1 /******************************************************************************
3 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
19 ******************************************************************************/
20 #define _RTW_WLAN_UTIL_C_
22 #include <osdep_service.h>
23 #include <drv_types.h>
26 static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
27 static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
29 static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
30 static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
32 static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96};
33 static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43};
34 static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43};
35 static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
36 static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
37 static unsigned char EPIGRAM_OUI[] = {0x00, 0x90, 0x4c};
39 unsigned char REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
41 #define R2T_PHY_DELAY (0)
43 /* define WAIT_FOR_BCN_TO_M (3000) */
44 #define WAIT_FOR_BCN_TO_MIN (6000)
45 #define WAIT_FOR_BCN_TO_MAX (20000)
47 static u8 rtw_basic_rate_cck[4] = {
48 IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
49 IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK
52 static u8 rtw_basic_rate_ofdm[3] = {
53 IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
54 IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
57 static u8 rtw_basic_rate_mix[7] = {
58 IEEE80211_CCK_RATE_1MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB|IEEE80211_BASIC_RATE_MASK,
59 IEEE80211_CCK_RATE_5MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB|IEEE80211_BASIC_RATE_MASK,
60 IEEE80211_OFDM_RATE_6MB|IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB|IEEE80211_BASIC_RATE_MASK,
61 IEEE80211_OFDM_RATE_24MB|IEEE80211_BASIC_RATE_MASK
64 int cckrates_included(unsigned char *rate, int ratelen)
68 for (i = 0; i < ratelen; i++) {
69 if ((((rate[i]) & 0x7f) == 2) || (((rate[i]) & 0x7f) == 4) ||
70 (((rate[i]) & 0x7f) == 11) || (((rate[i]) & 0x7f) == 22))
76 int cckratesonly_included(unsigned char *rate, int ratelen)
80 for (i = 0; i < ratelen; i++) {
81 if ((((rate[i]) & 0x7f) != 2) && (((rate[i]) & 0x7f) != 4) &&
82 (((rate[i]) & 0x7f) != 11) && (((rate[i]) & 0x7f) != 22))
89 unsigned char networktype_to_raid(unsigned char network_type)
93 switch (network_type) {
95 raid = RATR_INX_WIRELESS_B;
99 raid = RATR_INX_WIRELESS_G;
102 raid = RATR_INX_WIRELESS_GB;
104 case WIRELESS_11_24N:
106 raid = RATR_INX_WIRELESS_N;
108 case WIRELESS_11A_5N:
109 case WIRELESS_11G_24N:
110 raid = RATR_INX_WIRELESS_NG;
112 case WIRELESS_11BG_24N:
113 raid = RATR_INX_WIRELESS_NGB;
116 raid = RATR_INX_WIRELESS_GB;
122 u8 judge_network_type(struct adapter *padapter, unsigned char *rate, int ratelen)
125 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
126 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
128 if (pmlmeext->cur_channel > 14) {
129 if (pmlmeinfo->HT_enable)
130 network_type = WIRELESS_11_5N;
132 network_type |= WIRELESS_11A;
134 if (pmlmeinfo->HT_enable)
135 network_type = WIRELESS_11_24N;
137 if ((cckratesonly_included(rate, ratelen)) == true)
138 network_type |= WIRELESS_11B;
139 else if ((cckrates_included(rate, ratelen)) == true)
140 network_type |= WIRELESS_11BG;
142 network_type |= WIRELESS_11G;
147 static unsigned char ratetbl_val_2wifirate(unsigned char rate)
149 unsigned char val = 0;
151 switch (rate & 0x7f) {
153 val = IEEE80211_CCK_RATE_1MB;
156 val = IEEE80211_CCK_RATE_2MB;
159 val = IEEE80211_CCK_RATE_5MB;
162 val = IEEE80211_CCK_RATE_11MB;
165 val = IEEE80211_OFDM_RATE_6MB;
168 val = IEEE80211_OFDM_RATE_9MB;
171 val = IEEE80211_OFDM_RATE_12MB;
174 val = IEEE80211_OFDM_RATE_18MB;
177 val = IEEE80211_OFDM_RATE_24MB;
180 val = IEEE80211_OFDM_RATE_36MB;
183 val = IEEE80211_OFDM_RATE_48MB;
186 val = IEEE80211_OFDM_RATE_54MB;
192 static int is_basicrate(struct adapter *padapter, unsigned char rate)
196 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
198 for (i = 0; i < NumRates; i++) {
199 val = pmlmeext->basicrate[i];
201 if ((val != 0xff) && (val != 0xfe)) {
202 if (rate == ratetbl_val_2wifirate(val))
209 static unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset)
213 unsigned int len = 0;
214 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
216 for (i = 0; i < NumRates; i++) {
217 rate = pmlmeext->datarate[i];
225 rate = ratetbl_val_2wifirate(rate);
227 if (is_basicrate(padapter, rate) == true)
228 rate |= IEEE80211_BASIC_RATE_MASK;
238 void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
240 unsigned char supportedrates[NumRates];
242 _rtw_memset(supportedrates, 0, NumRates);
243 *bssrate_len = ratetbl2rateset(padapter, supportedrates);
244 memcpy(pbssrate, supportedrates, *bssrate_len);
247 void UpdateBrateTbl(struct adapter *Adapter, u8 *mbrate)
252 /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */
253 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
