1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2007 - 2011 Realtek Corporation. */
6 #include <linux/version.h>
7 #include "../include/osdep_service.h"
8 #include "../include/drv_types.h"
9 #include "../include/recv_osdep.h"
10 #include "../include/xmit_osdep.h"
11 #include "../include/hal_intf.h"
12 #include "../include/mlme_osdep.h"
13 #include "../include/sta_info.h"
14 #include "../include/wifi.h"
15 #include "../include/wlan_bssdef.h"
16 #include "../include/rtw_ioctl_set.h"
17 #include "../include/usb_osintf.h"
19 extern unsigned char MCS_rate_2R[16];
20 extern unsigned char MCS_rate_1R[16];
22 void rtw_set_roaming(struct adapter *adapter, u8 to_roaming)
25 adapter->mlmepriv.to_join = false;
26 adapter->mlmepriv.to_roaming = to_roaming;
29 u8 rtw_to_roaming(struct adapter *adapter)
31 return adapter->mlmepriv.to_roaming;
34 int _rtw_init_mlme_priv (struct adapter *padapter)
38 struct wlan_network *pnetwork;
39 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
42 /* We don't need to memset padapter->XXX to zero, because adapter is allocated by rtw_zvmalloc(). */
44 pmlmepriv->nic_hdl = (u8 *)padapter;
46 pmlmepriv->pscanned = NULL;
47 pmlmepriv->fw_state = 0;
48 pmlmepriv->cur_network.network.InfrastructureMode = Ndis802_11AutoUnknown;
49 pmlmepriv->scan_mode = SCAN_ACTIVE;/* 1: active, 0: pasive. Maybe someday we should rename this varable to "active_mode" (Jeff) */
51 spin_lock_init(&(pmlmepriv->lock));
52 _rtw_init_queue(&(pmlmepriv->free_bss_pool));
53 _rtw_init_queue(&(pmlmepriv->scanned_queue));
55 set_scanned_network_val(pmlmepriv, 0);
57 memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
59 pbuf = rtw_zvmalloc(MAX_BSS_CNT * (sizeof(struct wlan_network)));
65 pmlmepriv->free_bss_buf = pbuf;
67 pnetwork = (struct wlan_network *)pbuf;
69 for (i = 0; i < MAX_BSS_CNT; i++) {
70 INIT_LIST_HEAD(&(pnetwork->list));
72 list_add_tail(&(pnetwork->list), &(pmlmepriv->free_bss_pool.queue));
77 /* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */
79 rtw_clear_scan_deny(padapter);
81 rtw_init_mlme_timer(padapter);
88 static void rtw_mfree_mlme_priv_lock (struct mlme_priv *pmlmepriv)
90 _rtw_spinlock_free(&pmlmepriv->lock);
91 _rtw_spinlock_free(&(pmlmepriv->free_bss_pool.lock));
92 _rtw_spinlock_free(&(pmlmepriv->scanned_queue.lock));
95 #if defined (CONFIG_88EU_AP_MODE)
96 static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen)
103 void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv)
105 kfree(&pmlmepriv->assoc_req);
106 pmlmepriv->assoc_req = NULL;
107 pmlmepriv->assoc_req_len = 0;
108 kfree(&pmlmepriv->assoc_rsp);
109 pmlmepriv->assoc_rsp = NULL;
110 pmlmepriv->assoc_rsp_len = 0;
111 rtw_free_mlme_ie_data(&pmlmepriv->wps_beacon_ie, &pmlmepriv->wps_beacon_ie_len);
112 rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_req_ie, &pmlmepriv->wps_probe_req_ie_len);
113 rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_resp_ie, &pmlmepriv->wps_probe_resp_ie_len);
114 rtw_free_mlme_ie_data(&pmlmepriv->wps_assoc_resp_ie, &pmlmepriv->wps_assoc_resp_ie_len);
116 rtw_free_mlme_ie_data(&pmlmepriv->p2p_beacon_ie, &pmlmepriv->p2p_beacon_ie_len);
117 rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_req_ie, &pmlmepriv->p2p_probe_req_ie_len);
118 rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_resp_ie, &pmlmepriv->p2p_probe_resp_ie_len);
119 rtw_free_mlme_ie_data(&pmlmepriv->p2p_go_probe_resp_ie, &pmlmepriv->p2p_go_probe_resp_ie_len);
120 rtw_free_mlme_ie_data(&pmlmepriv->p2p_assoc_req_ie, &pmlmepriv->p2p_assoc_req_ie_len);
123 void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv)
128 void _rtw_free_mlme_priv (struct mlme_priv *pmlmepriv)
131 rtw_free_mlme_priv_ie_data(pmlmepriv);
134 rtw_mfree_mlme_priv_lock (pmlmepriv);
136 if (pmlmepriv->free_bss_buf) {
137 rtw_vmfree(pmlmepriv->free_bss_buf, MAX_BSS_CNT * sizeof(struct wlan_network));
143 int _rtw_enqueue_network(struct __queue *queue, struct wlan_network *pnetwork)
146 if (pnetwork == NULL)
149 spin_lock_bh(&queue->lock);
151 list_add_tail(&pnetwork->list, &queue->queue);
153 spin_unlock_bh(&queue->lock);
160 struct wlan_network *_rtw_dequeue_network(struct __queue *queue)
162 struct wlan_network *pnetwork;
164 spin_lock_bh(&queue->lock);
166 if (list_empty(&queue->queue)) {
169 pnetwork = container_of((&queue->queue)->next, struct wlan_network, list);
171 list_del_init(&(pnetwork->list));
174 spin_unlock_bh(&queue->lock);
179 struct wlan_network *_rtw_alloc_network(struct mlme_priv *pmlmepriv)/* _queue *free_queue) */
181 struct wlan_network *pnetwork;
182 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
183 struct list_head *plist = NULL;
185 spin_lock_bh(&free_queue->lock);
187 if (list_empty(&free_queue->queue)) {
191 plist = (&(free_queue->queue))->next;
193 pnetwork = container_of(plist, struct wlan_network, list);
195 list_del_init(&pnetwork->list);
197 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("_rtw_alloc_network: ptr=%p\n", plist));
198 pnetwork->network_type = 0;
199 pnetwork->fixed = false;
200 pnetwork->last_scanned = jiffies;
202 pnetwork->join_res = 0;
204 pmlmepriv->num_of_scanned++;
207 spin_unlock_bh(&free_queue->lock);
212 void _rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 isfreeall)
214 u32 curr_time, delta_time;
215 u32 lifetime = SCANQUEUE_LIFETIME;
216 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
218 if (pnetwork == NULL)
224 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) ||
225 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)))
228 delta_time = (curr_time - pnetwork->last_scanned)/HZ;
229 if (delta_time < lifetime)/* unit:sec */
232 spin_lock_bh(&free_queue->lock);
233 list_del_init(&(pnetwork->list));
234 list_add_tail(&(pnetwork->list), &(free_queue->queue));
235 pmlmepriv->num_of_scanned--;
236 spin_unlock_bh(&free_queue->lock);
239 void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork)
241 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
243 if (pnetwork == NULL)
247 list_del_init(&(pnetwork->list));
248 list_add_tail(&(pnetwork->list), get_list_head(free_queue));
249 pmlmepriv->num_of_scanned--;
