zone_no) << 10));
1463
1464 page_addr = ((i + 1) << xd_card->block_shift) - 1;
1465
1466 retval = xd_read_redundant(chip, page_addr, redunt, 11);
1467 if (retval != STATUS_SUCCESS)
1468 continue;
1469
1470 cur_lst_page_logoff = xd_load_log_block_addr(redunt);
1471 if (cur_lst_page_logoff == cur_fst_page_logoff) {
1472 int m;
1473
1474 page_addr =
1475 ((phy_block + 1) << xd_card->block_shift) - 1;
1476
1477 for (m = 0; m < 3; m++) {
1478 retval =
1479 xd_read_redundant(chip, page_addr, redunt,
1480 11);
1481 if (retval == STATUS_SUCCESS)
1482 break;
1483 }
1484
1485 if (m == 3) {
1486 zone->l2p_table[cur_fst_page_logoff] =
1487 (u16) (i & 0x3FF);
1488 retval = xd_erase_block(chip, phy_block);
1489 if (retval == STATUS_SUCCESS)
1490 xd_set_unused_block(chip, phy_block);
1491 continue;
1492 }
1493
1494 ent_lst_page_logoff = xd_load_log_block_addr(redunt);
1495 if (ent_lst_page_logoff != cur_fst_page_logoff) {
1496 zone->l2p_table[cur_fst_page_logoff] =
1497 (u16) (i & 0x3FF);
1498 retval = xd_erase_block(chip, phy_block);
1499 if (retval == STATUS_SUCCESS)
1500 xd_set_unused_block(chip, phy_block);
1501 continue;
1502 } else {
1503 retval = xd_erase_block(chip, i);
1504 if (retval == STATUS_SUCCESS)
1505 xd_set_unused_block(chip, i);
1506 }
1507 } else {
1508 retval = xd_erase_block(chip, i);
1509 if (retval == STATUS_SUCCESS)
1510 xd_set_unused_block(chip, i);
1511 }
1512 }
1513
1514 if (XD_CHK_4MB(xd_card))
1515 end = 500;
1516 else
1517 end = 1000;
1518
1519 i = 0;
1520 for (start = 0; start < end; start++) {
1521 if (zone->l2p_table[start] == 0xFFFF)
1522 i++;
1523 }
1524
1525 RTS51X_DEBUGP("Block count %d, invalid L2P entry %d\n", end, i);
1526 RTS51X_DEBUGP("Total unused block: %d\n", zone->unused_blk_cnt);
1527
1528 if ((zone->unused_blk_cnt - i) < 1)
1529 chip->card_wp |= XD_CARD;
1530
1531 zone->build_flag = 1;
1532
1533 return STATUS_SUCCESS;
1534
1535 Build_Fail:
1536 if (zone->l2p_table) {
1537 vfree(zone->l2p_table);
1538 zone->l2p_table = NULL;
1539 }
1540 if (zone->free_table) {
1541 vfree(zone->free_table);
1542 zone->free_table = NULL;
1543 }
1544
1545 return STATUS_FAIL;
1546 }
1547
xd_send_cmd(struct rts51x_chip * chip,u8 cmd)1548 static int xd_send_cmd(struct rts51x_chip *chip, u8 cmd)
1549 {
1550 int retval;
1551
1552 rts51x_init_cmd(chip);
1553
1554 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_DAT, 0xFF, cmd);
1555 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
1556 XD_TRANSFER_START | XD_SET_CMD);
1557 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
1558 XD_TRANSFER_END);
1559
1560 retval = rts51x_send_cmd(chip, MODE_CR, 100);
1561 if (retval != STATUS_SUCCESS)
1562 TRACE_RET(chip, retval);
1563
1564 retval = rts51x_get_rsp(chip, 1, 200);
1565 if (retval != STATUS_SUCCESS) {
1566 rts51x_clear_xd_error(chip);
1567 TRACE_RET(chip, retval);
1568 }
1569
1570 return STATUS_SUCCESS;
1571 }
1572
xd_read_multiple_pages(struct rts51x_chip * chip,u32 phy_blk,u32 log_blk,u8 start_page,u8 end_page,u8 * buf,void ** ptr,unsigned int * offset)1573 static int xd_read_multiple_pages(struct rts51x_chip *chip, u32 phy_blk,
