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authorPierre Ossman <drzeus@drzeus.cx>2006-01-08 13:17:55 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-01-08 13:17:55 -0500
commitcfa7f52164d6cdcb6cea87386562c568da66ff9e (patch)
treeab6b702ab01c5fe281088622ae1cddb358607726 /drivers/mmc/wbsd.c
parentcb757b4eefd4600a3afa58f6983addbbe82989a8 (diff)
[MMC] Lindent wbsd driver
Fix the coding style in the wbsd driver once and for all. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/mmc/wbsd.c')
-rw-r--r--drivers/mmc/wbsd.c437
1 files changed, 185 insertions, 252 deletions
diff --git a/drivers/mmc/wbsd.c b/drivers/mmc/wbsd.c
index 60afc1235120..f25757625361 100644
--- a/drivers/mmc/wbsd.c
+++ b/drivers/mmc/wbsd.c
@@ -90,7 +90,7 @@ static int dma = 2;
90 * Basic functions 90 * Basic functions
91 */ 91 */
92 92
93static inline void wbsd_unlock_config(struct wbsd_host* host) 93static inline void wbsd_unlock_config(struct wbsd_host *host)
94{ 94{
95 BUG_ON(host->config == 0); 95 BUG_ON(host->config == 0);
96 96
@@ -98,14 +98,14 @@ static inline void wbsd_unlock_config(struct wbsd_host* host)
98 outb(host->unlock_code, host->config); 98 outb(host->unlock_code, host->config);
99} 99}
100 100
101static inline void wbsd_lock_config(struct wbsd_host* host) 101static inline void wbsd_lock_config(struct wbsd_host *host)
102{ 102{
103 BUG_ON(host->config == 0); 103 BUG_ON(host->config == 0);
104 104
105 outb(LOCK_CODE, host->config); 105 outb(LOCK_CODE, host->config);
106} 106}
107 107
108static inline void wbsd_write_config(struct wbsd_host* host, u8 reg, u8 value) 108static inline void wbsd_write_config(struct wbsd_host *host, u8 reg, u8 value)
109{ 109{
110 BUG_ON(host->config == 0); 110 BUG_ON(host->config == 0);
111 111
@@ -113,7 +113,7 @@ static inline void wbsd_write_config(struct wbsd_host* host, u8 reg, u8 value)
113 outb(value, host->config + 1); 113 outb(value, host->config + 1);
114} 114}
115 115
116static inline u8 wbsd_read_config(struct wbsd_host* host, u8 reg) 116static inline u8 wbsd_read_config(struct wbsd_host *host, u8 reg)
117{ 117{
118 BUG_ON(host->config == 0); 118 BUG_ON(host->config == 0);
119 119
@@ -121,13 +121,13 @@ static inline u8 wbsd_read_config(struct wbsd_host* host, u8 reg)
121 return inb(host->config + 1); 121 return inb(host->config + 1);
122} 122}
123 123
124static inline void wbsd_write_index(struct wbsd_host* host, u8 index, u8 value) 124static inline void wbsd_write_index(struct wbsd_host *host, u8 index, u8 value)
125{ 125{
126 outb(index, host->base + WBSD_IDXR); 126 outb(index, host->base + WBSD_IDXR);
127 outb(value, host->base + WBSD_DATAR); 127 outb(value, host->base + WBSD_DATAR);
128} 128}
129 129
130static inline u8 wbsd_read_index(struct wbsd_host* host, u8 index) 130static inline u8 wbsd_read_index(struct wbsd_host *host, u8 index)
131{ 131{
132 outb(index, host->base + WBSD_IDXR); 132 outb(index, host->base + WBSD_IDXR);
133 return inb(host->base + WBSD_DATAR); 133 return inb(host->base + WBSD_DATAR);
@@ -137,7 +137,7 @@ static inline u8 wbsd_read_index(struct wbsd_host* host, u8 index)
137 * Common routines 137 * Common routines
138 */ 138 */
139 139
140static void wbsd_init_device(struct wbsd_host* host) 140static void wbsd_init_device(struct wbsd_host *host)
141{ 141{
142 u8 setup, ier; 142 u8 setup, ier;
143 143
@@ -197,7 +197,7 @@ static void wbsd_init_device(struct wbsd_host* host)
197 inb(host->base + WBSD_ISR); 197 inb(host->base + WBSD_ISR);
198} 198}
199 199
200static void wbsd_reset(struct wbsd_host* host) 200static void wbsd_reset(struct wbsd_host *host)
201{ 201{
202 u8 setup; 202 u8 setup;
203 203
@@ -211,14 +211,13 @@ static void wbsd_reset(struct wbsd_host* host)
211 wbsd_write_index(host, WBSD_IDX_SETUP, setup); 211 wbsd_write_index(host, WBSD_IDX_SETUP, setup);
212} 212}
213 213
214static void wbsd_request_end(struct wbsd_host* host, struct mmc_request* mrq) 214static void wbsd_request_end(struct wbsd_host *host, struct mmc_request *mrq)
215{ 215{
216 unsigned long dmaflags; 216 unsigned long dmaflags;
217 217
218 DBGF("Ending request, cmd (%x)\n", mrq->cmd->opcode); 218 DBGF("Ending request, cmd (%x)\n", mrq->cmd->opcode);
219 219
220 if (host->dma >= 0) 220 if (host->dma >= 0) {
221 {
222 /* 221 /*
223 * Release ISA DMA controller. 222 * Release ISA DMA controller.
224 */ 223 */
@@ -247,7 +246,7 @@ static void wbsd_request_end(struct wbsd_host* host, struct mmc_request* mrq)
247 * Scatter/gather functions 246 * Scatter/gather functions
248 */ 247 */
249 248
250static inline void wbsd_init_sg(struct wbsd_host* host, struct mmc_data* data) 249static inline void wbsd_init_sg(struct wbsd_host *host, struct mmc_data *data)
251{ 250{
252 /* 251 /*
253 * Get info. about SG list from data structure. 252 * Get info. about SG list from data structure.
@@ -259,7 +258,7 @@ static inline void wbsd_init_sg(struct wbsd_host* host, struct mmc_data* data)
259 host->remain = host->cur_sg->length; 258 host->remain = host->cur_sg->length;
260} 259}
261 260
262static inline int wbsd_next_sg(struct wbsd_host* host) 261static inline int wbsd_next_sg(struct wbsd_host *host)
263{ 262{
264 /* 263 /*
265 * Skip to next SG entry. 264 * Skip to next SG entry.
@@ -270,33 +269,32 @@ static inline int wbsd_next_sg(struct wbsd_host* host)
270 /* 269 /*
271 * Any entries left? 270 * Any entries left?
272 */ 271 */
273 if (host->num_sg > 0) 272 if (host->num_sg > 0) {
274 { 273 host->offset = 0;
275 host->offset = 0; 274 host->remain = host->cur_sg->length;
276 host->remain = host->cur_sg->length; 275 }
277 }
278 276
279 return host->num_sg; 277 return host->num_sg;
280} 278}
281 279
282static inline char* wbsd_kmap_sg(struct wbsd_host* host) 280static inline char *wbsd_kmap_sg(struct wbsd_host *host)
283{ 281{
284 host->mapped_sg = kmap_atomic(host->cur_sg->page, KM_BIO_SRC_IRQ) + 282 host->mapped_sg = kmap_atomic(host->cur_sg->page, KM_BIO_SRC_IRQ) +
285 host->cur_sg->offset; 283 host->cur_sg->offset;
286 return host->mapped_sg; 284 return host->mapped_sg;
287} 285}
288 286
289static inline void wbsd_kunmap_sg(struct wbsd_host* host) 287static inline void wbsd_kunmap_sg(struct wbsd_host *host)
290{ 288{
291 kunmap_atomic(host->mapped_sg, KM_BIO_SRC_IRQ); 289 kunmap_atomic(host->mapped_sg, KM_BIO_SRC_IRQ);
292} 290}
293 291
294static inline void wbsd_sg_to_dma(struct wbsd_host* host, struct mmc_data* data) 292static inline void wbsd_sg_to_dma(struct wbsd_host *host, struct mmc_data *data)
295{ 293{
296 unsigned int len, i, size; 294 unsigned int len, i, size;
297 struct scatterlist* sg; 295 struct scatterlist *sg;
298 char* dmabuf = host->dma_buffer; 296 char *dmabuf = host->dma_buffer;
299 char* sgbuf; 297 char *sgbuf;
300 298
301 size = host->size; 299 size = host->size;
302 300
@@ -308,8 +306,7 @@ static inline void wbsd_sg_to_dma(struct wbsd_host* host, struct mmc_data* data)
308 * be the entire list though so make sure that 306 * be the entire list though so make sure that
309 * we do not transfer too much. 307 * we do not transfer too much.
