/drivers/staging/brcm80211/brcmfmac/dhd_common.c

https://bitbucket.org/wisechild/galaxy-nexus · C · 1848 lines · 1440 code · 270 blank · 138 comment · 229 complexity · 2e5ba187470813e1cd431e385673d1c4 MD5 · raw file

  1. /*
  2. * Copyright (c) 2010 Broadcom Corporation
  3. *
  4. * Permission to use, copy, modify, and/or distribute this software for any
  5. * purpose with or without fee is hereby granted, provided that the above
  6. * copyright notice and this permission notice appear in all copies.
  7. *
  8. * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9. * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10. * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  11. * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12. * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  13. * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  14. * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15. */
  16. #include <linux/kernel.h>
  17. #include <linux/string.h>
  18. #include <bcmdefs.h>
  19. #include <linux/netdevice.h>
  20. #include <bcmutils.h>
  21. #include <dngl_stats.h>
  22. #include <dhd.h>
  23. #include <dhd_bus.h>
  24. #include <dhd_proto.h>
  25. #include <dhd_dbg.h>
  26. #include <msgtrace.h>
  27. #include <wlioctl.h>
  28. int dhd_msg_level;
  29. char fw_path[MOD_PARAM_PATHLEN];
  30. char nv_path[MOD_PARAM_PATHLEN];
  31. /* Last connection success/failure status */
  32. u32 dhd_conn_event;
  33. u32 dhd_conn_status;
  34. u32 dhd_conn_reason;
  35. extern int dhdcdc_set_ioctl(dhd_pub_t *dhd, int ifidx, uint cmd, void *buf,
  36. uint len);
  37. extern void dhd_ind_scan_confirm(void *h, bool status);
  38. extern int dhd_wl_ioctl(dhd_pub_t *dhd, uint cmd, char *buf, uint buflen);
  39. void dhd_iscan_lock(void);
  40. void dhd_iscan_unlock(void);
  41. /* Packet alignment for most efficient SDIO (can change based on platform) */
  42. #ifndef DHD_SDALIGN
  43. #define DHD_SDALIGN 32
  44. #endif
  45. #if !ISPOWEROF2(DHD_SDALIGN)
  46. #error DHD_SDALIGN is not a power of 2!
  47. #endif
  48. #define EPI_VERSION_STR "4.218.248.5"
  49. #ifdef DHD_DEBUG
  50. const char dhd_version[] =
  51. "Dongle Host Driver, version " EPI_VERSION_STR "\nCompiled on " __DATE__
  52. " at " __TIME__;
  53. #else
  54. const char dhd_version[] = "Dongle Host Driver, version " EPI_VERSION_STR;
  55. #endif
  56. void dhd_set_timer(void *bus, uint wdtick);
  57. /* IOVar table */
  58. enum {
  59. IOV_VERSION = 1,
  60. IOV_MSGLEVEL,
  61. IOV_BCMERRORSTR,
  62. IOV_BCMERROR,
  63. IOV_WDTICK,
  64. IOV_DUMP,
  65. #ifdef DHD_DEBUG
  66. IOV_CONS,
  67. IOV_DCONSOLE_POLL,
  68. #endif
  69. IOV_CLEARCOUNTS,
  70. IOV_LOGDUMP,
  71. IOV_LOGCAL,
  72. IOV_LOGSTAMP,
  73. IOV_GPIOOB,
  74. IOV_IOCTLTIMEOUT,
  75. IOV_LAST
  76. };
  77. const bcm_iovar_t dhd_iovars[] = {
  78. {"version", IOV_VERSION, 0, IOVT_BUFFER, sizeof(dhd_version)}
  79. ,
  80. #ifdef DHD_DEBUG
  81. {"msglevel", IOV_MSGLEVEL, 0, IOVT_UINT32, 0}
  82. ,
  83. #endif /* DHD_DEBUG */
  84. {"bcmerrorstr", IOV_BCMERRORSTR, 0, IOVT_BUFFER, BCME_STRLEN}
  85. ,
  86. {"bcmerror", IOV_BCMERROR, 0, IOVT_INT8, 0}
  87. ,
  88. {"wdtick", IOV_WDTICK, 0, IOVT_UINT32, 0}
  89. ,
  90. {"dump", IOV_DUMP, 0, IOVT_BUFFER, DHD_IOCTL_MAXLEN}
  91. ,
  92. #ifdef DHD_DEBUG
  93. {"dconpoll", IOV_DCONSOLE_POLL, 0, IOVT_UINT32, 0}
  94. ,
  95. {"cons", IOV_CONS, 0, IOVT_BUFFER, 0}
  96. ,
  97. #endif
  98. {"clearcounts", IOV_CLEARCOUNTS, 0, IOVT_VOID, 0}
  99. ,
  100. {"gpioob", IOV_GPIOOB, 0, IOVT_UINT32, 0}
  101. ,
  102. {"ioctl_timeout", IOV_IOCTLTIMEOUT, 0, IOVT_UINT32, 0}
  103. ,
  104. {NULL, 0, 0, 0, 0}
  105. };
  106. void dhd_common_init(void)
  107. {
  108. /* Init global variables at run-time, not as part of the declaration.
  109. * This is required to support init/de-init of the driver.
  110. * Initialization
  111. * of globals as part of the declaration results in non-deterministic
  112. * behaviour since the value of the globals may be different on the
  113. * first time that the driver is initialized vs subsequent
  114. * initializations.
  115. */
  116. dhd_msg_level = DHD_ERROR_VAL;
  117. #ifdef CONFIG_BCM4329_FW_PATH
  118. strncpy(fw_path, CONFIG_BCM4329_FW_PATH, MOD_PARAM_PATHLEN - 1);
  119. #else
  120. fw_path[0] = '\0';
  121. #endif
  122. #ifdef CONFIG_BCM4329_NVRAM_PATH
  123. strncpy(nv_path, CONFIG_BCM4329_NVRAM_PATH, MOD_PARAM_PATHLEN - 1);
  124. #else
  125. nv_path[0] = '\0';
  126. #endif
  127. }
  128. static int dhd_dump(dhd_pub_t *dhdp, char *buf, int buflen)
  129. {
  130. struct bcmstrbuf b;
  131. struct bcmstrbuf *strbuf = &b;
  132. bcm_binit(strbuf, buf, buflen);
  133. /* Base DHD info */
  134. bcm_bprintf(strbuf, "%s\n", dhd_version);
  135. bcm_bprintf(strbuf, "\n");
  136. bcm_bprintf(strbuf, "pub.up %d pub.txoff %d pub.busstate %d\n",
  137. dhdp->up, dhdp->txoff, dhdp->busstate);
  138. bcm_bprintf(strbuf, "pub.hdrlen %d pub.maxctl %d pub.rxsz %d\n",
  139. dhdp->hdrlen, dhdp->maxctl, dhdp->rxsz);
  140. bcm_bprintf(strbuf, "pub.iswl %d pub.drv_version %ld pub.mac %pM\n",
  141. dhdp->iswl, dhdp->drv_version, &dhdp->mac);
  142. bcm_bprintf(strbuf, "pub.bcmerror %d tickcnt %d\n", dhdp->bcmerror,
  143. dhdp->tickcnt);
  144. bcm_bprintf(strbuf, "dongle stats:\n");
  145. bcm_bprintf(strbuf,
  146. "tx_packets %ld tx_bytes %ld tx_errors %ld tx_dropped %ld\n",
  147. dhdp->dstats.tx_packets, dhdp->dstats.tx_bytes,
  148. dhdp->dstats.tx_errors, dhdp->dstats.tx_dropped);
  149. bcm_bprintf(strbuf,
  150. "rx_packets %ld rx_bytes %ld rx_errors %ld rx_dropped %ld\n",
  151. dhdp->dstats.rx_packets, dhdp->dstats.rx_bytes,
  152. dhdp->dstats.rx_errors, dhdp->dstats.rx_dropped);
  153. bcm_bprintf(strbuf, "multicast %ld\n", dhdp->dstats.multicast);
  154. bcm_bprintf(strbuf, "bus stats:\n");
  155. bcm_bprintf(strbuf, "tx_packets %ld tx_multicast %ld tx_errors %ld\n",
  156. dhdp->tx_packets, dhdp->tx_multicast, dhdp->tx_errors);
  157. bcm_bprintf(strbuf, "tx_ctlpkts %ld tx_ctlerrs %ld\n",
  158. dhdp->tx_ctlpkts, dhdp->tx_ctlerrs);
  159. bcm_bprintf(strbuf, "rx_packets %ld rx_multicast %ld rx_errors %ld\n",
  160. dhdp->rx_packets, dhdp->rx_multicast, dhdp->rx_errors);
  161. bcm_bprintf(strbuf,
  162. "rx_ctlpkts %ld rx_ctlerrs %ld rx_dropped %ld rx_flushed %ld\n",
  163. dhdp->rx_ctlpkts, dhdp->rx_ctlerrs, dhdp->rx_dropped,
  164. dhdp->rx_flushed);
  165. bcm_bprintf(strbuf,
  166. "rx_readahead_cnt %ld tx_realloc %ld fc_packets %ld\n",
  167. dhdp->rx_readahead_cnt, dhdp->tx_realloc, dhdp->fc_packets);
  168. bcm_bprintf(strbuf, "wd_dpc_sched %ld\n", dhdp->wd_dpc_sched);
  169. bcm_bprintf(strbuf, "\n");
  170. /* Add any prot info */
  171. dhd_prot_dump(dhdp, strbuf);
  172. bcm_bprintf(strbuf, "\n");
