/****************************************************************************** * * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * ******************************************************************************/ #define _RTW_WLAN_UTIL_C_ #include #include #include #include #include static unsigned char ARTHEROS_OUI1[] = {0x00, 0x03, 0x7f}; static unsigned char ARTHEROS_OUI2[] = {0x00, 0x13, 0x74}; static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18}; static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7}; static unsigned char CISCO_OUI[] = {0x00, 0x40, 0x96}; static unsigned char MARVELL_OUI[] = {0x00, 0x50, 0x43}; static unsigned char RALINK_OUI[] = {0x00, 0x0c, 0x43}; static unsigned char REALTEK_OUI[] = {0x00, 0xe0, 0x4c}; static unsigned char AIRGOCAP_OUI[] = {0x00, 0x0a, 0xf5}; static unsigned char EPIGRAM_OUI[] = {0x00, 0x90, 0x4c}; static unsigned char WPA_TKIP_CIPHER[4] = {0x00, 0x50, 0xf2, 0x02}; static unsigned char RSN_TKIP_CIPHER[4] = {0x00, 0x0f, 0xac, 0x02}; #define R2T_PHY_DELAY 0 /* define WAIT_FOR_BCN_TO_MIN 3000 */ #define WAIT_FOR_BCN_TO_MIN 6000 #define WAIT_FOR_BCN_TO_MAX 20000 static u8 rtw_basic_rate_cck[4] = { IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK }; static u8 rtw_basic_rate_ofdm[3] = { IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK }; static u8 rtw_basic_rate_mix[7] = { IEEE80211_CCK_RATE_1MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_2MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_5MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_CCK_RATE_11MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_6MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_12MB | IEEE80211_BASIC_RATE_MASK, IEEE80211_OFDM_RATE_24MB | IEEE80211_BASIC_RATE_MASK }; int cckrates_included23a(unsigned char *rate, int ratelen) { int i; for (i = 0; i < ratelen; i++) { if (((rate[i]) & 0x7f) == 2 || ((rate[i]) & 0x7f) == 4 || ((rate[i]) & 0x7f) == 11 || ((rate[i]) & 0x7f) == 22) return true; } return false; } int cckratesonly_included23a(unsigned char *rate, int ratelen) { int i; for (i = 0; i < ratelen; i++) { if (((rate[i]) & 0x7f) != 2 && ((rate[i]) & 0x7f) != 4 && ((rate[i]) & 0x7f) != 11 && ((rate[i]) & 0x7f) != 22) return false; } return true; } unsigned char networktype_to_raid23a(unsigned char network_type) { unsigned char raid; switch (network_type) { case WIRELESS_11B: raid = RATR_INX_WIRELESS_B; break; case WIRELESS_11A: case WIRELESS_11G: raid = RATR_INX_WIRELESS_G; break; case WIRELESS_11BG: raid = RATR_INX_WIRELESS_GB; break; case WIRELESS_11_24N: case WIRELESS_11_5N: raid = RATR_INX_WIRELESS_N; break; case WIRELESS_11A_5N: case WIRELESS_11G_24N: raid = RATR_INX_WIRELESS_NG; break; case WIRELESS_11BG_24N: raid = RATR_INX_WIRELESS_NGB; break; default: raid = RATR_INX_WIRELESS_GB; break; } return raid; } u8 judge_network_type23a(struct rtw_adapter *padapter, unsigned char *rate, int ratelen) { u8 network_type = 0; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (pmlmeext->cur_channel > 14) { if (pmlmeinfo->HT_enable) network_type = WIRELESS_11_5N; network_type |= WIRELESS_11A; } else { if (pmlmeinfo->HT_enable) network_type = WIRELESS_11_24N; if ((cckratesonly_included23a(rate, ratelen)) == true) network_type |= WIRELESS_11B; else if ((cckrates_included23a(rate, ratelen)) == true) network_type |= WIRELESS_11BG; else network_type |= WIRELESS_11G; } return network_type; } static unsigned char ratetbl_val_2wifirate(unsigned char rate) { unsigned char val = 0; switch (rate & 0x7f) { case 0: val = IEEE80211_CCK_RATE_1MB; break; case 1: val = IEEE80211_CCK_RATE_2MB; break; case 2: val = IEEE80211_CCK_RATE_5MB; break; case 3: val = IEEE80211_CCK_RATE_11MB; break; case 4: val = IEEE80211_OFDM_RATE_6MB; break; case 5: val = IEEE80211_OFDM_RATE_9MB; break; case 6: val = IEEE80211_OFDM_RATE_12MB; break; case 7: val = IEEE80211_OFDM_RATE_18MB; break; case 8: val = IEEE80211_OFDM_RATE_24MB; break; case 9: val = IEEE80211_OFDM_RATE_36MB; break; case 10: val = IEEE80211_OFDM_RATE_48MB; break; case 11: val = IEEE80211_OFDM_RATE_54MB; break; } return val; } static int is_basicrate(struct rtw_adapter *padapter, unsigned char rate) { int i; unsigned char val; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; for (i = 0; i < NumRates; i++) { val = pmlmeext->basicrate[i]; if (val != 0xff && val != 0xfe) { if (rate == ratetbl_val_2wifirate(val)) return