253 return the wlan_network with the matching addr
255 Shall be calle under atomic context... to avoid possible racing condition...
257 struct wlan_network *_rtw_find_network(struct __queue *scanned_queue, u8 *addr)
259 struct list_head *phead, *plist;
260 struct wlan_network *pnetwork = NULL;
261 u8 zero_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
263 if (!memcmp(zero_addr, addr, ETH_ALEN)) {
267 phead = get_list_head(scanned_queue);
270 while (plist != phead) {
271 pnetwork = container_of(plist, struct wlan_network, list);
272 if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN))
283 void _rtw_free_network_queue(struct adapter *padapter, u8 isfreeall)
285 struct list_head *phead, *plist;
286 struct wlan_network *pnetwork;
287 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
288 struct __queue *scanned_queue = &pmlmepriv->scanned_queue;
290 spin_lock_bh(&scanned_queue->lock);
292 phead = get_list_head(scanned_queue);
295 while (phead != plist) {
296 pnetwork = container_of(plist, struct wlan_network, list);
300 _rtw_free_network(pmlmepriv, pnetwork, isfreeall);
302 spin_unlock_bh(&scanned_queue->lock);
306 int rtw_if_up(struct adapter *padapter)
310 if (padapter->bDriverStopped || padapter->bSurpriseRemoved ||
311 (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == false)) {
312 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
313 ("rtw_if_up:bDriverStopped(%d) OR bSurpriseRemoved(%d)",
314 padapter->bDriverStopped, padapter->bSurpriseRemoved));
323 void rtw_generate_random_ibss(u8 *pibss)
325 u32 curtime = jiffies;
327 pibss[0] = 0x02; /* in ad-hoc mode bit1 must set to 1 */
330 pibss[3] = (u8)(curtime & 0xff);/* p[0]; */
331 pibss[4] = (u8)((curtime>>8) & 0xff);/* p[1]; */
332 pibss[5] = (u8)((curtime>>16) & 0xff);/* p[2]; */
337 u8 *rtw_get_capability_from_ie(u8 *ie)
342 u16 rtw_get_capability(struct wlan_bssid_ex *bss)
346 memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2);
348 return le16_to_cpu(val);
351 u8 *rtw_get_timestampe_from_ie(u8 *ie)
356 u8 *rtw_get_beacon_interval_from_ie(u8 *ie)
361 int rtw_init_mlme_priv (struct adapter *padapter)/* struct mlme_priv *pmlmepriv) */
365 res = _rtw_init_mlme_priv(padapter);/* (pmlmepriv); */
370 void rtw_free_mlme_priv (struct mlme_priv *pmlmepriv)
373 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_mlme_priv\n"));
374 _rtw_free_mlme_priv (pmlmepriv);
378 static struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv)
380 struct wlan_network *pnetwork;
382 pnetwork = _rtw_alloc_network(pmlmepriv);
387 static void rtw_free_network_nolock(struct mlme_priv *pmlmepriv,
388 struct wlan_network *pnetwork)
391 _rtw_free_network_nolock(pmlmepriv, pnetwork);
395 void rtw_free_network_queue(struct adapter *dev, u8 isfreeall)
398 _rtw_free_network_queue(dev, isfreeall);
403 return the wlan_network with the matching addr
405 Shall be calle under atomic context... to avoid possible racing condition...
407 struct wlan_network *rtw_find_network(struct __queue *scanned_queue, u8 *addr)
409 struct wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr);
414 int rtw_is_same_ibss(struct adapter *adapter, struct wlan_network *pnetwork)
417 struct security_priv *psecuritypriv = &adapter->securitypriv;
419 if ((psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) &&
420 (pnetwork->network.Privacy == 0))
422 else if ((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_) &&
423 (pnetwork->network.Privacy == 1))
430 static int is_same_ess(struct wlan_bssid_ex *a, struct wlan_bssid_ex *b)
432 return (a->Ssid.SsidLength == b->Ssid.SsidLength) &&
433 !memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength);
436 int is_same_network(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst)
439 __le16 le_scap, le_dcap;
441 memcpy((u8 *)&le_scap, rtw_get_capability_from_ie(src->IEs), 2);
442 memcpy((u8 *)&le_dcap, rtw_get_capability_from_ie(dst->IEs), 2);
444 s_cap = le16_to_cpu(le_scap);
445 d_cap = le16_to_cpu(le_dcap);
447 return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
448 ((!memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN))) &&
449 ((!memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength))) &&
450 ((s_cap & WLAN_CAPABILITY_IBSS) ==
451 (d_cap & WLAN_CAPABILITY_IBSS)) &&
452 ((s_cap & WLAN_CAPABILITY_BSS) ==
453 (d_cap & WLAN_CAPABILITY_BSS)));
456 struct wlan_network *rtw_get_oldest_wlan_network(struct __queue *scanned_queue)
458 struct list_head *plist, *phead;
459 struct wlan_network *pwlan = NULL;
460 struct wlan_network *oldest = NULL;
462 phead = get_list_head(scanned_queue);
470 pwlan = container_of(plist, struct wlan_network, list);
473 if (oldest == NULL || time_after(oldest->last_scanned, pwlan->last_scanned))
483 void update_network(struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src,
484 struct adapter *padapter, bool update_ie)
486 long rssi_ori = dst->Rssi;
487 u8 sq_smp = src->PhyInfo.SignalQuality;
492 rtw_hal_antdiv_rssi_compared(padapter, dst, src); /* this will update src.Rssi, need consider again */
494 /* The rule below is 1/5 for sample value, 4/5 for history value */
495 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src)) {
496 /* Take the recvpriv's value for the connected AP*/
497 ss_final = padapter->recvpriv.signal_strength;
498 sq_final = padapter->recvpriv.signal_qual;
499 /* the rssi value here is undecorated, and will be used for antenna diversity */
500 if (sq_smp != 101) /* from the right channel */
501 rssi_final = dst->Rssi; //(src->Rssi+dst->Rssi*4)/5;
503 rssi_final = rssi_ori;
505 // if (sq_smp != 101) { /* from the right channel */
506 ss_final = (u32)dst->PhyInfo.SignalStrength; //((u32)(src->PhyInfo.SignalStrength)+(u32)(dst->PhyInfo.SignalStrength)*4)/5;
507 sq_final = (u32)dst->PhyInfo.SignalQuality; //((u32)(src->PhyInfo.SignalQuality)+(u32)(dst->PhyInfo.SignalQuality)*4)/5;
508 rssi_final = dst->Rssi; //(src->Rssi+dst->Rssi*4)/5;
510 // /* bss info not receiving from the right channel, use the original RX signal infos */
511 // ss_final = dst->PhyInfo.SignalStrength;
512 // sq_final = dst->PhyInfo.SignalQuality;
513 // rssi_final = dst->Rssi;
517 dst->Reserved[0] = src->Reserved[0];
518 dst->Reserved[1] = src->Reserved[1];
519 memcpy((u8 *)dst, (u8 *)src, get_wlan_bssid_ex_sz(src));
521 dst->PhyInfo.SignalStrength = ss_final;
522 dst->PhyInfo.SignalQuality = sq_final;
523 dst->Rssi = rssi_final;
527 static void update_current_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
529 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
531 if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) &&
532 (is_same_network(&(pmlmepriv->cur_network.network), pnetwork))) {
533 update_network(&(pmlmepriv->cur_network.network), pnetwork, adapter, true);
534 rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof(struct ndis_802_11_fixed_ie),
535 pmlmepriv->cur_network.network.IELength);