1574 u32 log_blk, u8 start_page, u8 end_page,
1575 u8 *buf, void **ptr, unsigned int *offset)
1576 {
1577 struct xd_info *xd_card = &(chip->xd_card);
1578 u32 page_addr, new_blk;
1579 u16 log_off;
1580 u8 reg_val, page_cnt;
1581 int zone_no, retval, i;
1582
1583 if (start_page > end_page)
1584 TRACE_RET(chip, STATUS_FAIL);
1585
1586 page_cnt = end_page - start_page;
1587 zone_no = (int)(log_blk / 1000);
1588 log_off = (u16) (log_blk % 1000);
1589
1590 if ((phy_blk & 0x3FF) == 0x3FF) {
1591 for (i = 0; i < 256; i++) {
1592 page_addr = ((u32) i) << xd_card->block_shift;
1593
1594 retval = xd_read_redundant(chip, page_addr, NULL, 0);
1595 if (retval == STATUS_SUCCESS)
1596 break;
1597
1598 if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
1599 xd_set_err_code(chip, XD_NO_CARD);
1600 TRACE_RET(chip, STATUS_FAIL);
1601 }
1602 }
1603 }
1604
1605 page_addr = (phy_blk << xd_card->block_shift) + start_page;
1606
1607 rts51x_init_cmd(chip);
1608
1609 xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
1610
1611 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_PPB_TO_SIE,
1612 XD_PPB_TO_SIE);
1613 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
1614 RING_BUFFER);
1615 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, page_cnt);
1616 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
1617 XD_AUTO_CHK_DATA_STATUS, XD_AUTO_CHK_DATA_STATUS);
1618
1619 trans_dma_enable(chip->srb->sc_data_direction, chip, page_cnt * 512,
1620 DMA_512);
1621
1622 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
1623 XD_TRANSFER_START | XD_READ_PAGES);
1624 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
1625 XD_TRANSFER_END | XD_PPB_EMPTY,
1626 XD_TRANSFER_END | XD_PPB_EMPTY);
1627
1628 retval = rts51x_send_cmd(chip, MODE_CDIR, 100);
1629 if (retval != STATUS_SUCCESS)
1630 TRACE_RET(chip, retval);
1631
1632 retval =
1633 rts51x_transfer_data_partial(chip, RCV_BULK_PIPE(chip), (void *)buf,
1634 ptr, offset, page_cnt * 512,
1635 scsi_sg_count(chip->srb), NULL, 2000);
1636 if (retval != STATUS_SUCCESS) {
1637 rts51x_clear_xd_error(chip);
1638
1639 if (retval == STATUS_TIMEDOUT) {
1640 xd_set_err_code(chip, XD_TO_ERROR);
1641 TRACE_RET(chip, retval);
1642 } else {
1643 TRACE_GOTO(chip, Fail);
1644 }
1645 }
1646 retval = rts51x_get_rsp(chip, 1, 200);
1647 if (retval != STATUS_SUCCESS) {
1648 rts51x_clear_xd_error(chip);
1649
1650 if (retval == STATUS_TIMEDOUT) {
1651 xd_set_err_code(chip, XD_TO_ERROR);
1652 TRACE_RET(chip, retval);
1653 } else {
1654 TRACE_GOTO(chip, Fail);
1655 }
1656 }
1657
1658 return STATUS_SUCCESS;
1659
1660 Fail:
1661 rts51x_ep0_read_register(chip, XD_PAGE_STATUS, ®_val);
1662 RTS51X_DEBUGP("XD_PAGE_STATUS: 0x%x\n", reg_val);
1663
1664 if (reg_val != XD_GPG)
1665 xd_set_err_code(chip, XD_PRG_ERROR);
1666
1667 rts51x_ep0_read_register(chip, XD_CTL, ®_val);
1668 RTS51X_DEBUGP("XD_CTL: 0x%x\n", reg_val);
1669
1670 /* Handle uncorrectable ECC error */