  173. /* Add any bus info */
  174. dhd_bus_dump(dhdp, strbuf);
  175. return !strbuf->size ? -EOVERFLOW : 0;
  176. }
  177. static int
  178. dhd_doiovar(dhd_pub_t *dhd_pub, const bcm_iovar_t *vi, u32 actionid,
  179. const char *name, void *params, int plen, void *arg, int len,
  180. int val_size)
  181. {
  182. int bcmerror = 0;
  183. s32 int_val = 0;
  184. DHD_TRACE(("%s: Enter\n", __func__));
  185. bcmerror = bcm_iovar_lencheck(vi, arg, len, IOV_ISSET(actionid));
  186. if (bcmerror != 0)
  187. goto exit;
  188. if (plen >= (int)sizeof(int_val))
  189. memcpy(&int_val, params, sizeof(int_val));
  190. switch (actionid) {
  191. case IOV_GVAL(IOV_VERSION):
  192. /* Need to have checked buffer length */
  193. strncpy((char *)arg, dhd_version, len);
  194. break;
  195. case IOV_GVAL(IOV_MSGLEVEL):
  196. int_val = (s32) dhd_msg_level;
  197. memcpy(arg, &int_val, val_size);
  198. break;
  199. case IOV_SVAL(IOV_MSGLEVEL):
  200. dhd_msg_level = int_val;
  201. break;
  202. case IOV_GVAL(IOV_BCMERRORSTR):
  203. strncpy((char *)arg, "bcm_error",
  204. BCME_STRLEN);
  205. ((char *)arg)[BCME_STRLEN - 1] = 0x00;
  206. break;
  207. case IOV_GVAL(IOV_BCMERROR):
  208. int_val = (s32) dhd_pub->bcmerror;
  209. memcpy(arg, &int_val, val_size);
  210. break;
  211. case IOV_GVAL(IOV_WDTICK):
  212. int_val = (s32) dhd_watchdog_ms;
  213. memcpy(arg, &int_val, val_size);
  214. break;
  215. case IOV_SVAL(IOV_WDTICK):
  216. if (!dhd_pub->up) {
  217. bcmerror = -ENOLINK;
  218. break;
  219. }
  220. dhd_os_wd_timer(dhd_pub, (uint) int_val);
  221. break;
  222. case IOV_GVAL(IOV_DUMP):
  223. bcmerror = dhd_dump(dhd_pub, arg, len);
  224. break;
  225. #ifdef DHD_DEBUG
  226. case IOV_GVAL(IOV_DCONSOLE_POLL):
  227. int_val = (s32) dhd_console_ms;
  228. memcpy(arg, &int_val, val_size);
  229. break;
  230. case IOV_SVAL(IOV_DCONSOLE_POLL):
  231. dhd_console_ms = (uint) int_val;
  232. break;
  233. case IOV_SVAL(IOV_CONS):
  234. if (len > 0)
  235. bcmerror = dhd_bus_console_in(dhd_pub, arg, len - 1);
  236. break;
  237. #endif
  238. case IOV_SVAL(IOV_CLEARCOUNTS):
  239. dhd_pub->tx_packets = dhd_pub->rx_packets = 0;
  240. dhd_pub->tx_errors = dhd_pub->rx_errors = 0;
  241. dhd_pub->tx_ctlpkts = dhd_pub->rx_ctlpkts = 0;
  242. dhd_pub->tx_ctlerrs = dhd_pub->rx_ctlerrs = 0;
  243. dhd_pub->rx_dropped = 0;
  244. dhd_pub->rx_readahead_cnt = 0;
  245. dhd_pub->tx_realloc = 0;
  246. dhd_pub->wd_dpc_sched = 0;
  247. memset(&dhd_pub->dstats, 0, sizeof(dhd_pub->dstats));
  248. dhd_bus_clearcounts(dhd_pub);
  249. break;
  250. case IOV_GVAL(IOV_IOCTLTIMEOUT):{
  251. int_val = (s32) dhd_os_get_ioctl_resp_timeout();
  252. memcpy(arg, &int_val, sizeof(int_val));
  253. break;
  254. }
  255. case IOV_SVAL(IOV_IOCTLTIMEOUT):{
  256. if (int_val <= 0)
  257. bcmerror = -EINVAL;
  258. else
  259. dhd_os_set_ioctl_resp_timeout((unsigned int)
  260. int_val);
  261. break;
  262. }
  263. default:
  264. bcmerror = -ENOTSUPP;
  265. break;
  266. }
  267. exit:
  268. return bcmerror;
  269. }
  270. bool dhd_prec_enq(dhd_pub_t *dhdp, struct pktq *q, struct sk_buff *pkt,
  271. int prec)
  272. {
  273. struct sk_buff *p;
  274. int eprec = -1; /* precedence to evict from */
  275. bool discard_oldest;
  276. /* Fast case, precedence queue is not full and we are also not
  277. * exceeding total queue length
  278. */
  279. if (!pktq_pfull(q, prec) && !pktq_full(q)) {
  280. bcm_pktq_penq(q, prec, pkt);
  281. return true;
  282. }
  283. /* Determine precedence from which to evict packet, if any */
  284. if (pktq_pfull(q, prec))
  285. eprec = prec;
  286. else if (pktq_full(q)) {
  287. p = bcm_pktq_peek_tail(q, &eprec);
  288. ASSERT(p);
  289. if (eprec > prec)
  290. return false;
  291. }
  292. /* Evict if needed */
  293. if (eprec >= 0) {
  294. /* Detect queueing to unconfigured precedence */
  295. ASSERT(!pktq_pempty(q, eprec));
  296. discard_oldest = AC_BITMAP_TST(dhdp->wme_dp, eprec);
  297. if (eprec == prec && !discard_oldest)
  298. return false; /* refuse newer (incoming) packet */
  299. /* Evict packet according to discard policy */
  300. p = discard_oldest ? bcm_pktq_pdeq(q, eprec) :
  301. bcm_pktq_pdeq_tail(q, eprec);
  302. if (p == NULL) {
  303. DHD_ERROR(("%s: bcm_pktq_penq() failed, oldest %d.",
  304. __func__, discard_oldest));
  305. ASSERT(p);
  306. }
  307. bcm_pkt_buf_free_skb(p);
  308. }
  309. /* Enqueue */
  310. p = bcm_pktq_penq(q, prec, pkt);
  311. if (p == NULL) {
  312. DHD_ERROR(("%s: bcm_pktq_penq() failed.", __func__));
  313. ASSERT(p);
  314. }
  315. return true;
  316. }
  317. static int
  318. dhd_iovar_op(dhd_pub_t *dhd_pub, const char *name,
  319. void *params, int plen, void *arg, int len, bool set)
  320. {
  321. int bcmerror = 0;
  322. int val_size;
  323. const bcm_iovar_t *vi = NULL;
  324. u32 actionid;
  325. DHD_TRACE(("%s: Enter\n", __func__));
  326. ASSERT(name);
  327. ASSERT(len >= 0);
  328. /* Get MUST have return space */
  329. ASSERT(set || (arg && len));
  330. /* Set does NOT take qualifiers */
  331. ASSERT(!set || (!params && !plen));
  332. vi = bcm_iovar_lookup(dhd_iovars, name);
  333. if (vi == NULL) {
  334. bcmerror = -ENOTSUPP;
  335. goto exit;
  336. }
  337. DHD_CTL(("%s: %s %s, len %d plen %d\n", __func__,
  338. name, (set ? "set" : "get"), len, plen));
  339. /* set up 'params' pointer in case this is a set command so that
  340. * the convenience int and bool code can be common to set and get
  341. */
  342. if (params == NULL) {
  343. params = arg;
  344. plen = len;
  345. }
  346. if (vi->type == IOVT_VOID)
  347. val_size = 0;
  348. else if (vi->type == IOVT_BUFFER)
  349. val_size = len;
  350. else
  351. /* all other types are integer sized */
  352. val_size = sizeof(int);
  353. actionid = set ? IOV_SVAL(vi->varid) : IOV_GVAL(vi->varid);
  354. bcmerror =
  355. dhd_doiovar(dhd_pub, vi, actionid, name, params, plen, arg, len,
  356. val_size);
  357. exit:
  358. return bcmerror;
  359. }
  360. int dhd_ioctl(dhd_pub_t *dhd_pub, dhd_ioctl_t *ioc, void *buf, uint buflen)
  361. {
  362. int bcmerror = 0;
  363. DHD_TRACE(("%s: Enter\n", __func__));
  364. if (!buf)
  365. return -EINVAL;
  366. switch (ioc->cmd) {
  367. case DHD_GET_MAGIC:
  368. if (buflen < sizeof(int))
  369. bcmerror = -EOVERFLOW;
  370. else
  371. *(int *)buf = DHD_IOCTL_MAGIC;
  372. break;
  373. case DHD_GET_VERSION:
  374. if (buflen < sizeof(int))
  375. bcmerror = -EOVERFLOW;
  376. else
  377. *(int *)buf = DHD_IOCTL_VERSION;
  378. break;
  379. case DHD_GET_VAR:
  380. case DHD_SET_VAR:{
  381. char *arg;
  382. uint arglen;
  383. /* scan past the name to any arguments */
  384. for (arg = buf, arglen = buflen; *arg && arglen;
  385. arg++, arglen--)
  386. ;