541 Caller must hold pmlmepriv->lock first.
543 void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *target)
545 struct list_head *plist, *phead;
547 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
548 struct __queue *queue = &(pmlmepriv->scanned_queue);
549 struct wlan_network *pnetwork = NULL;
550 struct wlan_network *oldest = NULL;
552 spin_lock_bh(&queue->lock);
553 phead = get_list_head(queue);
556 while (phead != plist) {
557 pnetwork = container_of(plist, struct wlan_network, list);
559 if (is_same_network(&(pnetwork->network), target))
561 if ((oldest == ((struct wlan_network *)0)) ||
562 time_after(oldest->last_scanned, pnetwork->last_scanned))
566 /* If we didn't find a match, then get a new network slot to initialize
567 * with this beacon's information */
568 if (phead == plist) {
569 if (list_empty(&(pmlmepriv->free_bss_pool.queue))) {
570 /* If there are no more slots, expire the oldest */
573 rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna));
574 memcpy(&(pnetwork->network), target, get_wlan_bssid_ex_sz(target));
575 /* variable initialize */
576 pnetwork->fixed = false;
577 pnetwork->last_scanned = jiffies;
579 pnetwork->network_type = 0;
581 pnetwork->join_res = 0;
583 /* bss info not receiving from the right channel */
584 if (pnetwork->network.PhyInfo.SignalQuality == 101)
585 pnetwork->network.PhyInfo.SignalQuality = 0;
587 /* Otherwise just pull from the free list */
589 pnetwork = rtw_alloc_network(pmlmepriv); /* will update scan_time */
591 if (pnetwork == NULL) {
592 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
596 bssid_ex_sz = get_wlan_bssid_ex_sz(target);
597 target->Length = bssid_ex_sz;
598 rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna));
599 memcpy(&(pnetwork->network), target, bssid_ex_sz);
601 pnetwork->last_scanned = jiffies;
603 /* bss info not receiving from the right channel */
604 if (pnetwork->network.PhyInfo.SignalQuality == 101)
605 pnetwork->network.PhyInfo.SignalQuality = 0;
606 list_add_tail(&(pnetwork->list), &(queue->queue));
609 /* we have an entry and we are going to update it. But this entry may
610 * be already expired. In this case we do the same as we found a new
611 * net and call the new_net handler
613 bool update_ie = true;
615 pnetwork->last_scanned = jiffies;
617 /* target.Reserved[0]== 1, means that scanned network is a bcn frame. */
618 /* probe resp(3) > beacon(1) > probe req(2) */
619 if ((target->Reserved[0] != 2) &&
620 (target->Reserved[0] >= pnetwork->network.Reserved[0]))
624 update_network(&(pnetwork->network), target, adapter, update_ie);
628 spin_unlock_bh(&queue->lock);
632 static void rtw_add_network(struct adapter *adapter,
633 struct wlan_bssid_ex *pnetwork)
636 #if defined(CONFIG_88EU_P2P)
637 rtw_wlan_bssid_ex_remove_p2p_attr(pnetwork, P2P_ATTR_GROUP_INFO);
639 update_current_network(adapter, pnetwork);
640 rtw_update_scanned_network(adapter, pnetwork);
644 /* select the desired network based on the capability of the (i)bss. */
645 /* check items: (1) security */
646 /* (2) network_type */
650 static int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork)
652 struct security_priv *psecuritypriv = &adapter->securitypriv;
653 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
657 /* u8 wps_ie[512]; */
660 int bselected = true;
662 desired_encmode = psecuritypriv->ndisencryptstatus;
663 privacy = pnetwork->network.Privacy;
665 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
666 if (rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen) != NULL)
671 if (adapter->registrypriv.wifi_spec == 1) { /* for correct flow of 8021X to do.... */
675 if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0))
677 if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPA2PSK) {
678 p = rtw_get_ie(pnetwork->network.IEs + _BEACON_IE_OFFSET_,
680 (pnetwork->network.IELength -
681 _BEACON_IE_OFFSET_));
689 if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) {
690 DBG_88E("desired_encmode: %d, privacy: %d\n", desired_encmode, privacy);
694 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) {
695 if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
702 /* TODO: Perry: For Power Management */
703 void rtw_atimdone_event_callback(struct adapter *adapter, u8 *pbuf)
706 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("receive atimdone_evet\n"));
711 void rtw_survey_event_callback(struct adapter *adapter, u8 *pbuf)
714 struct wlan_bssid_ex *pnetwork;
715 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
717 pnetwork = (struct wlan_bssid_ex *)pbuf;
719 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_survey_event_callback, ssid=%s\n", pnetwork->Ssid.Ssid));
721 len = get_wlan_bssid_ex_sz(pnetwork);
722 if (len > (sizeof(struct wlan_bssid_ex))) {
723 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n****rtw_survey_event_callback: return a wrong bss ***\n"));
726 spin_lock_bh(&pmlmepriv->lock);
728 /* update IBSS_network 's timestamp */
729 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true) {
730 if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN)) {
731 struct wlan_network *ibss_wlan = NULL;
733 memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8);
734 spin_lock_bh(&pmlmepriv->scanned_queue.lock);
735 ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->MacAddress);
737 memcpy(ibss_wlan->network.IEs, pnetwork->IEs, 8);
738 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
741 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
745 /* lock pmlmepriv->lock when you accessing network_q */
746 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == false) {
747 if (pnetwork->Ssid.Ssid[0] == 0)
748 pnetwork->Ssid.SsidLength = 0;
749 rtw_add_network(adapter, pnetwork);
754 spin_unlock_bh(&pmlmepriv->lock);
759 void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf)
761 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
762 struct mlme_ext_priv *pmlmeext;
763 u8 timer_cancelled = 0;
765 spin_lock_bh(&pmlmepriv->lock);
767 if (pmlmepriv->wps_probe_req_ie) {
768 pmlmepriv->wps_probe_req_ie_len = 0;
769 kfree(pmlmepriv->wps_probe_req_ie);
770 pmlmepriv->wps_probe_req_ie = NULL;
773 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_surveydone_event_callback: fw_state:%x\n\n", get_fwstate(pmlmepriv)));
775 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
778 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
780 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("nic status=%x, survey done event comes too late!\n", get_fwstate(pmlmepriv)));
783 spin_unlock_bh(&pmlmepriv->lock);
786 _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled);
788 spin_lock_bh(&pmlmepriv->lock);
789 rtw_set_signal_stat_timer(&adapter->recvpriv);
791 if (pmlmepriv->to_join) {
792 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
793 if (check_fwstate(pmlmepriv, _FW_LINKED) == false) {
794 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
796 if (rtw_select_and_join_from_scanned_queue(pmlmepriv) == _SUCCESS) {
797 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
799 struct wlan_bssid_ex *pdev_network = &(adapter->registrypriv.dev_network);
800 u8 *pibss = adapter->registrypriv.dev_network.MacAddress;
802 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
804 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("switching to adhoc master\n"));
806 memset(&pdev_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
807 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
809 rtw_update_registrypriv_dev_network(adapter);
810 rtw_generate_random_ibss(pibss);
812 pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
814 if (rtw_createbss_cmd(adapter) != _SUCCESS)
815 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error=>rtw_createbss_cmd status FAIL\n"));
816 pmlmepriv->to_join = false;
821 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
822 pmlmepriv->to_join = false;
823 s_ret = rtw_select_and_join_from_scanned_queue(pmlmepriv);
824 if (_SUCCESS == s_ret) {
825 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
826 } else if (s_ret == 2) { /* there is no need to wait for join */
827 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
828 rtw_indicate_connect(adapter);
830 DBG_88E("try_to_join, but select scanning queue fail, to_roaming:%d\n",
831 pmlmepriv->to_roaming);
832 if (rtw_to_roaming(adapter) != 0) {
833 if (--pmlmepriv->to_roaming == 0 ||
834 _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)) {
835 rtw_set_roaming(adapter, 0);
836 rtw_free_assoc_resources(adapter, 1);
837 rtw_indicate_disconnect(adapter);
839 pmlmepriv->to_join = true;
842 rtw_indicate_disconnect(adapter);
844 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
849 indicate_wx_scan_complete_event(adapter);
851 spin_unlock_bh(&pmlmepriv->lock);
853 if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
854 p2p_ps_wk_cmd(adapter, P2P_PS_SCAN_DONE, 0);
