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20#include "decl.h"
21#include "ioctl.h"
22#include "util.h"
23#include "fw.h"
24#include "main.h"
25#include "wmm.h"
26#include "11n.h"
27#include "cfg80211.h"
28
29static int disconnect_on_suspend = 1;
30module_param(disconnect_on_suspend, int, 0644);
31
32
33
34
35
36
37
38
39int mwifiex_copy_mcast_addr(struct mwifiex_multicast_list *mlist,
40 struct net_device *dev)
41{
42 int i = 0;
43 struct netdev_hw_addr *ha;
44
45 netdev_for_each_mc_addr(ha, dev)
46 memcpy(&mlist->mac_list[i++], ha->addr, ETH_ALEN);
47
48 return i;
49}
50
51
52
53
54
55
56
57int mwifiex_wait_queue_complete(struct mwifiex_adapter *adapter,
58 struct cmd_ctrl_node *cmd_queued)
59{
60 int status;
61
62
63 status = wait_event_interruptible(adapter->cmd_wait_q.wait,
64 *(cmd_queued->condition));
65 if (status) {
66 dev_err(adapter->dev, "cmd_wait_q terminated: %d\n", status);
67 return status;
68 }
69
70 status = adapter->cmd_wait_q.status;
71 adapter->cmd_wait_q.status = 0;
72
73 return status;
74}
75
76
77
78
79
80
81
82
83int mwifiex_request_set_multicast_list(struct mwifiex_private *priv,
84 struct mwifiex_multicast_list *mcast_list)
85{
86 int ret = 0;
87 u16 old_pkt_filter;
88
89 old_pkt_filter = priv->curr_pkt_filter;
90
91 if (mcast_list->mode == MWIFIEX_PROMISC_MODE) {
92 dev_dbg(priv->adapter->dev, "info: Enable Promiscuous mode\n");
93 priv->curr_pkt_filter |= HostCmd_ACT_MAC_PROMISCUOUS_ENABLE;
94 priv->curr_pkt_filter &=
95 ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE;
96 } else {
97
98 priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_PROMISCUOUS_ENABLE;
99 if (mcast_list->mode == MWIFIEX_ALL_MULTI_MODE) {
100 dev_dbg(priv->adapter->dev,
101 "info: Enabling All Multicast!\n");
102 priv->curr_pkt_filter |=
103 HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE;
104 } else {
105 priv->curr_pkt_filter &=
106 ~HostCmd_ACT_MAC_ALL_MULTICAST_ENABLE;
107 dev_dbg(priv->adapter->dev,
108 "info: Set multicast list=%d\n",
109 mcast_list->num_multicast_addr);
110
111 ret = mwifiex_send_cmd_async(priv,
112 HostCmd_CMD_MAC_MULTICAST_ADR,
113 HostCmd_ACT_GEN_SET, 0,
114 mcast_list);
115 }
116 }
117 dev_dbg(priv->adapter->dev,
118 "info: old_pkt_filter=%#x, curr_pkt_filter=%#x\n",
119 old_pkt_filter, priv->curr_pkt_filter);
120 if (old_pkt_filter != priv->curr_pkt_filter) {
121 ret = mwifiex_send_cmd_async(priv, HostCmd_CMD_MAC_CONTROL,
122 HostCmd_ACT_GEN_SET,
123 0, &priv->curr_pkt_filter);
124 }
125
126 return ret;
127}
128
129
130
131
132
133
134
135int mwifiex_fill_new_bss_desc(struct mwifiex_private *priv,
136 struct cfg80211_bss *bss,
137 struct mwifiex_bssdescriptor *bss_desc)
138{
139 u8 *beacon_ie;
140 size_t beacon_ie_len;
141 struct mwifiex_bss_priv *bss_priv = (void *)bss->priv;
142 const struct cfg80211_bss_ies *ies;
143
144 rcu_read_lock();
145 ies = rcu_dereference(bss->ies);
146 beacon_ie = kmemdup(ies->data, ies->len, GFP_ATOMIC);
147 beacon_ie_len = ies->len;
148 bss_desc->timestamp = ies->tsf;
149 rcu_read_unlock();
150
151 if (!beacon_ie) {
152 dev_err(priv->adapter->dev, " failed to alloc beacon_ie\n");
153 return -ENOMEM;
154 }
155
156 memcpy(bss_desc->mac_address, bss->bssid, ETH_ALEN);
157 bss_desc->rssi = bss->signal;
158
159 bss_desc->beacon_buf = beacon_ie;
160 bss_desc->beacon_buf_size = beacon_ie_len;
161 bss_desc->beacon_period = bss->beacon_interval;
162 bss_desc->cap_info_bitmap = bss->capability;
163 bss_desc->bss_band = bss_priv->band;
164 bss_desc->fw_tsf = bss_priv->fw_tsf;
165 if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_PRIVACY) {
166 dev_dbg(priv->adapter->dev, "info: InterpretIE: AP WEP enabled\n");
167 bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_8021X_WEP;
168 } else {
169 bss_desc->privacy = MWIFIEX_802_11_PRIV_FILTER_ACCEPT_ALL;
170 }