  387. if (*arg) {
  388. bcmerror = -EOVERFLOW;
  389. break;
  390. }
  391. /* account for the NUL terminator */
  392. arg++, arglen--;
  393. /* call with the appropriate arguments */
  394. if (ioc->cmd == DHD_GET_VAR)
  395. bcmerror =
  396. dhd_iovar_op(dhd_pub, buf, arg, arglen, buf,
  397. buflen, IOV_GET);
  398. else
  399. bcmerror =
  400. dhd_iovar_op(dhd_pub, buf, NULL, 0, arg,
  401. arglen, IOV_SET);
  402. if (bcmerror != -ENOTSUPP)
  403. break;
  404. /* not in generic table, try protocol module */
  405. if (ioc->cmd == DHD_GET_VAR)
  406. bcmerror = dhd_prot_iovar_op(dhd_pub, buf, arg,
  407. arglen, buf,
  408. buflen, IOV_GET);
  409. else
  410. bcmerror = dhd_prot_iovar_op(dhd_pub, buf,
  411. NULL, 0, arg,
  412. arglen, IOV_SET);
  413. if (bcmerror != -ENOTSUPP)
  414. break;
  415. /* if still not found, try bus module */
  416. if (ioc->cmd == DHD_GET_VAR)
  417. bcmerror = dhd_bus_iovar_op(dhd_pub, buf,
  418. arg, arglen, buf,
  419. buflen, IOV_GET);
  420. else
  421. bcmerror = dhd_bus_iovar_op(dhd_pub, buf,
  422. NULL, 0, arg,
  423. arglen, IOV_SET);
  424. break;
  425. }
  426. default:
  427. bcmerror = -ENOTSUPP;
  428. }
  429. return bcmerror;
  430. }
  431. #ifdef SHOW_EVENTS
  432. static void wl_show_host_event(wl_event_msg_t *event, void *event_data)
  433. {
  434. uint i, status, reason;
  435. bool group = false, flush_txq = false, link = false;
  436. char *auth_str, *event_name;
  437. unsigned char *buf;
  438. char err_msg[256], eabuf[ETHER_ADDR_STR_LEN];
  439. static struct {
  440. uint event;
  441. char *event_name;
  442. } event_names[] = {
  443. {
  444. WLC_E_SET_SSID, "SET_SSID"}, {
  445. WLC_E_JOIN, "JOIN"}, {
  446. WLC_E_START, "START"}, {
  447. WLC_E_AUTH, "AUTH"}, {
  448. WLC_E_AUTH_IND, "AUTH_IND"}, {
  449. WLC_E_DEAUTH, "DEAUTH"}, {
  450. WLC_E_DEAUTH_IND, "DEAUTH_IND"}, {
  451. WLC_E_ASSOC, "ASSOC"}, {
  452. WLC_E_ASSOC_IND, "ASSOC_IND"}, {
  453. WLC_E_REASSOC, "REASSOC"}, {
  454. WLC_E_REASSOC_IND, "REASSOC_IND"}, {
  455. WLC_E_DISASSOC, "DISASSOC"}, {
  456. WLC_E_DISASSOC_IND, "DISASSOC_IND"}, {
  457. WLC_E_QUIET_START, "START_QUIET"}, {
  458. WLC_E_QUIET_END, "END_QUIET"}, {
  459. WLC_E_BEACON_RX, "BEACON_RX"}, {
  460. WLC_E_LINK, "LINK"}, {
  461. WLC_E_MIC_ERROR, "MIC_ERROR"}, {
  462. WLC_E_NDIS_LINK, "NDIS_LINK"}, {
  463. WLC_E_ROAM, "ROAM"}, {
  464. WLC_E_TXFAIL, "TXFAIL"}, {
  465. WLC_E_PMKID_CACHE, "PMKID_CACHE"}, {
  466. WLC_E_RETROGRADE_TSF, "RETROGRADE_TSF"}, {
  467. WLC_E_PRUNE, "PRUNE"}, {
  468. WLC_E_AUTOAUTH, "AUTOAUTH"}, {
  469. WLC_E_EAPOL_MSG, "EAPOL_MSG"}, {
  470. WLC_E_SCAN_COMPLETE, "SCAN_COMPLETE"}, {
  471. WLC_E_ADDTS_IND, "ADDTS_IND"}, {
  472. WLC_E_DELTS_IND, "DELTS_IND"}, {
  473. WLC_E_BCNSENT_IND, "BCNSENT_IND"}, {
  474. WLC_E_BCNRX_MSG, "BCNRX_MSG"}, {
  475. WLC_E_BCNLOST_MSG, "BCNLOST_MSG"}, {
  476. WLC_E_ROAM_PREP, "ROAM_PREP"}, {
  477. WLC_E_PFN_NET_FOUND, "PNO_NET_FOUND"}, {
  478. WLC_E_PFN_NET_LOST, "PNO_NET_LOST"}, {
  479. WLC_E_RESET_COMPLETE, "RESET_COMPLETE"}, {
  480. WLC_E_JOIN_START, "JOIN_START"}, {
  481. WLC_E_ROAM_START, "ROAM_START"}, {
  482. WLC_E_ASSOC_START, "ASSOC_START"}, {
  483. WLC_E_IBSS_ASSOC, "IBSS_ASSOC"}, {
  484. WLC_E_RADIO, "RADIO"}, {
  485. WLC_E_PSM_WATCHDOG, "PSM_WATCHDOG"}, {
  486. WLC_E_PROBREQ_MSG, "PROBREQ_MSG"}, {
  487. WLC_E_SCAN_CONFIRM_IND, "SCAN_CONFIRM_IND"}, {
  488. WLC_E_PSK_SUP, "PSK_SUP"}, {
  489. WLC_E_COUNTRY_CODE_CHANGED, "COUNTRY_CODE_CHANGED"}, {
  490. WLC_E_EXCEEDED_MEDIUM_TIME, "EXCEEDED_MEDIUM_TIME"}, {
  491. WLC_E_ICV_ERROR, "ICV_ERROR"}, {
  492. WLC_E_UNICAST_DECODE_ERROR, "UNICAST_DECODE_ERROR"}, {
  493. WLC_E_MULTICAST_DECODE_ERROR, "MULTICAST_DECODE_ERROR"}, {
  494. WLC_E_TRACE, "TRACE"}, {
  495. WLC_E_ACTION_FRAME, "ACTION FRAME"}, {
  496. WLC_E_ACTION_FRAME_COMPLETE, "ACTION FRAME TX COMPLETE"}, {
  497. WLC_E_IF, "IF"}, {
  498. WLC_E_RSSI, "RSSI"}, {
  499. WLC_E_PFN_SCAN_COMPLETE, "SCAN_COMPLETE"}
  500. };
  501. uint event_type, flags, auth_type, datalen;
  502. event_type = be32_to_cpu(event->event_type);
  503. flags = be16_to_cpu(event->flags);
  504. status = be32_to_cpu(event->status);
  505. reason = be32_to_cpu(event->reason);
  506. auth_type = be32_to_cpu(event->auth_type);
  507. datalen = be32_to_cpu(event->datalen);
  508. /* debug dump of event messages */
  509. sprintf(eabuf, "%pM", event->addr);
  510. event_name = "UNKNOWN";
  511. for (i = 0; i < ARRAY_SIZE(event_names); i++) {
  512. if (event_names[i].event == event_type)
  513. event_name = event_names[i].event_name;
  514. }
  515. DHD_EVENT(("EVENT: %s, event ID = %d\n", event_name, event_type));
  516. DHD_EVENT(("flags 0x%04x, status %d, reason %d, auth_type %d MAC %s\n",
  517. flags, status, reason, auth_type, eabuf));
  518. if (flags & WLC_EVENT_MSG_LINK)
  519. link = true;
  520. if (flags & WLC_EVENT_MSG_GROUP)
  521. group = true;
  522. if (flags & WLC_EVENT_MSG_FLUSHTXQ)
  523. flush_txq = true;
  524. switch (event_type) {
  525. case WLC_E_START:
  526. case WLC_E_DEAUTH:
  527. case WLC_E_DISASSOC:
  528. DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
  529. break;
  530. case WLC_E_ASSOC_IND:
  531. case WLC_E_REASSOC_IND:
  532. DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
  533. break;
  534. case WLC_E_ASSOC:
  535. case WLC_E_REASSOC:
  536. if (status == WLC_E_STATUS_SUCCESS) {
  537. DHD_EVENT(("MACEVENT: %s, MAC %s, SUCCESS\n",
  538. event_name, eabuf));
  539. } else if (status == WLC_E_STATUS_TIMEOUT) {
  540. DHD_EVENT(("MACEVENT: %s, MAC %s, TIMEOUT\n",
  541. event_name, eabuf));
  542. } else if (status == WLC_E_STATUS_FAIL) {
  543. DHD_EVENT(("MACEVENT: %s, MAC %s, FAILURE, reason %d\n",
  544. event_name, eabuf, (int)reason));
  545. } else {
  546. DHD_EVENT(("MACEVENT: %s, MAC %s, unexpected status "
  547. "%d\n", event_name, eabuf, (int)status));
  548. }
  549. break;
  550. case WLC_E_DEAUTH_IND:
  551. case WLC_E_DISASSOC_IND:
  552. DHD_EVENT(("MACEVENT: %s, MAC %s, reason %d\n", event_name,
  553. eabuf, (int)reason));
  554. break;
  555. case WLC_E_AUTH:
  556. case WLC_E_AUTH_IND:
  557. if (auth_type == WLAN_AUTH_OPEN)
  558. auth_str = "Open System";
  559. else if (auth_type == WLAN_AUTH_SHARED_KEY)
  560. auth_str = "Shared Key";
  561. else {
  562. sprintf(err_msg, "AUTH unknown: %d", (int)auth_type);
  563. auth_str = err_msg;
  564. }
  565. if (event_type == WLC_E_AUTH_IND) {
  566. DHD_EVENT(("MACEVENT: %s, MAC %s, %s\n", event_name,
  567. eabuf, auth_str));
  568. } else if (status == WLC_E_STATUS_SUCCESS) {
  569. DHD_EVENT(("MACEVENT: %s, MAC %s, %s, SUCCESS\n",
  570. event_name, eabuf, auth_str));
  571. } else if (status == WLC_E_STATUS_TIMEOUT) {
  572. DHD_EVENT(("MACEVENT: %s, MAC %s, %s, TIMEOUT\n",
