From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/staging/rtl8723au/core/rtw_wlan_util.c | 1553 ++++++++++++++++++++++++ 1 file changed, 1553 insertions(+) create mode 100644 drivers/staging/rtl8723au/core/rtw_wlan_util.c (limited to 'drivers/staging/rtl8723au/core/rtw_wlan_util.c') diff --git a/drivers/staging/rtl8723au/core/rtw_wlan_util.c b/drivers/staging/rtl8723au/core/rtw_wlan_util.c new file mode 100644 index 000000000..5280338aa --- /dev/null +++ b/drivers/staging/rtl8723au/core/rtw_wlan_util.c @@ -0,0 +1,1553 @@ +/****************************************************************************** + * + * 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; + } +} -- cgit v1.2.3-54-g00ecf