1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
4 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
6 ******************************************************************************/
7 #define _RTW_WLAN_UTIL_C_
9 #include <linux/ieee80211.h>
11 #include <osdep_service.h>
12 #include <drv_types.h>
15 static const u8 ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f};
16 static const u8 ARTHEROS_OUI2[] = {0x00, 0x13, 0x74};
18 static const u8 BROADCOM_OUI1[] = {0x00, 0x10, 0x18};
19 static const u8 BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7};
21 static const u8 CISCO_OUI[] = {0x00, 0x40, 0x96};
22 static const u8 MARVELL_OUI[] = {0x00, 0x50, 0x43};
23 static const u8 RALINK_OUI[] = {0x00, 0x0c, 0x43};
24 static const u8 REALTEK_OUI[] = {0x00, 0xe0, 0x4c};
25 static const u8 AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5};
26 static const u8 EPIGRAM_OUI[] = {0x00, 0x90, 0x4c};
28 u8 REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20};
30 #define WAIT_FOR_BCN_TO_MIN (6000)
31 #define WAIT_FOR_BCN_TO_MAX (20000)
33 static const u8 rtw_basic_rate_cck[4] = {
34 IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK,
35 IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK,
36 IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK,
37 IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK
40 static const u8 rtw_basic_rate_ofdm[3] = {
41 IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK,
42 IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK,
43 IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK
46 static const u8 rtw_basic_rate_mix[7] = {
47 IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK,
48 IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK,
49 IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK,
50 IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK,
51 IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK,
52 IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK,
53 IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK
56 bool cckrates_included(unsigned char *rate, int ratelen)
60 for (i = 0; i < ratelen; i++) {
61 u8 r = rate[i] & 0x7f;
63 if (r == 2 || r == 4 || r == 11 || r == 22)
69 bool cckratesonly_included(unsigned char *rate, int ratelen)
73 for (i = 0; i < ratelen; i++) {
74 u8 r = rate[i] & 0x7f;
76 if (r != 2 && r != 4 && r != 11 && r != 22)
82 unsigned char networktype_to_raid(unsigned char network_type)
84 switch (network_type) {
86 return RATR_INX_WIRELESS_B;
89 return RATR_INX_WIRELESS_G;
91 return RATR_INX_WIRELESS_GB;
94 return RATR_INX_WIRELESS_N;
96 case WIRELESS_11G_24N:
97 return RATR_INX_WIRELESS_NG;
98 case WIRELESS_11BG_24N:
99 return RATR_INX_WIRELESS_NGB;
101 return RATR_INX_WIRELESS_GB;
105 u8 judge_network_type(struct adapter *padapter, unsigned char *rate, int ratelen)
108 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
109 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
111 if (pmlmeinfo->HT_enable)
112 network_type = WIRELESS_11_24N;
114 if (cckratesonly_included(rate, ratelen))
115 network_type |= WIRELESS_11B;
116 else if (cckrates_included(rate, ratelen))
117 network_type |= WIRELESS_11BG;
119 network_type |= WIRELESS_11G;
124 static unsigned char ratetbl_val_2wifirate(unsigned char rate)
126 switch (rate & 0x7f) {
128 return IEEE80211_CCK_RATE_1MB;
130 return IEEE80211_CCK_RATE_2MB;
132 return IEEE80211_CCK_RATE_5MB;
134 return IEEE80211_CCK_RATE_11MB;
136 return IEEE80211_OFDM_RATE_6MB;
138 return IEEE80211_OFDM_RATE_9MB;
140 return IEEE80211_OFDM_RATE_12MB;
142 return IEEE80211_OFDM_RATE_18MB;
144 return IEEE80211_OFDM_RATE_24MB;
146 return IEEE80211_OFDM_RATE_36MB;
148 return IEEE80211_OFDM_RATE_48MB;
150 return IEEE80211_OFDM_RATE_54MB;
156 static bool is_basicrate(struct adapter *padapter, unsigned char rate)
160 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
162 for (i = 0; i < NumRates; i++) {
163 val = pmlmeext->basicrate[i];
165 if ((val != 0xff) && (val != 0xfe)) {
166 if (rate == ratetbl_val_2wifirate(val))
173 static unsigned int ratetbl2rateset(struct adapter *padapter, unsigned char *rateset)
177 unsigned int len = 0;
178 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
180 for (i = 0; i < NumRates; i++) {
181 rate = pmlmeext->datarate[i];
189 rate = ratetbl_val_2wifirate(rate);
191 if (is_basicrate(padapter, rate))
192 rate |= IEEE80211_BASIC_RATE_MASK;
202 void get_rate_set(struct adapter *padapter, unsigned char *pbssrate, int *bssrate_len)
204 unsigned char supportedrates[NumRates];
206 memset(supportedrates, 0, NumRates);
