bcmsdh.c 16 KB

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  1. /*
  2. * BCMSDH interface glue
  3. * implement bcmsdh API for SDIOH driver
  4. *
  5. * Copyright (C) 1999-2011, 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 300445 2011-12-03 05:37:20Z $
  26. */
  27. /**
  28. * @file bcmsdh.c
  29. */
  30. /* ****************** BCMSDH Interface Functions *************************** */
  31. #include <typedefs.h>
  32. #include <bcmdevs.h>
  33. #include <bcmendian.h>
  34. #include <bcmutils.h>
  35. #include <hndsoc.h>
  36. #include <siutils.h>
  37. #include <osl.h>
  38. #include <bcmsdh.h> /* BRCM API for SDIO clients (such as wl, dhd) */
  39. #include <bcmsdbus.h> /* common SDIO/controller interface */
  40. #include <sbsdio.h> /* SDIO device core hardware definitions. */
  41. #include <sdio.h> /* SDIO Device and Protocol Specs */
  42. #define SDIOH_API_ACCESS_RETRY_LIMIT 2
  43. const uint bcmsdh_msglevel = BCMSDH_ERROR_VAL;
  44. /**
  45. * BCMSDH API context
  46. */
  47. struct bcmsdh_info
  48. {
  49. bool init_success; /* underlying driver successfully attached */
  50. void *sdioh; /* handler for sdioh */
  51. uint32 vendevid; /* Target Vendor and Device ID on SD bus */
  52. osl_t *osh;
  53. bool regfail; /* Save status of last reg_read/reg_write call */
  54. uint32 sbwad; /* Save backplane window address */
  55. };
  56. /* local copy of bcm sd handler */
  57. bcmsdh_info_t * l_bcmsdh = NULL;
  58. #if defined(OOB_INTR_ONLY) && defined(HW_OOB)
  59. extern int
  60. sdioh_enable_hw_oob_intr(void *sdioh, bool enable);
  61. void
  62. bcmsdh_enable_hw_oob_intr(bcmsdh_info_t *sdh, bool enable)
  63. {
  64. sdioh_enable_hw_oob_intr(sdh->sdioh, enable);
  65. }
  66. #endif
  67. /* Attach BCMSDH layer to SDIO Host Controller Driver
  68. *
  69. * @param osh OSL Handle.
  70. * @param cfghdl Configuration Handle.
  71. * @param regsva Virtual address of controller registers.
  72. * @param irq Interrupt number of SDIO controller.
  73. *
  74. * @return bcmsdh_info_t Handle to BCMSDH context.
  75. */
  76. bcmsdh_info_t *
  77. bcmsdh_attach(osl_t *osh, void *cfghdl, void **regsva, uint irq)
  78. {
  79. bcmsdh_info_t *bcmsdh;
  80. if ((bcmsdh = (bcmsdh_info_t *)MALLOC(osh, sizeof(bcmsdh_info_t))) == NULL) {
  81. BCMSDH_ERROR(("bcmsdh_attach: out of memory, malloced %d bytes\n", MALLOCED(osh)));
  82. return NULL;
  83. }
  84. bzero((char *)bcmsdh, sizeof(bcmsdh_info_t));
  85. /* save the handler locally */
  86. l_bcmsdh = bcmsdh;
  87. if (!(bcmsdh->sdioh = sdioh_attach(osh, cfghdl, irq))) {
  88. bcmsdh_detach(osh, bcmsdh);
  89. return NULL;
  90. }
  91. bcmsdh->osh = osh;
  92. bcmsdh->init_success = TRUE;
  93. *regsva = (uint32 *)SI_ENUM_BASE;
  94. /* Report the BAR, to fix if needed */
  95. bcmsdh->sbwad = SI_ENUM_BASE;
  96. return bcmsdh;
  97. }
  98. int
  99. bcmsdh_detach(osl_t *osh, void *sdh)
  100. {
  101. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  102. if (bcmsdh != NULL) {
  103. if (bcmsdh->sdioh) {
  104. sdioh_detach(osh, bcmsdh->sdioh);
  105. bcmsdh->sdioh = NULL;
  106. }
  107. MFREE(osh, bcmsdh, sizeof(bcmsdh_info_t));
  108. }
  109. l_bcmsdh = NULL;
  110. return 0;
  111. }
  112. int
  113. bcmsdh_iovar_op(void *sdh, const char *name,
  114. void *params, int plen, void *arg, int len, bool set)
  115. {
  116. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  117. return sdioh_iovar_op(bcmsdh->sdioh, name, params, plen, arg, len, set);
  118. }
  119. bool
  120. bcmsdh_intr_query(void *sdh)
  121. {
  122. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  123. SDIOH_API_RC status;
  124. bool on;
  125. ASSERT(bcmsdh);
  126. status = sdioh_interrupt_query(bcmsdh->sdioh, &on);