856 rtw_os_xmit_schedule(adapter);
858 pmlmeext = &adapter->mlmeextpriv;
862 void rtw_dummy_event_callback(struct adapter *adapter, u8 *pbuf)
866 void rtw_fwdbg_event_callback(struct adapter *adapter, u8 *pbuf)
870 static void free_scanqueue(struct mlme_priv *pmlmepriv)
872 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
873 struct __queue *scan_queue = &pmlmepriv->scanned_queue;
874 struct list_head *plist, *phead, *ptemp;
876 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n"));
877 spin_lock_bh(&scan_queue->lock);
878 spin_lock_bh(&free_queue->lock);
880 phead = get_list_head(scan_queue);
883 while (plist != phead) {
885 list_del_init(plist);
886 list_add_tail(plist, &free_queue->queue);
888 pmlmepriv->num_of_scanned--;
891 spin_unlock_bh(&free_queue->lock);
892 spin_unlock_bh(&scan_queue->lock);
896 *rtw_free_assoc_resources: the caller has to lock pmlmepriv->lock
898 void rtw_free_assoc_resources(struct adapter *adapter, int lock_scanned_queue)
900 struct wlan_network *pwlan = NULL;
901 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
902 struct sta_priv *pstapriv = &adapter->stapriv;
903 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
905 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_free_assoc_resources\n"));
906 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
907 ("tgt_network->network.MacAddress=%pM ssid=%s\n",
908 tgt_network->network.MacAddress, tgt_network->network.Ssid.Ssid));
910 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_AP_STATE)) {
911 struct sta_info *psta;
913 psta = rtw_get_stainfo(&adapter->stapriv, tgt_network->network.MacAddress);
915 spin_lock_bh(&pstapriv->sta_hash_lock);
916 rtw_free_stainfo(adapter, psta);
917 spin_unlock_bh(&pstapriv->sta_hash_lock);
920 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE | WIFI_AP_STATE)) {
921 struct sta_info *psta;
923 rtw_free_all_stainfo(adapter);
925 psta = rtw_get_bcmc_stainfo(adapter);
926 spin_lock_bh(&pstapriv->sta_hash_lock);
927 rtw_free_stainfo(adapter, psta);
928 spin_unlock_bh(&pstapriv->sta_hash_lock);
930 rtw_init_bcmc_stainfo(adapter);
933 if (lock_scanned_queue)
934 spin_lock_bh(&pmlmepriv->scanned_queue.lock);
936 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
938 pwlan->fixed = false;
940 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_assoc_resources:pwlan==NULL\n\n"));
942 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) && (adapter->stapriv.asoc_sta_count == 1)))
943 rtw_free_network_nolock(pmlmepriv, pwlan);
945 if (lock_scanned_queue)
946 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
947 pmlmepriv->key_mask = 0;
952 *rtw_indicate_connect: the caller has to lock pmlmepriv->lock
954 void rtw_indicate_connect(struct adapter *padapter)
956 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
958 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect\n"));
960 pmlmepriv->to_join = false;
962 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
963 set_fwstate(pmlmepriv, _FW_LINKED);
965 rtw_led_control(padapter, LED_CTL_LINK);
967 rtw_os_indicate_connect(padapter);
970 pmlmepriv->to_roaming = 0;
972 rtw_set_scan_deny(padapter, 3000);
974 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("-rtw_indicate_connect: fw_state=0x%08x\n", get_fwstate(pmlmepriv)));
979 *rtw_indicate_disconnect: the caller has to lock pmlmepriv->lock
981 void rtw_indicate_disconnect(struct adapter *padapter)
983 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
985 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n"));
987 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING | WIFI_UNDER_WPS);
989 if (pmlmepriv->to_roaming > 0)
990 _clr_fwstate_(pmlmepriv, _FW_LINKED);
992 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) ||
993 (pmlmepriv->to_roaming <= 0)) {
994 rtw_os_indicate_disconnect(padapter);
996 _clr_fwstate_(pmlmepriv, _FW_LINKED);
997 rtw_led_control(padapter, LED_CTL_NO_LINK);
998 rtw_clear_scan_deny(padapter);
1000 p2p_ps_wk_cmd(padapter, P2P_PS_DISABLE, 1);
1002 rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1);
1006 inline void rtw_indicate_scan_done(struct adapter *padapter, bool aborted)
1008 rtw_os_indicate_scan_done(padapter, aborted);
1011 void rtw_scan_abort(struct adapter *adapter)
1014 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1015 struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
1018 pmlmeext->scan_abort = true;
1019 while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) &&
1020 rtw_get_passing_time_ms(start) <= 200) {
1021 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1023 DBG_88E(FUNC_NDEV_FMT"fw_state=_FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1026 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
1027 if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved)
1028 DBG_88E(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1029 rtw_indicate_scan_done(adapter, true);
1031 pmlmeext->scan_abort = false;
1034 static struct sta_info *rtw_joinbss_update_stainfo(struct adapter *padapter, struct wlan_network *pnetwork)
1037 struct sta_info *bmc_sta, *psta = NULL;
1038 struct recv_reorder_ctrl *preorder_ctrl;
1039 struct sta_priv *pstapriv = &padapter->stapriv;
1041 psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
1043 psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
1045 if (psta) { /* update ptarget_sta */
1046 DBG_88E("%s\n", __func__);
1047 psta->aid = pnetwork->join_res;
1050 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
1051 /* security related */
1052 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
1053 padapter->securitypriv.binstallGrpkey = false;
1054 padapter->securitypriv.busetkipkey = false;
1055 padapter->securitypriv.bgrpkey_handshake = false;
1056 psta->ieee8021x_blocked = true;
1057 psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
1058 memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof(union Keytype));
1059 memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof(union Keytype));
1060 memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof(union Keytype));
1061 memset((u8 *)&psta->dot11txpn, 0, sizeof(union pn48));
1062 memset((u8 *)&psta->dot11rxpn, 0, sizeof(union pn48));
1064 /* Commented by Albert 2012/07/21 */
1065 /* When doing the WPS, the wps_ie_len won't equal to 0 */
1066 /* And the Wi-Fi driver shouldn't allow the data packet to be tramsmitted. */
1067 if (padapter->securitypriv.wps_ie_len != 0) {
1068 psta->ieee8021x_blocked = true;
1069 padapter->securitypriv.wps_ie_len = 0;
1071 /* for A-MPDU Rx reordering buffer control for bmc_sta & sta_info */
1072 /* if A-MPDU Rx is enabled, resetting rx_ordering_ctrl wstart_b(indicate_seq) to default value = 0xffff */
1073 /* todo: check if AP can send A-MPDU packets */
1074 for (i = 0; i < 16; i++) {
1075 /* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
1076 preorder_ctrl = &psta->recvreorder_ctrl[i];
1077 preorder_ctrl->enable = false;
1078 preorder_ctrl->indicate_seq = 0xffff;
1079 preorder_ctrl->wend_b = 0xffff;
1080 preorder_ctrl->wsize_b = 64;/* max_ampdu_sz; ex. 32(kbytes) -> wsize_b = 32 */
1082 bmc_sta = rtw_get_bcmc_stainfo(padapter);
1084 for (i = 0; i < 16; i++) {
1085 /* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
1086 preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
1087 preorder_ctrl->enable = false;
1088 preorder_ctrl->indicate_seq = 0xffff;
1089 preorder_ctrl->wend_b = 0xffff;
1090 preorder_ctrl->wsize_b = 64;/* max_ampdu_sz; ex. 32(kbytes) -> wsize_b = 32 */
1094 update_sta_info(padapter, psta);
1099 /* pnetwork: returns from rtw_joinbss_event_callback */
1100 /* ptarget_wlan: found from scanned_queue */
1101 static void rtw_joinbss_update_network(struct adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network *pnetwork)
1103 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1104 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1106 DBG_88E("%s\n", __func__);
1108 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1109 ("\nfw_state:%x, BSSID:%pM\n",
1110 get_fwstate(pmlmepriv), pnetwork->network.MacAddress));
1112 /* why not use ptarget_wlan?? */
1113 memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length);
1114 /* some IEs in pnetwork is wrong, so we should use ptarget_wlan IEs */
1115 cur_network->network.IELength = ptarget_wlan->network.IELength;
1116 memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ);
1118 cur_network->aid = pnetwork->join_res;
1120 rtw_set_signal_stat_timer(&padapter->recvpriv);
1121 padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength;
1122 padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality;
1123 /* the ptarget_wlan->network.Rssi is raw data, we use ptarget_wlan->network.PhyInfo.SignalStrength instead (has scaled) */
1124 padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength);
1125 rtw_set_signal_stat_timer(&padapter->recvpriv);