207 *bssrate_len = ratetbl2rateset(padapter, supportedrates);
208 memcpy(pbssrate, supportedrates, *bssrate_len);
211 void UpdateBrateTbl(struct adapter *Adapter, u8 *mbrate)
216 /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */
217 for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) {
218 rate = mbrate[i] & 0x7f;
220 case IEEE80211_CCK_RATE_1MB:
221 case IEEE80211_CCK_RATE_2MB:
222 case IEEE80211_CCK_RATE_5MB:
223 case IEEE80211_CCK_RATE_11MB:
224 case IEEE80211_OFDM_RATE_6MB:
225 case IEEE80211_OFDM_RATE_12MB:
226 case IEEE80211_OFDM_RATE_24MB:
227 mbrate[i] |= IEEE80211_BASIC_RATE_MASK;
233 void UpdateBrateTblForSoftAP(u8 *bssrateset, u32 bssratelen)
238 for (i = 0; i < bssratelen; i++) {
239 rate = bssrateset[i] & 0x7f;
241 case IEEE80211_CCK_RATE_1MB:
242 case IEEE80211_CCK_RATE_2MB:
243 case IEEE80211_CCK_RATE_5MB:
244 case IEEE80211_CCK_RATE_11MB:
245 bssrateset[i] |= IEEE80211_BASIC_RATE_MASK;
251 void Save_DM_Func_Flag(struct adapter *padapter)
255 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag));
258 void Restore_DM_Func_Flag(struct adapter *padapter)
262 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_OP, (u8 *)(&saveflag));
265 void Switch_DM_Func(struct adapter *padapter, u32 mode, u8 enable)
268 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_SET, (u8 *)(&mode));
270 rtw_hal_set_hwreg(padapter, HW_VAR_DM_FUNC_CLR, (u8 *)(&mode));
273 void Set_MSR(struct adapter *padapter, u8 type)
275 rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type));
278 inline u8 rtw_get_oper_ch(struct adapter *adapter)
280 return adapter->mlmeextpriv.oper_channel;
283 inline void rtw_set_oper_ch(struct adapter *adapter, u8 ch)
285 adapter->mlmeextpriv.oper_channel = ch;
288 inline void rtw_set_oper_bw(struct adapter *adapter, u8 bw)
290 adapter->mlmeextpriv.oper_bwmode = bw;
293 inline void rtw_set_oper_choffset(struct adapter *adapter, u8 offset)
295 adapter->mlmeextpriv.oper_ch_offset = offset;
298 void SelectChannel(struct adapter *padapter, unsigned char channel)
300 /* saved channel info */
301 rtw_set_oper_ch(padapter, channel);
302 rtw_hal_set_chan(padapter, channel);
305 void SetBWMode(struct adapter *padapter, unsigned short bwmode,
306 unsigned char channel_offset)
309 rtw_set_oper_bw(padapter, bwmode);
310 rtw_set_oper_choffset(padapter, channel_offset);
312 rtw_hal_set_bwmode(padapter, (enum ht_channel_width)bwmode, channel_offset);
315 void set_channel_bwmode(struct adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode)
319 if ((bwmode == HT_CHANNEL_WIDTH_20) ||
320 (channel_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)) {
321 /* SelectChannel(padapter, channel); */
324 /* switch to the proper channel */
325 if (channel_offset == HAL_PRIME_CHNL_OFFSET_LOWER) {
326 /* SelectChannel(padapter, channel + 2); */
327 center_ch = channel + 2;
329 /* SelectChannel(padapter, channel - 2); */
330 center_ch = channel - 2;
335 /* saved channel/bw info */
336 rtw_set_oper_ch(padapter, channel);
337 rtw_set_oper_bw(padapter, bwmode);
338 rtw_set_oper_choffset(padapter, channel_offset);
340 rtw_hal_set_chan(padapter, center_ch); /* set center channel */
341 SetBWMode(padapter, bwmode, channel_offset);
344 u16 get_beacon_interval(struct wlan_bssid_ex *bss)
348 memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->ies), 2);
350 return le16_to_cpu(val);
353 int is_client_associated_to_ap(struct adapter *padapter)
355 struct mlme_ext_priv *pmlmeext;
356 struct mlme_ext_info *pmlmeinfo;
361 pmlmeext = &padapter->mlmeextpriv;
362 pmlmeinfo = &pmlmeext->mlmext_info;
364 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) &&
365 (pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE)
371 int is_client_associated_to_ibss(struct adapter *padapter)
373 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
374 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
376 if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) &&
377 (pmlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE)
383 int is_IBSS_empty(struct adapter *padapter)
386 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
387 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
389 for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) {
390 if (pmlmeinfo->FW_sta_info[i].status == 1)
396 unsigned int decide_wait_for_beacon_timeout(unsigned int bcn_interval)
398 if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN)
399 return WAIT_FOR_BCN_TO_MIN;
400 else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX)
401 return WAIT_FOR_BCN_TO_MAX;
