// SPDX-License-Identifier: GPL-2.0 /* Copyright(c) 2007 - 2016 Realtek Corporation. All rights reserved. */ #define _RTW_WLAN_UTIL_C_ #include #include #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) #include #define ETH_TYPE_OFFSET 12 #define PROTOCOL_OFFSET 23 #define IP_OFFSET 30 #endif static unsigned char ATHEROS_OUI1[] = {0x00, 0x03, 0x7f}; static unsigned char ATHEROS_OUI2[] = {0x00, 0x13, 0x74}; static unsigned char BROADCOM_OUI1[] = {0x00, 0x10, 0x18}; static unsigned char BROADCOM_OUI2[] = {0x00, 0x0a, 0xf7}; static unsigned char BROADCOM_OUI3[] = {0x00, 0x05, 0xb5}; u8 REALTEK_96B_IE[] = {0x00, 0xe0, 0x4c, 0x02, 0x01, 0x20}; 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}; extern unsigned char RTW_WPA_OUI[]; #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) #define DISCONNECT_BY_CHK_BCN_FAIL_OBSERV_PERIOD_IN_MS 1000 #define DISCONNECT_BY_CHK_BCN_FAIL_THRESHOLD 3 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 new_bcn_max = 3; int cckrates_included(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_included(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; } #ifdef CONFIG_GET_RAID_BY_DRV static s8 rtw_get_tx_nss(_adapter *adapter, struct sta_info *psta) { struct hal_spec_t *hal_spec = GET_HAL_SPEC(adapter); u8 rf_type = RF_1T1R, custom_rf_type; s8 nss = 1; if (!psta) return nss; custom_rf_type = adapter->registrypriv.rf_config; rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); if (RF_TYPE_VALID(custom_rf_type)) rf_type = custom_rf_type; if (psta->htpriv.ht_option) { nss = rtw_min(rf_type_to_rf_tx_cnt(rf_type), hal_spec->tx_nss_num); nss = rtw_min(nss, rtw_ht_mcsset_to_nss(psta->htpriv.ht_cap.supp_mcs_set)); } RTW_INFO("%s: %d SS\n", __func__, nss); return nss; } u8 networktype_to_raid(_adapter *adapter, struct sta_info *psta) { unsigned char raid; switch (psta->wireless_mode) { 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 networktype_to_raid_ex(_adapter *adapter, struct sta_info *psta) { struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv; u8 raid = RATEID_IDX_BGN_40M_1SS, cur_rf_type, rf_type, custom_rf_type; s8 tx_nss; tx_nss = rtw_get_tx_nss(adapter, psta); switch (psta->wireless_mode) { case WIRELESS_11B: raid = RATEID_IDX_B; break; case WIRELESS_11A: case WIRELESS_11G: raid = RATEID_IDX_G; break; case WIRELESS_11BG: raid = RATEID_IDX_BG; break; case WIRELESS_11_24N: case WIRELESS_11_5N: case WIRELESS_11A_5N: case WIRELESS_11G_24N: if (tx_nss == 1) raid = RATEID_IDX_GN_N1SS; else if (tx_nss == 2) raid = RATEID_IDX_GN_N2SS; else if (tx_nss == 3) raid = RATEID_IDX_BGN_3SS; else RTW_INFO("tx_nss error!(tx_nss=%d)\n", tx_nss); break; case WIRELESS_11B_24N: case WIRELESS_11BG_24N: if (psta->bw_mode == CHANNEL_WIDTH_20) { if (tx_nss == 1) raid = RATEID_IDX_BGN_20M_1SS_BN; else if (tx_nss == 2) raid = RATEID_IDX_BGN_20M_2SS_BN; else if (tx_nss == 3) raid = RATEID_IDX_BGN_3SS; else RTW_INFO("tx_nss error!(tx_nss=%d)\n", tx_nss); } else { if (tx_nss == 1) raid = RATEID_IDX_BGN_40M_1SS; else if (tx_nss == 2) raid = RATEID_IDX_BGN_40M_2SS; else if (tx_nss == 3) raid = RATEID_IDX_BGN_3SS; else RTW_INFO("tx_nss error!(tx_nss=%d)\n", tx_nss); } break; default: RTW_INFO("unexpected wireless mode!(psta->wireless_mode=%x)\n", psta->wireless_mode); break; } return raid; } #endif u8 judge_network_type(_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->VHT_enable) network_type = WIRELESS_11AC; else 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_included(rate, ratelen))) network_type |= WIRELESS_11B; else if ((cckrates_included(rate, ratelen))) network_type |= WIRELESS_11BG; else network_type |= WIRELESS_11G; } return network_type; } unsigned char ratetbl_val_2wifirate(unsigned char rate); 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; } int is_basicrate(_adapter *padapter, unsigned char rate); int is_basicrate(_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; } unsigned int ratetbl2rateset(_adapter *padapter, unsigned char *rateset); unsigned int ratetbl2rateset(_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]; if (rtw_get_oper_ch(padapter) > 14 && rate < _6M_RATE_) /*5G no support CCK rate*/ continue; switch (rate) { case 0xff: return len; case 0xfe: continue; default: rate = ratetbl_val_2wifirate(rate); if (is_basicrate(padapter, rate)) rate |= IEEE80211_BASIC_RATE_MASK; rateset[len] = rate; len++; break; } } return len; } void get_rate_set(_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 set_mcs_rate_by_mask(u8 *mcs_set, u32 mask) { u8 mcs_rate_1r = (u8)(mask & 0xff); u8 mcs_rate_2r = (u8)((mask >> 8) & 0xff); u8 mcs_rate_3r = (u8)((mask >> 16) & 0xff); u8 mcs_rate_4r = (u8)((mask >> 24) & 0xff); mcs_set[0] &= mcs_rate_1r; mcs_set[1] &= mcs_rate_2r; mcs_set[2] &= mcs_rate_3r; mcs_set[3] &= mcs_rate_4r; } void UpdateBrateTbl( PADAPTER 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; } } } void UpdateBrateTblForSoftAP(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; } } } void Set_MSR(_adapter *padapter, u8 type) { rtw_hal_set_hwreg(padapter, HW_VAR_MEDIA_STATUS, (u8 *)(&type)); } inline u8 rtw_get_oper_ch(_adapter *adapter) { return adapter_to_dvobj(adapter)->oper_channel; } inline void rtw_set_oper_ch(_adapter *adapter, u8 ch) { #ifdef DBG_CH_SWITCH const int len = 128; char msg[128] = {0}; int cnt = 0; int i = 0; #endif /* DBG_CH_SWITCH */ struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); if (dvobj->oper_channel != ch) { dvobj->on_oper_ch_time = jiffies; #ifdef DBG_CH_SWITCH cnt += snprintf(msg + cnt, len - cnt, "switch to ch %3u", ch); for (i = 0; i < dvobj->iface_nums; i++) { _adapter *iface = dvobj->padapters[i]; cnt += snprintf(msg + cnt, len - cnt, " ["ADPT_FMT":", ADPT_ARG(iface)); if (iface->mlmeextpriv.cur_channel == ch) cnt += snprintf(msg + cnt, len - cnt, "C"); else cnt += snprintf(msg + cnt, len - cnt, "_"); if (iface->wdinfo.listen_channel == ch && !rtw_p2p_chk_state(&iface->wdinfo, P2P_STATE_NONE)) cnt += snprintf(msg + cnt, len - cnt, "L"); else cnt += snprintf(msg + cnt, len - cnt, "_"); cnt += snprintf(msg + cnt, len - cnt, "]"); } RTW_INFO(FUNC_ADPT_FMT" %s\n", FUNC_ADPT_ARG(adapter), msg); #endif /* DBG_CH_SWITCH */ } dvobj->oper_channel = ch; } inline u8 rtw_get_oper_bw(_adapter *adapter) { return adapter_to_dvobj(adapter)->oper_bwmode; } inline void rtw_set_oper_bw(_adapter *adapter, u8 bw) { adapter_to_dvobj(adapter)->oper_bwmode = bw; } inline u8 rtw_get_oper_choffset(_adapter *adapter) { return adapter_to_dvobj(adapter)->oper_ch_offset; } inline void rtw_set_oper_choffset(_adapter *adapter, u8 offset) { adapter_to_dvobj(adapter)->oper_ch_offset = offset; } u8 rtw_get_offset_by_chbw(u8 ch, u8 bw, u8 *r_offset) { u8 valid = 1; u8 offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; if (bw == CHANNEL_WIDTH_20) goto exit; if (bw >= CHANNEL_WIDTH_80 && ch <= 14) { valid = 0; goto exit; } if (ch >= 1 && ch <= 4) offset = HAL_PRIME_CHNL_OFFSET_LOWER; else if (ch >= 5 && ch <= 9) { if (*r_offset == HAL_PRIME_CHNL_OFFSET_LOWER || *r_offset == HAL_PRIME_CHNL_OFFSET_UPPER) offset = *r_offset; /* both lower and upper is valid, obey input value */ else offset = HAL_PRIME_CHNL_OFFSET_UPPER; /* default use upper */ } else if (ch >= 10 && ch <= 13) offset = HAL_PRIME_CHNL_OFFSET_UPPER; else if (ch == 14) { valid = 0; /* ch14 doesn't support 40MHz bandwidth */ goto exit; } else if (ch >= 36 && ch <= 177) { switch (ch) { case 36: case 44: case 52: case 60: case 100: case 108: case 116: case 124: case 132: case 140: case 149: case 157: case 165: case 173: offset = HAL_PRIME_CHNL_OFFSET_LOWER; break; case 40: case 48: case 56: case 64: case 104: case 112: case 120: case 128: case 136: case 144: case 153: case 161: case 169: case 177: offset = HAL_PRIME_CHNL_OFFSET_UPPER; break; default: valid = 0; break; } } else valid = 0; exit: if (valid && r_offset) *r_offset = offset; return valid; } u8 rtw_get_offset_by_ch(u8 channel) { u8 offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; if (channel >= 1 && channel <= 4) offset = HAL_PRIME_CHNL_OFFSET_LOWER; else if (channel >= 5 && channel <= 14) offset = HAL_PRIME_CHNL_OFFSET_UPPER; else { switch (channel) { case 36: case 44: case 52: case 60: case 100: case 108: case 116: case 124: case 132: case 149: case 157: offset = HAL_PRIME_CHNL_OFFSET_LOWER; break; case 40: case 48: case 56: case 64: case 104: case 112: case 120: case 128: case 136: case 153: case 161: offset = HAL_PRIME_CHNL_OFFSET_UPPER; break; default: offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; break; } } return offset; } u8 rtw_get_center_ch(u8 channel, u8 chnl_bw, u8 chnl_offset) { u8 center_ch = channel; if (chnl_bw == CHANNEL_WIDTH_80) { if (channel == 36 || channel == 40 || channel == 44 || channel == 48) center_ch = 42; else if (channel == 52 || channel == 56 || channel == 60 || channel == 64) center_ch = 58; else if (channel == 100 || channel == 104 || channel == 108 || channel == 112) center_ch = 106; else if (channel == 116 || channel == 120 || channel == 124 || channel == 128) center_ch = 122; else if (channel == 132 || channel == 136 || channel == 140 || channel == 144) center_ch = 138; else if (channel == 149 || channel == 153 || channel == 157 || channel == 161) center_ch = 155; else if (channel == 165 || channel == 169 || channel == 173 || channel == 177) center_ch = 171; else if (channel <= 14) center_ch = 7; } else if (chnl_bw == CHANNEL_WIDTH_40) { if (chnl_offset == HAL_PRIME_CHNL_OFFSET_LOWER) center_ch = channel + 2; else center_ch = channel - 2; } else if (chnl_bw == CHANNEL_WIDTH_20) center_ch = channel; else rtw_warn_on(1); return center_ch; } inline u32 rtw_get_on_oper_ch_time(_adapter *adapter) { return adapter_to_dvobj(adapter)->on_oper_ch_time; } inline u32 rtw_get_on_cur_ch_time(_adapter *adapter) { if (adapter->mlmeextpriv.cur_channel == adapter_to_dvobj(adapter)->oper_channel) return adapter_to_dvobj(adapter)->on_oper_ch_time; else return 0; } void set_channel_bwmode(_adapter *padapter, unsigned char channel, unsigned char channel_offset, unsigned short bwmode) { u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; #if (defined(CONFIG_TDLS) && defined(CONFIG_TDLS_CH_SW)) || defined(CONFIG_MCC_MODE) u8 iqk_info_backup = false; #endif if (padapter->bNotifyChannelChange) RTW_INFO("[%s] ch = %d, offset = %d, bwmode = %d\n", __func__, channel, channel_offset, bwmode); center_ch = rtw_get_center_ch(channel, bwmode, channel_offset); if (bwmode == CHANNEL_WIDTH_80) { if (center_ch > channel) chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER; else if (center_ch < channel) chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER; else chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE; } _enter_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL); #ifdef CONFIG_MCC_MODE if (MCC_EN(padapter)) { /* driver doesn't set channel setting reg under MCC */ if (rtw_hal_check_mcc_status(padapter, MCC_STATUS_DOING_MCC)) { RTW_INFO("Warning: Do not set channel setting reg MCC mode\n"); rtw_warn_on(1); } } #endif #ifdef CONFIG_DFS_MASTER { struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter); bool ori_overlap_radar_detect_ch = rtw_rfctl_overlap_radar_detect_ch(rfctl); bool new_overlap_radar_detect_ch = _rtw_rfctl_overlap_radar_detect_ch(rfctl, channel, bwmode, channel_offset); if (new_overlap_radar_detect_ch) rtw_odm_radar_detect_enable(padapter); if (new_overlap_radar_detect_ch && IS_CH_WAITING(rfctl)) { u8 