1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * BCMSDH interface glue
4 * implement bcmsdh API for SDIOH driver
5 *
6 * Copyright (C) 1999-2017, Broadcom Corporation
7 *
8 * Unless you and Broadcom execute a separate written software license
9 * agreement governing use of this software, this software is licensed to you
10 * under the terms of the GNU General Public License version 2 (the "GPL"),
11 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
12 * following added to such license:
13 *
14 * As a special exception, the copyright holders of this software give you
15 * permission to link this software with independent modules, and to copy and
16 * distribute the resulting executable under terms of your choice, provided that
17 * you also meet, for each linked independent module, the terms and conditions of
18 * the license of that module. An independent module is a module which is not
19 * derived from this software. The special exception does not apply to any
20 * modifications of the software.
21 *
22 * Notwithstanding the above, under no circumstances may you combine this
23 * software in any way with any other Broadcom software provided under a license
24 * other than the GPL, without Broadcom's express prior written consent.
25 *
26 *
27 * <<Broadcom-WL-IPTag/Open:>>
28 *
29 * $Id: bcmsdh.c 671319 2016-11-21 14:27:29Z $
30 */
31
32 /**
33 * @file bcmsdh.c
34 */
35
36 /* ****************** BCMSDH Interface Functions *************************** */
37
38 #include <typedefs.h>
39 #include <bcmdevs.h>
40 #include <bcmendian.h>
41 #include <bcmutils.h>
42 #include <hndsoc.h>
43 #include <siutils.h>
44 #include <osl.h>
45
46 #include <bcmsdh.h> /* BRCM API for SDIO clients (such as wl, dhd) */
47 #include <bcmsdbus.h> /* common SDIO/controller interface */
48 #include <sbsdio.h> /* SDIO device core hardware definitions. */
49 #include <sdio.h> /* SDIO Device and Protocol Specs */
50
51 #if defined(BT_OVER_SDIO)
52 #include <dhd_bt_interface.h>
53 #endif /* defined (BT_OVER_SDIO) */
54
55 #define SDIOH_API_ACCESS_RETRY_LIMIT 2
56 const uint bcmsdh_msglevel = BCMSDH_ERROR_VAL;
57
58 /* local copy of bcm sd handler */
59 bcmsdh_info_t * l_bcmsdh = NULL;
60
61 #if defined(BT_OVER_SDIO)
62 struct sdio_func *func_f3 = NULL;
63 static f3intr_handler processf3intr = NULL;
64 static dhd_hang_notification process_dhd_hang_notification = NULL;
65 static dhd_hang_state_t g_dhd_hang_state = NO_HANG_STATE;
66 #endif /* defined (BT_OVER_SDIO) */
67
68
69 #if defined(OOB_INTR_ONLY) && defined(HW_OOB) || defined(FORCE_WOWLAN)
70 extern int
71 sdioh_enable_hw_oob_intr(void *sdioh, bool enable);
72
73 void
bcmsdh_enable_hw_oob_intr(bcmsdh_info_t * sdh,bool enable)74 bcmsdh_enable_hw_oob_intr(bcmsdh_info_t *sdh, bool enable)
75 {