171 if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_IBSS)
172 bss_desc->bss_mode = NL80211_IFTYPE_ADHOC;
173 else
174 bss_desc->bss_mode = NL80211_IFTYPE_STATION;
175
176
177
178
179 bss_desc->disable_11ac = true;
180
181 if (bss_desc->cap_info_bitmap & WLAN_CAPABILITY_SPECTRUM_MGMT)
182 bss_desc->sensed_11h = true;
183
184 return mwifiex_update_bss_desc_with_ie(priv->adapter, bss_desc);
185}
186
187static int mwifiex_process_country_ie(struct mwifiex_private *priv,
188 struct cfg80211_bss *bss)
189{
190 const u8 *country_ie;
191 u8 country_ie_len;
192 struct mwifiex_802_11d_domain_reg *domain_info =
193 &priv->adapter->domain_reg;
194
195 rcu_read_lock();
196 country_ie = ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY);
197 if (!country_ie) {
198 rcu_read_unlock();
199 return 0;
200 }
201
202 country_ie_len = country_ie[1];
203 if (country_ie_len < IEEE80211_COUNTRY_IE_MIN_LEN) {
204 rcu_read_unlock();
205 return 0;
206 }
207
208 domain_info->country_code[0] = country_ie[2];
209 domain_info->country_code[1] = country_ie[3];
210 domain_info->country_code[2] = ' ';
211
212 country_ie_len -= IEEE80211_COUNTRY_STRING_LEN;
213
214 domain_info->no_of_triplet =
215 country_ie_len / sizeof(struct ieee80211_country_ie_triplet);
216
217 memcpy((u8 *)domain_info->triplet,
218 &country_ie[2] + IEEE80211_COUNTRY_STRING_LEN, country_ie_len);
219
220 rcu_read_unlock();
221
222 if (mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
223 HostCmd_ACT_GEN_SET, 0, NULL)) {
224 wiphy_err(priv->adapter->wiphy,
225 "11D: setting domain info in FW\n");
226 return -1;
227 }
228
229 return 0;
230}
231
232
233
234
235
236
237int mwifiex_bss_start(struct mwifiex_private *priv, struct cfg80211_bss *bss,
238 struct cfg80211_ssid *req_ssid)
239{
240 int ret;
241 struct mwifiex_adapter *adapter = priv->adapter;
242 struct mwifiex_bssdescriptor *bss_desc = NULL;
243
244 priv->scan_block = false;
245
246 if (bss) {
247 mwifiex_process_country_ie(priv, bss);
248
249
250 bss_desc = kzalloc(sizeof(struct mwifiex_bssdescriptor),
251 GFP_KERNEL);
252 if (!bss_desc)
253 return -ENOMEM;
254
255 ret = mwifiex_fill_new_bss_desc(priv, bss, bss_desc);
256 if (ret)
257 goto done;
258 }
259
260 if (priv->bss_mode == NL80211_IFTYPE_STATION ||
261 priv->bss_mode == NL80211_IFTYPE_P2P_CLIENT) {
262 u8 config_bands;
263
264 ret = mwifiex_deauthenticate(priv, NULL);
265 if (ret)
266 goto done;
267
268 if (!bss_desc)
269 return -1;
270
271 if (mwifiex_band_to_radio_type(bss_desc->bss_band) ==
272 HostCmd_SCAN_RADIO_TYPE_BG)
273 config_bands = BAND_B | BAND_G | BAND_GN | BAND_GAC;
274 else
275 config_bands = BAND_A | BAND_AN | BAND_AAC;
276
277 if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands))
278 adapter->config_bands = config_bands;
279
280 ret = mwifiex_check_network_compatibility(priv, bss_desc);
281 if (ret)
282 goto done;
283
284 if (mwifiex_11h_get_csa_closed_channel(priv) ==
285 (u8)bss_desc->channel) {
286 dev_err(adapter->dev,
287 "Attempt to reconnect on csa closed chan(%d)\n",
288 bss_desc->channel);
289 goto done;
290 }
291
292 dev_dbg(adapter->dev, "info: SSID found in scan list ... "
293 "associating...\n");
294
295 mwifiex_stop_net_dev_queue(priv->netdev, adapter);
296 if (netif_carrier_ok(priv->netdev))
297 netif_carrier_off(priv->netdev);
298
299
300
301 priv->assoc_rsp_size = 0;
302 ret = mwifiex_associate(priv, bss_desc);
303
304
305
306 if (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG &&
307 priv->sec_info.is_authtype_auto &&
308 priv->sec_info.wep_enabled) {
309 priv->sec_info.authentication_mode =
310 NL80211_AUTHTYPE_SHARED_KEY;
311 ret = mwifiex_associate(priv, bss_desc);
312 }
313
314 if (bss)
315 cfg80211_put_bss(priv->adapter->wiphy, bss);
316 } else {
317
318
319 if (bss_desc && bss_desc->ssid.ssid_len &&
320 (!mwifiex_ssid_cmp(&priv->curr_bss_params.bss_descriptor.