  127. if (SDIOH_API_SUCCESS(status))
  128. return FALSE;
  129. else
  130. return on;
  131. }
  132. int
  133. bcmsdh_intr_enable(void *sdh)
  134. {
  135. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  136. SDIOH_API_RC status;
  137. ASSERT(bcmsdh);
  138. status = sdioh_interrupt_set(bcmsdh->sdioh, TRUE);
  139. return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
  140. }
  141. int
  142. bcmsdh_intr_disable(void *sdh)
  143. {
  144. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  145. SDIOH_API_RC status;
  146. ASSERT(bcmsdh);
  147. status = sdioh_interrupt_set(bcmsdh->sdioh, FALSE);
  148. return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
  149. }
  150. int
  151. bcmsdh_intr_reg(void *sdh, bcmsdh_cb_fn_t fn, void *argh)
  152. {
  153. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  154. SDIOH_API_RC status;
  155. ASSERT(bcmsdh);
  156. status = sdioh_interrupt_register(bcmsdh->sdioh, fn, argh);
  157. return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
  158. }
  159. int
  160. bcmsdh_intr_dereg(void *sdh)
  161. {
  162. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  163. SDIOH_API_RC status;
  164. ASSERT(bcmsdh);
  165. status = sdioh_interrupt_deregister(bcmsdh->sdioh);
  166. return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
  167. }
  168. #if defined(DHD_DEBUG)
  169. bool
  170. bcmsdh_intr_pending(void *sdh)
  171. {
  172. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  173. ASSERT(sdh);
  174. return sdioh_interrupt_pending(bcmsdh->sdioh);
  175. }
  176. #endif
  177. int
  178. bcmsdh_devremove_reg(void *sdh, bcmsdh_cb_fn_t fn, void *argh)
  179. {
  180. ASSERT(sdh);
  181. /* don't support yet */
  182. return BCME_UNSUPPORTED;
  183. }
  184. /**
  185. * Read from SDIO Configuration Space
  186. * @param sdh SDIO Host context.
  187. * @param func_num Function number to read from.
  188. * @param addr Address to read from.
  189. * @param err Error return.
  190. * @return value read from SDIO configuration space.
  191. */
  192. uint8
  193. bcmsdh_cfg_read(void *sdh, uint fnc_num, uint32 addr, int *err)
  194. {
  195. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  196. SDIOH_API_RC status;
  197. #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
  198. int32 retry = 0;
  199. #endif
  200. uint8 data = 0;
  201. if (!bcmsdh)
  202. bcmsdh = l_bcmsdh;
  203. ASSERT(bcmsdh->init_success);
  204. #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
  205. do {
  206. if (retry) /* wait for 1 ms till bus get settled down */
  207. OSL_DELAY(1000);
  208. #endif
  209. status = sdioh_cfg_read(bcmsdh->sdioh, fnc_num, addr, (uint8 *)&data);
  210. #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
  211. } while (!SDIOH_API_SUCCESS(status) && (retry++ < SDIOH_API_ACCESS_RETRY_LIMIT));
  212. #endif
  213. if (err)
  214. *err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
  215. BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint8data = 0x%x\n", __FUNCTION__,
  216. fnc_num, addr, data));
  217. return data;
  218. }
  219. void
  220. bcmsdh_cfg_write(void *sdh, uint fnc_num, uint32 addr, uint8 data, int *err)
  221. {
  222. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  223. SDIOH_API_RC status;
  224. #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
  225. int32 retry = 0;
  226. #endif
  227. if (!bcmsdh)
  228. bcmsdh = l_bcmsdh;
  229. ASSERT(bcmsdh->init_success);
  230. #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
  231. do {
  232. if (retry) /* wait for 1 ms till bus get settled down */
  233. OSL_DELAY(1000);
  234. #endif
  235. status = sdioh_cfg_write(bcmsdh->sdioh, fnc_num, addr, (uint8 *)&data);
  236. #ifdef SDIOH_API_ACCESS_RETRY_LIMIT