310 */ 308 */
311 for (i = 0;i < len;i++) 309 for (i = 0; i < len; i++) {
312 {
313 sgbuf = kmap_atomic(sg[i].page, KM_BIO_SRC_IRQ) + sg[i].offset; 310 sgbuf = kmap_atomic(sg[i].page, KM_BIO_SRC_IRQ) + sg[i].offset;
314 if (size < sg[i].length) 311 if (size < sg[i].length)
315 memcpy(dmabuf, sgbuf, size); 312 memcpy(dmabuf, sgbuf, size);
@@ -337,12 +334,12 @@ static inline void wbsd_sg_to_dma(struct wbsd_host* host, struct mmc_data* data)
337 host->size -= size; 334 host->size -= size;
338} 335}
339 336
340static inline void wbsd_dma_to_sg(struct wbsd_host* host, struct mmc_data* data) 337static inline void wbsd_dma_to_sg(struct wbsd_host *host, struct mmc_data *data)
341{ 338{
342 unsigned int len, i, size; 339 unsigned int len, i, size;
343 struct scatterlist* sg; 340 struct scatterlist *sg;
344 char* dmabuf = host->dma_buffer; 341 char *dmabuf = host->dma_buffer;
345 char* sgbuf; 342 char *sgbuf;
346 343
347 size = host->size; 344 size = host->size;
348 345
@@ -354,8 +351,7 @@ static inline void wbsd_dma_to_sg(struct wbsd_host* host, struct mmc_data* data)
354 * be the entire list though so make sure that 351 * be the entire list though so make sure that
355 * we do not transfer too much. 352 * we do not transfer too much.
356 */ 353 */
357 for (i = 0;i < len;i++) 354 for (i = 0; i < len; i++) {
358 {
359 sgbuf = kmap_atomic(sg[i].page, KM_BIO_SRC_IRQ) + sg[i].offset; 355 sgbuf = kmap_atomic(sg[i].page, KM_BIO_SRC_IRQ) + sg[i].offset;
360 if (size < sg[i].length) 356 if (size < sg[i].length)
361 memcpy(sgbuf, dmabuf, size); 357 memcpy(sgbuf, dmabuf, size);
@@ -387,46 +383,38 @@ static inline void wbsd_dma_to_sg(struct wbsd_host* host, struct mmc_data* data)
387 * Command handling 383 * Command handling
388 */ 384 */
389 385
390static inline void wbsd_get_short_reply(struct wbsd_host* host, 386static inline void wbsd_get_short_reply(struct wbsd_host *host,
391 struct mmc_command* cmd) 387 struct mmc_command *cmd)
392{ 388{
393 /* 389 /*
394 * Correct response type? 390 * Correct response type?
395 */ 391 */
396 if (wbsd_read_index(host, WBSD_IDX_RSPLEN) != WBSD_RSP_SHORT) 392 if (wbsd_read_index(host, WBSD_IDX_RSPLEN) != WBSD_RSP_SHORT) {
397 {
398 cmd->error = MMC_ERR_INVALID; 393 cmd->error = MMC_ERR_INVALID;
399 return; 394 return;
400 } 395 }
401 396
402 cmd->resp[0] = 397 cmd->resp[0] = wbsd_read_index(host, WBSD_IDX_RESP12) << 24;
403 wbsd_read_index(host, WBSD_IDX_RESP12) << 24; 398 cmd->resp[0] |= wbsd_read_index(host, WBSD_IDX_RESP13) << 16;
404 cmd->resp[0] |= 399 cmd->resp[0] |= wbsd_read_index(host, WBSD_IDX_RESP14) << 8;
405 wbsd_read_index(host, WBSD_IDX_RESP13) << 16; 400 cmd->resp[0] |= wbsd_read_index(host, WBSD_IDX_RESP15) << 0;
406 cmd->resp[0] |= 401 cmd->resp[1] = wbsd_read_index(host, WBSD_IDX_RESP16) << 24;
407 wbsd_read_index(host, WBSD_IDX_RESP14) << 8;
408 cmd->resp[0] |=
409 wbsd_read_index(host, WBSD_IDX_RESP15) << 0;
410 cmd->resp[1] =
411 wbsd_read_index(host, WBSD_IDX_RESP16) << 24;
412} 402}
413 403
414static inline void wbsd_get_long_reply(struct wbsd_host* host, 404static inline void wbsd_get_long_reply(struct wbsd_host *host,
415 struct mmc_command* cmd) 405 struct mmc_command *cmd)
416{ 406{
417 int i; 407 int i;
418 408
419 /* 409 /*
420 * Correct response type? 410 * Correct response type?
421 */ 411 */
422 if (wbsd_read_index(host, WBSD_IDX_RSPLEN) != WBSD_RSP_LONG) 412 if (wbsd_read_index(host, WBSD_IDX_RSPLEN) != WBSD_RSP_LONG) {
423 {
424 cmd->error = MMC_ERR_INVALID; 413 cmd->error = MMC_ERR_INVALID;
425 return; 414 return;
426 } 415 }
427 416
428 for (i = 0;i < 4;i++) 417 for (i = 0; i < 4; i++) {
429 {
430 cmd->resp[i] = 418 cmd->resp[i] =
431 wbsd_read_index(host, WBSD_IDX_RESP1 + i * 4) << 24; 419 wbsd_read_index(host, WBSD_IDX_RESP1 + i * 4) << 24;
432 cmd->resp[i] |= 420 cmd->resp[i] |=
@@ -438,7 +426,7 @@ static inline void wbsd_get_long_reply(struct wbsd_host* host,
438 } 426 }
439} 427}
440 428
441static void wbsd_send_command(struct wbsd_host* host, struct mmc_command* cmd) 429static void wbsd_send_command(struct wbsd_host *host, struct mmc_command *cmd)
442{ 430{
443 int i; 431 int i;
444 u8 status, isr; 432 u8 status, isr;
@@ -456,7 +444,7 @@ static void wbsd_send_command(struct wbsd_host* host, struct mmc_command* cmd)
456 * Send the command (CRC calculated by host). 444 * Send the command (CRC calculated by host).
457 */ 445 */
458 outb(cmd->opcode, host->base + WBSD_CMDR); 446 outb(cmd->opcode, host->base + WBSD_CMDR);
459 for (i = 3;i >= 0;i--) 447 for (i = 3; i >= 0; i--)
460 outb((cmd->arg >> (i * 8)) & 0xff, host->base + WBSD_CMDR); 448 outb((cmd->arg >> (i * 8)) & 0xff, host->base + WBSD_CMDR);
461 449
462 cmd->error = MMC_ERR_NONE; 450 cmd->error = MMC_ERR_NONE;
@@ -471,8 +459,7 @@ static void wbsd_send_command(struct wbsd_host* host, struct mmc_command* cmd)
471 /* 459 /*
472 * Do we expect a reply? 460 * Do we expect a reply?
473 */ 461 */
474 if ((cmd->flags & MMC_RSP_MASK) != MMC_RSP_NONE) 462 if ((cmd->flags & MMC_RSP_MASK) != MMC_RSP_NONE) {
475 {
476 /* 463 /*
477 * Read back status. 464 * Read back status.
478 */ 465 */
@@ -488,8 +475,7 @@ static void wbsd_send_command(struct wbsd_host* host, struct mmc_command* cmd)
488 else if ((cmd->flags & MMC_RSP_CRC) && (isr & WBSD_INT_CRC)) 475 else if ((cmd->flags & MMC_RSP_CRC) && (isr & WBSD_INT_CRC))
489 cmd->error = MMC_ERR_BADCRC; 476 cmd->error = MMC_ERR_BADCRC;
490 /* All ok */ 477 /* All ok */
491 else 478 else {
492 {
493 if ((cmd->flags & MMC_RSP_MASK) == MMC_RSP_SHORT) 479 if ((cmd->flags & MMC_RSP_MASK) == MMC_RSP_SHORT)
494 wbsd_get_short_reply(host, cmd); 480 wbsd_get_short_reply(host, cmd);
495 else 481 else
@@ -504,10 +490,10 @@ static void wbsd_send_command(struct wbsd_host* host, struct mmc_command* cmd)
504 * Data functions 490 * Data functions
505 */ 491 */
506 492
507static void wbsd_empty_fifo(struct wbsd_host* host) 493static void wbsd_empty_fifo(struct wbsd_host *host)
508{ 494{
509 struct mmc_data* data = host->mrq->cmd->data; 495 struct mmc_data *data = host->mrq->cmd->data;
510 char* buffer; 496 char *buffer;
511 int i, fsr, fifo; 497 int i, fsr, fifo;
512 498
513 /* 499 /*
@@ -522,8 +508,7 @@ static void wbsd_empty_fifo(struct wbsd_host* host)
522 * Drain the fifo. This has a tendency to loop longer 508 * Drain the fifo. This has a tendency to loop longer
523 * than the FIFO length (usually one block). 509 * than the FIFO length (usually one block).