254 rate = mbrate[i] & 0x7f;
256 case IEEE80211_CCK_RATE_1MB:
257 case IEEE80211_CCK_RATE_2MB:
258 case IEEE80211_CCK_RATE_5MB:
259 case IEEE80211_CCK_RATE_11MB:
260 case IEEE80211_OFDM_RATE_6MB:
261 case IEEE80211_OFDM_RATE_12MB:
262 case IEEE80211_OFDM_RATE_24MB:
263 mbrate[i] |= IEEE80211_BASIC_RATE_MASK;
269 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
274 for (i = 0; i < bssratelen; i++) {
275 rate = bssrateset[i] & 0x7f;
277 case IEEE80211_CCK_RATE_1MB:
278 case IEEE80211_CCK_RATE_2MB:
279 case IEEE80211_CCK_RATE_5MB:
280 case IEEE80211_CCK_RATE_11MB:
281 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
287 void Save_DM_Func_Flag(struct adapter *padapter)
291 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag));
294 void Restore_DM_Func_Flag(struct adapter *padapter)
298 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag));
301 void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable)
304 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode));
306 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode));
309 static void Set_NETYPE0_MSR(struct adapter *padapter, u8 type)
311 rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
314 void Set_MSR(struct adapter *padapter, u8 type)
316 Set_NETYPE0_MSR(padapter, type);
319 inline u8 rtw_get_oper_ch(struct adapter *adapter)
321 return adapter->mlmeextpriv.oper_channel;
324 inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch)
326 adapter->mlmeextpriv.oper_channel = ch;
329 inline u8 rtw_get_oper_bw(struct adapter *adapter)
331 return adapter->mlmeextpriv.oper_bwmode;
334 inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw)
336 adapter->mlmeextpriv.oper_bwmode = bw;
339 inline u8 rtw_get_oper_choffset(struct adapter *adapter)
341 return adapter->mlmeextpriv.oper_ch_offset;
344 inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset)
346 adapter->mlmeextpriv.oper_ch_offset = offset;
349 void SelectChannel(struct adapter *padapter, unsigned char channel)
351 /* saved channel info */
352 rtw_set_oper_ch(padapter, channel);
353 rtw_hal_set_chan(padapter, channel);
356 void SetBWMode(struct adapter *padapter, unsigned short bwmode,
357 unsigned char channel_offset)
360 rtw_set_oper_bw(padapter, bwmode);
361 rtw_set_oper_choffset(padapter, channel_offset);
363 rtw_hal_set_bwmode(padapter, (enum ht_channel_width)bwmode, channel_offset);
366 void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
370 if (padapter->bNotifyChannelChange)
371 DBG_88E("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode);
373 if ((bwmode == HT_CHANNEL_WIDTH_20) ||
374 (channel_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)) {
375 /* SelectChannel(padapter, channel); */
378 /* switch to the proper channel */
379 if (channel_offset == HAL_PRIME_CHNL_OFFSET_LOWER) {
380 /* SelectChannel(padapter, channel + 2); */
381 center_ch = channel + 2;
383 /* SelectChannel(padapter, channel - 2); */
384 center_ch = channel - 2;
389 /* saved channel/bw info */
390 rtw_set_oper_ch(padapter, channel);
391 rtw_set_oper_bw(padapter, bwmode);
392 rtw_set_oper_choffset(padapter, channel_offset);
394 rtw_hal_set_chan(padapter, center_ch); /* set center channel */
395 SetBWMode(padapter, bwmode, channel_offset);
398 int get_bsstype(unsigned short capability)
400 if (capability & BIT(0))
401 return WIFI_FW_AP_STATE;
402 else if (capability & BIT(1))
403 return WIFI_FW_ADHOC_STATE;
408 __inline u8 *get_my_bssid(struct wlan_bssid_ex *pnetwork)
410 return pnetwork->MacAddress;
413 u16 get_beacon_interval(struct wlan_bssid_ex *bss)
416 memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2);
418 return le16_to_cpu(val);
421 int is_client_associated_to_ap(struct adapter *padapter)
423 struct mlme_ext_priv *pmlmeext;
424 struct mlme_ext_info *pmlmeinfo;
429 pmlmeext = &padapter->mlmeextpriv;
430 pmlmeinfo = &(pmlmeext->mlmext_info);
432 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_STATION_STATE))
438 int is_client_associated_to_ibss(struct adapter *padapter)
440 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
441 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
443 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state&0x03) == WIFI_FW_ADHOC_STATE))
449 int is_IBSS_empty(struct adapter *padapter)
452 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
453 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
455 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
456 if (pmlmeinfo->FW_sta_info[i].status == 1)
462 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
464 if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
465 return WAIT_FOR_BCN_TO_MIN;
466 else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
467 return WAIT_FOR_BCN_TO_MAX;
469 return bcn_interval << 2;
472 void CAM_empty_entry(struct adapter *Adapter, u8 ucIndex)
474 rtw_hal_set_hwreg(Adapter, HW_VAR_CAM_EMPTY_ENTRY, (u8 *)(&ucIndex));
477 void invalidate_cam_all(struct adapter *padapter)
479 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