true; } } return false; } static unsigned int ratetbl2rateset(struct rtw_adapter *padapter, unsigned char *rateset) { int i; unsigned char rate; unsigned int len = 0; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; for (i = 0; i < NumRates; i++) { rate = pmlmeext->datarate[i]; switch (rate) { case 0xff: return len; case 0xfe: continue; default: rate = ratetbl_val_2wifirate(rate); if (is_basicrate(padapter, rate) == true) rate |= IEEE80211_BASIC_RATE_MASK; rateset[len] = rate; len++; break; } } return len; } void get_rate_set23a(struct rtw_adapter *padapter, unsigned char *pbssrate, int *bssrate_len) { unsigned char supportedrates[NumRates]; memset(supportedrates, 0, NumRates); *bssrate_len = ratetbl2rateset(padapter, supportedrates); memcpy(pbssrate, supportedrates, *bssrate_len); } void UpdateBrateTbl23a(struct rtw_adapter *Adapter, u8 *mBratesOS) { u8 i; u8 rate; /* 1M, 2M, 5.5M, 11M, 6M, 12M, 24M are mandatory. */ for (i = 0; i < NDIS_802_11_LENGTH_RATES_EX; i++) { rate = mBratesOS[i] & 0x7f; switch (rate) { case IEEE80211_CCK_RATE_1MB: case IEEE80211_CCK_RATE_2MB: case IEEE80211_CCK_RATE_5MB: case IEEE80211_CCK_RATE_11MB: case IEEE80211_OFDM_RATE_6MB: case IEEE80211_OFDM_RATE_12MB: case IEEE80211_OFDM_RATE_24MB: mBratesOS[i] |= IEEE80211_BASIC_RATE_MASK; break; default: break; } } } void Update23aTblForSoftAP(u8 *bssrateset, u32 bssratelen) { u8 i; u8 rate; for (i = 0; i < bssratelen; i++) { rate = bssrateset[i] & 0x7f; switch (rate) { case IEEE80211_CCK_RATE_1MB: case IEEE80211_CCK_RATE_2MB: case IEEE80211_CCK_RATE_5MB: case IEEE80211_CCK_RATE_11MB: bssrateset[i] |= IEEE80211_BASIC_RATE_MASK; break; } } } inline u8 rtw_get_oper_ch23a(struct rtw_adapter *adapter) { return adapter_to_dvobj(adapter)->oper_channel; } inline void rtw_set_oper_ch23a(struct rtw_adapter *adapter, u8 ch) { adapter_to_dvobj(adapter)->oper_channel = ch; } inline u8 rtw_get_oper_bw23a(struct rtw_adapter *adapter) { return adapter_to_dvobj(adapter)->oper_bwmode; } inline void rtw_set_oper_bw23a(struct rtw_adapter *adapter, u8 bw) { adapter_to_dvobj(adapter)->oper_bwmode = bw; } inline u8 rtw_get_oper_ch23aoffset(struct rtw_adapter *adapter) { return adapter_to_dvobj(adapter)->oper_ch_offset; } inline void rtw_set_oper_ch23aoffset23a(struct rtw_adapter *adapter, u8 offset) { adapter_to_dvobj(adapter)->oper_ch_offset = offset; } void SelectChannel23a(struct rtw_adapter *padapter, unsigned char channel) { mutex_lock(&adapter_to_dvobj(padapter)->setch_mutex); /* saved channel info */ rtw_set_oper_ch23a(padapter, channel); PHY_SwChnl8723A(padapter, channel); mutex_unlock(&adapter_to_dvobj(padapter)->setch_mutex); } static void set_bwmode(struct rtw_adapter *padapter, unsigned short bwmode, unsigned char channel_offset) { mutex_lock(&adapter_to_dvobj(padapter)->setbw_mutex); /* saved bw info */ rtw_set_oper_bw23a(padapter, bwmode); rtw_set_oper_ch23aoffset23a(padapter, channel_offset); PHY_SetBWMode23a8723A(padapter, (enum ht_channel_width)bwmode, channel_offset); mutex_unlock(&adapter_to_dvobj(padapter)->setbw_mutex); } void set_channel_bwmode23a(struct rtw_adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode) { u8 center_ch; if (bwmode == HT_CHANNEL_WIDTH_20 || channel_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE) { /* SelectChannel23a(padapter, channel); */ center_ch = channel; } else { /* switch to the proper channel */ if (channel_offset == HAL_PRIME_CHNL_OFFSET_LOWER) { /* SelectChannel23a(padapter, channel + 2); */ center_ch = channel + 2; } else { /* SelectChannel23a(padapter, channel - 2); */ center_ch = channel - 2; } } /* set Channel */ mutex_lock(&adapter_to_dvobj(padapter)->setch_mutex); /* saved channel/bw info */ rtw_set_oper_ch23a(padapter, channel); rtw_set_oper_bw23a(padapter, bwmode); rtw_set_oper_ch23aoffset23a(padapter, channel_offset); PHY_SwChnl8723A(padapter, center_ch); /* set center channel */ mutex_unlock(&adapter_to_dvobj(padapter)->setch_mutex); set_bwmode(padapter, bwmode, channel_offset); } inline u8 *get_my_bssid23a(struct wlan_bssid_ex *pnetwork) { return pnetwork->MacAddress; } bool is_client_associated_to_ap23a(struct rtw_adapter *padapter) { struct mlme_ext_priv *pmlmeext; struct mlme_ext_info *pmlmeinfo; if (!padapter) return false; pmlmeext = &padapter->mlmeextpriv; pmlmeinfo = &pmlmeext->mlmext_info; if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS && (pmlmeinfo->state & 