1127 /* update fw_state will clr _FW_UNDER_LINKING here indirectly */
1128 switch (pnetwork->network.InfrastructureMode) {
1129 case Ndis802_11Infrastructure:
1130 if (pmlmepriv->fw_state&WIFI_UNDER_WPS)
1131 pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS;
1133 pmlmepriv->fw_state = WIFI_STATION_STATE;
1135 case Ndis802_11IBSS:
1136 pmlmepriv->fw_state = WIFI_ADHOC_STATE;
1139 pmlmepriv->fw_state = WIFI_NULL_STATE;
1140 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Invalid network_mode\n"));
1144 rtw_update_protection(padapter, (cur_network->network.IEs) +
1145 sizeof(struct ndis_802_11_fixed_ie),
1146 (cur_network->network.IELength));
1147 rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength);
1150 /* Notes: the function could be > passive_level (the same context as Rx tasklet) */
1151 /* pnetwork: returns from rtw_joinbss_event_callback */
1152 /* ptarget_wlan: found from scanned_queue */
1153 /* if join_res > 0, for (fw_state == WIFI_STATION_STATE), we check if "ptarget_sta" & "ptarget_wlan" exist. */
1154 /* if join_res > 0, for (fw_state == WIFI_ADHOC_STATE), we only check if "ptarget_wlan" exist. */
1155 /* if join_res > 0, update "cur_network->network" from "pnetwork->network" if (ptarget_wlan != NULL). */
1157 void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf)
1160 struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL;
1161 struct sta_priv *pstapriv = &adapter->stapriv;
1162 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1163 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1164 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1165 struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL;
1166 unsigned int the_same_macaddr = false;
1168 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("joinbss event call back received with res=%d\n", pnetwork->join_res));
1170 rtw_get_encrypt_decrypt_from_registrypriv(adapter);
1172 if (pmlmepriv->assoc_ssid.SsidLength == 0)
1173 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@ joinbss event call back for Any SSid\n"));
1175 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@ rtw_joinbss_event_callback for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
1177 the_same_macaddr = !memcmp(pnetwork->network.MacAddress, cur_network->network.MacAddress, ETH_ALEN);
1179 pnetwork->network.Length = get_wlan_bssid_ex_sz(&pnetwork->network);
1180 if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex)) {
1181 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n ***joinbss_evt_callback return a wrong bss ***\n\n"));
1185 spin_lock_bh(&pmlmepriv->lock);
1187 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\nrtw_joinbss_event_callback!! spin_lock_init\n"));
1189 if (pnetwork->join_res > 0) {
1190 spin_lock_bh(&pmlmepriv->scanned_queue.lock);
1191 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
1192 /* s1. find ptarget_wlan */
1193 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1194 if (the_same_macaddr) {
1195 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1197 pcur_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1199 pcur_wlan->fixed = false;
1201 pcur_sta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
1203 spin_lock_bh(&pstapriv->sta_hash_lock);
1204 rtw_free_stainfo(adapter, pcur_sta);
1205 spin_unlock_bh(&pstapriv->sta_hash_lock);
1208 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
1209 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1211 ptarget_wlan->fixed = true;
1215 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
1216 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1218 ptarget_wlan->fixed = true;
1222 /* s2. update cur_network */
1224 rtw_joinbss_update_network(adapter, ptarget_wlan, pnetwork);
1226 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't find ptarget_wlan when joinbss_event callback\n"));
1227 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
1228 goto ignore_joinbss_callback;
1231 /* s3. find ptarget_sta & update ptarget_sta after update cur_network only for station mode */
1232 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1233 ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork);
1234 if (ptarget_sta == NULL) {
1235 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't update stainfo when joinbss_event callback\n"));
1236 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
1237 goto ignore_joinbss_callback;
1241 /* s4. indicate connect */
1242 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1243 pmlmepriv->cur_network_scanned = ptarget_wlan;
1244 rtw_indicate_connect(adapter);
1246 /* adhoc mode will rtw_indicate_connect when rtw_stassoc_event_callback */
1247 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("adhoc mode, fw_state:%x", get_fwstate(pmlmepriv)));
1250 /* s5. Cancle assoc_timer */
1251 _cancel_timer(&pmlmepriv->assoc_timer, &timer_cancelled);
1253 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("Cancle assoc_timer\n"));
1256 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_joinbss_event_callback err: fw_state:%x", get_fwstate(pmlmepriv)));
1257 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
1258 goto ignore_joinbss_callback;
1261 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
1263 } else if (pnetwork->join_res == -4) {
1264 rtw_reset_securitypriv(adapter);
1265 _set_timer(&pmlmepriv->assoc_timer, 1);
1267 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == true) {
1268 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("fail! clear _FW_UNDER_LINKING ^^^fw_state=%x\n", get_fwstate(pmlmepriv)));
1269 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1271 } else { /* if join_res < 0 (join fails), then try again */
1272 _set_timer(&pmlmepriv->assoc_timer, 1);
1273 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1276 ignore_joinbss_callback:
1277 spin_unlock_bh(&pmlmepriv->lock);
1280 void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf)
1282 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1284 mlmeext_joinbss_event_callback(adapter, pnetwork->join_res);
1286 rtw_os_xmit_schedule(adapter);
1290 static u8 search_max_mac_id(struct adapter *padapter)
1293 #if defined (CONFIG_88EU_AP_MODE)
1295 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1296 struct sta_priv *pstapriv = &padapter->stapriv;
1298 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1299 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1301 #if defined (CONFIG_88EU_AP_MODE)
1302 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1303 for (aid = (pstapriv->max_num_sta); aid > 0; aid--) {
1304 if (pstapriv->sta_aid[aid-1] != NULL)
1310 {/* adhoc id = 31~2 */
1311 for (mac_id = (NUM_STA-1); mac_id >= IBSS_START_MAC_ID; mac_id--) {
1312 if (pmlmeinfo->FW_sta_info[mac_id].status == 1)
1319 /* FOR AP , AD-HOC mode */
1320 void rtw_sta_media_status_rpt(struct adapter *adapter, struct sta_info *psta,
1323 u16 media_status_rpt;
1329 macid = search_max_mac_id(adapter);
1330 rtw_hal_set_hwreg(adapter, HW_VAR_TX_RPT_MAX_MACID, (u8 *)&macid);
1331 /* MACID|OPMODE:1 connect */
1332 media_status_rpt = (u16)((psta->mac_id<<8) | mstatus);
1333 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT,
1334 (u8 *)&media_status_rpt);
1337 void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf)
1339 struct sta_info *psta;
1340 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1341 struct stassoc_event *pstassoc = (struct stassoc_event *)pbuf;
1342 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1343 struct wlan_network *ptarget_wlan = NULL;
1345 if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false)
1348 #if defined (CONFIG_88EU_AP_MODE)
1349 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1350 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1352 rtw_indicate_sta_assoc_event(adapter, psta);
1356 /* for AD-HOC mode */
1357 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1359 /* the sta have been in sta_info_queue => do nothing */
1360 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error: rtw_stassoc_event_callback: sta has been in sta_hash_queue\n"));
1361 return; /* between drv has received this event before and fw have not yet to set key to CAM_ENTRY) */
1363 psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
1365 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't alloc sta_info when rtw_stassoc_event_callback\n"));
1368 /* to do: init sta_info variable */
1369 psta->qos_option = 0;
1370 psta->mac_id = (uint)pstassoc->cam_id;
1371 DBG_88E("%s\n", __func__);
1372 /* for ad-hoc mode */
1373 rtw_hal_set_odm_var(adapter, HAL_ODM_STA_INFO, psta, true);
1374 rtw_sta_media_status_rpt(adapter, psta, 1);
1375 if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
1376 psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm;
1377 psta->ieee8021x_blocked = false;
1378 spin_lock_bh(&pmlmepriv->lock);
1379 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) ||