482 void write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key)
484 unsigned int i, val, addr;
490 for (j = 5; j >= 0; j--) {
493 val = (ctrl | (mac[0] << 16) | (mac[1] << 24));
496 val = (mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24));
500 val = (key[i] | (key[i+1] << 8) | (key[i+2] << 16) | (key[i+3] << 24));
505 cam_val[1] = addr + (unsigned int)j;
507 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val);
511 void clear_cam_entry(struct adapter *padapter, u8 entry)
513 unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
514 unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
515 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
517 write_cam(padapter, entry, 0, null_sta, null_key);
520 int allocate_fw_sta_entry(struct adapter *padapter)
523 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
524 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
526 for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) {
527 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) {
528 pmlmeinfo->FW_sta_info[mac_id].status = 1;
529 pmlmeinfo->FW_sta_info[mac_id].retry = 0;
537 void flush_all_cam_entry(struct adapter *padapter)
539 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
540 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
542 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
544 _rtw_memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info));
547 int WMM_param_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
549 /* struct registry_priv *pregpriv = &padapter->registrypriv; */
550 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
551 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
552 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
554 if (pmlmepriv->qospriv.qos_option == 0) {
555 pmlmeinfo->WMM_enable = 0;
559 pmlmeinfo->WMM_enable = 1;
560 memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element));
564 void WMMOnAssocRsp(struct adapter *padapter)
566 u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
571 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
572 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
573 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
574 struct registry_priv *pregpriv = &padapter->registrypriv;
576 if (pmlmeinfo->WMM_enable == 0) {
577 padapter->mlmepriv.acm_mask = 0;
583 if (pmlmeext->cur_wireless_mode == WIRELESS_11B)
588 for (i = 0; i < 4; i++) {
589 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
590 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
592 /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */
593 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
595 ECWMin = (pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f);
596 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
597 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
599 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
603 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
604 acm_mask |= (ACM ? BIT(1) : 0);
605 edca[XMIT_BE_QUEUE] = acParm;
608 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
609 edca[XMIT_BK_QUEUE] = acParm;
612 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
613 acm_mask |= (ACM ? BIT(2) : 0);
614 edca[XMIT_VI_QUEUE] = acParm;
617 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
618 acm_mask |= (ACM ? BIT(3) : 0);
619 edca[XMIT_VO_QUEUE] = acParm;
623 DBG_88E("WMM(%x): %x, %x\n", ACI, ACM, acParm);
626 if (padapter->registrypriv.acm_method == 1)
627 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
629 padapter->mlmepriv.acm_mask = acm_mask;
631 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3;
633 if (pregpriv->wifi_spec == 1) {
634 u32 j, tmp, change_inx = false;
636 /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */
637 for (i = 0; i < 4; i++) {
638 for (j = i+1; j < 4; j++) {
639 /* compare CW and AIFS */
640 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) {
642 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
644 if ((edca[j] >> 16) > (edca[i] >> 16))
663 for (i = 0; i < 4; i++) {
664 pxmitpriv->wmm_para_seq[i] = inx[i];
665 DBG_88E("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
671 static void bwmode_update_check(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
673 unsigned char new_bwmode;
674 unsigned char new_ch_offset;
675 struct HT_info_element *pHT_info;
676 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
677 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
678 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
679 struct registry_priv *pregistrypriv = &padapter->registrypriv;
680 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
688 if (pIE->Length > sizeof(struct HT_info_element))
691 pHT_info = (struct HT_info_element *)pIE->data;
693 if ((pHT_info->infos[0] & BIT(2)) && pregistrypriv->cbw40_enable) {
694 new_bwmode = HT_CHANNEL_WIDTH_40;
696 switch (pHT_info->infos[0] & 0x3) {
698 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
701 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
