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1 /*
2  *  BCMSDH interface glue
3  *  implement bcmsdh API for SDIOH driver
4  *
5  * Copyright (C) 1999-2009, Broadcom Corporation
6  *
7  *      Unless you and Broadcom execute a separate written software license
8  * agreement governing use of this software, this software is licensed to you
9  * under the terms of the GNU General Public License version 2 (the "GPL"),
10  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
11  * following added to such license:
12  *
13  *      As a special exception, the copyright holders of this software give you
14  * permission to link this software with independent modules, and to copy and
15  * distribute the resulting executable under terms of your choice, provided that
16  * you also meet, for each linked independent module, the terms and conditions of
17  * the license of that module.  An independent module is a module which is not
18  * derived from this software.  The special exception does not apply to any
19  * modifications of the software.
20  *
21  *      Notwithstanding the above, under no circumstances may you combine this
22  * software in any way with any other Broadcom software provided under a license
23  * other than the GPL, without Broadcom's express prior written consent.
24  *
25  * $Id: bcmsdh.c,v 1.35.2.1.4.8.6.11 2009/10/20 09:48:20 Exp $
26  */
27 /* ****************** BCMSDH Interface Functions *************************** */
28 
29 #include <typedefs.h>
30 #include <bcmdevs.h>
31 #include <bcmendian.h>
32 #include <bcmutils.h>
33 #include <hndsoc.h>
34 #include <siutils.h>
35 #include <osl.h>
36 
37 #include <bcmsdh.h>	/* BRCM API for SDIO clients (such as wl, dhd) */
38 #include <bcmsdbus.h>	/* common SDIO/controller interface */
39 #include <sbsdio.h>	/* BRCM sdio device core */
40 
41 #include <sdio.h>	/* sdio spec */
42 
43 const uint bcmsdh_msglevel = BCMSDH_ERROR_VAL;
44 
45 
46 struct bcmsdh_info
47 {
48 	bool	init_success;	/* underlying driver successfully attached */
49 	void	*sdioh;		/* handler for sdioh */
50 	uint32  vendevid;	/* Target Vendor and Device ID on SD bus */
51 	osl_t   *osh;
52 	bool	regfail;	/* Save status of last reg_read/reg_write call */
53 	uint32	sbwad;		/* Save backplane window address */
54 };
55 /* local copy of bcm sd handler */
56 bcmsdh_info_t * l_bcmsdh = NULL;
57 
58 #if defined(OOB_INTR_ONLY) && defined(HW_OOB)
59 
60 extern int
61 sdioh_enable_hw_oob_intr(void *sdioh, bool enable);
62 
63 void
bcmsdh_enable_hw_oob_intr(bcmsdh_info_t * sdh,bool enable)64 bcmsdh_enable_hw_oob_intr(bcmsdh_info_t *sdh, bool enable)
65 {
66 	sdioh_enable_hw_oob_intr(sdh->sdioh, enable);
67 }
68 
69 #endif
70 
71 bcmsdh_info_t *
bcmsdh_attach(osl_t * osh,void * cfghdl,void ** regsva,uint irq)72 bcmsdh_attach(osl_t *osh, void *cfghdl, void **regsva, uint irq)
73 {
74 	bcmsdh_info_t *bcmsdh;
75 
76 	if ((bcmsdh = (bcmsdh_info_t *)MALLOC(osh, sizeof(bcmsdh_info_t))) == NULL) {
77 		BCMSDH_ERROR(("bcmsdh_attach: out of memory, malloced %d bytes\n", MALLOCED(osh)));
78 		return NULL;
79 	}
80 	bzero((char *)bcmsdh, sizeof(bcmsdh_info_t));
81 
82 	/* save the handler locally */
83 	l_bcmsdh = bcmsdh;
84 
85 	if (!(bcmsdh->sdioh = sdioh_attach(osh, cfghdl, irq))) {
86 		bcmsdh_detach(osh, bcmsdh);
87 		return NULL;