76 sdioh_enable_hw_oob_intr(sdh->sdioh, enable);
77 }
78 #endif
79
80 #if defined(BT_OVER_SDIO)
bcmsdh_btsdio_process_hang_state(dhd_hang_state_t new_state)81 void bcmsdh_btsdio_process_hang_state(dhd_hang_state_t new_state)
82 {
83 bool state_change = false;
84
85 BCMSDH_ERROR(("%s: DHD hang state changed - [%d] -> [%d]\n",
86 __FUNCTION__, g_dhd_hang_state, new_state));
87
88 if (g_dhd_hang_state == new_state)
89 return;
90
91 switch (g_dhd_hang_state) {
92 case NO_HANG_STATE:
93 if (HANG_START_STATE == new_state)
94 state_change = true;
95 break;
96
97 case HANG_START_STATE:
98 if (HANG_RECOVERY_STATE == new_state ||
99 NO_HANG_STATE == new_state)
100 state_change = true;
101 break;
102
103 case HANG_RECOVERY_STATE:
104 if (NO_HANG_STATE == new_state)
105 state_change = true;
106 break;
107
108 default:
109 BCMSDH_ERROR(("%s: Unhandled Hang state\n", __FUNCTION__));
110 break;
111 }
112
113 if (!state_change) {
114 BCMSDH_ERROR(("%s: Hang state cannot be changed\n", __FUNCTION__));
115 return;
116 }
117
118 g_dhd_hang_state = new_state;
119 }
120
bcmsdh_btsdio_process_f3_intr(void)121 void bcmsdh_btsdio_process_f3_intr(void)
122 {
123 if (processf3intr && (g_dhd_hang_state == NO_HANG_STATE))
124 processf3intr(func_f3);
125 }
126
bcmsdh_btsdio_process_dhd_hang_notification(bool wifi_recovery_completed)127 void bcmsdh_btsdio_process_dhd_hang_notification(bool wifi_recovery_completed)
128 {
129 bcmsdh_btsdio_process_hang_state(HANG_START_STATE);
130
131 if (process_dhd_hang_notification)
132 process_dhd_hang_notification(func_f3, wifi_recovery_completed);
133
134 /* WiFi was off, so HANG_RECOVERY_STATE is not needed */
135 if (wifi_recovery_completed)
136 bcmsdh_btsdio_process_hang_state(NO_HANG_STATE);
137 else {
138 bcmsdh_btsdio_process_hang_state(HANG_RECOVERY_STATE);
139 }
140 }
141
bcmsdh_btsdio_interface_init(struct sdio_func * func,f3intr_handler f3intr_fun,dhd_hang_notification hang_notification)142 void bcmsdh_btsdio_interface_init(struct sdio_func *func,
143 f3intr_handler f3intr_fun, dhd_hang_notification hang_notification)
144 {
145 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)l_bcmsdh;
146 BCMSDH_INFO(("%s: func %p \n", __FUNCTION__, func));
147 func_f3 = func;
148 processf3intr = f3intr_fun;
149 sdioh_sdmmc_card_enable_func_f3(bcmsdh->sdioh, func);
150 process_dhd_hang_notification = hang_notification;
151
152 } EXPORT_SYMBOL(bcmsdh_btsdio_interface_init);
153 #endif /* defined (BT_OVER_SDIO) */
154
155 /* Attach BCMSDH layer to SDIO Host Controller Driver
156 *
157 * @param osh OSL Handle.
158 * @param cfghdl Configuration Handle.
159 * @param regsva Virtual address of controller registers.
160 * @param irq Interrupt number of SDIO controller.
161 *
162 * @return bcmsdh_info_t Handle to BCMSDH context.