403 return bcn_interval << 2;
406 void invalidate_cam_all(struct adapter *padapter)
408 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
411 void write_cam(struct adapter *padapter, u8 entry, u16 ctrl, u8 *mac, u8 *key)
413 unsigned int i, val, addr;
419 for (j = 5; j >= 0; j--) {
422 val = ctrl | (mac[0] << 16) | (mac[1] << 24);
425 val = mac[2] | (mac[3] << 8) | (mac[4] << 16) | (mac[5] << 24);
429 val = key[i] | (key[i + 1] << 8) | (key[i + 2] << 16) |
435 cam_val[1] = addr + (unsigned int)j;
437 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_WRITE, (u8 *)cam_val);
441 void clear_cam_entry(struct adapter *padapter, u8 entry)
443 u8 null_sta[ETH_ALEN] = {};
444 u8 null_key[16] = {};
446 write_cam(padapter, entry, 0, null_sta, null_key);
449 int allocate_fw_sta_entry(struct adapter *padapter)
452 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
453 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
455 for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) {
456 if (pmlmeinfo->FW_sta_info[mac_id].status == 0) {
457 pmlmeinfo->FW_sta_info[mac_id].status = 1;
458 pmlmeinfo->FW_sta_info[mac_id].retry = 0;
466 void flush_all_cam_entry(struct adapter *padapter)
468 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
469 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
471 rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, NULL);
473 memset((u8 *)(pmlmeinfo->FW_sta_info), 0, sizeof(pmlmeinfo->FW_sta_info));
476 int WMM_param_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
478 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
479 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
480 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
482 if (pmlmepriv->qospriv.qos_option == 0) {
483 pmlmeinfo->WMM_enable = 0;
487 pmlmeinfo->WMM_enable = 1;
488 memcpy(&pmlmeinfo->WMM_param, pIE->data + 6, sizeof(struct WMM_para_element));
492 void WMMOnAssocRsp(struct adapter *padapter)
494 u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime;
499 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
500 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
501 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
502 struct registry_priv *pregpriv = &padapter->registrypriv;
504 if (pmlmeinfo->WMM_enable == 0) {
505 padapter->mlmepriv.acm_mask = 0;
511 if (pmlmeext->cur_wireless_mode == WIRELESS_11B)
516 for (i = 0; i < 4; i++) {
517 ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03;
518 ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01;
520 /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */
521 AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime;
523 ECWMin = pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f;
524 ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4;
525 TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit);
527 acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16);
531 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm));
532 acm_mask |= (ACM ? BIT(1) : 0);
533 edca[XMIT_BE_QUEUE] = acParm;
536 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm));
537 edca[XMIT_BK_QUEUE] = acParm;
540 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm));
541 acm_mask |= (ACM ? BIT(2) : 0);
542 edca[XMIT_VI_QUEUE] = acParm;
545 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm));
546 acm_mask |= (ACM ? BIT(3) : 0);
547 edca[XMIT_VO_QUEUE] = acParm;
551 DBG_88E("WMM(%x): %x, %x\n", ACI, ACM, acParm);
554 if (padapter->registrypriv.acm_method == 1)
555 rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&acm_mask));
557 padapter->mlmepriv.acm_mask = acm_mask;
559 inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3;
561 if (pregpriv->wifi_spec == 1) {
562 u32 j, change_inx = false;
564 /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */
565 for (i = 0; i < 4; i++) {
566 for (j = i + 1; j < 4; j++) {
567 /* compare CW and AIFS */
568 if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) {
570 } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) {
572 if ((edca[j] >> 16) > (edca[i] >> 16))
577 swap(edca[i], edca[j]);
578 swap(inx[i], inx[j]);
585 for (i = 0; i < 4; i++) {
586 pxmitpriv->wmm_para_seq[i] = inx[i];
587 DBG_88E("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]);
591 static void bwmode_update_check(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
593 unsigned char new_bwmode;
594 unsigned char new_ch_offset;
595 struct HT_info_element *pHT_info;
596 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
597 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