1380 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE))) {
1381 if (adapter->stapriv.asoc_sta_count == 2) {
1382 spin_lock_bh(&pmlmepriv->scanned_queue.lock);
1383 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1384 pmlmepriv->cur_network_scanned = ptarget_wlan;
1386 ptarget_wlan->fixed = true;
1387 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
1388 /* a sta + bc/mc_stainfo (not Ibss_stainfo) */
1389 rtw_indicate_connect(adapter);
1392 spin_unlock_bh(&pmlmepriv->lock);
1393 mlmeext_sta_add_event_callback(adapter, psta);
1396 void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf)
1399 struct sta_info *psta;
1400 struct wlan_network *pwlan = NULL;
1401 struct wlan_bssid_ex *pdev_network = NULL;
1403 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1404 struct stadel_event *pstadel = (struct stadel_event *)pbuf;
1405 struct sta_priv *pstapriv = &adapter->stapriv;
1406 struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
1408 psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr);
1410 mac_id = psta->mac_id;
1412 mac_id = pstadel->mac_id;
1414 DBG_88E("%s(mac_id=%d)=%pM\n", __func__, mac_id, pstadel->macaddr);
1418 media_status = (mac_id<<8)|0; /* MACID|OPMODE:0 means disconnect */
1419 /* for STA, AP, ADHOC mode, report disconnect stauts to FW */
1420 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
1423 if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
1426 mlmeext_sta_del_event_callback(adapter);
1428 spin_lock_bh(&pmlmepriv->lock);
1430 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1431 if (adapter->registrypriv.wifi_spec == 1)
1432 rtw_set_roaming(adapter, 0); /* don't roam */
1433 else if (rtw_to_roaming(adapter) > 0)
1434 pmlmepriv->to_roaming--; /* this stadel_event is caused by roaming, decrease to_roaming */
1435 else if (rtw_to_roaming(adapter) == 0)
1436 rtw_set_roaming(adapter,
1437 adapter->registrypriv.max_roaming_times);
1439 if (*((unsigned short *)(pstadel->rsvd)) != WLAN_REASON_EXPIRATION_CHK)
1440 rtw_set_roaming(adapter, 0); /* don't roam */
1442 rtw_free_uc_swdec_pending_queue(adapter);
1444 rtw_free_assoc_resources(adapter, 1);
1445 rtw_indicate_disconnect(adapter);
1446 spin_lock_bh(&pmlmepriv->scanned_queue.lock);
1447 /* remove the network entry in scanned_queue */
1448 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1450 pwlan->fixed = false;
1451 rtw_free_network_nolock(pmlmepriv, pwlan);
1453 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
1454 _rtw_roaming(adapter, tgt_network);
1456 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
1457 check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1458 spin_lock_bh(&(pstapriv->sta_hash_lock));
1459 rtw_free_stainfo(adapter, psta);
1460 spin_unlock_bh(&pstapriv->sta_hash_lock);
1462 if (adapter->stapriv.asoc_sta_count == 1) { /* a sta + bc/mc_stainfo (not Ibss_stainfo) */
1463 spin_lock_bh(&pmlmepriv->scanned_queue.lock);
1464 /* free old ibss network */
1465 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1467 pwlan->fixed = false;
1468 rtw_free_network_nolock(pmlmepriv, pwlan);
1470 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
1471 /* re-create ibss */
1472 pdev_network = &(adapter->registrypriv.dev_network);
1473 pibss = adapter->registrypriv.dev_network.MacAddress;
1475 memcpy(pdev_network, &tgt_network->network, get_wlan_bssid_ex_sz(&tgt_network->network));
1477 memset(&pdev_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
1478 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
1480 rtw_update_registrypriv_dev_network(adapter);
1482 rtw_generate_random_ibss(pibss);
1484 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1485 set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
1486 _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
1489 if (rtw_createbss_cmd(adapter) != _SUCCESS)
1490 RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("***Error=>stadel_event_callback: rtw_createbss_cmd status FAIL***\n "));
1493 spin_unlock_bh(&pmlmepriv->lock);
1497 void rtw_cpwm_event_callback(struct adapter *padapter, u8 *pbuf)
1500 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_cpwm_event_callback !!!\n"));
1505 * _rtw_join_timeout_handler - Timeout/faliure handler for CMD JoinBss
1506 * @adapter: pointer to struct adapter structure
1508 void _rtw_join_timeout_handler (struct adapter *adapter)
1510 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1513 DBG_88E("%s, fw_state=%x\n", __func__, get_fwstate(pmlmepriv));
1515 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1518 spin_lock_bh(&pmlmepriv->lock);
1520 if (rtw_to_roaming(adapter) > 0) { /* join timeout caused by roaming */
1522 pmlmepriv->to_roaming--;
1523 if (rtw_to_roaming(adapter) != 0) { /* try another */
1524 DBG_88E("%s try another roaming\n", __func__);
1525 do_join_r = rtw_do_join(adapter);
1526 if (_SUCCESS != do_join_r) {
1527 DBG_88E("%s roaming do_join return %d\n", __func__, do_join_r);
1532 DBG_88E("%s We've try roaming but fail\n", __func__);
1533 rtw_indicate_disconnect(adapter);
1538 rtw_indicate_disconnect(adapter);
1539 free_scanqueue(pmlmepriv);/* */
1541 spin_unlock_bh(&pmlmepriv->lock);
1546 * rtw_scan_timeout_handler - Timeout/Faliure handler for CMD SiteSurvey
1547 * @adapter: pointer to struct adapter structure
1549 void rtw_scan_timeout_handler (struct adapter *adapter)
1551 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1553 DBG_88E(FUNC_ADPT_FMT" fw_state=%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv));
1554 spin_lock_bh(&pmlmepriv->lock);
1555 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
1556 spin_unlock_bh(&pmlmepriv->lock);
1557 rtw_indicate_scan_done(adapter, true);
1560 static void rtw_auto_scan_handler(struct adapter *padapter)
1562 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1564 /* auto site survey per 60sec */
1565 if (pmlmepriv->scan_interval > 0) {
1566 pmlmepriv->scan_interval--;
1567 if (pmlmepriv->scan_interval == 0) {
1568 DBG_88E("%s\n", __func__);
1569 rtw_set_802_11_bssid_list_scan(padapter, NULL, 0);
1570 pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
1575 void rtw_dynamic_check_timer_handlder(struct adapter *adapter)
1577 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1578 struct registry_priv *pregistrypriv = &adapter->registrypriv;
1582 if (!adapter->hw_init_completed)
1584 if ((adapter->bDriverStopped) || (adapter->bSurpriseRemoved))
1586 if (adapter->net_closed)
1588 rtw_dynamic_chk_wk_cmd(adapter);
1590 if (pregistrypriv->wifi_spec == 1) {
1591 #ifdef CONFIG_88EU_P2P
1592 struct wifidirect_info *pwdinfo = &adapter->wdinfo;
1593 if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
1596 /* auto site survey */
1597 rtw_auto_scan_handler(adapter);
1603 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36)
1604 if (rcu_dereference(adapter->pnetdev->rx_handler_data) &&
1606 if (rcu_dereference(adapter->pnetdev->br_port) &&
1608 (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == true)) {
1609 /* expire NAT2.5 entry */
1610 nat25_db_expire(adapter);
1612 if (adapter->pppoe_connection_in_progress > 0) {
1613 adapter->pppoe_connection_in_progress--;
1616 /* due to rtw_dynamic_check_timer_handlder() is called every 2 seconds */
1617 if (adapter->pppoe_connection_in_progress > 0) {
1618 adapter->pppoe_connection_in_progress--;
1625 #define RTW_SCAN_RESULT_EXPIRE 2000
1628 * Select a new join candidate from the original @param candidate and @param competitor
1629 * @return true: candidate is updated
1630 * @return false: candidate is not updated
1632 static int rtw_check_join_candidate(struct mlme_priv *pmlmepriv
1633 , struct wlan_network **candidate, struct wlan_network *competitor)
1635 int updated = false;
1636 struct adapter *adapter = container_of(pmlmepriv, struct adapter, mlmepriv);
1638 /* check bssid, if needed */
1639 if (pmlmepriv->assoc_by_bssid) {
1640 if (memcmp(competitor->network.MacAddress, pmlmepriv->assoc_bssid, ETH_ALEN))
1644 /* check ssid, if needed */
1645 if (pmlmepriv->assoc_ssid.Ssid && pmlmepriv->assoc_ssid.SsidLength) {
1646 if (competitor->network.Ssid.SsidLength != pmlmepriv->assoc_ssid.SsidLength ||
1647 memcmp(competitor->network.Ssid.Ssid, pmlmepriv->assoc_ssid.Ssid, pmlmepriv->assoc_ssid.SsidLength))
1651 if (rtw_is_desired_network(adapter, competitor) == false)
1654 if (rtw_to_roaming(adapter) > 0) {
1655 if (rtw_get_passing_time_ms((u32)competitor->last_scanned) >= RTW_SCAN_RESULT_EXPIRE ||
1656 is_same_ess(&competitor->network, &pmlmepriv->cur_network.network) == false)
1660 if (*candidate == NULL || (*candidate)->network.Rssi < competitor->network.Rssi) {
1661 *candidate = competitor;
1665 DBG_88E("[by_bssid:%u][assoc_ssid:%s]new candidate: %s(%pM rssi:%d\n",
1666 pmlmepriv->assoc_by_bssid,
1667 pmlmepriv->assoc_ssid.Ssid,
1668 (*candidate)->network.Ssid.Ssid,
1669 (*candidate)->network.MacAddress,
1670 (int)(*candidate)->network.Rssi);