88 	}
89 
90 	bcmsdh->osh = osh;
91 	bcmsdh->init_success = TRUE;
92 
93 	*regsva = (uint32 *)SI_ENUM_BASE;
94 
95 	/* Report the BAR, to fix if needed */
96 	bcmsdh->sbwad = SI_ENUM_BASE;
97 	return bcmsdh;
98 }
99 
100 int
bcmsdh_detach(osl_t * osh,void * sdh)101 bcmsdh_detach(osl_t *osh, void *sdh)
102 {
103 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
104 
105 	if (bcmsdh != NULL) {
106 		if (bcmsdh->sdioh) {
107 			sdioh_detach(osh, bcmsdh->sdioh);
108 			bcmsdh->sdioh = NULL;
109 		}
110 		MFREE(osh, bcmsdh, sizeof(bcmsdh_info_t));
111 	}
112 
113 	l_bcmsdh = NULL;
114 	return 0;
115 }
116 
117 int
bcmsdh_iovar_op(void * sdh,const char * name,void * params,int plen,void * arg,int len,bool set)118 bcmsdh_iovar_op(void *sdh, const char *name,
119                 void *params, int plen, void *arg, int len, bool set)
120 {
121 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
122 	return sdioh_iovar_op(bcmsdh->sdioh, name, params, plen, arg, len, set);
123 }
124 
125 bool
bcmsdh_intr_query(void * sdh)126 bcmsdh_intr_query(void *sdh)
127 {
128 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
129 	SDIOH_API_RC status;
130 	bool on;
131 
132 	ASSERT(bcmsdh);
133 	status = sdioh_interrupt_query(bcmsdh->sdioh, &on);
134 	if (SDIOH_API_SUCCESS(status))
135 		return FALSE;
136 	else
137 		return on;
138 }
139 
140 int
bcmsdh_intr_enable(void * sdh)141 bcmsdh_intr_enable(void *sdh)
142 {
143 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
144 	SDIOH_API_RC status;
145 	ASSERT(bcmsdh);
146 
147 	status = sdioh_interrupt_set(bcmsdh->sdioh, TRUE);
148 	return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
149 }
150 
151 int
bcmsdh_intr_disable(void * sdh)152 bcmsdh_intr_disable(void *sdh)
153 {
154 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
155 	SDIOH_API_RC status;
156 	ASSERT(bcmsdh);
157 
158 	status = sdioh_interrupt_set(bcmsdh->sdioh, FALSE);
159 	return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
160 }
161 
162 int
bcmsdh_intr_reg(void * sdh,bcmsdh_cb_fn_t fn,void * argh)163 bcmsdh_intr_reg(void *sdh, bcmsdh_cb_fn_t fn, void *argh)
164 {
165 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
166 	SDIOH_API_RC status;
167 	ASSERT(bcmsdh);
168 
169 	status = sdioh_interrupt_register(bcmsdh->sdioh, fn, argh);
170 	return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
171 }
172 
173 int
bcmsdh_intr_dereg(void * sdh)174 bcmsdh_intr_dereg(void *sdh)
175 {
176 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
177 	SDIOH_API_RC status;
178 	ASSERT(bcmsdh);
179 
180 	status = sdioh_interrupt_deregister(bcmsdh->sdioh);
181 	return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
182 }
183 
184 #if defined(DHD_DEBUG)
185 bool
bcmsdh_intr_pending(void * sdh)186 bcmsdh_intr_pending(void *sdh)
187 {
188 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
189 
190 	ASSERT(sdh);
191 	return sdioh_interrupt_pending(bcmsdh->sdioh);
192 }
193 #endif
194 
195 
196 int
bcmsdh_devremove_reg(void * sdh,bcmsdh_cb_fn_t fn,void * argh)197 bcmsdh_devremove_reg(void *sdh, bcmsdh_cb_fn_t fn, void *argh)
198 {
199 	ASSERT(sdh);
200 
201 	/* don't support yet */
202 	return BCME_UNSUPPORTED;
203 }
204 
205 uint8
bcmsdh_cfg_read(void * sdh,uint fnc_num,uint32 addr,int * err)206 bcmsdh_cfg_read(void *sdh, uint fnc_num, uint32 addr, int *err)