1671 if (((reg_val & (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
1672 == (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
1673 || ((reg_val & (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))
1674 == (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))) {
1675 wait_timeout(100);
1676
1677 if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
1678 xd_set_err_code(chip, XD_NO_CARD);
1679 TRACE_RET(chip, STATUS_FAIL);
1680 }
1681
1682 xd_set_err_code(chip, XD_ECC_ERROR);
1683
1684 new_blk = xd_get_unused_block(chip, zone_no);
1685 if (new_blk == NO_NEW_BLK) {
1686 XD_CLR_BAD_OLDBLK(xd_card);
1687 TRACE_RET(chip, STATUS_FAIL);
1688 }
1689 #ifdef XD_SPEEDUP
1690 retval =
1691 xd_auto_copy_page(chip, phy_blk, new_blk, 0,
1692 xd_card->page_off + 1);
1693 #else
1694 retval =
1695 xd_copy_page(chip, phy_blk, new_blk, 0,
1696 xd_card->page_off + 1);
1697 #endif
1698 if (retval != STATUS_SUCCESS) {
1699 if (!XD_CHK_BAD_NEWBLK(xd_card)) {
1700 retval = xd_erase_block(chip, new_blk);
1701 if (retval == STATUS_SUCCESS)
1702 xd_set_unused_block(chip, new_blk);
1703 } else {
1704 XD_CLR_BAD_NEWBLK(xd_card);
1705 }
1706 XD_CLR_BAD_OLDBLK(xd_card);
1707 TRACE_RET(chip, STATUS_FAIL);
1708 }
1709 xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (new_blk & 0x3FF));
1710 xd_erase_block(chip, phy_blk);
1711 xd_mark_bad_block(chip, phy_blk);
1712 XD_CLR_BAD_OLDBLK(xd_card);
1713 }
1714
1715 TRACE_RET(chip, STATUS_FAIL);
1716 }
1717
xd_finish_write(struct rts51x_chip * chip,u32 old_blk,u32 new_blk,u32 log_blk,u8 page_off)1718 static int xd_finish_write(struct rts51x_chip *chip,
1719 u32 old_blk, u32 new_blk, u32 log_blk, u8 page_off)
1720 {
1721 struct xd_info *xd_card = &(chip->xd_card);
1722 int retval, zone_no;
1723 u16 log_off;
1724
1725 RTS51X_DEBUGP("xd_finish_write, old_blk = 0x%x, new_blk = 0x%x,"
1726 "log_blk = 0x%x\n", old_blk, new_blk, log_blk);
1727
1728 if (page_off > xd_card->page_off)
1729 TRACE_RET(chip, STATUS_FAIL);
1730
1731 zone_no = (int)(log_blk / 1000);
1732 log_off = (u16) (log_blk % 1000);
1733
1734 if (old_blk == BLK_NOT_FOUND) {
1735 retval = xd_init_page(chip, new_blk, log_off,
1736 page_off, xd_card->page_off + 1);
1737 if (retval != STATUS_SUCCESS) {
1738 retval = xd_erase_block(chip, new_blk);
1739 if (retval == STATUS_SUCCESS)
1740 xd_set_unused_block(chip, new_blk);
1741 TRACE_RET(chip, STATUS_FAIL);
1742 }
1743 } else {
1744 #ifdef XD_SPEEDUP
1745 retval = xd_auto_copy_page(chip, old_blk, new_blk,
1746 page_off, xd_card->page_off + 1);
1747 #else
1748 retval = xd_copy_page(chip, old_blk, new_blk,
1749 page_off, xd_card->page_off + 1);
1750 #endif
1751 if (retval != STATUS_SUCCESS) {
1752 if (!XD_CHK_BAD_NEWBLK(xd_card)) {
1753 retval = xd_erase_block(chip, new_blk);
1754 if (retval == STATUS_SUCCESS)
1755 xd_set_unused_block(chip, new_blk);
1756 }
1757 XD_CLR_BAD_NEWBLK(xd_card);
1758 TRACE_RET(chip, STATUS_FAIL);
1759 }
1760
1761 retval = xd_erase_block(chip, old_blk);
1762 if (retval == STATUS_SUCCESS) {