524 */ 510 */
525 while (!((fsr = inb(host->base + WBSD_FSR)) & WBSD_FIFO_EMPTY)) 511 while (!((fsr = inb(host->base + WBSD_FSR)) & WBSD_FIFO_EMPTY)) {
526 {
527 /* 512 /*
528 * The size field in the FSR is broken so we have to 513 * The size field in the FSR is broken so we have to
529 * do some guessing. 514 * do some guessing.
@@ -535,8 +520,7 @@ static void wbsd_empty_fifo(struct wbsd_host* host)
535 else 520 else
536 fifo = 1; 521 fifo = 1;
537 522
538 for (i = 0;i < fifo;i++) 523 for (i = 0; i < fifo; i++) {
539 {
540 *buffer = inb(host->base + WBSD_DFR); 524 *buffer = inb(host->base + WBSD_DFR);
541 buffer++; 525 buffer++;
542 host->offset++; 526 host->offset++;
@@ -547,8 +531,7 @@ static void wbsd_empty_fifo(struct wbsd_host* host)
547 /* 531 /*
548 * Transfer done? 532 * Transfer done?
549 */ 533 */
550 if (data->bytes_xfered == host->size) 534 if (data->bytes_xfered == host->size) {
551 {
552 wbsd_kunmap_sg(host); 535 wbsd_kunmap_sg(host);
553 return; 536 return;
554 } 537 }
@@ -556,15 +539,13 @@ static void wbsd_empty_fifo(struct wbsd_host* host)
556 /* 539 /*
557 * End of scatter list entry? 540 * End of scatter list entry?
558 */ 541 */
559 if (host->remain == 0) 542 if (host->remain == 0) {
560 {
561 wbsd_kunmap_sg(host); 543 wbsd_kunmap_sg(host);
562 544
563 /* 545 /*
564 * Get next entry. Check if last. 546 * Get next entry. Check if last.
565 */ 547 */
566 if (!wbsd_next_sg(host)) 548 if (!wbsd_next_sg(host)) {
567 {
568 /* 549 /*
569 * We should never reach this point. 550 * We should never reach this point.
570 * It means that we're trying to 551 * It means that we're trying to
@@ -594,10 +575,10 @@ static void wbsd_empty_fifo(struct wbsd_host* host)
594 tasklet_schedule(&host->fifo_tasklet); 575 tasklet_schedule(&host->fifo_tasklet);
595} 576}
596 577
597static void wbsd_fill_fifo(struct wbsd_host* host) 578static void wbsd_fill_fifo(struct wbsd_host *host)
598{ 579{
599 struct mmc_data* data = host->mrq->cmd->data; 580 struct mmc_data *data = host->mrq->cmd->data;
600 char* buffer; 581 char *buffer;
601 int i, fsr, fifo; 582 int i, fsr, fifo;
602 583
603 /* 584 /*
@@ -613,8 +594,7 @@ static void wbsd_fill_fifo(struct wbsd_host* host)
613 * Fill the fifo. This has a tendency to loop longer 594 * Fill the fifo. This has a tendency to loop longer
614 * than the FIFO length (usually one block). 595 * than the FIFO length (usually one block).
615 */ 596 */
616 while (!((fsr = inb(host->base + WBSD_FSR)) & WBSD_FIFO_FULL)) 597 while (!((fsr = inb(host->base + WBSD_FSR)) & WBSD_FIFO_FULL)) {
617 {
618 /* 598 /*
619 * The size field in the FSR is broken so we have to 599 * The size field in the FSR is broken so we have to
620 * do some guessing. 600 * do some guessing.
@@ -626,8 +606,7 @@ static void wbsd_fill_fifo(struct wbsd_host* host)
626 else 606 else
627 fifo = 15; 607 fifo = 15;
628 608
629 for (i = 16;i > fifo;i--) 609 for (i = 16; i > fifo; i--) {
630 {
631 outb(*buffer, host->base + WBSD_DFR); 610 outb(*buffer, host->base + WBSD_DFR);
632 buffer++; 611 buffer++;
633 host->offset++; 612 host->offset++;
@@ -638,8 +617,7 @@ static void wbsd_fill_fifo(struct wbsd_host* host)
638 /* 617 /*
639 * Transfer done? 618 * Transfer done?
640 */ 619 */
641 if (data->bytes_xfered == host->size) 620 if (data->bytes_xfered == host->size) {
642 {
643 wbsd_kunmap_sg(host); 621 wbsd_kunmap_sg(host);
644 return; 622 return;
645 } 623 }
@@ -647,15 +625,13 @@ static void wbsd_fill_fifo(struct wbsd_host* host)
647 /* 625 /*
648 * End of scatter list entry? 626 * End of scatter list entry?
649 */ 627 */
650 if (host->remain == 0) 628 if (host->remain == 0) {
651 {
652 wbsd_kunmap_sg(host); 629 wbsd_kunmap_sg(host);
653 630
654 /* 631 /*
655 * Get next entry. Check if last. 632 * Get next entry. Check if last.
656 */ 633 */
657 if (!wbsd_next_sg(host)) 634 if (!wbsd_next_sg(host)) {
658 {
659 /* 635 /*
660 * We should never reach this point. 636 * We should never reach this point.
661 * It means that we're trying to 637 * It means that we're trying to
@@ -684,7 +660,7 @@ static void wbsd_fill_fifo(struct wbsd_host* host)
684 tasklet_schedule(&host->fifo_tasklet); 660 tasklet_schedule(&host->fifo_tasklet);
685} 661}
686 662
687static void wbsd_prepare_data(struct wbsd_host* host, struct mmc_data* data) 663static void wbsd_prepare_data(struct wbsd_host *host, struct mmc_data *data)
688{ 664{
689 u16 blksize; 665 u16 blksize;
690 u8 setup; 666 u8 setup;
@@ -706,8 +682,10 @@ static void wbsd_prepare_data(struct wbsd_host* host, struct mmc_data* data)
706 */ 682 */
707 if (data->timeout_ns > 127000000) 683 if (data->timeout_ns > 127000000)
708 wbsd_write_index(host, WBSD_IDX_TAAC, 127); 684 wbsd_write_index(host, WBSD_IDX_TAAC, 127);
709 else 685 else {
710 wbsd_write_index(host, WBSD_IDX_TAAC, data->timeout_ns/1000000); 686 wbsd_write_index(host, WBSD_IDX_TAAC,
687 data->timeout_ns / 1000000);
688 }
711 689
712 if (data->timeout_clks > 255) 690 if (data->timeout_clks > 255)
713 wbsd_write_index(host, WBSD_IDX_NSAC, 255); 691 wbsd_write_index(host, WBSD_IDX_NSAC, 255);
@@ -722,23 +700,18 @@ static void wbsd_prepare_data(struct wbsd_host* host, struct mmc_data* data)
722 * Space for CRC must be included in the size. 700 * Space for CRC must be included in the size.
723 * Two bytes are needed for each data line. 701 * Two bytes are needed for each data line.
724 */ 702 */
725 if (host->bus_width == MMC_BUS_WIDTH_1) 703 if (host->bus_width == MMC_BUS_WIDTH_1) {
726 {
727 blksize = (1 << data->blksz_bits) + 2; 704 blksize = (1 << data->blksz_bits) + 2;
728 705
729 wbsd_write_index(host, WBSD_IDX_PBSMSB, (blksize >> 4) & 0xF0); 706 wbsd_write_index(host, WBSD_IDX_PBSMSB, (blksize >> 4) & 0xF0);
730 wbsd_write_index(host, WBSD_IDX_PBSLSB, blksize & 0xFF); 707 wbsd_write_index(host, WBSD_IDX_PBSLSB, blksize & 0xFF);
731 } 708 } else if (host->bus_width == MMC_BUS_WIDTH_4) {
732 else if (host->bus_width == MMC_BUS_WIDTH_4)
733 {
734 blksize = (1 << data->blksz_bits) + 2 * 4; 709 blksize = (1 << data->blksz_bits) + 2 * 4;
735 710
736 wbsd_write_index(host, WBSD_IDX_PBSMSB, ((blksize >> 4) & 0xF0) 711 wbsd_write_index(host, WBSD_IDX_PBSMSB,
737 | WBSD_DATA_WIDTH); 712 ((blksize >> 4) & 0xF0) | WBSD_DATA_WIDTH);
738 wbsd_write_index(host, WBSD_IDX_PBSLSB, blksize & 0xFF); 713 wbsd_write_index(host, WBSD_IDX_PBSLSB, blksize & 0xFF);
739 } 714 } else {
740 else
741 {
742 data->error = MMC_ERR_INVALID; 715 data->error = MMC_ERR_INVALID;
743 return; 716 return;
744 } 717 }
@@ -755,14 +728,12 @@ static void wbsd_prepare_data(struct wbsd_host* host, struct mmc_data* data)
755 /* 728 /*
756 * DMA transfer? 729 * DMA transfer?