1671 DBG_88E("[to_roaming:%u]\n", rtw_to_roaming(adapter));
1680 The caller of the sub-routine will be in critical section...
1681 The caller must hold the following spinlock
1685 int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv)
1688 struct list_head *phead;
1689 struct adapter *adapter;
1690 struct __queue *queue = &(pmlmepriv->scanned_queue);
1691 struct wlan_network *pnetwork = NULL;
1692 struct wlan_network *candidate = NULL;
1693 u8 supp_ant_div = false;
1695 spin_lock_bh(&pmlmepriv->scanned_queue.lock);
1696 phead = get_list_head(queue);
1697 adapter = (struct adapter *)pmlmepriv->nic_hdl;
1698 pmlmepriv->pscanned = phead->next;
1699 while (phead != pmlmepriv->pscanned) {
1700 pnetwork = container_of(pmlmepriv->pscanned, struct wlan_network, list);
1701 if (pnetwork == NULL) {
1702 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork==NULL)\n", __func__));
1706 pmlmepriv->pscanned = pmlmepriv->pscanned->next;
1707 rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
1709 if (candidate == NULL) {
1710 DBG_88E("%s: return _FAIL(candidate==NULL)\n", __func__);
1714 DBG_88E("%s: candidate: %s(%pM ch:%u)\n", __func__,
1715 candidate->network.Ssid.Ssid, candidate->network.MacAddress,
1716 candidate->network.Configuration.DSConfig);
1719 /* check for situation of _FW_LINKED */
1720 if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
1721 DBG_88E("%s: _FW_LINKED while ask_for_joinbss!!!\n", __func__);
1723 rtw_disassoc_cmd(adapter, 0, true);
1724 rtw_indicate_disconnect(adapter);
1725 rtw_free_assoc_resources(adapter, 0);
1728 rtw_hal_get_def_var(adapter, HAL_DEF_IS_SUPPORT_ANT_DIV, &(supp_ant_div));
1731 rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(cur_ant));
1732 DBG_88E("#### Opt_Ant_(%s), cur_Ant(%s)\n",
1733 (2 == candidate->network.PhyInfo.Optimum_antenna) ? "A" : "B",
1734 (2 == cur_ant) ? "A" : "B"
1738 ret = rtw_joinbss_cmd(adapter, candidate);
1741 spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
1746 int rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv)
1748 struct cmd_obj *pcmd;
1749 struct setauth_parm *psetauthparm;
1750 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
1753 pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
1755 res = _FAIL; /* try again */
1759 psetauthparm = (struct setauth_parm *)rtw_zmalloc(sizeof(struct setauth_parm));
1760 if (psetauthparm == NULL) {
1765 memset(psetauthparm, 0, sizeof(struct setauth_parm));
1766 psetauthparm->mode = (unsigned char)psecuritypriv->dot11AuthAlgrthm;
1767 pcmd->cmdcode = _SetAuth_CMD_;
1768 pcmd->parmbuf = (unsigned char *)psetauthparm;
1769 pcmd->cmdsz = (sizeof(struct setauth_parm));
1772 INIT_LIST_HEAD(&pcmd->list);
1773 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
1774 ("after enqueue set_auth_cmd, auth_mode=%x\n",
1775 psecuritypriv->dot11AuthAlgrthm));
1776 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
1782 int rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, int keyid, u8 set_tx)
1785 struct cmd_obj *pcmd;
1786 struct setkey_parm *psetkeyparm;
1787 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
1788 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1791 pcmd = (struct cmd_obj *)rtw_zmalloc(sizeof(struct cmd_obj));
1793 res = _FAIL; /* try again */
1796 psetkeyparm = (struct setkey_parm *)rtw_zmalloc(sizeof(struct setkey_parm));
1797 if (psetkeyparm == NULL) {
1803 memset(psetkeyparm, 0, sizeof(struct setkey_parm));
1805 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
1806 psetkeyparm->algorithm = (unsigned char)psecuritypriv->dot118021XGrpPrivacy;
1807 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
1808 ("\n rtw_set_key: psetkeyparm->algorithm=(unsigned char)psecuritypriv->dot118021XGrpPrivacy=%d\n",
1809 psetkeyparm->algorithm));
1811 psetkeyparm->algorithm = (u8)psecuritypriv->dot11PrivacyAlgrthm;
1812 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
1813 ("\n rtw_set_key: psetkeyparm->algorithm=(u8)psecuritypriv->dot11PrivacyAlgrthm=%d\n",
1814 psetkeyparm->algorithm));
1816 psetkeyparm->keyid = (u8)keyid;/* 0~3 */
1817 psetkeyparm->set_tx = set_tx;
1818 pmlmepriv->key_mask |= BIT(psetkeyparm->keyid);
1819 DBG_88E("==> rtw_set_key algorithm(%x), keyid(%x), key_mask(%x)\n",
1820 psetkeyparm->algorithm, psetkeyparm->keyid, pmlmepriv->key_mask);
1821 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
1822 ("\n rtw_set_key: psetkeyparm->algorithm=%d psetkeyparm->keyid=(u8)keyid=%d\n",
1823 psetkeyparm->algorithm, keyid));
1825 switch (psetkeyparm->algorithm) {
1828 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
1832 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
1836 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
1837 psetkeyparm->grpkey = 1;
1841 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
1842 psetkeyparm->grpkey = 1;
1845 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
1846 ("\n rtw_set_key:psecuritypriv->dot11PrivacyAlgrthm=%x (must be 1 or 2 or 4 or 5)\n",
1847 psecuritypriv->dot11PrivacyAlgrthm));
1851 pcmd->cmdcode = _SetKey_CMD_;
1852 pcmd->parmbuf = (u8 *)psetkeyparm;
1853 pcmd->cmdsz = (sizeof(struct setkey_parm));
1856 INIT_LIST_HEAD(&pcmd->list);
1857 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
1863 /* adjust IEs for rtw_joinbss_cmd in WMM */
1864 int rtw_restruct_wmm_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len)
1866 unsigned int ielength = 0;
1869 i = 12; /* after the fixed IE */
1870 while (i < in_len) {
1871 ielength = initial_out_len;
1873 if (in_ie[i] == 0xDD && in_ie[i+2] == 0x00 && in_ie[i+3] == 0x50 && in_ie[i+4] == 0xF2 && in_ie[i+5] == 0x02 && i+5 < in_len) {
1874 /* WMM element ID and OUI */
1875 /* Append WMM IE to the last index of out_ie */
1877 for (j = i; j < i + 9; j++) {
1878 out_ie[ielength] = in_ie[j];
1881 out_ie[initial_out_len + 1] = 0x07;
1882 out_ie[initial_out_len + 6] = 0x00;
1883 out_ie[initial_out_len + 8] = 0x00;
1886 i += (in_ie[i+1]+2); /* to the next IE element */
1892 /* Ported from 8185: IsInPreAuthKeyList(). (Renamed from SecIsInPreAuthKeyList(), 2006-10-13.) */
1893 /* Added by Annie, 2006-05-07. */
1895 /* Search by BSSID, */
1897 /* -1 :if there is no pre-auth key in the table */
1898 /* >= 0 :if there is pre-auth key, and return the entry id */
1902 static int SecIsInPMKIDList(struct adapter *Adapter, u8 *bssid)
1904 struct security_priv *psecuritypriv = &Adapter->securitypriv;
1908 if ((psecuritypriv->PMKIDList[i].bUsed) &&
1909 (!memcmp(psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN))) {
1916 } while (i < NUM_PMKID_CACHE);
1918 if (i == NUM_PMKID_CACHE) {
1919 i = -1;/* Could not find. */
1921 /* There is one Pre-Authentication Key for the specific BSSID. */
1927 /* Check the RSN IE length */
1928 /* If the RSN IE length <= 20, the RSN IE didn't include the PMKID information */
1929 /* 0-11th element in the array are the fixed IE */
1930 /* 12th element in the array is the IE */
1931 /* 13th element in the array is the IE length */
1934 static int rtw_append_pmkid(struct adapter *Adapter, int iEntry, u8 *ie, uint ie_len)
1936 struct security_priv *psecuritypriv = &Adapter->securitypriv;
1939 /* The RSN IE didn't include the PMK ID, append the PMK information */
1942 ie[ie_len] = 0; /* PMKID count = 0x0100 */
1944 memcpy(&ie[ie_len], &psecuritypriv->PMKIDList[iEntry].PMKID, 16);
1947 ie[13] += 18;/* PMKID length = 2+16 */
1952 int rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len)
1958 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1959 struct security_priv *psecuritypriv = &adapter->securitypriv;
1960 uint ndisauthmode = psecuritypriv->ndisauthtype;
1961 uint ndissecuritytype = psecuritypriv->ndisencryptstatus;
1963 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
1964 ("+rtw_restruct_sec_ie: ndisauthmode=%d ndissecuritytype=%d\n",
1965 ndisauthmode, ndissecuritytype));
1967 /* copy fixed ie only */
1968 memcpy(out_ie, in_ie, 12);
1970 if ((ndisauthmode == Ndis802_11AuthModeWPA) ||
1971 (ndisauthmode == Ndis802_11AuthModeWPAPSK))
1972 authmode = _WPA_IE_ID_;
1973 if ((ndisauthmode == Ndis802_11AuthModeWPA2) ||
1974 (ndisauthmode == Ndis802_11AuthModeWPA2PSK))
1975 authmode = _WPA2_IE_ID_;
1977 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
1978 memcpy(out_ie+ielength, psecuritypriv->wps_ie, psecuritypriv->wps_ie_len);
1980 ielength += psecuritypriv->wps_ie_len;
1981 } else if ((authmode == _WPA_IE_ID_) || (authmode == _WPA2_IE_ID_)) {
1982 /* copy RSN or SSN */
1983 memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2);
1984 ielength += psecuritypriv->supplicant_ie[1]+2;
1985 rtw_report_sec_ie(adapter, authmode, psecuritypriv->supplicant_ie);
1988 iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid);
1992 if (authmode == _WPA2_IE_ID_)
1993 ielength = rtw_append_pmkid(adapter, iEntry, out_ie, ielength);
1999 void rtw_init_registrypriv_dev_network(struct adapter *adapter)
2001 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2002 struct eeprom_priv *peepriv = &adapter->eeprompriv;
2003 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2004 u8 *myhwaddr = myid(peepriv);
2006 memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
2008 memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(struct ndis_802_11_ssid));
2010 pdev_network->Configuration.Length = sizeof(struct ndis_802_11_config);
2011 pdev_network->Configuration.BeaconPeriod = 100;
2012 pdev_network->Configuration.FHConfig.Length = 0;
2013 pdev_network->Configuration.FHConfig.HopPattern = 0;
2014 pdev_network->Configuration.FHConfig.HopSet = 0;
2015 pdev_network->Configuration.FHConfig.DwellTime = 0;