  237. } while (!SDIOH_API_SUCCESS(status) && (retry++ < SDIOH_API_ACCESS_RETRY_LIMIT));
  238. #endif
  239. if (err)
  240. *err = SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR;
  241. BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint8data = 0x%x\n", __FUNCTION__,
  242. fnc_num, addr, data));
  243. }
  244. uint32
  245. bcmsdh_cfg_read_word(void *sdh, uint fnc_num, uint32 addr, int *err)
  246. {
  247. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  248. SDIOH_API_RC status;
  249. uint32 data = 0;
  250. if (!bcmsdh)
  251. bcmsdh = l_bcmsdh;
  252. ASSERT(bcmsdh->init_success);
  253. status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_READ, fnc_num,
  254. addr, &data, 4);
  255. if (err)
  256. *err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
  257. BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint32data = 0x%x\n", __FUNCTION__,
  258. fnc_num, addr, data));
  259. return data;
  260. }
  261. void
  262. bcmsdh_cfg_write_word(void *sdh, uint fnc_num, uint32 addr, uint32 data, int *err)
  263. {
  264. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  265. SDIOH_API_RC status;
  266. if (!bcmsdh)
  267. bcmsdh = l_bcmsdh;
  268. ASSERT(bcmsdh->init_success);
  269. status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_WRITE, fnc_num,
  270. addr, &data, 4);
  271. if (err)
  272. *err = (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
  273. BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, uint32data = 0x%x\n", __FUNCTION__, fnc_num,
  274. addr, data));
  275. }
  276. int
  277. bcmsdh_cis_read(void *sdh, uint func, uint8 *cis, uint length)
  278. {
  279. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  280. SDIOH_API_RC status;
  281. uint8 *tmp_buf, *tmp_ptr;
  282. uint8 *ptr;
  283. bool ascii = func & ~0xf;
  284. func &= 0x7;
  285. if (!bcmsdh)
  286. bcmsdh = l_bcmsdh;
  287. ASSERT(bcmsdh->init_success);
  288. ASSERT(cis);
  289. ASSERT(length <= SBSDIO_CIS_SIZE_LIMIT);
  290. status = sdioh_cis_read(bcmsdh->sdioh, func, cis, length);
  291. if (ascii) {
  292. /* Move binary bits to tmp and format them into the provided buffer. */
  293. if ((tmp_buf = (uint8 *)MALLOC(bcmsdh->osh, length)) == NULL) {
  294. BCMSDH_ERROR(("%s: out of memory\n", __FUNCTION__));
  295. return BCME_NOMEM;
  296. }
  297. bcopy(cis, tmp_buf, length);
  298. for (tmp_ptr = tmp_buf, ptr = cis; ptr < (cis + length - 4); tmp_ptr++) {
  299. ptr += sprintf((char*)ptr, "%.2x ", *tmp_ptr & 0xff);
  300. if ((((tmp_ptr - tmp_buf) + 1) & 0xf) == 0)
  301. ptr += sprintf((char *)ptr, "\n");
  302. }
  303. MFREE(bcmsdh->osh, tmp_buf, length);
  304. }
  305. return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
  306. }
  307. int
  308. bcmsdhsdio_set_sbaddr_window(void *sdh, uint32 address, bool force_set)
  309. {
  310. int err = 0;
  311. uint bar0 = address & ~SBSDIO_SB_OFT_ADDR_MASK;
  312. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  313. if (bar0 != bcmsdh->sbwad || force_set) {
  314. bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRLOW,
  315. (address >> 8) & SBSDIO_SBADDRLOW_MASK, &err);
  316. if (!err)
  317. bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRMID,
  318. (address >> 16) & SBSDIO_SBADDRMID_MASK, &err);
  319. if (!err)
  320. bcmsdh_cfg_write(bcmsdh, SDIO_FUNC_1, SBSDIO_FUNC1_SBADDRHIGH,
  321. (address >> 24) & SBSDIO_SBADDRHIGH_MASK, &err);
  322. if (!err)
  323. bcmsdh->sbwad = bar0;
  324. else
  325. /* invalidate cached window var */
  326. bcmsdh->sbwad = 0;
  327. }
  328. return err;
  329. }
  330. uint32
  331. bcmsdh_reg_read(void *sdh, uint32 addr, uint size)
  332. {
  333. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  334. SDIOH_API_RC status;