757 */ 730 */
758 if (host->dma >= 0) 731 if (host->dma >= 0) {
759 {
760 /* 732 /*
761 * The buffer for DMA is only 64 kB. 733 * The buffer for DMA is only 64 kB.
762 */ 734 */
763 BUG_ON(host->size > 0x10000); 735 BUG_ON(host->size > 0x10000);
764 if (host->size > 0x10000) 736 if (host->size > 0x10000) {
765 {
766 data->error = MMC_ERR_INVALID; 737 data->error = MMC_ERR_INVALID;
767 return; 738 return;
768 } 739 }
@@ -794,9 +765,7 @@ static void wbsd_prepare_data(struct wbsd_host* host, struct mmc_data* data)
794 * Enable DMA on the host. 765 * Enable DMA on the host.
795 */ 766 */
796 wbsd_write_index(host, WBSD_IDX_DMA, WBSD_DMA_ENABLE); 767 wbsd_write_index(host, WBSD_IDX_DMA, WBSD_DMA_ENABLE);
797 } 768 } else {
798 else
799 {
800 /* 769 /*
801 * This flag is used to keep printk 770 * This flag is used to keep printk
802 * output to a minimum. 771 * output to a minimum.
@@ -817,13 +786,10 @@ static void wbsd_prepare_data(struct wbsd_host* host, struct mmc_data* data)
817 * Set up FIFO threshold levels (and fill 786 * Set up FIFO threshold levels (and fill
818 * buffer if doing a write). 787 * buffer if doing a write).
819 */ 788 */
820 if (data->flags & MMC_DATA_READ) 789 if (data->flags & MMC_DATA_READ) {
821 {
822 wbsd_write_index(host, WBSD_IDX_FIFOEN, 790 wbsd_write_index(host, WBSD_IDX_FIFOEN,
823 WBSD_FIFOEN_FULL | 8); 791 WBSD_FIFOEN_FULL | 8);
824 } 792 } else {
825 else
826 {
827 wbsd_write_index(host, WBSD_IDX_FIFOEN, 793 wbsd_write_index(host, WBSD_IDX_FIFOEN,
828 WBSD_FIFOEN_EMPTY | 8); 794 WBSD_FIFOEN_EMPTY | 8);
829 wbsd_fill_fifo(host); 795 wbsd_fill_fifo(host);
@@ -833,7 +799,7 @@ static void wbsd_prepare_data(struct wbsd_host* host, struct mmc_data* data)
833 data->error = MMC_ERR_NONE; 799 data->error = MMC_ERR_NONE;
834} 800}
835 801
836static void wbsd_finish_data(struct wbsd_host* host, struct mmc_data* data) 802static void wbsd_finish_data(struct wbsd_host *host, struct mmc_data *data)
837{ 803{
838 unsigned long dmaflags; 804 unsigned long dmaflags;
839 int count; 805 int count;
@@ -851,16 +817,14 @@ static void wbsd_finish_data(struct wbsd_host* host, struct mmc_data* data)
851 * Wait for the controller to leave data 817 * Wait for the controller to leave data
852 * transfer state. 818 * transfer state.
853 */ 819 */
854 do 820 do {
855 {
856 status = wbsd_read_index(host, WBSD_IDX_STATUS); 821 status = wbsd_read_index(host, WBSD_IDX_STATUS);
857 } while (status & (WBSD_BLOCK_READ | WBSD_BLOCK_WRITE)); 822 } while (status & (WBSD_BLOCK_READ | WBSD_BLOCK_WRITE));
858 823
859 /* 824 /*
860 * DMA transfer? 825 * DMA transfer?
861 */ 826 */
862 if (host->dma >= 0) 827 if (host->dma >= 0) {
863 {
864 /* 828 /*
865 * Disable DMA on the host. 829 * Disable DMA on the host.
866 */ 830 */
@@ -878,16 +842,13 @@ static void wbsd_finish_data(struct wbsd_host* host, struct mmc_data* data)
878 /* 842 /*
879 * Any leftover data? 843 * Any leftover data?
880 */ 844 */
881 if (count) 845 if (count) {
882 {
883 printk(KERN_ERR "%s: Incomplete DMA transfer. " 846 printk(KERN_ERR "%s: Incomplete DMA transfer. "
884 "%d bytes left.\n", 847 "%d bytes left.\n",
885 mmc_hostname(host->mmc), count); 848 mmc_hostname(host->mmc), count);
886 849
887 data->error = MMC_ERR_FAILED; 850 data->error = MMC_ERR_FAILED;
888 } 851 } else {
889 else
890 {
891 /* 852 /*
892 * Transfer data from DMA buffer to 853 * Transfer data from DMA buffer to
893 * SG list. 854 * SG list.
@@ -910,10 +871,10 @@ static void wbsd_finish_data(struct wbsd_host* host, struct mmc_data* data)
910 * * 871 * *
911\*****************************************************************************/ 872\*****************************************************************************/
912 873
913static void wbsd_request(struct mmc_host* mmc, struct mmc_request* mrq) 874static void wbsd_request(struct mmc_host *mmc, struct mmc_request *mrq)
914{ 875{
915 struct wbsd_host* host = mmc_priv(mmc); 876 struct wbsd_host *host = mmc_priv(mmc);
916 struct mmc_command* cmd; 877 struct mmc_command *cmd;
917 878
918 /* 879 /*
919 * Disable tasklets to avoid a deadlock. 880 * Disable tasklets to avoid a deadlock.
@@ -930,8 +891,7 @@ static void wbsd_request(struct mmc_host* mmc, struct mmc_request* mrq)
930 * If there is no card in the slot then 891 * If there is no card in the slot then
931 * timeout immediatly. 892 * timeout immediatly.
932 */ 893 */
933 if (!(host->flags & WBSD_FCARD_PRESENT)) 894 if (!(host->flags & WBSD_FCARD_PRESENT)) {
934 {
935 cmd->error = MMC_ERR_TIMEOUT; 895 cmd->error = MMC_ERR_TIMEOUT;
936 goto done; 896 goto done;
937 } 897 }
@@ -939,8 +899,7 @@ static void wbsd_request(struct mmc_host* mmc, struct mmc_request* mrq)
939 /* 899 /*
940 * Does the request include data? 900 * Does the request include data?
941 */ 901 */
942 if (cmd->data) 902 if (cmd->data) {
943 {
944 wbsd_prepare_data(host, cmd->data); 903 wbsd_prepare_data(host, cmd->data);
945 904
946 if (cmd->data->error != MMC_ERR_NONE) 905 if (cmd->data->error != MMC_ERR_NONE)
@@ -954,8 +913,7 @@ static void wbsd_request(struct mmc_host* mmc, struct mmc_request* mrq)
954 * will be finished after the data has 913 * will be finished after the data has
955 * transfered. 914 * transfered.
956 */ 915 */
957 if (cmd->data && (cmd->error == MMC_ERR_NONE)) 916 if (cmd->data && (cmd->error == MMC_ERR_NONE)) {
958 {
959 /* 917 /*
960 * Dirty fix for hardware bug. 918 * Dirty fix for hardware bug.
961 */ 919 */
@@ -973,14 +931,14 @@ done:
973 spin_unlock_bh(&host->lock); 931 spin_unlock_bh(&host->lock);
974} 932}
975 933
976static void wbsd_set_ios(struct mmc_host* mmc, struct mmc_ios* ios) 934static void wbsd_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
977{ 935{
978 struct wbsd_host* host = mmc_priv(mmc); 936 struct wbsd_host *host = mmc_priv(mmc);
979 u8 clk, setup, pwr; 937 u8 clk, setup, pwr;
980 938
981 DBGF("clock %uHz busmode %u powermode %u cs %u Vdd %u width %u\n", 939 DBGF("clock %uHz busmode %u powermode %u cs %u Vdd %u width %u\n",
982 ios->clock, ios->bus_mode, ios->power_mode, ios->chip_select, 940 ios->clock, ios->bus_mode, ios->power_mode, ios->chip_select,
983 ios->vdd, ios->bus_width); 941 ios->vdd, ios->bus_width);
984 942
985 spin_lock_bh(&host->lock); 943 spin_lock_bh(&host->lock);
986 944
@@ -1004,8 +962,7 @@ static void wbsd_set_ios(struct mmc_host* mmc, struct mmc_ios* ios)
1004 * Only write to the clock register when 962 * Only write to the clock register when
1005 * there is an actual change. 963 * there is an actual change.