1763 if (XD_CHK_BAD_OLDBLK(xd_card)) {
1764 xd_mark_bad_block(chip, old_blk);
1765 XD_CLR_BAD_OLDBLK(xd_card);
1766 } else {
1767 /* Add source block to unused block */
1768 xd_set_unused_block(chip, old_blk);
1769 }
1770 } else {
1771 xd_set_err_code(chip, XD_NO_ERROR);
1772 XD_CLR_BAD_OLDBLK(xd_card);
1773 }
1774 }
1775
1776 /* Add target block to L2P table */
1777 xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (new_blk & 0x3FF));
1778
1779 return STATUS_SUCCESS;
1780 }
1781
xd_prepare_write(struct rts51x_chip * chip,u32 old_blk,u32 new_blk,u32 log_blk,u8 page_off)1782 static int xd_prepare_write(struct rts51x_chip *chip,
1783 u32 old_blk, u32 new_blk, u32 log_blk, u8 page_off)
1784 {
1785 int retval;
1786
1787 RTS51X_DEBUGP("xd_prepare_write, old_blk = 0x%x, new_blk = 0x%x,"
1788 "log_blk = 0x%x, page_off = %d\n",
1789 old_blk, new_blk, log_blk, (int)page_off);
1790
1791 if (page_off) {
1792 #ifdef XD_SPEEDUP
1793 retval = xd_auto_copy_page(chip, old_blk, new_blk, 0, page_off);
1794 #else
1795 retval = xd_copy_page(chip, old_blk, new_blk, 0, page_off);
1796 #endif
1797 if (retval != STATUS_SUCCESS)
1798 TRACE_RET(chip, retval);
1799 }
1800
1801 return STATUS_SUCCESS;
1802 }
1803
xd_write_multiple_pages(struct rts51x_chip * chip,u32 old_blk,u32 new_blk,u32 log_blk,u8 start_page,u8 end_page,u8 * buf,void ** ptr,unsigned int * offset)1804 static int xd_write_multiple_pages(struct rts51x_chip *chip, u32 old_blk,
1805 u32 new_blk, u32 log_blk, u8 start_page,
1806 u8 end_page, u8 *buf, void **ptr,
1807 unsigned int *offset)
1808 {
1809 struct xd_info *xd_card = &(chip->xd_card);
1810 u32 page_addr;
1811 int zone_no, retval;
1812 u16 log_off;
1813 u8 page_cnt, reg_val;
1814
1815 RTS51X_DEBUGP("xd_write_multiple_pages, old_blk = 0x%x,"
1816 "new_blk = 0x%x, log_blk = 0x%x\n",
1817 old_blk, new_blk, log_blk);
1818
1819 if (start_page > end_page)
1820 TRACE_RET(chip, STATUS_FAIL);
1821
1822 page_cnt = end_page - start_page;
1823 zone_no = (int)(log_blk / 1000);
1824 log_off = (u16) (log_blk % 1000);
1825
1826 page_addr = (new_blk << xd_card->block_shift) + start_page;
1827
1828 /* Send index command */
1829 retval = xd_send_cmd(chip, READ1_1);
1830 if (retval != STATUS_SUCCESS)
1831 TRACE_RET(chip, retval);
1832
1833 rts51x_init_cmd(chip);
1834
1835 /* Prepare redundant field */
1836 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF,
1837 (u8) (log_off >> 8));
1838 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF,
1839 (u8) log_off);
1840 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF, XD_GBLK);
1841 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, XD_GPG);
1842
1843 xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
1844
1845 /* Transform the block address by hardware */
1846 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_BA_TRANSFORM,
1847 XD_BA_TRANSFORM);
1848
1849 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, page_cnt);
1850 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