  335. uint32 word = 0;
  336. BCMSDH_INFO(("%s:fun = 1, addr = 0x%x, ", __FUNCTION__, addr));
  337. if (!bcmsdh)
  338. bcmsdh = l_bcmsdh;
  339. ASSERT(bcmsdh->init_success);
  340. if (bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, FALSE))
  341. return 0xFFFFFFFF;
  342. addr &= SBSDIO_SB_OFT_ADDR_MASK;
  343. if (size == 4)
  344. addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
  345. status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL,
  346. SDIOH_READ, SDIO_FUNC_1, addr, &word, size);
  347. bcmsdh->regfail = !(SDIOH_API_SUCCESS(status));
  348. BCMSDH_INFO(("uint32data = 0x%x\n", word));
  349. /* if ok, return appropriately masked word */
  350. if (SDIOH_API_SUCCESS(status)) {
  351. switch (size) {
  352. case sizeof(uint8):
  353. return (word & 0xff);
  354. case sizeof(uint16):
  355. return (word & 0xffff);
  356. case sizeof(uint32):
  357. return word;
  358. default:
  359. bcmsdh->regfail = TRUE;
  360. }
  361. }
  362. /* otherwise, bad sdio access or invalid size */
  363. BCMSDH_ERROR(("%s: error reading addr 0x%04x size %d\n", __FUNCTION__, addr, size));
  364. return 0xFFFFFFFF;
  365. }
  366. uint32
  367. bcmsdh_reg_write(void *sdh, uint32 addr, uint size, uint32 data)
  368. {
  369. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  370. SDIOH_API_RC status;
  371. int err = 0;
  372. BCMSDH_INFO(("%s:fun = 1, addr = 0x%x, uint%ddata = 0x%x\n",
  373. __FUNCTION__, addr, size*8, data));
  374. if (!bcmsdh)
  375. bcmsdh = l_bcmsdh;
  376. ASSERT(bcmsdh->init_success);
  377. if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, FALSE)))
  378. return err;
  379. addr &= SBSDIO_SB_OFT_ADDR_MASK;
  380. if (size == 4)
  381. addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
  382. status = sdioh_request_word(bcmsdh->sdioh, SDIOH_CMD_TYPE_NORMAL, SDIOH_WRITE, SDIO_FUNC_1,
  383. addr, &data, size);
  384. bcmsdh->regfail = !(SDIOH_API_SUCCESS(status));
  385. if (SDIOH_API_SUCCESS(status))
  386. return 0;
  387. BCMSDH_ERROR(("%s: error writing 0x%08x to addr 0x%04x size %d\n",
  388. __FUNCTION__, data, addr, size));
  389. return 0xFFFFFFFF;
  390. }
  391. bool
  392. bcmsdh_regfail(void *sdh)
  393. {
  394. return ((bcmsdh_info_t *)sdh)->regfail;
  395. }
  396. int
  397. bcmsdh_recv_buf(void *sdh, uint32 addr, uint fn, uint flags,
  398. uint8 *buf, uint nbytes, void *pkt,
  399. bcmsdh_cmplt_fn_t complete_fn, void *handle)
  400. {
  401. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  402. SDIOH_API_RC status;
  403. uint incr_fix;
  404. uint width;
  405. int err = 0;
  406. ASSERT(bcmsdh);
  407. ASSERT(bcmsdh->init_success);
  408. BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, size = %d\n",
  409. __FUNCTION__, fn, addr, nbytes));
  410. /* Async not implemented yet */
  411. ASSERT(!(flags & SDIO_REQ_ASYNC));
  412. if (flags & SDIO_REQ_ASYNC)
  413. return BCME_UNSUPPORTED;
  414. if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, FALSE)))
  415. return err;
  416. addr &= SBSDIO_SB_OFT_ADDR_MASK;
  417. incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC;
  418. width = (flags & SDIO_REQ_4BYTE) ? 4 : 2;
  419. if (width == 4)
  420. addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
  421. status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, incr_fix,
  422. SDIOH_READ, fn, addr, width, nbytes, buf, pkt);
  423. return (SDIOH_API_SUCCESS(status) ? 0 : BCME_SDIO_ERROR);
  424. }
  425. int
  426. bcmsdh_send_buf(void *sdh, uint32 addr, uint fn, uint flags,
  427. uint8 *buf, uint nbytes, void *pkt,
  428. bcmsdh_cmplt_fn_t complete_fn, void *handle)
  429. {
  430. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  431. SDIOH_API_RC status;
  432. uint incr_fix;