1006 */ 964 */
1007 if (clk != host->clk) 965 if (clk != host->clk) {
1008 {
1009 wbsd_write_index(host, WBSD_IDX_CLK, clk); 966 wbsd_write_index(host, WBSD_IDX_CLK, clk);
1010 host->clk = clk; 967 host->clk = clk;
1011 } 968 }
@@ -1013,8 +970,7 @@ static void wbsd_set_ios(struct mmc_host* mmc, struct mmc_ios* ios)
1013 /* 970 /*
1014 * Power up card. 971 * Power up card.
1015 */ 972 */
1016 if (ios->power_mode != MMC_POWER_OFF) 973 if (ios->power_mode != MMC_POWER_OFF) {
1017 {
1018 pwr = inb(host->base + WBSD_CSR); 974 pwr = inb(host->base + WBSD_CSR);
1019 pwr &= ~WBSD_POWER_N; 975 pwr &= ~WBSD_POWER_N;
1020 outb(pwr, host->base + WBSD_CSR); 976 outb(pwr, host->base + WBSD_CSR);
@@ -1026,23 +982,19 @@ static void wbsd_set_ios(struct mmc_host* mmc, struct mmc_ios* ios)
1026 * that needs to be disabled. 982 * that needs to be disabled.
1027 */ 983 */
1028 setup = wbsd_read_index(host, WBSD_IDX_SETUP); 984 setup = wbsd_read_index(host, WBSD_IDX_SETUP);
1029 if (ios->chip_select == MMC_CS_HIGH) 985 if (ios->chip_select == MMC_CS_HIGH) {
1030 {
1031 BUG_ON(ios->bus_width != MMC_BUS_WIDTH_1); 986 BUG_ON(ios->bus_width != MMC_BUS_WIDTH_1);
1032 setup |= WBSD_DAT3_H; 987 setup |= WBSD_DAT3_H;
1033 host->flags |= WBSD_FIGNORE_DETECT; 988 host->flags |= WBSD_FIGNORE_DETECT;
1034 } 989 } else {
1035 else 990 if (setup & WBSD_DAT3_H) {
1036 {
1037 if (setup & WBSD_DAT3_H)
1038 {
1039 setup &= ~WBSD_DAT3_H; 991 setup &= ~WBSD_DAT3_H;
1040 992
1041 /* 993 /*
1042 * We cannot resume card detection immediatly 994 * We cannot resume card detection immediatly
1043 * because of capacitance and delays in the chip. 995 * because of capacitance and delays in the chip.
1044 */ 996 */
1045 mod_timer(&host->ignore_timer, jiffies + HZ/100); 997 mod_timer(&host->ignore_timer, jiffies + HZ / 100);
1046 } 998 }
1047 } 999 }
1048 wbsd_write_index(host, WBSD_IDX_SETUP, setup); 1000 wbsd_write_index(host, WBSD_IDX_SETUP, setup);
@@ -1056,9 +1008,9 @@ static void wbsd_set_ios(struct mmc_host* mmc, struct mmc_ios* ios)
1056 spin_unlock_bh(&host->lock); 1008 spin_unlock_bh(&host->lock);
1057} 1009}
1058 1010
1059static int wbsd_get_ro(struct mmc_host* mmc) 1011static int wbsd_get_ro(struct mmc_host *mmc)
1060{ 1012{
1061 struct wbsd_host* host = mmc_priv(mmc); 1013 struct wbsd_host *host = mmc_priv(mmc);
1062 u8 csr; 1014 u8 csr;
1063 1015
1064 spin_lock_bh(&host->lock); 1016 spin_lock_bh(&host->lock);
@@ -1096,7 +1048,7 @@ static struct mmc_host_ops wbsd_ops = {
1096 1048
1097static void wbsd_reset_ignore(unsigned long data) 1049static void wbsd_reset_ignore(unsigned long data)
1098{ 1050{
1099 struct wbsd_host *host = (struct wbsd_host*)data; 1051 struct wbsd_host *host = (struct wbsd_host *)data;
1100 1052
1101 BUG_ON(host == NULL); 1053 BUG_ON(host == NULL);
1102 1054
@@ -1119,7 +1071,7 @@ static void wbsd_reset_ignore(unsigned long data)
1119 * Tasklets 1071 * Tasklets
1120 */ 1072 */
1121 1073
1122static inline struct mmc_data* wbsd_get_data(struct wbsd_host* host) 1074static inline struct mmc_data *wbsd_get_data(struct wbsd_host *host)
1123{ 1075{
1124 WARN_ON(!host->mrq); 1076 WARN_ON(!host->mrq);
1125 if (!host->mrq) 1077 if (!host->mrq)
@@ -1138,14 +1090,13 @@ static inline struct mmc_data* wbsd_get_data(struct wbsd_host* host)
1138 1090
1139static void wbsd_tasklet_card(unsigned long param) 1091static void wbsd_tasklet_card(unsigned long param)
1140{ 1092{
1141 struct wbsd_host* host = (struct wbsd_host*)param; 1093 struct wbsd_host *host = (struct wbsd_host *)param;
1142 u8 csr; 1094 u8 csr;
1143 int delay = -1; 1095 int delay = -1;
1144 1096
1145 spin_lock(&host->lock); 1097 spin_lock(&host->lock);
1146 1098
1147 if (host->flags & WBSD_FIGNORE_DETECT) 1099 if (host->flags & WBSD_FIGNORE_DETECT) {
1148 {
1149 spin_unlock(&host->lock); 1100 spin_unlock(&host->lock);
1150 return; 1101 return;
1151 } 1102 }
@@ -1153,23 +1104,18 @@ static void wbsd_tasklet_card(unsigned long param)
1153 csr = inb(host->base + WBSD_CSR); 1104 csr = inb(host->base + WBSD_CSR);
1154 WARN_ON(csr == 0xff); 1105 WARN_ON(csr == 0xff);
1155 1106
1156 if (csr & WBSD_CARDPRESENT) 1107 if (csr & WBSD_CARDPRESENT) {
1157 { 1108 if (!(host->flags & WBSD_FCARD_PRESENT)) {
1158 if (!(host->flags & WBSD_FCARD_PRESENT))
1159 {
1160 DBG("Card inserted\n"); 1109 DBG("Card inserted\n");
1161 host->flags |= WBSD_FCARD_PRESENT; 1110 host->flags |= WBSD_FCARD_PRESENT;
1162 1111
1163 delay = 500; 1112 delay = 500;
1164 } 1113 }
1165 } 1114 } else if (host->flags & WBSD_FCARD_PRESENT) {
1166 else if (host->flags & WBSD_FCARD_PRESENT)
1167 {
1168 DBG("Card removed\n"); 1115 DBG("Card removed\n");
1169 host->flags &= ~WBSD_FCARD_PRESENT; 1116 host->flags &= ~WBSD_FCARD_PRESENT;
1170 1117
1171 if (host->mrq) 1118 if (host->mrq) {
1172 {
1173 printk(KERN_ERR "%s: Card removed during transfer!\n", 1119 printk(KERN_ERR "%s: Card removed during transfer!\n",
1174 mmc_hostname(host->mmc)); 1120 mmc_hostname(host->mmc));
1175 wbsd_reset(host); 1121 wbsd_reset(host);
@@ -1193,8 +1139,8 @@ static void wbsd_tasklet_card(unsigned long param)
1193 1139
1194static void wbsd_tasklet_fifo(unsigned long param) 1140static void wbsd_tasklet_fifo(unsigned long param)
1195{ 1141{
1196 struct wbsd_host* host = (struct wbsd_host*)param; 1142 struct wbsd_host *host = (struct wbsd_host *)param;
1197 struct mmc_data* data; 1143 struct mmc_data *data;
1198 1144
1199 spin_lock(&host->lock); 1145 spin_lock(&host->lock);
1200 1146
@@ -1213,8 +1159,7 @@ static void wbsd_tasklet_fifo(unsigned long param)
1213 /* 1159 /*
1214 * Done? 1160 * Done?