321 ssid, &bss_desc->ssid))) {
322 ret = 0;
323 goto done;
324 }
325
326
327 dev_dbg(adapter->dev, "info: Sending Adhoc Stop\n");
328 ret = mwifiex_deauthenticate(priv, NULL);
329 if (ret)
330 goto done;
331
332 priv->adhoc_is_link_sensed = false;
333
334 ret = mwifiex_check_network_compatibility(priv, bss_desc);
335
336 mwifiex_stop_net_dev_queue(priv->netdev, adapter);
337 if (netif_carrier_ok(priv->netdev))
338 netif_carrier_off(priv->netdev);
339
340 if (!ret) {
341 dev_dbg(adapter->dev, "info: network found in scan"
342 " list. Joining...\n");
343 ret = mwifiex_adhoc_join(priv, bss_desc);
344 if (bss)
345 cfg80211_put_bss(priv->adapter->wiphy, bss);
346 } else {
347 dev_dbg(adapter->dev, "info: Network not found in "
348 "the list, creating adhoc with ssid = %s\n",
349 req_ssid->ssid);
350 ret = mwifiex_adhoc_start(priv, req_ssid);
351 }
352 }
353
354done:
355
356
357
358 if (bss_desc)
359 kfree(bss_desc->beacon_buf);
360 kfree(bss_desc);
361 return ret;
362}
363
364
365
366
367
368
369
370static int mwifiex_set_hs_params(struct mwifiex_private *priv, u16 action,
371 int cmd_type, struct mwifiex_ds_hs_cfg *hs_cfg)
372
373{
374 struct mwifiex_adapter *adapter = priv->adapter;
375 int status = 0;
376 u32 prev_cond = 0;
377
378 if (!hs_cfg)
379 return -ENOMEM;
380
381 switch (action) {
382 case HostCmd_ACT_GEN_SET:
383 if (adapter->pps_uapsd_mode) {
384 dev_dbg(adapter->dev, "info: Host Sleep IOCTL"
385 " is blocked in UAPSD/PPS mode\n");
386 status = -1;
387 break;
388 }
389 if (hs_cfg->is_invoke_hostcmd) {
390 if (hs_cfg->conditions == HS_CFG_CANCEL) {
391 if (!adapter->is_hs_configured)
392
393 break;
394
395 prev_cond = le32_to_cpu(adapter->hs_cfg
396 .conditions);
397 adapter->hs_cfg.conditions =
398 cpu_to_le32(hs_cfg->conditions);
399 } else if (hs_cfg->conditions) {
400 adapter->hs_cfg.conditions =
401 cpu_to_le32(hs_cfg->conditions);
402 adapter->hs_cfg.gpio = (u8)hs_cfg->gpio;
403 if (hs_cfg->gap)
404 adapter->hs_cfg.gap = (u8)hs_cfg->gap;
405 } else if (adapter->hs_cfg.conditions ==
406 cpu_to_le32(HS_CFG_CANCEL)) {
407
408
409 status = -1;
410 break;
411 }
412 if (cmd_type == MWIFIEX_SYNC_CMD)
413 status = mwifiex_send_cmd_sync(priv,
414 HostCmd_CMD_802_11_HS_CFG_ENH,
415 HostCmd_ACT_GEN_SET, 0,
416 &adapter->hs_cfg);
417 else
418 status = mwifiex_send_cmd_async(priv,
419 HostCmd_CMD_802_11_HS_CFG_ENH,
420 HostCmd_ACT_GEN_SET, 0,
421 &adapter->hs_cfg);
422 if (hs_cfg->conditions == HS_CFG_CANCEL)
423
424 adapter->hs_cfg.conditions =
425 cpu_to_le32(prev_cond);
426 } else {
427 adapter->hs_cfg.conditions =
428 cpu_to_le32(hs_cfg->conditions);
429 adapter->hs_cfg.gpio = (u8)hs_cfg->gpio;
430 adapter->hs_cfg.gap = (u8)hs_cfg->gap;
431 }
432 break;
433 case HostCmd_ACT_GEN_GET:
434 hs_cfg->conditions = le32_to_cpu(adapter->hs_cfg.conditions);
435 hs_cfg->gpio = adapter->hs_cfg.gpio;
436 hs_cfg->gap = adapter->hs_cfg.gap;
437 break;
438 default:
439 status = -1;
440 break;
441 }
442
443 return status;
444}
445
446
447
448
449
450
451
452int mwifiex_cancel_hs(struct mwifiex_private *priv, int cmd_type)
453{
454 struct mwifiex_ds_hs_cfg hscfg;
455
456 hscfg.conditions = HS_CFG_CANCEL;
457 hscfg.is_invoke_hostcmd = true;
458
459 return mwifiex_set_hs_params(priv, HostCmd_ACT_GEN_SET,
460 cmd_type, &hscfg);
461}
462EXPORT_SYMBOL_GPL(mwifiex_cancel_hs);
463
464
465
466
467
468
469
470int mwifiex_enable_hs(struct mwifiex_adapter *adapter)
471{
472 struct mwifiex_ds_hs_cfg hscfg;
473 struct mwifiex_private *priv;
474 int i;
475
476 if (disconnect_on_suspend) {
477 for (i = 0; i < adapter->priv_num; i++) {
478 priv = adapter->priv[i];
479 if (priv)
480 mwifiex_deauthenticate(priv, NULL);
481 }
482 }
483
484 if (adapter->hs_activated) {
485 dev_dbg(adapter->dev, "cmd: HS Already activated\n");
486 return true;
487 }
488
489 adapter->hs_activate_wait_q_woken = false;
490
491 memset(&hscfg, 0, sizeof(struct mwifiex_ds_hs_cfg));
492 hscfg.is_invoke_hostcmd = true;
493
494 if (mwifiex_set_hs_params(mwifiex_get_priv(adapter,
495 MWIFIEX_BSS_ROLE_STA),
496 HostCmd_ACT_GEN_SET, MWIFIEX_SYNC_CMD,
497 &hscfg)) {
498 dev_err(adapter->dev, "IOCTL request HS enable failed\n");
499 return false;
500 }
501
502 if (wait_event_interruptible(adapter->hs_activate_wait_q,