598 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
599 struct registry_priv *pregistrypriv = &padapter->registrypriv;
600 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
608 if (pIE->Length > sizeof(struct HT_info_element))
611 pHT_info = (struct HT_info_element *)pIE->data;
613 if ((pHT_info->infos[0] & BIT(2)) && pregistrypriv->cbw40_enable) {
614 new_bwmode = HT_CHANNEL_WIDTH_40;
616 switch (pHT_info->infos[0] & 0x3) {
618 new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
621 new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
624 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
628 new_bwmode = HT_CHANNEL_WIDTH_20;
629 new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
632 if ((new_bwmode != pmlmeext->cur_bwmode) ||
633 (new_ch_offset != pmlmeext->cur_ch_offset)) {
634 pmlmeinfo->bwmode_updated = true;
636 pmlmeext->cur_bwmode = new_bwmode;
637 pmlmeext->cur_ch_offset = new_ch_offset;
639 /* update HT info also */
640 HT_info_handler(padapter, pIE);
642 pmlmeinfo->bwmode_updated = false;
645 if (pmlmeinfo->bwmode_updated) {
646 struct sta_info *psta;
647 struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
648 struct sta_priv *pstapriv = &padapter->stapriv;
650 /* update ap's stainfo */
651 psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress);
653 struct ht_priv *phtpriv_sta = &psta->htpriv;
655 if (phtpriv_sta->ht_option) {
657 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
658 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
660 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
661 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
667 void HT_caps_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
670 u8 max_ampdu_len, min_mpdu_spacing;
671 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
672 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
673 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
674 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
675 u8 *HT_cap = (u8 *)(&pmlmeinfo->HT_caps);
680 if (!phtpriv->ht_option)
683 pmlmeinfo->HT_caps_enable = 1;
685 for (i = 0; i < (pIE->Length); i++) {
687 /* Got the endian issue here. */
688 HT_cap[i] &= (pIE->data[i]);
690 /* modify from fw by Thomas 2010/11/17 */
691 if ((pmlmeinfo->HT_caps.ampdu_params_info & 0x3) > (pIE->data[i] & 0x3))
692 max_ampdu_len = pIE->data[i] & 0x3;
694 max_ampdu_len = pmlmeinfo->HT_caps.ampdu_params_info & 0x3;
696 if ((pmlmeinfo->HT_caps.ampdu_params_info & 0x1c) > (pIE->data[i] & 0x1c))
697 min_mpdu_spacing = pmlmeinfo->HT_caps.ampdu_params_info & 0x1c;
699 min_mpdu_spacing = pIE->data[i] & 0x1c;
701 pmlmeinfo->HT_caps.ampdu_params_info = max_ampdu_len | min_mpdu_spacing;
705 /* update the MCS rates */
706 for (i = 0; i < 16; i++)
707 ((u8 *)&pmlmeinfo->HT_caps.mcs)[i] &= MCS_rate_1R[i];
710 void HT_info_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
712 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
713 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
714 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
715 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
720 if (!phtpriv->ht_option)
723 if (pIE->Length > sizeof(struct HT_info_element))
726 pmlmeinfo->HT_info_enable = 1;
727 memcpy(&pmlmeinfo->HT_info, pIE->data, pIE->Length);
730 void HTOnAssocRsp(struct adapter *padapter)
734 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
735 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
737 DBG_88E("%s\n", __func__);
739 if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) {
740 pmlmeinfo->HT_enable = 1;
742 pmlmeinfo->HT_enable = 0;
746 /* handle A-MPDU parameter field
748 * AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
749 * AMPDU_para [4:2]:Min MPDU Start Spacing
751 max_ampdu_len = pmlmeinfo->HT_caps.ampdu_params_info & 0x03;
752 min_mpdu_spacing = (pmlmeinfo->HT_caps.ampdu_params_info & 0x1c) >> 2;
754 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, &min_mpdu_spacing);
755 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, &max_ampdu_len);
758 void ERP_IE_handler(struct adapter *padapter, struct ndis_802_11_var_ie *pIE)
760 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
761 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
766 pmlmeinfo->ERP_enable = 1;
767 memcpy(&pmlmeinfo->ERP_IE, pIE->data, pIE->Length);
770 void VCS_update(struct adapter *padapter, struct sta_info *psta)
772 struct registry_priv *pregpriv = &padapter->registrypriv;
773 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
774 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