0x03) == MSR_INFRA) return true; else return false; } bool is_client_associated_to_ibss23a(struct rtw_adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS && (pmlmeinfo->state & 0x03) == MSR_ADHOC) return true; else return false; } bool is_IBSS_empty23a(struct rtw_adapter *padapter) { unsigned int i; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; for (i = IBSS_START_MAC_ID; i < NUM_STA; i++) { if (pmlmeinfo->FW_sta_info[i].status == 1) return false; } return true; } unsigned int decide_wait_for_beacon_timeout23a(unsigned int bcn_interval) { if ((bcn_interval << 2) < WAIT_FOR_BCN_TO_MIN) return WAIT_FOR_BCN_TO_MIN; else if ((bcn_interval << 2) > WAIT_FOR_BCN_TO_MAX) return WAIT_FOR_BCN_TO_MAX; else return bcn_interval << 2; } void clear_cam_entry23a(struct rtw_adapter *padapter, u8 entry) { unsigned char null_sta[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; unsigned char null_key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; rtl8723a_cam_write(padapter, entry, 0, null_sta, null_key); } int allocate_fw_sta_entry23a(struct rtw_adapter *padapter) { unsigned int mac_id; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; for (mac_id = IBSS_START_MAC_ID; mac_id < NUM_STA; mac_id++) { if (pmlmeinfo->FW_sta_info[mac_id].status == 0) { pmlmeinfo->FW_sta_info[mac_id].status = 1; pmlmeinfo->FW_sta_info[mac_id].retry = 0; break; } } return mac_id; } void flush_all_cam_entry23a(struct rtw_adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; rtl8723a_cam_invalidate_all(padapter); memset(pmlmeinfo->FW_sta_info, 0, sizeof(pmlmeinfo->FW_sta_info)); } int WMM_param_handler23a(struct rtw_adapter *padapter, const u8 *p) { /* struct registry_priv *pregpriv = &padapter->registrypriv; */ struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (pmlmepriv->qos_option == 0) { pmlmeinfo->WMM_enable = 0; return _FAIL; } pmlmeinfo->WMM_enable = 1; memcpy(&pmlmeinfo->WMM_param, p + 2 + 6, sizeof(struct WMM_para_element)); return true; } void WMMOnAssocRsp23a(struct rtw_adapter *padapter) { u8 ACI, ACM, AIFS, ECWMin, ECWMax, aSifsTime; u8 acm_mask; u16 TXOP; u32 acParm, i; u32 edca[4], inx[4]; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct registry_priv *pregpriv = &padapter->registrypriv; if (pmlmeinfo->WMM_enable == 0) { padapter->mlmepriv.acm_mask = 0; return; } acm_mask = 0; if (pmlmeext->cur_wireless_mode == WIRELESS_11B) aSifsTime = 10; else aSifsTime = 16; for (i = 0; i < 4; i++) { ACI = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 5) & 0x03; ACM = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN >> 4) & 0x01; /* AIFS = AIFSN * slot time + SIFS - r2t phy delay */ AIFS = (pmlmeinfo->WMM_param.ac_param[i].ACI_AIFSN & 0x0f) * pmlmeinfo->slotTime + aSifsTime; ECWMin = pmlmeinfo->WMM_param.ac_param[i].CW & 0x0f; ECWMax = (pmlmeinfo->WMM_param.ac_param[i].CW & 0xf0) >> 4; TXOP = le16_to_cpu(pmlmeinfo->WMM_param.ac_param[i].TXOP_limit); acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); switch (ACI) { case 0x0: rtl8723a_set_ac_param_be(padapter, acParm); acm_mask |= (ACM? BIT(1):0); edca[XMIT_BE_QUEUE] = acParm; break; case 0x1: rtl8723a_set_ac_param_bk(padapter, acParm); /* acm_mask |= (ACM? BIT(0):0); */ edca[XMIT_BK_QUEUE] = acParm; break; case 0x2: rtl8723a_set_ac_param_vi(padapter, acParm); acm_mask |= (ACM? BIT(2):0); edca[XMIT_VI_QUEUE] = acParm; break; case 0x3: rtl8723a_set_ac_param_vo(padapter, acParm); acm_mask |= (ACM? BIT(3):0); edca[XMIT_VO_QUEUE] = acParm; break; } DBG_8723A("WMM(%x): %x, %x\n", ACI, ACM, acParm); } if (padapter->registrypriv.acm_method == 1) rtl8723a_set_acm_ctrl(padapter, acm_mask); else padapter->mlmepriv.acm_mask = acm_mask; inx[0] = 0; inx[1] = 1; inx[2] = 2; inx[3] = 3; if (pregpriv->wifi_spec == 1) { u32 j, tmp, change_inx = false; /* entry indx: 0->vo, 1->vi, 2->be, 3->bk. */ for (i = 0; i < 4; i++) { for (j = i+1; j < 4; j++) { /* compare CW and AIFS */ if ((edca[j] & 0xFFFF) < (edca[i] & 0xFFFF)) { change_inx = true; } else if ((edca[j] & 0xFFFF) == (edca[i] & 0xFFFF)) { /* compare TXOP */ if ((edca[j] >> 16) > (edca[i] >> 16)) change_inx = true; } if (change_inx) { tmp = edca[i]; edca[i] = edca[j]; edca[j] = tmp; tmp = inx[i]; inx[i] = inx[j]; inx[j] = tmp; change_inx = false; } } } } for (i = 0; i<4; i++) { pxmitpriv->wmm_para_seq[i] = inx[i]; DBG_8723A("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]); } } static void bwmode_update_check(struct