207 {
208 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
209 	SDIOH_API_RC status;
210 	uint8 data = 0;
211 
212 	if (!bcmsdh)
213 		bcmsdh = l_bcmsdh;
214 
215 	ASSERT(bcmsdh->init_success);
216 
217 	status = sdioh_cfg_read(bcmsdh->sdioh, fnc_num, addr, (uint8 *)&data);
218 	if (err)
219 		*err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
220 
221 	BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint8data = 0x%x\n", __FUNCTION__,
222 	            fnc_num, addr, data));
223 
224 	return data;
225 }
226 
227 void
bcmsdh_cfg_write(void * sdh,uint fnc_num,uint32 addr,uint8 data,int * err)228 bcmsdh_cfg_write(void *sdh, uint fnc_num, uint32 addr, uint8 data, int *err)
229 {
230 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
231 	SDIOH_API_RC status;
232 
233 	if (!bcmsdh)
234 		bcmsdh = l_bcmsdh;
235 
236 	ASSERT(bcmsdh->init_success);
237 
238 	status = sdioh_cfg_write(bcmsdh->sdioh, fnc_num, addr, (uint8 *)&data);
239 	if (err)
240 		*err = SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR;
241 
242 	BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint8data = 0x%x\n", __FUNCTION__,
243 	            fnc_num, addr, data));
244 }
245 
246 uint32
bcmsdh_cfg_read_word(void * sdh,uint fnc_num,uint32 addr,int * err)247 bcmsdh_cfg_read_word(void *sdh, uint fnc_num, uint32 addr, int *err)
248 {
249 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
250 	SDIOH_API_RC status;
251 	uint32 data = 0;
252 
253 	if (!bcmsdh)
254 		bcmsdh = l_bcmsdh;
255 
256 	ASSERT(bcmsdh->init_success);
257 
258 	status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_READ, fnc_num,
259 	                            addr, &data, 4);
260 
261 	if (err)
262 		*err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
263 
264 	BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint32data = 0x%x\n", __FUNCTION__,
265 	            fnc_num, addr, data));
266 
267 	return data;
268 }
269 
270 void
bcmsdh_cfg_write_word(void * sdh,uint fnc_num,uint32 addr,uint32 data,int * err)271 bcmsdh_cfg_write_word(void *sdh, uint fnc_num, uint32 addr, uint32 data, int *err)
272 {
273 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
274 	SDIOH_API_RC status;
275 
276 	if (!bcmsdh)
277 		bcmsdh = l_bcmsdh;
278 
279 	ASSERT(bcmsdh->init_success);
280 
281 	status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_WRITE, fnc_num,
282 	                            addr, &data, 4);
283 
284 	if (err)
285 		*err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
286 
287 	BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint32data = 0x%x\n", __FUNCTION__, fnc_num,
288 	             addr, data));
289 }
290 
291 
292 int
bcmsdh_cis_read(void * sdh,uint func,uint8 * cis,uint length)293 bcmsdh_cis_read(void *sdh, uint func, uint8 *cis, uint length)
294 {
295 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
296 	SDIOH_API_RC status;
297 
298 	uint8 *tmp_buf, *tmp_ptr;
299 	uint8 *ptr;
300 	bool ascii = func & ~0xf;
301 	func &= 0x7;
302 
303 	if (!bcmsdh)
304 		bcmsdh = l_bcmsdh;
305 
306 	ASSERT(bcmsdh->init_success);
307 	ASSERT(cis);
308 	ASSERT(length <= SBSDIO_CIS_SIZE_LIMIT);
309 
310 	status = sdioh_cis_read(bcmsdh->sdioh, func, cis, length);
311 
312 	if (ascii) {
313 		/* Move binary bits to tmp and format them into the provided buffer. */
