1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * BCMSDH interface glue
4 * implement bcmsdh API for SDIOH driver
5 *
6 * Copyright (C) 1999-2019, Broadcom.
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 727623 2017-10-21 01:00:32Z $
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 #if defined(OOB_INTR_ONLY) && defined(HW_OOB) || defined(FORCE_WOWLAN)
69 extern int
70 sdioh_enable_hw_oob_intr(void *sdioh, bool enable);
71
72 void
bcmsdh_enable_hw_oob_intr(bcmsdh_info_t * sdh,bool enable)73 bcmsdh_enable_hw_oob_intr(bcmsdh_info_t *sdh, bool enable)
74 {
75 sdioh_enable_hw_oob_intr(sdh->sdioh, enable);
76 }
77 #endif // endif
78
79 #if defined(BT_OVER_SDIO)
bcmsdh_btsdio_process_hang_state(dhd_hang_state_t new_state)80 void bcmsdh_btsdio_process_hang_state(dhd_hang_state_t new_state)
81 {
82 bool state_change = false;
83
84 BCMSDH_ERROR(("%s: DHD hang state changed - [%d] -> [%d]\n",
85 __FUNCTION__, g_dhd_hang_state, new_state));
86
87 if (g_dhd_hang_state == new_state)
88 return;
89
90 switch (g_dhd_hang_state) {
91 case NO_HANG_STATE:
92 if (HANG_START_STATE == new_state)
93 state_change = true;
94 break;
95
96 case HANG_START_STATE:
97 if (HANG_RECOVERY_STATE == new_state ||
98 NO_HANG_STATE == new_state)
99 state_change = true;
100
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(0);
178
179 bcmsdh_force_sbwad_calc(bcmsdh, FALSE);
180
181 /* Report the BAR, to fix if needed */
182 bcmsdh->sbwad = si_enum_base(0);
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,uint plen,void * arg,uint len,bool set)205 bcmsdh_iovar_op(void *sdh, const char *name,
206 void *params, uint plen, void *arg, uint 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 #ifdef BCMSPI_ANDROID
233 uint32 data;
234 #endif /* BCMSPI_ANDROID */
235 ASSERT(bcmsdh);
236
237 status = sdioh_interrupt_set(bcmsdh->sdioh, TRUE);
238 #ifdef BCMSPI_ANDROID
239 data = bcmsdh_cfg_read_word(sdh, 0, 4, NULL);
240 data |= 0xE0E70000;
241 bcmsdh_cfg_write_word(sdh, 0, 4, data, NULL);
242 #endif /* BCMSPI_ANDROID */
243 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
244 }
245
246 int
bcmsdh_intr_disable(void * sdh)247 bcmsdh_intr_disable(void *sdh)
248 {
249 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
250 SDIOH_API_RC status;
251 #ifdef BCMSPI_ANDROID
252 uint32 data;
253 #endif /* BCMSPI_ANDROID */
254 ASSERT(bcmsdh);
255
256 status = sdioh_interrupt_set(bcmsdh->sdioh, FALSE);
257 #ifdef BCMSPI_ANDROID
258 data = bcmsdh_cfg_read_word(sdh, 0, 4, NULL);
259 data &= ~0xE0E70000;
260 bcmsdh_cfg_write_word(sdh, 0, 4, data, NULL);
261 #endif /* BCMSPI_ANDROID */
262 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
263 }
264
265 int
bcmsdh_intr_reg(void * sdh,bcmsdh_cb_fn_t fn,void * argh)266 bcmsdh_intr_reg(void *sdh, bcmsdh_cb_fn_t fn, void *argh)
267 {
268 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
269 SDIOH_API_RC status;
270
271 if (!bcmsdh)
272 bcmsdh = l_bcmsdh;
273
274 ASSERT(bcmsdh);
275
276 status = sdioh_interrupt_register(bcmsdh->sdioh, fn, argh);
277 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
278 }
279
280 int
bcmsdh_intr_dereg(void * sdh)281 bcmsdh_intr_dereg(void *sdh)
282 {
283 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
284 SDIOH_API_RC status;
285
286 if (!bcmsdh)
287 bcmsdh = l_bcmsdh;
288
289 ASSERT(bcmsdh);
290
291 status = sdioh_interrupt_deregister(bcmsdh->sdioh);
292 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
293 }
294
295 #if defined(DHD_DEBUG)
296 bool
bcmsdh_intr_pending(void * sdh)297 bcmsdh_intr_pending(void *sdh)
298 {
299 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
300
301 ASSERT(sdh);
302 return sdioh_interrupt_pending(bcmsdh->sdioh);
303 }
304 #endif // endif
305
306 int
bcmsdh_devremove_reg(void * sdh,bcmsdh_cb_fn_t fn,void * argh)307 bcmsdh_devremove_reg(void *sdh, bcmsdh_cb_fn_t fn, void *argh)
308 {
309 ASSERT(sdh);
310
311 /* don't support yet */
312 return BCME_UNSUPPORTED;
313 }
314
315 /**
316 * Read from SDIO Configuration Space
317 * @param sdh SDIO Host context.