rtw_adapter *padapter, const u8 *p) { struct ieee80211_ht_operation *pHT_info; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct registry_priv *pregistrypriv = &padapter->registrypriv; struct ht_priv *phtpriv = &pmlmepriv->htpriv; unsigned char new_bwmode; unsigned char new_ch_offset; if (!p) return; if (!phtpriv->ht_option) return; if (p[1] != sizeof(struct ieee80211_ht_operation)) return; pHT_info = (struct ieee80211_ht_operation *)(p + 2); if ((pHT_info->ht_param & IEEE80211_HT_PARAM_CHAN_WIDTH_ANY) && pregistrypriv->cbw40_enable) { new_bwmode = HT_CHANNEL_WIDTH_40; switch (pHT_info->ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET){ case IEEE80211_HT_PARAM_CHA_SEC_ABOVE: new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; break; case IEEE80211_HT_PARAM_CHA_SEC_BELOW: new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; break; default: new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; break; } } else { new_bwmode = HT_CHANNEL_WIDTH_20; new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; } if (new_bwmode != pmlmeext->cur_bwmode || new_ch_offset != pmlmeext->cur_ch_offset) { pmlmeinfo->bwmode_updated = true; pmlmeext->cur_bwmode = new_bwmode; pmlmeext->cur_ch_offset = new_ch_offset; /* update HT info also */ HT_info_handler23a(padapter, p); } else pmlmeinfo->bwmode_updated = false; if (pmlmeinfo->bwmode_updated) { struct sta_info *psta; struct wlan_bssid_ex *cur_network = &pmlmeinfo->network; struct sta_priv *pstapriv = &padapter->stapriv; /* set_channel_bwmode23a(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ /* update ap's stainfo */ psta = rtw_get_stainfo23a(pstapriv, cur_network->MacAddress); if (psta) { struct ht_priv *phtpriv_sta = &psta->htpriv; if (phtpriv_sta->ht_option) { /* bwmode */ phtpriv_sta->bwmode = pmlmeext->cur_bwmode; phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; } else { phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20; phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; } } } } void HT_caps_handler23a(struct rtw_adapter *padapter, const u8 *p) { unsigned int i; u8 rf_type; u8 max_AMPDU_len, min_MPDU_spacing; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct ht_priv *phtpriv = &pmlmepriv->htpriv; struct ieee80211_ht_cap *cap; u8 *dstcap; if (!p) return; if (!phtpriv->ht_option) return; pmlmeinfo->HT_caps_enable = 1; cap = &pmlmeinfo->ht_cap; dstcap = (u8 *)cap; for (i = 0; i < p[1]; i++) { if (i != 2) { dstcap[i] &= p[i + 2]; } else { /* modify from fw by Thomas 2010/11/17 */ if ((cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR) > (p[i + 2] & IEEE80211_HT_AMPDU_PARM_FACTOR)) max_AMPDU_len = p[i + 2] & IEEE80211_HT_AMPDU_PARM_FACTOR; else max_AMPDU_len = cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR; if ((cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) > (p[i + 2] & IEEE80211_HT_AMPDU_PARM_DENSITY)) min_MPDU_spacing = cap->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY; else min_MPDU_spacing = p[i + 2] & IEEE80211_HT_AMPDU_PARM_DENSITY; cap->ampdu_params_info = max_AMPDU_len | min_MPDU_spacing; } } rf_type = rtl8723a_get_rf_type(padapter); /* update the MCS rates */ for (i = 0; i < IEEE80211_HT_MCS_MASK_LEN; i++) { if (rf_type == RF_1T1R || rf_type == RF_1T2R) cap->mcs.rx_mask[i] &= MCS_rate_1R23A[i]; else cap->mcs.rx_mask[i] &= MCS_rate_2R23A[i]; } } void HT_info_handler23a(struct rtw_adapter *padapter, const u8 *p) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct ht_priv *phtpriv = &pmlmepriv->htpriv; if (!p) return; if (!phtpriv->ht_option) return; if (p[1] != sizeof(struct ieee80211_ht_operation)) return; pmlmeinfo->HT_info_enable = 1; memcpy(&pmlmeinfo->HT_info, p + 2, p[1]); } void HTOnAssocRsp23a(struct rtw_adapter *padapter) { unsigned char max_AMPDU_len; unsigned char min_MPDU_spacing; /* struct registry_priv *pregpriv = &padapter->registrypriv; */ struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; DBG_8723A("%s\n", __func__); if (pmlmeinfo->HT_info_enable && pmlmeinfo->HT_caps_enable) pmlmeinfo->HT_enable = 1; else { pmlmeinfo->HT_enable = 0; /* set_channel_bwmode23a(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ return; } /* handle A-MPDU parameter field */ /* AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k AMPDU_para [4:2]:Min MPDU Start Spacing */ max_AMPDU_len = pmlmeinfo->ht_cap.ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR; min_MPDU_spacing = (pmlmeinfo->ht_cap.ampdu_params_info & IEEE80211_HT_AMPDU_PARM_DENSITY) >> 2; rtl8723a_set_ampdu_min_space(padapter, min_MPDU_spacing); rtl8723a_set_ampdu_factor(padapter, max_AMPDU_len); } void ERP_IE_handler23a(struct rtw_adapter *padapter, const u8 *p) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (p[1] > 1) return; pmlmeinfo->ERP_enable = 1; memcpy(&pmlmeinfo->ERP_IE, p + 2, p[1]); } void VCS_update23a(struct rtw_adapter *padapter, struct sta_info *psta) { struct registry_priv *pregpriv = &padapter->registrypriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; switch (pregpriv->vrtl_carrier_sense) { /* 0:off 1:on 2:auto */ case 0: /* off */ psta->rtsen = 0; psta->cts2self = 0; break; case 1: /* on */ if (pregpriv->vcs_type == RTS_CTS) { psta->rtsen = 1; psta->cts2self = 0; } else { psta->rtsen = 0; psta->cts2self = 1; } break; case 2: /* auto */ default: if (pmlmeinfo->ERP_enable && pmlmeinfo->ERP_IE & BIT(1)) { if (pregpriv->vcs_type == RTS_CTS) { psta->rtsen = 1; psta->cts2self = 0; } else { psta->rtsen = 0; psta->cts2self = 1; } } else { psta->rtsen = 0; psta->cts2self = 0; } break; } } int rtw_check_bcn_info23a(struct rtw_adapter *Adapter, struct ieee80211_mgmt *mgmt, u32 pkt_len) { struct wlan_network *cur_network = &Adapter->mlmepriv.cur_network; struct ieee80211_ht_operation *pht_info; unsigned short val16; u8 crypto, bcn_channel; int group_cipher = 0, pairwise_cipher = 0, is_8021x = 0, r; int pie_len, ssid_len, privacy; const u8 *p, *ssid; if (!is_client_associated_to_ap23a(Adapter)) return _SUCCESS; if (unlikely(!ieee80211_is_beacon(mgmt->frame_control))) { printk(KERN_WARNING "%s: received a non beacon frame!\n", __func__); return _FAIL; } if (!ether_addr_equal(cur_network->network.MacAddress, mgmt->bssid)) { DBG_8723A("%s: linked but recv other bssid bcn %pM %pM\n", __func__, mgmt->bssid, cur_network->network.MacAddress); return _FAIL; } /* check bw and channel offset */ /* parsing HT_CAP_IE */ pie_len = pkt_len - offsetof(struct ieee80211_mgmt, u.beacon.variable); /* Checking for channel */ p = cfg80211_find_ie(WLAN_EID_DS_PARAMS, mgmt->u.beacon.variable, pie_len); if (p) bcn_channel = p[2]; else { /* In 5G, some ap do not have DSSET IE checking HT info for channel */ p = cfg80211_find_ie(WLAN_EID_HT_OPERATION, mgmt->u.beacon.variable, pie_len); if (p && p[1] > 0) { pht_info = (struct ieee80211_ht_operation *)(p + 2); bcn_channel = pht_info->primary_chan; } else { /* we don't find channel IE, so don't check it */ DBG_8723A("Oops: %s we don't find channel IE, so don't " "check it\n", __func__); bcn_channel = Adapter->mlmeextpriv.cur_channel; } } if (bcn_channel != Adapter->mlmeextpriv.cur_channel) { DBG_8723A("%s beacon channel:%d cur channel:%d disconnect\n", __func__, bcn_channel, Adapter->mlmeextpriv.cur_channel); goto _mismatch; } /* checking SSID */ p = cfg80211_find_ie(WLAN_EID_SSID, mgmt->u.beacon.variable, pie_len); if (p && p[1]) { ssid = p + 2; ssid_len = p[1]; } else { DBG_8723A("%s marc: cannot find SSID for survey event\n", __func__); ssid = NULL; ssid_len = 0; } RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, "%s bssid.Ssid.Ssid:%s bssid.Ssid.SsidLength:%d cur_network->network.Ssid.Ssid:%s len:%d\n", __func__, ssid, ssid_len, cur_network->network.Ssid.ssid, cur_network->network.Ssid.ssid_len); if (ssid_len != cur_network->network.Ssid.ssid_len || ssid_len > 32 || (ssid_len && memcmp(ssid, cur_network->network.Ssid.ssid, ssid_len))) { DBG_8723A("%s(), SSID is not match return FAIL\n", __func__); goto _mismatch; } /* check encryption info */ val16 = le16_to_cpu(mgmt->u.beacon.capab_info); if (val16 & WLAN_CAPABILITY_PRIVACY) privacy = 1; else privacy = 0; RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, "%s(): cur_network->network.Privacy is %d, bssid.Privacy is %d\n", __func__, cur_network->network.Privacy, privacy); if (cur_network->network.Privacy != privacy) { DBG_8723A("%s(), privacy is not match return FAIL\n", __func__); goto _mismatch; } p = cfg80211_find_ie(WLAN_EID_RSN, mgmt->u.beacon.variable, pie_len); if (p && p[1]) { crypto = ENCRYP_PROTOCOL_WPA2; if (p && p[1]) { r = rtw_parse_wpa2_ie23a(p, p[1] + 2, &group_cipher, &pairwise_cipher, &is_8021x); if (r == _SUCCESS) RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, "%s pnetwork->pairwise_cipher: %d, pnetwork->group_cipher: %d, is_802x : %d\n", __func__, pairwise_cipher, group_cipher, is_8021x); } } else { p = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, WLAN_OUI_TYPE_MICROSOFT_WPA, mgmt->u.beacon.variable, pie_len); if (p && p[1]) { crypto = ENCRYP_PROTOCOL_WPA; r = rtw_parse_wpa_ie23a(p, p[1] + 2, &group_cipher, &pairwise_cipher, &is_8021x); if (r == _SUCCESS) RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, "%s pnetwork->pairwise_cipher: %d, group_cipher is %d, is_8021x is %d\n", __func__, pairwise_cipher, group_cipher, is_8021x); } else { if (privacy) crypto = ENCRYP_PROTOCOL_WEP; else crypto = ENCRYP_PROTOCOL_OPENSYS; } } if (cur_network->BcnInfo.encryp_protocol != crypto) { DBG_8723A("%s(): encryption mismatch, return FAIL\n", __func__); goto _mismatch; } if (crypto == ENCRYP_PROTOCOL_WPA || crypto == ENCRYP_PROTOCOL_WPA2) { RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, "%s cur_network->group_cipher is %d: %d\n", __func__, cur_network->BcnInfo.group_cipher, group_cipher); if (pairwise_cipher != cur_network->BcnInfo.pairwise_cipher || group_cipher != cur_network->BcnInfo.group_cipher) { DBG_8723A("%s pairwise_cipher(%x:%x) or group_cipher " "(%x:%x) is not match, return FAIL\n", __func__, pairwise_cipher, cur_network->BcnInfo.pairwise_cipher, group_cipher, cur_network->BcnInfo.group_cipher); goto _mismatch; } if (is_8021x != cur_network->BcnInfo.is_8021x) { DBG_8723A("%s authentication is not match, return " "FAIL\n", __func__); goto _mismatch; } } return _SUCCESS; _mismatch: return _FAIL; } void update_beacon23a_info(struct rtw_adapter *padapter, struct ieee80211_mgmt *mgmt, uint pkt_len, struct sta_info *psta) { unsigned int len; const u8 *p; len = pkt_len - offsetof(struct ieee80211_mgmt, u.beacon.variable); p = cfg80211_find_ie(WLAN_EID_HT_OPERATION, mgmt->u.beacon.variable, len); if (p) bwmode_update_check(padapter, p); p = cfg80211_find_ie(WLAN_EID_ERP_INFO, mgmt->u.beacon.variable, len); if (p) { ERP_IE_handler23a(padapter, p); VCS_update23a(padapter, psta); } } bool is_ap_in_tkip23a(struct rtw_adapter *padapter) { u32 i; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *cur_network = &pmlmeinfo->network; const u8 *p; if (cur_network->capability & WLAN_CAPABILITY_PRIVACY) { for (i = 0; i < pmlmeinfo->network.IELength;) { p = pmlmeinfo->network.IEs + i; switch (p[0]) { case WLAN_EID_VENDOR_SPECIFIC: if (!memcmp(p + 2, RTW_WPA_OUI23A_TYPE, 4) && !memcmp(p + 2 + 12, WPA_TKIP_CIPHER, 4)) return true; break; case WLAN_EID_RSN: if (!memcmp(p + 2 + 8, RSN_TKIP_CIPHER, 4)) return true; break; default: break; } i += (p[1] + 2); } return false; } else return false; } bool should_forbid_n_rate23a(struct rtw_adapter *padapter) { u32 i; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct wlan_bssid_ex *cur_network = &pmlmepriv->cur_network.network; const u8 *p; if (cur_network->capability & WLAN_CAPABILITY_PRIVACY) { for (i = 0; i < cur_network->IELength;) { p = cur_network->IEs + i; switch (p[0]) { case WLAN_EID_VENDOR_SPECIFIC: if (!memcmp(p + 2, RTW_WPA_OUI23A_TYPE, 4) && (!memcmp(p + 2 + 12, WPA_CIPHER_SUITE_CCMP23A, 4) || !memcmp(p + 2 + 16, WPA_CIPHER_SUITE_CCMP23A, 4))) return false; break; case WLAN_EID_RSN: if (!memcmp(p + 2 + 8, RSN_CIPHER_SUITE_CCMP23A, 4) || !memcmp(p + 2 + 12, RSN_CIPHER_SUITE_CCMP23A, 4)) return false; default: break; } i += (p[1] + 2); } return true; } else { return false; } } bool is_ap_in_wep23a(struct rtw_adapter *padapter) { u32 i; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *cur_network = &pmlmeinfo->network; const u8 *p; if (cur_network->capability & WLAN_CAPABILITY_PRIVACY) { for (i = 0; i < pmlmeinfo->network.IELength;) { p = pmlmeinfo->network.IEs + i; switch (p[0]) { case WLAN_EID_VENDOR_SPECIFIC: if (!memcmp(p + 2, RTW_WPA_OUI23A_TYPE, 4)) return false; break; case WLAN_EID_RSN: return false; default: break; } i += (p[1] + 2); } return true; } else return false; } static int wifirate2_ratetbl_inx23a(unsigned char rate) { int inx = 0; rate = rate & 0x7f; switch (rate) { case 54*2: inx = 11; break; case 48*2: inx = 10; break; case 36*2: inx = 9; break; case 24*2: inx = 8; break; case 18*2: inx = 7; break; case 12*2: inx = 6; break; case 9*2: inx = 5; break; case 6*2: inx = 4; break; case 11*2: inx = 3; break; case 11: inx = 2; break; case 2*2: inx = 1; break; case 1*2: inx = 0; break; } return inx; } unsigned int update_basic_rate23a(unsigned char *ptn, unsigned int ptn_sz) { unsigned int i, num_of_rate; unsigned int mask = 