1851 RING_BUFFER);
1852
1853 trans_dma_enable(chip->srb->sc_data_direction, chip, page_cnt * 512,
1854 DMA_512);
1855
1856 rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
1857 XD_TRANSFER_START | XD_WRITE_PAGES);
1858 rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
1859 XD_TRANSFER_END);
1860
1861 retval = rts51x_send_cmd(chip, MODE_CDOR, 100);
1862 if (retval != STATUS_SUCCESS)
1863 TRACE_RET(chip, retval);
1864
1865 retval =
1866 rts51x_transfer_data_partial(chip, SND_BULK_PIPE(chip), (void *)buf,
1867 ptr, offset, page_cnt * 512,
1868 scsi_sg_count(chip->srb), NULL, 2000);
1869 if (retval != STATUS_SUCCESS) {
1870 rts51x_clear_xd_error(chip);
1871
1872 if (retval == STATUS_TIMEDOUT) {
1873 xd_set_err_code(chip, XD_TO_ERROR);
1874 TRACE_RET(chip, retval);
1875 } else {
1876 TRACE_GOTO(chip, Fail);
1877 }
1878 }
1879 retval = rts51x_get_rsp(chip, 1, 200);
1880 if (retval != STATUS_SUCCESS) {
1881 rts51x_clear_xd_error(chip);
1882
1883 if (retval == STATUS_TIMEDOUT) {
1884 xd_set_err_code(chip, XD_TO_ERROR);
1885 TRACE_RET(chip, retval);
1886 } else {
1887 TRACE_GOTO(chip, Fail);
1888 }
1889 }
1890
1891 if (end_page == (xd_card->page_off + 1)) {
1892 xd_card->delay_write.delay_write_flag = 0;
1893
1894 if (old_blk != BLK_NOT_FOUND) {
1895 retval = xd_erase_block(chip, old_blk);
1896 if (retval == STATUS_SUCCESS) {
1897 if (XD_CHK_BAD_OLDBLK(xd_card)) {
1898 xd_mark_bad_block(chip, old_blk);
1899 XD_CLR_BAD_OLDBLK(xd_card);
1900 } else {
1901 xd_set_unused_block(chip, old_blk);
1902 }
1903 } else {
1904 xd_set_err_code(chip, XD_NO_ERROR);
1905 XD_CLR_BAD_OLDBLK(xd_card);
1906 }
1907 }
1908 xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (new_blk & 0x3FF));
1909 }
1910
1911 return STATUS_SUCCESS;
1912
1913 Fail:
1914 rts51x_ep0_read_register(chip, XD_DAT, ®_val);
1915 RTS51X_DEBUGP("XD_DAT: 0x%x\n", reg_val);
1916
1917 if (reg_val & PROGRAM_ERROR) {
1918 xd_set_err_code(chip, XD_PRG_ERROR);
1919 xd_mark_bad_block(chip, new_blk);
1920 }
1921
1922 TRACE_RET(chip, STATUS_FAIL);
1923 }
1924
xd_delay_write(struct rts51x_chip * chip)1925 int xd_delay_write(struct rts51x_chip *chip)
1926 {
1927 struct xd_info *xd_card = &(chip->xd_card);
1928 struct xd_delay_write_tag *delay_write = &(xd_card->delay_write);
1929 int retval;
1930
1931 if (delay_write->delay_write_flag) {
1932 RTS51X_DEBUGP("xd_delay_write\n");
1933 retval = xd_switch_clock(chip);
1934 if (retval != STATUS_SUCCESS)
1935 TRACE_RET(chip, retval);
1936
1937 delay_write->delay_write_flag = 0;
1938 retval = xd_finish_write(chip,
1939 delay_write->old_phyblock,
1940 delay_write->new_phyblock,
1941 delay_write->logblock,
1942 delay_write->pageoff);
1943 if (retval != STATUS_SUCCESS)
1944 TRACE_RET(chip, retval);
1945 }
1946
1947 return STATUS_SUCCESS;
1948 }
1949
xd_rw(struct scsi_cmnd * srb,struct rts51x_chip * chip,u32 start_sector,u16 sector_cnt)1950 int xd_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
1951 u16 sector_cnt)
1952 {
1953 struct xd_info *xd_card = &(chip->xd_card);
