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authorJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
committerJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
commitfcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch)
treea57612d1888735a2ec7972891b68c1ac5ec8faea /drivers/net/wireless/bcmdhd/dhd_common.c
parent8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff)
Added missing tegra files.HEADmaster
Diffstat (limited to 'drivers/net/wireless/bcmdhd/dhd_common.c')
-rw-r--r--drivers/net/wireless/bcmdhd/dhd_common.c2306
1 files changed, 2306 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd/dhd_common.c b/drivers/net/wireless/bcmdhd/dhd_common.c
new file mode 100644
index 00000000000..372ec80c866
--- /dev/null
+++ b/drivers/net/wireless/bcmdhd/dhd_common.c
@@ -0,0 +1,2306 @@
1/*
2 * Broadcom Dongle Host Driver (DHD), common DHD core.
3 *
4 * Copyright (C) 1999-2011, Broadcom Corporation
5 *
6 * Unless you and Broadcom execute a separate written software license
7 * agreement governing use of this software, this software is licensed to you
8 * under the terms of the GNU General Public License version 2 (the "GPL"),
9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10 * following added to such license:
11 *
12 * As a special exception, the copyright holders of this software give you
13 * permission to link this software with independent modules, and to copy and
14 * distribute the resulting executable under terms of your choice, provided that
15 * you also meet, for each linked independent module, the terms and conditions of
16 * the license of that module. An independent module is a module which is not
17 * derived from this software. The special exception does not apply to any
18 * modifications of the software.
19 *
20 * Notwithstanding the above, under no circumstances may you combine this
21 * software in any way with any other Broadcom software provided under a license
22 * other than the GPL, without Broadcom's express prior written consent.
23 *
24 * $Id: dhd_common.c 290546 2011-10-19 01:55:21Z $
25 */
26#include <typedefs.h>
27#include <osl.h>
28
29#include <epivers.h>
30#include <bcmutils.h>
31
32#include <bcmendian.h>
33#include <dngl_stats.h>
34#include <wlioctl.h>
35#include <dhd.h>
36
37#include <proto/bcmevent.h>
38
39#include <dhd_bus.h>
40#include <dhd_proto.h>
41#include <dhd_dbg.h>
42#include <msgtrace.h>
43
44#ifdef WL_CFG80211
45#include <wl_cfg80211.h>
46#endif
47#include <proto/bt_amp_hci.h>
48#include <dhd_bta.h>
49#ifdef SET_RANDOM_MAC_SOFTAP
50#include <linux/random.h>
51#include <linux/jiffies.h>
52#endif
53
54#ifdef PROP_TXSTATUS
55#include <wlfc_proto.h>
56#include <dhd_wlfc.h>
57#endif
58
59
60#ifdef WLMEDIA_HTSF
61extern void htsf_update(struct dhd_info *dhd, void *data);
62#endif
63int dhd_msg_level = DHD_ERROR_VAL;
64
65
66#include <wl_iw.h>
67
68char fw_path[MOD_PARAM_PATHLEN];
69char nv_path[MOD_PARAM_PATHLEN];
70
71#ifdef SOFTAP
72char fw_path2[MOD_PARAM_PATHLEN];
73extern bool softap_enabled;
74#endif
75
76/* Last connection success/failure status */
77uint32 dhd_conn_event;
78uint32 dhd_conn_status;
79uint32 dhd_conn_reason;
80
81#define htod32(i) i
82#define htod16(i) i
83#define dtoh32(i) i
84#define dtoh16(i) i
85extern int dhd_iscan_request(void * dhdp, uint16 action);
86extern void dhd_ind_scan_confirm(void *h, bool status);
87extern int dhd_iscan_in_progress(void *h);
88void dhd_iscan_lock(void);
89void dhd_iscan_unlock(void);
90extern int dhd_change_mtu(dhd_pub_t *dhd, int new_mtu, int ifidx);
91bool ap_cfg_running = FALSE;
92bool ap_fw_loaded = FALSE;
93
94
95#ifdef DHD_DEBUG
96const char dhd_version[] = "Dongle Host Driver, version " EPI_VERSION_STR "\nCompiled on "
97 __DATE__ " at " __TIME__;
98#else
99const char dhd_version[] = "Dongle Host Driver, version " EPI_VERSION_STR;
100#endif
101
102void dhd_set_timer(void *bus, uint wdtick);
103
104/* IOVar table */
105enum {
106 IOV_VERSION = 1,
107 IOV_MSGLEVEL,
108 IOV_BCMERRORSTR,
109 IOV_BCMERROR,
110 IOV_WDTICK,
111 IOV_DUMP,
112 IOV_CLEARCOUNTS,
113 IOV_LOGDUMP,
114 IOV_LOGCAL,
115 IOV_LOGSTAMP,
116 IOV_GPIOOB,
117 IOV_IOCTLTIMEOUT,
118 IOV_HCI_CMD, /* HCI command */
119 IOV_HCI_ACL_DATA, /* HCI data packet */
120#if defined(DHD_DEBUG)
121 IOV_CONS,
122 IOV_DCONSOLE_POLL,
123#endif /* defined(DHD_DEBUG) */
124#ifdef PROP_TXSTATUS
125 IOV_PROPTXSTATUS_ENABLE,
126 IOV_PROPTXSTATUS_MODE,
127#endif
128 IOV_BUS_TYPE,
129#ifdef WLMEDIA_HTSF
130 IOV_WLPKTDLYSTAT_SZ,
131#endif
132 IOV_CHANGEMTU,
133 IOV_LAST
134};
135
136const bcm_iovar_t dhd_iovars[] = {
137 {"version", IOV_VERSION, 0, IOVT_BUFFER, sizeof(dhd_version) },
138#ifdef DHD_DEBUG
139 {"msglevel", IOV_MSGLEVEL, 0, IOVT_UINT32, 0 },
140#endif /* DHD_DEBUG */
141 {"bcmerrorstr", IOV_BCMERRORSTR, 0, IOVT_BUFFER, BCME_STRLEN },
142 {"bcmerror", IOV_BCMERROR, 0, IOVT_INT8, 0 },
143 {"wdtick", IOV_WDTICK, 0, IOVT_UINT32, 0 },
144 {"dump", IOV_DUMP, 0, IOVT_BUFFER, DHD_IOCTL_MAXLEN },
145#ifdef DHD_DEBUG
146 {"cons", IOV_CONS, 0, IOVT_BUFFER, 0 },
147 {"dconpoll", IOV_DCONSOLE_POLL, 0, IOVT_UINT32, 0 },
148#endif
149 {"clearcounts", IOV_CLEARCOUNTS, 0, IOVT_VOID, 0 },
150 {"gpioob", IOV_GPIOOB, 0, IOVT_UINT32, 0 },
151 {"ioctl_timeout", IOV_IOCTLTIMEOUT, 0, IOVT_UINT32, 0 },
152 {"HCI_cmd", IOV_HCI_CMD, 0, IOVT_BUFFER, 0},
153 {"HCI_ACL_data", IOV_HCI_ACL_DATA, 0, IOVT_BUFFER, 0},
154#ifdef PROP_TXSTATUS
155 {"proptx", IOV_PROPTXSTATUS_ENABLE, 0, IOVT_UINT32, 0 },
156 /*
157 set the proptxtstatus operation mode:
158 0 - Do not do any proptxtstatus flow control
159 1 - Use implied credit from a packet status
160 2 - Use explicit credit
161 */
162 {"ptxmode", IOV_PROPTXSTATUS_MODE, 0, IOVT_UINT32, 0 },
163#endif
164 {"bustype", IOV_BUS_TYPE, 0, IOVT_UINT32, 0},
165#ifdef WLMEDIA_HTSF
166 {"pktdlystatsz", IOV_WLPKTDLYSTAT_SZ, 0, IOVT_UINT8, 0 },
167#endif
168 {"changemtu", IOV_CHANGEMTU, 0, IOVT_UINT32, 0 },
169 {NULL, 0, 0, 0, 0 }
170};
171
172struct dhd_cmn *
173dhd_common_init(uint16 devid, osl_t *osh)
174{
175 dhd_cmn_t *cmn;
176
177 /* Init global variables at run-time, not as part of the declaration.
178 * This is required to support init/de-init of the driver. Initialization
179 * of globals as part of the declaration results in non-deterministic
180 * behavior since the value of the globals may be different on the
181 * first time that the driver is initialized vs subsequent initializations.