1215 */ 1161 */
1216 if (host->size == data->bytes_xfered) 1162 if (host->size == data->bytes_xfered) {
1217 {
1218 wbsd_write_index(host, WBSD_IDX_FIFOEN, 0); 1163 wbsd_write_index(host, WBSD_IDX_FIFOEN, 0);
1219 tasklet_schedule(&host->finish_tasklet); 1164 tasklet_schedule(&host->finish_tasklet);
1220 } 1165 }
@@ -1225,8 +1170,8 @@ end:
1225 1170
1226static void wbsd_tasklet_crc(unsigned long param) 1171static void wbsd_tasklet_crc(unsigned long param)
1227{ 1172{
1228 struct wbsd_host* host = (struct wbsd_host*)param; 1173 struct wbsd_host *host = (struct wbsd_host *)param;
1229 struct mmc_data* data; 1174 struct mmc_data *data;
1230 1175
1231 spin_lock(&host->lock); 1176 spin_lock(&host->lock);
1232 1177
@@ -1249,8 +1194,8 @@ end:
1249 1194
1250static void wbsd_tasklet_timeout(unsigned long param) 1195static void wbsd_tasklet_timeout(unsigned long param)
1251{ 1196{
1252 struct wbsd_host* host = (struct wbsd_host*)param; 1197 struct wbsd_host *host = (struct wbsd_host *)param;
1253 struct mmc_data* data; 1198 struct mmc_data *data;
1254 1199
1255 spin_lock(&host->lock); 1200 spin_lock(&host->lock);
1256 1201
@@ -1273,8 +1218,8 @@ end:
1273 1218
1274static void wbsd_tasklet_finish(unsigned long param) 1219static void wbsd_tasklet_finish(unsigned long param)
1275{ 1220{
1276 struct wbsd_host* host = (struct wbsd_host*)param; 1221 struct wbsd_host *host = (struct wbsd_host *)param;
1277 struct mmc_data* data; 1222 struct mmc_data *data;
1278 1223
1279 spin_lock(&host->lock); 1224 spin_lock(&host->lock);
1280 1225
@@ -1294,14 +1239,13 @@ end:
1294 1239
1295static void wbsd_tasklet_block(unsigned long param) 1240static void wbsd_tasklet_block(unsigned long param)
1296{ 1241{
1297 struct wbsd_host* host = (struct wbsd_host*)param; 1242 struct wbsd_host *host = (struct wbsd_host *)param;
1298 struct mmc_data* data; 1243 struct mmc_data *data;
1299 1244
1300 spin_lock(&host->lock); 1245 spin_lock(&host->lock);
1301 1246
1302 if ((wbsd_read_index(host, WBSD_IDX_CRCSTATUS) & WBSD_CRC_MASK) != 1247 if ((wbsd_read_index(host, WBSD_IDX_CRCSTATUS) & WBSD_CRC_MASK) !=
1303 WBSD_CRC_OK) 1248 WBSD_CRC_OK) {
1304 {
1305 data = wbsd_get_data(host); 1249 data = wbsd_get_data(host);
1306 if (!data) 1250 if (!data)
1307 goto end; 1251 goto end;
@@ -1323,7 +1267,7 @@ end:
1323 1267
1324static irqreturn_t wbsd_irq(int irq, void *dev_id, struct pt_regs *regs) 1268static irqreturn_t wbsd_irq(int irq, void *dev_id, struct pt_regs *regs)
1325{ 1269{
1326 struct wbsd_host* host = dev_id; 1270 struct wbsd_host *host = dev_id;
1327 int isr; 1271 int isr;
1328 1272
1329 isr = inb(host->base + WBSD_ISR); 1273 isr = inb(host->base + WBSD_ISR);
@@ -1365,10 +1309,10 @@ static irqreturn_t wbsd_irq(int irq, void *dev_id, struct pt_regs *regs)
1365 * Allocate/free MMC structure. 1309 * Allocate/free MMC structure.
1366 */ 1310 */
1367 1311
1368static int __devinit wbsd_alloc_mmc(struct device* dev) 1312static int __devinit wbsd_alloc_mmc(struct device *dev)
1369{ 1313{
1370 struct mmc_host* mmc; 1314 struct mmc_host *mmc;
1371 struct wbsd_host* host; 1315 struct wbsd_host *host;
1372 1316
1373 /* 1317 /*
1374 * Allocate MMC structure. 1318 * Allocate MMC structure.
@@ -1388,7 +1332,7 @@ static int __devinit wbsd_alloc_mmc(struct device* dev)
1388 mmc->ops = &wbsd_ops; 1332 mmc->ops = &wbsd_ops;
1389 mmc->f_min = 375000; 1333 mmc->f_min = 375000;
1390 mmc->f_max = 24000000; 1334 mmc->f_max = 24000000;
1391 mmc->ocr_avail = MMC_VDD_32_33|MMC_VDD_33_34; 1335 mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;
1392 mmc->caps = MMC_CAP_4_BIT_DATA; 1336 mmc->caps = MMC_CAP_4_BIT_DATA;
1393 1337
1394 spin_lock_init(&host->lock); 1338 spin_lock_init(&host->lock);
@@ -1424,10 +1368,10 @@ static int __devinit wbsd_alloc_mmc(struct device* dev)
1424 return 0; 1368 return 0;
1425} 1369}
1426 1370
1427static void __devexit wbsd_free_mmc(struct device* dev) 1371static void __devexit wbsd_free_mmc(struct device *dev)
1428{ 1372{
1429 struct mmc_host* mmc; 1373 struct mmc_host *mmc;
1430 struct wbsd_host* host; 1374 struct wbsd_host *host;
1431 1375
1432 mmc = dev_get_drvdata(dev); 1376 mmc = dev_get_drvdata(dev);
1433 if (!mmc) 1377 if (!mmc)
@@ -1447,7 +1391,7 @@ static void __devexit wbsd_free_mmc(struct device* dev)
1447 * Scan for known chip id:s 1391 * Scan for known chip id:s
1448 */ 1392 */
1449 1393
1450static int __devinit wbsd_scan(struct wbsd_host* host) 1394static int __devinit wbsd_scan(struct wbsd_host *host)
1451{ 1395{
1452 int i, j, k; 1396 int i, j, k;
1453 int id; 1397 int id;
@@ -1477,16 +1421,14 @@ static int __devinit wbsd_scan(struct wbsd_host* host)
1477 wbsd_lock_config(host); 1421 wbsd_lock_config(host);
1478 1422
1479 for (k = 0; k < ARRAY_SIZE(valid_ids); k++) { 1423 for (k = 0; k < ARRAY_SIZE(valid_ids); k++) {
1480 if (id == valid_ids[k]) 1424 if (id == valid_ids[k]) {
1481 {
1482 host->chip_id = id; 1425 host->chip_id = id;
1483 1426
1484 return 0; 1427 return 0;
1485 } 1428 }
1486 } 1429 }
1487 1430
1488 if (id != 0xFFFF) 1431 if (id != 0xFFFF) {
1489 {
1490 DBG("Unknown hardware (id %x) found at %x\n", 1432 DBG("Unknown hardware (id %x) found at %x\n",
1491 id, config_ports[i]); 1433 id, config_ports[i]);
1492 } 1434 }
@@ -1505,7 +1447,7 @@ static int __devinit wbsd_scan(struct wbsd_host* host)
1505 * Allocate/free io port ranges 1447 * Allocate/free io port ranges
1506 */ 1448 */
1507 1449
1508static int __devinit wbsd_request_region(struct wbsd_host* host, int base) 1450static int __devinit wbsd_request_region(struct wbsd_host *host, int base)
1509{ 1451{
1510 if (io & 0x7) 1452 if (io & 0x7)
1511 return -EINVAL; 1453 return -EINVAL;
@@ -1518,7 +1460,7 @@ static int __devinit wbsd_request_region(struct wbsd_host* host, int base)
1518 return 0; 1460 return 0;
1519} 1461}
1520 1462
1521static void __devexit wbsd_release_regions(struct wbsd_host* host) 1463static void __devexit wbsd_release_regions(struct wbsd_host *host)
1522{ 1464{
1523 if (host->base) 1465 if (host->base)
1524 release_region(host->base, 8); 1466 release_region(host->base, 8);
@@ -1535,7 +1477,7 @@ static void __devexit wbsd_release_regions(struct wbsd_host* host)
1535 * Allocate/free DMA port and buffer 1477 * Allocate/free DMA port and buffer
1536 */ 1478 */
1537 1479
1538static void __devinit wbsd_request_dma(struct wbsd_host* host, int dma) 1480static void __devinit wbsd_request_dma(struct wbsd_host *host, int dma)
1539{ 1481{
1540 if (dma < 0) 1482 if (dma < 0)
1541 return; 1483 return;
@@ -1579,8 +1521,8 @@ kfree:
1579 */ 1521 */
1580 BUG_ON(1); 1522 BUG_ON(1);
1581 1523
1582 dma_unmap_single(host->mmc->dev, host->dma_addr, WBSD_DMA_SIZE, 1524 dma_unmap_single(host->mmc->dev, host->dma_addr,
1583 DMA_BIDIRECTIONAL); 1525 WBSD_DMA_SIZE, DMA_BIDIRECTIONAL);
1584 host->dma_addr = (dma_addr_t)NULL; 1526 host->dma_addr = (dma_addr_t)NULL;
1585 1527
1586 kfree(host->dma_buffer); 1528 kfree(host->dma_buffer);
@@ -1594,11 +1536,12 @@ err:
1594 "Falling back on FIFO.\n", dma); 1536 "Falling back on FIFO.\n", dma);
1595} 1537}
1596 1538
1597static void __devexit wbsd_release_dma(struct wbsd_host* host) 1539static void __devexit wbsd_release_dma(struct wbsd_host *host)
1598{ 1540{
1599 if (host->dma_addr) 1541 if (host->dma_addr) {
1600 dma_unmap_single(host->mmc->dev, host->dma_addr, WBSD_DMA_SIZE, 1542 dma_unmap_single(host->mmc->dev, host->dma_addr,
1601 DMA_BIDIRECTIONAL); 1543 WBSD_DMA_SIZE, DMA_BIDIRECTIONAL);
1544 }
1602 kfree(host->dma_buffer); 1545 kfree(host->dma_buffer);
1603 if (host->dma >= 0) 1546 if (host->dma >= 0)
1604 free_dma(host->dma); 1547 free_dma(host->dma);
@@ -1612,7 +1555,7 @@ static void __devexit wbsd_release_dma(struct wbsd_host* host)
1612 * Allocate/free IRQ. 1555 * Allocate/free IRQ.