704 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
708 new_bwmode = HT_CHANNEL_WIDTH_20;
709 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
712 if ((new_bwmode != pmlmeext->cur_bwmode) ||
713 (new_ch_offset != pmlmeext->cur_ch_offset)) {
714 pmlmeinfo->bwmode_updated = true;
716 pmlmeext->cur_bwmode = new_bwmode;
717 pmlmeext->cur_ch_offset = new_ch_offset;
719 /* update HT info also */
720 HT_info_handler(padapter, pIE);
722 pmlmeinfo->bwmode_updated = false;
725 if (pmlmeinfo->bwmode_updated) {
726 struct sta_info *psta;
727 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
728 struct sta_priv *pstapriv = &padapter->stapriv;
730 /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */
732 /* update ap's stainfo */
733 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
735 struct ht_priv *phtpriv_sta = &psta->htpriv;
737 if (phtpriv_sta->ht_option) {
739 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
740 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
742 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
743 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
749 void HT_caps_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
753 u8 max_AMPDU_len, min_MPDU_spacing;
754 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
755 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
756 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
757 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
762 if (!phtpriv->ht_option)
765 pmlmeinfo->HT_caps_enable = 1;
767 for (i = 0; i < (pIE->Length); i++) {
769 /* Got the endian issue here. */
770 pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]);
772 /* modify from fw by Thomas 2010/11/17 */
773 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3))
774 max_AMPDU_len = (pIE->data[i] & 0x3);
776 max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
778 if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c))
779 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
781 min_MPDU_spacing = (pIE->data[i] & 0x1c);
783 pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing;
787 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
789 /* update the MCS rates */
790 for (i = 0; i < 16; i++) {
791 if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R))
792 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
794 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
799 void HT_info_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
801 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
802 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
803 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
804 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
809 if (!phtpriv->ht_option)
812 if (pIE->Length > sizeof(struct HT_info_element))
815 pmlmeinfo->HT_info_enable = 1;
816 memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length);
820 void HTOnAssocRsp(struct adapter *padapter)
822 unsigned char max_AMPDU_len;
823 unsigned char min_MPDU_spacing;
824 /* struct registry_priv *pregpriv = &padapter->registrypriv; */
825 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
826 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
828 DBG_88E("%s\n", __func__);
830 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) {
831 pmlmeinfo->HT_enable = 1;
833 pmlmeinfo->HT_enable = 0;
837 /* handle A-MPDU parameter field */
839 AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
840 AMPDU_para [4:2]:Min MPDU Start Spacing
842 max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
844 min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
846 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
848 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
851 void ERP_IE_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
853 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
854 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
859 pmlmeinfo->ERP_enable = 1;
860 memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length);
863 void VCS_update(struct adapter *padapter, struct sta_info *psta)
865 struct registry_priv *pregpriv = &padapter->registrypriv;
866 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
867 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
869 switch (pregpriv->vrtl_carrier_sense) { /* 0:off 1:on 2:auto */
875 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */
885 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) {
886 if (pregpriv->vcs_type == 1) {
901 int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len)
905 unsigned short val16, subtype;
906 struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network);
907 /* u8 wpa_ie[255], rsn_ie[255]; */
908 u16 wpa_len = 0, rsn_len = 0;
909 u8 encryp_protocol = 0;
910 struct wlan_bssid_ex *bssid;
911 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0;
914 u8 *pbssid = GetAddr3Ptr(pframe);
916 struct HT_info_element *pht_info = NULL;
917 struct rtw_ieee80211_ht_cap *pht_cap = NULL;
919 unsigned short ht_cap_info;
920 unsigned char ht_info_infos_0;