163 */
164 bcmsdh_info_t *
bcmsdh_attach(osl_t * osh,void * sdioh,ulong * regsva)165 bcmsdh_attach(osl_t *osh, void *sdioh, ulong *regsva)
166 {
167 bcmsdh_info_t *bcmsdh;
168
169 if ((bcmsdh = (bcmsdh_info_t *)MALLOC(osh, sizeof(bcmsdh_info_t))) == NULL) {
170 BCMSDH_ERROR(("bcmsdh_attach: out of memory, malloced %d bytes\n", MALLOCED(osh)));
171 return NULL;
172 }
173 bzero((char *)bcmsdh, sizeof(bcmsdh_info_t));
174 bcmsdh->sdioh = sdioh;
175 bcmsdh->osh = osh;
176 bcmsdh->init_success = TRUE;
177 *regsva = SI_ENUM_BASE;
178
179 bcmsdh_force_sbwad_calc(bcmsdh, FALSE);
180
181 /* Report the BAR, to fix if needed */
182 bcmsdh->sbwad = SI_ENUM_BASE;
183
184 /* save the handler locally */
185 l_bcmsdh = bcmsdh;
186
187 return bcmsdh;
188 }
189
190 int
bcmsdh_detach(osl_t * osh,void * sdh)191 bcmsdh_detach(osl_t *osh, void *sdh)
192 {
193 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
194
195 if (bcmsdh != NULL) {
196 MFREE(osh, bcmsdh, sizeof(bcmsdh_info_t));
197 }
198
199 l_bcmsdh = NULL;
200
201 return 0;
202 }
203
204 int
bcmsdh_iovar_op(void * sdh,const char * name,void * params,int plen,void * arg,int len,bool set)205 bcmsdh_iovar_op(void *sdh, const char *name,
206 void *params, int plen, void *arg, int len, bool set)
207 {
208 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
209 return sdioh_iovar_op(bcmsdh->sdioh, name, params, plen, arg, len, set);
210 }
211
212 bool
bcmsdh_intr_query(void * sdh)213 bcmsdh_intr_query(void *sdh)
214 {
215 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
216 SDIOH_API_RC status;
217 bool on;
218
219 ASSERT(bcmsdh);
220 status = sdioh_interrupt_query(bcmsdh->sdioh, &on);
221 if (SDIOH_API_SUCCESS(status))
222 return FALSE;
223 else
224 return on;
225 }
226
227 int
bcmsdh_intr_enable(void * sdh)228 bcmsdh_intr_enable(void *sdh)
229 {
230 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
231 SDIOH_API_RC status;
232 ASSERT(bcmsdh);
233
234 status = sdioh_interrupt_set(bcmsdh->sdioh, TRUE);
235 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
236 }
237
238 int
bcmsdh_intr_disable(void * sdh)239 bcmsdh_intr_disable(void *sdh)
240 {
241 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
242 SDIOH_API_RC status;
243 ASSERT(bcmsdh);
244
245 status = sdioh_interrupt_set(bcmsdh->sdioh, FALSE);
246 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
247 }
248
249 int
bcmsdh_intr_reg(void * sdh,bcmsdh_cb_fn_t fn,void * argh)250 bcmsdh_intr_reg(void *sdh, bcmsdh_cb_fn_t fn, void *argh)
251 {
252 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
253 SDIOH_API_RC status;
254
255 if (!bcmsdh)
256 bcmsdh = l_bcmsdh;
257
258 ASSERT(bcmsdh);
259
260 status = sdioh_interrupt_register(bcmsdh->sdioh, fn, argh);
261 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
262 }
263
264 int
bcmsdh_intr_dereg(void * sdh)265 bcmsdh_intr_dereg(void *sdh)
266 {
267 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
268 SDIOH_API_RC status;
269
270 if (!bcmsdh)
271 bcmsdh = l_bcmsdh;
272
273 ASSERT(bcmsdh);
274
275 status = sdioh_interrupt_deregister(bcmsdh->sdioh);
276 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
277 }
278
279 #if defined(DHD_DEBUG)
280 bool
bcmsdh_intr_pending(void * sdh)281 bcmsdh_intr_pending(void *sdh)
282 {
283 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
284
285 ASSERT(sdh);
286 return sdioh_interrupt_pending(bcmsdh->sdioh);
287 }
288 #endif
289
290
291 int
bcmsdh_devremove_reg(void * sdh,bcmsdh_cb_fn_t fn,void * argh)292 bcmsdh_devremove_reg(void *sdh, bcmsdh_cb_fn_t fn, void *argh)
293 {
294 ASSERT(sdh);
295
296 /* don't support yet */
297 return BCME_UNSUPPORTED;
298 }
299
300 /**
301 * Read from SDIO Configuration Space
302 * @param sdh SDIO Host context.
303 * @param func_num Function number to read from.
304 * @param addr Address to read from.
305 * @param err Error return.
306 * @return value read from SDIO configuration space.