0; num_of_rate = (ptn_sz > NumRates)? NumRates: ptn_sz; for (i = 0; i < num_of_rate; i++) { if ((*(ptn + i)) & 0x80) mask |= 0x1 << wifirate2_ratetbl_inx23a(*(ptn + i)); } return mask; } unsigned int update_supported_rate23a(unsigned char *ptn, unsigned int ptn_sz) { unsigned int i, num_of_rate; unsigned int mask = 0; num_of_rate = (ptn_sz > NumRates) ? NumRates : ptn_sz; for (i = 0; i < num_of_rate; i++) mask |= 0x1 << wifirate2_ratetbl_inx23a(*(ptn + i)); return mask; } unsigned int update_MSC_rate23a(struct ieee80211_ht_cap *pHT_caps) { unsigned int mask = 0; mask = pHT_caps->mcs.rx_mask[0] << 12 | pHT_caps->mcs.rx_mask[1] << 20; return mask; } int support_short_GI23a(struct rtw_adapter *padapter, struct ieee80211_ht_cap *pHT_caps) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; unsigned char bit_offset; if (!pmlmeinfo->HT_enable) return _FAIL; if (pmlmeinfo->assoc_AP_vendor == HT_IOT_PEER_RALINK) return _FAIL; bit_offset = (pmlmeext->cur_bwmode & HT_CHANNEL_WIDTH_40)? 6: 5; if (pHT_caps->cap_info & cpu_to_le16(0x1 << bit_offset)) return _SUCCESS; else return _FAIL; } unsigned char get_highest_rate_idx23a(u32 mask) { int i; unsigned char rate_idx = 0; for (i = 27; i >= 0; i--) { if (mask & BIT(i)) { rate_idx = i; break; } } return rate_idx; } void Update_RA_Entry23a(struct rtw_adapter *padapter, struct sta_info *psta) { rtw_hal_update_ra_mask23a(psta, 0); } static void enable_rate_adaptive(struct rtw_adapter *padapter, struct sta_info *psta) { Update_RA_Entry23a(padapter, psta); } void set_sta_rate23a(struct rtw_adapter *padapter, struct sta_info *psta) { /* rate adaptive */ enable_rate_adaptive(padapter, psta); } /* Update RRSR and Rate for USERATE */ void update_tx_basic_rate23a(struct rtw_adapter *padapter, u8 wirelessmode) { unsigned char supported_rates[NDIS_802_11_LENGTH_RATES_EX]; memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX); if (wirelessmode == WIRELESS_11B) { memcpy(supported_rates, rtw_basic_rate_cck, 4); } else if (wirelessmode & WIRELESS_11B) { memcpy(supported_rates, rtw_basic_rate_mix, 7); } else { memcpy(supported_rates, rtw_basic_rate_ofdm, 3); } if (wirelessmode & WIRELESS_11B) update_mgnt_tx_rate23a(padapter, IEEE80211_CCK_RATE_1MB); else update_mgnt_tx_rate23a(padapter, IEEE80211_OFDM_RATE_6MB); HalSetBrateCfg23a(padapter, supported_rates); } unsigned char check_assoc_AP23a(u8 *pframe, uint len) { int i; u8 epigram_vendor_flag; u8 ralink_vendor_flag; const u8 *p; epigram_vendor_flag = 0; ralink_vendor_flag = 0; for (i = 0; i < len;) { p = pframe + i; switch (p[0]) { case WLAN_EID_VENDOR_SPECIFIC: if (!memcmp(p + 2, ARTHEROS_OUI1, 3) || !memcmp(p + 2, ARTHEROS_OUI2, 3)) { DBG_8723A("link to Artheros AP\n"); return HT_IOT_PEER_ATHEROS; } else if (!memcmp(p + 2, BROADCOM_OUI1, 3) || !memcmp(p + 2, BROADCOM_OUI2, 3)) { DBG_8723A("link to Broadcom AP\n"); return HT_IOT_PEER_BROADCOM; } else if (!memcmp(p + 2, MARVELL_OUI, 3)) { DBG_8723A("link to Marvell AP\n"); return HT_IOT_PEER_MARVELL; } else if (!memcmp(p + 2, RALINK_OUI, 3)) { if (!ralink_vendor_flag) ralink_vendor_flag = 1; else { DBG_8723A("link to Ralink AP\n"); return HT_IOT_PEER_RALINK; } } else if (!memcmp(p + 2, CISCO_OUI, 3)) { DBG_8723A("link to Cisco AP\n"); return HT_IOT_PEER_CISCO; } else if (!memcmp(p + 2, REALTEK_OUI, 3)) { DBG_8723A("link to Realtek 96B\n"); return HT_IOT_PEER_REALTEK; } else if (!memcmp(p + 2, AIRGOCAP_OUI, 3)) { DBG_8723A("link to Airgo Cap\n"); return HT_IOT_PEER_AIRGO; } else if (!memcmp(p + 2, EPIGRAM_OUI, 3)) { epigram_vendor_flag = 1; if (ralink_vendor_flag) { DBG_8723A("link to Tenda W311R AP\n"); return HT_IOT_PEER_TENDA; } else DBG_8723A("Capture EPIGRAM_OUI\n"); } else break; default: break; } i += (p[1] + 2); } if (ralink_vendor_flag && !epigram_vendor_flag) { DBG_8723A("link to Ralink AP\n"); return HT_IOT_PEER_RALINK; } else if (ralink_vendor_flag && epigram_vendor_flag) { DBG_8723A("link to Tenda W311R AP\n"); return HT_IOT_PEER_TENDA; } else { DBG_8723A("link to new AP\n"); return HT_IOT_PEER_UNKNOWN; } } void update_IOT_info23a(struct rtw_adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; switch (pmlmeinfo->assoc_AP_vendor) { case HT_IOT_PEER_MARVELL: pmlmeinfo->turboMode_cts2self = 1; pmlmeinfo->turboMode_rtsen = 0; break; case HT_IOT_PEER_RALINK: pmlmeinfo->turboMode_cts2self = 0; pmlmeinfo->turboMode_rtsen = 1; /* disable high power */ rtl8723a_odm_support_ability_clr(padapter, (u32) ~DYNAMIC_BB_DYNAMIC_TXPWR); break; case HT_IOT_PEER_REALTEK: /* rtw_write16(padapter, 0x4cc, 0xffff); */ /* rtw_write16(padapter, 0x546, 0x01c0); */ /* disable high power */ rtl8723a_odm_support_ability_clr(padapter, (u32) ~DYNAMIC_BB_DYNAMIC_TXPWR); break; default: pmlmeinfo->turboMode_cts2self = 0; pmlmeinfo->turboMode_rtsen = 1; break; } } void update_capinfo23a(struct rtw_adapter *Adapter, u16 updateCap) { struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (updateCap & cShortPreamble) { /* Short Preamble */ if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ pmlmeinfo->preamble_mode = PREAMBLE_SHORT; rtl8723a_ack_preamble(Adapter, true); } } else { /* Long Preamble */ if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ pmlmeinfo->preamble_mode = PREAMBLE_LONG; rtl8723a_ack_preamble(Adapter, false); } } if (updateCap & cIBSS) { /* Filen: See 802.11-2007 p.91 */ pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; } else { /* Filen: See 802.11-2007 p.90 */ if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11_24N)) { if (updateCap & cShortSlotTime) { /* Short Slot Time */ if (pmlmeinfo->slotTime != SHORT_SLOT_TIME) pmlmeinfo->slotTime = SHORT_SLOT_TIME; } else { /* Long Slot Time */ if (pmlmeinfo->slotTime != NON_SHORT_SLOT_TIME) pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; } } else if (pmlmeext->cur_wireless_mode & (WIRELESS_11A | WIRELESS_11_5N)) { pmlmeinfo->slotTime = SHORT_SLOT_TIME; } else { /* B Mode */ pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; } } rtl8723a_set_slot_time(Adapter, pmlmeinfo->slotTime); } void update_wireless_mode23a(struct rtw_adapter *padapter) { int ratelen, network_type = 0; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *cur_network = &pmlmeinfo->network; unsigned char *rate = cur_network->SupportedRates; ratelen = rtw_get_rateset_len23a(cur_network->SupportedRates); if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) pmlmeinfo->HT_enable = 1; if (pmlmeext->cur_channel > 14) { if (pmlmeinfo->HT_enable) network_type = WIRELESS_11_5N; network_type |= WIRELESS_11A; } else { if (pmlmeinfo->HT_enable) network_type = WIRELESS_11_24N; if (cckratesonly_included23a(rate, ratelen) == true) network_type |= WIRELESS_11B; else if (cckrates_included23a(rate, ratelen) == true) network_type |= WIRELESS_11BG; else network_type |= WIRELESS_11G; } pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; /* 0x0808 -> for CCK, 0x0a0a -> for OFDM */ /* change this value if having IOT issues. */ rtl8723a_set_resp_sifs(padapter, 0x08, 0x08, 0x0a, 0x0a); if (pmlmeext->cur_wireless_mode & WIRELESS_11B) update_mgnt_tx_rate23a(padapter, IEEE80211_CCK_RATE_1MB); else update_mgnt_tx_rate23a(padapter, IEEE80211_OFDM_RATE_6MB); } void update_bmc_sta_support_rate23a(struct rtw_adapter *padapter, u32 mac_id) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (pmlmeext->cur_wireless_mode & WIRELESS_11B) { /* Only B, B/G, and B/G/N AP could use CCK rate */ memcpy((pmlmeinfo->FW_sta_info[mac_id].SupportedRates), rtw_basic_rate_cck, 4); } else { memcpy(pmlmeinfo->FW_sta_info[mac_id].SupportedRates, rtw_basic_rate_ofdm, 3); } } int update_sta_support_rate23a(struct rtw_adapter *padapter, u8 *pvar_ie, uint var_ie_len, int cam_idx) { int supportRateNum = 0; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; const u8 *p; p = cfg80211_find_ie(WLAN_EID_SUPP_RATES, pvar_ie, var_ie_len); if (!p) return _FAIL; memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates, p + 2, p[1]); supportRateNum = p[1]; p = cfg80211_find_ie(WLAN_EID_EXT_SUPP_RATES, pvar_ie, var_ie_len); if (p) memcpy(pmlmeinfo->FW_sta_info[cam_idx].SupportedRates + supportRateNum, p + 2, p[1]); return _SUCCESS; } void process_addba_req23a(struct rtw_adapter *padapter, u8 *paddba_req, u8 *addr) { struct sta_info *psta; u16 tid, start_seq, param; struct recv_reorder_ctrl *preorder_ctrl; struct sta_priv *pstapriv = &padapter->stapriv; struct ADDBA_request *preq = (struct ADDBA_request *)paddba_req; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; psta = rtw_get_stainfo23a(pstapriv, addr); if (psta) { start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; param = le16_to_cpu(preq->BA_para_set); tid = (param >> 2) & 0x0f; preorder_ctrl = &psta->recvreorder_ctrl[tid]; preorder_ctrl->indicate_seq = 0xffff; preorder_ctrl->enable = (pmlmeinfo->bAcceptAddbaReq == true) ? true : false; } }