922 if (is_client_associated_to_ap(Adapter) == false)
925 len = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr);
927 if (len > MAX_IE_SZ) {
928 DBG_88E("%s IE too long for survey event\n", __func__);
932 if (_rtw_memcmp(cur_network->network.MacAddress, pbssid, 6) == false) {
933 DBG_88E("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n%pM %pM\n",
934 (pbssid), (cur_network->network.MacAddress));
938 bssid = (struct wlan_bssid_ex *)rtw_zmalloc(sizeof(struct wlan_bssid_ex));
940 subtype = GetFrameSubType(pframe) >> 4;
942 if (subtype == WIFI_BEACON)
943 bssid->Reserved[0] = 1;
945 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
947 /* below is to copy the information element */
948 bssid->IELength = len;
949 memcpy(bssid->IEs, (pframe + sizeof(struct rtw_ieee80211_hdr_3addr)), bssid->IELength);
951 /* check bw and channel offset */
952 /* parsing HT_CAP_IE */
953 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
955 pht_cap = (struct rtw_ieee80211_ht_cap *)(p + 2);
956 ht_cap_info = pht_cap->cap_info;
960 /* parsing HT_INFO_IE */
961 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
963 pht_info = (struct HT_info_element *)(p + 2);
964 ht_info_infos_0 = pht_info->infos[0];
968 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info ||
969 ((ht_info_infos_0&0x03) != (cur_network->BcnInfo.ht_info_infos_0&0x03))) {
970 DBG_88E("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
971 ht_cap_info, ht_info_infos_0);
972 DBG_88E("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
973 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0);
974 DBG_88E("%s bw mode change, disconnect\n", __func__);
975 /* bcn_info_update */
976 cur_network->BcnInfo.ht_cap_info = ht_cap_info;
977 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0;
978 /* to do : need to check that whether modify related register of BB or not */
979 /* goto _mismatch; */
982 /* Checking for channel */
983 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
985 bcn_channel = *(p + 2);
986 } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */
987 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
989 bcn_channel = pht_info->primary_channel;
990 } else { /* we don't find channel IE, so don't check it */
991 DBG_88E("Oops: %s we don't find channel IE, so don't check it\n", __func__);
992 bcn_channel = Adapter->mlmeextpriv.cur_channel;
995 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) {
996 DBG_88E("%s beacon channel:%d cur channel:%d disconnect\n", __func__,
997 bcn_channel, Adapter->mlmeextpriv.cur_channel);
1002 p = rtw_get_ie(bssid->IEs + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->IELength - _FIXED_IE_LENGTH_);
1004 DBG_88E("%s marc: cannot find SSID for survey event\n", __func__);
1007 hidden_ssid = false;
1010 if ((NULL != p) && (false == hidden_ssid && (*(p + 1)))) {
1011 memcpy(bssid->Ssid.Ssid, (p + 2), *(p + 1));
1012 bssid->Ssid.SsidLength = *(p + 1);
1014 bssid->Ssid.SsidLength = 0;
1015 bssid->Ssid.Ssid[0] = '\0';
1018 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d "
1019 "cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, bssid->Ssid.Ssid,
1020 bssid->Ssid.SsidLength, cur_network->network.Ssid.Ssid,
1021 cur_network->network.Ssid.SsidLength));
1023 if (!_rtw_memcmp(bssid->Ssid.Ssid, cur_network->network.Ssid.Ssid, 32) ||
1024 bssid->Ssid.SsidLength != cur_network->network.Ssid.SsidLength) {
1025 if (bssid->Ssid.Ssid[0] != '\0' && bssid->Ssid.SsidLength != 0) { /* not hidden ssid */
1026 DBG_88E("%s(), SSID is not match return FAIL\n", __func__);
1031 /* check encryption info */
1032 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
1039 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1040 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n",
1041 __func__, cur_network->network.Privacy, bssid->Privacy));
1042 if (cur_network->network.Privacy != bssid->Privacy) {
1043 DBG_88E("%s(), privacy is not match return FAIL\n", __func__);
1047 rtw_get_sec_ie(bssid->IEs, bssid->IELength, NULL, &rsn_len, NULL, &wpa_len);
1050 encryp_protocol = ENCRYP_PROTOCOL_WPA2;
1051 } else if (wpa_len > 0) {
1052 encryp_protocol = ENCRYP_PROTOCOL_WPA;
1055 encryp_protocol = ENCRYP_PROTOCOL_WEP;
1058 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) {
1059 DBG_88E("%s(): enctyp is not match , return FAIL\n", __func__);
1063 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) {
1064 pbuf = rtw_get_wpa_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
1065 if (pbuf && (wpa_ielen > 0)) {
1066 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
1067 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1068 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__,
1069 pairwise_cipher, group_cipher, is_8021x));
1072 pbuf = rtw_get_wpa2_ie(&bssid->IEs[12], &wpa_ielen, bssid->IELength-12);
1074 if (pbuf && (wpa_ielen > 0)) {
1075 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen+2, &group_cipher, &pairwise_cipher, &is_8021x)) {
1076 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