2019 void rtw_update_registrypriv_dev_network(struct adapter *adapter)
2022 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2023 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2024 struct security_priv *psecuritypriv = &adapter->securitypriv;
2025 struct wlan_network *cur_network = &adapter->mlmepriv.cur_network;
2027 pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0); /* adhoc no 802.1x */
2029 pdev_network->Rssi = 0;
2031 switch (pregistrypriv->wireless_mode) {
2033 pdev_network->NetworkTypeInUse = (Ndis802_11DS);
2037 case WIRELESS_11_24N:
2038 case WIRELESS_11G_24N:
2039 case WIRELESS_11BG_24N:
2040 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
2043 case WIRELESS_11A_5N:
2044 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
2046 case WIRELESS_11ABGN:
2047 if (pregistrypriv->channel > 14)
2048 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
2050 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
2057 pdev_network->Configuration.DSConfig = (pregistrypriv->channel);
2058 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
2059 ("pregistrypriv->channel=%d, pdev_network->Configuration.DSConfig=0x%x\n",
2060 pregistrypriv->channel, pdev_network->Configuration.DSConfig));
2062 if (cur_network->network.InfrastructureMode == Ndis802_11IBSS)
2063 pdev_network->Configuration.ATIMWindow = (0);
2065 pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode);
2067 /* 1. Supported rates */
2070 sz = rtw_generate_ie(pregistrypriv);
2071 pdev_network->IELength = sz;
2072 pdev_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pdev_network);
2074 /* notes: translate IELength & Length after assign the Length to cmdsz in createbss_cmd(); */
2075 /* pdev_network->IELength = cpu_to_le32(sz); */
2079 void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter *adapter)
2084 /* the function is at passive_level */
2085 void rtw_joinbss_reset(struct adapter *padapter)
2088 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2089 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2091 /* todo: if you want to do something io/reg/hw setting before join_bss, please add code here */
2092 pmlmepriv->num_FortyMHzIntolerant = 0;
2094 pmlmepriv->num_sta_no_ht = 0;
2096 phtpriv->ampdu_enable = false;/* reset to disabled */
2098 /* TH = 1 => means that invalidate usb rx aggregation */
2099 /* TH = 0 => means that validate usb rx aggregation, use init value. */
2100 if (phtpriv->ht_option) {
2101 if (padapter->registrypriv.wifi_spec == 1)
2105 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2108 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2112 /* the function is >= passive_level */
2113 unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len)
2116 enum ht_cap_ampdu_factor max_rx_ampdu_factor;
2118 struct ieee80211_ht_cap ht_capie;
2119 unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
2120 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2121 struct qos_priv *pqospriv = &pmlmepriv->qospriv;
2122 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2123 u32 rx_packet_offset, max_recvbuf_sz;
2125 phtpriv->ht_option = false;
2127 p = rtw_get_ie(in_ie+12, _HT_CAPABILITY_IE_, &ielen, in_len-12);
2129 if (p && ielen > 0) {
2130 if (pqospriv->qos_option == 0) {
2131 out_len = *pout_len;
2132 rtw_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_,
2133 _WMM_IE_Length_, WMM_IE, pout_len);
2135 pqospriv->qos_option = 1;
2138 out_len = *pout_len;
2140 memset(&ht_capie, 0, sizeof(struct ieee80211_ht_cap));
2142 ht_capie.cap_info = cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH |
2143 IEEE80211_HT_CAP_SGI_20 |
2144 IEEE80211_HT_CAP_SGI_40 |
2145 IEEE80211_HT_CAP_TX_STBC |
2146 IEEE80211_HT_CAP_DSSSCCK40);
2148 rtw_hal_get_def_var(padapter, HAL_DEF_RX_PACKET_OFFSET, &rx_packet_offset);
2149 rtw_hal_get_def_var(padapter, HAL_DEF_MAX_RECVBUF_SZ, &max_recvbuf_sz);
2152 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
2153 AMPDU_para [4:2]:Min MPDU Start Spacing
2156 rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor);
2157 ht_capie.ampdu_params_info = (max_rx_ampdu_factor&0x03);
2159 if (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
2160 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
2162 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
2164 rtw_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_,
2165 sizeof(struct ieee80211_ht_cap), (unsigned char *)&ht_capie, pout_len);
2167 phtpriv->ht_option = true;
2169 p = rtw_get_ie(in_ie+12, _HT_ADD_INFO_IE_, &ielen, in_len-12);
2170 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
2171 out_len = *pout_len;
2172 rtw_set_ie(out_ie+out_len, _HT_ADD_INFO_IE_, ielen, p+2, pout_len);
2175 return phtpriv->ht_option;
2178 /* the function is > passive_level (in critical_section) */
2179 void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len)
2181 u8 *p, max_ampdu_sz;
2183 struct ieee80211_ht_cap *pht_capie;
2184 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2185 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2186 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2187 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2188 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2190 if (!phtpriv->ht_option)
2193 if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable))
2196 DBG_88E("+rtw_update_ht_cap()\n");
2198 /* maybe needs check if ap supports rx ampdu. */
2199 if ((!phtpriv->ampdu_enable) && (pregistrypriv->ampdu_enable == 1)) {
2200 if (pregistrypriv->wifi_spec == 1)
2201 phtpriv->ampdu_enable = false;
2203 phtpriv->ampdu_enable = true;
2204 } else if (pregistrypriv->ampdu_enable == 2) {
2205 phtpriv->ampdu_enable = true;
2208 /* check Max Rx A-MPDU Size */
2210 p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fixed_ie), _HT_CAPABILITY_IE_, &len, ie_len-sizeof(struct ndis_802_11_fixed_ie));
2212 pht_capie = (struct ieee80211_ht_cap *)(p+2);
2213 max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR);
2214 max_ampdu_sz = 1 << (max_ampdu_sz+3); /* max_ampdu_sz (kbytes); */
2215 phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
2218 p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fixed_ie), _HT_ADD_INFO_IE_, &len, ie_len-sizeof(struct ndis_802_11_fixed_ie));
2220 /* update cur_bwmode & cur_ch_offset */
2221 if ((pregistrypriv->cbw40_enable) &&
2222 (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & BIT(1)) &&
2223 (pmlmeinfo->HT_info.infos[0] & BIT(2))) {
2227 padapter->HalFunc.GetHwRegHandler(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2229 /* update the MCS rates */
2230 for (i = 0; i < 16; i++) {
2231 if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R))
2232 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
2234 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
2236 /* switch to the 40M Hz mode according to the AP */
2237 pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40;
2238 switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
2239 case HT_EXTCHNL_OFFSET_UPPER:
2240 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
2242 case HT_EXTCHNL_OFFSET_LOWER:
2243 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
2246 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
2251 /* Config SM Power Save setting */
2252 pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & 0x0C) >> 2;
2253 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
2254 DBG_88E("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
2256 /* Config current HT Protection mode. */
2257 pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
2260 void rtw_issue_addbareq_cmd(struct adapter *padapter, struct xmit_frame *pxmitframe)
2264 struct sta_info *psta = NULL;
2265 struct ht_priv *phtpriv;
2266 struct pkt_attrib *pattrib = &pxmitframe->attrib;
2267 s32 bmcst = IS_MCAST(pattrib->ra);
2269 if (bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod < 100))
2272 priority = pattrib->priority;
2275 psta = pattrib->psta;
2277 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
2282 phtpriv = &psta->htpriv;
2284 if ((phtpriv->ht_option) && (phtpriv->ampdu_enable)) {
2285 issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
2286 issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
2289 DBG_88E("rtw_issue_addbareq_cmd, p=%d\n", priority);
2290 psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
2291 rtw_addbareq_cmd(padapter, (u8) priority, pattrib->ra);
2296 void rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
2298 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2300 spin_lock_bh(&pmlmepriv->lock);
2301 _rtw_roaming(padapter, tgt_network);
2302 spin_unlock_bh(&pmlmepriv->lock);
2304 void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
2306 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2309 struct wlan_network *pnetwork;
2311 if (tgt_network != NULL)
2312 pnetwork = tgt_network;
2314 pnetwork = &pmlmepriv->cur_network;
2316 if (0 < rtw_to_roaming(padapter)) {
2317 DBG_88E("roaming from %s(%pM length:%d\n",
2318 pnetwork->network.Ssid.Ssid, pnetwork->network.MacAddress,
2319 pnetwork->network.Ssid.SsidLength);
2320 memcpy(&pmlmepriv->assoc_ssid, &pnetwork->network.Ssid, sizeof(struct ndis_802_11_ssid));
2322 pmlmepriv->assoc_by_bssid = false;
2325 do_join_r = rtw_do_join(padapter);
2326 if (_SUCCESS == do_join_r) {
2329 DBG_88E("roaming do_join return %d\n", do_join_r);
2330 pmlmepriv->to_roaming--;
2332 if (0 < pmlmepriv->to_roaming) {
2335 DBG_88E("%s(%d) -to roaming fail, indicate_disconnect\n", __func__, __LINE__);
2336 rtw_indicate_disconnect(padapter);