503 adapter->hs_activate_wait_q_woken)) {
504 dev_err(adapter->dev, "hs_activate_wait_q terminated\n");
505 return false;
506 }
507
508 return true;
509}
510EXPORT_SYMBOL_GPL(mwifiex_enable_hs);
511
512
513
514
515
516
517
518int mwifiex_get_bss_info(struct mwifiex_private *priv,
519 struct mwifiex_bss_info *info)
520{
521 struct mwifiex_adapter *adapter = priv->adapter;
522 struct mwifiex_bssdescriptor *bss_desc;
523
524 if (!info)
525 return -1;
526
527 bss_desc = &priv->curr_bss_params.bss_descriptor;
528
529 info->bss_mode = priv->bss_mode;
530
531 memcpy(&info->ssid, &bss_desc->ssid, sizeof(struct cfg80211_ssid));
532
533 memcpy(&info->bssid, &bss_desc->mac_address, ETH_ALEN);
534
535 info->bss_chan = bss_desc->channel;
536
537 memcpy(info->country_code, adapter->country_code,
538 IEEE80211_COUNTRY_STRING_LEN);
539
540 info->media_connected = priv->media_connected;
541
542 info->max_power_level = priv->max_tx_power_level;
543 info->min_power_level = priv->min_tx_power_level;
544
545 info->adhoc_state = priv->adhoc_state;
546
547 info->bcn_nf_last = priv->bcn_nf_last;
548
549 if (priv->sec_info.wep_enabled)
550 info->wep_status = true;
551 else
552 info->wep_status = false;
553
554 info->is_hs_configured = adapter->is_hs_configured;
555 info->is_deep_sleep = adapter->is_deep_sleep;
556
557 return 0;
558}
559
560
561
562
563int mwifiex_disable_auto_ds(struct mwifiex_private *priv)
564{
565 struct mwifiex_ds_auto_ds auto_ds;
566
567 auto_ds.auto_ds = DEEP_SLEEP_OFF;
568
569 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
570 DIS_AUTO_PS, BITMAP_AUTO_DS, &auto_ds);
571}
572EXPORT_SYMBOL_GPL(mwifiex_disable_auto_ds);
573
574
575
576
577
578
579
580int mwifiex_drv_get_data_rate(struct mwifiex_private *priv, u32 *rate)
581{
582 int ret;
583
584 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_TX_RATE_QUERY,
585 HostCmd_ACT_GEN_GET, 0, NULL);
586
587 if (!ret) {
588 if (priv->is_data_rate_auto)
589 *rate = mwifiex_index_to_data_rate(priv, priv->tx_rate,
590 priv->tx_htinfo);
591 else
592 *rate = priv->data_rate;
593 }
594
595 return ret;
596}
597
598
599
600
601
602
603
604
605
606
607
608
609
610int mwifiex_set_tx_power(struct mwifiex_private *priv,
611 struct mwifiex_power_cfg *power_cfg)
612{
613 int ret;
614 struct host_cmd_ds_txpwr_cfg *txp_cfg;
615 struct mwifiex_types_power_group *pg_tlv;
616 struct mwifiex_power_group *pg;
617 u8 *buf;
618 u16 dbm = 0;
619
620 if (!power_cfg->is_power_auto) {
621 dbm = (u16) power_cfg->power_level;
622 if ((dbm < priv->min_tx_power_level) ||
623 (dbm > priv->max_tx_power_level)) {
624 dev_err(priv->adapter->dev, "txpower value %d dBm"
625 " is out of range (%d dBm-%d dBm)\n",
626 dbm, priv->min_tx_power_level,
627 priv->max_tx_power_level);
628 return -1;
629 }
630 }
631 buf = kzalloc(MWIFIEX_SIZE_OF_CMD_BUFFER, GFP_KERNEL);
632 if (!buf)
633 return -ENOMEM;
634
635 txp_cfg = (struct host_cmd_ds_txpwr_cfg *) buf;
636 txp_cfg->action = cpu_to_le16(HostCmd_ACT_GEN_SET);
637 if (!power_cfg->is_power_auto) {
638 txp_cfg->mode = cpu_to_le32(1);
639 pg_tlv = (struct mwifiex_types_power_group *)
640 (buf + sizeof(struct host_cmd_ds_txpwr_cfg));
641 pg_tlv->type = cpu_to_le16(TLV_TYPE_POWER_GROUP);
642 pg_tlv->length =
643 cpu_to_le16(4 * sizeof(struct mwifiex_power_group));
644 pg = (struct mwifiex_power_group *)
645 (buf + sizeof(struct host_cmd_ds_txpwr_cfg)
646 + sizeof(struct mwifiex_types_power_group));
647
648 pg->first_rate_code = 0x00;
649 pg->last_rate_code = 0x03;
650 pg->modulation_class = MOD_CLASS_HR_DSSS;
651 pg->power_step = 0;
652 pg->power_min = (s8) dbm;
653 pg->power_max = (s8) dbm;
654 pg++;
655
656 pg->first_rate_code = 0x00;
657 pg->last_rate_code = 0x07;
658 pg->modulation_class = MOD_CLASS_OFDM;
659 pg->power_step = 0;
660 pg->power_min = (s8) dbm;
661 pg->power_max = (s8) dbm;
662 pg++;
663
664 pg->first_rate_code = 0x00;
665 pg->last_rate_code = 0x20;
666 pg->modulation_class = MOD_CLASS_HT;
667 pg->power_step = 0;
668 pg->power_min = (s8) dbm;
669 pg->power_max = (s8) dbm;
670 pg->ht_bandwidth = HT_BW_20;
671 pg++;
672
673 pg->first_rate_code = 0x00;
674 pg->last_rate_code = 0x20;
675 pg->modulation_class = MOD_CLASS_HT;