1077 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n",
1078 __func__, pairwise_cipher, group_cipher, is_8021x));
1083 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
1084 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher));
1085 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) {
1086 DBG_88E("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match , return FAIL\n", __func__,
1087 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher,
1088 group_cipher, cur_network->BcnInfo.group_cipher);
1092 if (is_8021x != cur_network->BcnInfo.is_8021x) {
1093 DBG_88E("%s authentication is not match , return FAIL\n", __func__);
1108 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
1112 struct ndis_802_11_var_ie *pIE;
1114 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
1116 for (i = 0; i < len;) {
1117 pIE = (struct ndis_802_11_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
1119 switch (pIE->ElementID) {
1120 case _HT_EXTRA_INFO_IE_: /* HT info */
1121 /* HT_info_handler(padapter, pIE); */
1122 bwmode_update_check(padapter, pIE);
1125 ERP_IE_handler(padapter, pIE);
1126 VCS_update(padapter, psta);
1132 i += (pIE->Length + 2);
1136 unsigned int is_ap_in_tkip(struct adapter *padapter)
1139 struct ndis_802_11_var_ie *pIE;
1140 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1141 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1142 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
1144 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1145 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) {
1146 pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i);
1148 switch (pIE->ElementID) {
1149 case _VENDOR_SPECIFIC_IE_:
1150 if ((_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4)) && (_rtw_memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
1154 if (_rtw_memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
1160 i += (pIE->Length + 2);
1168 unsigned int should_forbid_n_rate(struct adapter *padapter)
1171 struct ndis_802_11_var_ie *pIE;
1172 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1173 struct wlan_bssid_ex *cur_network = &pmlmepriv->cur_network.network;
1175 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1176 for (i = sizeof(struct ndis_802_11_fixed_ie); i < cur_network->IELength;) {
1177 pIE = (struct ndis_802_11_var_ie *)(cur_network->IEs + i);
1179 switch (pIE->ElementID) {
1180 case _VENDOR_SPECIFIC_IE_:
1181 if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4) &&
1182 ((_rtw_memcmp((pIE->data + 12), WPA_CIPHER_SUITE_CCMP, 4)) ||
1183 (_rtw_memcmp((pIE->data + 16), WPA_CIPHER_SUITE_CCMP, 4))))
1187 if ((_rtw_memcmp((pIE->data + 8), RSN_CIPHER_SUITE_CCMP, 4)) ||
1188 (_rtw_memcmp((pIE->data + 12), RSN_CIPHER_SUITE_CCMP, 4)))
1194 i += (pIE->Length + 2);
1203 unsigned int is_ap_in_wep(struct adapter *padapter)
1206 struct ndis_802_11_var_ie *pIE;
1207 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1208 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1209 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
1211 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1212 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.IELength;) {
1213 pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.IEs + i);
1215 switch (pIE->ElementID) {
1216 case _VENDOR_SPECIFIC_IE_:
1217 if (_rtw_memcmp(pIE->data, RTW_WPA_OUI, 4))
1225 i += (pIE->Length + 2);
1233 int wifirate2_ratetbl_inx(unsigned char rate)
1279 unsigned int update_basic_rate(unsigned char *ptn, unsigned int ptn_sz)
1281 unsigned int i, num_of_rate;
1282 unsigned int mask = 0;
1284 num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz;
1286 for (i = 0; i < num_of_rate; i++) {
1287 if ((*(ptn + i)) & 0x80)
1288 mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
1293 unsigned int update_supported_rate(unsigned char *ptn, unsigned int ptn_sz)
1295 unsigned int i, num_of_rate;
1296 unsigned int mask = 0;
1298 num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz;
1300 for (i = 0; i < num_of_rate; i++)
1301 mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
1305 unsigned int update_MSC_rate(struct HT_caps_element *pHT_caps)
1307 unsigned int mask = 0;
1309 mask = ((pHT_caps->u.HT_cap_element.MCS_rate[0] << 12) | (pHT_caps->u.HT_cap_element.MCS_rate[1] << 20));
1314 int support_short_GI(struct adapter *padapter, struct HT_caps_element *pHT_caps)
1316 unsigned char bit_offset;
1317 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1318 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1320 if (!(pmlmeinfo->HT_enable))
1323 if ((pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_RALINK))
1326 bit_offset = (pmlmeext->cur_bwmode & HT_CHANNEL_WIDTH_40) ? 6 : 5;
1328 if (__le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset))
1334 unsigned char get_highest_rate_idx(u32 mask)
1337 unsigned char rate_idx = 0;
1339 for (i = 27; i >= 0; i--) {
1340 if (mask & BIT(i)) {
1348 void Update_RA_Entry(struct adapter *padapter, u32 mac_id)