1613 */ 1556 */
1614 1557
1615static int __devinit wbsd_request_irq(struct wbsd_host* host, int irq) 1558static int __devinit wbsd_request_irq(struct wbsd_host *host, int irq)
1616{ 1559{
1617 int ret; 1560 int ret;
1618 1561
@@ -1629,17 +1572,23 @@ static int __devinit wbsd_request_irq(struct wbsd_host* host, int irq)
1629 /* 1572 /*
1630 * Set up tasklets. 1573 * Set up tasklets.
1631 */ 1574 */
1632 tasklet_init(&host->card_tasklet, wbsd_tasklet_card, (unsigned long)host); 1575 tasklet_init(&host->card_tasklet, wbsd_tasklet_card,
1633 tasklet_init(&host->fifo_tasklet, wbsd_tasklet_fifo, (unsigned long)host); 1576 (unsigned long)host);
1634 tasklet_init(&host->crc_tasklet, wbsd_tasklet_crc, (unsigned long)host); 1577 tasklet_init(&host->fifo_tasklet, wbsd_tasklet_fifo,
1635 tasklet_init(&host->timeout_tasklet, wbsd_tasklet_timeout, (unsigned long)host); 1578 (unsigned long)host);
1636 tasklet_init(&host->finish_tasklet, wbsd_tasklet_finish, (unsigned long)host); 1579 tasklet_init(&host->crc_tasklet, wbsd_tasklet_crc,
1637 tasklet_init(&host->block_tasklet, wbsd_tasklet_block, (unsigned long)host); 1580 (unsigned long)host);
1581 tasklet_init(&host->timeout_tasklet, wbsd_tasklet_timeout,
1582 (unsigned long)host);
1583 tasklet_init(&host->finish_tasklet, wbsd_tasklet_finish,
1584 (unsigned long)host);
1585 tasklet_init(&host->block_tasklet, wbsd_tasklet_block,
1586 (unsigned long)host);
1638 1587
1639 return 0; 1588 return 0;
1640} 1589}
1641 1590
1642static void __devexit wbsd_release_irq(struct wbsd_host* host) 1591static void __devexit wbsd_release_irq(struct wbsd_host *host)
1643{ 1592{
1644 if (!host->irq) 1593 if (!host->irq)
1645 return; 1594 return;
@@ -1660,7 +1609,7 @@ static void __devexit wbsd_release_irq(struct wbsd_host* host)
1660 * Allocate all resources for the host. 1609 * Allocate all resources for the host.
1661 */ 1610 */
1662 1611
1663static int __devinit wbsd_request_resources(struct wbsd_host* host, 1612static int __devinit wbsd_request_resources(struct wbsd_host *host,
1664 int base, int irq, int dma) 1613 int base, int irq, int dma)
1665{ 1614{
1666 int ret; 1615 int ret;
@@ -1691,7 +1640,7 @@ static int __devinit wbsd_request_resources(struct wbsd_host* host,
1691 * Release all resources for the host. 1640 * Release all resources for the host.
1692 */ 1641 */
1693 1642
1694static void __devexit wbsd_release_resources(struct wbsd_host* host) 1643static void __devexit wbsd_release_resources(struct wbsd_host *host)
1695{ 1644{
1696 wbsd_release_dma(host); 1645 wbsd_release_dma(host);
1697 wbsd_release_irq(host); 1646 wbsd_release_irq(host);
@@ -1702,7 +1651,7 @@ static void __devexit wbsd_release_resources(struct wbsd_host* host)
1702 * Configure the resources the chip should use. 1651 * Configure the resources the chip should use.
1703 */ 1652 */
1704 1653
1705static void wbsd_chip_config(struct wbsd_host* host) 1654static void wbsd_chip_config(struct wbsd_host *host)
1706{ 1655{
1707 wbsd_unlock_config(host); 1656 wbsd_unlock_config(host);
1708 1657
@@ -1746,7 +1695,7 @@ static void wbsd_chip_config(struct wbsd_host* host)
1746 * Check that configured resources are correct. 1695 * Check that configured resources are correct.
1747 */ 1696 */
1748 1697
1749static int wbsd_chip_validate(struct wbsd_host* host) 1698static int wbsd_chip_validate(struct wbsd_host *host)
1750{ 1699{
1751 int base, irq, dma; 1700 int base, irq, dma;
1752 1701
@@ -1786,7 +1735,7 @@ static int wbsd_chip_validate(struct wbsd_host* host)
1786 * Powers down the SD function 1735 * Powers down the SD function
1787 */ 1736 */
1788 1737
1789static void wbsd_chip_poweroff(struct wbsd_host* host) 1738static void wbsd_chip_poweroff(struct wbsd_host *host)
1790{ 1739{
1791 wbsd_unlock_config(host); 1740 wbsd_unlock_config(host);
1792 1741
@@ -1802,11 +1751,11 @@ static void wbsd_chip_poweroff(struct wbsd_host* host)
1802 * * 1751 * *
1803\*****************************************************************************/ 1752\*****************************************************************************/
1804 1753
1805static int __devinit wbsd_init(struct device* dev, int base, int irq, int dma, 1754static int __devinit wbsd_init(struct device *dev, int base, int irq, int dma,
1806 int pnp) 1755 int pnp)
1807{ 1756{
1808 struct wbsd_host* host = NULL; 1757 struct wbsd_host *host = NULL;
1809 struct mmc_host* mmc = NULL; 1758 struct mmc_host *mmc = NULL;
1810 int ret; 1759 int ret;
1811 1760
1812 ret = wbsd_alloc_mmc(dev); 1761 ret = wbsd_alloc_mmc(dev);
@@ -1820,16 +1769,12 @@ static int __devinit wbsd_init(struct device* dev, int base, int irq, int dma,
1820 * Scan for hardware. 1769 * Scan for hardware.
1821 */ 1770 */
1822 ret = wbsd_scan(host); 1771 ret = wbsd_scan(host);
1823 if (ret) 1772 if (ret) {
1824 { 1773 if (pnp && (ret == -ENODEV)) {
1825 if (pnp && (ret == -ENODEV))
1826 {
1827 printk(KERN_WARNING DRIVER_NAME 1774 printk(KERN_WARNING DRIVER_NAME
1828 ": Unable to confirm device presence. You may " 1775 ": Unable to confirm device presence. You may "
1829 "experience lock-ups.\n"); 1776 "experience lock-ups.\n");
1830 } 1777 } else {
1831 else
1832 {
1833 wbsd_free_mmc(dev); 1778 wbsd_free_mmc(dev);
1834 return ret; 1779 return ret;
1835 } 1780 }
@@ -1839,8 +1784,7 @@ static int __devinit wbsd_init(struct device* dev, int base, int irq, int dma,
1839 * Request resources. 1784 * Request resources.