1954 unsigned int lun = SCSI_LUN(srb);
1955 struct xd_delay_write_tag *delay_write = &(xd_card->delay_write);
1956 int retval, zone_no;
1957 u32 log_blk, old_blk = 0, new_blk = 0;
1958 u16 log_off, total_sec_cnt = sector_cnt;
1959 u8 start_page, end_page = 0, page_cnt;
1960 u8 *buf;
1961 void *ptr = NULL;
1962 unsigned int offset = 0;
1963
1964 xd_set_err_code(chip, XD_NO_ERROR);
1965
1966 xd_card->counter = 0;
1967
1968 RTS51X_DEBUGP("xd_rw: scsi_bufflen = %d, scsi_sg_count = %d\n",
1969 scsi_bufflen(srb), scsi_sg_count(srb));
1970 RTS51X_DEBUGP("Data direction: %s\n",
1971 (srb->sc_data_direction ==
1972 DMA_TO_DEVICE) ? "write" : "read");
1973
1974 buf = (u8 *) scsi_sglist(srb);
1975
1976 retval = xd_switch_clock(chip);
1977 if (retval != STATUS_SUCCESS)
1978 TRACE_RET(chip, retval);
1979
1980 log_blk = start_sector >> xd_card->block_shift;
1981 start_page = (u8) start_sector & xd_card->page_off;
1982 zone_no = (int)(log_blk / 1000);
1983 log_off = (u16) (log_blk % 1000);
1984
1985 RTS51X_DEBUGP("log_blk = 0x%x\n", log_blk);
1986
1987 if (xd_card->zone[zone_no].build_flag == 0) {
1988 retval = xd_build_l2p_tbl(chip, zone_no);
1989 if (retval != STATUS_SUCCESS) {
1990 chip->card_fail |= XD_CARD;
1991 set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
1992 TRACE_RET(chip, retval);
1993 }
1994 }
1995
1996 if (srb->sc_data_direction == DMA_TO_DEVICE) {
1997 if (delay_write->delay_write_flag &&
1998 (delay_write->logblock == log_blk) &&
1999 (start_page > delay_write->pageoff)) {
2000 delay_write->delay_write_flag = 0;
2001 if (delay_write->old_phyblock != BLK_NOT_FOUND) {
2002 #ifdef XD_SPEEDUP
2003 retval = xd_auto_copy_page(chip,
2004 delay_write->old_phyblock,
2005 delay_write->new_phyblock,
2006 delay_write->pageoff, start_page);
2007 #else
2008 retval = xd_copy_page(chip,
2009 delay_write->old_phyblock,
2010 delay_write->new_phyblock,
2011 delay_write->pageoff,
2012 start_page);
2013 #endif
2014 if (retval != STATUS_SUCCESS) {
2015 set_sense_type(chip, lun,
2016 SENSE_TYPE_MEDIA_WRITE_ERR);
2017 TRACE_RET(chip, retval);
2018 }
2019 }
2020 old_blk = delay_write->old_phyblock;
2021 new_blk = delay_write->new_phyblock;
2022 } else if (delay_write->delay_write_flag &&
2023 (delay_write->logblock == log_blk) &&
2024 (start_page == delay_write->pageoff)) {
2025 delay_write->delay_write_flag = 0;
2026 old_blk = delay_write->old_phyblock;
2027 new_blk = delay_write->new_phyblock;
2028 } else {
2029 retval = xd_delay_write(chip);
2030 if (retval != STATUS_SUCCESS) {
2031 set_sense_type(chip, lun,
2032 SENSE_TYPE_MEDIA_WRITE_ERR);
2033 TRACE_RET(chip, retval);
2034 }
2035 old_blk = xd_get_l2p_tbl(chip, zone_no, log_off);
2036 new_blk = xd_get_unused_block(chip, zone_no);
2037 if ((old_blk == BLK_NOT_FOUND)
2038 || (new_blk == BLK_NOT_FOUND)) {
2039 set_sense_type(chip, lun,
2040 SENSE_TYPE_MEDIA_WRITE_ERR);
2041 TRACE_RET(chip, retval);
2042 }
2043
2044 retval =
2045 xd_prepare_write(chip, old_blk, new_blk, log_blk,
2046 start_page);