307 */
308 uint8
bcmsdh_cfg_read(void * sdh,uint fnc_num,uint32 addr,int * err)309 bcmsdh_cfg_read(void *sdh, uint fnc_num, uint32 addr, int *err)
310 {
311 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
312 SDIOH_API_RC status;
313 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
314 int32 retry = 0;
315 #endif
316 uint8 data = 0;
317
318 if (!bcmsdh)
319 bcmsdh = l_bcmsdh;
320
321 ASSERT(bcmsdh->init_success);
322
323 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
324 do {
325 if (retry) /* wait for 1 ms till bus get settled down */
326 OSL_DELAY(1000);
327 #endif
328 status = sdioh_cfg_read(bcmsdh->sdioh, fnc_num, addr, (uint8 *)&data);
329 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
330 } while (!SDIOH_API_SUCCESS(status) && (retry++ < SDIOH_API_ACCESS_RETRY_LIMIT));
331 #endif
332 if (err)
333 *err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
334
335 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint8data = 0x%x\n", __FUNCTION__,
336 fnc_num, addr, data));
337
338 return data;
339 } EXPORT_SYMBOL(bcmsdh_cfg_read);
340
341 void
bcmsdh_cfg_write(void * sdh,uint fnc_num,uint32 addr,uint8 data,int * err)342 bcmsdh_cfg_write(void *sdh, uint fnc_num, uint32 addr, uint8 data, int *err)
343 {
344 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
345 SDIOH_API_RC status;
346 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
347 int32 retry = 0;
348 #endif
349
350 if (!bcmsdh)
351 bcmsdh = l_bcmsdh;
352
353 ASSERT(bcmsdh->init_success);
354
355 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
356 do {
357 if (retry) /* wait for 1 ms till bus get settled down */
358 OSL_DELAY(1000);
359 #endif
360 status = sdioh_cfg_write(bcmsdh->sdioh, fnc_num, addr, (uint8 *)&data);
361 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
362 } while (!SDIOH_API_SUCCESS(status) && (retry++ < SDIOH_API_ACCESS_RETRY_LIMIT));
363 #endif
364 if (err)
365 *err = SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR;
366
367 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint8data = 0x%x\n", __FUNCTION__,
368 fnc_num, addr, data));
369 } EXPORT_SYMBOL(bcmsdh_cfg_write);
370
371 uint32
bcmsdh_cfg_read_word(void * sdh,uint fnc_num,uint32 addr,int * err)372 bcmsdh_cfg_read_word(void *sdh, uint fnc_num, uint32 addr, int *err)
373 {
374 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
375 SDIOH_API_RC status;
376 uint32 data = 0;
377
378 if (!bcmsdh)
379 bcmsdh = l_bcmsdh;
380
381 ASSERT(bcmsdh->init_success);
382
383 status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_READ, fnc_num,
384 addr, &data, 4);
385
386 if (err)
387 *err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
388
389 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint32data = 0x%x\n", __FUNCTION__,
390 fnc_num, addr, data));
391
392 return data;
393 }
394
395 void
bcmsdh_cfg_write_word(void * sdh,uint fnc_num,uint32 addr,uint32 data,int * err)396 bcmsdh_cfg_write_word(void *sdh, uint fnc_num, uint32 addr, uint32 data, int *err)
397 {
398 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
399 SDIOH_API_RC status;
400
401 if (!bcmsdh)
402 bcmsdh = l_bcmsdh;
403
404 ASSERT(bcmsdh->init_success);
405
406 status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_WRITE, fnc_num,
407 addr, &data, 4);
408
409 if (err)
410 *err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
411
412 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint32data = 0x%x\n", __FUNCTION__, fnc_num,
413 addr, data));
414 }
415
416
417 int