318 * @param func_num Function number to read from.
319 * @param addr Address to read from.
320 * @param err Error return.
321 * @return value read from SDIO configuration space.
322 */
323 uint8
bcmsdh_cfg_read(void * sdh,uint fnc_num,uint32 addr,int * err)324 bcmsdh_cfg_read(void *sdh, uint fnc_num, uint32 addr, int *err)
325 {
326 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
327 SDIOH_API_RC status;
328 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
329 int32 retry = 0;
330 #endif // endif
331 uint8 data = 0;
332
333 if (!bcmsdh)
334 bcmsdh = l_bcmsdh;
335
336 ASSERT(bcmsdh->init_success);
337
338 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
339 do {
340 if (retry) /* wait for 1 ms till bus get settled down */
341 OSL_DELAY(1000);
342 #endif // endif
343 status = sdioh_cfg_read(bcmsdh->sdioh, fnc_num, addr, (uint8 *)&data);
344 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
345 } while (!SDIOH_API_SUCCESS(status) && (retry++ < SDIOH_API_ACCESS_RETRY_LIMIT));
346 #endif // endif
347 if (err)
348 *err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
349
350 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint8data = 0x%x\n", __FUNCTION__,
351 fnc_num, addr, data));
352
353 return data;
354 } EXPORT_SYMBOL(bcmsdh_cfg_read);
355
356 void
bcmsdh_cfg_write(void * sdh,uint fnc_num,uint32 addr,uint8 data,int * err)357 bcmsdh_cfg_write(void *sdh, uint fnc_num, uint32 addr, uint8 data, int *err)
358 {
359 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
360 SDIOH_API_RC status;
361 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
362 int32 retry = 0;
363 #endif // endif
364
365 if (!bcmsdh)
366 bcmsdh = l_bcmsdh;
367
368 ASSERT(bcmsdh->init_success);
369
370 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
371 do {
372 if (retry) /* wait for 1 ms till bus get settled down */
373 OSL_DELAY(1000);
374 #endif // endif
375 status = sdioh_cfg_write(bcmsdh->sdioh, fnc_num, addr, (uint8 *)&data);
376 #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
377 } while (!SDIOH_API_SUCCESS(status) && (retry++ < SDIOH_API_ACCESS_RETRY_LIMIT));
378 #endif // endif
379 if (err)
380 *err = SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR;
381
382 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint8data = 0x%x\n", __FUNCTION__,
383 fnc_num, addr, data));
384 } EXPORT_SYMBOL(bcmsdh_cfg_write);
385
386 uint32
bcmsdh_cfg_read_word(void * sdh,uint fnc_num,uint32 addr,int * err)387 bcmsdh_cfg_read_word(void *sdh, uint fnc_num, uint32 addr, int *err)
388 {
389 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
390 SDIOH_API_RC status;
391 uint32 data = 0;
392
393 if (!bcmsdh)
394 bcmsdh = l_bcmsdh;
395
396 ASSERT(bcmsdh->init_success);
397
398 status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_READ, fnc_num,
399 addr, &data, 4);
400
401 if (err)
402 *err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
403
404 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint32data = 0x%x\n", __FUNCTION__,
405 fnc_num, addr, data));
406
407 return data;
408 }
409
410 void
bcmsdh_cfg_write_word(void * sdh,uint fnc_num,uint32 addr,uint32 data,int * err)411 bcmsdh_cfg_write_word(void *sdh, uint fnc_num, uint32 addr, uint32 data, int *err)
412 {
413 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
414 SDIOH_API_RC status;
415
416 if (!bcmsdh)
417 bcmsdh = l_bcmsdh;
418
419 ASSERT(bcmsdh->init_success);
420
421 status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_WRITE, fnc_num,
422 addr, &data, 4);
423
424 if (err)
425 *err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
426