776 switch (pregpriv->vrtl_carrier_sense) { /* 0:off 1:on 2:auto */
782 if (pregpriv->vcs_type == 1) { /* 1:RTS/CTS 2:CTS to self */
792 if ((pmlmeinfo->ERP_enable) && (pmlmeinfo->ERP_IE & BIT(1))) {
793 if (pregpriv->vcs_type == 1) {
808 int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len)
812 unsigned short val16, subtype;
813 struct wlan_network *cur_network = &Adapter->mlmepriv.cur_network;
814 u16 wpa_len = 0, rsn_len = 0;
815 u8 encryp_protocol = 0;
816 struct wlan_bssid_ex *bssid;
817 int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0;
820 u8 *pbssid = GetAddr3Ptr(pframe);
821 struct HT_info_element *pht_info = NULL;
823 unsigned short ht_cap_info;
824 unsigned char ht_info_infos_0;
827 if (!is_client_associated_to_ap(Adapter))
830 len = packet_len - sizeof(struct ieee80211_hdr_3addr);
832 if (len > MAX_IE_SZ) {
833 DBG_88E("%s IE too long for survey event\n", __func__);
837 if (memcmp(cur_network->network.MacAddress, pbssid, 6)) {
838 DBG_88E("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n%pM %pM\n",
839 (pbssid), (cur_network->network.MacAddress));
843 bssid = kzalloc(sizeof(struct wlan_bssid_ex), GFP_ATOMIC);
847 subtype = GetFrameSubType(pframe) >> 4;
849 if (subtype == WIFI_BEACON)
850 bssid->Reserved[0] = 1;
852 bssid->Length = sizeof(struct wlan_bssid_ex) - MAX_IE_SZ + len;
854 /* below is to copy the information element */
855 bssid->ie_length = len;
856 memcpy(bssid->ies, (pframe + sizeof(struct ieee80211_hdr_3addr)), bssid->ie_length);
858 /* check bw and channel offset */
859 /* parsing HT_CAP_IE */
860 p = rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, _HT_CAPABILITY_IE_, &len, bssid->ie_length - _FIXED_IE_LENGTH_);
862 struct ieee80211_ht_cap *ht_cap =
863 (struct ieee80211_ht_cap *)(p + 2);
865 ht_cap_info = le16_to_cpu(ht_cap->cap_info);
869 /* parsing HT_INFO_IE */
870 p = rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->ie_length - _FIXED_IE_LENGTH_);
872 pht_info = (struct HT_info_element *)(p + 2);
873 ht_info_infos_0 = pht_info->infos[0];
877 if (ht_cap_info != cur_network->BcnInfo.ht_cap_info ||
878 ((ht_info_infos_0 & 0x03) != (cur_network->BcnInfo.ht_info_infos_0 & 0x03))) {
879 DBG_88E("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
880 ht_cap_info, ht_info_infos_0);
881 DBG_88E("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__,
882 cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0);
883 DBG_88E("%s bw mode change, disconnect\n", __func__);
884 /* bcn_info_update */
885 cur_network->BcnInfo.ht_cap_info = ht_cap_info;
886 cur_network->BcnInfo.ht_info_infos_0 = ht_info_infos_0;
887 /* to do : need to check that whether modify related register of BB or not */
888 /* goto _mismatch; */
891 /* Checking for channel */
892 p = rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, _DSSET_IE_, &len, bssid->ie_length - _FIXED_IE_LENGTH_);
894 bcn_channel = *(p + 2);
895 } else {/* In 5G, some ap do not have DSSET IE checking HT info for channel */
896 p = rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, _HT_ADD_INFO_IE_, &len, bssid->ie_length - _FIXED_IE_LENGTH_);
898 bcn_channel = pht_info->primary_channel;
899 } else { /* we don't find channel IE, so don't check it */
900 DBG_88E("Oops: %s we don't find channel IE, so don't check it\n", __func__);
901 bcn_channel = Adapter->mlmeextpriv.cur_channel;
904 if (bcn_channel != Adapter->mlmeextpriv.cur_channel) {
905 DBG_88E("%s beacon channel:%d cur channel:%d disconnect\n", __func__,
906 bcn_channel, Adapter->mlmeextpriv.cur_channel);
912 p = rtw_get_ie(bssid->ies + _FIXED_IE_LENGTH_, _SSID_IE_, &len, bssid->ie_length - _FIXED_IE_LENGTH_);
915 if (ssid_len > NDIS_802_11_LENGTH_SSID)
918 memcpy(bssid->ssid.ssid, (p + 2), ssid_len);
919 bssid->ssid.ssid_length = ssid_len;
921 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("%s bssid.ssid.ssid:%s bssid.ssid.ssid_length:%d "
922 "cur_network->network.ssid.ssid:%s len:%d\n", __func__, bssid->ssid.ssid,
923 bssid->ssid.ssid_length, cur_network->network.ssid.ssid,
924 cur_network->network.ssid.ssid_length));
926 if (memcmp(bssid->ssid.ssid, cur_network->network.ssid.ssid, 32) ||
927 bssid->ssid.ssid_length != cur_network->network.ssid.ssid_length) {
928 if (bssid->ssid.ssid[0] != '\0' && bssid->ssid.ssid_length != 0) { /* not hidden ssid */
929 DBG_88E("%s(), SSID is not match return FAIL\n", __func__);
934 /* check encryption info */
935 val16 = rtw_get_capability((struct wlan_bssid_ex *)bssid);
942 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