182 */
183 /* Allocate private bus interface state */
184 if (!(cmn = MALLOC(osh, sizeof(dhd_cmn_t)))) {
185 DHD_ERROR(("%s: MALLOC failed\n", __FUNCTION__));
186 return NULL;
187 }
188 memset(cmn, 0, sizeof(dhd_cmn_t));
189 cmn->osh = osh;
190
191#ifdef CONFIG_BCMDHD_FW_PATH
192 bcm_strncpy_s(fw_path, sizeof(fw_path), CONFIG_BCMDHD_FW_PATH, MOD_PARAM_PATHLEN-1);
193#elif defined(CONFIG_BCMDHD_FW_DIR) /* CONFIG_BCMDHD_FW_PATH */
194 sprintf(fw_path, "%s/bcm%x/fw_bcmdhd.bin", CONFIG_BCMDHD_FW_DIR, devid);
195#else
196 fw_path[0] = '\0';
197#endif /* CONFIG_BCMDHD_FW_DIR */
198#ifdef CONFIG_BCMDHD_NVRAM_PATH
199 bcm_strncpy_s(nv_path, sizeof(nv_path), CONFIG_BCMDHD_NVRAM_PATH, MOD_PARAM_PATHLEN-1);
200#elif defined(CONFIG_BCMDHD_NVRAM_DIR) /* CONFIG_BCMDHD_NVRAM_PATH */
201 sprintf(nv_path, "%s/nvram_%x.txt", CONFIG_BCMDHD_NVRAM_DIR, devid);
202#else
203 nv_path[0] = '\0';
204#endif /* CONFIG_BCMDHD_NVRAM_PATH */
205#ifdef SOFTAP
206 fw_path2[0] = '\0';
207#endif
208 DHD_ERROR(("bcmdhd: fw_path: %s nvram_path: %s\n", fw_path, nv_path));
209 return cmn;
210}
211
212void
213dhd_common_deinit(dhd_pub_t *dhd_pub, dhd_cmn_t *sa_cmn)
214{
215 osl_t *osh;
216 dhd_cmn_t *cmn;
217
218 if (dhd_pub != NULL)
219 cmn = dhd_pub->cmn;
220 else
221 cmn = sa_cmn;
222
223 if (!cmn)
224 return;
225
226 osh = cmn->osh;
227
228 if (dhd_pub != NULL)
229 dhd_pub->cmn = NULL;
230 MFREE(osh, cmn, sizeof(dhd_cmn_t));
231}
232
233static int
234dhd_dump(dhd_pub_t *dhdp, char *buf, int buflen)
235{
236 char eabuf[ETHER_ADDR_STR_LEN];
237
238 struct bcmstrbuf b;
239 struct bcmstrbuf *strbuf = &b;
240
241 bcm_binit(strbuf, buf, buflen);
242
243 /* Base DHD info */
244 bcm_bprintf(strbuf, "%s\n", dhd_version);
245 bcm_bprintf(strbuf, "\n");
246 bcm_bprintf(strbuf, "pub.up %d pub.txoff %d pub.busstate %d\n",
247 dhdp->up, dhdp->txoff, dhdp->busstate);
248 bcm_bprintf(strbuf, "pub.hdrlen %d pub.maxctl %d pub.rxsz %d\n",
249 dhdp->hdrlen, dhdp->maxctl, dhdp->rxsz);
250 bcm_bprintf(strbuf, "pub.iswl %d pub.drv_version %ld pub.mac %s\n",
251 dhdp->iswl, dhdp->drv_version, bcm_ether_ntoa(&dhdp->mac, eabuf));
252 bcm_bprintf(strbuf, "pub.bcmerror %d tickcnt %d\n", dhdp->bcmerror, dhdp->tickcnt);
253
254 bcm_bprintf(strbuf, "dongle stats:\n");
255 bcm_bprintf(strbuf, "tx_packets %ld tx_bytes %ld tx_errors %ld tx_dropped %ld\n",
256 dhdp->dstats.tx_packets, dhdp->dstats.tx_bytes,
257 dhdp->dstats.tx_errors, dhdp->dstats.tx_dropped);
258 bcm_bprintf(strbuf, "rx_packets %ld rx_bytes %ld rx_errors %ld rx_dropped %ld\n",
259 dhdp->dstats.rx_packets, dhdp->dstats.rx_bytes,
260 dhdp->dstats.rx_errors, dhdp->dstats.rx_dropped);
261 bcm_bprintf(strbuf, "multicast %ld\n", dhdp->dstats.multicast);
262
263 bcm_bprintf(strbuf, "bus stats:\n");
264 bcm_bprintf(strbuf, "tx_packets %ld tx_multicast %ld tx_errors %ld\n",
265 dhdp->tx_packets, dhdp->tx_multicast, dhdp->tx_errors);
266 bcm_bprintf(strbuf, "tx_ctlpkts %ld tx_ctlerrs %ld\n",
267 dhdp->tx_ctlpkts, dhdp->tx_ctlerrs);
268 bcm_bprintf(strbuf, "rx_packets %ld rx_multicast %ld rx_errors %ld \n",
269 dhdp->rx_packets, dhdp->rx_multicast, dhdp->rx_errors);
270 bcm_bprintf(strbuf, "rx_ctlpkts %ld rx_ctlerrs %ld rx_dropped %ld\n",
271 dhdp->rx_ctlpkts, dhdp->rx_ctlerrs, dhdp->rx_dropped);
272 bcm_bprintf(strbuf, "rx_readahead_cnt %ld tx_realloc %ld\n",
273 dhdp->rx_readahead_cnt, dhdp->tx_realloc);
274 bcm_bprintf(strbuf, "\n");
275
276 /* Add any prot info */
277 dhd_prot_dump(dhdp, strbuf);
278 bcm_bprintf(strbuf, "\n");
279
280 /* Add any bus info */
281 dhd_bus_dump(dhdp, strbuf);
282
283 return (!strbuf->size ? BCME_BUFTOOSHORT : 0);
284}
285
286int
287dhd_wl_ioctl_cmd(dhd_pub_t *dhd_pub, int cmd, void *arg, int len, uint8 set, int ifindex)
288{
289 wl_ioctl_t ioc;
290
291 ioc.cmd = cmd;
292 ioc.buf = arg;
293 ioc.len = len;
294 ioc.set = set;
295
296 return dhd_wl_ioctl(dhd_pub, ifindex, &ioc, arg, len);
297}
298
299
300int
301dhd_wl_ioctl(dhd_pub_t *dhd_pub, int ifindex, wl_ioctl_t *ioc, void *buf, int len)
302{
303 int ret;
304
305 dhd_os_proto_block(dhd_pub);
306
307 ret = dhd_prot_ioctl(dhd_pub, ifindex, ioc, buf, len);
308 if (!ret)
309 dhd_os_check_hang(dhd_pub, ifindex, ret);
310
311 dhd_os_proto_unblock(dhd_pub);
312 return ret;
313}
314
315static int
316dhd_doiovar(dhd_pub_t *dhd_pub, const bcm_iovar_t *vi, uint32 actionid, const char *name,
317 void *params, int plen, void *arg, int len, int val_size)
318{
319 int bcmerror = 0;
320 int32 int_val = 0;
321
322 DHD_TRACE(("%s: Enter\n", __FUNCTION__));
323 DHD_TRACE(("%s: actionid = %d; name %s\n", __FUNCTION__, actionid, name));
324
325 if ((bcmerror = bcm_iovar_lencheck(vi, arg, len, IOV_ISSET(actionid))) != 0)
326 goto exit;
327
328 if (plen >= (int)sizeof(int_val))
329 bcopy(params, &int_val, sizeof(int_val));
330
331 switch (actionid) {
332 case IOV_GVAL(IOV_VERSION):
333 /* Need to have checked buffer length */
334 bcm_strncpy_s((char*)arg, len, dhd_version, len);
335 break;
336
337 case IOV_GVAL(IOV_MSGLEVEL):
338 int_val = (int32)dhd_msg_level;
339 bcopy(&int_val, arg, val_size);
340 break;
341
342 case IOV_SVAL(IOV_MSGLEVEL):
343 dhd_msg_level = int_val;
344 break;
345 case IOV_GVAL(IOV_BCMERRORSTR):
346 bcm_strncpy_s((char *)arg, len, bcmerrorstr(dhd_pub->bcmerror), BCME_STRLEN);
347 ((char *)arg)[BCME_STRLEN - 1] = 0x00;
348 break;
349
350 case IOV_GVAL(IOV_BCMERROR):
351 int_val = (int32)dhd_pub->bcmerror;
352 bcopy(&int_val, arg, val_size);
353 break;
354
355 case IOV_GVAL(IOV_WDTICK):
356 int_val = (int32)dhd_watchdog_ms;
357 bcopy(&int_val, arg, val_size);
358 break;
359
360 case IOV_SVAL(IOV_WDTICK):
361 if (!dhd_pub->up) {
362 bcmerror = BCME_NOTUP;
363 break;
364 }
365 dhd_os_wd_timer(dhd_pub, (uint)int_val);
366 break;
367
368 case IOV_GVAL(IOV_DUMP):
369 bcmerror = dhd_dump(dhd_pub, arg, len);
370 break;
371
372#ifdef DHD_DEBUG
373 case IOV_GVAL(IOV_DCONSOLE_POLL):
374 int_val = (int32)dhd_console_ms;
375 bcopy(&int_val, arg, val_size);
376 break;
377
378 case IOV_SVAL(IOV_DCONSOLE_POLL):
379 dhd_console_ms = (uint)int_val;
380 break;
381
382 case IOV_SVAL(IOV_CONS):
383 if (len > 0)
384 bcmerror = dhd_bus_console_in(dhd_pub, arg, len - 1);
385 break;
386#endif /* DHD_DEBUG */
387
388 case IOV_SVAL(IOV_CLEARCOUNTS):
389 dhd_pub->tx_packets = dhd_pub->rx_packets = 0;
390 dhd_pub->tx_errors = dhd_pub->rx_errors = 0;
391 dhd_pub->tx_ctlpkts = dhd_pub->rx_ctlpkts = 0;
392 dhd_pub->tx_ctlerrs = dhd_pub->rx_ctlerrs = 0;
393 dhd_pub->rx_dropped = 0;
394 dhd_pub->rx_readahead_cnt = 0;
395 dhd_pub->tx_realloc = 0;
396 dhd_pub->wd_dpc_sched = 0;
397 memset(&dhd_pub->dstats, 0, sizeof(dhd_pub->dstats));
398 dhd_bus_clearcounts(dhd_pub);
399#ifdef PROP_TXSTATUS
400 /* clear proptxstatus related counters */
401 if (dhd_pub->wlfc_state) {
402 athost_wl_status_info_t *wlfc =
403 (athost_wl_status_info_t*)dhd_pub->wlfc_state;
404 wlfc_hanger_t* hanger;
405
406 memset(&wlfc->stats, 0, sizeof(athost_wl_stat_counters_t));
407
408 hanger = (wlfc_hanger_t*)wlfc->hanger;
409 hanger->pushed = 0;
410 hanger->popped = 0;
411 hanger->failed_slotfind = 0;
412 hanger->failed_to_pop = 0;
413 hanger->failed_to_push = 0;
414 }
415#endif /* PROP_TXSTATUS */
416 break;
417
418
419 case IOV_GVAL(IOV_IOCTLTIMEOUT): {
420 int_val = (int32)dhd_os_get_ioctl_resp_timeout();
421 bcopy(&int_val, arg, sizeof(int_val));
422 break;
423 }
424
425 case IOV_SVAL(IOV_IOCTLTIMEOUT): {
426 if (int_val <= 0)
427 bcmerror = BCME_BADARG;
428 else
429 dhd_os_set_ioctl_resp_timeout((unsigned int)int_val);
430 break;
431 }
432
433 case IOV_SVAL(IOV_HCI_CMD): {
434 amp_hci_cmd_t *cmd = (amp_hci_cmd_t *)arg;
435
436 /* sanity check: command preamble present */
437 if (len < HCI_CMD_PREAMBLE_SIZE)
438 return BCME_BUFTOOSHORT;
439
440 /* sanity check: command parameters are present */
441 if (len < (int)(HCI_CMD_PREAMBLE_SIZE + cmd->plen))
442 return BCME_BUFTOOSHORT;
443
444 dhd_bta_docmd(dhd_pub, cmd, len);
445 break;
446 }
447
448 case IOV_SVAL(IOV_HCI_ACL_DATA): {
449 amp_hci_ACL_data_t *ACL_data = (amp_hci_ACL_data_t *)arg;
450
451 /* sanity check: HCI header present */
452 if (len < HCI_ACL_DATA_PREAMBLE_SIZE)
453 return BCME_BUFTOOSHORT;
454
455 /* sanity check: ACL data is present */
456 if (len < (int)(HCI_ACL_DATA_PREAMBLE_SIZE + ACL_data->dlen))
457 return BCME_BUFTOOSHORT;
458
459 dhd_bta_tx_hcidata(dhd_pub, ACL_data, len);
460 break;
461 }
462
463#ifdef PROP_TXSTATUS
464 case IOV_GVAL(IOV_PROPTXSTATUS_ENABLE):
465 int_val = dhd_pub->wlfc_enabled? 1 : 0;
466 bcopy(&int_val, arg, val_size);
467 break;
468
469 case IOV_SVAL(IOV_PROPTXSTATUS_ENABLE):
470 dhd_pub->wlfc_enabled = int_val? 1 : 0;
471 break;
472
473 case IOV_GVAL(IOV_PROPTXSTATUS_MODE): {
474 athost_wl_status_info_t *wlfc =
475 (athost_wl_status_info_t*)dhd_pub->wlfc_state;
476 int_val = dhd_pub->wlfc_state ? (int32)wlfc->proptxstatus_mode : 0;
477 bcopy(&int_val, arg, val_size);
478 break;
479 }
480
481 case IOV_SVAL(IOV_PROPTXSTATUS_MODE):
482 if (dhd_pub->wlfc_state) {
483 athost_wl_status_info_t *wlfc =
484 (athost_wl_status_info_t*)dhd_pub->wlfc_state;
485 wlfc->proptxstatus_mode = int_val & 0xff;
486 }
487 break;
488#endif /* PROP_TXSTATUS */
489
490 case IOV_GVAL(IOV_BUS_TYPE):
491 /* The dhd application queries the driver to check if its usb or sdio. */
492#ifdef BCMDHDUSB
493 int_val = BUS_TYPE_USB;
494#endif
495 int_val = BUS_TYPE_SDIO;
496 bcopy(&int_val, arg, val_size);
497 break;
498
499
500#ifdef WLMEDIA_HTSF
501 case IOV_GVAL(IOV_WLPKTDLYSTAT_SZ):
502 int_val = dhd_pub->htsfdlystat_sz;
503 bcopy(&int_val, arg, val_size);
504 break;
505
506 case IOV_SVAL(IOV_WLPKTDLYSTAT_SZ):
507 dhd_pub->htsfdlystat_sz = int_val & 0xff;
508 printf("Setting tsfdlystat_sz:%d\n", dhd_pub->htsfdlystat_sz);
509 break;
510#endif
511 case IOV_SVAL(IOV_CHANGEMTU):
512 int_val &= 0xffff;
513 bcmerror = dhd_change_mtu(dhd_pub, int_val, 0);
514 break;
515
516 default:
517 bcmerror = BCME_UNSUPPORTED;
518 break;
519 }
520
521exit:
522 DHD_TRACE(("%s: actionid %d, bcmerror %d\n", __FUNCTION__, actionid, bcmerror));
523 return bcmerror;
524}
525
526/* Store the status of a connection attempt for later retrieval by an iovar */
527void
528dhd_store_conn_status(uint32 event, uint32 status, uint32 reason)
529{
530 /* Do not overwrite a WLC_E_PRUNE with a WLC_E_SET_SSID
531 * because an encryption/rsn mismatch results in both events, and
532 * the important information is in the WLC_E_PRUNE.