427 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint32data = 0x%x\n", __FUNCTION__, fnc_num,
428 addr, data));
429 }
430
431 int
bcmsdh_cis_read(void * sdh,uint func,uint8 * cis,uint length)432 bcmsdh_cis_read(void *sdh, uint func, uint8 *cis, uint length)
433 {
434 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
435 SDIOH_API_RC status;
436
437 uint8 *tmp_buf, *tmp_ptr;
438 uint8 *ptr;
439 bool ascii = func & ~0xf;
440 func &= 0x7;
441
442 if (!bcmsdh)
443 bcmsdh = l_bcmsdh;
444
445 ASSERT(bcmsdh->init_success);
446 ASSERT(cis);
447 ASSERT(length <= SBSDIO_CIS_SIZE_LIMIT);
448
449 status = sdioh_cis_read(bcmsdh->sdioh, func, cis, length);
450
451 if (ascii) {
452 /* Move binary bits to tmp and format them into the provided buffer. */
453 if ((tmp_buf = (uint8 *)MALLOC(bcmsdh->osh, length)) == NULL) {
454 BCMSDH_ERROR(("%s: out of memory\n", __FUNCTION__));
455 return BCME_NOMEM;
456 }
457 bcopy(cis, tmp_buf, length);
458 for (tmp_ptr = tmp_buf, ptr = cis; ptr < (cis + length - 4); tmp_ptr++) {
459 ptr += snprintf((char*)ptr, (cis + length - ptr - 4),
460 "%.2x ", *tmp_ptr & 0xff);
461 if ((((tmp_ptr - tmp_buf) + 1) & 0xf) == 0)
462 ptr += snprintf((char *)ptr, (cis + length - ptr -4), "\n");
463 }
464 MFREE(bcmsdh->osh, tmp_buf, length);
465 }
466
467 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
468 }
469
470 int
bcmsdh_cisaddr_read(void * sdh,uint func,uint8 * cisd,uint32 offset)471 bcmsdh_cisaddr_read(void *sdh, uint func, uint8 *cisd, uint32 offset)
472 {
473 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
474 SDIOH_API_RC status;
475
476 func &= 0x7;
477
478 if (!bcmsdh)
479 bcmsdh = l_bcmsdh;
480
481 ASSERT(bcmsdh->init_success);
482 ASSERT(cisd);
483
484 status = sdioh_cisaddr_read(bcmsdh->sdioh, func, cisd, offset);
485
486 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
487 }
488
489
490 int
bcmsdhsdio_set_sbaddr_window(void * sdh,uint32 address,bool force_set)491 bcmsdhsdio_set_sbaddr_window(void *sdh, uint32 address, bool force_set)
492 {
493 int err = 0;
494 uint bar0 = address & ~SBSDIO_SB_OFT_ADDR_MASK;
495 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
496
497 if (bar0 != bcmsdh->sbwad || force_set) {
498 bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRLOW,
499 (address >> 8) & SBSDIO_SBADDRLOW_MASK, &err);
500 if (!err)
501 bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRMID,
502 (address >> 16) & SBSDIO_SBADDRMID_MASK, &err);
503 if (!err)
504 bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRHIGH,
505 (address >> 24) & SBSDIO_SBADDRHIGH_MASK, &err);
506
507 if (!err)
508 bcmsdh->sbwad = bar0;
509 else
510 /* invalidate cached window var */
511 bcmsdh->sbwad = 0;
512
513 }
514
515 return err;
516 }
517
518 uint32
bcmsdh_reg_read(void * sdh,uintptr addr,uint size)519 bcmsdh_reg_read(void *sdh, uintptr addr, uint size)
520 {
521 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
522 SDIOH_API_RC status;
523 uint32 word = 0;
524
525 BCMSDH_INFO(("%s:fun = 1, addr = 0x%x\n", __FUNCTION__, (unsigned int)addr));
526
527 if (!bcmsdh)
528 bcmsdh = l_bcmsdh;
529
530 ASSERT(bcmsdh->init_success);
531
532 if (bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, bcmsdh->force_sbwad_calc)) {
533 bcmsdh->regfail = TRUE; // terence 20130621: prevent dhd_dpc in dead lock
534 return 0xFFFFFFFF;
535 }
536
537 addr &= SBSDIO_SB_OFT_ADDR_MASK;
538 if (size == 4)
539 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
540
541 status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL,
542 SDIOH_READ, SDIO_FUNC_1, addr, &word, size);
543
544 bcmsdh->regfail = !(SDIOH_API_SUCCESS(status));