943 ("%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n",
944 __func__, cur_network->network.Privacy, bssid->Privacy));
945 if (cur_network->network.Privacy != bssid->Privacy) {
946 DBG_88E("%s(), privacy is not match return FAIL\n", __func__);
950 rtw_get_sec_ie(bssid->ies, bssid->ie_length, NULL, &rsn_len, NULL, &wpa_len);
953 encryp_protocol = ENCRYP_PROTOCOL_WPA2;
954 } else if (wpa_len > 0) {
955 encryp_protocol = ENCRYP_PROTOCOL_WPA;
958 encryp_protocol = ENCRYP_PROTOCOL_WEP;
961 if (cur_network->BcnInfo.encryp_protocol != encryp_protocol) {
962 DBG_88E("%s(): encryption protocol is not match , return FAIL\n", __func__);
966 if (encryp_protocol == ENCRYP_PROTOCOL_WPA || encryp_protocol == ENCRYP_PROTOCOL_WPA2) {
967 pbuf = rtw_get_wpa_ie(&bssid->ies[12], &wpa_ielen,
968 bssid->ie_length - 12);
969 if (pbuf && (wpa_ielen > 0)) {
970 if (_SUCCESS == rtw_parse_wpa_ie(pbuf, wpa_ielen + 2, &group_cipher, &pairwise_cipher, &is_8021x)) {
971 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
972 ("%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__,
973 pairwise_cipher, group_cipher, is_8021x));
976 pbuf = rtw_get_wpa2_ie(&bssid->ies[12], &wpa_ielen,
977 bssid->ie_length - 12);
979 if (pbuf && (wpa_ielen > 0)) {
980 if (_SUCCESS == rtw_parse_wpa2_ie(pbuf, wpa_ielen + 2, &group_cipher, &pairwise_cipher, &is_8021x)) {
981 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_,
982 ("%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher is %d, is_802x is %d\n",
983 __func__, pairwise_cipher, group_cipher, is_8021x));
988 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,
989 ("%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher));
990 if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) {
991 DBG_88E("%s pairwise_cipher(%x:%x) or group_cipher(%x:%x) is not match , return FAIL\n", __func__,
992 pairwise_cipher, cur_network->BcnInfo.pairwise_cipher,
993 group_cipher, cur_network->BcnInfo.group_cipher);
997 if (is_8021x != cur_network->BcnInfo.is_8021x) {
998 DBG_88E("%s authentication is not match , return FAIL\n", __func__);
1011 void update_beacon_info(struct adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta)
1015 struct ndis_802_11_var_ie *pIE;
1017 len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN);
1019 for (i = 0; i < len;) {
1020 pIE = (struct ndis_802_11_var_ie *)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i);
1022 switch (pIE->ElementID) {
1023 case _HT_EXTRA_INFO_IE_: /* HT info */
1024 bwmode_update_check(padapter, pIE);
1027 ERP_IE_handler(padapter, pIE);
1028 VCS_update(padapter, psta);
1034 i += (pIE->Length + 2);
1038 unsigned int is_ap_in_tkip(struct adapter *padapter)
1041 struct ndis_802_11_var_ie *pIE;
1042 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1043 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1044 struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
1046 if (rtw_get_capability((struct wlan_bssid_ex *)cur_network) & WLAN_CAPABILITY_PRIVACY) {
1047 for (i = sizeof(struct ndis_802_11_fixed_ie); i < pmlmeinfo->network.ie_length;) {
1048 pIE = (struct ndis_802_11_var_ie *)(pmlmeinfo->network.ies + i);
1050 switch (pIE->ElementID) {
1051 case _VENDOR_SPECIFIC_IE_:
1052 if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4)))
1056 if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4))
1062 i += (pIE->Length + 2);
1070 static int wifirate2_ratetbl_inx(unsigned char rate)
1104 unsigned int update_basic_rate(unsigned char *ptn, unsigned int ptn_sz)
1106 unsigned int i, num_of_rate;
1107 unsigned int mask = 0;
1109 num_of_rate = min_t(unsigned int, ptn_sz, NumRates);
1111 for (i = 0; i < num_of_rate; i++) {
1112 if ((*(ptn + i)) & 0x80)
1113 mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
1118 unsigned int update_supported_rate(unsigned char *ptn, unsigned int ptn_sz)
1120 unsigned int i, num_of_rate;
1121 unsigned int mask = 0;
1123 num_of_rate = min_t(unsigned int, ptn_sz, NumRates);
1125 for (i = 0; i < num_of_rate; i++)
1126 mask |= 0x1 << wifirate2_ratetbl_inx(*(ptn + i));
1130 unsigned int update_MSC_rate(struct ieee80211_ht_cap *pHT_caps)
1132 return (pHT_caps->mcs.rx_mask[0] << 12) |
1133 (pHT_caps->mcs.rx_mask[1] << 20);
1136 int support_short_GI(struct adapter *padapter, struct ieee80211_ht_cap *pHT_caps)
1138 unsigned char bit_offset;
1139 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1140 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1142 if (!(pmlmeinfo->HT_enable))
1145 if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_RALINK)
1148 bit_offset = (pmlmeext->cur_bwmode & HT_CHANNEL_WIDTH_40) ? 6 : 5;