pause = 0xFF; rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, &pause); } #endif /* CONFIG_DFS_MASTER */ /* set Channel */ /* saved channel/bw info */ rtw_set_oper_ch(padapter, channel); rtw_set_oper_bw(padapter, bwmode); rtw_set_oper_choffset(padapter, channel_offset); #if (defined(CONFIG_TDLS) && defined(CONFIG_TDLS_CH_SW)) || defined(CONFIG_MCC_MODE) /* To check if we need to backup iqk info after switch chnl & bw */ { u8 take_care_iqk, do_iqk; rtw_hal_get_hwreg(padapter, HW_VAR_CH_SW_NEED_TO_TAKE_CARE_IQK_INFO, &take_care_iqk); rtw_hal_get_hwreg(padapter, HW_VAR_DO_IQK, &do_iqk); if ((take_care_iqk) && (do_iqk == true)) iqk_info_backup = true; } #endif rtw_hal_set_chnl_bw(padapter, center_ch, bwmode, channel_offset, chnl_offset80); /* set center channel */ #if (defined(CONFIG_TDLS) && defined(CONFIG_TDLS_CH_SW)) || defined(CONFIG_MCC_MODE) if (iqk_info_backup) rtw_hal_ch_sw_iqk_info_backup(padapter); #endif #ifdef CONFIG_DFS_MASTER if (ori_overlap_radar_detect_ch && !new_overlap_radar_detect_ch) { u8 pause = 0x00; rtw_odm_radar_detect_disable(padapter); rtw_hal_set_hwreg(padapter, HW_VAR_TXPAUSE, &pause); } } #endif /* CONFIG_DFS_MASTER */ _exit_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL); } int get_bsstype(unsigned short capability) { if (capability & BIT(0)) return WIFI_FW_AP_STATE; else if (capability & BIT(1)) return WIFI_FW_ADHOC_STATE; else return 0; } __inline u8 *get_my_bssid(WLAN_BSSID_EX *pnetwork) { return pnetwork->MacAddress; } u16 get_beacon_interval(WLAN_BSSID_EX *bss) { __le16 val; memcpy((unsigned char *)&val, rtw_get_beacon_interval_from_ie(bss->IEs), 2); return le16_to_cpu(val); } int is_client_associated_to_ap(_adapter *padapter) { struct mlme_ext_priv *pmlmeext; struct mlme_ext_info *pmlmeinfo; if (!padapter) return _FAIL; pmlmeext = &padapter->mlmeextpriv; pmlmeinfo = &(pmlmeext->mlmext_info); if ((pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) && ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE)) return true; else return _FAIL; } int is_client_associated_to_ibss(_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) == WIFI_FW_ADHOC_STATE)) return true; else return _FAIL; } int is_IBSS_empty(_adapter *padapter) { int i; struct macid_ctl_t *macid_ctl = &padapter->dvobj->macid_ctl; for (i = 0; i < macid_ctl->num; i++) { if (!rtw_macid_is_used(macid_ctl, i)) continue; if (rtw_macid_get_if_g(macid_ctl, i) != padapter->iface_id) continue; if (!GET_H2CCMD_MSRRPT_PARM_OPMODE(&macid_ctl->h2c_msr[i])) continue; if (GET_H2CCMD_MSRRPT_PARM_ROLE(&macid_ctl->h2c_msr[i]) == H2C_MSR_ROLE_ADHOC) return _FAIL; } return true; } unsigned int decide_wait_for_beacon_timeout(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 CAM_empty_entry( PADAPTER Adapter, u8 ucIndex ) { rtw_hal_set_hwreg(Adapter, HW_VAR_CAM_EMPTY_ENTRY, (u8 *)(&ucIndex)); } void invalidate_cam_all(_adapter *padapter) { struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; u8 val8 = 0; rtw_hal_set_hwreg(padapter, HW_VAR_CAM_INVALID_ALL, &val8); _enter_critical_bh(&cam_ctl->lock, &irqL); rtw_sec_cam_map_clr_all(&cam_ctl->used); memset(dvobj->cam_cache, 0, sizeof(struct sec_cam_ent) * SEC_CAM_ENT_NUM_SW_LIMIT); _exit_critical_bh(&cam_ctl->lock, &irqL); } void _clear_cam_entry(_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}; rtw_sec_write_cam_ent(padapter, entry, 0, null_sta, null_key); } inline void write_cam(_adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) { #ifdef CONFIG_WRITE_CACHE_ONLY write_cam_cache(adapter, id , ctrl, mac, key); #else rtw_sec_write_cam_ent(adapter, id, ctrl, mac, key); write_cam_cache(adapter, id , ctrl, mac, key); #endif } inline void clear_cam_entry(_adapter *adapter, u8 id) { _clear_cam_entry(adapter, id); clear_cam_cache(adapter, id); } inline void write_cam_from_cache(_adapter *adapter, u8 id) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; struct sec_cam_ent cache; _enter_critical_bh(&cam_ctl->lock, &irqL); memcpy(&cache, &dvobj->cam_cache[id], sizeof(struct sec_cam_ent)); _exit_critical_bh(&cam_ctl->lock, &irqL); rtw_sec_write_cam_ent(adapter, id, cache.ctrl, cache.mac, cache.key); } void write_cam_cache(_adapter *adapter, u8 id, u16 ctrl, u8 *mac, u8 *key) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; _enter_critical_bh(&cam_ctl->lock, &irqL); dvobj->cam_cache[id].ctrl = ctrl; memcpy(dvobj->cam_cache[id].mac, mac, ETH_ALEN); memcpy(dvobj->cam_cache[id].key, key, 16); _exit_critical_bh(&cam_ctl->lock, &irqL); } void clear_cam_cache(_adapter *adapter, u8 id) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; _enter_critical_bh(&cam_ctl->lock, &irqL); memset(&(dvobj->cam_cache[id]), 0, sizeof(struct sec_cam_ent)); _exit_critical_bh(&cam_ctl->lock, &irqL); } inline bool _rtw_camctl_chk_cap(_adapter *adapter, u8 cap) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; if (cam_ctl->sec_cap & cap) return true; return false; } inline void _rtw_camctl_set_flags(_adapter *adapter, u32 flags) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; cam_ctl->flags |= flags; } inline void rtw_camctl_set_flags(_adapter *adapter, u32 flags) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; _enter_critical_bh(&cam_ctl->lock, &irqL); _rtw_camctl_set_flags(adapter, flags); _exit_critical_bh(&cam_ctl->lock, &irqL); } inline void _rtw_camctl_clr_flags(_adapter *adapter, u32 flags) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; cam_ctl->flags &= ~flags; } inline void rtw_camctl_clr_flags(_adapter *adapter, u32 flags) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; _enter_critical_bh(&cam_ctl->lock, &irqL); _rtw_camctl_clr_flags(adapter, flags); _exit_critical_bh(&cam_ctl->lock, &irqL); } inline bool _rtw_camctl_chk_flags(_adapter *adapter, u32 flags) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; if (cam_ctl->flags & flags) return true; return false; } void dump_sec_cam_map(void *sel, struct sec_cam_bmp *map, u8 max_num) { RTW_PRINT_SEL(sel, "0x%08x\n", map->m0); #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32) if (max_num && max_num > 32) RTW_PRINT_SEL(sel, "0x%08x\n", map->m1); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64) if (max_num && max_num > 64) RTW_PRINT_SEL(sel, "0x%08x\n", map->m2); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96) if (max_num && max_num > 96) RTW_PRINT_SEL(sel, "0x%08x\n", map->m3); #endif } inline bool rtw_sec_camid_is_set(struct sec_cam_bmp *map, u8 id) { if (id < 32) return map->m0 & BIT(id); #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32) else if (id < 64) return map->m1 & BIT(id - 32); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64) else if (id < 96) return map->m2 & BIT(id - 64); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96) else if (id < 128) return map->m3 & BIT(id - 96); #endif else rtw_warn_on(1); return 0; } inline void rtw_sec_cam_map_set(struct sec_cam_bmp *map, u8 id) { if (id < 32) map->m0 |= BIT(id); #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32) else if (id < 64) map->m1 |= BIT(id - 32); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64) else if (id < 96) map->m2 |= BIT(id - 64); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96) else if (id < 128) map->m3 |= BIT(id - 96); #endif else rtw_warn_on(1); } inline void rtw_sec_cam_map_clr(struct sec_cam_bmp *map, u8 id) { if (id < 32) map->m0 &= ~BIT(id); #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32) else if (id < 64) map->m1 &= ~BIT(id - 32); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64) else if (id < 96) map->m2 &= ~BIT(id - 64); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96) else if (id < 128) map->m3 &= ~BIT(id - 96); #endif else rtw_warn_on(1); } inline void rtw_sec_cam_map_clr_all(struct sec_cam_bmp *map) { map->m0 = 0; #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32) map->m1 = 0; #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64) map->m2 = 0; #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96) map->m3 = 0; #endif } inline bool rtw_sec_camid_is_drv_forbid(struct cam_ctl_t *cam_ctl, u8 id) { struct sec_cam_bmp forbid_map; forbid_map.m0 = 0x00000ff0; #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32) forbid_map.m1 = 0x00000000; #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64) forbid_map.m2 = 0x00000000; #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96) forbid_map.m3 = 0x00000000; #endif if (id < 32) return forbid_map.m0 & BIT(id); #if (SEC_CAM_ENT_NUM_SW_LIMIT > 32) else if (id < 64) return forbid_map.m1 & BIT(id - 32); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 64) else if (id < 96) return forbid_map.m2 & BIT(id - 64); #endif #if (SEC_CAM_ENT_NUM_SW_LIMIT > 96) else if (id < 128) return forbid_map.m3 & BIT(id - 96); #endif else rtw_warn_on(1); return 1; } static bool _rtw_sec_camid_is_used(struct cam_ctl_t *cam_ctl, u8 id) { bool ret = false; if (id >= cam_ctl->num) { rtw_warn_on(1); goto exit; } ret = rtw_sec_camid_is_set(&cam_ctl->used, id); exit: return ret; } inline bool rtw_sec_camid_is_used(struct cam_ctl_t *cam_ctl, u8 id) { unsigned long irqL; bool ret; _enter_critical_bh(&cam_ctl->lock, &irqL); ret = _rtw_sec_camid_is_used(cam_ctl, id); _exit_critical_bh(&cam_ctl->lock, &irqL); return ret; } u8 rtw_get_sec_camid(_adapter *adapter, u8 max_bk_key_num, u8 *sec_key_id) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; int i; unsigned long irqL; u8 sec_cam_num = 0; _enter_critical_bh(&cam_ctl->lock, &irqL); for (i = 0; i < cam_ctl->num; i++) { if (_rtw_sec_camid_is_used(cam_ctl, i)) { sec_key_id[sec_cam_num++] = i; if (sec_cam_num == max_bk_key_num) break; } } _exit_critical_bh(&cam_ctl->lock, &irqL); return sec_cam_num; } inline bool _rtw_camid_is_gk(_adapter *adapter, u8 cam_id) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; bool ret = false; if (cam_id >= cam_ctl->num) { rtw_warn_on(1); goto exit; } if (_rtw_sec_camid_is_used(cam_ctl, cam_id) == false) goto exit; ret = (dvobj->cam_cache[cam_id].ctrl & BIT6) ? true : false; exit: return ret; } inline bool rtw_camid_is_gk(_adapter *adapter, u8 cam_id) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; bool ret; _enter_critical_bh(&cam_ctl->lock, &irqL); ret = _rtw_camid_is_gk(adapter, cam_id); _exit_critical_bh(&cam_ctl->lock, &irqL); return ret; } static bool cam_cache_chk(_adapter *adapter, u8 id, u8 *addr, s16 kid, s8 gk) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); bool ret = false; if (addr && !memcmp(dvobj->cam_cache[id].mac, addr, ETH_ALEN) == false) goto exit; if (kid >= 0 && kid != (dvobj->cam_cache[id].ctrl & 0x03)) goto exit; if (gk != -1 && (gk ? true : false) != _rtw_camid_is_gk(adapter, id)) goto exit; ret = true; exit: return ret; } static s16 _rtw_camid_search(_adapter *adapter, u8 *addr, s16 kid, s8 gk) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; int i; s16 cam_id = -1; for (i = 0; i < cam_ctl->num; i++) { if (cam_cache_chk(adapter, i, addr, kid, gk)) { cam_id = i; break; } } if (0) { if (addr) RTW_INFO(FUNC_ADPT_FMT" addr:"MAC_FMT" kid:%d, gk:%d, return cam_id:%d\n" , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid, gk, cam_id); else RTW_INFO(FUNC_ADPT_FMT" addr:%p kid:%d, gk:%d, return cam_id:%d\n" , FUNC_ADPT_ARG(adapter), addr, kid, gk, cam_id); } return cam_id; } s16 rtw_camid_search(_adapter *adapter, u8 *addr, s16 kid, s8 gk) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; s16 cam_id = -1; _enter_critical_bh(&cam_ctl->lock, &irqL); cam_id = _rtw_camid_search(adapter, addr, kid, gk); _exit_critical_bh(&cam_ctl->lock, &irqL); return cam_id; } static s16 rtw_get_camid(_adapter *adapter, struct sta_info *sta, u8 *addr, s16 kid) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; int i; u8 start_id = 0; s16 cam_id = -1; if (addr == NULL) { RTW_PRINT(FUNC_ADPT_FMT" mac_address is NULL\n" , FUNC_ADPT_ARG(adapter)); rtw_warn_on(1); goto _exit; } /* find cam entry which has the same addr, kid (, gk bit) */ if (_rtw_camctl_chk_cap(adapter, SEC_CAP_CHK_BMC)) i = _rtw_camid_search(adapter, addr, kid, sta ? false : true); else i = _rtw_camid_search(adapter, addr, kid, -1); if (i >= 0) { cam_id = i; goto _exit; } for (i = 0; i < cam_ctl->num; i++) { /* bypass default key which is allocated statically */ #ifndef CONFIG_CONCURRENT_MODE if (((i + start_id) % cam_ctl->num) < 4) continue; #endif if (_rtw_sec_camid_is_used(cam_ctl, ((i + start_id) % cam_ctl->num)) == false) break; } if (i == cam_ctl->num) { if (sta) RTW_PRINT(FUNC_ADPT_FMT" pairwise key with "MAC_FMT" id:%u no room\n" , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid); else RTW_PRINT(FUNC_ADPT_FMT" group key with "MAC_FMT" id:%u no room\n" , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), kid); rtw_warn_on(1); goto _exit; } cam_id = ((i + start_id) % cam_ctl->num); start_id = ((i + start_id + 1) % cam_ctl->num); _exit: return cam_id; } s16 rtw_camid_alloc(_adapter *adapter, struct sta_info *sta, u8 kid, bool *used) { struct mlme_ext_info *mlmeinfo = &adapter->mlmeextpriv.mlmext_info; struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; s16 cam_id = -1; *used = false; _enter_critical_bh(&cam_ctl->lock, &irqL); if ((((mlmeinfo->state & 0x03) == WIFI_FW_AP_STATE) || ((mlmeinfo->state & 0x03) == WIFI_FW_ADHOC_STATE)) && !sta) { #ifndef CONFIG_CONCURRENT_MODE /* AP/Ad-hoc mode group key static alloction to default key by key ID on Non-concurrent*/ if (kid > 3) { RTW_PRINT(FUNC_ADPT_FMT" group key with invalid key id:%u\n" , FUNC_ADPT_ARG(adapter), kid); rtw_warn_on(1); goto bitmap_handle; } cam_id = kid; #else u8 *addr = adapter_mac_addr(adapter); cam_id = rtw_get_camid(adapter, sta, addr, kid); if (1) RTW_PRINT(FUNC_ADPT_FMT" group key with "MAC_FMT" assigned cam_id:%u\n" , FUNC_ADPT_ARG(adapter), MAC_ARG(addr), cam_id); #endif } else { u8 *addr = sta ? sta->hwaddr : NULL; if (!sta) { if (!(mlmeinfo->state & WIFI_FW_ASSOC_SUCCESS)) { /* bypass STA mode group key setting before connected(ex:WEP) because bssid is not ready */ goto bitmap_handle; } addr = get_bssid(&adapter->mlmepriv);/*A2*/ } cam_id = rtw_get_camid(adapter, sta, addr, kid); } bitmap_handle: if (cam_id >= 0) { *used = _rtw_sec_camid_is_used(cam_ctl, cam_id); rtw_sec_cam_map_set(&cam_ctl->used, cam_id); } _exit_critical_bh(&cam_ctl->lock, &irqL); return cam_id; } static void rtw_camid_set(_adapter *adapter, u8 cam_id) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; _enter_critical_bh(&cam_ctl->lock, &irqL); if (cam_id < cam_ctl->num) rtw_sec_cam_map_set(&cam_ctl->used, cam_id); _exit_critical_bh(&cam_ctl->lock, &irqL); } void rtw_camid_free(_adapter *adapter, u8 cam_id) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; _enter_critical_bh(&cam_ctl->lock, &irqL); if (cam_id < cam_ctl->num) rtw_sec_cam_map_clr(&cam_ctl->used, cam_id); _exit_critical_bh(&cam_ctl->lock, &irqL); } /*Must pause TX/RX before use this API*/ inline void rtw_sec_cam_swap(_adapter *adapter, u8 cam_id_a, u8 cam_id_b) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; struct sec_cam_ent cache_a, cache_b; unsigned long irqL; bool cam_a_used, cam_b_used; if (1) RTW_INFO(ADPT_FMT" - sec_cam %d,%d swap\n", ADPT_ARG(adapter), cam_id_a, cam_id_b); if (cam_id_a == cam_id_b) return; #ifdef CONFIG_CONCURRENT_MODE rtw_mi_update_ap_bmc_camid(adapter, cam_id_a, cam_id_b); #endif /*setp-1. backup org cam_info*/ _enter_critical_bh(&cam_ctl->lock, &irqL); cam_a_used = _rtw_sec_camid_is_used(cam_ctl, cam_id_a); cam_b_used = _rtw_sec_camid_is_used(cam_ctl, cam_id_b); if (cam_a_used) memcpy(&cache_a, &dvobj->cam_cache[cam_id_a], sizeof(struct sec_cam_ent)); if (cam_b_used) memcpy(&cache_b, &dvobj->cam_cache[cam_id_b], sizeof(struct sec_cam_ent)); _exit_critical_bh(&cam_ctl->lock, &irqL); /*setp-2. clean cam_info*/ if (cam_a_used) { rtw_camid_free(adapter, cam_id_a); clear_cam_entry(adapter, cam_id_a); } if (cam_b_used) { rtw_camid_free(adapter, cam_id_b); clear_cam_entry(adapter, cam_id_b); } /*setp-3. set cam_info*/ if (cam_a_used) { write_cam(adapter, cam_id_b, cache_a.ctrl, cache_a.mac, cache_a.key); rtw_camid_set(adapter, cam_id_b); } if (cam_b_used) { write_cam(adapter, cam_id_a, cache_b.ctrl, cache_b.mac, cache_b.key); rtw_camid_set(adapter, cam_id_a); } } static s16 rtw_get_empty_cam_entry(_adapter *adapter, u8 start_camid) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = &dvobj->cam_ctl; unsigned long irqL; int i; s16 cam_id = -1; _enter_critical_bh(&cam_ctl->lock, &irqL); for (i = start_camid; i < cam_ctl->num; i++) { if (false == _rtw_sec_camid_is_used(cam_ctl, i)) { cam_id = i; break; } } _exit_critical_bh(&cam_ctl->lock, &irqL); return cam_id; } void rtw_clean_dk_section(_adapter *adapter) { struct dvobj_priv *dvobj = adapter_to_dvobj(adapter); struct cam_ctl_t *cam_ctl = dvobj_to_sec_camctl(dvobj); s16 ept_cam_id; int i; for (i = 0; i < 4; i++) { if (rtw_sec_camid_is_used(cam_ctl, i)) { ept_cam_id = rtw_get_empty_cam_entry(adapter, 4); if (ept_cam_id > 0) rtw_sec_cam_swap(adapter, i, ept_cam_id); } } } void rtw_clean_hw_dk_cam(_adapter *adapter) { int i; for (i = 0; i < 4; i++) rtw_sec_clr_cam_ent(adapter, i); /*_clear_cam_entry(adapter, i);*/ } void flush_all_cam_entry(_adapter *padapter) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); struct security_priv *psecpriv = &padapter->securitypriv; #ifdef CONFIG_CONCURRENT_MODE if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { struct sta_priv *pstapriv = &padapter->stapriv; struct sta_info *psta; psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.MacAddress); if (psta) { if (psta->state & WIFI_AP_STATE) { /*clear cam when ap free per sta_info*/ } else rtw_clearstakey_cmd(padapter, psta, false); } } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { int cam_id = -1; u8 *addr = adapter_mac_addr(padapter); while ((cam_id = rtw_camid_search(padapter, addr, -1, -1)) >= 0) { RTW_PRINT("clear wep or group key for addr:"MAC_FMT", camid:%d\n", MAC_ARG(addr), cam_id); clear_cam_entry(padapter, cam_id); rtw_camid_free(padapter, cam_id); } } #else /*NON CONFIG_CONCURRENT_MODE*/ invalidate_cam_all(padapter); /* clear default key related key search setting */ rtw_hal_set_hwreg(padapter, HW_VAR_SEC_DK_CFG, (u8 *)false); #endif } #if defined(CONFIG_P2P) && defined(CONFIG_WFD) void rtw_process_wfd_ie(_adapter *adapter, u8 *wfd_ie, u8 wfd_ielen, const char *tag) { struct wifidirect_info *wdinfo = &adapter->wdinfo; u8 *attr_content; u32 attr_contentlen = 0; if (!hal_chk_wl_func(adapter, WL_FUNC_MIRACAST)) return; RTW_INFO("[%s] Found WFD IE\n", tag); attr_content = rtw_get_wfd_attr_content(wfd_ie, wfd_ielen, WFD_ATTR_DEVICE_INFO, NULL, &attr_contentlen); if (attr_content && attr_contentlen) { wdinfo->wfd_info->peer_rtsp_ctrlport = RTW_GET_BE16(attr_content + 2); RTW_INFO("[%s] Peer PORT NUM = %d\n", tag, wdinfo->wfd_info->peer_rtsp_ctrlport); } } void rtw_process_wfd_ies(_adapter *adapter, u8 *ies, u8 ies_len, const char *tag) { u8 *wfd_ie; u32 wfd_ielen; if (!hal_chk_wl_func(adapter, WL_FUNC_MIRACAST)) return; wfd_ie = rtw_get_wfd_ie(ies, ies_len, NULL, &wfd_ielen); while (wfd_ie) { rtw_process_wfd_ie(adapter, wfd_ie, wfd_ielen, tag); wfd_ie = rtw_get_wfd_ie(wfd_ie + wfd_ielen, (ies + ies_len) - (wfd_ie + wfd_ielen), NULL, &wfd_ielen); } } #endif /* defined(CONFIG_P2P) && defined(CONFIG_WFD) */ int WMM_param_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) { /* 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->qospriv.qos_option == 0) { pmlmeinfo->WMM_enable = 0; return false; } if (!memcmp(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element))) return false; else memcpy(&(pmlmeinfo->WMM_param), (pIE->data + 6), sizeof(struct WMM_para_element)); pmlmeinfo->WMM_enable = 1; return true; } void WMMOnAssocRsp(_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; acm_mask = 0; if (is_supported_5g(pmlmeext->cur_wireless_mode) || (pmlmeext->cur_wireless_mode & WIRELESS_11_24N)) aSifsTime = 16; else aSifsTime = 10; if (pmlmeinfo->WMM_enable == 0) { padapter->mlmepriv.acm_mask = 0; AIFS = aSifsTime + (2 * pmlmeinfo->slotTime); if (pmlmeext->cur_wireless_mode & (WIRELESS_11G | WIRELESS_11A)) { ECWMin = 4; ECWMax = 10; } else if (pmlmeext->cur_wireless_mode & WIRELESS_11B) { ECWMin = 5; ECWMax = 10; } else { ECWMin = 4; ECWMax = 10; } TXOP = 0; acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); ECWMin = 2; ECWMax = 3; TXOP = 0x2f; acParm = AIFS | (ECWMin << 8) | (ECWMax << 12) | (TXOP << 16); rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); } else { edca[0] = edca[1] = edca[2] = edca[3] = 0; 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: rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acParm)); acm_mask |= (ACM ? BIT(1) : 0); edca[XMIT_BE_QUEUE] = acParm; break; case 0x1: rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acParm)); /* acm_mask |= (ACM? BIT(0):0); */ edca[XMIT_BK_QUEUE] = acParm; break; case 0x2: rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acParm)); acm_mask |= (ACM ? BIT(2) : 0); edca[XMIT_VI_QUEUE] = acParm; break; case 0x3: rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acParm)); acm_mask |= (ACM ? BIT(3) : 0); edca[XMIT_VO_QUEUE] = acParm; break; } RTW_INFO("WMM(%x): %x, %x\n", ACI, ACM, acParm); } if (padapter->registrypriv.acm_method == 1) rtw_hal_set_hwreg(padapter, HW_VAR_ACM_CTRL, (u8 *)(&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]; RTW_INFO("wmm_para_seq(%d): %d\n", i, pxmitpriv->wmm_para_seq[i]); } #ifdef CONFIG_WMMPS if (pmlmeinfo->WMM_param.QoS_info & BIT(7)) rtw_hal_set_hwreg(padapter, HW_VAR_UAPSD_TID, NULL); #endif } } static void bwmode_update_check(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) { unsigned char new_bwmode; unsigned char new_ch_offset; struct HT_info_element *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; u8 cbw40_enable = 0; if (!pIE) return; if (phtpriv->ht_option == false) return; if (pmlmeext->cur_bwmode >= CHANNEL_WIDTH_80) return; if (pIE->Length > sizeof(struct HT_info_element)) return; pHT_info = (struct HT_info_element *)pIE->data; if (hal_chk_bw_cap(padapter, BW_CAP_40M)) { if (pmlmeext->cur_channel > 14) { if (REGSTY_IS_BW_5G_SUPPORT(pregistrypriv, CHANNEL_WIDTH_40)) cbw40_enable = 1; } else { if (REGSTY_IS_BW_2G_SUPPORT(pregistrypriv, CHANNEL_WIDTH_40)) cbw40_enable = 1; } } if ((pHT_info->infos[0] & BIT(2)) && cbw40_enable) { new_bwmode = CHANNEL_WIDTH_40; switch (pHT_info->infos[0] & 0x3) { case 1: new_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; break; case 3: new_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; break; default: new_bwmode = CHANNEL_WIDTH_20; new_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; break; } } else { new_bwmode = 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) && new_bwmode < pmlmeext->cur_bwmode ) { pmlmeinfo->bwmode_updated = true; pmlmeext->cur_bwmode = new_bwmode; pmlmeext->cur_ch_offset = new_ch_offset; /* update HT info also */ HT_info_handler(padapter, pIE); } else pmlmeinfo->bwmode_updated = false; if (pmlmeinfo->bwmode_updated) { struct sta_info *psta; WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network); struct sta_priv *pstapriv = &padapter->stapriv; /* set_channel_bwmode(padapter, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); */ /* update ap's stainfo */ psta = rtw_get_stainfo(pstapriv, cur_network->MacAddress); if (psta) { struct ht_priv *phtpriv_sta = &psta->htpriv; if (phtpriv_sta->ht_option) { /* bwmode */ psta->bw_mode = pmlmeext->cur_bwmode; phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset; } else { psta->bw_mode = CHANNEL_WIDTH_20; phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; } rtw_dm_ra_mask_wk_cmd(padapter, (u8 *)psta); } /* pmlmeinfo->bwmode_updated = false; */ /* bwmode_updated done, reset it! */ } } void HT_caps_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) { unsigned int i; u8 rf_type = RF_1T1R; u8 max_AMPDU_len, min_MPDU_spacing; u8 cur_ldpc_cap = 0, cur_stbc_cap = 0, cur_beamform_cap = 0, tx_nss = 0; 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 registry_priv *pregistrypriv = &padapter->registrypriv; struct hal_spec_t *hal_spec = GET_HAL_SPEC(padapter); if (pIE == NULL) return; if (phtpriv->ht_option == false) return; pmlmeinfo->HT_caps_enable = 1; for (i = 0; i < (pIE->Length); i++) { if (i != 2) { /* Commented by Albert 2010/07/12 */ /* Got the endian issue here. */ pmlmeinfo->HT_caps.u.HT_cap[i] &= (pIE->data[i]); } else { /* AMPDU Parameters field */ /* Get MIN of MAX AMPDU Length Exp */ if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (pIE->data[i] & 0x3)) max_AMPDU_len = (pIE->data[i] & 0x3); else max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3); /* Get MAX of MIN MPDU Start Spacing */ if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (pIE->data[i] & 0x1c)) min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c); else min_MPDU_spacing = (pIE->data[i] & 0x1c); pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para = max_AMPDU_len | min_MPDU_spacing; } } /* Commented by Albert 2010/07/12 */ /* Have to handle the endian issue after copying. */ /* HT_ext_caps didn't be used yet. */ pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info = pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info; pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps = pmlmeinfo->HT_caps.u.HT_cap_element.HT_ext_caps; /* update the MCS set */ for (i = 0; i < 16; i++) pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i]; rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); tx_nss = rtw_min(rf_type_to_rf_tx_cnt(rf_type), hal_spec->tx_nss_num); switch (tx_nss) { case 1: set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R); break; case 2: #ifdef CONFIG_DISABLE_MCS13TO15 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1) set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF); else #endif set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R); break; case 3: set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_3R); break; case 4: set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_4R); break; default: RTW_WARN("rf_type:%d or tx_nss:%u is not expected\n", rf_type, hal_spec->tx_nss_num); } if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { /* Config STBC setting */ if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_RX_STBC(pIE->data)) { SET_FLAG(cur_stbc_cap, STBC_HT_ENABLE_TX); RTW_INFO("Enable HT Tx STBC !\n"); } phtpriv->stbc_cap = cur_stbc_cap; #ifdef CONFIG_BEAMFORMING /* Config Tx beamforming setting */ if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) && GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data)) { SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE); /* Shift to BEAMFORMING_HT_BEAMFORMEE_CHNL_EST_CAP*/ SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_CHNL_ESTIMATION_NUM_ANTENNAS(pIE->data) << 6); } if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) && GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data)) { SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE); /* Shift to BEAMFORMING_HT_BEAMFORMER_STEER_NUM*/ SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(pIE->data) << 4); } phtpriv->beamform_cap = cur_beamform_cap; if (cur_beamform_cap) RTW_INFO("AP HT Beamforming Cap = 0x%02X\n", cur_beamform_cap); #endif /*CONFIG_BEAMFORMING*/ } else { /*WIFI_STATION_STATEorI_ADHOC_STATE or WIFI_ADHOC_MASTER_STATE*/ /* Config LDPC Coding Capability */ if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAP_ELE_LDPC_CAP(pIE->data)) { SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX)); RTW_INFO("Enable HT Tx LDPC!\n"); } phtpriv->ldpc_cap = cur_ldpc_cap; /* Config STBC setting */ if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_RX_STBC(pIE->data)) { SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX)); RTW_INFO("Enable HT Tx STBC!\n"); } phtpriv->stbc_cap = cur_stbc_cap; #ifdef CONFIG_BEAMFORMING #ifdef RTW_BEAMFORMING_VERSION_2 /* Config beamforming setting */ if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) && GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data)) { SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE); /* Shift to BEAMFORMING_HT_BEAMFORMEE_CHNL_EST_CAP*/ SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_CHNL_ESTIMATION_NUM_ANTENNAS(pIE->data) << 6); } if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) && GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data)) { SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE); /* Shift to BEAMFORMING_HT_BEAMFORMER_STEER_NUM*/ SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(pIE->data) << 4); } #else /* !RTW_BEAMFORMING_VERSION_2 */ /* Config Tx beamforming setting */ if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) && GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(pIE->data)) { SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE); /* Shift to BEAMFORMING_HT_BEAMFORMEE_CHNL_EST_CAP*/ SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_CHNL_ESTIMATION_NUM_ANTENNAS(pIE->data) << 6); } if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) && GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(pIE->data)) { SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE); /* Shift to BEAMFORMING_HT_BEAMFORMER_STEER_NUM*/ SET_FLAG(cur_beamform_cap, GET_HT_CAP_TXBF_COMP_STEERING_NUM_ANTENNAS(pIE->data) << 4); } #endif /* !RTW_BEAMFORMING_VERSION_2 */ phtpriv->beamform_cap = cur_beamform_cap; if (cur_beamform_cap) RTW_INFO("Client HT Beamforming Cap = 0x%02X\n", cur_beamform_cap); #endif /*CONFIG_BEAMFORMING*/ } } void HT_info_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) { 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 (pIE == NULL) return; if (phtpriv->ht_option == false) return; if (pIE->Length > sizeof(struct HT_info_element)) return; pmlmeinfo->HT_info_enable = 1; memcpy(&(pmlmeinfo->HT_info), pIE->data, pIE->Length); return; } void HTOnAssocRsp(_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); RTW_INFO("%s\n", __func__); if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) pmlmeinfo->HT_enable = 1; else { pmlmeinfo->HT_enable = 0; /* set_channel_bwmode(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_caps.u.HT_cap_element.AMPDU_para & 0x03; min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2; rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing)); rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len)); } void ERP_IE_handler(_adapter *padapter, PNDIS_802_11_VARIABLE_IEs pIE) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); if (pIE->Length > 1) return; pmlmeinfo->ERP_enable = 1; memcpy(&(pmlmeinfo->ERP_IE), pIE->data, pIE->Length); } void VCS_update(_adapter *padapter, struct sta_info *psta) { 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); 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 == 1) { /* 1:RTS/CTS 2:CTS to self */ 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))) /*||(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT)*/ ) { if (pregpriv->vcs_type == 1) { psta->rtsen = 1; psta->cts2self = 0; } else { psta->rtsen = 0; psta->cts2self = 1; } } else { psta->rtsen = 0; psta->cts2self = 0; } break; } } void update_ldpc_stbc_cap(struct sta_info *psta) { if (psta->htpriv.ht_option) { if (TEST_FLAG(psta->htpriv.ldpc_cap, LDPC_HT_ENABLE_TX)) psta->ldpc = 1; if (TEST_FLAG(psta->htpriv.stbc_cap, STBC_HT_ENABLE_TX)) psta->stbc = 1; } else { psta->ldpc = 0; psta->stbc = 0; } } static int check_ielen(u8 *start, uint len) { int left = len; u8 *pos = start; int unknown = 0; u8 id, elen; while (left >= 2) { id = *pos++; elen = *pos++; left -= 2; if (elen > left) { RTW_INFO("IEEE 802.11 element parse failed (id=%d elen=%d left=%lu)\n", id, elen, (unsigned long) left); return false; } if ((id == WLAN_EID_VENDOR_SPECIFIC) && (elen < 4)) return false; left -= elen; pos += elen; } if (left) return false; return true; } int validate_beacon_len(u8 *pframe, u32 len) { u8 ie_offset = _BEACON_IE_OFFSET_ + sizeof(struct rtw_ieee80211_hdr_3addr); if (len < ie_offset) { RTW_INFO("%s: incorrect beacon length(%d)\n", __func__, len); return false; } if (check_ielen(pframe + ie_offset, len - ie_offset) == false) return false; return true; } /* * rtw_get_bcn_keys: get beacon keys from recv frame * * TODO: * WLAN_EID_COUNTRY * WLAN_EID_ERP_INFO * WLAN_EID_CHANNEL_SWITCH * WLAN_EID_PWR_CONSTRAINT */ int rtw_get_bcn_keys(ADAPTER *Adapter, u8 *pframe, u32 packet_len, struct beacon_keys *recv_beacon) { int left; u16 capability; unsigned char *pos; struct rtw_ieee802_11_elems elems; struct rtw_ieee80211_ht_cap *pht_cap = NULL; struct HT_info_element *pht_info = NULL; memset(recv_beacon, 0, sizeof(*recv_beacon)); /* checking capabilities */ capability = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN + 10)); /* checking IEs */ left = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr) - _BEACON_IE_OFFSET_; pos = pframe + sizeof(struct rtw_ieee80211_hdr_3addr) + _BEACON_IE_OFFSET_; if (rtw_ieee802_11_parse_elems(pos, left, &elems, 1) == ParseFailed) return false; /* check bw and channel offset */ if (elems.ht_capabilities) { if (elems.ht_capabilities_len != sizeof(*pht_cap)) return false; pht_cap = (struct rtw_ieee80211_ht_cap *) elems.ht_capabilities; recv_beacon->ht_cap_info = le16_to_cpu(pht_cap->cap_info); } if (elems.ht_operation) { if (elems.ht_operation_len != sizeof(*pht_info)) return false; pht_info = (struct HT_info_element *) elems.ht_operation; recv_beacon->ht_info_infos_0_sco = pht_info->infos[0] & 0x03; } /* Checking for channel */ if (elems.ds_params && elems.ds_params_len == sizeof(recv_beacon->bcn_channel)) memcpy(&recv_beacon->bcn_channel, elems.ds_params, sizeof(recv_beacon->bcn_channel)); else if (pht_info) /* In 5G, some ap do not have DSSET IE checking HT info for channel */ recv_beacon->bcn_channel = pht_info->primary_channel; else { /* we don't find channel IE, so don't check it */ /* RTW_INFO("Oops: %s we don't find channel IE, so don't check it\n", __func__); */ recv_beacon->bcn_channel = Adapter->mlmeextpriv.cur_channel; } /* checking SSID */ if (elems.ssid) { if (elems.ssid_len > sizeof(recv_beacon->ssid)) return false; memcpy(recv_beacon->ssid, elems.ssid, elems.ssid_len); recv_beacon->ssid_len = elems.ssid_len; } else ; /* means hidden ssid */ /* checking RSN first */ if (elems.rsn_ie && elems.rsn_ie_len) { recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WPA2; rtw_parse_wpa2_ie(elems.rsn_ie - 2, elems.rsn_ie_len + 2, &recv_beacon->group_cipher, &recv_beacon->pairwise_cipher, &recv_beacon->is_8021x); } /* checking WPA secon */ else if (elems.wpa_ie && elems.wpa_ie_len) { recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WPA; rtw_parse_wpa_ie(elems.wpa_ie - 2, elems.wpa_ie_len + 2, &recv_beacon->group_cipher, &recv_beacon->pairwise_cipher, &recv_beacon->is_8021x); } else if (capability & BIT(4)) recv_beacon->encryp_protocol = ENCRYP_PROTOCOL_WEP; return true; } void rtw_dump_bcn_keys(struct beacon_keys *recv_beacon) { int i; char *p; u8 ssid[IW_ESSID_MAX_SIZE + 1]; memcpy(ssid, recv_beacon->ssid, recv_beacon->ssid_len); ssid[recv_beacon->ssid_len] = '\0'; RTW_INFO("%s: ssid = %s\n", __func__, ssid); RTW_INFO("%s: channel = %x\n", __func__, recv_beacon->bcn_channel); RTW_INFO("%s: ht_cap = %x\n", __func__, recv_beacon->ht_cap_info); RTW_INFO("%s: ht_info_infos_0_sco = %x\n", __func__, recv_beacon->ht_info_infos_0_sco); RTW_INFO("%s: sec=%d, group = %x, pair = %x, 8021X = %x\n", __func__, recv_beacon->encryp_protocol, recv_beacon->group_cipher, recv_beacon->pairwise_cipher, recv_beacon->is_8021x); } int rtw_check_bcn_info(ADAPTER *Adapter, u8 *pframe, u32 packet_len) { unsigned int len; u8 *pbssid = GetAddr3Ptr(pframe); struct mlme_priv *pmlmepriv = &Adapter->mlmepriv; struct wlan_network *cur_network = &(Adapter->mlmepriv.cur_network); struct beacon_keys recv_beacon; if (is_client_associated_to_ap(Adapter) == false) return true; len = packet_len - sizeof(struct rtw_ieee80211_hdr_3addr); if (len > MAX_IE_SZ) { RTW_WARN("%s IE too long for survey event\n", __func__); return _FAIL; } if (!memcmp(cur_network->network.MacAddress, pbssid, 6) == false) { RTW_WARN("Oops: rtw_check_network_encrypt linked but recv other bssid bcn\n" MAC_FMT MAC_FMT, MAC_ARG(pbssid), MAC_ARG(cur_network->network.MacAddress)); return true; } if (rtw_get_bcn_keys(Adapter, pframe, packet_len, &recv_beacon) == false) return true; /* parsing failed => broken IE */ /* don't care hidden ssid, use current beacon ssid directly */ if (recv_beacon.ssid_len == 0) { memcpy(recv_beacon.ssid, pmlmepriv->cur_beacon_keys.ssid, pmlmepriv->cur_beacon_keys.ssid_len); recv_beacon.ssid_len = pmlmepriv->cur_beacon_keys.ssid_len; } if (!memcmp(&recv_beacon, &pmlmepriv->cur_beacon_keys, sizeof(recv_beacon))) pmlmepriv->new_beacon_cnts = 0; else if ((pmlmepriv->new_beacon_cnts == 0) || !memcmp(&recv_beacon, &pmlmepriv->new_beacon_keys, sizeof(recv_beacon)) == false) { RTW_DBG("%s: start new beacon (seq=%d)\n", __func__, GetSequence(pframe)); if (pmlmepriv->new_beacon_cnts == 0) { RTW_ERR("%s: cur beacon key\n", __func__); RTW_DBG_EXPR(rtw_dump_bcn_keys(&pmlmepriv->cur_beacon_keys)); } RTW_DBG("%s: new beacon key\n", __func__); RTW_DBG_EXPR(rtw_dump_bcn_keys(&recv_beacon)); memcpy(&pmlmepriv->new_beacon_keys, &recv_beacon, sizeof(recv_beacon)); pmlmepriv->new_beacon_cnts = 1; } else { RTW_DBG("%s: new beacon again (seq=%d)\n", __func__, GetSequence(pframe)); pmlmepriv->new_beacon_cnts++; } /* if counter >= max, it means beacon is changed really */ if (pmlmepriv->new_beacon_cnts >= new_bcn_max) { /* check bw mode change only? */ pmlmepriv->cur_beacon_keys.ht_cap_info = recv_beacon.ht_cap_info; pmlmepriv->cur_beacon_keys.ht_info_infos_0_sco = recv_beacon.ht_info_infos_0_sco; if (!memcmp(&recv_beacon, &pmlmepriv->cur_beacon_keys, sizeof(recv_beacon)) == false) { /* beacon is changed, have to do disconnect/connect */ RTW_WARN("%s: new beacon occur!!\n", __func__); return _FAIL; } RTW_INFO("%s bw mode change\n", __func__); RTW_INFO("%s bcn now: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); cur_network->BcnInfo.ht_cap_info = recv_beacon.ht_cap_info; cur_network->BcnInfo.ht_info_infos_0 = (cur_network->BcnInfo.ht_info_infos_0 & (~0x03)) | recv_beacon.ht_info_infos_0_sco; RTW_INFO("%s bcn link: ht_cap_info:%x ht_info_infos_0:%x\n", __func__, cur_network->BcnInfo.ht_cap_info, cur_network->BcnInfo.ht_info_infos_0); memcpy(&pmlmepriv->cur_beacon_keys, &recv_beacon, sizeof(recv_beacon)); pmlmepriv->new_beacon_cnts = 0; } return _SUCCESS; } void update_beacon_info(_adapter *padapter, u8 *pframe, uint pkt_len, struct sta_info *psta) { unsigned int i; unsigned int len; PNDIS_802_11_VARIABLE_IEs pIE; #ifdef CONFIG_TDLS struct tdls_info *ptdlsinfo = &padapter->tdlsinfo; u8 tdls_prohibited[] = { 0x00, 0x00, 0x00, 0x00, 0x10 }; /* bit(38): TDLS_prohibited */ #endif /* CONFIG_TDLS */ len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); for (i = 0; i < len;) { pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); switch (pIE->ElementID) { case _VENDOR_SPECIFIC_IE_: /* to update WMM paramter set while receiving beacon */ if (!memcmp(pIE->data, WMM_PARA_OUI, 6) && pIE->Length == WLAN_WMM_LEN) /* WMM */ if (WMM_param_handler(padapter, pIE)) report_wmm_edca_update(padapter); break; case _HT_EXTRA_INFO_IE_: /* HT info */ /* HT_info_handler(padapter, pIE); */ bwmode_update_check(padapter, pIE); break; case _ERPINFO_IE_: ERP_IE_handler(padapter, pIE); VCS_update(padapter, psta); break; #ifdef CONFIG_TDLS case _EXT_CAP_IE_: if (check_ap_tdls_prohibited(pIE->data, pIE->Length)) ptdlsinfo->ap_prohibited = true; if (check_ap_tdls_ch_switching_prohibited(pIE->data, pIE->Length)) ptdlsinfo->ch_switch_prohibited = true; break; #endif /* CONFIG_TDLS */ default: break; } i += (pIE->Length + 2); } } #ifdef CONFIG_DFS void process_csa_ie(_adapter *padapter, u8 *pframe, uint pkt_len) { unsigned int i; unsigned int len; PNDIS_802_11_VARIABLE_IEs pIE; u8 new_ch_no = 0; if (padapter->mlmepriv.handle_dfs) return; len = pkt_len - (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN); for (i = 0; i < len;) { pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + (_BEACON_IE_OFFSET_ + WLAN_HDR_A3_LEN) + i); switch (pIE->ElementID) { case _CH_SWTICH_ANNOUNCE_: padapter->mlmepriv.handle_dfs = true; memcpy(&new_ch_no, pIE->data + 1, 1); rtw_set_csa_cmd(padapter, new_ch_no); break; default: break; } i += (pIE->Length + 2); } } #endif /* CONFIG_DFS */ unsigned int is_ap_in_tkip(_adapter *padapter) { u32 i; PNDIS_802_11_VARIABLE_IEs pIE; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network); if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) { for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pmlmeinfo->network.IELength;) { pIE = (PNDIS_802_11_VARIABLE_IEs)(pmlmeinfo->network.IEs + i); switch (pIE->ElementID) { case _VENDOR_SPECIFIC_IE_: if ((!memcmp(pIE->data, RTW_WPA_OUI, 4)) && (!memcmp((pIE->data + 12), WPA_TKIP_CIPHER, 4))) return true; break; case _RSN_IE_2_: if (!memcmp((pIE->data + 8), RSN_TKIP_CIPHER, 4)) return true; default: break; } i += (pIE->Length + 2); } return false; } else return false; } unsigned int should_forbid_n_rate(_adapter *padapter) { u32 i; PNDIS_802_11_VARIABLE_IEs pIE; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; WLAN_BSSID_EX *cur_network = &pmlmepriv->cur_network.network; if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) { for (i = sizeof(NDIS_802_11_FIXED_IEs); i < cur_network->IELength;) { pIE = (PNDIS_802_11_VARIABLE_IEs)(cur_network->IEs + i); switch (pIE->ElementID) { case _VENDOR_SPECIFIC_IE_: if (!memcmp(pIE->data, RTW_WPA_OUI, 4) && ((!memcmp((pIE->data + 12), WPA_CIPHER_SUITE_CCMP, 4)) || (!memcmp((pIE->data + 16), WPA_CIPHER_SUITE_CCMP, 4)))) return false; break; case _RSN_IE_2_: if ((!memcmp((pIE->data + 8), RSN_CIPHER_SUITE_CCMP, 4)) || (!memcmp((pIE->data + 12), RSN_CIPHER_SUITE_CCMP, 4))) return false; default: break; } i += (pIE->Length + 2); } return true; } else return false; } unsigned int is_ap_in_wep(_adapter *padapter) { u32 i; PNDIS_802_11_VARIABLE_IEs pIE; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network); if (rtw_get_capability((WLAN_BSSID_EX *)cur_network) & WLAN_CAPABILITY_PRIVACY) { for (i = sizeof(NDIS_802_11_FIXED_IEs); i < pmlmeinfo->network.IELength;) { pIE = (PNDIS_802_11_VARIABLE_IEs)(pmlmeinfo->network.IEs + i); switch (pIE->ElementID) { case _VENDOR_SPECIFIC_IE_: if (!memcmp(pIE->data, RTW_WPA_OUI, 4)) return false; break; case _RSN_IE_2_: return false; default: break; } i += (pIE->Length + 2); } return true; } else return false; } int wifirate2_ratetbl_inx(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_rate(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_inx(*(ptn + i)); } return mask; } unsigned int update_supported_rate(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_inx(*(ptn + i)); return mask; } int support_short_GI(_adapter *padapter, struct HT_caps_element *pHT_caps, u8 bwmode) { unsigned char bit_offset; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); if (!(pmlmeinfo->HT_enable)) return _FAIL; bit_offset = (bwmode & CHANNEL_WIDTH_40) ? 6 : 5; if (le16_to_cpu(pHT_caps->u.HT_cap_element.HT_caps_info) & (0x1 << bit_offset)) return _SUCCESS; else return _FAIL; } unsigned char get_highest_rate_idx(u32 mask) { int i; unsigned char rate_idx = 0; for (i = 31; i >= 0; i--) { if (mask & BIT(i)) { rate_idx = i; break; } } return rate_idx; } void Update_RA_Entry(_adapter *padapter, struct sta_info *psta) { rtw_hal_update_ra_mask(psta, psta->rssi_level, true); } void set_sta_rate(_adapter *padapter, struct sta_info *psta) { /* rate adaptive */ rtw_hal_update_ra_mask(psta, psta->rssi_level, true); } /* Update RRSR and Rate for USERATE */ void update_tx_basic_rate(_adapter *padapter, u8 wirelessmode) { NDIS_802_11_RATES_EX supported_rates; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; #ifdef CONFIG_P2P struct wifidirect_info *pwdinfo = &padapter->wdinfo; /* Added by Albert 2011/03/22 */ /* In the P2P mode, the driver should not support the b mode. */ /* So, the Tx packet shouldn't use the CCK rate */ if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) return; #endif /* CONFIG_P2P */ #ifdef CONFIG_INTEL_WIDI if (padapter->mlmepriv.widi_state != INTEL_WIDI_STATE_NONE) return; #endif /* CONFIG_INTEL_WIDI */ memset(supported_rates, 0, NDIS_802_11_LENGTH_RATES_EX); /* clear B mod if current channel is in 5G band, avoid tx cck rate in 5G band. */ if (pmlmeext->cur_channel > 14) wirelessmode &= ~(WIRELESS_11B); if ((wirelessmode & WIRELESS_11B) && (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_rate(padapter, IEEE80211_CCK_RATE_1MB); else update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, supported_rates); } unsigned char check_assoc_AP(u8 *pframe, uint len) { unsigned int i; PNDIS_802_11_VARIABLE_IEs pIE; for (i = sizeof(NDIS_802_11_FIXED_IEs); i < len;) { pIE = (PNDIS_802_11_VARIABLE_IEs)(pframe + i); switch (pIE->ElementID) { case _VENDOR_SPECIFIC_IE_: if ((!memcmp(pIE->data, ATHEROS_OUI1, 3)) || (!memcmp(pIE->data, ATHEROS_OUI2, 3))) { RTW_INFO("link to Artheros AP\n"); return HT_IOT_PEER_ATHEROS; } else if ((!memcmp(pIE->data, BROADCOM_OUI1, 3)) || (!memcmp(pIE->data, BROADCOM_OUI2, 3)) || (!memcmp(pIE->data, BROADCOM_OUI3, 3))) { RTW_INFO("link to Broadcom AP\n"); return HT_IOT_PEER_BROADCOM; } else if (!memcmp(pIE->data, MARVELL_OUI, 3)) { RTW_INFO("link to Marvell AP\n"); return HT_IOT_PEER_MARVELL; } else if (!memcmp(pIE->data, RALINK_OUI, 3)) { RTW_INFO("link to Ralink AP\n"); return HT_IOT_PEER_RALINK; } else if (!memcmp(pIE->data, CISCO_OUI, 3)) { RTW_INFO("link to Cisco AP\n"); return HT_IOT_PEER_CISCO; } else if (!memcmp(pIE->data, REALTEK_OUI, 3)) { u32 Vender = HT_IOT_PEER_REALTEK; if (pIE->Length >= 5) { if (pIE->data[4] == 1) { /* if(pIE->data[5] & RT_HT_CAP_USE_LONG_PREAMBLE) */ /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_LONG_PREAMBLE; */ if (pIE->data[5] & RT_HT_CAP_USE_92SE) { /* bssDesc->BssHT.RT2RT_HT_Mode |= RT_HT_CAP_USE_92SE; */ Vender = HT_IOT_PEER_REALTEK_92SE; } } if (pIE->data[5] & RT_HT_CAP_USE_SOFTAP) Vender = HT_IOT_PEER_REALTEK_SOFTAP; if (pIE->data[4] == 2) { if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_BCUT) { Vender = HT_IOT_PEER_REALTEK_JAGUAR_BCUTAP; RTW_INFO("link to Realtek JAGUAR_BCUTAP\n"); } if (pIE->data[6] & RT_HT_CAP_USE_JAGUAR_CCUT) { Vender = HT_IOT_PEER_REALTEK_JAGUAR_CCUTAP; RTW_INFO("link to Realtek JAGUAR_CCUTAP\n"); } } } RTW_INFO("link to Realtek AP\n"); return Vender; } else if (!memcmp(pIE->data, AIRGOCAP_OUI, 3)) { RTW_INFO("link to Airgo Cap\n"); return HT_IOT_PEER_AIRGO; } else break; default: break; } i += (pIE->Length + 2); } RTW_INFO("link to new AP\n"); return HT_IOT_PEER_UNKNOWN; } void update_capinfo(PADAPTER Adapter, u16 updateCap) { struct mlme_ext_priv *pmlmeext = &Adapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); bool ShortPreamble; /* Check preamble mode, 2005.01.06, by rcnjko. */ /* Mark to update preamble value forever, 2008.03.18 by lanhsin */ /* if( pMgntInfo->RegPreambleMode == PREAMBLE_AUTO ) */ { if (updateCap & cShortPreamble) { /* Short Preamble */ if (pmlmeinfo->preamble_mode != PREAMBLE_SHORT) { /* PREAMBLE_LONG or PREAMBLE_AUTO */ ShortPreamble = true; pmlmeinfo->preamble_mode = PREAMBLE_SHORT; rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); } } else { /* Long Preamble */ if (pmlmeinfo->preamble_mode != PREAMBLE_LONG) { /* PREAMBLE_SHORT or PREAMBLE_AUTO */ ShortPreamble = false; pmlmeinfo->preamble_mode = PREAMBLE_LONG; rtw_hal_set_hwreg(Adapter, HW_VAR_ACK_PREAMBLE, (u8 *)&ShortPreamble); } } } 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_11_24N | WIRELESS_11A | WIRELESS_11_5N | WIRELESS_11AC)) pmlmeinfo->slotTime = SHORT_SLOT_TIME; else if (pmlmeext->cur_wireless_mode & (WIRELESS_11G)) { if ((updateCap & cShortSlotTime) /* && (!(pMgntInfo->pHTInfo->RT2RT_HT_Mode & RT_HT_CAP_USE_LONG_PREAMBLE)) */) { /* Short Slot Time */ pmlmeinfo->slotTime = SHORT_SLOT_TIME; } else { /* Long Slot Time */ pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; } } else { /* B Mode */ pmlmeinfo->slotTime = NON_SHORT_SLOT_TIME; } } rtw_hal_set_hwreg(Adapter, HW_VAR_SLOT_TIME, &pmlmeinfo->slotTime); } /* * set adapter.mlmeextpriv.mlmext_info.HT_enable * set adapter.mlmeextpriv.cur_wireless_mode * set SIFS register * set mgmt tx rate */ void update_wireless_mode(_adapter *padapter) { int ratelen, network_type = 0; u32 SIFS_Timer; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network); unsigned char *rate = cur_network->SupportedRates; #ifdef CONFIG_P2P struct wifidirect_info *pwdinfo = &(padapter->wdinfo); #endif /* CONFIG_P2P */ ratelen = rtw_get_rateset_len(cur_network->SupportedRates); if ((pmlmeinfo->HT_info_enable) && (pmlmeinfo->HT_caps_enable)) pmlmeinfo->HT_enable = 1; if (pmlmeext->cur_channel > 14) { if (pmlmeinfo->VHT_enable) network_type = WIRELESS_11AC; else if (pmlmeinfo->HT_enable) network_type = WIRELESS_11_5N; network_type |= WIRELESS_11A; } else { if (pmlmeinfo->VHT_enable) network_type = WIRELESS_11AC; else if (pmlmeinfo->HT_enable) network_type = WIRELESS_11_24N; if ((cckratesonly_included(rate, ratelen))) network_type |= WIRELESS_11B; else if ((cckrates_included(rate, ratelen))) network_type |= WIRELESS_11BG; else network_type |= WIRELESS_11G; } pmlmeext->cur_wireless_mode = network_type & padapter->registrypriv.wireless_mode; SIFS_Timer = 0x0a0a0808; /* 0x0808->for CCK, 0x0a0a->for OFDM * change this value if having IOT issues. */ rtw_hal_set_hwreg(padapter, HW_VAR_RESP_SIFS, (u8 *)&SIFS_Timer); rtw_hal_set_hwreg(padapter, HW_VAR_WIRELESS_MODE, (u8 *)&(pmlmeext->cur_wireless_mode)); if ((pmlmeext->cur_wireless_mode & WIRELESS_11B) #ifdef CONFIG_P2P && (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE) #ifdef CONFIG_IOCTL_CFG80211 || !rtw_cfg80211_iface_has_p2p_group_cap(padapter) #endif ) #endif ) update_mgnt_tx_rate(padapter, IEEE80211_CCK_RATE_1MB); else update_mgnt_tx_rate(padapter, IEEE80211_OFDM_RATE_6MB); } void update_sta_basic_rate(struct sta_info *psta, u8 wireless_mode) { if (IsSupportedTxCCK(wireless_mode)) { /* Only B, B/G, and B/G/N AP could use CCK rate */ memcpy(psta->bssrateset, rtw_basic_rate_cck, 4); psta->bssratelen = 4; } else { memcpy(psta->bssrateset, rtw_basic_rate_ofdm, 3); psta->bssratelen = 3; } } int rtw_ies_get_supported_rate(u8 *ies, uint ies_len, u8 *rate_set, u8 *rate_num) { u8 *ie; unsigned int ie_len; if (!rate_set || !rate_num) return false; *rate_num = 0; ie = rtw_get_ie(ies, _SUPPORTEDRATES_IE_, &ie_len, ies_len); if (ie == NULL) goto ext_rate; memcpy(rate_set, ie + 2, ie_len); *rate_num = ie_len; ext_rate: ie = rtw_get_ie(ies, _EXT_SUPPORTEDRATES_IE_, &ie_len, ies_len); if (ie) { memcpy(rate_set + *rate_num, ie + 2, ie_len); *rate_num += ie_len; } if (*rate_num == 0) return _FAIL; if (0) { int i; for (i = 0; i < *rate_num; i++) RTW_INFO("rate:0x%02x\n", *(rate_set + i)); } return _SUCCESS; } void process_addba_req(_adapter *padapter, u8 *paddba_req, u8 *addr) { struct sta_info *psta; u16 tid, start_seq, param; 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); u8 size, accept = false; psta = rtw_get_stainfo(pstapriv, addr); if (!psta) goto exit; start_seq = le16_to_cpu(preq->BA_starting_seqctrl) >> 4; param = le16_to_cpu(preq->BA_para_set); tid = (param >> 2) & 0x0f; accept = rtw_rx_ampdu_is_accept(padapter); size = rtw_rx_ampdu_size(padapter); if (accept) rtw_addbarsp_cmd(padapter, addr, tid, 0, size, start_seq); else rtw_addbarsp_cmd(padapter, addr, tid, 37, size, start_seq); /* reject ADDBA Req */ exit: return; } void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) { u8 *pIE; __le32 *pbuf; pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr); pbuf = (__le32 *)pIE; pmlmeext->TSFValue = le32_to_cpu(*(pbuf + 1)); pmlmeext->TSFValue = pmlmeext->TSFValue << 32; pmlmeext->TSFValue |= le32_to_cpu(*pbuf); } void correct_TSF(_adapter *padapter, struct mlme_ext_priv *pmlmeext) { rtw_hal_set_hwreg(padapter, HW_VAR_CORRECT_TSF, NULL); } void adaptive_early_32k(struct mlme_ext_priv *pmlmeext, u8 *pframe, uint len) { int i; u8 *pIE; __le32 *pbuf; u64 tsf = 0; u32 delay_ms; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); pmlmeext->bcn_cnt++; pIE = pframe + sizeof(struct rtw_ieee80211_hdr_3addr); pbuf = (__le32 *)pIE; tsf = le32_to_cpu(*(pbuf + 1)); tsf = tsf << 32; tsf |= le32_to_cpu(*pbuf); /* RTW_INFO("%s(): tsf_upper= 0x%08x, tsf_lower=0x%08x\n", __func__, (u32)(tsf>>32), (u32)tsf); */ /* delay = (timestamp mod 1024*100)/1000 (unit: ms) */ /* delay_ms = do_div(tsf, (pmlmeinfo->bcn_interval*1024))/1000; */ delay_ms = rtw_modular64(tsf, (pmlmeinfo->bcn_interval * 1024)); delay_ms = delay_ms / 1000; if (delay_ms >= 8) { pmlmeext->bcn_delay_cnt[8]++; /* pmlmeext->bcn_delay_ratio[8] = (pmlmeext->bcn_delay_cnt[8] * 100) /pmlmeext->bcn_cnt; */ } else { pmlmeext->bcn_delay_cnt[delay_ms]++; /* pmlmeext->bcn_delay_ratio[delay_ms] = (pmlmeext->bcn_delay_cnt[delay_ms] * 100) /pmlmeext->bcn_cnt; */ } /* RTW_INFO("%s(): (a)bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); for(i=0; i<9; i++) { RTW_INFO("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]); } */ /* dump for adaptive_early_32k */ if (pmlmeext->bcn_cnt > 100 && (pmlmeext->adaptive_tsf_done)) { u8 ratio_20_delay, ratio_80_delay; u8 DrvBcnEarly, DrvBcnTimeOut; ratio_20_delay = 0; ratio_80_delay = 0; DrvBcnEarly = 0xff; DrvBcnTimeOut = 0xff; RTW_INFO("%s(): bcn_cnt = %d\n", __func__, pmlmeext->bcn_cnt); for (i = 0; i < 9; i++) { pmlmeext->bcn_delay_ratio[i] = (pmlmeext->bcn_delay_cnt[i] * 100) / pmlmeext->bcn_cnt; /* RTW_INFO("%s():bcn_delay_cnt[%d]=%d, bcn_delay_ratio[%d]=%d\n", __func__, i, */ /* pmlmeext->bcn_delay_cnt[i] , i, pmlmeext->bcn_delay_ratio[i]); */ ratio_20_delay += pmlmeext->bcn_delay_ratio[i]; ratio_80_delay += pmlmeext->bcn_delay_ratio[i]; if (ratio_20_delay > 20 && DrvBcnEarly == 0xff) { DrvBcnEarly = i; /* RTW_INFO("%s(): DrvBcnEarly = %d\n", __func__, DrvBcnEarly); */ } if (ratio_80_delay > 80 && DrvBcnTimeOut == 0xff) { DrvBcnTimeOut = i; /* RTW_INFO("%s(): DrvBcnTimeOut = %d\n", __func__, DrvBcnTimeOut); */ } /* reset adaptive_early_32k cnt */ pmlmeext->bcn_delay_cnt[i] = 0; pmlmeext->bcn_delay_ratio[i] = 0; } pmlmeext->DrvBcnEarly = DrvBcnEarly; pmlmeext->DrvBcnTimeOut = DrvBcnTimeOut; pmlmeext->bcn_cnt = 0; } } void beacon_timing_control(_adapter *padapter) { rtw_hal_bcn_related_reg_setting(padapter); } #define CONFIG_SHARED_BMC_MACID void dump_macid_map(void *sel, struct macid_bmp *map, u8 max_num) { RTW_PRINT_SEL(sel, "0x%08x\n", map->m0); #if (MACID_NUM_SW_LIMIT > 32) if (max_num && max_num > 32) RTW_PRINT_SEL(sel, "0x%08x\n", map->m1); #endif #if (MACID_NUM_SW_LIMIT > 64) if (max_num && max_num > 64) RTW_PRINT_SEL(sel, "0x%08x\n", map->m2); #endif #if (MACID_NUM_SW_LIMIT > 96) if (max_num && max_num > 96) RTW_PRINT_SEL(sel, "0x%08x\n", map->m3); #endif } inline bool rtw_macid_is_set(struct macid_bmp *map, u8 id) { if (id < 32) return map->m0 & BIT(id); #if (MACID_NUM_SW_LIMIT > 32) else if (id < 64) return map->m1 & BIT(id - 32); #endif #if (MACID_NUM_SW_LIMIT > 64) else if (id < 96) return map->m2 & BIT(id - 64); #endif #if (MACID_NUM_SW_LIMIT > 96) else if (id < 128) return map->m3 & BIT(id - 96); #endif else rtw_warn_on(1); return 0; } inline void rtw_macid_map_set(struct macid_bmp *map, u8 id) { if (id < 32) map->m0 |= BIT(id); #if (MACID_NUM_SW_LIMIT > 32) else if (id < 64) map->m1 |= BIT(id - 32); #endif #if (MACID_NUM_SW_LIMIT > 64) else if (id < 96) map->m2 |= BIT(id - 64); #endif #if (MACID_NUM_SW_LIMIT > 96) else if (id < 128) map->m3 |= BIT(id - 96); #endif else rtw_warn_on(1); } /*Record bc's mac-id and sec-cam-id*/ inline void rtw_iface_bcmc_id_set(_adapter *padapter, u8 mac_id) { struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj); macid_ctl->iface_bmc[padapter->iface_id] = mac_id; } inline u8 rtw_iface_bcmc_id_get(_adapter *padapter) { struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj); return macid_ctl->iface_bmc[padapter->iface_id]; } inline void rtw_macid_map_clr(struct macid_bmp *map, u8 id) { if (id < 32) map->m0 &= ~BIT(id); #if (MACID_NUM_SW_LIMIT > 32) else if (id < 64) map->m1 &= ~BIT(id - 32); #endif #if (MACID_NUM_SW_LIMIT > 64) else if (id < 96) map->m2 &= ~BIT(id - 64); #endif #if (MACID_NUM_SW_LIMIT > 96) else if (id < 128) map->m3 &= ~BIT(id - 96); #endif else rtw_warn_on(1); } inline bool rtw_macid_is_used(struct macid_ctl_t *macid_ctl, u8 id) { return rtw_macid_is_set(&macid_ctl->used, id); } inline bool rtw_macid_is_bmc(struct macid_ctl_t *macid_ctl, u8 id) { return rtw_macid_is_set(&macid_ctl->bmc, id); } inline s8 rtw_macid_get_if_g(struct macid_ctl_t *macid_ctl, u8 id) { int i; #ifdef CONFIG_SHARED_BMC_MACID if (rtw_macid_is_bmc(macid_ctl, id)) { for (i = 0; i < CONFIG_IFACE_NUMBER; i++) if (macid_ctl->iface_bmc[i] == id) return i; return -1; } #endif for (i = 0; i < CONFIG_IFACE_NUMBER; i++) { if (rtw_macid_is_set(&macid_ctl->if_g[i], id)) return i; } return -1; } inline s8 rtw_macid_get_ch_g(struct macid_ctl_t *macid_ctl, u8 id) { int i; for (i = 0; i < 2; i++) { if (rtw_macid_is_set(&macid_ctl->ch_g[i], id)) return i; } return -1; } void rtw_alloc_macid(_adapter *padapter, struct sta_info *psta) { int i; unsigned long irqL; u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj); struct macid_bmp *used_map = &macid_ctl->used; /* static u8 last_id = 0; for testing */ u8 last_id = 0; u8 is_bc_sta = false; if (!memcmp(psta->hwaddr, adapter_mac_addr(padapter), ETH_ALEN)) { psta->mac_id = macid_ctl->num; return; } if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) { is_bc_sta = true; rtw_iface_bcmc_id_set(padapter, INVALID_SEC_MAC_CAM_ID); /*init default value*/ } #ifdef CONFIG_SHARED_BMC_MACID if (is_bc_sta #ifdef CONFIG_CONCURRENT_MODE && (check_fwstate(&padapter->mlmepriv, WIFI_STATION_STATE) || check_fwstate(&padapter->mlmepriv, WIFI_NULL_STATE)) #endif ) { /* use shared broadcast & multicast macid 1 for all ifaces which configure to station mode*/ _enter_critical_bh(&macid_ctl->lock, &irqL); rtw_macid_map_set(used_map, 1); rtw_macid_map_set(&macid_ctl->bmc, 1); rtw_macid_map_set(&macid_ctl->if_g[padapter->iface_id], 1); macid_ctl->sta[1] = psta; /* TODO ch_g? */ _exit_critical_bh(&macid_ctl->lock, &irqL); i = 1; goto assigned; } #endif #ifdef CONFIG_MCC_MODE if (MCC_EN(padapter)) { if (MLME_IS_AP(padapter) || MLME_IS_GO(padapter)) /* GO/AP assign client macid from 8 */ last_id = 8; } #endif /* CONFIG_MCC_MODE */ _enter_critical_bh(&macid_ctl->lock, &irqL); for (i = last_id; i < macid_ctl->num; i++) { #ifdef CONFIG_SHARED_BMC_MACID if (i == 1) continue; #endif #ifdef CONFIG_MCC_MODE /* macid 0/1 reserve for mcc for mgnt queue macid */ if (MCC_EN(padapter)) { if (i == MCC_ROLE_STA_GC_MGMT_QUEUE_MACID) continue; if (i == MCC_ROLE_SOFTAP_GO_MGMT_QUEUE_MACID) continue; } #endif /* CONFIG_MCC_MODE */ if (is_bc_sta) {/*for SoftAP's Broadcast sta-info*/ /*TODO:non-security AP may allociated macid = 1*/ struct cam_ctl_t *cam_ctl = dvobj_to_sec_camctl(dvobj); if ((!rtw_macid_is_used(macid_ctl, i)) && (!rtw_sec_camid_is_used(cam_ctl, i))) break; } else { if (!rtw_macid_is_used(macid_ctl, i)) break; } } if (i < macid_ctl->num) { rtw_macid_map_set(used_map, i); if (is_bc_sta) { struct cam_ctl_t *cam_ctl = dvobj_to_sec_camctl(dvobj); rtw_macid_map_set(&macid_ctl->bmc, i); rtw_iface_bcmc_id_set(padapter, i); rtw_sec_cam_map_set(&cam_ctl->used, i); } rtw_macid_map_set(&macid_ctl->if_g[padapter->iface_id], i); macid_ctl->sta[i] = psta; /* TODO ch_g? */ last_id++; last_id %= macid_ctl->num; } _exit_critical_bh(&macid_ctl->lock, &irqL); if (i >= macid_ctl->num) { psta->mac_id = macid_ctl->num; RTW_ERR(FUNC_ADPT_FMT" if%u, hwaddr:"MAC_FMT" no available macid\n" , FUNC_ADPT_ARG(padapter), padapter->iface_id + 1, MAC_ARG(psta->hwaddr)); rtw_warn_on(1); goto exit; } else goto assigned; assigned: psta->mac_id = i; RTW_INFO(FUNC_ADPT_FMT" if%u, hwaddr:"MAC_FMT" macid:%u\n" , FUNC_ADPT_ARG(padapter), padapter->iface_id + 1, MAC_ARG(psta->hwaddr), psta->mac_id); exit: return; } void rtw_release_macid(_adapter *padapter, struct sta_info *psta) { unsigned long irqL; u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj); u8 is_bc_sta = false; if (!memcmp(psta->hwaddr, adapter_mac_addr(padapter), ETH_ALEN)) return; if (!memcmp(psta->hwaddr, bc_addr, ETH_ALEN)) is_bc_sta = true; #ifdef CONFIG_SHARED_BMC_MACID if (is_bc_sta #ifdef CONFIG_CONCURRENT_MODE && (check_fwstate(&padapter->mlmepriv, WIFI_STATION_STATE) || check_fwstate(&padapter->mlmepriv, WIFI_NULL_STATE)) #endif ) return; if (psta->mac_id == 1) { RTW_ERR(FUNC_ADPT_FMT" if%u, hwaddr:"MAC_FMT" with macid:%u\n" , FUNC_ADPT_ARG(padapter), padapter->iface_id + 1, MAC_ARG(psta->hwaddr), psta->mac_id); if (check_fwstate(&padapter->mlmepriv, WIFI_STATION_STATE) || check_fwstate(&padapter->mlmepriv, WIFI_NULL_STATE)) rtw_warn_on(1); return; } #endif _enter_critical_bh(&macid_ctl->lock, &irqL); if (psta->mac_id < macid_ctl->num) { int i; if (!rtw_macid_is_used(macid_ctl, psta->mac_id)) { RTW_ERR(FUNC_ADPT_FMT" if%u, hwaddr:"MAC_FMT" macid:%u not used\n" , FUNC_ADPT_ARG(padapter), padapter->iface_id + 1, MAC_ARG(psta->hwaddr), psta->mac_id); rtw_warn_on(1); } rtw_macid_map_clr(&macid_ctl->used, psta->mac_id); rtw_macid_map_clr(&macid_ctl->bmc, psta->mac_id); if (is_bc_sta) { struct cam_ctl_t *cam_ctl = dvobj_to_sec_camctl(dvobj); u8 id = rtw_iface_bcmc_id_get(padapter); if ((id != INVALID_SEC_MAC_CAM_ID) && (id < cam_ctl->num)) rtw_sec_cam_map_clr(&cam_ctl->used, id); rtw_iface_bcmc_id_set(padapter, INVALID_SEC_MAC_CAM_ID); } for (i = 0; i < CONFIG_IFACE_NUMBER; i++) rtw_macid_map_clr(&macid_ctl->if_g[i], psta->mac_id); for (i = 0; i < 2; i++) rtw_macid_map_clr(&macid_ctl->ch_g[i], psta->mac_id); macid_ctl->sta[psta->mac_id] = NULL; } _exit_critical_bh(&macid_ctl->lock, &irqL); psta->mac_id = macid_ctl->num; } /* For 8188E RA */ u8 rtw_search_max_mac_id(_adapter *padapter) { u8 max_mac_id = 0; struct dvobj_priv *dvobj = adapter_to_dvobj(padapter); struct macid_ctl_t *macid_ctl = dvobj_to_macidctl(dvobj); int i; unsigned long irqL; /* TODO: Only search for connected macid? */ _enter_critical_bh(&macid_ctl->lock, &irqL); for (i = (macid_ctl->num - 1); i > 0 ; i--) { if (rtw_macid_is_used(macid_ctl, i)) break; } _exit_critical_bh(&macid_ctl->lock, &irqL); max_mac_id = i; return max_mac_id; } inline void rtw_macid_ctl_set_h2c_msr(struct macid_ctl_t *macid_ctl, u8 id, u8 h2c_msr) { if (id >= macid_ctl->num) { rtw_warn_on(1); return; } macid_ctl->h2c_msr[id] = h2c_msr; if (0) RTW_INFO("macid:%u, h2c_msr:"H2C_MSR_FMT"\n", id, H2C_MSR_ARG(&macid_ctl->h2c_msr[id])); } inline void rtw_macid_ctl_set_bw(struct macid_ctl_t *macid_ctl, u8 id, u8 bw) { if (id >= macid_ctl->num) { rtw_warn_on(1); return; } macid_ctl->bw[id] = bw; if (0) RTW_INFO("macid:%u, bw:%s\n", id, ch_width_str(macid_ctl->bw[id])); } inline void rtw_macid_ctl_set_vht_en(struct macid_ctl_t *macid_ctl, u8 id, u8 en) { if (id >= macid_ctl->num) { rtw_warn_on(1); return; } macid_ctl->vht_en[id] = en; if (0) RTW_INFO("macid:%u, vht_en:%u\n", id, macid_ctl->vht_en[id]); } inline void rtw_macid_ctl_set_rate_bmp0(struct macid_ctl_t *macid_ctl, u8 id, u32 bmp) { if (id >= macid_ctl->num) { rtw_warn_on(1); return; } macid_ctl->rate_bmp0[id] = bmp; if (0) RTW_INFO("macid:%u, rate_bmp0:0x%08X\n", id, macid_ctl->rate_bmp0[id]); } inline void rtw_macid_ctl_set_rate_bmp1(struct macid_ctl_t *macid_ctl, u8 id, u32 bmp) { if (id >= macid_ctl->num) { rtw_warn_on(1); return; } macid_ctl->rate_bmp1[id] = bmp; if (0) RTW_INFO("macid:%u, rate_bmp1:0x%08X\n", id, macid_ctl->rate_bmp1[id]); } inline void rtw_macid_ctl_init(struct macid_ctl_t *macid_ctl) { spin_lock_init(&macid_ctl->lock); } inline void rtw_macid_ctl_deinit(struct macid_ctl_t *macid_ctl) { } _adapter *dvobj_get_port0_adapter(struct dvobj_priv *dvobj) { _adapter *port0_iface = NULL; int i; for (i = 0; i < dvobj->iface_nums; i++) { if (get_hw_port(dvobj->padapters[i]) == HW_PORT0) break; } if (i < 0 || i >= dvobj->iface_nums) rtw_warn_on(1); else port0_iface = dvobj->padapters[i]; return port0_iface; } _adapter *dvobj_get_unregisterd_adapter(struct dvobj_priv *dvobj) { _adapter *adapter = NULL; int i; for (i = 0; i < dvobj->iface_nums; i++) { if (dvobj->padapters[i]->registered == 0) break; } if (i < dvobj->iface_nums) adapter = dvobj->padapters[i]; return adapter; } _adapter *dvobj_get_adapter_by_addr(struct dvobj_priv *dvobj, u8 *addr) { _adapter *adapter = NULL; int i; for (i = 0; i < dvobj->iface_nums; i++) { if (!memcmp(dvobj->padapters[i]->mac_addr, addr, ETH_ALEN)) break; } if (i < dvobj->iface_nums) adapter = dvobj->padapters[i]; return adapter; } #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN) void rtw_get_current_ip_address(PADAPTER padapter, u8 *pcurrentip) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); struct in_device *my_ip_ptr = padapter->pnetdev->ip_ptr; u8 ipaddress[4]; if ((pmlmeinfo->state & WIFI_FW_LINKING_STATE) || pmlmeinfo->state & WIFI_FW_AP_STATE) { if (my_ip_ptr != NULL) { struct in_ifaddr *my_ifa_list = my_ip_ptr->ifa_list ; if (my_ifa_list != NULL) { ipaddress[0] = my_ifa_list->ifa_address & 0xFF; ipaddress[1] = (my_ifa_list->ifa_address >> 8) & 0xFF; ipaddress[2] = (my_ifa_list->ifa_address >> 16) & 0xFF; ipaddress[3] = my_ifa_list->ifa_address >> 24; RTW_INFO("%s: %d.%d.%d.%d ==========\n", __func__, ipaddress[0], ipaddress[1], ipaddress[2], ipaddress[3]); memcpy(pcurrentip, ipaddress, 4); } } } } #endif #ifdef CONFIG_WOWLAN bool rtw_wowlan_parser_pattern_cmd(u8 *input, char *pattern, int *pattern_len, char *bit_mask) { char *cp = NULL, *end = NULL; size_t len = 0; int pos = 0, mask_pos = 0, res = 0; u8 member[2] = {0}; cp = strchr(input, '='); if (cp) { *cp = 0; cp++; input = cp; } while (1) { cp = strchr(input, ':'); if (cp) { len = strlen(input) - strlen(cp); *cp = 0; cp++; } else len = 2; if (bit_mask && (strcmp(input, "-") == 0 || strcmp(input, "xx") == 0 || strcmp(input, "--") == 0)) { /* skip this byte and leave mask bit unset */ } else { u8 hex; strncpy(member, input, len); if (!rtw_check_pattern_valid(member, sizeof(member))) { RTW_INFO("%s:[ERROR] pattern is invalid!!\n", __func__); goto error; } res = sscanf(member, "%02hhx", &hex); pattern[pos] = hex; mask_pos = pos / 8; if (bit_mask) bit_mask[mask_pos] |= 1 << (pos % 8); } pos++; if (!cp) break; input = cp; } (*pattern_len) = pos; return true; error: return false; } bool rtw_check_pattern_valid(u8 *input, u8 len) { int i = 0; bool res = false; if (len != 2) goto exit; for (i = 0 ; i < len ; i++) if (IsHexDigit(input[i]) == false) goto exit; res = _SUCCESS; exit: return res; } void rtw_wow_pattern_sw_reset(_adapter *adapter) { int i; struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(adapter); pwrctrlpriv->wowlan_pattern_idx = DEFAULT_PATTERN_NUM; for (i = 0 ; i < MAX_WKFM_CAM_NUM; i++) { memset(pwrctrlpriv->patterns[i].content, '\0', sizeof(pwrctrlpriv->patterns[i].content)); memset(pwrctrlpriv->patterns[i].mask, '\0', sizeof(pwrctrlpriv->patterns[i].mask)); pwrctrlpriv->patterns[i].len = 0; } } u8 rtw_set_default_pattern(_adapter *adapter) { struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(adapter); struct registry_priv *pregistrypriv = &adapter->registrypriv; u8 index = 0; u8 currentip[4]; u8 multicast_addr[3] = {0x01, 0x00, 0x5e}; u8 multicast_ip[4] = {0xe0, 0x28, 0x28, 0x2a}; u8 unicast_mask[5] = {0x3f, 0x70, 0x80, 0xc0, 0x03}; u8 multicast_mask[5] = {0x07, 0x70, 0x80, 0xc0, 0x03}; u8 ip_protocol[3] = {0x08, 0x00, 0x45}; u8 icmp_protocol[1] = {0x01}; u8 tcp_protocol[1] = {0x06}; u8 udp_protocol[1] = {0x11}; if (pregistrypriv->default_patterns_en == false) return 0; for (index = 0 ; index < DEFAULT_PATTERN_NUM ; index++) { memset(pwrpriv->patterns[index].content, 0, sizeof(pwrpriv->patterns[index].content)); memset(pwrpriv->patterns[index].mask, 0, sizeof(pwrpriv->patterns[index].mask)); pwrpriv->patterns[index].len = 0; } rtw_get_current_ip_address(adapter, currentip); /*TCP/ICMP unicast*/ for (index = 0 ; index < DEFAULT_PATTERN_NUM ; index++) { switch (index) { case 0: memcpy(pwrpriv->patterns[index].content, adapter_mac_addr(adapter), ETH_ALEN); memcpy(pwrpriv->patterns[index].content + ETH_TYPE_OFFSET, &ip_protocol, sizeof(ip_protocol)); memcpy(pwrpriv->patterns[index].content + PROTOCOL_OFFSET, &tcp_protocol, sizeof(tcp_protocol)); memcpy(pwrpriv->patterns[index].content + IP_OFFSET, ¤tip, sizeof(currentip)); memcpy(pwrpriv->patterns[index].mask, &unicast_mask, sizeof(unicast_mask)); pwrpriv->patterns[index].len = IP_OFFSET + sizeof(currentip); break; case 1: memcpy(pwrpriv->patterns[index].content, adapter_mac_addr(adapter), ETH_ALEN); memcpy(pwrpriv->patterns[index].content + ETH_TYPE_OFFSET, &ip_protocol, sizeof(ip_protocol)); memcpy(pwrpriv->patterns[index].content + PROTOCOL_OFFSET, &icmp_protocol, sizeof(icmp_protocol)); memcpy(pwrpriv->patterns[index].content + IP_OFFSET, ¤tip, sizeof(currentip)); memcpy(pwrpriv->patterns[index].mask, &unicast_mask, sizeof(unicast_mask)); pwrpriv->patterns[index].len = IP_OFFSET + sizeof(currentip); break; case 2: memcpy(pwrpriv->patterns[index].content, &multicast_addr, sizeof(multicast_addr)); memcpy(pwrpriv->patterns[index].content + ETH_TYPE_OFFSET, &ip_protocol, sizeof(ip_protocol)); memcpy(pwrpriv->patterns[index].content + PROTOCOL_OFFSET, &udp_protocol, sizeof(udp_protocol)); memcpy(pwrpriv->patterns[index].content + IP_OFFSET, &multicast_ip, sizeof(multicast_ip)); memcpy(pwrpriv->patterns[index].mask, &multicast_mask, sizeof(multicast_mask)); pwrpriv->patterns[index].len = IP_OFFSET + sizeof(multicast_ip); break; } } return index; } void rtw_dump_priv_pattern(_adapter *adapter, u8 idx) { struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(adapter); char str_1[128]; char *p_str; u8 val8 = 0; int i = 0, j = 0, len = 0, max_len = 0; RTW_INFO("=========[%d]========\n", idx); RTW_INFO(">>>priv_pattern_content:\n"); p_str = str_1; max_len = sizeof(str_1); for (i = 0 ; i < MAX_WKFM_PATTERN_SIZE / 8 ; i++) { memset(p_str, 0, max_len); len = 0; for (j = 0 ; j < 8 ; j++) { val8 = pwrctl->patterns[idx].content[i * 8 + j]; len += snprintf(p_str + len, max_len - len, "%02x ", val8); } RTW_INFO("%s\n", p_str); } RTW_INFO(">>>priv_pattern_mask:\n"); for (i = 0 ; i < MAX_WKFM_SIZE / 8 ; i++) { memset(p_str, 0, max_len); len = 0; for (j = 0 ; j < 8 ; j++) { val8 = pwrctl->patterns[idx].mask[i * 8 + j]; len += snprintf(p_str + len, max_len - len, "%02x ", val8); } RTW_INFO("%s\n", p_str); } RTW_INFO(">>>priv_pattern_len:\n"); RTW_INFO("%s: len: %d\n", __func__, pwrctl->patterns[idx].len); } void rtw_wow_pattern_sw_dump(_adapter *adapter) { int i; RTW_INFO("********[RTK priv-patterns]*********\n"); for (i = 0 ; i < MAX_WKFM_CAM_NUM; i++) rtw_dump_priv_pattern(adapter, i); } void rtw_get_sec_iv(PADAPTER padapter, u8 *pcur_dot11txpn, u8 *StaAddr) { struct sta_info *psta; struct security_priv *psecpriv = &padapter->securitypriv; memset(pcur_dot11txpn, 0, 8); if (NULL == StaAddr) return; psta = rtw_get_stainfo(&padapter->stapriv, StaAddr); RTW_INFO("%s(): StaAddr: %02x %02x %02x %02x %02x %02x\n", __func__, StaAddr[0], StaAddr[1], StaAddr[2], StaAddr[3], StaAddr[4], StaAddr[5]); if (psta) { if (psecpriv->dot11PrivacyAlgrthm == _AES_) AES_IV(pcur_dot11txpn, psta->dot11txpn, 0); else if (psecpriv->dot11PrivacyAlgrthm == _TKIP_) TKIP_IV(pcur_dot11txpn, psta->dot11txpn, 0); RTW_INFO("%s(): CurrentIV: %02x %02x %02x %02x %02x %02x %02x %02x\n" , __func__, pcur_dot11txpn[0], pcur_dot11txpn[1], pcur_dot11txpn[2], pcur_dot11txpn[3], pcur_dot11txpn[4], pcur_dot11txpn[5], pcur_dot11txpn[6], pcur_dot11txpn[7]); } } #endif /* CONFIG_WOWLAN */ #ifdef CONFIG_PNO_SUPPORT #define CSCAN_TLV_TYPE_SSID_IE 'S' #define CIPHER_IE "key_mgmt=" #define CIPHER_NONE "NONE" #define CIPHER_WPA_PSK "WPA-PSK" #define CIPHER_WPA_EAP "WPA-EAP IEEE8021X" /* * SSIDs list parsing from cscan tlv list */ int rtw_parse_ssid_list_tlv(char **list_str, pno_ssid_t *ssid, int max, int *bytes_left) { char *str; int idx = 0; if ((list_str == NULL) || (*list_str == NULL) || (*bytes_left < 0)) { RTW_INFO("%s error paramters\n", __func__); return -1; } str = *list_str; while (*bytes_left > 0) { if (str[0] != CSCAN_TLV_TYPE_SSID_IE) { *list_str = str; RTW_INFO("nssid=%d left_parse=%d %d\n", idx, *bytes_left, str[0]); return idx; } /* Get proper CSCAN_TLV_TYPE_SSID_IE */ *bytes_left -= 1; str += 1; if (str[0] == 0) { /* Broadcast SSID */ ssid[idx].SSID_len = 0; memset((char *)ssid[idx].SSID, 0x0, WLAN_SSID_MAXLEN); *bytes_left -= 1; str += 1; RTW_INFO("BROADCAST SCAN left=%d\n", *bytes_left); } else if (str[0] <= WLAN_SSID_MAXLEN) { /* Get proper SSID size */ ssid[idx].SSID_len = str[0]; *bytes_left -= 1; str += 1; /* Get SSID */ if (ssid[idx].SSID_len > *bytes_left) { RTW_INFO("%s out of memory range len=%d but left=%d\n", __func__, ssid[idx].SSID_len, *bytes_left); return -1; } memcpy((char *)ssid[idx].SSID, str, ssid[idx].SSID_len); *bytes_left -= ssid[idx].SSID_len; str += ssid[idx].SSID_len; RTW_INFO("%s :size=%d left=%d\n", (char *)ssid[idx].SSID, ssid[idx].SSID_len, *bytes_left); } else { RTW_INFO("### SSID size more that %d\n", str[0]); return -1; } if (idx++ > max) { RTW_INFO("%s number of SSIDs more that %d\n", __func__, idx); return -1; } } *list_str = str; return idx; } int rtw_parse_cipher_list(struct pno_nlo_info *nlo_info, char *list_str) { char *pch, *pnext, *pend; u8 key_len = 0, index = 0; pch = list_str; if (nlo_info == NULL || list_str == NULL) { RTW_INFO("%s error paramters\n", __func__); return -1; } while (strlen(pch) != 0) { pnext = strstr(pch, "key_mgmt="); if (pnext != NULL) { pch = pnext + strlen(CIPHER_IE); pend = strstr(pch, "}"); if (strncmp(pch, CIPHER_NONE, strlen(CIPHER_NONE)) == 0) nlo_info->ssid_cipher_info[index] = 0x00; else if (strncmp(pch, CIPHER_WPA_PSK, strlen(CIPHER_WPA_PSK)) == 0) nlo_info->ssid_cipher_info[index] = 0x66; else if (strncmp(pch, CIPHER_WPA_EAP, strlen(CIPHER_WPA_EAP)) == 0) nlo_info->ssid_cipher_info[index] = 0x01; index++; pch = pend + 1; } else break; } return 0; } int rtw_dev_nlo_info_set(struct pno_nlo_info *nlo_info, pno_ssid_t *ssid, int num, int pno_time, int pno_repeat, int pno_freq_expo_max) { int i = 0; struct file *fp; mm_segment_t fs; loff_t pos = 0; u8 *source = NULL; long len = 0; RTW_INFO("+%s+\n", __func__); nlo_info->fast_scan_period = pno_time; nlo_info->ssid_num = num & BIT_LEN_MASK_32(8); nlo_info->hidden_ssid_num = num & BIT_LEN_MASK_32(8); nlo_info->slow_scan_period = (pno_time * 2); nlo_info->fast_scan_iterations = 5; if (nlo_info->hidden_ssid_num > 8) nlo_info->hidden_ssid_num = 8; /* TODO: channel list and probe index is all empty. */ for (i = 0 ; i < num ; i++) { nlo_info->ssid_length[i] = ssid[i].SSID_len; } /* cipher array */ fp = filp_open("/data/misc/wifi/wpa_supplicant.conf", O_RDONLY, 0644); if (IS_ERR(fp)) { RTW_INFO("Error, wpa_supplicant.conf doesn't exist.\n"); RTW_INFO("Error, cipher array using default value.\n"); return 0; } len = i_size_read(fp->f_path.dentry->d_inode); if (len < 0 || len > 2048) { RTW_INFO("Error, file size is bigger than 2048.\n"); RTW_INFO("Error, cipher array using default value.\n"); return 0; } fs = get_fs(); set_fs(KERNEL_DS); source = rtw_zmalloc(2048); if (source != NULL) { len = vfs_read(fp, source, len, &pos); rtw_parse_cipher_list(nlo_info, source); rtw_mfree(source, 2048); } set_fs(fs); filp_close(fp, NULL); RTW_INFO("-%s-\n", __func__); return 0; } int rtw_dev_ssid_list_set(struct pno_ssid_list *pno_ssid_list, pno_ssid_t *ssid, u8 num) { int i = 0; if (num > MAX_PNO_LIST_COUNT) num = MAX_PNO_LIST_COUNT; for (i = 0 ; i < num ; i++) { memcpy(&pno_ssid_list->node[i].SSID, ssid[i].SSID, ssid[i].SSID_len); pno_ssid_list->node[i].SSID_len = ssid[i].SSID_len; } return 0; } int rtw_dev_scan_info_set(_adapter *padapter, pno_ssid_t *ssid, unsigned char ch, unsigned char ch_offset, unsigned short bw_mode) { struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter); struct pno_scan_info *scan_info = pwrctl->pscan_info; int i; scan_info->channel_num = MAX_SCAN_LIST_COUNT; scan_info->orig_ch = ch; scan_info->orig_bw = bw_mode; scan_info->orig_40_offset = ch_offset; for (i = 0 ; i < scan_info->channel_num ; i++) { if (i < 11) scan_info->ssid_channel_info[i].active = 1; else scan_info->ssid_channel_info[i].active = 0; scan_info->ssid_channel_info[i].timeout = 100; scan_info->ssid_channel_info[i].tx_power = phy_get_tx_power_index(padapter, 0, 0x02, bw_mode, i + 1); scan_info->ssid_channel_info[i].channel = i + 1; } RTW_INFO("%s, channel_num: %d, orig_ch: %d, orig_bw: %d orig_40_offset: %d\n", __func__, scan_info->channel_num, scan_info->orig_ch, scan_info->orig_bw, scan_info->orig_40_offset); return 0; } int rtw_dev_pno_set(struct net_device *net, pno_ssid_t *ssid, int num, int pno_time, int pno_repeat, int pno_freq_expo_max) { _adapter *padapter = (_adapter *)rtw_netdev_priv(net); struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter); struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; int ret = -1; if (num == 0) { RTW_INFO("%s, nssid is zero, no need to setup pno ssid list\n", __func__); return 0; } if (pwrctl == NULL) { RTW_INFO("%s, ERROR: pwrctl is NULL\n", __func__); return -1; } else { pwrctl->pnlo_info = (pno_nlo_info_t *)rtw_zmalloc(sizeof(pno_nlo_info_t)); pwrctl->pno_ssid_list = (pno_ssid_list_t *)rtw_zmalloc(sizeof(pno_ssid_list_t)); pwrctl->pscan_info = (pno_scan_info_t *)rtw_zmalloc(sizeof(pno_scan_info_t)); } if (pwrctl->pnlo_info == NULL || pwrctl->pscan_info == NULL || pwrctl->pno_ssid_list == NULL) { RTW_INFO("%s, ERROR: alloc nlo_info, ssid_list, scan_info fail\n", __func__); goto failing; } pwrctl->wowlan_in_resume = false; pwrctl->pno_inited = true; /* NLO Info */ ret = rtw_dev_nlo_info_set(pwrctl->pnlo_info, ssid, num, pno_time, pno_repeat, pno_freq_expo_max); /* SSID Info */ ret = rtw_dev_ssid_list_set(pwrctl->pno_ssid_list, ssid, num); /* SCAN Info */ ret = rtw_dev_scan_info_set(padapter, ssid, pmlmeext->cur_channel, pmlmeext->cur_ch_offset, pmlmeext->cur_bwmode); RTW_INFO("+%s num: %d, pno_time: %d, pno_repeat:%d, pno_freq_expo_max:%d+\n", __func__, num, pno_time, pno_repeat, pno_freq_expo_max); return 0; failing: if (pwrctl->pnlo_info) { rtw_mfree((u8 *)pwrctl->pnlo_info, sizeof(pno_nlo_info_t)); pwrctl->pnlo_info = NULL; } if (pwrctl->pno_ssid_list) { rtw_mfree((u8 *)pwrctl->pno_ssid_list, sizeof(pno_ssid_list_t)); pwrctl->pno_ssid_list = NULL; } if (pwrctl->pscan_info) { rtw_mfree((u8 *)pwrctl->pscan_info, sizeof(pno_scan_info_t)); pwrctl->pscan_info = NULL; } return -1; } #ifdef CONFIG_PNO_SET_DEBUG void rtw_dev_pno_debug(struct net_device *net) { _adapter *padapter = (_adapter *)rtw_netdev_priv(net); struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter); int i = 0, j = 0; RTW_INFO("*******NLO_INFO********\n"); RTW_INFO("ssid_num: %d\n", pwrctl->pnlo_info->ssid_num); RTW_INFO("fast_scan_iterations: %d\n", pwrctl->pnlo_info->fast_scan_iterations); RTW_INFO("fast_scan_period: %d\n", pwrctl->pnlo_info->fast_scan_period); RTW_INFO("slow_scan_period: %d\n", pwrctl->pnlo_info->slow_scan_period); for (i = 0 ; i < MAX_PNO_LIST_COUNT ; i++) { RTW_INFO("%d SSID (%s) length (%d) cipher(%x) channel(%d)\n", i, pwrctl->pno_ssid_list->node[i].SSID, pwrctl->pnlo_info->ssid_length[i], pwrctl->pnlo_info->ssid_cipher_info[i], pwrctl->pnlo_info->ssid_channel_info[i]); } RTW_INFO("******SCAN_INFO******\n"); RTW_INFO("ch_num: %d\n", pwrctl->pscan_info->channel_num); RTW_INFO("orig_ch: %d\n", pwrctl->pscan_info->orig_ch); RTW_INFO("orig bw: %d\n", pwrctl->pscan_info->orig_bw); RTW_INFO("orig 40 offset: %d\n", pwrctl->pscan_info->orig_40_offset); for (i = 0 ; i < MAX_SCAN_LIST_COUNT ; i++) { RTW_INFO("[%02d] avtive:%d, timeout:%d, tx_power:%d, ch:%02d\n", i, pwrctl->pscan_info->ssid_channel_info[i].active, pwrctl->pscan_info->ssid_channel_info[i].timeout, pwrctl->pscan_info->ssid_channel_info[i].tx_power, pwrctl->pscan_info->ssid_channel_info[i].channel); } RTW_INFO("*****************\n"); } #endif /* CONFIG_PNO_SET_DEBUG */ #endif /* CONFIG_PNO_SUPPORT */