2047 if (retval != STATUS_SUCCESS) {
2048 if (monitor_card_cd(chip, XD_CARD) ==
2049 CD_NOT_EXIST) {
2050 set_sense_type(chip, lun,
2051 SENSE_TYPE_MEDIA_NOT_PRESENT);
2052 TRACE_RET(chip, STATUS_FAIL);
2053 }
2054 set_sense_type(chip, lun,
2055 SENSE_TYPE_MEDIA_WRITE_ERR);
2056 TRACE_RET(chip, retval);
2057 }
2058 }
2059 } else {
2060 retval = xd_delay_write(chip);
2061 if (retval != STATUS_SUCCESS) {
2062 if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
2063 set_sense_type(chip, lun,
2064 SENSE_TYPE_MEDIA_NOT_PRESENT);
2065 TRACE_RET(chip, STATUS_FAIL);
2066 }
2067 set_sense_type(chip, lun,
2068 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
2069 TRACE_RET(chip, retval);
2070 }
2071
2072 old_blk = xd_get_l2p_tbl(chip, zone_no, log_off);
2073 if (old_blk == BLK_NOT_FOUND) {
2074 set_sense_type(chip, lun,
2075 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
2076 TRACE_RET(chip, STATUS_FAIL);
2077 }
2078 }
2079
2080 RTS51X_DEBUGP("old_blk = 0x%x\n", old_blk);
2081 if (srb->sc_data_direction == DMA_TO_DEVICE)
2082 RTS51X_DEBUGP("new_blk = 0x%x\n", new_blk);
2083
2084 while (total_sec_cnt) {
2085 if ((start_page + total_sec_cnt) > (xd_card->page_off + 1))
2086 end_page = xd_card->page_off + 1;
2087 else
2088 end_page = start_page + (u8) total_sec_cnt;
2089 page_cnt = end_page - start_page;
2090 if (srb->sc_data_direction == DMA_FROM_DEVICE) {
2091 retval = xd_read_multiple_pages(chip, old_blk, log_blk,
2092 start_page, end_page,
2093 buf, &ptr, &offset);
2094 if (retval != STATUS_SUCCESS) {
2095 set_sense_type(chip, lun,
2096 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
2097 TRACE_RET(chip, STATUS_FAIL);
2098 }
2099 } else {
2100 retval =
2101 xd_write_multiple_pages(chip, old_blk, new_blk,
2102 log_blk, start_page,
2103 end_page, buf, &ptr,
2104 &offset);
2105 if (retval != STATUS_SUCCESS) {
2106 set_sense_type(chip, lun,
2107 SENSE_TYPE_MEDIA_WRITE_ERR);
2108 TRACE_RET(chip, STATUS_FAIL);
2109 }
2110 }
2111
2112 total_sec_cnt -= page_cnt;
2113
2114 if (total_sec_cnt == 0)
2115 break;
2116
2117 log_blk++;
2118 zone_no = (int)(log_blk / 1000);
2119 log_off = (u16) (log_blk % 1000);
2120
2121 if (xd_card->zone[zone_no].build_flag == 0) {
2122 retval = xd_build_l2p_tbl(chip, zone_no);
2123 if (retval != STATUS_SUCCESS) {
2124 chip->card_fail |= XD_CARD;
2125 set_sense_type(chip, lun,
2126 SENSE_TYPE_MEDIA_NOT_PRESENT);
2127 TRACE_RET(chip, retval);
2128 }
2129 }
2130
2131 old_blk = xd_get_l2p_tbl(chip, zone_no, log_off);
2132 if (old_blk == BLK_NOT_FOUND) {
2133 if (srb->sc_data_direction == DMA_FROM_DEVICE) {
2134 set_sense_type(chip, lun,
2135 SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
2136 } else {
2137 set_sense_type(chip, lun,
2138 SENSE_TYPE_MEDIA_WRITE_ERR);
2139 }
2140 TRACE_RET(chip, STATUS_FAIL);
2141 }
2142
2143 if (srb->sc_data_direction == DMA_TO_DEVICE) {
2144 new_blk = xd_get_unused_block(chip, zone_no);
2145 if (new_blk == BLK_NOT_FOUND) {
2146 set_sense_type(chip, lun,
2147 SENSE_TYPE_MEDIA_WRITE_ERR);