676 pg->power_step = 0;
677 pg->power_min = (s8) dbm;
678 pg->power_max = (s8) dbm;
679 pg->ht_bandwidth = HT_BW_40;
680 }
681 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_TXPWR_CFG,
682 HostCmd_ACT_GEN_SET, 0, buf);
683
684 kfree(buf);
685 return ret;
686}
687
688
689
690
691
692
693
694int mwifiex_drv_set_power(struct mwifiex_private *priv, u32 *ps_mode)
695{
696 int ret;
697 struct mwifiex_adapter *adapter = priv->adapter;
698 u16 sub_cmd;
699
700 if (*ps_mode)
701 adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_PSP;
702 else
703 adapter->ps_mode = MWIFIEX_802_11_POWER_MODE_CAM;
704 sub_cmd = (*ps_mode) ? EN_AUTO_PS : DIS_AUTO_PS;
705 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_PS_MODE_ENH,
706 sub_cmd, BITMAP_STA_PS, NULL);
707 if ((!ret) && (sub_cmd == DIS_AUTO_PS))
708 ret = mwifiex_send_cmd_async(priv,
709 HostCmd_CMD_802_11_PS_MODE_ENH,
710 GET_PS, 0, NULL);
711
712 return ret;
713}
714
715
716
717
718
719
720
721
722static int mwifiex_set_wpa_ie_helper(struct mwifiex_private *priv,
723 u8 *ie_data_ptr, u16 ie_len)
724{
725 if (ie_len) {
726 if (ie_len > sizeof(priv->wpa_ie)) {
727 dev_err(priv->adapter->dev,
728 "failed to copy WPA IE, too big\n");
729 return -1;
730 }
731 memcpy(priv->wpa_ie, ie_data_ptr, ie_len);
732 priv->wpa_ie_len = (u8) ie_len;
733 dev_dbg(priv->adapter->dev, "cmd: Set Wpa_ie_len=%d IE=%#x\n",
734 priv->wpa_ie_len, priv->wpa_ie[0]);
735
736 if (priv->wpa_ie[0] == WLAN_EID_VENDOR_SPECIFIC) {
737 priv->sec_info.wpa_enabled = true;
738 } else if (priv->wpa_ie[0] == WLAN_EID_RSN) {
739 priv->sec_info.wpa2_enabled = true;
740 } else {
741 priv->sec_info.wpa_enabled = false;
742 priv->sec_info.wpa2_enabled = false;
743 }
744 } else {
745 memset(priv->wpa_ie, 0, sizeof(priv->wpa_ie));
746 priv->wpa_ie_len = 0;
747 dev_dbg(priv->adapter->dev, "info: reset wpa_ie_len=%d IE=%#x\n",
748 priv->wpa_ie_len, priv->wpa_ie[0]);
749 priv->sec_info.wpa_enabled = false;
750 priv->sec_info.wpa2_enabled = false;
751 }
752
753 return 0;
754}
755
756
757
758
759
760
761
762
763static int mwifiex_set_wapi_ie(struct mwifiex_private *priv,
764 u8 *ie_data_ptr, u16 ie_len)
765{
766 if (ie_len) {
767 if (ie_len > sizeof(priv->wapi_ie)) {
768 dev_dbg(priv->adapter->dev,
769 "info: failed to copy WAPI IE, too big\n");
770 return -1;
771 }
772 memcpy(priv->wapi_ie, ie_data_ptr, ie_len);
773 priv->wapi_ie_len = ie_len;
774 dev_dbg(priv->adapter->dev, "cmd: Set wapi_ie_len=%d IE=%#x\n",
775 priv->wapi_ie_len, priv->wapi_ie[0]);
776
777 if (priv->wapi_ie[0] == WLAN_EID_BSS_AC_ACCESS_DELAY)
778 priv->sec_info.wapi_enabled = true;
779 } else {
780 memset(priv->wapi_ie, 0, sizeof(priv->wapi_ie));
781 priv->wapi_ie_len = ie_len;
782 dev_dbg(priv->adapter->dev,
783 "info: Reset wapi_ie_len=%d IE=%#x\n",
784 priv->wapi_ie_len, priv->wapi_ie[0]);
785 priv->sec_info.wapi_enabled = false;
786 }
787 return 0;
788}
789
790
791
792
793
794
795
796
797static int mwifiex_set_wps_ie(struct mwifiex_private *priv,
798 u8 *ie_data_ptr, u16 ie_len)
799{
800 if (ie_len) {
801 if (ie_len > MWIFIEX_MAX_VSIE_LEN) {
802 dev_dbg(priv->adapter->dev,
803 "info: failed to copy WPS IE, too big\n");
804 return -1;
805 }
806
807 priv->wps_ie = kzalloc(MWIFIEX_MAX_VSIE_LEN, GFP_KERNEL);
808 if (!priv->wps_ie)
809 return -ENOMEM;
810
811 memcpy(priv->wps_ie, ie_data_ptr, ie_len);
812 priv->wps_ie_len = ie_len;
813 dev_dbg(priv->adapter->dev, "cmd: Set wps_ie_len=%d IE=%#x\n",
814 priv->wps_ie_len, priv->wps_ie[0]);
815 } else {
816 kfree(priv->wps_ie);
817 priv->wps_ie_len = ie_len;
818 dev_dbg(priv->adapter->dev,
819 "info: Reset wps_ie_len=%d\n", priv->wps_ie_len);
820 }
821 return 0;
822}
823
824
825
826
827
828
829
830static int mwifiex_sec_ioctl_set_wapi_key(struct mwifiex_private *priv,
831 struct mwifiex_ds_encrypt_key *encrypt_key)
832{
833
834 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_KEY_MATERIAL,
835 HostCmd_ACT_GEN_SET, KEY_INFO_ENABLED,
836 encrypt_key);
837}
838
839
840
841
842
843
844
845static int mwifiex_sec_ioctl_set_wep_key(struct mwifiex_private *priv,
846 struct mwifiex_ds_encrypt_key *encrypt_key)
847{
848 int ret;
849 struct mwifiex_wep_key *wep_key;
850 int index;
851
852 if (priv->wep_key_curr_index >= NUM_WEP_KEYS)