314 		if ((tmp_buf = (uint8 *)MALLOC(bcmsdh->osh, length)) == NULL) {
315 			BCMSDH_ERROR(("%s: out of memory\n", __FUNCTION__));
316 			return BCME_NOMEM;
317 		}
318 		bcopy(cis, tmp_buf, length);
319 		for (tmp_ptr = tmp_buf, ptr = cis; ptr < (cis + length - 4); tmp_ptr++) {
320 			ptr += sprintf((char*)ptr, "%.2x ", *tmp_ptr & 0xff);
321 			if ((((tmp_ptr - tmp_buf) + 1) & 0xf) == 0)
322 				ptr += sprintf((char *)ptr, "\n");
323 		}
324 		MFREE(bcmsdh->osh, tmp_buf, length);
325 	}
326 
327 	return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
328 }
329 
330 
331 static int
bcmsdhsdio_set_sbaddr_window(void * sdh,uint32 address)332 bcmsdhsdio_set_sbaddr_window(void *sdh, uint32 address)
333 {
334 	int err = 0;
335 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
336 	bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRLOW,
337 	                 (address >> 8) & SBSDIO_SBADDRLOW_MASK, &err);
338 	if (!err)
339 		bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRMID,
340 		                 (address >> 16) & SBSDIO_SBADDRMID_MASK, &err);
341 	if (!err)
342 		bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRHIGH,
343 		                 (address >> 24) & SBSDIO_SBADDRHIGH_MASK, &err);
344 
345 
346 	return err;
347 }
348 
349 uint32
bcmsdh_reg_read(void * sdh,uint32 addr,uint size)350 bcmsdh_reg_read(void *sdh, uint32 addr, uint size)
351 {
352 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
353 	SDIOH_API_RC status;
354 	uint32 word = 0;
355 	uint bar0 = addr & ~SBSDIO_SB_OFT_ADDR_MASK;
356 
357 	BCMSDH_INFO(("%s:fun = 1, addr = 0x%x, ", __FUNCTION__, addr));
358 
359 	if (!bcmsdh)
360 		bcmsdh = l_bcmsdh;
361 
362 	ASSERT(bcmsdh->init_success);
363 
364 	if (bar0 != bcmsdh->sbwad) {
365 		if (bcmsdhsdio_set_sbaddr_window(bcmsdh, bar0))
366 			return 0xFFFFFFFF;
367 
368 		bcmsdh->sbwad = bar0;
369 	}
370 
371 	addr &= SBSDIO_SB_OFT_ADDR_MASK;
372 	if (size == 4)
373 		addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
374 
375 	status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL,
376 		SDIOH_READ, SDIO_FUNC_1, addr, &word, size);
377 
378 	bcmsdh->regfail = !(SDIOH_API_SUCCESS(status));
379 
380 	BCMSDH_INFO(("uint32data = 0x%x\n", word));
381 
382 	/* if ok, return appropriately masked word */
383 	if (SDIOH_API_SUCCESS(status)) {
384 		switch (size) {
385 			case sizeof(uint8):
386 				return (word & 0xff);
387 			case sizeof(uint16):
388 				return (word & 0xffff);
389 			case sizeof(uint32):
390 				return word;
391 			default:
392 				bcmsdh->regfail = TRUE;
393 
394 		}
395 	}
396 
397 	/* otherwise, bad sdio access or invalid size */
398 	BCMSDH_ERROR(("%s: error reading addr 0x%04x size %d\n", __FUNCTION__, addr, size));
399 	return 0xFFFFFFFF;
400 }
401 
402 uint32
bcmsdh_reg_write(void * sdh,uint32 addr,uint size,uint32 data)403 bcmsdh_reg_write(void *sdh, uint32 addr, uint size, uint32 data)
404 {
405 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
406 	SDIOH_API_RC status;
407 	uint bar0 = addr & ~SBSDIO_SB_OFT_ADDR_MASK;
408 	int err = 0;
409 
410 	BCMSDH_INFO(("%s:fun = 1, addr = 0x%x, uint%ddata = 0x%x\n",
411 	             __FUNCTION__, addr, size*8, data));
412 
413 	if (!bcmsdh)
414 		bcmsdh = l_bcmsdh;
415 
416 	ASSERT(bcmsdh->init_success);