  433. uint width;
  434. int err = 0;
  435. ASSERT(bcmsdh);
  436. ASSERT(bcmsdh->init_success);
  437. BCMSDH_INFO(("%s:fun = %d, addr = 0x%x, size = %d\n",
  438. __FUNCTION__, fn, addr, nbytes));
  439. /* Async not implemented yet */
  440. ASSERT(!(flags & SDIO_REQ_ASYNC));
  441. if (flags & SDIO_REQ_ASYNC)
  442. return BCME_UNSUPPORTED;
  443. if ((err = bcmsdhsdio_set_sbaddr_window(bcmsdh, addr, FALSE)))
  444. return err;
  445. addr &= SBSDIO_SB_OFT_ADDR_MASK;
  446. incr_fix = (flags & SDIO_REQ_FIXED) ? SDIOH_DATA_FIX : SDIOH_DATA_INC;
  447. width = (flags & SDIO_REQ_4BYTE) ? 4 : 2;
  448. if (width == 4)
  449. addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
  450. status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, incr_fix,
  451. SDIOH_WRITE, fn, addr, width, nbytes, buf, pkt);
  452. return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
  453. }
  454. int
  455. bcmsdh_rwdata(void *sdh, uint rw, uint32 addr, uint8 *buf, uint nbytes)
  456. {
  457. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  458. SDIOH_API_RC status;
  459. ASSERT(bcmsdh);
  460. ASSERT(bcmsdh->init_success);
  461. ASSERT((addr & SBSDIO_SBWINDOW_MASK) == 0);
  462. addr &= SBSDIO_SB_OFT_ADDR_MASK;
  463. addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
  464. status = sdioh_request_buffer(bcmsdh->sdioh, SDIOH_DATA_PIO, SDIOH_DATA_INC,
  465. (rw ? SDIOH_WRITE : SDIOH_READ), SDIO_FUNC_1,
  466. addr, 4, nbytes, buf, NULL);
  467. return (SDIOH_API_SUCCESS(status) ? 0 : BCME_ERROR);
  468. }
  469. int
  470. bcmsdh_abort(void *sdh, uint fn)
  471. {
  472. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  473. return sdioh_abort(bcmsdh->sdioh, fn);
  474. }
  475. int
  476. bcmsdh_start(void *sdh, int stage)
  477. {
  478. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  479. return sdioh_start(bcmsdh->sdioh, stage);
  480. }
  481. int
  482. bcmsdh_stop(void *sdh)
  483. {
  484. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  485. return sdioh_stop(bcmsdh->sdioh);
  486. }
  487. int
  488. bcmsdh_waitlockfree(void *sdh)
  489. {
  490. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  491. if (!bcmsdh)
  492. bcmsdh = l_bcmsdh;
  493. return sdioh_waitlockfree(bcmsdh->sdioh);
  494. }
  495. int
  496. bcmsdh_query_device(void *sdh)
  497. {
  498. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  499. bcmsdh->vendevid = (VENDOR_BROADCOM << 16) | 0;
  500. return (bcmsdh->vendevid);
  501. }
  502. uint
  503. bcmsdh_query_iofnum(void *sdh)
  504. {
  505. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  506. if (!bcmsdh)
  507. bcmsdh = l_bcmsdh;
  508. return (sdioh_query_iofnum(bcmsdh->sdioh));
  509. }
  510. int
  511. bcmsdh_reset(bcmsdh_info_t *sdh)
  512. {
  513. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  514. return sdioh_sdio_reset(bcmsdh->sdioh);
  515. }
  516. void *bcmsdh_get_sdioh(bcmsdh_info_t *sdh)
  517. {
  518. ASSERT(sdh);
  519. return sdh->sdioh;
  520. }
  521. /* Function to pass device-status bits to DHD. */
  522. uint32
  523. bcmsdh_get_dstatus(void *sdh)
  524. {
  525. return 0;
  526. }
  527. uint32
  528. bcmsdh_cur_sbwad(void *sdh)
  529. {
  530. bcmsdh_info_t *bcmsdh = (bcmsdh_info_t *)sdh;
  531. if (!bcmsdh)
  532. bcmsdh = l_bcmsdh;
  533. return (bcmsdh->sbwad);
  534. }
  535. void
  536. bcmsdh_chipinfo(void *sdh, uint32 chip, uint32 chiprev)
  537. {
  538. return;
  539. }
  540. int
  541. bcmsdh_sleep(void *sdh, bool enab)
  542. {
  543. #ifdef SDIOH_SLEEP_ENABLED
  544. bcmsdh_info_t *p = (bcmsdh_info_t *)sdh;
  545. sdioh_info_t *sd = (sdioh_info_t *)(p->sdioh);
  546. return sdioh_sleep(sd, enab);
  547. #else
  548. return BCME_UNSUPPORTED;
  549. #endif
  550. }