  573. event_name, eabuf, auth_str));
  574. } else if (status == WLC_E_STATUS_FAIL) {
  575. DHD_EVENT(("MACEVENT: %s, MAC %s, %s, FAILURE, "
  576. "reason %d\n",
  577. event_name, eabuf, auth_str, (int)reason));
  578. }
  579. break;
  580. case WLC_E_JOIN:
  581. case WLC_E_ROAM:
  582. case WLC_E_SET_SSID:
  583. if (status == WLC_E_STATUS_SUCCESS) {
  584. DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name,
  585. eabuf));
  586. } else if (status == WLC_E_STATUS_FAIL) {
  587. DHD_EVENT(("MACEVENT: %s, failed\n", event_name));
  588. } else if (status == WLC_E_STATUS_NO_NETWORKS) {
  589. DHD_EVENT(("MACEVENT: %s, no networks found\n",
  590. event_name));
  591. } else {
  592. DHD_EVENT(("MACEVENT: %s, unexpected status %d\n",
  593. event_name, (int)status));
  594. }
  595. break;
  596. case WLC_E_BEACON_RX:
  597. if (status == WLC_E_STATUS_SUCCESS) {
  598. DHD_EVENT(("MACEVENT: %s, SUCCESS\n", event_name));
  599. } else if (status == WLC_E_STATUS_FAIL) {
  600. DHD_EVENT(("MACEVENT: %s, FAIL\n", event_name));
  601. } else {
  602. DHD_EVENT(("MACEVENT: %s, status %d\n", event_name,
  603. status));
  604. }
  605. break;
  606. case WLC_E_LINK:
  607. DHD_EVENT(("MACEVENT: %s %s\n", event_name,
  608. link ? "UP" : "DOWN"));
  609. break;
  610. case WLC_E_MIC_ERROR:
  611. DHD_EVENT(("MACEVENT: %s, MAC %s, Group %d, Flush %d\n",
  612. event_name, eabuf, group, flush_txq));
  613. break;
  614. case WLC_E_ICV_ERROR:
  615. case WLC_E_UNICAST_DECODE_ERROR:
  616. case WLC_E_MULTICAST_DECODE_ERROR:
  617. DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
  618. break;
  619. case WLC_E_TXFAIL:
  620. DHD_EVENT(("MACEVENT: %s, RA %s\n", event_name, eabuf));
  621. break;
  622. case WLC_E_SCAN_COMPLETE:
  623. case WLC_E_PMKID_CACHE:
  624. DHD_EVENT(("MACEVENT: %s\n", event_name));
  625. break;
  626. case WLC_E_PFN_NET_FOUND:
  627. case WLC_E_PFN_NET_LOST:
  628. case WLC_E_PFN_SCAN_COMPLETE:
  629. DHD_EVENT(("PNOEVENT: %s\n", event_name));
  630. break;
  631. case WLC_E_PSK_SUP:
  632. case WLC_E_PRUNE:
  633. DHD_EVENT(("MACEVENT: %s, status %d, reason %d\n",
  634. event_name, (int)status, (int)reason));
  635. break;
  636. case WLC_E_TRACE:
  637. {
  638. static u32 seqnum_prev;
  639. msgtrace_hdr_t hdr;
  640. u32 nblost;
  641. char *s, *p;
  642. buf = (unsigned char *) event_data;
  643. memcpy(&hdr, buf, MSGTRACE_HDRLEN);
  644. if (hdr.version != MSGTRACE_VERSION) {
  645. DHD_ERROR(
  646. ("\nMACEVENT: %s [unsupported version --> "
  647. "dhd version:%d dongle version:%d]\n",
  648. event_name, MSGTRACE_VERSION, hdr.version)
  649. );
  650. /* Reset datalen to avoid display below */
  651. datalen = 0;
  652. break;
  653. }
  654. /* There are 2 bytes available at the end of data */
  655. buf[MSGTRACE_HDRLEN + be16_to_cpu(hdr.len)] = '\0';
  656. if (be32_to_cpu(hdr.discarded_bytes)
  657. || be32_to_cpu(hdr.discarded_printf)) {
  658. DHD_ERROR(
  659. ("\nWLC_E_TRACE: [Discarded traces in dongle -->"
  660. "discarded_bytes %d discarded_printf %d]\n",
  661. be32_to_cpu(hdr.discarded_bytes),
  662. be32_to_cpu(hdr.discarded_printf)));
  663. }
  664. nblost = be32_to_cpu(hdr.seqnum) - seqnum_prev - 1;
  665. if (nblost > 0) {
  666. DHD_ERROR(
  667. ("\nWLC_E_TRACE: [Event lost --> seqnum %d nblost %d\n",
  668. be32_to_cpu(hdr.seqnum), nblost));
  669. }
  670. seqnum_prev = be32_to_cpu(hdr.seqnum);
  671. /* Display the trace buffer. Advance from \n to \n to
  672. * avoid display big
  673. * printf (issue with Linux printk )
  674. */
  675. p = (char *)&buf[MSGTRACE_HDRLEN];
  676. while ((s = strstr(p, "\n")) != NULL) {
  677. *s = '\0';
  678. printk(KERN_DEBUG"%s\n", p);
  679. p = s + 1;
  680. }
  681. printk(KERN_DEBUG "%s\n", p);
  682. /* Reset datalen to avoid display below */
  683. datalen = 0;
  684. }
  685. break;
  686. case WLC_E_RSSI:
  687. DHD_EVENT(("MACEVENT: %s %d\n", event_name,
  688. be32_to_cpu(*((int *)event_data))));
  689. break;
  690. default:
  691. DHD_EVENT(("MACEVENT: %s %d, MAC %s, status %d, reason %d, "
  692. "auth %d\n", event_name, event_type, eabuf,
  693. (int)status, (int)reason, (int)auth_type));
  694. break;
  695. }
  696. /* show any appended data */
  697. if (datalen) {
  698. buf = (unsigned char *) event_data;
  699. DHD_EVENT((" data (%d) : ", datalen));
  700. for (i = 0; i < datalen; i++)
  701. DHD_EVENT((" 0x%02x ", *buf++));
  702. DHD_EVENT(("\n"));
  703. }
  704. }
  705. #endif /* SHOW_EVENTS */
  706. int
  707. wl_host_event(struct dhd_info *dhd, int *ifidx, void *pktdata,
  708. wl_event_msg_t *event, void **data_ptr)
  709. {
  710. /* check whether packet is a BRCM event pkt */
  711. bcm_event_t *pvt_data = (bcm_event_t *) pktdata;
  712. char *event_data;
  713. u32 type, status;
  714. u16 flags;
  715. int evlen;
  716. if (memcmp(BRCM_OUI, &pvt_data->bcm_hdr.oui[0], DOT11_OUI_LEN)) {
  717. DHD_ERROR(("%s: mismatched OUI, bailing\n", __func__));
  718. return -EBADE;
  719. }
  720. /* BRCM event pkt may be unaligned - use xxx_ua to load user_subtype. */
  721. if (get_unaligned_be16(&pvt_data->bcm_hdr.usr_subtype) !=
  722. BCMILCP_BCM_SUBTYPE_EVENT) {
  723. DHD_ERROR(("%s: mismatched subtype, bailing\n", __func__));
  724. return -EBADE;
  725. }
  726. *data_ptr = &pvt_data[1];
  727. event_data = *data_ptr;
  728. /* memcpy since BRCM event pkt may be unaligned. */
  729. memcpy(event, &pvt_data->event, sizeof(wl_event_msg_t));
  730. type = get_unaligned_be32(&event->event_type);
  731. flags = get_unaligned_be16(&event->flags);
  732. status = get_unaligned_be32(&event->status);
  733. evlen = get_unaligned_be32(&event->datalen) + sizeof(bcm_event_t);
  734. switch (type) {
  735. case WLC_E_IF:
  736. {
  737. dhd_if_event_t *ifevent = (dhd_if_event_t *) event_data;
  738. DHD_TRACE(("%s: if event\n", __func__));
  739. if (ifevent->ifidx > 0 &&
  740. ifevent->ifidx < DHD_MAX_IFS) {
  741. if (ifevent->action == WLC_E_IF_ADD)
  742. dhd_add_if(dhd, ifevent->ifidx,
  743. NULL, event->ifname,
  744. pvt_data->eth.h_dest,
  745. ifevent->flags,
  746. ifevent->bssidx);
  747. else
  748. dhd_del_if(dhd, ifevent->ifidx);
  749. } else {
  750. DHD_ERROR(("%s: Invalid ifidx %d for %s\n",
  751. __func__, ifevent->ifidx,
  752. event->ifname));
  753. }
  754. }
  755. /* send up the if event: btamp user needs it */
  756. *ifidx = dhd_ifname2idx(dhd, event->ifname);
  757. /* push up to external supp/auth */
  758. dhd_event(dhd, (char *)pvt_data, evlen, *ifidx);
  759. break;
  760. #ifdef P2P
  761. case WLC_E_NDIS_LINK:
  762. break;
  763. #endif
  764. /* fall through */
  765. /* These are what external supplicant/authenticator wants */
  766. case WLC_E_LINK:
  767. case WLC_E_ASSOC_IND:
  768. case WLC_E_REASSOC_IND:
  769. case WLC_E_DISASSOC_IND:
  770. case WLC_E_MIC_ERROR:
  771. default:
  772. /* Fall through: this should get _everything_ */
  773. *ifidx = dhd_ifname2idx(dhd, event->ifname);
  774. /* push up to external supp/auth */
  775. dhd_event(dhd, (char *)pvt_data, evlen, *ifidx);
  776. DHD_TRACE(("%s: MAC event %d, flags %x, status %x\n",
  777. __func__, type, flags, status));
  778. /* put it back to WLC_E_NDIS_LINK */
  779. if (type == WLC_E_NDIS_LINK) {
  780. u32 temp;
  781. temp = get_unaligned_be32(&event->event_type);
  782. DHD_TRACE(("Converted to WLC_E_LINK type %d\n", temp));
  783. temp = be32_to_cpu(WLC_E_NDIS_LINK);
  784. memcpy((void *)(&pvt_data->event.event_type), &temp,
  785. sizeof(pvt_data->event.event_type));
  786. }
  787. break;
  788. }
  789. #ifdef SHOW_EVENTS
  790. wl_show_host_event(event, event_data);
  791. #endif /* SHOW_EVENTS */
  792. return 0;
  793. }
  794. /* Convert user's input in hex pattern to byte-size mask */
  795. static int wl_pattern_atoh(char *src, char *dst)
  796. {
  797. int i;
  798. if (strncmp(src, "0x", 2) != 0 && strncmp(src, "0X", 2) != 0) {
  799. DHD_ERROR(("Mask invalid format. Needs to start with 0x\n"));
  800. return -1;
  801. }
  802. src = src + 2; /* Skip past 0x */
  803. if (strlen(src) % 2 != 0) {
  804. DHD_ERROR(("Mask invalid format. Length must be even.\n"));
  805. return -1;
  806. }
  807. for (i = 0; *src != '\0'; i++) {
  808. char num[3];
  809. strncpy(num, src, 2);
  810. num[2] = '\0';
  811. dst[i] = (u8) simple_strtoul(num, NULL, 16);
  812. src += 2;
  813. }
  814. return i;
  815. }
  816. void
  817. dhd_pktfilter_offload_enable(dhd_pub_t *dhd, char *arg, int enable,
  818. int master_mode)
  819. {
  820. char *argv[8];
  821. int i = 0;
  822. const char *str;
  823. int buf_len;
  824. int str_len;
  825. char *arg_save = 0, *arg_org = 0;
  826. int rc;
  827. char buf[128];
  828. wl_pkt_filter_enable_t enable_parm;
  829. wl_pkt_filter_enable_t *pkt_filterp;
  830. arg_save = kmalloc(strlen(arg) + 1, GFP_ATOMIC);
  831. if (!arg_save) {
  832. DHD_ERROR(("%s: kmalloc failed\n", __func__));
  833. goto fail;
  834. }
  835. arg_org = arg_save;
  836. memcpy(arg_save, arg, strlen(arg) + 1);
  837. argv[i] = strsep(&arg_save, " ");
  838. i = 0;
  839. if (NULL == argv[i]) {
  840. DHD_ERROR(("No args provided\n"));
  841. goto fail;
  842. }
  843. str = "pkt_filter_enable";
  844. str_len = strlen(str);
  845. strncpy(buf, str, str_len);
  846. buf[str_len] = '\0';
  847. buf_len = str_len + 1;
  848. pkt_filterp = (wl_pkt_filter_enable_t *) (buf + str_len + 1);
  849. /* Parse packet filter id. */
  850. enable_parm.id = simple_strtoul(argv[i], NULL, 0);
  851. /* Parse enable/disable value. */
  852. enable_parm.enable = enable;
  853. buf_len += sizeof(enable_parm);
  854. memcpy((char *)pkt_filterp, &enable_parm, sizeof(enable_parm));
  855. /* Enable/disable the specified filter. */
  856. rc = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, buf_len);
  857. rc = rc >= 0 ? 0 : rc;
  858. if (rc)
  859. DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
  860. __func__, arg, rc));
  861. else
  862. DHD_TRACE(("%s: successfully added pktfilter %s\n",
  863. __func__, arg));
  864. /* Contorl the master mode */
  865. bcm_mkiovar("pkt_filter_mode", (char *)&master_mode, 4, buf,
  866. sizeof(buf));
  867. rc = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, sizeof(buf));
  868. rc = rc >= 0 ? 0 : rc;
  869. if (rc)
  870. DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
  871. __func__, arg, rc));
  872. fail:
  873. kfree(arg_org);
  874. }
  875. void dhd_pktfilter_offload_set(dhd_pub_t *dhd, char *arg)
  876. {
  877. const char *str;
  878. wl_pkt_filter_t pkt_filter;
  879. wl_pkt_filter_t *pkt_filterp;
  880. int buf_len;
  881. int str_len;
  882. int rc;
  883. u32 mask_size;
  884. u32 pattern_size;
  885. char *argv[8], *buf = 0;
  886. int i = 0;
  887. char *arg_save = 0, *arg_org = 0;
  888. #define BUF_SIZE 2048
  889. arg_save = kmalloc(strlen(arg) + 1, GFP_ATOMIC);
  890. if (!arg_save) {
  891. DHD_ERROR(("%s: kmalloc failed\n", __func__));
  892. goto fail;
  893. }
  894. arg_org = arg_save;
  895. buf = kmalloc(BUF_SIZE, GFP_ATOMIC);
  896. if (!buf) {
  897. DHD_ERROR(("%s: kmalloc failed\n", __func__));
  898. goto fail;
  899. }
  900. memcpy(arg_save, arg, strlen(arg) + 1);
  901. if (strlen(arg) > BUF_SIZE) {
  902. DHD_ERROR(("Not enough buffer %d < %d\n", (int)strlen(arg),
  903. (int)sizeof(buf)));
  904. goto fail;
  905. }
  906. argv[i] = strsep(&arg_save, " ");
  907. while (argv[i++])
  908. argv[i] = strsep(&arg_save, " ");
  909. i = 0;
  910. if (NULL == argv[i]) {
  911. DHD_ERROR(("No args provided\n"));
  912. goto fail;
  913. }
  914. str = "pkt_filter_add";
  915. str_len = strlen(str);
  916. strncpy(buf, str, str_len);
  917. buf[str_len] = '\0';
  918. buf_len = str_len + 1;
  919. pkt_filterp = (wl_pkt_filter_t *) (buf + str_len + 1);
  920. /* Parse packet filter id. */
  921. pkt_filter.id = simple_strtoul(argv[i], NULL, 0);
  922. if (NULL == argv[++i]) {
  923. DHD_ERROR(("Polarity not provided\n"));
  924. goto fail;
  925. }
  926. /* Parse filter polarity. */
  927. pkt_filter.negate_match = simple_strtoul(argv[i], NULL, 0);
  928. if (NULL == argv[++i]) {
  929. DHD_ERROR(("Filter type not provided\n"));
  930. goto fail;
  931. }
  932. /* Parse filter type. */
  933. pkt_filter.type = simple_strtoul(argv[i], NULL, 0);
  934. if (NULL == argv[++i]) {
  935. DHD_ERROR(("Offset not provided\n"));
  936. goto fail;
  937. }
  938. /* Parse pattern filter offset. */
  939. pkt_filter.u.pattern.offset = simple_strtoul(argv[i], NULL, 0);
  940. if (NULL == argv[++i]) {
  941. DHD_ERROR(("Bitmask not provided\n"));
  942. goto fail;
  943. }
  944. /* Parse pattern filter mask. */
  945. mask_size =
  946. wl_pattern_atoh
  947. (argv[i], (char *)pkt_filterp->u.pattern.mask_and_pattern);
  948. if (NULL == argv[++i]) {
  949. DHD_ERROR(("Pattern not provided\n"));
  950. goto fail;
  951. }
  952. /* Parse pattern filter pattern. */
  953. pattern_size =
  954. wl_pattern_atoh(argv[i],
  955. (char *)&pkt_filterp->u.pattern.
  956. mask_and_pattern[mask_size]);
  957. if (mask_size != pattern_size) {
  958. DHD_ERROR(("Mask and pattern not the same size\n"));
  959. goto fail;
  960. }
  961. pkt_filter.u.pattern.size_bytes = mask_size;
  962. buf_len += WL_PKT_FILTER_FIXED_LEN;
  963. buf_len += (WL_PKT_FILTER_PATTERN_FIXED_LEN + 2 * mask_size);
  964. /* Keep-alive attributes are set in local
  965. * variable (keep_alive_pkt), and
  966. ** then memcpy'ed into buffer (keep_alive_pktp) since there is no
  967. ** guarantee that the buffer is properly aligned.