417 
418 	if (bar0 != bcmsdh->sbwad) {
419 		if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, bar0)))
420 			return err;
421 
422 		bcmsdh->sbwad = bar0;
423 	}
424 
425 	addr &= SBSDIO_SB_OFT_ADDR_MASK;
426 	if (size == 4)
427 		addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
428 	status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_WRITE, SDIO_FUNC_1,
429 	                            addr, &data, size);
430 	bcmsdh->regfail = !(SDIOH_API_SUCCESS(status));
431 
432 	if (SDIOH_API_SUCCESS(status))
433 		return 0;
434 
435 	BCMSDH_ERROR(("%s: error writing 0x%08x to addr 0x%04x size %d\n",
436 	              __FUNCTION__, data, addr, size));
437 	return 0xFFFFFFFF;
438 }
439 
440 bool
bcmsdh_regfail(void * sdh)441 bcmsdh_regfail(void *sdh)
442 {
443 	return ((bcmsdh_info_t *)sdh)->regfail;
444 }
445 
446 int
bcmsdh_recv_buf(void * sdh,uint32 addr,uint fn,uint flags,uint8 * buf,uint nbytes,void * pkt,bcmsdh_cmplt_fn_t complete,void * handle)447 bcmsdh_recv_buf(void *sdh, uint32 addr, uint fn, uint flags,
448                 uint8 *buf, uint nbytes, void *pkt,
449                 bcmsdh_cmplt_fn_t complete, void *handle)
450 {
451 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
452 	SDIOH_API_RC status;
453 	uint incr_fix;
454 	uint width;
455 	uint bar0 = addr & ~SBSDIO_SB_OFT_ADDR_MASK;
456 	int err = 0;
457 
458 	ASSERT(bcmsdh);
459 	ASSERT(bcmsdh->init_success);
460 
461 	BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, size = %d\n",
462 	             __FUNCTION__, fn, addr, nbytes));
463 
464 	/* Async not implemented yet */
465 	ASSERT(!(flags & SDIO_REQ_ASYNC));
466 	if (flags & SDIO_REQ_ASYNC)
467 		return BCME_UNSUPPORTED;
468 
469 	if (bar0 != bcmsdh->sbwad) {
470 		if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, bar0)))
471 			return err;
472 
473 		bcmsdh->sbwad = bar0;
474 	}
475 
476 	addr &= SBSDIO_SB_OFT_ADDR_MASK;
477 
478 	incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC;
479 	width = (flags & SDIO_REQ_4BYTE) ? 4 : 2;
480 	if (width == 4)
481 		addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
482 
483 	status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, incr_fix,
484 	                              SDIOH_READ, fn, addr, width, nbytes, buf, pkt);
485 
486 	return (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
487 }
488 
489 int
bcmsdh_send_buf(void * sdh,uint32 addr,uint fn,uint flags,uint8 * buf,uint nbytes,void * pkt,bcmsdh_cmplt_fn_t complete,void * handle)490 bcmsdh_send_buf(void *sdh, uint32 addr, uint fn, uint flags,
491                 uint8 *buf, uint nbytes, void *pkt,
492                 bcmsdh_cmplt_fn_t complete, void *handle)
493 {
494 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
495 	SDIOH_API_RC status;
496 	uint incr_fix;
497 	uint width;
498 	uint bar0 = addr & ~SBSDIO_SB_OFT_ADDR_MASK;
499 	int err = 0;
500 
501 	ASSERT(bcmsdh);
502 	ASSERT(bcmsdh->init_success);
503 
504 	BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, size = %d\n",
505 	            __FUNCTION__, fn, addr, nbytes));
506 
507 	/* Async not implemented yet */
508 	ASSERT(!(flags & SDIO_REQ_ASYNC));
509 	if (flags & SDIO_REQ_ASYNC)
510 		return BCME_UNSUPPORTED;
511 
512 	if (bar0 != bcmsdh->sbwad) {
513 		if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, bar0)))