545
546 BCMSDH_INFO(("uint32data = 0x%x\n", word));
547
548 /* if ok, return appropriately masked word */
549 if (SDIOH_API_SUCCESS(status)) {
550 switch (size) {
551 case sizeof(uint8):
552 return (word & 0xff);
553 case sizeof(uint16):
554 return (word & 0xffff);
555 case sizeof(uint32):
556 return word;
557 default:
558 bcmsdh->regfail = TRUE;
559
560 }
561 }
562
563 /* otherwise, bad sdio access or invalid size */
564 BCMSDH_ERROR(("%s: error reading addr 0x%x size %d\n",
565 __FUNCTION__, (unsigned int)addr, size));
566 return 0xFFFFFFFF;
567 }
568
569 uint32
bcmsdh_reg_write(void * sdh,uintptr addr,uint size,uint32 data)570 bcmsdh_reg_write(void *sdh, uintptr addr, uint size, uint32 data)
571 {
572 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
573 SDIOH_API_RC status;
574 int err = 0;
575
576 BCMSDH_INFO(("%s:fun = 1, addr = 0x%x, uint%ddata = 0x%x\n",
577 __FUNCTION__, (unsigned int)addr, size*8, data));
578
579 if (!bcmsdh)
580 bcmsdh = l_bcmsdh;
581
582 ASSERT(bcmsdh->init_success);
583
584 if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, bcmsdh->force_sbwad_calc))) {
585 bcmsdh->regfail = TRUE; // terence 20130621:
586 return err;
587 }
588
589 addr &= SBSDIO_SB_OFT_ADDR_MASK;
590 if (size == 4)
591 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
592 status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_WRITE, SDIO_FUNC_1,
593 addr, &data, size);
594 bcmsdh->regfail = !(SDIOH_API_SUCCESS(status));
595
596 if (SDIOH_API_SUCCESS(status))
597 return 0;
598
599 BCMSDH_ERROR(("%s: error writing 0x%08x to addr 0x%04x size %d\n",
600 __FUNCTION__, data, (unsigned int)addr, size));
601 return 0xFFFFFFFF;
602 }
603
604 bool
bcmsdh_regfail(void * sdh)605 bcmsdh_regfail(void *sdh)
606 {
607 return ((bcmsdh_info_t *)sdh)->regfail;
608 }
609
610 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)611 bcmsdh_recv_buf(void *sdh, uint32 addr, uint fn, uint flags,
612 uint8 *buf, uint nbytes, void *pkt,
613 bcmsdh_cmplt_fn_t complete_fn, void *handle)
614 {
615 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
616 SDIOH_API_RC status;
617 uint incr_fix;
618 uint width;
619 int err = 0;
620
621 ASSERT(bcmsdh);
622 ASSERT(bcmsdh->init_success);
623
624 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, size = %d\n",
625 __FUNCTION__, fn, addr, nbytes));
626
627 /* Async not implemented yet */
628 ASSERT(!(flags & SDIO_REQ_ASYNC));
629 if (flags & SDIO_REQ_ASYNC)
630 return BCME_UNSUPPORTED;
631
632 if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, FALSE)))
633 return err;
634
635 addr &= SBSDIO_SB_OFT_ADDR_MASK;
636
637 incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC;
638 width = (flags & SDIO_REQ_4BYTE) ? 4 : 2;
639 if (width == 4)
640 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
641
642 status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, incr_fix,
643 SDIOH_READ, fn, addr, width, nbytes, buf, pkt);
644
645 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
646 }
647
648 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)649 bcmsdh_send_buf(void *sdh, uint32 addr, uint fn, uint flags,
650 uint8 *buf, uint nbytes, void *pkt,
651 bcmsdh_cmplt_fn_t complete_fn, void *handle)
652 {
653 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
654 SDIOH_API_RC status;
655 uint incr_fix;
656 uint width;
657 int err = 0;
658
659 ASSERT(bcmsdh);
660 ASSERT(bcmsdh->init_success);
661
662 BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, size = %d\n",
663 __FUNCTION__, fn, addr, nbytes));
664
665 /* Async not implemented yet */
666 ASSERT(!(flags & SDIO_REQ_ASYNC));