  968. */
  969. memcpy((char *)pkt_filterp,
  970. &pkt_filter,
  971. WL_PKT_FILTER_FIXED_LEN + WL_PKT_FILTER_PATTERN_FIXED_LEN);
  972. rc = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, buf_len);
  973. rc = rc >= 0 ? 0 : rc;
  974. if (rc)
  975. DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
  976. __func__, arg, rc));
  977. else
  978. DHD_TRACE(("%s: successfully added pktfilter %s\n",
  979. __func__, arg));
  980. fail:
  981. kfree(arg_org);
  982. kfree(buf);
  983. }
  984. void dhd_arp_offload_set(dhd_pub_t *dhd, int arp_mode)
  985. {
  986. char iovbuf[32];
  987. int retcode;
  988. bcm_mkiovar("arp_ol", (char *)&arp_mode, 4, iovbuf, sizeof(iovbuf));
  989. retcode = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
  990. retcode = retcode >= 0 ? 0 : retcode;
  991. if (retcode)
  992. DHD_TRACE(("%s: failed to set ARP offload mode to 0x%x, "
  993. "retcode = %d\n", __func__, arp_mode, retcode));
  994. else
  995. DHD_TRACE(("%s: successfully set ARP offload mode to 0x%x\n",
  996. __func__, arp_mode));
  997. }
  998. void dhd_arp_offload_enable(dhd_pub_t *dhd, int arp_enable)
  999. {
  1000. char iovbuf[32];
  1001. int retcode;
  1002. bcm_mkiovar("arpoe", (char *)&arp_enable, 4, iovbuf, sizeof(iovbuf));
  1003. retcode = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
  1004. retcode = retcode >= 0 ? 0 : retcode;
  1005. if (retcode)
  1006. DHD_TRACE(("%s: failed to enabe ARP offload to %d, "
  1007. "retcode = %d\n", __func__, arp_enable, retcode));
  1008. else
  1009. DHD_TRACE(("%s: successfully enabed ARP offload to %d\n",
  1010. __func__, arp_enable));
  1011. }
  1012. int dhd_preinit_ioctls(dhd_pub_t *dhd)
  1013. {
  1014. char iovbuf[WL_EVENTING_MASK_LEN + 12]; /* Room for
  1015. "event_msgs" + '\0' + bitvec */
  1016. uint up = 0;
  1017. char buf[128], *ptr;
  1018. uint power_mode = PM_FAST;
  1019. u32 dongle_align = DHD_SDALIGN;
  1020. u32 glom = 0;
  1021. uint bcn_timeout = 3;
  1022. int scan_assoc_time = 40;
  1023. int scan_unassoc_time = 40;
  1024. #ifdef GET_CUSTOM_MAC_ENABLE
  1025. int ret = 0;
  1026. u8 ea_addr[ETH_ALEN];
  1027. #endif /* GET_CUSTOM_MAC_ENABLE */
  1028. dhd_os_proto_block(dhd);
  1029. #ifdef GET_CUSTOM_MAC_ENABLE
  1030. /* Read MAC address from external customer place
  1031. ** NOTE that default mac address has to be present in
  1032. ** otp or nvram file to bring up
  1033. ** firmware but unique per board mac address maybe provided by
  1034. ** customer code
  1035. */
  1036. ret = dhd_custom_get_mac_address(ea_addr);
  1037. if (!ret) {
  1038. bcm_mkiovar("cur_etheraddr", (void *)ea_addr, ETH_ALEN,
  1039. buf, sizeof(buf));
  1040. ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, buf, sizeof(buf));
  1041. if (ret < 0) {
  1042. DHD_ERROR(("%s: can't set MAC address , error=%d\n",
  1043. __func__, ret));
  1044. } else
  1045. memcpy(dhd->mac.octet, (void *)&ea_addr,
  1046. ETH_ALEN);
  1047. }
  1048. #endif /* GET_CUSTOM_MAC_ENABLE */
  1049. /* Set Country code */
  1050. if (dhd->country_code[0] != 0) {
  1051. if (dhdcdc_set_ioctl(dhd, 0, WLC_SET_COUNTRY,
  1052. dhd->country_code,
  1053. sizeof(dhd->country_code)) < 0) {
  1054. DHD_ERROR(("%s: country code setting failed\n",
  1055. __func__));
  1056. }
  1057. }
  1058. /* query for 'ver' to get version info from firmware */
  1059. memset(buf, 0, sizeof(buf));
  1060. ptr = buf;
  1061. bcm_mkiovar("ver", 0, 0, buf, sizeof(buf));
  1062. dhdcdc_query_ioctl(dhd, 0, WLC_GET_VAR, buf, sizeof(buf));
  1063. strsep(&ptr, "\n");
  1064. /* Print fw version info */
  1065. DHD_ERROR(("Firmware version = %s\n", buf));
  1066. /* Set PowerSave mode */
  1067. dhdcdc_set_ioctl(dhd, 0, WLC_SET_PM, (char *)&power_mode,
  1068. sizeof(power_mode));
  1069. /* Match Host and Dongle rx alignment */
  1070. bcm_mkiovar("bus:txglomalign", (char *)&dongle_align, 4, iovbuf,
  1071. sizeof(iovbuf));
  1072. dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
  1073. /* disable glom option per default */
  1074. bcm_mkiovar("bus:txglom", (char *)&glom, 4, iovbuf, sizeof(iovbuf));
  1075. dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
  1076. /* Setup timeout if Beacons are lost and roam is off to report
  1077. link down */
  1078. bcm_mkiovar("bcn_timeout", (char *)&bcn_timeout, 4, iovbuf,
  1079. sizeof(iovbuf));
  1080. dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
  1081. /* Enable/Disable build-in roaming to allowed ext supplicant to take
  1082. of romaing */
  1083. bcm_mkiovar("roam_off", (char *)&dhd_roam, 4, iovbuf, sizeof(iovbuf));
  1084. dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
  1085. /* Force STA UP */
  1086. if (dhd_radio_up)
  1087. dhdcdc_set_ioctl(dhd, 0, WLC_UP, (char *)&up, sizeof(up));
  1088. /* Setup event_msgs */
  1089. bcm_mkiovar("event_msgs", dhd->eventmask, WL_EVENTING_MASK_LEN, iovbuf,
  1090. sizeof(iovbuf));
  1091. dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
  1092. dhdcdc_set_ioctl(dhd, 0, WLC_SET_SCAN_CHANNEL_TIME,
  1093. (char *)&scan_assoc_time, sizeof(scan_assoc_time));
  1094. dhdcdc_set_ioctl(dhd, 0, WLC_SET_SCAN_UNASSOC_TIME,
  1095. (char *)&scan_unassoc_time, sizeof(scan_unassoc_time));
  1096. #ifdef ARP_OFFLOAD_SUPPORT
  1097. /* Set and enable ARP offload feature */
  1098. if (dhd_arp_enable)
  1099. dhd_arp_offload_set(dhd, dhd_arp_mode);
  1100. dhd_arp_offload_enable(dhd, dhd_arp_enable);
  1101. #endif /* ARP_OFFLOAD_SUPPORT */
  1102. #ifdef PKT_FILTER_SUPPORT
  1103. {
  1104. int i;
  1105. /* Set up pkt filter */
  1106. if (dhd_pkt_filter_enable) {
  1107. for (i = 0; i < dhd->pktfilter_count; i++) {
  1108. dhd_pktfilter_offload_set(dhd,
  1109. dhd->pktfilter[i]);
  1110. dhd_pktfilter_offload_enable(dhd,
  1111. dhd->pktfilter[i],
  1112. dhd_pkt_filter_init,
  1113. dhd_master_mode);
  1114. }
  1115. }
  1116. }
  1117. #endif /* PKT_FILTER_SUPPORT */
  1118. dhd_os_proto_unblock(dhd);
  1119. return 0;
  1120. }
  1121. #ifdef SIMPLE_ISCAN
  1122. uint iscan_thread_id;
  1123. iscan_buf_t *iscan_chain;
  1124. iscan_buf_t *dhd_iscan_allocate_buf(dhd_pub_t *dhd, iscan_buf_t **iscanbuf)
  1125. {
  1126. iscan_buf_t *iscanbuf_alloc = 0;
  1127. iscan_buf_t *iscanbuf_head;
  1128. dhd_iscan_lock();
  1129. iscanbuf_alloc = kmalloc(sizeof(iscan_buf_t), GFP_ATOMIC);
  1130. if (iscanbuf_alloc == NULL)
  1131. goto fail;
  1132. iscanbuf_alloc->next = NULL;
  1133. iscanbuf_head = *iscanbuf;
  1134. DHD_ISCAN(("%s: addr of allocated node = 0x%X"
  1135. "addr of iscanbuf_head = 0x%X dhd = 0x%X\n",
  1136. __func__, iscanbuf_alloc, iscanbuf_head, dhd));
  1137. if (iscanbuf_head == NULL) {
  1138. *iscanbuf = iscanbuf_alloc;
  1139. DHD_ISCAN(("%s: Head is allocated\n", __func__));
  1140. goto fail;
  1141. }
  1142. while (iscanbuf_head->next)
  1143. iscanbuf_head = iscanbuf_head->next;
  1144. iscanbuf_head->next = iscanbuf_alloc;
  1145. fail:
  1146. dhd_iscan_unlock();
  1147. return iscanbuf_alloc;
  1148. }
  1149. void dhd_iscan_free_buf(void *dhdp, iscan_buf_t *iscan_delete)
  1150. {
  1151. iscan_buf_t *iscanbuf_free = 0;