1350 rtw_hal_update_ra_mask(padapter, mac_id, 0);
1353 static void enable_rate_adaptive(struct adapter *padapter, u32 mac_id)
1355 Update_RA_Entry(padapter, mac_id);
1358 void set_sta_rate(struct adapter *padapter, struct sta_info *psta)
1361 enable_rate_adaptive(padapter, psta->mac_id);
1364 /* Update RRSR and Rate for USERATE */
1365 void update_tx_basic_rate(struct adapter *padapter, u8 wirelessmode)
1367 unsigned char supported_rates[NDIS_802_11_LENGTH_RATES_EX];
1368 #ifdef CONFIG_88EU_P2P
1369 struct wifidirect_info *pwdinfo = &padapter->wdinfo;
1371 /* Added by Albert 2011/03/22 */
1372 /* In the P2P mode, the driver should not support the b mode. */
1373 /* So, the Tx packet shouldn't use the CCK rate */
1374 if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
1376 #endif /* CONFIG_88EU_P2P */
1377 _rtw_memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX);
1379 if ((wirelessmode & WIRELESS_11B) && (wirelessmode == WIRELESS_11B))
1380 memcpy(supported_rates, rtw_basic_rate_cck, 4);
1381 else if (wirelessmode & WIRELESS_11B)
1382 memcpy(supported_rates, rtw_basic_rate_mix, 7);
1384 memcpy(supported_rates, rtw_basic_rate_ofdm, 3);
1387 if (wirelessmode & WIRELESS_11B)
1388 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
1390 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
1392 rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, supported_rates);
1395 unsigned char check_assoc_AP(u8 *pframe, uint len)
1398 struct ndis_802_11_var_ie *pIE;
1399 u8 epigram_vendor_flag;
1400 u8 ralink_vendor_flag;
1401 epigram_vendor_flag = 0;
1402 ralink_vendor_flag = 0;
1404 for (i = sizeof(struct ndis_802_11_fixed_ie); i < len;) {
1405 pIE = (struct ndis_802_11_var_ie *)(pframe + i);
1407 switch (pIE->ElementID) {
1408 case _VENDOR_SPECIFIC_IE_:
1409 if ((_rtw_memcmp(pIE->data, ARTHEROS_OUI1, 3)) ||
1410 (_rtw_memcmp(pIE->data, ARTHEROS_OUI2, 3))) {
1411 DBG_88E("link to Artheros AP\n");
1412 return HT_IOT_PEER_ATHEROS;
1413 } else if ((_rtw_memcmp(pIE->data, BROADCOM_OUI1, 3)) ||
1414 (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3)) ||
1415 (_rtw_memcmp(pIE->data, BROADCOM_OUI2, 3))) {
1416 DBG_88E("link to Broadcom AP\n");
1417 return HT_IOT_PEER_BROADCOM;
1418 } else if (_rtw_memcmp(pIE->data, MARVELL_OUI, 3)) {
1419 DBG_88E("link to Marvell AP\n");
1420 return HT_IOT_PEER_MARVELL;
1421 } else if (_rtw_memcmp(pIE->data, RALINK_OUI, 3)) {
1422 if (!ralink_vendor_flag) {
1423 ralink_vendor_flag = 1;
1425 DBG_88E("link to Ralink AP\n");
1426 return HT_IOT_PEER_RALINK;
1428 } else if (_rtw_memcmp(pIE->data, CISCO_OUI, 3)) {
1429 DBG_88E("link to Cisco AP\n");
1430 return HT_IOT_PEER_CISCO;
1431 } else if (_rtw_memcmp(pIE->data, REALTEK_OUI, 3)) {
1432 DBG_88E("link to Realtek 96B\n");
1433 return HT_IOT_PEER_REALTEK;
1434 } else if (_rtw_memcmp(pIE->data, AIRGOCAP_OUI, 3)) {
1435 DBG_88E("link to Airgo Cap\n");
1436 return HT_IOT_PEER_AIRGO;
1437 } else if (_rtw_memcmp(pIE->data, EPIGRAM_OUI, 3)) {
1438 epigram_vendor_flag = 1;
1439 if (ralink_vendor_flag) {
1440 DBG_88E("link to Tenda W311R AP\n");
1441 return HT_IOT_PEER_TENDA;
1443 DBG_88E("Capture EPIGRAM_OUI\n");
1452 i += (pIE->Length + 2);
1455 if (ralink_vendor_flag && !epigram_vendor_flag) {
1456 DBG_88E("link to Ralink AP\n");
1457 return HT_IOT_PEER_RALINK;
1458 } else if (ralink_vendor_flag && epigram_vendor_flag) {
1459 DBG_88E("link to Tenda W311R AP\n");
1460 return HT_IOT_PEER_TENDA;
1462 DBG_88E("link to new AP\n");
1463 return HT_IOT_PEER_UNKNOWN;
1467 void update_IOT_info(struct adapter *padapter)
1469 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1470 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1472 switch (pmlmeinfo->assoc_AP_vendor) {
1473 case HT_IOT_PEER_MARVELL:
1474 pmlmeinfo->turboMode_cts2self = 1;
1475 pmlmeinfo->turboMode_rtsen = 0;
1477 case HT_IOT_PEER_RALINK:
1478 pmlmeinfo->turboMode_cts2self = 0;
1479 pmlmeinfo->turboMode_rtsen = 1;
1480 /* disable high power */
1481 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
1483 case HT_IOT_PEER_REALTEK:
1484 /* rtw_write16(padapter, 0x4cc, 0xffff); */
1485 /* rtw_write16(padapter, 0x546, 0x01c0); */
1486 /* disable high power */
1487 Switch_DM_Func(padapter, (~DYNAMIC_BB_DYNAMIC_TXPWR), false);
1490 pmlmeinfo->turboMode_cts2self = 0;
1491 pmlmeinfo->turboMode_rtsen = 1;
1496 void update_capinfo(struct adapter *Adapter, u16 updateCap)
1498 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv;
1499 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1502 /* Check preamble mode, 2005.01.06, by rcnjko. */
1503 /* Mark to update preamble value forever, 2008.03.18 by lanhsin */
1505 if (updateCap & cShortPreamble) { /* Short Preamble */
1506 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */
1507 ShortPreamble = true;
1508 pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
1509 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1511 } else { /* Long Preamble */
1512 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */
1513 ShortPreamble = false;