667 if (flags & SDIO_REQ_ASYNC)
668 return BCME_UNSUPPORTED;
669
670 if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, FALSE)))
671 return err;
672
673 addr &= SBSDIO_SB_OFT_ADDR_MASK;
674
675 incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC;
676 width = (flags & SDIO_REQ_4BYTE) ? 4 : 2;
677 if (width == 4)
678 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
679
680 status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, incr_fix,
681 SDIOH_WRITE, fn, addr, width, nbytes, buf, pkt);
682
683 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
684 }
685
686 int
bcmsdh_rwdata(void * sdh,uint rw,uint32 addr,uint8 * buf,uint nbytes)687 bcmsdh_rwdata(void *sdh, uint rw, uint32 addr, uint8 *buf, uint nbytes)
688 {
689 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
690 SDIOH_API_RC status;
691
692 ASSERT(bcmsdh);
693 ASSERT(bcmsdh->init_success);
694 ASSERT((addr & SBSDIO_SBWINDOW_MASK) == 0);
695
696 addr &= SBSDIO_SB_OFT_ADDR_MASK;
697 addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
698
699 status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, SDIOH_DATA_INC,
700 (rw ? SDIOH_WRITE : SDIOH_READ), SDIO_FUNC_1,
701 addr, 4, nbytes, buf, NULL);
702
703 return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
704 }
705
706 int
bcmsdh_abort(void * sdh,uint fn)707 bcmsdh_abort(void *sdh, uint fn)
708 {
709 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
710
711 return sdioh_abort(bcmsdh->sdioh, fn);
712 }
713
714 int
bcmsdh_start(void * sdh,int stage)715 bcmsdh_start(void *sdh, int stage)
716 {
717 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
718
719 return sdioh_start(bcmsdh->sdioh, stage);
720 }
721
722 int
bcmsdh_stop(void * sdh)723 bcmsdh_stop(void *sdh)
724 {
725 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
726
727 return sdioh_stop(bcmsdh->sdioh);
728 }
729
730 int
bcmsdh_waitlockfree(void * sdh)731 bcmsdh_waitlockfree(void *sdh)
732 {
733 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
734
735 return sdioh_waitlockfree(bcmsdh->sdioh);
736 }
737
738 int
bcmsdh_query_device(void * sdh)739 bcmsdh_query_device(void *sdh)
740 {
741 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
742 bcmsdh->vendevid = (VENDOR_BROADCOM << 16) | 0;
743 return (bcmsdh->vendevid);
744 }
745
746 uint
bcmsdh_query_iofnum(void * sdh)747 bcmsdh_query_iofnum(void *sdh)
748 {
749 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
750
751 if (!bcmsdh)
752 bcmsdh = l_bcmsdh;
753
754 return (sdioh_query_iofnum(bcmsdh->sdioh));
755 }
756
757 int
bcmsdh_reset(bcmsdh_info_t * sdh)758 bcmsdh_reset(bcmsdh_info_t *sdh)
759 {
760 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
761
762 return sdioh_sdio_reset(bcmsdh->sdioh);
763 }
764
bcmsdh_get_sdioh(bcmsdh_info_t * sdh)765 void *bcmsdh_get_sdioh(bcmsdh_info_t *sdh)
766 {
767 ASSERT(sdh);
768 return sdh->sdioh;
769 }
770
771 /* Function to pass device-status bits to DHD. */
772 uint32
bcmsdh_get_dstatus(void * sdh)773 bcmsdh_get_dstatus(void *sdh)
774 {
775 #ifdef BCMSPI
776 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
777 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
778 return sdioh_get_dstatus(sd);
779 #else
780 return 0;
781 #endif /* BCMSPI */
782 }
783 uint32
bcmsdh_cur_sbwad(void * sdh)784 bcmsdh_cur_sbwad(void *sdh)
785 {
786 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
787
788 if (!bcmsdh)
789 bcmsdh = l_bcmsdh;
790
791 return (bcmsdh->sbwad);
792 }
793
794 /* example usage: if force is TRUE, forces the bcmsdhsdio_set_sbaddr_window to
795 * calculate sbwad always instead of caching.