bcmsdh_cis_read(void * sdh,uint func,uint8 * cis,uint length)418 bcmsdh_cis_read(void *sdh, uint func, uint8 *cis, uint length)
419 {
420 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
421 SDIOH_API_RC status;
422
423 uint8 *tmp_buf, *tmp_ptr;
424 uint8 *ptr;
425 bool ascii = func & ~0xf;
426 func &= 0x7;
427
428 if (!bcmsdh)
429 bcmsdh = l_bcmsdh;
430
431 ASSERT(bcmsdh->init_success);
432 ASSERT(cis);
433 ASSERT(length <= SBSDIO_CIS_SIZE_LIMIT);
434
435 status = sdioh_cis_read(bcmsdh->sdioh, func, cis, length);
436
437 if (ascii) {
438 /* Move binary bits to tmp and format them into the provided buffer. */
439 if ((tmp_buf = (uint8 *)MALLOC(bcmsdh->osh, length)) == NULL) {
440 BCMSDH_ERROR(("%s: out of memory\n", __FUNCTION__));
441 return BCME_NOMEM;
442 }
443 bcopy(cis, tmp_buf, length);
444 for (tmp_ptr = tmp_buf, ptr = cis; ptr < (cis + length - 4); tmp_ptr++) {
445 ptr += snprintf((char*)ptr, (cis + length - ptr - 4),
446 "%.2x ", *tmp_ptr & 0xff);
447 if ((((tmp_ptr - tmp_buf) + 1) & 0xf) == 0)
448 ptr += snprintf((char *)ptr, (cis + length - ptr -4), "\n");
449 }
450 MFREE(bcmsdh->osh, tmp_buf, length);
451 }
452
453 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
454 }
455
456 int
bcmsdh_cisaddr_read(void * sdh,uint func,uint8 * cisd,uint32 offset)457 bcmsdh_cisaddr_read(void *sdh, uint func, uint8 *cisd, uint32 offset)
458 {
459 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
460 SDIOH_API_RC status;
461
462 func &= 0x7;
463
464 if (!bcmsdh)
465 bcmsdh = l_bcmsdh;
466
467 ASSERT(bcmsdh->init_success);
468 ASSERT(cisd);
469
470 status = sdioh_cisaddr_read(bcmsdh->sdioh, func, cisd, offset);
471
472 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
473 }
474
475
476 int
bcmsdhsdio_set_sbaddr_window(void * sdh,uint32 address,bool force_set)477 bcmsdhsdio_set_sbaddr_window(void *sdh, uint32 address, bool force_set)
478 {
479 int err = 0;
480 uint bar0 = address & ~SBSDIO_SB_OFT_ADDR_MASK;
481 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
482
483 if (bar0 != bcmsdh->sbwad || force_set) {
484 bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRLOW,
485 (address >> 8) & SBSDIO_SBADDRLOW_MASK, &err);
486 if (!err)
487 bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRMID,
488 (address >> 16) & SBSDIO_SBADDRMID_MASK, &err);
489 if (!err)
490 bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRHIGH,
491 (address >> 24) & SBSDIO_SBADDRHIGH_MASK, &err);
492
493 if (!err)
494 bcmsdh->sbwad = bar0;
495 else
496 /* invalidate cached window var */
497 bcmsdh->sbwad = 0;
498
499 }
500
501 return err;
502 }
503
504 uint32
bcmsdh_reg_read(void * sdh,uintptr addr,uint size)505 bcmsdh_reg_read(void *sdh, uintptr addr, uint size)
506 {
507 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
508 SDIOH_API_RC status;
509 uint32 word = 0;
510
511 BCMSDH_INFO(("%s:fun = 1, addr = 0x%x\n", __FUNCTION__, (unsigned int)addr));
512
513 if (!bcmsdh)
514 bcmsdh = l_bcmsdh;
515
516 ASSERT(bcmsdh->init_success);
517
518 if (bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, FALSE)) {
519 bcmsdh->regfail = TRUE; // terence 20130621: prevent dhd_dpc in dead lock
520 return 0xFFFFFFFF;
521 }
522
523 addr &= SBSDIO_SB_OFT_ADDR_MASK;
524 if (size == 4)
525 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
526
527 status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL,
528 SDIOH_READ, SDIO_FUNC_1, addr, &word, size);
529
530 bcmsdh->regfail = !(SDIOH_API_SUCCESS(status));
531
532 BCMSDH_INFO(("uint32data = 0x%x\n", word));
533
534 /* if ok, return appropriately masked word */