1514 pmlmeinfo->preamble_mode = PREAMBLE_LONG;
1515 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1519 if (updateCap & cIBSS) {
1520 /* Filen: See 802.11-2007 p.91 */
1521 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1522 } else { /* Filen: See 802.11-2007 p.90 */
1523 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11_24N)) {
1524 if (updateCap & cShortSlotTime) { /* Short Slot Time */
1525 if (pmlmeinfo->slotTime != SHORT_SLOT_TIME)
1526 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1527 } else { /* Long Slot Time */
1528 if (pmlmeinfo->slotTime != NON_SHORT_SLOT_TIME)
1529 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1531 } else if (pmlmeext->cur_wireless_mode & (WIRELESS_11A | WIRELESS_11_5N)) {
1532 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1535 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1539 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
1542 void update_wireless_mode(struct adapter *padapter)
1544 int ratelen, network_type = 0;
1546 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1547 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1548 struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
1549 unsigned char *rate = cur_network->SupportedRates;
1551 ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
1553 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable))
1554 pmlmeinfo->HT_enable = 1;
1556 if (pmlmeext->cur_channel > 14) {
1557 if (pmlmeinfo->HT_enable)
1558 network_type = WIRELESS_11_5N;
1560 network_type |= WIRELESS_11A;
1562 if (pmlmeinfo->HT_enable)
1563 network_type = WIRELESS_11_24N;
1565 if ((cckratesonly_included(rate, ratelen)) == true)
1566 network_type |= WIRELESS_11B;
1567 else if ((cckrates_included(rate, ratelen)) == true)
1568 network_type |= WIRELESS_11BG;
1570 network_type |= WIRELESS_11G;
1573 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
1575 SIFS_Timer = 0x0a0a0808;/* 0x0808 -> for CCK, 0x0a0a -> for OFDM */
1576 /* change this value if having IOT issues. */
1578 padapter->HalFunc.SetHwRegHandler(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer);
1580 if (pmlmeext->cur_wireless_mode & WIRELESS_11B)
1581 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
1583 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
1586 void update_bmc_sta_support_rate(struct adapter *padapter, u32 mac_id)
1588 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1589 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1591 if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
1592 /* Only B, B/G, and B/G/N AP could use CCK rate */
1593 memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_cck, 4);
1595 memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_ofdm, 3);
1599 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx)
1601 unsigned int ie_len;
1602 struct ndis_802_11_var_ie *pIE;
1603 int supportRateNum = 0;
1604 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1605 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1607 pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1611 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len);
1612 supportRateNum = ie_len;
1614 pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1616 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len);
1621 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr)
1623 struct sta_info *psta;
1626 struct recv_reorder_ctrl *preorder_ctrl;
1627 struct sta_priv *pstapriv = &padapter->stapriv;
1628 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req;
1629 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1630 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1632 psta = rtw_get_stainfo(pstapriv, addr);
1635 param = le16_to_cpu(preq->BA_para_set);
1636 tid = (param>>2)&0x0f;
1637 preorder_ctrl = &psta->recvreorder_ctrl[tid];
1638 preorder_ctrl->indicate_seq = 0xffff;
1639 preorder_ctrl->enable = (pmlmeinfo->bAcceptAddbaReq) ? true : false;
1643 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
1648 pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr);
1649 pbuf = (__le32 *)pIE;
1651 pmlmeext->TSFValue = le32_to_cpu(*(pbuf+1));
1653 pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
1655 pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
1658 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext)
1660 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL);
1663 void beacon_timing_control(struct adapter *padapter)
1665 rtw_hal_bcn_related_reg_setting(padapter);
1668 static struct adapter *pbuddy_padapter;
1670 int rtw_handle_dualmac(struct adapter *adapter, bool init)
1672 int status = _SUCCESS;
1675 if (pbuddy_padapter == NULL) {
1676 pbuddy_padapter = adapter;
1677 DBG_88E("%s(): pbuddy_padapter == NULL, Set pbuddy_padapter\n", __func__);
1679 adapter->pbuddy_adapter = pbuddy_padapter;
1680 pbuddy_padapter->pbuddy_adapter = adapter;
1681 /* clear global value */
1682 pbuddy_padapter = NULL;
1683 DBG_88E("%s(): pbuddy_padapter exist, Exchange Information\n", __func__);
1686 pbuddy_padapter = NULL;