796 */
797 void
bcmsdh_force_sbwad_calc(void * sdh,bool force)798 bcmsdh_force_sbwad_calc(void *sdh, bool force)
799 {
800 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
801
802 if (!bcmsdh)
803 bcmsdh = l_bcmsdh;
804 bcmsdh->force_sbwad_calc = force;
805 }
806
807 void
bcmsdh_chipinfo(void * sdh,uint32 chip,uint32 chiprev)808 bcmsdh_chipinfo(void *sdh, uint32 chip, uint32 chiprev)
809 {
810 #ifdef BCMSPI
811 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
812 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
813 sdioh_chipinfo(sd, chip, chiprev);
814 #else
815 return;
816 #endif /* BCMSPI */
817 }
818
819 #ifdef BCMSPI
820 void
bcmsdh_dwordmode(void * sdh,bool set)821 bcmsdh_dwordmode(void *sdh, bool set)
822 {
823 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
824 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
825 sdioh_dwordmode(sd, set);
826 return;
827 }
828 #endif /* BCMSPI */
829
830 int
bcmsdh_sleep(void * sdh,bool enab)831 bcmsdh_sleep(void *sdh, bool enab)
832 {
833 #ifdef SDIOH_SLEEP_ENABLED
834 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
835 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
836
837 return sdioh_sleep(sd, enab);
838 #else
839 return BCME_UNSUPPORTED;
840 #endif // endif
841 }
842
843 int
bcmsdh_gpio_init(void * sdh)844 bcmsdh_gpio_init(void *sdh)
845 {
846 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
847 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
848
849 return sdioh_gpio_init(sd);
850 }
851
852 bool
bcmsdh_gpioin(void * sdh,uint32 gpio)853 bcmsdh_gpioin(void *sdh, uint32 gpio)
854 {
855 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
856 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
857
858 return sdioh_gpioin(sd, gpio);
859 }
860
861 int
bcmsdh_gpioouten(void * sdh,uint32 gpio)862 bcmsdh_gpioouten(void *sdh, uint32 gpio)
863 {
864 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
865 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
866
867 return sdioh_gpioouten(sd, gpio);
868 }
869
870 int
bcmsdh_gpioout(void * sdh,uint32 gpio,bool enab)871 bcmsdh_gpioout(void *sdh, uint32 gpio, bool enab)
872 {
873 bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
874 sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
875
876 return sdioh_gpioout(sd, gpio, enab);
877 }
878
879 uint
bcmsdh_set_mode(void * sdh,uint mode)880 bcmsdh_set_mode(void *sdh, uint mode)
881 {
882 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
883 return (sdioh_set_mode(bcmsdh->sdioh, mode));
884 }
885
886 #ifdef PKT_STATICS
887 uint32
bcmsdh_get_spend_time(void * sdh)888 bcmsdh_get_spend_time(void *sdh)
889 {
890 bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
891 return (sdioh_get_spend_time(bcmsdh->sdioh));
892 }
893 #endif
894