1840 */ 1785 */
1841 ret = wbsd_request_resources(host, io, irq, dma); 1786 ret = wbsd_request_resources(host, io, irq, dma);
1842 if (ret) 1787 if (ret) {
1843 {
1844 wbsd_release_resources(host); 1788 wbsd_release_resources(host);
1845 wbsd_free_mmc(dev); 1789 wbsd_free_mmc(dev);
1846 return ret; 1790 return ret;
@@ -1849,18 +1793,15 @@ static int __devinit wbsd_init(struct device* dev, int base, int irq, int dma,
1849 /* 1793 /*
1850 * See if chip needs to be configured. 1794 * See if chip needs to be configured.
1851 */ 1795 */
1852 if (pnp) 1796 if (pnp) {
1853 { 1797 if ((host->config != 0) && !wbsd_chip_validate(host)) {
1854 if ((host->config != 0) && !wbsd_chip_validate(host))
1855 {
1856 printk(KERN_WARNING DRIVER_NAME 1798 printk(KERN_WARNING DRIVER_NAME
1857 ": PnP active but chip not configured! " 1799 ": PnP active but chip not configured! "
1858 "You probably have a buggy BIOS. " 1800 "You probably have a buggy BIOS. "
1859 "Configuring chip manually.\n"); 1801 "Configuring chip manually.\n");
1860 wbsd_chip_config(host); 1802 wbsd_chip_config(host);
1861 } 1803 }
1862 } 1804 } else
1863 else
1864 wbsd_chip_config(host); 1805 wbsd_chip_config(host);
1865 1806
1866 /* 1807 /*
@@ -1868,8 +1809,7 @@ static int __devinit wbsd_init(struct device* dev, int base, int irq, int dma,
1868 * Not tested. 1809 * Not tested.
1869 */ 1810 */
1870#ifdef CONFIG_PM 1811#ifdef CONFIG_PM
1871 if (host->config) 1812 if (host->config) {
1872 {
1873 wbsd_unlock_config(host); 1813 wbsd_unlock_config(host);
1874 wbsd_write_config(host, WBSD_CONF_PME, 0xA0); 1814 wbsd_write_config(host, WBSD_CONF_PME, 0xA0);
1875 wbsd_lock_config(host); 1815 wbsd_lock_config(host);
@@ -1902,10 +1842,10 @@ static int __devinit wbsd_init(struct device* dev, int base, int irq, int dma,
1902 return 0; 1842 return 0;
1903} 1843}
1904 1844
1905static void __devexit wbsd_shutdown(struct device* dev, int pnp) 1845static void __devexit wbsd_shutdown(struct device *dev, int pnp)
1906{ 1846{
1907 struct mmc_host* mmc = dev_get_drvdata(dev); 1847 struct mmc_host *mmc = dev_get_drvdata(dev);
1908 struct wbsd_host* host; 1848 struct wbsd_host *host;
1909 1849
1910 if (!mmc) 1850 if (!mmc)
1911 return; 1851 return;
@@ -1929,12 +1869,12 @@ static void __devexit wbsd_shutdown(struct device* dev, int pnp)
1929 * Non-PnP 1869 * Non-PnP
1930 */ 1870 */
1931 1871
1932static int __devinit wbsd_probe(struct platform_device* dev) 1872static int __devinit wbsd_probe(struct platform_device *dev)
1933{ 1873{
1934 return wbsd_init(&dev->dev, io, irq, dma, 0); 1874 return wbsd_init(&dev->dev, io, irq, dma, 0);
1935} 1875}
1936 1876
1937static int __devexit wbsd_remove(struct platform_device* dev) 1877static int __devexit wbsd_remove(struct platform_device *dev)
1938{ 1878{
1939 wbsd_shutdown(&dev->dev, 0); 1879 wbsd_shutdown(&dev->dev, 0);
1940 1880
@@ -1948,7 +1888,7 @@ static int __devexit wbsd_remove(struct platform_device* dev)
1948#ifdef CONFIG_PNP 1888#ifdef CONFIG_PNP
1949 1889
1950static int __devinit 1890static int __devinit
1951wbsd_pnp_probe(struct pnp_dev * pnpdev, const struct pnp_device_id *dev_id) 1891wbsd_pnp_probe(struct pnp_dev *pnpdev, const struct pnp_device_id *dev_id)
1952{ 1892{
1953 int io, irq, dma; 1893 int io, irq, dma;
1954 1894
@@ -1967,7 +1907,7 @@ wbsd_pnp_probe(struct pnp_dev * pnpdev, const struct pnp_device_id *dev_id)
1967 return wbsd_init(&pnpdev->dev, io, irq, dma, 1); 1907 return wbsd_init(&pnpdev->dev, io, irq, dma, 1);
1968} 1908}
1969 1909
1970static void __devexit wbsd_pnp_remove(struct pnp_dev * dev) 1910static void __devexit wbsd_pnp_remove(struct pnp_dev *dev)
1971{ 1911{
1972 wbsd_shutdown(&dev->dev, 1); 1912 wbsd_shutdown(&dev->dev, 1);
1973} 1913}
@@ -1996,7 +1936,8 @@ static int wbsd_resume(struct wbsd_host *host)
1996 return mmc_resume_host(host->mmc); 1936 return mmc_resume_host(host->mmc);
1997} 1937}
1998 1938
1999static int wbsd_platform_suspend(struct platform_device *dev, pm_message_t state) 1939static int wbsd_platform_suspend(struct platform_device *dev,
1940 pm_message_t state)
2000{ 1941{
2001 struct mmc_host *mmc = platform_get_drvdata(dev); 1942 struct mmc_host *mmc = platform_get_drvdata(dev);
2002 struct wbsd_host *host; 1943 struct wbsd_host *host;
@@ -2072,10 +2013,8 @@ static int wbsd_pnp_resume(struct pnp_dev *pnp_dev)
2072 /* 2013 /*
2073 * See if chip needs to be configured. 2014 * See if chip needs to be configured.
2074 */ 2015 */
2075 if (host->config != 0) 2016 if (host->config != 0) {
2076 { 2017 if (!wbsd_chip_validate(host)) {
2077 if (!wbsd_chip_validate(host))
2078 {
2079 printk(KERN_WARNING DRIVER_NAME 2018 printk(KERN_WARNING DRIVER_NAME
2080 ": PnP active but chip not configured! " 2019 ": PnP active but chip not configured! "
2081 "You probably have a buggy BIOS. " 2020 "You probably have a buggy BIOS. "
@@ -2146,31 +2085,26 @@ static int __init wbsd_drv_init(void)
2146 2085
2147#ifdef CONFIG_PNP 2086#ifdef CONFIG_PNP
2148 2087
2149 if (!nopnp) 2088 if (!nopnp) {
2150 {
2151 result = pnp_register_driver(&wbsd_pnp_driver); 2089 result = pnp_register_driver(&wbsd_pnp_driver);
2152 if (result < 0) 2090 if (result < 0)
2153 return result; 2091 return result;
2154 } 2092 }
2155
2156#endif /* CONFIG_PNP */ 2093#endif /* CONFIG_PNP */
2157 2094
2158 if (nopnp) 2095 if (nopnp) {
2159 {
2160 result = platform_driver_register(&wbsd_driver); 2096 result = platform_driver_register(&wbsd_driver);
2161 if (result < 0) 2097 if (result < 0)
2162 return result; 2098 return result;
2163 2099
2164 wbsd_device = platform_device_alloc(DRIVER_NAME, -1); 2100 wbsd_device = platform_device_alloc(DRIVER_NAME, -1);
2165 if (!wbsd_device) 2101 if (!wbsd_device) {
2166 {
2167 platform_driver_unregister(&wbsd_driver); 2102 platform_driver_unregister(&wbsd_driver);
2168 return -ENOMEM; 2103 return -ENOMEM;
2169 } 2104 }
2170 2105
2171 result = platform_device_add(wbsd_device); 2106 result = platform_device_add(wbsd_device);
2172 if (result) 2107 if (result) {
2173 {
2174 platform_device_put(wbsd_device); 2108 platform_device_put(wbsd_device);
2175 platform_driver_unregister(&wbsd_driver); 2109 platform_driver_unregister(&wbsd_driver);
2176 return result; 2110 return result;
@@ -2189,8 +2123,7 @@ static void __exit wbsd_drv_exit(void)
2189 2123
2190#endif /* CONFIG_PNP */ 2124#endif /* CONFIG_PNP */
2191 2125
2192 if (nopnp) 2126 if (nopnp) {
2193 {
2194 platform_device_unregister(wbsd_device); 2127 platform_device_unregister(wbsd_device);
2195 2128
2196 platform_driver_unregister(&wbsd_driver); 2129 platform_driver_unregister(&wbsd_driver);