535 if (SDIOH_API_SUCCESS(status)) {
536 switch (size) {
537 case sizeof(uint8):
538 return (word & 0xff);
539 case sizeof(uint16):
540 return (word & 0xffff);
541 case sizeof(uint32):
542 return word;
543 default:
544 bcmsdh->regfail = TRUE;
545
546 }
547 }
548
549 /* otherwise, bad sdio access or invalid size */
550 BCMSDH_ERROR(("%s: error reading addr 0x%x size %d\n",
551 __FUNCTION__, (unsigned int)addr, size));
552 return 0xFFFFFFFF;
553 }
554
555 uint32
bcmsdh_reg_write(void * sdh,uintptr addr,uint size,uint32 data)556 bcmsdh_reg_write(void *sdh, uintptr addr, uint size, uint32 data)
557 {
558 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
559 SDIOH_API_RC status;
560 int err = 0;
561
562 BCMSDH_INFO(("%s:fun = 1, addr = 0x%x, uint%ddata = 0x%x\n",
563 __FUNCTION__, (unsigned int)addr, size*8, data));
564
565 if (!bcmsdh)
566 bcmsdh = l_bcmsdh;
567
568 ASSERT(bcmsdh->init_success);
569
570 if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, bcmsdh->force_sbwad_calc))) {
571 bcmsdh->regfail = TRUE; // terence 20130621:
572 return err;
573 }
574
575 addr &= SBSDIO_SB_OFT_ADDR_MASK;
576 if (size == 4)
577 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
578 status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_WRITE, SDIO_FUNC_1,
579 addr, &data, size);
580 bcmsdh->regfail = !(SDIOH_API_SUCCESS(status));
581
582 if (SDIOH_API_SUCCESS(status))
583 return 0;
584
585 BCMSDH_ERROR(("%s: error writing 0x%08x to addr 0x%04x size %d\n",
586 __FUNCTION__, data, (unsigned int)addr, size));
587 return 0xFFFFFFFF;
588 }
589
590 bool
bcmsdh_regfail(void * sdh)591 bcmsdh_regfail(void *sdh)
592 {
593 return ((bcmsdh_info_t *)sdh)->regfail;
594 }
595
596 int
bcmsdh_recv_buf(void * sdh,uint32 addr,uint fn,uint flags,uint8 * buf,uint nbytes,void * pkt,bcmsdh_cmplt_fn_t complete_fn,void * handle)597 bcmsdh_recv_buf(void *sdh, uint32 addr, uint fn, uint flags,
598 uint8 *buf, uint nbytes, void *pkt,
599 bcmsdh_cmplt_fn_t complete_fn, void *handle)
600 {
601 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
602 SDIOH_API_RC status;
603 uint incr_fix;
604 uint width;
605 int err = 0;
606
607 ASSERT(bcmsdh);
608 ASSERT(bcmsdh->init_success);
609
610 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, size = %d\n",
611 __FUNCTION__, fn, addr, nbytes));
612
613 /* Async not implemented yet */
614 ASSERT(!(flags & SDIO_REQ_ASYNC));
615 if (flags & SDIO_REQ_ASYNC)
616 return BCME_UNSUPPORTED;
617
618 if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, FALSE)))
619 return err;
620
621 addr &= SBSDIO_SB_OFT_ADDR_MASK;
622
623 incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC;
624 width = (flags & SDIO_REQ_4BYTE) ? 4 : 2;
625 if (width == 4)
626 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
627
628 status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, incr_fix,
629 SDIOH_READ, fn, addr, width, nbytes, buf, pkt);
630
631 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
632 }
633
634 int
bcmsdh_send_buf(void * sdh,uint32 addr,uint fn,uint flags,uint8 * buf,uint nbytes,void * pkt,bcmsdh_cmplt_fn_t complete_fn,void * handle)635 bcmsdh_send_buf(void *sdh, uint32 addr, uint fn, uint flags,
636 uint8 *buf, uint nbytes, void *pkt,
637 bcmsdh_cmplt_fn_t complete_fn, void *handle)
638 {
639 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
640 SDIOH_API_RC status;
641 uint incr_fix;
642 uint width;
643 int err = 0;
644
645 ASSERT(bcmsdh);
646 ASSERT(bcmsdh->init_success);
647