514 			return err;
515 
516 		bcmsdh->sbwad = bar0;
517 	}
518 
519 	addr &= SBSDIO_SB_OFT_ADDR_MASK;
520 
521 	incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC;
522 	width = (flags & SDIO_REQ_4BYTE) ? 4 : 2;
523 	if (width == 4)
524 		addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
525 
526 	status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, incr_fix,
527 	                              SDIOH_WRITE, fn, addr, width, nbytes, buf, pkt);
528 
529 	return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
530 }
531 
532 int
bcmsdh_rwdata(void * sdh,uint rw,uint32 addr,uint8 * buf,uint nbytes)533 bcmsdh_rwdata(void *sdh, uint rw, uint32 addr, uint8 *buf, uint nbytes)
534 {
535 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
536 	SDIOH_API_RC status;
537 
538 	ASSERT(bcmsdh);
539 	ASSERT(bcmsdh->init_success);
540 	ASSERT((addr & SBSDIO_SBWINDOW_MASK) == 0);
541 
542 	addr &= SBSDIO_SB_OFT_ADDR_MASK;
543 	addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
544 
545 	status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, SDIOH_DATA_INC,
546 	                              (rw ? SDIOH_WRITE : SDIOH_READ), SDIO_FUNC_1,
547 	                              addr, 4, nbytes, buf, NULL);
548 
549 	return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
550 }
551 
552 int
bcmsdh_abort(void * sdh,uint fn)553 bcmsdh_abort(void *sdh, uint fn)
554 {
555 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
556 
557 	return sdioh_abort(bcmsdh->sdioh, fn);
558 }
559 
560 int
bcmsdh_start(void * sdh,int stage)561 bcmsdh_start(void *sdh, int stage)
562 {
563 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
564 
565 	return sdioh_start(bcmsdh->sdioh, stage);
566 }
567 
568 int
bcmsdh_stop(void * sdh)569 bcmsdh_stop(void *sdh)
570 {
571 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
572 
573 	return sdioh_stop(bcmsdh->sdioh);
574 }
575 
576 
577 int
bcmsdh_query_device(void * sdh)578 bcmsdh_query_device(void *sdh)
579 {
580 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
581 	bcmsdh->vendevid = (VENDOR_BROADCOM << 16) | 0;
582 	return (bcmsdh->vendevid);
583 }
584 
585 uint
bcmsdh_query_iofnum(void * sdh)586 bcmsdh_query_iofnum(void *sdh)
587 {
588 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
589 
590 	if (!bcmsdh)
591 		bcmsdh = l_bcmsdh;
592 
593 	return (sdioh_query_iofnum(bcmsdh->sdioh));
594 }
595 
596 int
bcmsdh_reset(bcmsdh_info_t * sdh)597 bcmsdh_reset(bcmsdh_info_t *sdh)
598 {
599 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
600 
601 	return sdioh_sdio_reset(bcmsdh->sdioh);
602 }
603 
bcmsdh_get_sdioh(bcmsdh_info_t * sdh)604 void *bcmsdh_get_sdioh(bcmsdh_info_t *sdh)
605 {
606 	ASSERT(sdh);
607 	return sdh->sdioh;
608 }
609 
610 /* Function to pass device-status bits to DHD. */
611 uint32
bcmsdh_get_dstatus(void * sdh)612 bcmsdh_get_dstatus(void *sdh)
613 {
614 	return 0;
615 }
616 uint32
bcmsdh_cur_sbwad(void * sdh)617 bcmsdh_cur_sbwad(void *sdh)
618 {
619 	bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
620 
621 	if (!bcmsdh)
622 		bcmsdh = l_bcmsdh;
623 
624 	return (bcmsdh->sbwad);
625 }
626 
627 void
bcmsdh_chipinfo(void * sdh,uint32 chip,uint32 chiprev)628 bcmsdh_chipinfo(void *sdh, uint32 chip, uint32 chiprev)
629 {
630 	return;
631 }
632