  1152. iscan_buf_t *iscanbuf_prv = 0;
  1153. iscan_buf_t *iscanbuf_cur = iscan_chain;
  1154. dhd_pub_t *dhd = dhd_bus_pub(dhdp);
  1155. dhd_iscan_lock();
  1156. /* If iscan_delete is null then delete the entire
  1157. * chain or else delete specific one provided
  1158. */
  1159. if (!iscan_delete) {
  1160. while (iscanbuf_cur) {
  1161. iscanbuf_free = iscanbuf_cur;
  1162. iscanbuf_cur = iscanbuf_cur->next;
  1163. iscanbuf_free->next = 0;
  1164. kfree(iscanbuf_free);
  1165. }
  1166. iscan_chain = 0;
  1167. } else {
  1168. while (iscanbuf_cur) {
  1169. if (iscanbuf_cur == iscan_delete)
  1170. break;
  1171. iscanbuf_prv = iscanbuf_cur;
  1172. iscanbuf_cur = iscanbuf_cur->next;
  1173. }
  1174. if (iscanbuf_prv)
  1175. iscanbuf_prv->next = iscan_delete->next;
  1176. iscan_delete->next = 0;
  1177. kfree(iscan_delete);
  1178. if (!iscanbuf_prv)
  1179. iscan_chain = 0;
  1180. }
  1181. dhd_iscan_unlock();
  1182. }
  1183. iscan_buf_t *dhd_iscan_result_buf(void)
  1184. {
  1185. return iscan_chain;
  1186. }
  1187. /*
  1188. * print scan cache
  1189. * print partial iscan_skip list differently
  1190. */
  1191. int dhd_iscan_print_cache(iscan_buf_t *iscan_skip)
  1192. {
  1193. int i = 0, l = 0;
  1194. iscan_buf_t *iscan_cur;
  1195. wl_iscan_results_t *list;
  1196. wl_scan_results_t *results;
  1197. wl_bss_info_t UNALIGNED *bi;
  1198. dhd_iscan_lock();
  1199. iscan_cur = dhd_iscan_result_buf();
  1200. while (iscan_cur) {
  1201. list = (wl_iscan_results_t *)iscan_cur->iscan_buf;
  1202. if (!list)
  1203. break;
  1204. results = (wl_scan_results_t *)&list->results;
  1205. if (!results)
  1206. break;
  1207. if (results->version != WL_BSS_INFO_VERSION) {
  1208. DHD_ISCAN(("%s: results->version %d != "
  1209. "WL_BSS_INFO_VERSION\n",
  1210. __func__, results->version));
  1211. goto done;
  1212. }
  1213. bi = results->bss_info;
  1214. for (i = 0; i < results->count; i++) {
  1215. if (!bi)
  1216. break;
  1217. DHD_ISCAN(("%s[%2.2d:%2.2d] %X:%X:%X:%X:%X:%X\n",
  1218. iscan_cur != iscan_skip ? "BSS" : "bss", l,
  1219. i, bi->BSSID.octet[0], bi->BSSID.octet[1],
  1220. bi->BSSID.octet[2], bi->BSSID.octet[3],
  1221. bi->BSSID.octet[4], bi->BSSID.octet[5]));
  1222. bi = (wl_bss_info_t *)((unsigned long)bi + bi->length);
  1223. }
  1224. iscan_cur = iscan_cur->next;
  1225. l++;
  1226. }
  1227. done:
  1228. dhd_iscan_unlock();
  1229. return 0;
  1230. }
  1231. /*
  1232. * delete disappeared AP from specific scan cache but skip partial
  1233. * list in iscan_skip
  1234. */
  1235. int dhd_iscan_delete_bss(void *dhdp, void *addr, iscan_buf_t *iscan_skip)
  1236. {
  1237. int i = 0, j = 0, l = 0;
  1238. iscan_buf_t *iscan_cur;
  1239. wl_iscan_results_t *list;
  1240. wl_scan_results_t *results;
  1241. wl_bss_info_t UNALIGNED *bi, *bi_new, *bi_next;
  1242. unsigned char *s_addr = addr;
  1243. dhd_iscan_lock();
  1244. DHD_ISCAN(("%s: BSS to remove %X:%X:%X:%X:%X:%X\n",
  1245. __func__, s_addr[0], s_addr[1], s_addr[2],
  1246. s_addr[3], s_addr[4], s_addr[5]));
  1247. iscan_cur = dhd_iscan_result_buf();
  1248. while (iscan_cur) {
  1249. if (iscan_cur != iscan_skip) {
  1250. list = (wl_iscan_results_t *)iscan_cur->iscan_buf;
  1251. if (!list)
  1252. break;
  1253. results = (wl_scan_results_t *)&list->results;
  1254. if (!results)
  1255. break;
  1256. if (results->version != WL_BSS_INFO_VERSION) {
  1257. DHD_ERROR(("%s: results->version %d != "
  1258. "WL_BSS_INFO_VERSION\n",
  1259. __func__, results->version));
  1260. goto done;
  1261. }
  1262. bi = results->bss_info;
  1263. for (i = 0; i < results->count; i++) {
  1264. if (!bi)
  1265. break;
  1266. if (!memcmp
  1267. (bi->BSSID.octet, addr, ETH_ALEN)) {
  1268. DHD_ISCAN(("%s: Del BSS[%2.2d:%2.2d] "
  1269. "%X:%X:%X:%X:%X:%X\n",
  1270. __func__, l, i, bi->BSSID.octet[0],
  1271. bi->BSSID.octet[1], bi->BSSID.octet[2],
  1272. bi->BSSID.octet[3], bi->BSSID.octet[4],
  1273. bi->BSSID.octet[5]));
  1274. bi_new = bi;
  1275. bi = (wl_bss_info_t *)((unsigned long)
  1276. bi + bi->length);
  1277. /*
  1278. if(bi && bi_new) {
  1279. memcpy(bi_new, bi, results->buflen -
  1280. bi_new->length);
  1281. results->buflen -= bi_new->length;
  1282. }
  1283. */
  1284. results->buflen -= bi_new->length;
  1285. results->count--;
  1286. for (j = i; j < results->count; j++) {
  1287. if (bi && bi_new) {
  1288. DHD_ISCAN(("%s: Moved up BSS[%2.2d:%2.2d]" "%X:%X:%X:%X:%X:%X\n",
  1289. __func__, l, j,
  1290. bi->BSSID.octet[0],
  1291. bi->BSSID.octet[1],
  1292. bi->BSSID.octet[2],
  1293. bi->BSSID.octet[3],
  1294. bi->BSSID.octet[4],
  1295. bi->BSSID.octet[5]));
  1296. bi_next =
  1297. (wl_bss_info_t *)((unsigned long)bi +
  1298. bi->length);
  1299. memcpy(bi_new, bi,
  1300. bi->length);
  1301. bi_new =
  1302. (wl_bss_info_t *)((unsigned long)bi_new +
  1303. bi_new->
  1304. length);
  1305. bi = bi_next;
  1306. }
  1307. }
  1308. if (results->count == 0) {
  1309. /* Prune now empty partial
  1310. scan list */
  1311. dhd_iscan_free_buf(dhdp,
  1312. iscan_cur);
  1313. goto done;
  1314. }
  1315. break;
  1316. }
  1317. bi = (wl_bss_info_t *)((unsigned long)bi +
  1318. bi->length);
  1319. }
  1320. }
  1321. iscan_cur = iscan_cur->next;
  1322. l++;
  1323. }
  1324. done:
  1325. dhd_iscan_unlock();
  1326. return 0;
  1327. }
  1328. int dhd_iscan_remove_duplicates(void *dhdp, iscan_buf_t *iscan_cur)
  1329. {
  1330. int i = 0;
  1331. wl_iscan_results_t *list;
  1332. wl_scan_results_t *results;
  1333. wl_bss_info_t UNALIGNED *bi, *bi_new, *bi_next;
  1334. dhd_iscan_lock();
  1335. DHD_ISCAN(("%s: Scan cache before delete\n", __func__));
  1336. dhd_iscan_print_cache(iscan_cur);
  1337. if (!iscan_cur)
  1338. goto done;
  1339. list = (wl_iscan_results_t *)iscan_cur->iscan_buf;
  1340. if (!list)
  1341. goto done;
  1342. results = (wl_scan_results_t *)&list->results;
  1343. if (!results)
  1344. goto done;
  1345. if (results->version != WL_BSS_INFO_VERSION) {
  1346. DHD_ERROR(("%s: results->version %d != WL_BSS_INFO_VERSION\n",
  1347. __func__, results->version));
  1348. goto done;
  1349. }
  1350. bi = results->bss_info;
  1351. for (i = 0; i < results->count; i++) {
  1352. if (!bi)
  1353. break;
  1354. DHD_ISCAN(("%s: Find dups for BSS[%2.2d] %X:%X:%X:%X:%X:%X\n",
  1355. __func__, i, bi->BSSID.octet[0],
  1356. bi->BSSID.octet[1], bi->BSSID.octet[2],
  1357. bi->BSSID.octet[3], bi->BSSID.octet[4],
  1358. bi->BSSID.octet[5]));
  1359. dhd_iscan_delete_bss(dhdp, bi->BSSID.octet, iscan_cur);
  1360. bi = (wl_bss_info_t *)((unsigned long)bi + bi->length);
  1361. }
  1362. done:
  1363. DHD_ISCAN(("%s: Scan cache after delete\n", __func__));
  1364. dhd_iscan_print_cache(iscan_cur);
  1365. dhd_iscan_unlock();
  1366. return 0;
  1367. }
  1368. void dhd_iscan_ind_scan_confirm(void *dhdp, bool status)
  1369. {
  1370. dhd_ind_scan_confirm(dhdp, status);
  1371. }
  1372. int dhd_iscan_request(void *dhdp, u16 action)
  1373. {
  1374. int rc;
  1375. wl_iscan_params_t params;
  1376. dhd_pub_t *dhd = dhd_bus_pub(dhdp);