648 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, size = %d\n",
649 __FUNCTION__, fn, addr, nbytes));
650
651 /* Async not implemented yet */
652 ASSERT(!(flags & SDIO_REQ_ASYNC));
653 if (flags & SDIO_REQ_ASYNC)
654 return BCME_UNSUPPORTED;
655
656 if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, FALSE)))
657 return err;
658
659 addr &= SBSDIO_SB_OFT_ADDR_MASK;
660
661 incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC;
662 width = (flags & SDIO_REQ_4BYTE) ? 4 : 2;
663 if (width == 4)
664 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
665
666 status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, incr_fix,
667 SDIOH_WRITE, fn, addr, width, nbytes, buf, pkt);
668
669 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
670 }
671
672 int
bcmsdh_rwdata(void * sdh,uint rw,uint32 addr,uint8 * buf,uint nbytes)673 bcmsdh_rwdata(void *sdh, uint rw, uint32 addr, uint8 *buf, uint nbytes)
674 {
675 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
676 SDIOH_API_RC status;
677
678 ASSERT(bcmsdh);
679 ASSERT(bcmsdh->init_success);
680 ASSERT((addr & SBSDIO_SBWINDOW_MASK) == 0);
681
682 addr &= SBSDIO_SB_OFT_ADDR_MASK;
683 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
684
685 status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, SDIOH_DATA_INC,
686 (rw ? SDIOH_WRITE : SDIOH_READ), SDIO_FUNC_1,
687 addr, 4, nbytes, buf, NULL);
688
689 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
690 }
691
692 int
bcmsdh_abort(void * sdh,uint fn)693 bcmsdh_abort(void *sdh, uint fn)
694 {
695 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
696
697 return sdioh_abort(bcmsdh->sdioh, fn);
698 }
699
700 int
bcmsdh_start(void * sdh,int stage)701 bcmsdh_start(void *sdh, int stage)
702 {
703 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
704
705 return sdioh_start(bcmsdh->sdioh, stage);
706 }
707
708 int
bcmsdh_stop(void * sdh)709 bcmsdh_stop(void *sdh)
710 {
711 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
712
713 return sdioh_stop(bcmsdh->sdioh);
714 }
715
716 int
bcmsdh_waitlockfree(void * sdh)717 bcmsdh_waitlockfree(void *sdh)
718 {
719 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
720
721 return sdioh_waitlockfree(bcmsdh->sdioh);
722 }
723
724 int
bcmsdh_query_device(void * sdh)725 bcmsdh_query_device(void *sdh)
726 {
727 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
728 bcmsdh->vendevid = (VENDOR_BROADCOM << 16) | 0;
729 return (bcmsdh->vendevid);
730 }
731
732 uint
bcmsdh_query_iofnum(void * sdh)733 bcmsdh_query_iofnum(void *sdh)
734 {
735 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
736
737 if (!bcmsdh)
738 bcmsdh = l_bcmsdh;
739
740 return (sdioh_query_iofnum(bcmsdh->sdioh));
741 }
742
743 int
bcmsdh_reset(bcmsdh_info_t * sdh)744 bcmsdh_reset(bcmsdh_info_t *sdh)
745 {
746 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
747
748 return sdioh_sdio_reset(bcmsdh->sdioh);
749 }
750
bcmsdh_get_sdioh(bcmsdh_info_t * sdh)751 void *bcmsdh_get_sdioh(bcmsdh_info_t *sdh)
752 {
753 ASSERT(sdh);
754 return sdh->sdioh;
755 }
756
757 /* Function to pass device-status bits to DHD. */
758 uint32
bcmsdh_get_dstatus(void * sdh)759 bcmsdh_get_dstatus(void *sdh)
760 {
761 return 0;
762 }
763 uint32
bcmsdh_cur_sbwad(void * sdh)764 bcmsdh_cur_sbwad(void *sdh)
765 {
766 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
767
768 if (!bcmsdh)
769 bcmsdh = l_bcmsdh;
770
771 return (bcmsdh->sbwad);
772 }
773
774 /* example usage: if force is TRUE, forces the bcmsdhsdio_set_sbaddr_window to
775 * calculate sbwad always instead of caching.