853 priv->wep_key_curr_index = 0;
854 wep_key = &priv->wep_key[priv->wep_key_curr_index];
855 index = encrypt_key->key_index;
856 if (encrypt_key->key_disable) {
857 priv->sec_info.wep_enabled = 0;
858 } else if (!encrypt_key->key_len) {
859
860 wep_key = &priv->wep_key[index];
861 if (!wep_key->key_length) {
862 dev_err(priv->adapter->dev,
863 "key not set, so cannot enable it\n");
864 return -1;
865 }
866 priv->wep_key_curr_index = (u16) index;
867 priv->sec_info.wep_enabled = 1;
868 } else {
869 wep_key = &priv->wep_key[index];
870 memset(wep_key, 0, sizeof(struct mwifiex_wep_key));
871
872 memcpy(wep_key->key_material,
873 encrypt_key->key_material,
874 encrypt_key->key_len);
875 wep_key->key_index = index;
876 wep_key->key_length = encrypt_key->key_len;
877 priv->sec_info.wep_enabled = 1;
878 }
879 if (wep_key->key_length) {
880
881 ret = mwifiex_send_cmd_async(priv,
882 HostCmd_CMD_802_11_KEY_MATERIAL,
883 HostCmd_ACT_GEN_SET, 0, NULL);
884 if (ret)
885 return ret;
886 }
887 if (priv->sec_info.wep_enabled)
888 priv->curr_pkt_filter |= HostCmd_ACT_MAC_WEP_ENABLE;
889 else
890 priv->curr_pkt_filter &= ~HostCmd_ACT_MAC_WEP_ENABLE;
891
892 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_MAC_CONTROL,
893 HostCmd_ACT_GEN_SET, 0,
894 &priv->curr_pkt_filter);
895
896 return ret;
897}
898
899
900
901
902
903
904
905
906
907
908
909static int mwifiex_sec_ioctl_set_wpa_key(struct mwifiex_private *priv,
910 struct mwifiex_ds_encrypt_key *encrypt_key)
911{
912 int ret;
913 u8 remove_key = false;
914 struct host_cmd_ds_802_11_key_material *ibss_key;
915
916
917 if (encrypt_key->key_len > WLAN_MAX_KEY_LEN) {
918 dev_err(priv->adapter->dev, "key length too long\n");
919 return -1;
920 }
921
922 if (priv->bss_mode == NL80211_IFTYPE_ADHOC) {
923
924
925
926
927
928 encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST;
929 ret = mwifiex_send_cmd_async(priv,
930 HostCmd_CMD_802_11_KEY_MATERIAL,
931 HostCmd_ACT_GEN_SET,
932 KEY_INFO_ENABLED, encrypt_key);
933 if (ret)
934 return ret;
935
936 ibss_key = &priv->aes_key;
937 memset(ibss_key, 0,
938 sizeof(struct host_cmd_ds_802_11_key_material));
939
940 memcpy(ibss_key->key_param_set.key, encrypt_key->key_material,
941 encrypt_key->key_len);
942 memcpy(&ibss_key->key_param_set.key_len, &encrypt_key->key_len,
943 sizeof(ibss_key->key_param_set.key_len));
944 ibss_key->key_param_set.key_type_id
945 = cpu_to_le16(KEY_TYPE_ID_TKIP);
946 ibss_key->key_param_set.key_info = cpu_to_le16(KEY_ENABLED);
947
948
949 encrypt_key->key_index = ~MWIFIEX_KEY_INDEX_UNICAST;
950 }
951
952 if (!encrypt_key->key_index)
953 encrypt_key->key_index = MWIFIEX_KEY_INDEX_UNICAST;
954
955 if (remove_key)
956 ret = mwifiex_send_cmd_sync(priv,
957 HostCmd_CMD_802_11_KEY_MATERIAL,
958 HostCmd_ACT_GEN_SET,
959 !KEY_INFO_ENABLED, encrypt_key);
960 else
961 ret = mwifiex_send_cmd_sync(priv,
962 HostCmd_CMD_802_11_KEY_MATERIAL,
963 HostCmd_ACT_GEN_SET,
964 KEY_INFO_ENABLED, encrypt_key);
965
966 return ret;
967}
968
969
970
971
972
973
974
975static int
976mwifiex_sec_ioctl_encrypt_key(struct mwifiex_private *priv,
977 struct mwifiex_ds_encrypt_key *encrypt_key)
978{
979 int status;
980
981 if (encrypt_key->is_wapi_key)
982 status = mwifiex_sec_ioctl_set_wapi_key(priv, encrypt_key);
983 else if (encrypt_key->key_len > WLAN_KEY_LEN_WEP104)
984 status = mwifiex_sec_ioctl_set_wpa_key(priv, encrypt_key);
985 else
986 status = mwifiex_sec_ioctl_set_wep_key(priv, encrypt_key);
987 return status;
988}
989
990
991
992
993int
994mwifiex_drv_get_driver_version(struct mwifiex_adapter *adapter, char *version,
995 int max_len)
996{
997 union {
998 u32 l;
999 u8 c[4];
1000 } ver;
1001 char fw_ver[32];
1002
1003 ver.l = adapter->fw_release_number;
1004 sprintf(fw_ver, "%u.%u.%u.p%u", ver.c[2], ver.c[1], ver.c[0], ver.c[3]);
1005
1006 snprintf(version, max_len, driver_version, fw_ver);
1007
1008 dev_dbg(adapter->dev, "info: MWIFIEX VERSION: %s\n", version);
1009
1010 return 0;
1011}
1012
1013
1014
1015
1016
1017
1018
1019int mwifiex_set_encode(struct mwifiex_private *priv, struct key_params *kp,
1020 const u8 *key, int key_len, u8 key_index,
1021 const u8 *mac_addr, int disable)
1022{
1023 struct mwifiex_ds_encrypt_key encrypt_key;