2148 TRACE_RET(chip, STATUS_FAIL);
2149 }
2150 }
2151
2152 start_page = 0;
2153 }
2154
2155 if ((srb->sc_data_direction == DMA_TO_DEVICE) &&
2156 (end_page != (xd_card->page_off + 1))) {
2157 delay_write->delay_write_flag = 1;
2158 delay_write->old_phyblock = old_blk;
2159 delay_write->new_phyblock = new_blk;
2160 delay_write->logblock = log_blk;
2161 delay_write->pageoff = end_page;
2162 }
2163
2164 scsi_set_resid(srb, 0);
2165
2166 return STATUS_SUCCESS;
2167 }
2168
xd_free_l2p_tbl(struct rts51x_chip * chip)2169 void xd_free_l2p_tbl(struct rts51x_chip *chip)
2170 {
2171 struct xd_info *xd_card = &(chip->xd_card);
2172 int i = 0;
2173
2174 if (xd_card->zone != NULL) {
2175 for (i = 0; i < xd_card->zone_cnt; i++) {
2176 if (xd_card->zone[i].l2p_table != NULL) {
2177 vfree(xd_card->zone[i].l2p_table);
2178 xd_card->zone[i].l2p_table = NULL;
2179 }
2180 if (xd_card->zone[i].free_table != NULL) {
2181 vfree(xd_card->zone[i].free_table);
2182 xd_card->zone[i].free_table = NULL;
2183 }
2184 }
2185 vfree(xd_card->zone);
2186 xd_card->zone = NULL;
2187 }
2188 }
2189
xd_cleanup_work(struct rts51x_chip * chip)2190 void xd_cleanup_work(struct rts51x_chip *chip)
2191 {
2192 struct xd_info *xd_card = &(chip->xd_card);
2193
2194 if (xd_card->delay_write.delay_write_flag) {
2195 RTS51X_DEBUGP("xD: delay write\n");
2196 xd_delay_write(chip);
2197 xd_card->counter = 0;
2198 }
2199 }
2200
xd_power_off_card3v3(struct rts51x_chip * chip)2201 int xd_power_off_card3v3(struct rts51x_chip *chip)
2202 {
2203 int retval;
2204
2205 rts51x_init_cmd(chip);
2206
2207 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, XD_CLK_EN, 0);
2208
2209 if (chip->asic_code)
2210 xd_pull_ctl_disable(chip);
2211 else
2212 rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF, 0xDF);
2213 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN, 0);
2214 if (!chip->option.FT2_fast_mode) {
2215 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
2216 POWER_OFF);
2217 if (CHECK_PKG(chip, LQFP48)
2218 || chip->option.rts5129_D3318_off_enable)
2219 rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL,
2220 DV3318_AUTO_PWR_OFF, 0);
2221 }
2222
2223 retval = rts51x_send_cmd(chip, MODE_C, 100);
2224 if (retval != STATUS_SUCCESS)
2225 TRACE_RET(chip, retval);
2226
2227 return STATUS_SUCCESS;
2228 }
2229
release_xd_card(struct rts51x_chip * chip)2230 int release_xd_card(struct rts51x_chip *chip)
2231 {
2232 struct xd_info *xd_card = &(chip->xd_card);
2233 int retval;
2234
2235 RTS51X_DEBUGP("elease_xd_card\n");
2236
2237 chip->card_ready &= ~XD_CARD;
2238 chip->card_fail &= ~XD_CARD;
2239 chip->card_wp &= ~XD_CARD;
2240
2241 xd_card->delay_write.delay_write_flag = 0;
2242
2243 xd_free_l2p_tbl(chip);
2244
2245 rts51x_write_register(chip, SFSM_ED, HW_CMD_STOP, HW_CMD_STOP);
2246
2247 retval = xd_power_off_card3v3(chip);
2248 if (retval != STATUS_SUCCESS)
2249 TRACE_RET(chip, retval);
2250
2251 if (chip->asic_code && CHECK_PKG(chip, QFN24))
2252 wait_timeout(20);
2253
2254 return STATUS_SUCCESS;
2255 }
2256