533 */
534 if (!(event == WLC_E_SET_SSID && status == WLC_E_STATUS_FAIL &&
535 dhd_conn_event == WLC_E_PRUNE)) {
536 dhd_conn_event = event;
537 dhd_conn_status = status;
538 dhd_conn_reason = reason;
539 }
540}
541
542bool
543dhd_prec_enq(dhd_pub_t *dhdp, struct pktq *q, void *pkt, int prec)
544{
545 void *p;
546 int eprec = -1; /* precedence to evict from */
547 bool discard_oldest;
548
549 /* Fast case, precedence queue is not full and we are also not
550 * exceeding total queue length
551 */
552 if (!pktq_pfull(q, prec) && !pktq_full(q)) {
553 pktq_penq(q, prec, pkt);
554 return TRUE;
555 }
556
557 /* Determine precedence from which to evict packet, if any */
558 if (pktq_pfull(q, prec))
559 eprec = prec;
560 else if (pktq_full(q)) {
561 p = pktq_peek_tail(q, &eprec);
562 ASSERT(p);
563 if (eprec > prec || eprec < 0)
564 return FALSE;
565 }
566
567 /* Evict if needed */
568 if (eprec >= 0) {
569 /* Detect queueing to unconfigured precedence */
570 ASSERT(!pktq_pempty(q, eprec));
571 discard_oldest = AC_BITMAP_TST(dhdp->wme_dp, eprec);
572 if (eprec == prec && !discard_oldest)
573 return FALSE; /* refuse newer (incoming) packet */
574 /* Evict packet according to discard policy */
575 p = discard_oldest ? pktq_pdeq(q, eprec) : pktq_pdeq_tail(q, eprec);
576 ASSERT(p);
577
578 PKTFREE(dhdp->osh, p, TRUE);
579 }
580
581 /* Enqueue */
582 p = pktq_penq(q, prec, pkt);
583 ASSERT(p);
584
585 return TRUE;
586}
587
588static int
589dhd_iovar_op(dhd_pub_t *dhd_pub, const char *name,
590 void *params, int plen, void *arg, int len, bool set)
591{
592 int bcmerror = 0;
593 int val_size;
594 const bcm_iovar_t *vi = NULL;
595 uint32 actionid;
596
597 DHD_TRACE(("%s: Enter\n", __FUNCTION__));
598
599 ASSERT(name);
600 ASSERT(len >= 0);
601
602 /* Get MUST have return space */
603 ASSERT(set || (arg && len));
604
605 /* Set does NOT take qualifiers */
606 ASSERT(!set || (!params && !plen));
607
608 if ((vi = bcm_iovar_lookup(dhd_iovars, name)) == NULL) {
609 bcmerror = BCME_UNSUPPORTED;
610 goto exit;
611 }
612
613 DHD_CTL(("%s: %s %s, len %d plen %d\n", __FUNCTION__,
614 name, (set ? "set" : "get"), len, plen));
615
616 /* set up 'params' pointer in case this is a set command so that
617 * the convenience int and bool code can be common to set and get
618 */
619 if (params == NULL) {
620 params = arg;
621 plen = len;
622 }
623
624 if (vi->type == IOVT_VOID)
625 val_size = 0;
626 else if (vi->type == IOVT_BUFFER)
627 val_size = len;
628 else
629 /* all other types are integer sized */
630 val_size = sizeof(int);
631
632 actionid = set ? IOV_SVAL(vi->varid) : IOV_GVAL(vi->varid);
633
634 bcmerror = dhd_doiovar(dhd_pub, vi, actionid, name, params, plen, arg, len, val_size);
635
636exit:
637 return bcmerror;
638}
639
640int
641dhd_ioctl(dhd_pub_t * dhd_pub, dhd_ioctl_t *ioc, void * buf, uint buflen)
642{
643 int bcmerror = 0;
644
645 DHD_TRACE(("%s: Enter\n", __FUNCTION__));
646
647 if (!buf) {
648 return BCME_BADARG;
649 }
650
651 switch (ioc->cmd) {
652 case DHD_GET_MAGIC:
653 if (buflen < sizeof(int))
654 bcmerror = BCME_BUFTOOSHORT;
655 else
656 *(int*)buf = DHD_IOCTL_MAGIC;
657 break;
658
659 case DHD_GET_VERSION:
660 if (buflen < sizeof(int))
661 bcmerror = -BCME_BUFTOOSHORT;
662 else
663 *(int*)buf = DHD_IOCTL_VERSION;
664 break;
665
666 case DHD_GET_VAR:
667 case DHD_SET_VAR: {
668 char *arg;
669 uint arglen;
670
671 /* scan past the name to any arguments */
672 for (arg = buf, arglen = buflen; *arg && arglen; arg++, arglen--)
673 ;
674
675 if (*arg) {
676 bcmerror = BCME_BUFTOOSHORT;
677 break;
678 }
679
680 /* account for the NUL terminator */
681 arg++, arglen--;
682
683 /* call with the appropriate arguments */
684 if (ioc->cmd == DHD_GET_VAR)
685 bcmerror = dhd_iovar_op(dhd_pub, buf, arg, arglen,
686 buf, buflen, IOV_GET);
687 else
688 bcmerror = dhd_iovar_op(dhd_pub, buf, NULL, 0, arg, arglen, IOV_SET);
689 if (bcmerror != BCME_UNSUPPORTED)
690 break;
691
692 /* not in generic table, try protocol module */
693 if (ioc->cmd == DHD_GET_VAR)
694 bcmerror = dhd_prot_iovar_op(dhd_pub, buf, arg,
695 arglen, buf, buflen, IOV_GET);
696 else
697 bcmerror = dhd_prot_iovar_op(dhd_pub, buf,
698 NULL, 0, arg, arglen, IOV_SET);
699 if (bcmerror != BCME_UNSUPPORTED)
700 break;
701
702 /* if still not found, try bus module */
703 if (ioc->cmd == DHD_GET_VAR) {
704 bcmerror = dhd_bus_iovar_op(dhd_pub, buf,
705 arg, arglen, buf, buflen, IOV_GET);
706 } else {
707 bcmerror = dhd_bus_iovar_op(dhd_pub, buf,
708 NULL, 0, arg, arglen, IOV_SET);
709 }
710
711 break;
712 }
713
714 default:
715 bcmerror = BCME_UNSUPPORTED;
716 }
717
718 return bcmerror;
719}
720
721#ifdef SHOW_EVENTS
722static void
723wl_show_host_event(wl_event_msg_t *event, void *event_data)
724{
725 uint i, status, reason;
726 bool group = FALSE, flush_txq = FALSE, link = FALSE;
727 const char *auth_str;
728 const char *event_name;
729 uchar *buf;
730 char err_msg[256], eabuf[ETHER_ADDR_STR_LEN];
731 uint event_type, flags, auth_type, datalen;
732
733 event_type = ntoh32(event->event_type);
734 flags = ntoh16(event->flags);
735 status = ntoh32(event->status);
736 reason = ntoh32(event->reason);
737 auth_type = ntoh32(event->auth_type);
738 datalen = ntoh32(event->datalen);
739
740 /* debug dump of event messages */
741 sprintf(eabuf, "%02x:%02x:%02x:%02x:%02x:%02x",
742 (uchar)event->addr.octet[0]&0xff,
743 (uchar)event->addr.octet[1]&0xff,
744 (uchar)event->addr.octet[2]&0xff,
745 (uchar)event->addr.octet[3]&0xff,
746 (uchar)event->addr.octet[4]&0xff,
747 (uchar)event->addr.octet[5]&0xff);
748
749 event_name = "UNKNOWN";
750 for (i = 0; i < (uint)bcmevent_names_size; i++)
751 if (bcmevent_names[i].event == event_type)
752 event_name = bcmevent_names[i].name;
753
754 if (flags & WLC_EVENT_MSG_LINK)
755 link = TRUE;
756 if (flags & WLC_EVENT_MSG_GROUP)
757 group = TRUE;
758 if (flags & WLC_EVENT_MSG_FLUSHTXQ)
759 flush_txq = TRUE;
760
761 switch (event_type) {
762 case WLC_E_START:
763 case WLC_E_DEAUTH:
764 case WLC_E_DISASSOC:
765 DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
766 break;
767
768 case WLC_E_ASSOC_IND:
769 case WLC_E_REASSOC_IND:
770
771 DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
772 break;
773
774 case WLC_E_ASSOC:
775 case WLC_E_REASSOC:
776 if (status == WLC_E_STATUS_SUCCESS) {
777 DHD_EVENT(("MACEVENT: %s, MAC %s, SUCCESS\n", event_name, eabuf));
778 } else if (status == WLC_E_STATUS_TIMEOUT) {
779 DHD_EVENT(("MACEVENT: %s, MAC %s, TIMEOUT\n", event_name, eabuf));
780 } else if (status == WLC_E_STATUS_FAIL) {
781 DHD_EVENT(("MACEVENT: %s, MAC %s, FAILURE, reason %d\n",
782 event_name, eabuf, (int)reason));
783 } else {
784 DHD_EVENT(("MACEVENT: %s, MAC %s, unexpected status %d\n",
785 event_name, eabuf, (int)status));
786 }
787 break;
788
789 case WLC_E_DEAUTH_IND:
790 case WLC_E_DISASSOC_IND:
791 DHD_EVENT(("MACEVENT: %s, MAC %s, reason %d\n", event_name, eabuf, (int)reason));
792 break;
793
794 case WLC_E_AUTH:
795 case WLC_E_AUTH_IND:
796 if (auth_type == DOT11_OPEN_SYSTEM)
797 auth_str = "Open System";
798 else if (auth_type == DOT11_SHARED_KEY)
799 auth_str = "Shared Key";
800 else {
801 sprintf(err_msg, "AUTH unknown: %d", (int)auth_type);
802 auth_str = err_msg;
803 }
804 if (event_type == WLC_E_AUTH_IND) {
805 DHD_EVENT(("MACEVENT: %s, MAC %s, %s\n", event_name, eabuf, auth_str));
806 } else if (status == WLC_E_STATUS_SUCCESS) {
807 DHD_EVENT(("MACEVENT: %s, MAC %s, %s, SUCCESS\n",
808 event_name, eabuf, auth_str));
809 } else if (status == WLC_E_STATUS_TIMEOUT) {
810 DHD_EVENT(("MACEVENT: %s, MAC %s, %s, TIMEOUT\n",
811 event_name, eabuf, auth_str));
812 } else if (status == WLC_E_STATUS_FAIL) {
813 DHD_EVENT(("MACEVENT: %s, MAC %s, %s, FAILURE, reason %d\n",
814 event_name, eabuf, auth_str, (int)reason));
815 }
816
817 break;
818
819 case WLC_E_JOIN:
820 case WLC_E_ROAM:
821 case WLC_E_SET_SSID:
822 if (status == WLC_E_STATUS_SUCCESS) {
823 DHD_EVENT(("MACEVENT: %s, MAC %s\n", event_name, eabuf));
824 } else if (status == WLC_E_STATUS_FAIL) {
825 DHD_EVENT(("MACEVENT: %s, failed\n", event_name));
826 } else if (status == WLC_E_STATUS_NO_NETWORKS) {
827 DHD_EVENT(("MACEVENT: %s, no networks found\n", event_name));
828 } else {
829 DHD_EVENT(("MACEVENT: %s, unexpected status %d\n",
830 event_name, (int)status));
831 }
832 break;
833
834 case WLC_E_BEACON_RX:
835 if (status == WLC_E_STATUS_SUCCESS) {
836 DHD_EVENT(("MACEVENT: %s, SUCCESS\n", event_name));
837 } else if (status == WLC_E_STATUS_FAIL) {
838 DHD_EVENT(("MACEVENT: %s, FAIL\n", event_name));
839 } else {
840 DHD_EVENT(("MACEVENT: %s, status %d\n", event_name, status));
841 }