1024
1025 memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key));
1026 encrypt_key.key_len = key_len;
1027
1028 if (kp && kp->cipher == WLAN_CIPHER_SUITE_AES_CMAC)
1029 encrypt_key.is_igtk_key = true;
1030
1031 if (!disable) {
1032 encrypt_key.key_index = key_index;
1033 if (key_len)
1034 memcpy(encrypt_key.key_material, key, key_len);
1035 if (mac_addr)
1036 memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN);
1037 if (kp && kp->seq && kp->seq_len)
1038 memcpy(encrypt_key.pn, kp->seq, kp->seq_len);
1039 } else {
1040 encrypt_key.key_disable = true;
1041 if (mac_addr)
1042 memcpy(encrypt_key.mac_addr, mac_addr, ETH_ALEN);
1043 }
1044
1045 return mwifiex_sec_ioctl_encrypt_key(priv, &encrypt_key);
1046}
1047
1048
1049
1050
1051
1052
1053
1054int
1055mwifiex_get_ver_ext(struct mwifiex_private *priv)
1056{
1057 struct mwifiex_ver_ext ver_ext;
1058
1059 memset(&ver_ext, 0, sizeof(struct host_cmd_ds_version_ext));
1060 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_VERSION_EXT,
1061 HostCmd_ACT_GEN_GET, 0, &ver_ext))
1062 return -1;
1063
1064 return 0;
1065}
1066
1067int
1068mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
1069 struct ieee80211_channel *chan,
1070 unsigned int duration)
1071{
1072 struct host_cmd_ds_remain_on_chan roc_cfg;
1073 u8 sc;
1074
1075 memset(&roc_cfg, 0, sizeof(roc_cfg));
1076 roc_cfg.action = cpu_to_le16(action);
1077 if (action == HostCmd_ACT_GEN_SET) {
1078 roc_cfg.band_cfg = chan->band;
1079 sc = mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT);
1080 roc_cfg.band_cfg |= (sc << 2);
1081
1082 roc_cfg.channel =
1083 ieee80211_frequency_to_channel(chan->center_freq);
1084 roc_cfg.duration = cpu_to_le32(duration);
1085 }
1086 if (mwifiex_send_cmd_sync(priv, HostCmd_CMD_REMAIN_ON_CHAN,
1087 action, 0, &roc_cfg)) {
1088 dev_err(priv->adapter->dev, "failed to remain on channel\n");
1089 return -1;
1090 }
1091
1092 return roc_cfg.status;
1093}
1094
1095int
1096mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role)
1097{
1098 if (GET_BSS_ROLE(priv) == bss_role) {
1099 dev_dbg(priv->adapter->dev,
1100 "info: already in the desired role.\n");
1101 return 0;
1102 }
1103
1104 mwifiex_free_priv(priv);
1105 mwifiex_init_priv(priv);
1106
1107 priv->bss_role = bss_role;
1108 switch (bss_role) {
1109 case MWIFIEX_BSS_ROLE_UAP:
1110 priv->bss_mode = NL80211_IFTYPE_AP;
1111 break;
1112 case MWIFIEX_BSS_ROLE_STA:
1113 case MWIFIEX_BSS_ROLE_ANY:
1114 default:
1115 priv->bss_mode = NL80211_IFTYPE_STATION;
1116 break;
1117 }
1118
1119 mwifiex_send_cmd_sync(priv, HostCmd_CMD_SET_BSS_MODE,
1120 HostCmd_ACT_GEN_SET, 0, NULL);
1121
1122 return mwifiex_sta_init_cmd(priv, false);
1123}
1124
1125
1126
1127
1128
1129
1130
1131int
1132mwifiex_get_stats_info(struct mwifiex_private *priv,
1133 struct mwifiex_ds_get_stats *log)
1134{
1135 return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_GET_LOG,
1136 HostCmd_ACT_GEN_GET, 0, log);
1137}
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152static int mwifiex_reg_mem_ioctl_reg_rw(struct mwifiex_private *priv,
1153 struct mwifiex_ds_reg_rw *reg_rw,
1154 u16 action)
1155{
1156 u16 cmd_no;
1157
1158 switch (le32_to_cpu(reg_rw->type)) {
1159 case MWIFIEX_REG_MAC:
1160 cmd_no = HostCmd_CMD_MAC_REG_ACCESS;
1161 break;
1162 case MWIFIEX_REG_BBP:
1163 cmd_no = HostCmd_CMD_BBP_REG_ACCESS;
1164 break;
1165 case MWIFIEX_REG_RF:
1166 cmd_no = HostCmd_CMD_RF_REG_ACCESS;
1167 break;
1168 case MWIFIEX_REG_PMIC:
1169 cmd_no = HostCmd_CMD_PMIC_REG_ACCESS;
1170 break;
1171 case MWIFIEX_REG_CAU:
1172 cmd_no = HostCmd_CMD_CAU_REG_ACCESS;
1173 break;
1174 default:
1175 return -1;
1176 }
1177
1178 return mwifiex_send_cmd_sync(priv, cmd_no, action, 0, reg_rw);
1179
1180}
1181
1182
1183
1184
1185
1186
1187
1188int
1189mwifiex_reg_write(struct mwifiex_private *priv, u32 reg_type,
1190 u32 reg_offset, u32 reg_value)
1191{
1192 struct mwifiex_ds_reg_rw reg_rw;
1193
1194 reg_rw.type = cpu_to_le32(reg_type);
1195 reg_rw.offset = cpu_to_le32(reg_offset);
1196 reg_rw.value = cpu_to_le32(reg_value);
1197
1198 return mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_SET);
1199}
1200
1201
1202
1203
1204
1205
1206
1207int
1208mwifiex_reg_read(struct mwifiex_private *priv, u32 reg_type,