776 */
777 void
bcmsdh_force_sbwad_calc(void * sdh,bool force)778 bcmsdh_force_sbwad_calc(void *sdh, bool force)
779 {
780 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
781
782 if (!bcmsdh)
783 bcmsdh = l_bcmsdh;
784 bcmsdh->force_sbwad_calc = force;
785 }
786
787 void
bcmsdh_chipinfo(void * sdh,uint32 chip,uint32 chiprev)788 bcmsdh_chipinfo(void *sdh, uint32 chip, uint32 chiprev)
789 {
790 return;
791 }
792
793
794 int
bcmsdh_sleep(void * sdh,bool enab)795 bcmsdh_sleep(void *sdh, bool enab)
796 {
797 #ifdef SDIOH_SLEEP_ENABLED
798 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
799 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
800
801 return sdioh_sleep(sd, enab);
802 #else
803 return BCME_UNSUPPORTED;
804 #endif
805 }
806
807 int
bcmsdh_gpio_init(void * sdh)808 bcmsdh_gpio_init(void *sdh)
809 {
810 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
811 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
812
813 return sdioh_gpio_init(sd);
814 }
815
816 bool
bcmsdh_gpioin(void * sdh,uint32 gpio)817 bcmsdh_gpioin(void *sdh, uint32 gpio)
818 {
819 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
820 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
821
822 return sdioh_gpioin(sd, gpio);
823 }
824
825 int
bcmsdh_gpioouten(void * sdh,uint32 gpio)826 bcmsdh_gpioouten(void *sdh, uint32 gpio)
827 {
828 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
829 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
830
831 return sdioh_gpioouten(sd, gpio);
832 }
833
834 int
bcmsdh_gpioout(void * sdh,uint32 gpio,bool enab)835 bcmsdh_gpioout(void *sdh, uint32 gpio, bool enab)
836 {
837 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
838 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
839
840 return sdioh_gpioout(sd, gpio, enab);
841 }
842
843 uint
bcmsdh_set_mode(void * sdh,uint mode)844 bcmsdh_set_mode(void *sdh, uint mode)
845 {
846 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
847 return (sdioh_set_mode(bcmsdh->sdioh, mode));
848 }
849
850 #ifdef PKT_STATICS
851 uint32
bcmsdh_get_spend_time(void * sdh)852 bcmsdh_get_spend_time(void *sdh)
853 {
854 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
855 return (sdioh_get_spend_time(bcmsdh->sdioh));
856 }
857 #endif
858
859 #ifdef DHD_LOAD_CHIPALIVE
860 bool
bcmsdh_get_sdmmc_sleep(void * sdh)861 bcmsdh_get_sdmmc_sleep(void *sdh)
862 {
863 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
864 return (sdioh_get_sdmmc_sleep(bcmsdh->sdioh));
865 }
866
867 void
bcmsdh_set_sdmmc_sleep(void * sdh,bool sleep)868 bcmsdh_set_sdmmc_sleep(void *sdh, bool sleep)
869 {
870 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
871 return (sdioh_set_sdmmc_sleep(bcmsdh->sdioh, sleep));
872 }
873 #endif
874