1150 if (__le16_to_cpu(pHT_caps->cap_info) & (0x1 << bit_offset))
1156 unsigned char get_highest_rate_idx(u32 mask)
1159 unsigned char rate_idx = 0;
1161 for (i = 27; i >= 0; i--) {
1162 if (mask & BIT(i)) {
1170 void Update_RA_Entry(struct adapter *padapter, u32 mac_id)
1172 rtw_hal_update_ra_mask(padapter, mac_id, 0);
1175 void set_sta_rate(struct adapter *padapter, struct sta_info *psta)
1178 Update_RA_Entry(padapter, psta->mac_id);
1181 /* Update RRSR and Rate for USERATE */
1182 void update_tx_basic_rate(struct adapter *padapter, u8 wirelessmode)
1184 unsigned char supported_rates[NDIS_802_11_LENGTH_RATES_EX];
1186 memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX);
1188 if ((wirelessmode & WIRELESS_11B) && (wirelessmode == WIRELESS_11B))
1189 memcpy(supported_rates, rtw_basic_rate_cck, 4);
1190 else if (wirelessmode & WIRELESS_11B)
1191 memcpy(supported_rates, rtw_basic_rate_mix, 7);
1193 memcpy(supported_rates, rtw_basic_rate_ofdm, 3);
1195 if (wirelessmode & WIRELESS_11B)
1196 update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB);
1198 update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB);
1200 rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, supported_rates);
1203 unsigned char check_assoc_AP(u8 *pframe, uint len)
1206 struct ndis_802_11_var_ie *pIE;
1207 u8 epigram_vendor_flag;
1208 u8 ralink_vendor_flag;
1210 epigram_vendor_flag = 0;
1211 ralink_vendor_flag = 0;
1213 for (i = sizeof(struct ndis_802_11_fixed_ie); i < len;) {
1214 pIE = (struct ndis_802_11_var_ie *)(pframe + i);
1216 switch (pIE->ElementID) {
1217 case _VENDOR_SPECIFIC_IE_:
1218 if ((!memcmp(pIE->data, ARTHEROS_OUI1, 3)) ||
1219 (!memcmp(pIE->data, ARTHEROS_OUI2, 3))) {
1220 DBG_88E("link to Artheros AP\n");
1221 return HT_IOT_PEER_ATHEROS;
1222 } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) ||
1223 (!memcmp(pIE->data, BROADCOM_OUI2, 3))) {
1224 DBG_88E("link to Broadcom AP\n");
1225 return HT_IOT_PEER_BROADCOM;
1226 } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) {
1227 DBG_88E("link to Marvell AP\n");
1228 return HT_IOT_PEER_MARVELL;
1229 } else if (!memcmp(pIE->data, RALINK_OUI, 3)) {
1230 if (!ralink_vendor_flag) {
1231 ralink_vendor_flag = 1;
1233 DBG_88E("link to Ralink AP\n");
1234 return HT_IOT_PEER_RALINK;
1236 } else if (!memcmp(pIE->data, CISCO_OUI, 3)) {
1237 DBG_88E("link to Cisco AP\n");
1238 return HT_IOT_PEER_CISCO;
1239 } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) {
1240 DBG_88E("link to Realtek 96B\n");
1241 return HT_IOT_PEER_REALTEK;
1242 } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) {
1243 DBG_88E("link to Airgo Cap\n");
1244 return HT_IOT_PEER_AIRGO;
1245 } else if (!memcmp(pIE->data, EPIGRAM_OUI, 3)) {
1246 epigram_vendor_flag = 1;
1247 if (ralink_vendor_flag) {
1248 DBG_88E("link to Tenda W311R AP\n");
1249 return HT_IOT_PEER_TENDA;
1251 DBG_88E("Capture EPIGRAM_OUI\n");
1259 i += (pIE->Length + 2);
1262 if (ralink_vendor_flag && !epigram_vendor_flag) {
1263 DBG_88E("link to Ralink AP\n");
1264 return HT_IOT_PEER_RALINK;
1265 } else if (ralink_vendor_flag && epigram_vendor_flag) {
1266 DBG_88E("link to Tenda W311R AP\n");
1267 return HT_IOT_PEER_TENDA;
1269 DBG_88E("link to new AP\n");
1270 return HT_IOT_PEER_UNKNOWN;
1273 void update_IOT_info(struct adapter *padapter)
1275 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1276 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1278 switch (pmlmeinfo->assoc_AP_vendor) {
1279 case HT_IOT_PEER_MARVELL:
1280 pmlmeinfo->turboMode_cts2self = 1;
1281 pmlmeinfo->turboMode_rtsen = 0;
1283 case HT_IOT_PEER_RALINK:
1284 pmlmeinfo->turboMode_cts2self = 0;
1285 pmlmeinfo->turboMode_rtsen = 1;
1286 /* disable high power */
1287 Switch_DM_Func(padapter, (u32)(~DYNAMIC_BB_DYNAMIC_TXPWR),
1290 case HT_IOT_PEER_REALTEK:
1291 /* disable high power */
1292 Switch_DM_Func(padapter, (u32)(~DYNAMIC_BB_DYNAMIC_TXPWR),
1296 pmlmeinfo->turboMode_cts2self = 0;
1297 pmlmeinfo->turboMode_rtsen = 1;
1302 void update_capinfo(struct adapter *Adapter, u16 updateCap)
1304 struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv;
1305 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1308 /* Check preamble mode, 2005.01.06, by rcnjko. */
1309 /* Mark to update preamble value forever, 2008.03.18 by lanhsin */
1311 if (updateCap & cShortPreamble) { /* Short Preamble */
1312 if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */
1313 ShortPreamble = true;
1314 pmlmeinfo->preamble_mode = PREAMBLE_SHORT;
1315 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1317 } else { /* Long Preamble */