  1377. char buf[WLC_IOCTL_SMLEN];
  1378. memset(&params, 0, sizeof(wl_iscan_params_t));
  1379. memcpy(&params.params.bssid, &ether_bcast, ETH_ALEN);
  1380. params.params.bss_type = DOT11_BSSTYPE_ANY;
  1381. params.params.scan_type = DOT11_SCANTYPE_ACTIVE;
  1382. params.params.nprobes = -1;
  1383. params.params.active_time = -1;
  1384. params.params.passive_time = -1;
  1385. params.params.home_time = -1;
  1386. params.params.channel_num = 0;
  1387. params.version = ISCAN_REQ_VERSION;
  1388. params.action = action;
  1389. params.scan_duration = 0;
  1390. bcm_mkiovar("iscan", (char *)&params, sizeof(wl_iscan_params_t), buf,
  1391. WLC_IOCTL_SMLEN);
  1392. rc = dhd_wl_ioctl(dhdp, WLC_SET_VAR, buf, WLC_IOCTL_SMLEN);
  1393. return rc;
  1394. }
  1395. static int dhd_iscan_get_partial_result(void *dhdp, uint *scan_count)
  1396. {
  1397. wl_iscan_results_t *list_buf;
  1398. wl_iscan_results_t list;
  1399. wl_scan_results_t *results;
  1400. iscan_buf_t *iscan_cur;
  1401. int status = -1;
  1402. dhd_pub_t *dhd = dhd_bus_pub(dhdp);
  1403. int rc;
  1404. iscan_cur = dhd_iscan_allocate_buf(dhd, &iscan_chain);
  1405. if (!iscan_cur) {
  1406. DHD_ERROR(("%s: Failed to allocate node\n", __func__));
  1407. dhd_iscan_free_buf(dhdp, 0);
  1408. dhd_iscan_request(dhdp, WL_SCAN_ACTION_ABORT);
  1409. goto fail;
  1410. }
  1411. dhd_iscan_lock();
  1412. memset(iscan_cur->iscan_buf, 0, WLC_IW_ISCAN_MAXLEN);
  1413. list_buf = (wl_iscan_results_t *) iscan_cur->iscan_buf;
  1414. results = &list_buf->results;
  1415. results->buflen = WL_ISCAN_RESULTS_FIXED_SIZE;
  1416. results->version = 0;
  1417. results->count = 0;
  1418. memset(&list, 0, sizeof(list));
  1419. list.results.buflen = WLC_IW_ISCAN_MAXLEN;
  1420. bcm_mkiovar("iscanresults", (char *)&list, WL_ISCAN_RESULTS_FIXED_SIZE,
  1421. iscan_cur->iscan_buf, WLC_IW_ISCAN_MAXLEN);
  1422. rc = dhd_wl_ioctl(dhdp, WLC_GET_VAR, iscan_cur->iscan_buf,
  1423. WLC_IW_ISCAN_MAXLEN);
  1424. results->buflen = results->buflen;
  1425. results->version = results->version;
  1426. *scan_count = results->count = results->count;
  1427. status = list_buf->status;
  1428. dhd_iscan_unlock();
  1429. if (!(*scan_count))
  1430. dhd_iscan_free_buf(dhdp, iscan_cur);
  1431. else
  1432. dhd_iscan_remove_duplicates(dhdp, iscan_cur);
  1433. fail:
  1434. return status;
  1435. }
  1436. #endif /* SIMPLE_ISCAN */
  1437. #ifdef PNO_SUPPORT
  1438. int dhd_pno_clean(dhd_pub_t *dhd)
  1439. {
  1440. char iovbuf[128];
  1441. int pfn_enabled = 0;
  1442. int iov_len = 0;
  1443. int ret;
  1444. /* Disable pfn */
  1445. iov_len =
  1446. bcm_mkiovar("pfn", (char *)&pfn_enabled, 4, iovbuf, sizeof(iovbuf));
  1447. ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
  1448. if (ret >= 0) {
  1449. /* clear pfn */
  1450. iov_len = bcm_mkiovar("pfnclear", 0, 0, iovbuf, sizeof(iovbuf));
  1451. if (iov_len) {
  1452. ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf,
  1453. iov_len);
  1454. if (ret < 0) {
  1455. DHD_ERROR(("%s failed code %d\n", __func__,
  1456. ret));
  1457. }
  1458. } else {
  1459. ret = -1;
  1460. DHD_ERROR(("%s failed code %d\n", __func__, iov_len));
  1461. }
  1462. } else
  1463. DHD_ERROR(("%s failed code %d\n", __func__, ret));
  1464. return ret;
  1465. }
  1466. int dhd_pno_enable(dhd_pub_t *dhd, int pfn_enabled)
  1467. {
  1468. char iovbuf[128];
  1469. int ret = -1;
  1470. if ((!dhd) && ((pfn_enabled != 0) || (pfn_enabled != 1))) {
  1471. DHD_ERROR(("%s error exit\n", __func__));
  1472. return ret;
  1473. }
  1474. /* Enable/disable PNO */
  1475. ret = bcm_mkiovar("pfn", (char *)&pfn_enabled, 4, iovbuf,
  1476. sizeof(iovbuf));
  1477. if (ret > 0) {
  1478. ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf,
  1479. sizeof(iovbuf));
  1480. if (ret < 0) {
  1481. DHD_ERROR(("%s failed for error=%d\n", __func__, ret));
  1482. return ret;
  1483. } else {
  1484. dhd->pno_enable = pfn_enabled;
  1485. DHD_TRACE(("%s set pno as %d\n", __func__,
  1486. dhd->pno_enable));
  1487. }
  1488. } else
  1489. DHD_ERROR(("%s failed err=%d\n", __func__, ret));
  1490. return ret;
  1491. }
  1492. /* Function to execute combined scan */
  1493. int
  1494. dhd_pno_set(dhd_pub_t *dhd, wlc_ssid_t *ssids_local, int nssid, unsigned char scan_fr)
  1495. {
  1496. int err = -1;
  1497. char iovbuf[128];
  1498. int k, i;
  1499. wl_pfn_param_t pfn_param;
  1500. wl_pfn_t pfn_element;
  1501. DHD_TRACE(("%s nssid=%d nchan=%d\n", __func__, nssid, scan_fr));
  1502. if ((!dhd) && (!ssids_local)) {
  1503. DHD_ERROR(("%s error exit\n", __func__));
  1504. err = -1;
  1505. }
  1506. /* Check for broadcast ssid */
  1507. for (k = 0; k < nssid; k++) {
  1508. if (!ssids_local[k].SSID_len) {
  1509. DHD_ERROR(("%d: Broadcast SSID is ilegal for PNO "
  1510. "setting\n", k));
  1511. return err;
  1512. }
  1513. }
  1514. /* #define PNO_DUMP 1 */
  1515. #ifdef PNO_DUMP
  1516. {
  1517. int j;
  1518. for (j = 0; j < nssid; j++) {
  1519. DHD_ERROR(("%d: scan for %s size =%d\n", j,
  1520. ssids_local[j].SSID,
  1521. ssids_local[j].SSID_len));
  1522. }
  1523. }
  1524. #endif /* PNO_DUMP */
  1525. /* clean up everything */
  1526. err = dhd_pno_clean(dhd);
  1527. if (err < 0) {
  1528. DHD_ERROR(("%s failed error=%d\n", __func__, err));
  1529. return err;
  1530. }
  1531. memset(&pfn_param, 0, sizeof(pfn_param));
  1532. memset(&pfn_element, 0, sizeof(pfn_element));
  1533. /* set pfn parameters */
  1534. pfn_param.version = PFN_VERSION;
  1535. pfn_param.flags = (PFN_LIST_ORDER << SORT_CRITERIA_BIT);
  1536. /* set up pno scan fr */
  1537. if (scan_fr != 0)
  1538. pfn_param.scan_freq = scan_fr;
  1539. bcm_mkiovar("pfn_set", (char *)&pfn_param, sizeof(pfn_param), iovbuf,
  1540. sizeof(iovbuf));
  1541. dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, sizeof(iovbuf));
  1542. /* set all pfn ssid */
  1543. for (i = 0; i < nssid; i++) {
  1544. pfn_element.bss_type = DOT11_BSSTYPE_INFRASTRUCTURE;
  1545. pfn_element.auth = WLAN_AUTH_OPEN;
  1546. pfn_element.wpa_auth = WPA_AUTH_PFN_ANY;
  1547. pfn_element.wsec = 0;
  1548. pfn_element.infra = 1;
  1549. memcpy((char *)pfn_element.ssid.SSID, ssids_local[i].SSID,
  1550. ssids_local[i].SSID_len);
  1551. pfn_element.ssid.SSID_len = ssids_local[i].SSID_len;
  1552. err = bcm_mkiovar("pfn_add", (char *)&pfn_element,
  1553. sizeof(pfn_element), iovbuf, sizeof(iovbuf));
  1554. if (err > 0) {
  1555. err = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf,
  1556. sizeof(iovbuf));
  1557. if (err < 0) {
  1558. DHD_ERROR(("%s failed for i=%d error=%d\n",
  1559. __func__, i, err));
  1560. return err;
  1561. }
  1562. } else
  1563. DHD_ERROR(("%s failed err=%d\n", __func__, err));
  1564. }
  1565. /* Enable PNO */
  1566. /* dhd_pno_enable(dhd, 1); */
  1567. return err;
  1568. }
  1569. int dhd_pno_get_status(dhd_pub_t *dhd)
  1570. {
  1571. int ret = -1;
  1572. if (!dhd)
  1573. return ret;
  1574. else
  1575. return dhd->pno_enable;
  1576. }
  1577. #endif /* PNO_SUPPORT */
  1578. /* Androd ComboSCAN support */