842 break;
843
844 case WLC_E_LINK:
845 DHD_EVENT(("MACEVENT: %s %s\n", event_name, link?"UP":"DOWN"));
846 break;
847
848 case WLC_E_MIC_ERROR:
849 DHD_EVENT(("MACEVENT: %s, MAC %s, Group %d, Flush %d\n",
850 event_name, eabuf, group, flush_txq));
851 break;
852
853 case WLC_E_ICV_ERROR:
854 case WLC_E_UNICAST_DECODE_ERROR:
855 case WLC_E_MULTICAST_DECODE_ERROR:
856 DHD_EVENT(("MACEVENT: %s, MAC %s\n",
857 event_name, eabuf));
858 break;
859
860 case WLC_E_TXFAIL:
861 DHD_EVENT(("MACEVENT: %s, RA %s\n", event_name, eabuf));
862 break;
863
864 case WLC_E_SCAN_COMPLETE:
865 case WLC_E_PMKID_CACHE:
866 DHD_EVENT(("MACEVENT: %s\n", event_name));
867 break;
868
869 case WLC_E_PFN_NET_FOUND:
870 case WLC_E_PFN_NET_LOST:
871 case WLC_E_PFN_SCAN_COMPLETE:
872 case WLC_E_PFN_SCAN_NONE:
873 case WLC_E_PFN_SCAN_ALLGONE:
874 DHD_EVENT(("PNOEVENT: %s\n", event_name));
875 break;
876
877 case WLC_E_PSK_SUP:
878 case WLC_E_PRUNE:
879 DHD_EVENT(("MACEVENT: %s, status %d, reason %d\n",
880 event_name, (int)status, (int)reason));
881 break;
882
883#ifdef WIFI_ACT_FRAME
884 case WLC_E_ACTION_FRAME:
885 DHD_TRACE(("MACEVENT: %s Bssid %s\n", event_name, eabuf));
886 break;
887#endif /* WIFI_ACT_FRAME */
888
889 case WLC_E_TRACE: {
890 static uint32 seqnum_prev = 0;
891 msgtrace_hdr_t hdr;
892 uint32 nblost;
893 char *s, *p;
894
895 buf = (uchar *) event_data;
896 memcpy(&hdr, buf, MSGTRACE_HDRLEN);
897
898 if (hdr.version != MSGTRACE_VERSION) {
899 printf("\nMACEVENT: %s [unsupported version --> "
900 "dhd version:%d dongle version:%d]\n",
901 event_name, MSGTRACE_VERSION, hdr.version);
902 /* Reset datalen to avoid display below */
903 datalen = 0;
904 break;
905 }
906
907 /* There are 2 bytes available at the end of data */
908 buf[MSGTRACE_HDRLEN + ntoh16(hdr.len)] = '\0';
909
910 if (ntoh32(hdr.discarded_bytes) || ntoh32(hdr.discarded_printf)) {
911 printf("\nWLC_E_TRACE: [Discarded traces in dongle -->"
912 "discarded_bytes %d discarded_printf %d]\n",
913 ntoh32(hdr.discarded_bytes), ntoh32(hdr.discarded_printf));
914 }
915
916 nblost = ntoh32(hdr.seqnum) - seqnum_prev - 1;
917 if (nblost > 0) {
918 printf("\nWLC_E_TRACE: [Event lost --> seqnum %d nblost %d\n",
919 ntoh32(hdr.seqnum), nblost);
920 }
921 seqnum_prev = ntoh32(hdr.seqnum);
922
923 /* Display the trace buffer. Advance from \n to \n to avoid display big
924 * printf (issue with Linux printk )
925 */
926 p = (char *)&buf[MSGTRACE_HDRLEN];
927 while ((s = strstr(p, "\n")) != NULL) {
928 *s = '\0';
929 printf("%s\n", p);
930 p = s+1;
931 }
932 printf("%s\n", p);
933
934 /* Reset datalen to avoid display below */
935 datalen = 0;
936 break;
937 }
938
939
940 case WLC_E_RSSI:
941 DHD_EVENT(("MACEVENT: %s %d\n", event_name, ntoh32(*((int *)event_data))));
942 break;
943
944 default:
945 DHD_EVENT(("MACEVENT: %s %d, MAC %s, status %d, reason %d, auth %d\n",
946 event_name, event_type, eabuf, (int)status, (int)reason,
947 (int)auth_type));
948 break;
949 }
950
951 /* show any appended data */
952 if (datalen) {
953 buf = (uchar *) event_data;
954 DHD_EVENT((" data (%d) : ", datalen));
955 for (i = 0; i < datalen; i++)
956 DHD_EVENT((" 0x%02x ", *buf++));
957 DHD_EVENT(("\n"));
958 }
959}
960#endif /* SHOW_EVENTS */
961
962int
963wl_host_event(dhd_pub_t *dhd_pub, int *ifidx, void *pktdata,
964 wl_event_msg_t *event, void **data_ptr)
965{
966 /* check whether packet is a BRCM event pkt */
967 bcm_event_t *pvt_data = (bcm_event_t *)pktdata;
968 uint8 *event_data;
969 uint32 type, status, reason, datalen;
970 uint16 flags;
971 int evlen;
972
973 if (bcmp(BRCM_OUI, &pvt_data->bcm_hdr.oui[0], DOT11_OUI_LEN)) {
974 DHD_ERROR(("%s: mismatched OUI, bailing\n", __FUNCTION__));
975 return (BCME_ERROR);
976 }
977
978 /* BRCM event pkt may be unaligned - use xxx_ua to load user_subtype. */
979 if (ntoh16_ua((void *)&pvt_data->bcm_hdr.usr_subtype) != BCMILCP_BCM_SUBTYPE_EVENT) {
980 DHD_ERROR(("%s: mismatched subtype, bailing\n", __FUNCTION__));
981 return (BCME_ERROR);
982 }
983
984 *data_ptr = &pvt_data[1];
985 event_data = *data_ptr;
986
987 /* memcpy since BRCM event pkt may be unaligned. */
988 memcpy(event, &pvt_data->event, sizeof(wl_event_msg_t));
989
990 type = ntoh32_ua((void *)&event->event_type);
991 flags = ntoh16_ua((void *)&event->flags);
992 status = ntoh32_ua((void *)&event->status);
993 reason = ntoh32_ua((void *)&event->reason);
994 datalen = ntoh32_ua((void *)&event->datalen);
995 evlen = datalen + sizeof(bcm_event_t);
996
997 switch (type) {
998#ifdef PROP_TXSTATUS
999 case WLC_E_FIFO_CREDIT_MAP:
1000 dhd_wlfc_event(dhd_pub->info);
1001 dhd_wlfc_FIFOcreditmap_event(dhd_pub->info, event_data);
1002 WLFC_DBGMESG(("WLC_E_FIFO_CREDIT_MAP:(AC0,AC1,AC2,AC3),(BC_MC),(OTHER): "
1003 "(%d,%d,%d,%d),(%d),(%d)\n", event_data[0], event_data[1],
1004 event_data[2],
1005 event_data[3], event_data[4], event_data[5]));
1006 break;
1007#endif
1008
1009 case WLC_E_IF:
1010 {
1011 dhd_if_event_t *ifevent = (dhd_if_event_t *)event_data;
1012#ifdef PROP_TXSTATUS
1013 {
1014 uint8* ea = pvt_data->eth.ether_dhost;
1015 WLFC_DBGMESG(("WLC_E_IF: idx:%d, action:%s, iftype:%s, "
1016 "[%02x:%02x:%02x:%02x:%02x:%02x]\n",
1017 ifevent->ifidx,
1018 ((ifevent->action == WLC_E_IF_ADD) ? "ADD":"DEL"),
1019 ((ifevent->is_AP == 0) ? "STA":"AP "),
1020 ea[0], ea[1], ea[2], ea[3], ea[4], ea[5]));
1021 (void)ea;
1022
1023 dhd_wlfc_interface_event(dhd_pub->info,
1024 ((ifevent->action == WLC_E_IF_ADD) ?
1025 eWLFC_MAC_ENTRY_ACTION_ADD : eWLFC_MAC_ENTRY_ACTION_DEL),
1026 ifevent->ifidx, ifevent->is_AP, ea);
1027
1028 /* dhd already has created an interface by default, for 0 */
1029 if (ifevent->ifidx == 0)
1030 break;
1031 }
1032#endif /* PROP_TXSTATUS */
1033
1034#ifdef WL_CFG80211
1035 if (wl_cfg80211_is_progress_ifchange()) {
1036 DHD_ERROR(("%s: ifidx %d for %s action %d\n",
1037 __FUNCTION__, ifevent->ifidx,
1038 event->ifname, ifevent->action));
1039 if (ifevent->action == WLC_E_IF_ADD)
1040 wl_cfg80211_notify_ifchange();
1041 return (BCME_OK);
1042 }
1043#endif /* WL_CFG80211 */
1044 if (ifevent->ifidx > 0 && ifevent->ifidx < DHD_MAX_IFS) {
1045 if (ifevent->action == WLC_E_IF_ADD) {
1046 if (dhd_add_if(dhd_pub->info, ifevent->ifidx,
1047 NULL, event->ifname,
1048 event->addr.octet,
1049 ifevent->flags, ifevent->bssidx)) {
1050 DHD_ERROR(("%s: dhd_add_if failed!!"
1051 " ifidx: %d for %s\n",
1052 __FUNCTION__,
1053 ifevent->ifidx,
1054 event->ifname));
1055 return (BCME_ERROR);
1056 }
1057 }
1058 else
1059 dhd_del_if(dhd_pub->info, ifevent->ifidx);
1060 } else {
1061#ifndef PROP_TXSTATUS
1062 DHD_ERROR(("%s: Invalid ifidx %d for %s\n",
1063 __FUNCTION__, ifevent->ifidx, event->ifname));
1064#endif /* !PROP_TXSTATUS */
1065 }
1066 }
1067 /* send up the if event: btamp user needs it */
1068 *ifidx = dhd_ifname2idx(dhd_pub->info, event->ifname);
1069 /* push up to external supp/auth */
1070 dhd_event(dhd_pub->info, (char *)pvt_data, evlen, *ifidx);
1071 break;
1072
1073
1074#ifdef WLMEDIA_HTSF
1075 case WLC_E_HTSFSYNC:
1076 htsf_update(dhd_pub->info, event_data);
1077 break;
1078#endif /* WLMEDIA_HTSF */
1079 case WLC_E_NDIS_LINK: {
1080 uint32 temp = hton32(WLC_E_LINK);
1081
1082 memcpy((void *)(&pvt_data->event.event_type), &temp,
1083 sizeof(pvt_data->event.event_type));
1084 }
1085 /* These are what external supplicant/authenticator wants */
1086 /* fall through */
1087 case WLC_E_LINK:
1088 case WLC_E_DEAUTH:
1089 case WLC_E_DEAUTH_IND:
1090 case WLC_E_DISASSOC:
1091 case WLC_E_DISASSOC_IND:
1092 DHD_EVENT(("%s: Link event %d, flags %x, status %x\n",
1093 __FUNCTION__, type, flags, status));
1094 /* fall through */
1095 default:
1096 *ifidx = dhd_ifname2idx(dhd_pub->info, event->ifname);
1097 /* push up to external supp/auth */
1098 dhd_event(dhd_pub->info, (char *)pvt_data, evlen, *ifidx);
1099 DHD_TRACE(("%s: MAC event %d, flags %x, status %x\n",
1100 __FUNCTION__, type, flags, status));
1101
1102 /* put it back to WLC_E_NDIS_LINK */
1103 if (type == WLC_E_NDIS_LINK) {
1104 uint32 temp;
1105
1106 temp = ntoh32_ua((void *)&event->event_type);
1107 DHD_TRACE(("Converted to WLC_E_LINK type %d\n", temp));
1108
1109 temp = ntoh32(WLC_E_NDIS_LINK);
1110 memcpy((void *)(&pvt_data->event.event_type), &temp,
1111 sizeof(pvt_data->event.event_type));
1112 }
1113 break;
1114 }
1115
1116#ifdef SHOW_EVENTS
1117 wl_show_host_event(event, (void *)event_data);
1118#endif /* SHOW_EVENTS */
1119
1120 return (BCME_OK);
1121}
1122
1123void
1124wl_event_to_host_order(wl_event_msg_t * evt)
1125{
1126 /* Event struct members passed from dongle to host are stored in network
1127 * byte order. Convert all members to host-order.
1128 */
1129 evt->event_type = ntoh32(evt->event_type);
1130 evt->flags = ntoh16(evt->flags);
1131 evt->status = ntoh32(evt->status);
1132 evt->reason = ntoh32(evt->reason);
1133 evt->auth_type = ntoh32(evt->auth_type);
1134 evt->datalen = ntoh32(evt->datalen);
1135 evt->version = ntoh16(evt->version);
1136}
1137
1138void
1139dhd_print_buf(void *pbuf, int len, int bytes_per_line)
1140{
1141#ifdef DHD_DEBUG
1142 int i, j = 0;
1143 unsigned char *buf = pbuf;
1144
1145 if (bytes_per_line == 0) {
1146 bytes_per_line = len;
1147 }
1148
1149 for (i = 0; i < len; i++) {
1150 printf("%2.2x", *buf++);
1151 j++;
1152 if (j == bytes_per_line) {
1153 printf("\n");
1154 j = 0;
1155 } else {
1156 printf(":");
1157 }
1158 }
1159 printf("\n");
1160#endif /* DHD_DEBUG */
1161}
1162
1163#define strtoul(nptr, endptr, base) bcm_strtoul((nptr), (endptr), (base))
1164
1165/* Convert user's input in hex pattern to byte-size mask */
1166static int
1167wl_pattern_atoh(char *src, char *dst)
1168{
1169 int i;
1170 if (strncmp(src, "0x", 2) != 0 &&
1171 strncmp(src, "0X", 2) != 0) {
1172 DHD_ERROR(("Mask invalid format. Needs to start with 0x\n"));
1173 return -1;
1174 }
1175 src = src + 2; /* Skip past 0x */
1176 if (strlen(src) % 2 != 0) {
1177 DHD_ERROR(("Mask invalid format. Needs to be of even length\n"));
1178 return -1;
1179 }
1180 for (i = 0; *src != '\0'; i++) {
1181 char num[3];
1182 bcm_strncpy_s(num, sizeof(num), src, 2);
1183 num[2] = '\0';
1184 dst[i] = (uint8)strtoul(num, NULL, 16);
1185 src += 2;
1186 }
1187 return i;
1188}
1189
1190void
1191dhd_pktfilter_offload_enable(dhd_pub_t * dhd, char *arg, int enable, int master_mode)
1192{
1193 char *argv[8];
1194 int i = 0;
1195 const char *str;
1196 int buf_len;
1197 int str_len;
1198 char *arg_save = 0, *arg_org = 0;
1199 int rc;
1200 char buf[128];
1201 wl_pkt_filter_enable_t enable_parm;
1202 wl_pkt_filter_enable_t * pkt_filterp;
1203
1204 if (!arg)
1205 return;
1206
1207 if (!(arg_save = MALLOC(dhd->osh, strlen(arg) + 1))) {
1208 DHD_ERROR(("%s: kmalloc failed\n", __FUNCTION__));
1209 goto fail;
1210 }
1211 arg_org = arg_save;
1212 memcpy(arg_save, arg, strlen(arg) + 1);
1213
1214 argv[i] = bcmstrtok(&arg_save, " ", 0);
1215
1216 i = 0;
1217 if (argv[i] == NULL) {
1218 DHD_ERROR(("No args provided\n"));
1219 goto fail;
1220 }
1221
1222 str = "pkt_filter_enable";
1223 str_len = strlen(str);
1224 bcm_strncpy_s(buf, sizeof(buf), str, str_len);
1225 buf[str_len] = '\0';
1226 buf_len = str_len + 1;
1227
1228 pkt_filterp = (wl_pkt_filter_enable_t *)(buf + str_len + 1);
1229
1230 /* Parse packet filter id. */
1231 enable_parm.id = htod32(strtoul(argv[i], NULL, 0));
1232
1233 /* Parse enable/disable value. */
1234 enable_parm.enable = htod32(enable);
1235
1236 buf_len += sizeof(enable_parm);
1237 memcpy((char *)pkt_filterp,
1238 &enable_parm,
1239 sizeof(enable_parm));
1240
1241 /* Enable/disable the specified filter. */
1242 rc = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, buf_len, TRUE, 0);
1243 rc = rc >= 0 ? 0 : rc;
1244 if (rc)
1245 DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
1246 __FUNCTION__, arg, rc));
1247 else
1248 DHD_TRACE(("%s: successfully added pktfilter %s\n",
1249 __FUNCTION__, arg));
1250
1251 /* Contorl the master mode */
1252 bcm_mkiovar("pkt_filter_mode", (char *)&master_mode, 4, buf, sizeof(buf));
1253 rc = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, sizeof(buf), TRUE, 0);
1254 rc = rc >= 0 ? 0 : rc;
1255 if (rc)
1256 DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
1257 __FUNCTION__, arg, rc));
1258
1259fail:
1260 if (arg_org)
1261 MFREE(dhd->osh, arg_org, strlen(arg) + 1);
1262}
1263
1264void
1265dhd_pktfilter_offload_set(dhd_pub_t * dhd, char *arg)
1266{
1267 const char *str;
1268 wl_pkt_filter_t pkt_filter;
1269 wl_pkt_filter_t *pkt_filterp;
1270 int buf_len;
1271 int str_len;
1272 int rc;
1273 uint32 mask_size;
1274 uint32 pattern_size;
1275 char *argv[8], * buf = 0;
1276 int i = 0;
1277 char *arg_save = 0, *arg_org = 0;
1278#define BUF_SIZE 2048
1279
1280 if (!arg)
1281 return;
1282
1283 if (!(arg_save = MALLOC(dhd->osh, strlen(arg) + 1))) {
1284 DHD_ERROR(("%s: kmalloc failed\n", __FUNCTION__));
1285 goto fail;
1286 }
1287
1288 arg_org = arg_save;
1289
1290 if (!(buf = MALLOC(dhd->osh, BUF_SIZE))) {
1291 DHD_ERROR(("%s: kmalloc failed\n", __FUNCTION__));
1292 goto fail;
1293 }
1294
1295 memcpy(arg_save, arg, strlen(arg) + 1);
1296
1297 if (strlen(arg) > BUF_SIZE) {
1298 DHD_ERROR(("Not enough buffer %d < %d\n", (int)strlen(arg), (int)sizeof(buf)));
1299 goto fail;
1300 }
1301
1302 argv[i] = bcmstrtok(&arg_save, " ", 0);
1303 while (argv[i++])
1304 argv[i] = bcmstrtok(&arg_save, " ", 0);
1305
1306 i = 0;
1307 if (argv[i] == NULL) {
1308 DHD_ERROR(("No args provided\n"));
1309 goto fail;
1310 }
1311
1312 str = "pkt_filter_add";
1313 str_len = strlen(str);
1314 bcm_strncpy_s(buf, BUF_SIZE, str, str_len);
1315 buf[ str_len ] = '\0';
1316 buf_len = str_len + 1;
1317
1318 pkt_filterp = (wl_pkt_filter_t *) (buf + str_len + 1);
1319
1320 /* Parse packet filter id. */
1321 pkt_filter.id = htod32(strtoul(argv[i], NULL, 0));
1322
1323 if (argv[++i] == NULL) {
1324 DHD_ERROR(("Polarity not provided\n"));
1325 goto fail;
1326 }
1327
1328 /* Parse filter polarity. */
1329 pkt_filter.negate_match = htod32(strtoul(argv[i], NULL, 0));
1330
1331 if (argv[++i] == NULL) {
1332 DHD_ERROR(("Filter type not provided\n"));
1333 goto fail;
1334 }
1335
1336 /* Parse filter type. */
1337 pkt_filter.type = htod32(strtoul(argv[i], NULL, 0));
1338
1339 if (argv[++i] == NULL) {
1340 DHD_ERROR(("Offset not provided\n"));
1341 goto fail;
1342 }
1343
1344 /* Parse pattern filter offset. */
1345 pkt_filter.u.pattern.offset = htod32(strtoul(argv[i], NULL, 0));
1346
1347 if (argv[++i] == NULL) {
1348 DHD_ERROR(("Bitmask not provided\n"));
1349 goto fail;
1350 }
1351
1352 /* Parse pattern filter mask. */
1353 mask_size =
1354 htod32(wl_pattern_atoh(argv[i], (char *) pkt_filterp->u.pattern.mask_and_pattern));
1355
1356 if (argv[++i] == NULL) {
1357 DHD_ERROR(("Pattern not provided\n"));
1358 goto fail;
1359 }
1360
1361 /* Parse pattern filter pattern. */
1362 pattern_size =
1363 htod32(wl_pattern_atoh(argv[i],
1364 (char *) &pkt_filterp->u.pattern.mask_and_pattern[mask_size]));
1365
1366 if (mask_size != pattern_size) {
1367 DHD_ERROR(("Mask and pattern not the same size\n"));
1368 goto fail;
1369 }
1370
1371 pkt_filter.u.pattern.size_bytes = mask_size;
1372 buf_len += WL_PKT_FILTER_FIXED_LEN;
1373 buf_len += (WL_PKT_FILTER_PATTERN_FIXED_LEN + 2 * mask_size);
1374
1375 /* Keep-alive attributes are set in local variable (keep_alive_pkt), and
1376 ** then memcpy'ed into buffer (keep_alive_pktp) since there is no
1377 ** guarantee that the buffer is properly aligned.
1378 */
1379 memcpy((char *)pkt_filterp,
1380 &pkt_filter,
1381 WL_PKT_FILTER_FIXED_LEN + WL_PKT_FILTER_PATTERN_FIXED_LEN);
1382
1383 rc = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, buf_len, TRUE, 0);
1384 rc = rc >= 0 ? 0 : rc;
1385
1386 if (rc)
1387 DHD_TRACE(("%s: failed to add pktfilter %s, retcode = %d\n",
1388 __FUNCTION__, arg, rc));
1389 else
1390 DHD_TRACE(("%s: successfully added pktfilter %s\n",
1391 __FUNCTION__, arg));
1392
1393fail:
1394 if (arg_org)
1395 MFREE(dhd->osh, arg_org, strlen(arg) + 1);
1396
1397 if (buf)
1398 MFREE(dhd->osh, buf, BUF_SIZE);
1399}
1400
1401/* ========================== */
1402/* ==== ARP OFFLOAD SUPPORT = */
1403/* ========================== */
1404#ifdef ARP_OFFLOAD_SUPPORT
1405void
1406dhd_arp_offload_set(dhd_pub_t * dhd, int arp_mode)
1407{
1408 char iovbuf[32];
1409 int retcode;
1410
1411 bcm_mkiovar("arp_ol", (char *)&arp_mode, 4, iovbuf, sizeof(iovbuf));
1412 retcode = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0);
1413 retcode = retcode >= 0 ? 0 : retcode;
1414 if (retcode)
1415 DHD_TRACE(("%s: failed to set ARP offload mode to 0x%x, retcode = %d\n",
1416 __FUNCTION__, arp_mode, retcode));
1417 else
1418 DHD_TRACE(("%s: successfully set ARP offload mode to 0x%x\n",
1419 __FUNCTION__, arp_mode));
1420}
1421
1422void
1423dhd_arp_offload_enable(dhd_pub_t * dhd, int arp_enable)
1424{
1425 char iovbuf[32];
1426 int retcode;
1427
1428 bcm_mkiovar("arpoe", (char *)&arp_enable, 4, iovbuf, sizeof(iovbuf));
1429 retcode = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0);
1430 retcode = retcode >= 0 ? 0 : retcode;
1431 if (retcode)
1432 DHD_TRACE(("%s: failed to enabe ARP offload to %d, retcode = %d\n",
1433 __FUNCTION__, arp_enable, retcode));
1434 else
1435 DHD_TRACE(("%s: successfully enabed ARP offload to %d\n",
1436 __FUNCTION__, arp_enable));
1437}
1438
1439void
1440dhd_aoe_arp_clr(dhd_pub_t *dhd)
1441{
1442 int ret = 0;
1443 int iov_len = 0;
1444 char iovbuf[128];
1445
1446 if (dhd == NULL) return;
1447
1448 iov_len = bcm_mkiovar("arp_table_clear", 0, 0, iovbuf, sizeof(iovbuf));
1449 if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iov_len, TRUE, 0) < 0))
1450 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1451}
1452
1453void
1454dhd_aoe_hostip_clr(dhd_pub_t *dhd)
1455{
1456 int ret = 0;
1457 int iov_len = 0;
1458 char iovbuf[128];
1459
1460 if (dhd == NULL) return;
1461
1462 iov_len = bcm_mkiovar("arp_hostip_clear", 0, 0, iovbuf, sizeof(iovbuf));
1463 if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iov_len, TRUE, 0)) < 0)
1464 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1465}
1466
1467void
1468dhd_arp_offload_add_ip(dhd_pub_t *dhd, uint32 ipaddr)
1469{
1470 int iov_len = 0;
1471 char iovbuf[32];
1472 int retcode;
1473
1474 iov_len = bcm_mkiovar("arp_hostip", (char *)&ipaddr, 4, iovbuf, sizeof(iovbuf));
1475 retcode = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, iov_len, TRUE, 0);
1476
1477 if (retcode)
1478 DHD_TRACE(("%s: ARP ip addr add failed, retcode = %d\n",
1479 __FUNCTION__, retcode));
1480 else
1481 DHD_TRACE(("%s: sARP H ipaddr entry added \n",
1482 __FUNCTION__));
1483}
1484
1485int
1486dhd_arp_get_arp_hostip_table(dhd_pub_t *dhd, void *buf, int buflen)
1487{
1488 int retcode, i;
1489 int iov_len = 0;
1490 uint32 *ptr32 = buf;
1491 bool clr_bottom = FALSE;
1492
1493 if (!buf)
1494 return -1;
1495
1496 iov_len = bcm_mkiovar("arp_hostip", 0, 0, buf, buflen);
1497 retcode = dhd_wl_ioctl_cmd(dhd, WLC_GET_VAR, buf, buflen, TRUE, 0);
1498
1499 if (retcode) {
1500 DHD_TRACE(("%s: ioctl WLC_GET_VAR error %d\n",
1501 __FUNCTION__, retcode));
1502
1503 return -1;
1504 }
1505
1506 /* clean up the buf, ascii reminder */
1507 for (i = 0; i < MAX_IPV4_ENTRIES; i++) {
1508 if (!clr_bottom) {
1509 if (*ptr32 == 0)
1510 clr_bottom = TRUE;
1511 } else {
1512 *ptr32 = 0;
1513 }
1514 ptr32++;
1515 }
1516
1517 return 0;
1518}
1519#endif /* ARP_OFFLOAD_SUPPORT */
1520
1521/* send up locally generated event */
1522void
1523dhd_sendup_event_common(dhd_pub_t *dhdp, wl_event_msg_t *event, void *data)
1524{
1525 switch (ntoh32(event->event_type)) {
1526 case WLC_E_BTA_HCI_EVENT:
1527 break;
1528 default:
1529 break;
1530 }
1531
1532 /* Call per-port handler. */
1533 dhd_sendup_event(dhdp, event, data);
1534}
1535
1536#ifdef SIMPLE_ISCAN
1537
1538uint iscan_thread_id = 0;
1539iscan_buf_t * iscan_chain = 0;
1540
1541iscan_buf_t *
1542dhd_iscan_allocate_buf(dhd_pub_t *dhd, iscan_buf_t **iscanbuf)
1543{
1544 iscan_buf_t *iscanbuf_alloc = 0;
1545 iscan_buf_t *iscanbuf_head;
1546
1547 DHD_ISCAN(("%s: Entered\n", __FUNCTION__));
1548 dhd_iscan_lock();
1549
1550 iscanbuf_alloc = (iscan_buf_t*)MALLOC(dhd->osh, sizeof(iscan_buf_t));
1551 if (iscanbuf_alloc == NULL)
1552 goto fail;
1553
1554 iscanbuf_alloc->next = NULL;
1555 iscanbuf_head = *iscanbuf;
1556
1557 DHD_ISCAN(("%s: addr of allocated node = 0x%X"
1558 "addr of iscanbuf_head = 0x%X dhd = 0x%X\n",
1559 __FUNCTION__, iscanbuf_alloc, iscanbuf_head, dhd));
1560
1561 if (iscanbuf_head == NULL) {
1562 *iscanbuf = iscanbuf_alloc;
1563 DHD_ISCAN(("%s: Head is allocated\n", __FUNCTION__));
1564 goto fail;
1565 }
1566
1567 while (iscanbuf_head->next)
1568 iscanbuf_head = iscanbuf_head->next;
1569
1570 iscanbuf_head->next = iscanbuf_alloc;
1571
1572fail:
1573 dhd_iscan_unlock();
1574 return iscanbuf_alloc;
1575}
1576
1577void
1578dhd_iscan_free_buf(void *dhdp, iscan_buf_t *iscan_delete)
1579{
1580 iscan_buf_t *iscanbuf_free = 0;
1581 iscan_buf_t *iscanbuf_prv = 0;
1582 iscan_buf_t *iscanbuf_cur;
1583 dhd_pub_t *dhd = dhd_bus_pub(dhdp);
1584 DHD_ISCAN(("%s: Entered\n", __FUNCTION__));
1585
1586 dhd_iscan_lock();
1587
1588 iscanbuf_cur = iscan_chain;
1589
1590 /* If iscan_delete is null then delete the entire
1591 * chain or else delete specific one provided
1592 */
1593 if (!iscan_delete) {
1594 while (iscanbuf_cur) {
1595 iscanbuf_free = iscanbuf_cur;
1596 iscanbuf_cur = iscanbuf_cur->next;
1597 iscanbuf_free->next = 0;
1598 MFREE(dhd->osh, iscanbuf_free, sizeof(iscan_buf_t));
1599 }
1600 iscan_chain = 0;
1601 } else {
1602 while (iscanbuf_cur) {
1603 if (iscanbuf_cur == iscan_delete)
1604 break;
1605 iscanbuf_prv = iscanbuf_cur;
1606 iscanbuf_cur = iscanbuf_cur->next;
1607 }
1608 if (iscanbuf_prv)
1609 iscanbuf_prv->next = iscan_delete->next;
1610
1611 iscan_delete->next = 0;
1612 MFREE(dhd->osh, iscan_delete, sizeof(iscan_buf_t));
1613
1614 if (!iscanbuf_prv)
1615 iscan_chain = 0;
1616 }
1617 dhd_iscan_unlock();
1618}
1619
1620iscan_buf_t *
1621dhd_iscan_result_buf(void)
1622{
1623 return iscan_chain;
1624}
1625
1626int
1627dhd_iscan_issue_request(void * dhdp, wl_iscan_params_t *pParams, uint32 size)
1628{
1629 int rc = -1;
1630 dhd_pub_t *dhd = dhd_bus_pub(dhdp);
1631 char *buf;
1632 char iovar[] = "iscan";
1633 uint32 allocSize = 0;
1634 wl_ioctl_t ioctl;
1635
1636 if (pParams) {
1637 allocSize = (size + strlen(iovar) + 1);
1638 if ((allocSize < size) || (allocSize < strlen(iovar)))
1639 {
1640 DHD_ERROR(("%s: overflow - allocation size too large %d < %d + %d!\n",
1641 __FUNCTION__, allocSize, size, strlen(iovar)));
1642 goto cleanUp;
1643 }
1644 buf = MALLOC(dhd->osh, allocSize);
1645
1646 if (buf == NULL)
1647 {
1648 DHD_ERROR(("%s: malloc of size %d failed!\n", __FUNCTION__, allocSize));
1649 goto cleanUp;
1650 }
1651 ioctl.cmd = WLC_SET_VAR;
1652 bcm_mkiovar(iovar, (char *)pParams, size, buf, allocSize);
1653 rc = dhd_wl_ioctl(dhd, 0, &ioctl, buf, allocSize);
1654 }
1655
1656cleanUp:
1657 if (buf) {
1658 MFREE(dhd->osh, buf, allocSize);
1659 }
1660
1661 return rc;
1662}
1663
1664static int
1665dhd_iscan_get_partial_result(void *dhdp, uint *scan_count)
1666{
1667 wl_iscan_results_t *list_buf;
1668 wl_iscan_results_t list;
1669 wl_scan_results_t *results;
1670 iscan_buf_t *iscan_cur;
1671 int status = -1;
1672 dhd_pub_t *dhd = dhd_bus_pub(dhdp);
1673 int rc;
1674 wl_ioctl_t ioctl;
1675
1676 DHD_ISCAN(("%s: Enter\n", __FUNCTION__));
1677
1678 iscan_cur = dhd_iscan_allocate_buf(dhd, &iscan_chain);
1679 if (!iscan_cur) {
1680 DHD_ERROR(("%s: Failed to allocate node\n", __FUNCTION__));
1681 dhd_iscan_free_buf(dhdp, 0);
1682 dhd_iscan_request(dhdp, WL_SCAN_ACTION_ABORT);
1683 dhd_ind_scan_confirm(dhdp, FALSE);
1684 goto fail;
1685 }
1686
1687 dhd_iscan_lock();
1688
1689 memset(iscan_cur->iscan_buf, 0, WLC_IW_ISCAN_MAXLEN);
1690 list_buf = (wl_iscan_results_t*)iscan_cur->iscan_buf;
1691 results = &list_buf->results;
1692 results->buflen = WL_ISCAN_RESULTS_FIXED_SIZE;
1693 results->version = 0;
1694 results->count = 0;
1695
1696 memset(&list, 0, sizeof(list));
1697 list.results.buflen = htod32(WLC_IW_ISCAN_MAXLEN);
1698 bcm_mkiovar("iscanresults", (char *)&list, WL_ISCAN_RESULTS_FIXED_SIZE,
1699 iscan_cur->iscan_buf, WLC_IW_ISCAN_MAXLEN);
1700 ioctl.cmd = WLC_GET_VAR;
1701 ioctl.set = FALSE;
1702 rc = dhd_wl_ioctl(dhd, 0, &ioctl, iscan_cur->iscan_buf, WLC_IW_ISCAN_MAXLEN);
1703
1704 results->buflen = dtoh32(results->buflen);
1705 results->version = dtoh32(results->version);
1706 *scan_count = results->count = dtoh32(results->count);
1707 status = dtoh32(list_buf->status);
1708 DHD_ISCAN(("%s: Got %d resuls status = (%x)\n", __FUNCTION__, results->count, status));
1709
1710 dhd_iscan_unlock();
1711
1712 if (!(*scan_count)) {
1713 /* TODO: race condition when FLUSH already called */
1714 dhd_iscan_free_buf(dhdp, 0);
1715 }
1716fail:
1717 return status;
1718}
1719
1720#endif /* SIMPLE_ISCAN */
1721
1722/*
1723 * returns = TRUE if associated, FALSE if not associated
1724 */
1725bool dhd_is_associated(dhd_pub_t *dhd, void *bss_buf)
1726{
1727 char bssid[6], zbuf[6];
1728 int ret = -1;
1729
1730 bzero(bssid, 6);
1731 bzero(zbuf, 6);
1732
1733 ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_BSSID, (char *)&bssid, ETHER_ADDR_LEN, FALSE, 0);
1734 DHD_TRACE((" %s WLC_GET_BSSID ioctl res = %d\n", __FUNCTION__, ret));
1735
1736 if (ret == BCME_NOTASSOCIATED) {
1737 DHD_TRACE(("%s: not associated! res:%d\n", __FUNCTION__, ret));
1738 }
1739
1740 if (ret < 0)
1741 return FALSE;
1742
1743 if ((memcmp(bssid, zbuf, ETHER_ADDR_LEN) != 0)) {
1744 /* STA is assocoated BSSID is non zero */
1745
1746 if (bss_buf) {
1747 /* return bss if caller provided buf */
1748 memcpy(bss_buf, bssid, ETHER_ADDR_LEN);
1749 }
1750 return TRUE;
1751 } else {
1752 DHD_TRACE(("%s: WLC_GET_BSSID ioctl returned zero bssid\n", __FUNCTION__));
1753 return FALSE;
1754 }
1755}
1756
1757
1758/* Function to estimate possible DTIM_SKIP value */
1759int
1760dhd_get_dtim_skip(dhd_pub_t *dhd)
1761{
1762 int bcn_li_dtim;
1763 int ret = -1;
1764 int dtim_assoc = 0;
1765
1766 if ((dhd->dtim_skip == 0) || (dhd->dtim_skip == 1))
1767 bcn_li_dtim = 3;
1768 else
1769 bcn_li_dtim = dhd->dtim_skip;
1770
1771 /* Check if associated */
1772 if (dhd_is_associated(dhd, NULL) == FALSE) {
1773 DHD_TRACE(("%s NOT assoc ret %d\n", __FUNCTION__, ret));
1774 goto exit;
1775 }
1776
1777 /* if assoc grab ap's dtim value */
1778 if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_GET_DTIMPRD,
1779 &dtim_assoc, sizeof(dtim_assoc), FALSE, 0)) < 0) {
1780 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1781 goto exit;
1782 }
1783
1784 DHD_ERROR(("%s bcn_li_dtim=%d DTIM=%d Listen=%d\n",
1785 __FUNCTION__, bcn_li_dtim, dtim_assoc, LISTEN_INTERVAL));
1786
1787 /* if not assocated just eixt */
1788 if (dtim_assoc == 0) {
1789 goto exit;
1790 }
1791
1792 /* check if sta listen interval fits into AP dtim */
1793 if (dtim_assoc > LISTEN_INTERVAL) {
1794 /* AP DTIM to big for our Listen Interval : no dtim skiping */
1795 bcn_li_dtim = 1;
1796 DHD_ERROR(("%s DTIM=%d > Listen=%d : too big ...\n",
1797 __FUNCTION__, dtim_assoc, LISTEN_INTERVAL));
1798 goto exit;
1799 }
1800
1801 if ((bcn_li_dtim * dtim_assoc) > LISTEN_INTERVAL) {
1802 /* Round up dtim_skip to fit into STAs Listen Interval */
1803 bcn_li_dtim = (int)(LISTEN_INTERVAL / dtim_assoc);
1804 DHD_TRACE(("%s agjust dtim_skip as %d\n", __FUNCTION__, bcn_li_dtim));
1805 }
1806
1807exit:
1808 return bcn_li_dtim;
1809}
1810
1811/* Check if HostAPD or WFD mode setup */
1812bool dhd_check_ap_wfd_mode_set(dhd_pub_t *dhd)
1813{
1814#ifdef WL_CFG80211
1815 if (((dhd->op_mode & HOSTAPD_MASK) == HOSTAPD_MASK) ||
1816 ((dhd->op_mode & WFD_MASK) == WFD_MASK))
1817 return TRUE;
1818 else
1819#endif /* WL_CFG80211 */
1820 return FALSE;
1821}
1822
1823#ifdef PNO_SUPPORT
1824int
1825dhd_pno_clean(dhd_pub_t *dhd)
1826{
1827 char iovbuf[128];
1828 int pfn_enabled = 0;
1829 int iov_len = 0;
1830 int ret;
1831
1832 /* Disable pfn */
1833 iov_len = bcm_mkiovar("pfn", (char *)&pfn_enabled, 4, iovbuf, sizeof(iovbuf));
1834 if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, sizeof(iovbuf), TRUE, 0)) >= 0) {
1835 /* clear pfn */
1836 iov_len = bcm_mkiovar("pfnclear", 0, 0, iovbuf, sizeof(iovbuf));
1837 if (iov_len) {
1838 if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf,
1839 iov_len, TRUE, 0)) < 0) {
1840 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1841 }
1842 }
1843 else {
1844 ret = -1;
1845 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, iov_len));
1846 }
1847 }
1848 else
1849 DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret));
1850
1851 return ret;
1852}
1853
1854int
1855dhd_pno_enable(dhd_pub_t *dhd, int pfn_enabled)
1856{
1857 char iovbuf[128];
1858 int ret = -1;
1859
1860 if ((!dhd) && ((pfn_enabled != 0) || (pfn_enabled != 1))) {
1861 DHD_ERROR(("%s error exit\n", __FUNCTION__));
1862 return ret;
1863 }
1864
1865 if (dhd_check_ap_wfd_mode_set(dhd) == TRUE)
1866 return (ret);
1867
1868 memset(iovbuf, 0, sizeof(iovbuf));
1869
1870 if ((pfn_enabled) && (dhd_is_associated(dhd, NULL) == TRUE)) {
1871 DHD_ERROR(("%s pno is NOT enable : called in assoc mode , ignore\n", __FUNCTION__));
1872 return ret;
1873 }
1874
1875 /* Enable/disable PNO */
1876 if ((ret = bcm_mkiovar("pfn", (char *)&pfn_enabled, 4, iovbuf, sizeof(iovbuf))) > 0) {
1877 if ((ret = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR,
1878 iovbuf, sizeof(iovbuf), TRUE, 0)) < 0) {
1879 DHD_ERROR(("%s failed for error=%d\n", __FUNCTION__, ret));
1880 return ret;
1881 }
1882 else {
1883 dhd->pno_enable = pfn_enabled;
1884 DHD_TRACE(("%s set pno as %s\n",
1885 __FUNCTION__, dhd->pno_enable ? "Enable" : "Disable"));
1886 }
1887 }
1888 else DHD_ERROR(("%s failed err=%d\n", __FUNCTION__, ret));
1889
1890 return ret;
1891}
1892
1893/* Function to execute combined scan */
1894int
1895dhd_pno_set(dhd_pub_t *dhd, wlc_ssid_t* ssids_local, int nssid, ushort scan_fr,
1896 int pno_repeat, int pno_freq_expo_max)
1897{
1898 int err = -1;
1899 char iovbuf[128];
1900 int k, i;
1901 wl_pfn_param_t pfn_param;
1902 wl_pfn_t pfn_element;
1903 uint len = 0;
1904
1905 DHD_TRACE(("%s nssid=%d nchan=%d\n", __FUNCTION__, nssid, scan_fr));
1906
1907 if ((!dhd) && (!ssids_local)) {
1908 DHD_ERROR(("%s error exit\n", __FUNCTION__));
1909 err = -1;
1910 }
1911
1912 if (dhd_check_ap_wfd_mode_set(dhd) == TRUE)
1913 return (err);
1914
1915 /* Check for broadcast ssid */
1916 for (k = 0; k < nssid; k++) {
1917 if (!ssids_local[k].SSID_len) {
1918 DHD_ERROR(("%d: Broadcast SSID is ilegal for PNO setting\n", k));
1919 return err;
1920 }
1921 }
1922/* #define PNO_DUMP 1 */
1923#ifdef PNO_DUMP
1924 {
1925 int j;
1926 for (j = 0; j < nssid; j++) {
1927 DHD_ERROR(("%d: scan for %s size =%d\n", j,
1928 ssids_local[j].SSID, ssids_local[j].SSID_len));
1929 }
1930 }
1931#endif /* PNO_DUMP */
1932
1933 /* clean up everything */
1934 if ((err = dhd_pno_clean(dhd)) < 0) {
1935 DHD_ERROR(("%s failed error=%d\n", __FUNCTION__, err));
1936 return err;
1937 }
1938 memset(iovbuf, 0, sizeof(iovbuf));
1939 memset(&pfn_param, 0, sizeof(pfn_param));
1940 memset(&pfn_element, 0, sizeof(pfn_element));
1941
1942 /* set pfn parameters */
1943 pfn_param.version = htod32(PFN_VERSION);
1944 pfn_param.flags = htod16((PFN_LIST_ORDER << SORT_CRITERIA_BIT));
1945
1946 /* check and set extra pno params */
1947 if ((pno_repeat != 0) || (pno_freq_expo_max != 0)) {
1948 pfn_param.flags |= htod16(ENABLE << ENABLE_ADAPTSCAN_BIT);
1949 pfn_param.repeat = (uchar) (pno_repeat);
1950 pfn_param.exp = (uchar) (pno_freq_expo_max);
1951 }
1952 /* set up pno scan fr */
1953 if (scan_fr != 0)
1954 pfn_param.scan_freq = htod32(scan_fr);
1955
1956 if (pfn_param.scan_freq > PNO_SCAN_MAX_FW_SEC) {
1957 DHD_ERROR(("%s pno freq above %d sec\n", __FUNCTION__, PNO_SCAN_MAX_FW_SEC));
1958 return err;
1959 }
1960 if (pfn_param.scan_freq < PNO_SCAN_MIN_FW_SEC) {
1961 DHD_ERROR(("%s pno freq less %d sec\n", __FUNCTION__, PNO_SCAN_MIN_FW_SEC));
1962 return err;
1963 }
1964
1965 len = bcm_mkiovar("pfn_set", (char *)&pfn_param, sizeof(pfn_param), iovbuf, sizeof(iovbuf));
1966 if ((err = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, len, TRUE, 0)) < 0) {
1967 DHD_ERROR(("%s pfn_set failed for error=%d\n",
1968 __FUNCTION__, err));
1969 return err;
1970 }
1971
1972 /* set all pfn ssid */
1973 for (i = 0; i < nssid; i++) {
1974
1975 pfn_element.infra = htod32(DOT11_BSSTYPE_INFRASTRUCTURE);
1976 pfn_element.auth = (DOT11_OPEN_SYSTEM);
1977 pfn_element.wpa_auth = htod32(WPA_AUTH_PFN_ANY);
1978 pfn_element.wsec = htod32(0);
1979 pfn_element.infra = htod32(1);
1980 pfn_element.flags = htod32(ENABLE << WL_PFN_HIDDEN_BIT);
1981 memcpy((char *)pfn_element.ssid.SSID, ssids_local[i].SSID, ssids_local[i].SSID_len);
1982 pfn_element.ssid.SSID_len = ssids_local[i].SSID_len;
1983
1984 if ((len =
1985 bcm_mkiovar("pfn_add", (char *)&pfn_element,
1986 sizeof(pfn_element), iovbuf, sizeof(iovbuf))) > 0) {
1987 if ((err =
1988 dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, iovbuf, len, TRUE, 0)) < 0) {
1989 DHD_ERROR(("%s failed for i=%d error=%d\n",
1990 __FUNCTION__, i, err));
1991 return err;
1992 }
1993 else
1994 DHD_TRACE(("%s set OK with PNO time=%d repeat=%d max_adjust=%d\n",
1995 __FUNCTION__, pfn_param.scan_freq,
1996 pfn_param.repeat, pfn_param.exp));
1997 }
1998 else DHD_ERROR(("%s failed err=%d\n", __FUNCTION__, err));
1999 }
2000
2001 /* Enable PNO */
2002 /* dhd_pno_enable(dhd, 1); */
2003 return err;
2004}
2005
2006int
2007dhd_pno_get_status(dhd_pub_t *dhd)
2008{
2009 int ret = -1;
2010
2011 if (!dhd)
2012 return ret;
2013 else
2014 return (dhd->pno_enable);
2015}
2016
2017#endif /* PNO_SUPPORT */
2018
2019#if defined(KEEP_ALIVE)
2020int dhd_keep_alive_onoff(dhd_pub_t *dhd)
2021{
2022 char buf[256];
2023 const char *str;
2024 wl_mkeep_alive_pkt_t mkeep_alive_pkt;
2025 wl_mkeep_alive_pkt_t *mkeep_alive_pktp;
2026 int buf_len;
2027 int str_len;
2028 int res = -1;
2029
2030 if (dhd_check_ap_wfd_mode_set(dhd) == TRUE)
2031 return (res);
2032
2033 DHD_TRACE(("%s execution\n", __FUNCTION__));
2034
2035 str = "mkeep_alive";
2036 str_len = strlen(str);
2037 strncpy(buf, str, str_len);
2038 buf[ str_len ] = '\0';
2039 mkeep_alive_pktp = (wl_mkeep_alive_pkt_t *) (buf + str_len + 1);
2040 mkeep_alive_pkt.period_msec = KEEP_ALIVE_PERIOD;
2041 buf_len = str_len + 1;
2042 mkeep_alive_pkt.version = htod16(WL_MKEEP_ALIVE_VERSION);
2043 mkeep_alive_pkt.length = htod16(WL_MKEEP_ALIVE_FIXED_LEN);
2044 /* Setup keep alive zero for null packet generation */
2045 mkeep_alive_pkt.keep_alive_id = 0;
2046 mkeep_alive_pkt.len_bytes = 0;
2047 buf_len += WL_MKEEP_ALIVE_FIXED_LEN;
2048 /* Keep-alive attributes are set in local variable (mkeep_alive_pkt), and
2049 * then memcpy'ed into buffer (mkeep_alive_pktp) since there is no
2050 * guarantee that the buffer is properly aligned.
2051 */
2052 memcpy((char *)mkeep_alive_pktp, &mkeep_alive_pkt, WL_MKEEP_ALIVE_FIXED_LEN);
2053
2054 res = dhd_wl_ioctl_cmd(dhd, WLC_SET_VAR, buf, buf_len, TRUE, 0);
2055
2056 return res;
2057}
2058#endif /* defined(KEEP_ALIVE) */
2059/* Android ComboSCAN support */
2060
2061/*
2062 * data parsing from ComboScan tlv list
2063*/
2064int
2065wl_iw_parse_data_tlv(char** list_str, void *dst, int dst_size, const char token,
2066 int input_size, int *bytes_left)
2067{
2068 char* str = *list_str;
2069 uint16 short_temp;
2070 uint32 int_temp;
2071
2072 if ((list_str == NULL) || (*list_str == NULL) ||(bytes_left == NULL) || (*bytes_left < 0)) {
2073 DHD_ERROR(("%s error paramters\n", __FUNCTION__));
2074 return -1;
2075 }
2076
2077 /* Clean all dest bytes */
2078 memset(dst, 0, dst_size);
2079 while (*bytes_left > 0) {
2080
2081 if (str[0] != token) {
2082 DHD_TRACE(("%s NOT Type=%d get=%d left_parse=%d \n",
2083 __FUNCTION__, token, str[0], *bytes_left));
2084 return -1;
2085 }
2086
2087 *bytes_left -= 1;
2088 str += 1;
2089
2090 if (input_size == 1) {
2091 memcpy(dst, str, input_size);
2092 }
2093 else if (input_size == 2) {
2094 memcpy(dst, (char *)htod16(memcpy(&short_temp, str, input_size)),
2095 input_size);
2096 }
2097 else if (input_size == 4) {
2098 memcpy(dst, (char *)htod32(memcpy(&int_temp, str, input_size)),
2099 input_size);
2100 }
2101
2102 *bytes_left -= input_size;
2103 str += input_size;
2104 *list_str = str;
2105 return 1;
2106 }
2107 return 1;
2108}
2109
2110/*
2111 * channel list parsing from cscan tlv list
2112*/
2113int
2114wl_iw_parse_channel_list_tlv(char** list_str, uint16* channel_list,
2115 int channel_num, int *bytes_left)
2116{
2117 char* str = *list_str;
2118 int idx = 0;
2119
2120 if ((list_str == NULL) || (*list_str == NULL) ||(bytes_left == NULL) || (*bytes_left < 0)) {
2121 DHD_ERROR(("%s error paramters\n", __FUNCTION__));
2122 return -1;
2123 }
2124
2125 while (*bytes_left > 0) {
2126
2127 if (str[0] != CSCAN_TLV_TYPE_CHANNEL_IE) {
2128 *list_str = str;
2129 DHD_TRACE(("End channel=%d left_parse=%d %d\n", idx, *bytes_left, str[0]));
2130 return idx;
2131 }
2132 /* Get proper CSCAN_TLV_TYPE_CHANNEL_IE */
2133 *bytes_left -= 1;
2134 str += 1;
2135
2136 if (str[0] == 0) {
2137 /* All channels */
2138 channel_list[idx] = 0x0;
2139 }
2140 else {
2141 channel_list[idx] = (uint16)str[0];
2142 DHD_TRACE(("%s channel=%d \n", __FUNCTION__, channel_list[idx]));
2143 }
2144 *bytes_left -= 1;
2145 str += 1;
2146
2147 if (idx++ > 255) {
2148 DHD_ERROR(("%s Too many channels \n", __FUNCTION__));
2149 return -1;
2150 }
2151 }
2152
2153 *list_str = str;
2154 return idx;
2155}
2156
2157/*
2158 * SSIDs list parsing from cscan tlv list
2159 */
2160int
2161wl_iw_parse_ssid_list_tlv(char** list_str, wlc_ssid_t* ssid, int max, int *bytes_left)
2162{
2163 char* str = *list_str;
2164 int idx = 0;
2165
2166 if ((list_str == NULL) || (*list_str == NULL) || (*bytes_left < 0)) {
2167 DHD_ERROR(("%s error paramters\n", __FUNCTION__));
2168 return -1;
2169 }
2170
2171 while (*bytes_left > 0) {
2172
2173 if (str[0] != CSCAN_TLV_TYPE_SSID_IE) {
2174 *list_str = str;
2175 DHD_TRACE(("nssid=%d left_parse=%d %d\n", idx, *bytes_left, str[0]));
2176 return idx;
2177 }
2178
2179 /* Get proper CSCAN_TLV_TYPE_SSID_IE */
2180 *bytes_left -= 1;
2181 str += 1;
2182
2183 if (str[0] == 0) {
2184 /* Broadcast SSID */
2185 ssid[idx].SSID_len = 0;
2186 memset((char*)ssid[idx].SSID, 0x0, DOT11_MAX_SSID_LEN);
2187 *bytes_left -= 1;
2188 str += 1;
2189
2190 DHD_TRACE(("BROADCAST SCAN left=%d\n", *bytes_left));
2191 }
2192 else if (str[0] <= DOT11_MAX_SSID_LEN) {
2193 /* Get proper SSID size */
2194 ssid[idx].SSID_len = str[0];
2195 *bytes_left -= 1;
2196 str += 1;
2197
2198 /* Get SSID */
2199 if (ssid[idx].SSID_len > *bytes_left) {
2200 DHD_ERROR(("%s out of memory range len=%d but left=%d\n",
2201 __FUNCTION__, ssid[idx].SSID_len, *bytes_left));
2202 return -1;
2203 }
2204
2205 memcpy((char*)ssid[idx].SSID, str, ssid[idx].SSID_len);
2206
2207 *bytes_left -= ssid[idx].SSID_len;
2208 str += ssid[idx].SSID_len;
2209
2210 DHD_TRACE(("%s :size=%d left=%d\n",
2211 (char*)ssid[idx].SSID, ssid[idx].SSID_len, *bytes_left));
2212 }
2213 else {
2214 DHD_ERROR(("### SSID size more that %d\n", str[0]));
2215 return -1;
2216 }
2217
2218 if (idx++ > max) {
2219 DHD_ERROR(("%s number of SSIDs more that %d\n", __FUNCTION__, idx));
2220 return -1;
2221 }
2222 }
2223
2224 *list_str = str;
2225 return idx;
2226}
2227
2228/* Parse a comma-separated list from list_str into ssid array, starting
2229 * at index idx. Max specifies size of the ssid array. Parses ssids
2230 * and returns updated idx; if idx >= max not all fit, the excess have
2231 * not been copied. Returns -1 on empty string, or on ssid too long.
2232 */
2233int
2234wl_iw_parse_ssid_list(char** list_str, wlc_ssid_t* ssid, int idx, int max)
2235{
2236 char* str, *ptr;
2237
2238 if ((list_str == NULL) || (*list_str == NULL))
2239 return -1;
2240
2241 for (str = *list_str; str != NULL; str = ptr) {
2242
2243 /* check for next TAG */
2244 if (!strncmp(str, GET_CHANNEL, strlen(GET_CHANNEL))) {
2245 *list_str = str + strlen(GET_CHANNEL);
2246 return idx;
2247 }
2248
2249 if ((ptr = strchr(str, ',')) != NULL) {
2250 *ptr++ = '\0';
2251 }
2252
2253 if (strlen(str) > DOT11_MAX_SSID_LEN) {
2254 DHD_ERROR(("ssid <%s> exceeds %d\n", str, DOT11_MAX_SSID_LEN));
2255 return -1;
2256 }
2257
2258 if (strlen(str) == 0)
2259 ssid[idx].SSID_len = 0;
2260
2261 if (idx < max) {
2262 bcm_strcpy_s((char*)ssid[idx].SSID, sizeof(ssid[idx].SSID), str);
2263 ssid[idx].SSID_len = strlen(str);
2264 }
2265 idx++;
2266 }
2267 return idx;
2268}
2269
2270/*
2271 * Parse channel list from iwpriv CSCAN
2272 */
2273int
2274wl_iw_parse_channel_list(char** list_str, uint16* channel_list, int channel_num)
2275{
2276 int num;
2277 int val;
2278 char* str;
2279 char* endptr = NULL;
2280
2281 if ((list_str == NULL)||(*list_str == NULL))
2282 return -1;
2283
2284 str = *list_str;
2285 num = 0;
2286 while (strncmp(str, GET_NPROBE, strlen(GET_NPROBE))) {
2287 val = (int)strtoul(str, &endptr, 0);
2288 if (endptr == str) {
2289 printf("could not parse channel number starting at"
2290 " substring \"%s\" in list:\n%s\n",
2291 str, *list_str);
2292 return -1;
2293 }
2294 str = endptr + strspn(endptr, " ,");
2295
2296 if (num == channel_num) {
2297 DHD_ERROR(("too many channels (more than %d) in channel list:\n%s\n",
2298 channel_num, *list_str));
2299 return -1;
2300 }
2301
2302 channel_list[num++] = (uint16)val;
2303 }
2304 *list_str = str;
2305 return num;
2306}
generated by cgit v1.2.2 (git 2.25.0) at 2025-04-10 05:25:12 -0400