1209 u32 reg_offset, u32 *value)
1210{
1211 int ret;
1212 struct mwifiex_ds_reg_rw reg_rw;
1213
1214 reg_rw.type = cpu_to_le32(reg_type);
1215 reg_rw.offset = cpu_to_le32(reg_offset);
1216 ret = mwifiex_reg_mem_ioctl_reg_rw(priv, ®_rw, HostCmd_ACT_GEN_GET);
1217
1218 if (ret)
1219 goto done;
1220
1221 *value = le32_to_cpu(reg_rw.value);
1222
1223done:
1224 return ret;
1225}
1226
1227
1228
1229
1230
1231
1232
1233int
1234mwifiex_eeprom_read(struct mwifiex_private *priv, u16 offset, u16 bytes,
1235 u8 *value)
1236{
1237 int ret;
1238 struct mwifiex_ds_read_eeprom rd_eeprom;
1239
1240 rd_eeprom.offset = cpu_to_le16((u16) offset);
1241 rd_eeprom.byte_count = cpu_to_le16((u16) bytes);
1242
1243
1244 ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_EEPROM_ACCESS,
1245 HostCmd_ACT_GEN_GET, 0, &rd_eeprom);
1246
1247 if (!ret)
1248 memcpy(value, rd_eeprom.value, MAX_EEPROM_DATA);
1249 return ret;
1250}
1251
1252
1253
1254
1255
1256static int
1257mwifiex_set_gen_ie_helper(struct mwifiex_private *priv, u8 *ie_data_ptr,
1258 u16 ie_len)
1259{
1260 int ret = 0;
1261 struct ieee_types_vendor_header *pvendor_ie;
1262 const u8 wpa_oui[] = { 0x00, 0x50, 0xf2, 0x01 };
1263 const u8 wps_oui[] = { 0x00, 0x50, 0xf2, 0x04 };
1264
1265
1266 if (!ie_len) {
1267 priv->gen_ie_buf_len = 0;
1268 priv->wps.session_enable = false;
1269
1270 return 0;
1271 } else if (!ie_data_ptr) {
1272 return -1;
1273 }
1274 pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr;
1275
1276 if (((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) &&
1277 (!memcmp(pvendor_ie->oui, wpa_oui, sizeof(wpa_oui)))) ||
1278 (pvendor_ie->element_id == WLAN_EID_RSN)) {
1279
1280
1281 ret = mwifiex_set_wpa_ie_helper(priv, ie_data_ptr, ie_len);
1282 priv->wps.session_enable = false;
1283
1284 return ret;
1285 } else if (pvendor_ie->element_id == WLAN_EID_BSS_AC_ACCESS_DELAY) {
1286
1287 ret = mwifiex_set_wapi_ie(priv, ie_data_ptr, ie_len);
1288
1289 return ret;
1290 }
1291
1292
1293
1294
1295 if (ie_len < (sizeof(priv->gen_ie_buf) - priv->gen_ie_buf_len)) {
1296
1297
1298
1299
1300 pvendor_ie = (struct ieee_types_vendor_header *) ie_data_ptr;
1301 if ((pvendor_ie->element_id == WLAN_EID_VENDOR_SPECIFIC) &&
1302 (!memcmp(pvendor_ie->oui, wps_oui, sizeof(wps_oui)))) {
1303 priv->wps.session_enable = true;
1304 dev_dbg(priv->adapter->dev,
1305 "info: WPS Session Enabled.\n");
1306 ret = mwifiex_set_wps_ie(priv, ie_data_ptr, ie_len);
1307 }
1308
1309
1310
1311 memcpy(priv->gen_ie_buf + priv->gen_ie_buf_len, ie_data_ptr,
1312 ie_len);
1313
1314
1315 priv->gen_ie_buf_len += ie_len;
1316 } else {
1317
1318
1319 ret = -1;
1320 }
1321
1322
1323 return ret;
1324}
1325
1326
1327
1328
1329
1330
1331
1332static int mwifiex_misc_ioctl_gen_ie(struct mwifiex_private *priv,
1333 struct mwifiex_ds_misc_gen_ie *gen_ie,
1334 u16 action)
1335{
1336 struct mwifiex_adapter *adapter = priv->adapter;
1337
1338 switch (gen_ie->type) {
1339 case MWIFIEX_IE_TYPE_GEN_IE:
1340 if (action == HostCmd_ACT_GEN_GET) {
1341 gen_ie->len = priv->wpa_ie_len;
1342 memcpy(gen_ie->ie_data, priv->wpa_ie, gen_ie->len);
1343 } else {
1344 mwifiex_set_gen_ie_helper(priv, gen_ie->ie_data,
1345 (u16) gen_ie->len);
1346 }
1347 break;
1348 case MWIFIEX_IE_TYPE_ARP_FILTER:
1349 memset(adapter->arp_filter, 0, sizeof(adapter->arp_filter));
1350 if (gen_ie->len > ARP_FILTER_MAX_BUF_SIZE) {
1351 adapter->arp_filter_size = 0;
1352 dev_err(adapter->dev, "invalid ARP filter size\n");
1353 return -1;
1354 } else {
1355 memcpy(adapter->arp_filter, gen_ie->ie_data,
1356 gen_ie->len);
1357 adapter->arp_filter_size = gen_ie->len;
1358 }
1359 break;
1360 default:
1361 dev_err(adapter->dev, "invalid IE type\n");
1362 return -1;
1363 }
1364 return 0;
1365}
1366
1367
1368
1369
1370
1371
1372
1373int
1374mwifiex_set_gen_ie(struct mwifiex_private *priv, u8 *ie, int ie_len)
1375{
1376 struct mwifiex_ds_misc_gen_ie gen_ie;
1377
1378 if (ie_len > IEEE_MAX_IE_SIZE)
1379 return -EFAULT;
1380
1381 gen_ie.type = MWIFIEX_IE_TYPE_GEN_IE;
1382 gen_ie.len = ie_len;
1383 memcpy(gen_ie.ie_data, ie, ie_len);
1384 if (mwifiex_misc_ioctl_gen_ie(priv, &gen_ie, HostCmd_ACT_GEN_SET))
1385 return -EFAULT;
1386
1387 return 0;
1388}
1389