1318 if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */
1319 ShortPreamble = false;
1320 pmlmeinfo->preamble_mode = PREAMBLE_LONG;
1321 rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble);
1325 if (updateCap & cIBSS) {
1326 /* Filen: See 802.11-2007 p.91 */
1327 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1328 } else { /* Filen: See 802.11-2007 p.90 */
1329 if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11_24N)) {
1330 if (updateCap & cShortSlotTime) { /* Short Slot Time */
1331 if (pmlmeinfo->slotTime != SHORT_SLOT_TIME)
1332 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1333 } else { /* Long Slot Time */
1334 if (pmlmeinfo->slotTime != NON_SHORT_SLOT_TIME)
1335 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1337 } else if (pmlmeext->cur_wireless_mode & (WIRELESS_11A | WIRELESS_11_5N)) {
1338 pmlmeinfo->slotTime = SHORT_SLOT_TIME;
1341 pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME;
1345 rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime);
1348 void update_wireless_mode(struct adapter *padapter)
1350 int ratelen, network_type = 0;
1352 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1353 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1354 struct wlan_bssid_ex *cur_network = &pmlmeinfo->network;
1355 unsigned char *rate = cur_network->SupportedRates;
1357 ratelen = rtw_get_rateset_len(cur_network->SupportedRates);
1359 if (pmlmeinfo->HT_info_enable && pmlmeinfo->HT_caps_enable)
1360 pmlmeinfo->HT_enable = 1;
1362 if (pmlmeinfo->HT_enable)
1363 network_type = WIRELESS_11_24N;
1365 if (cckratesonly_included(rate, ratelen))
1366 network_type |= WIRELESS_11B;
1367 else if (cckrates_included(rate, ratelen))
1368 network_type |= WIRELESS_11BG;
1370 network_type |= WIRELESS_11G;
1372 pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode;
1374 SIFS_Timer = 0x0a0a0808;/* 0x0808 -> for CCK, 0x0a0a -> for OFDM */
1375 /* change this value if having IOT issues. */
1377 rtw_hal_set_hwreg(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer);
1379 update_mgnt_tx_rate(padapter,
1380 pmlmeext->cur_wireless_mode & WIRELESS_11B ?
1381 IEEE80211_CCK_RATE_1MB : IEEE80211_OFDM_RATE_6MB);
1384 void update_bmc_sta_support_rate(struct adapter *padapter, u32 mac_id)
1386 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1387 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1389 if (pmlmeext->cur_wireless_mode & WIRELESS_11B) {
1390 /* Only B, B/G, and B/G/N AP could use CCK rate */
1391 memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_cck, 4);
1393 memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_ofdm, 3);
1397 int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx)
1399 unsigned int ie_len;
1400 struct ndis_802_11_var_ie *pIE;
1401 int supportRateNum = 0;
1402 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1403 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1405 pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1408 if (ie_len > NDIS_802_11_LENGTH_RATES_EX)
1411 memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, pIE->data, ie_len);
1412 supportRateNum = ie_len;
1414 pIE = (struct ndis_802_11_var_ie *)rtw_get_ie(pvar_ie, _EXT_SUPPORTEDRATES_IE_, &ie_len, var_ie_len);
1416 if (supportRateNum + ie_len > NDIS_802_11_LENGTH_RATES_EX)
1418 memcpy((pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum), pIE->data, ie_len);
1424 void process_addba_req(struct adapter *padapter, u8 *paddba_req, u8 *addr)
1426 struct sta_info *psta;
1429 struct recv_reorder_ctrl *preorder_ctrl;
1430 struct sta_priv *pstapriv = &padapter->stapriv;
1431 struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req;
1432 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1433 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1435 psta = rtw_get_stainfo(pstapriv, addr);
1438 param = le16_to_cpu(preq->BA_para_set);
1439 tid = (param >> 2) & 0x0f;
1440 preorder_ctrl = &psta->recvreorder_ctrl[tid];
1441 preorder_ctrl->indicate_seq = 0xffff;
1442 preorder_ctrl->enable = pmlmeinfo->accept_addba_req;
1446 void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len)
1451 pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
1452 pbuf = (__le32 *)pIE;
1454 pmlmeext->TSFValue = le32_to_cpu(*(pbuf + 1));
1456 pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
1458 pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
1461 void correct_TSF(struct adapter *padapter, struct mlme_ext_priv *pmlmeext)
1463 rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL);