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https://github.com/aircrack-ng/rtl8812au.git
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Added VHT capabilities and HT Greenfield capab
* Added VHT capabilities and HT Greenfield capability
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@ -6119,7 +6119,13 @@ static void rtw_cfg80211_init_ht_capab(_adapter *padapter, struct ieee80211_sta_
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ht_cap->ht_supported = _TRUE;
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ht_cap->ht_supported = _TRUE;
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ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
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/* According to the comment in rtw_ap.c:
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* "Note: currently we switch to the MIXED op mode if HT non-greenfield
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* station is associated. Probably it's a theoretical case, since
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* it looks like all known HT STAs support greenfield."
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* Therefore Greenfield is added to ht_cap
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*/
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ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | IEEE80211_HT_CAP_GRN_FLD |
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IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 |
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IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 |
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IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU;
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IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU;
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rtw_cfg80211_init_ht_capab_ex(padapter, ht_cap, band, rf_type);
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rtw_cfg80211_init_ht_capab_ex(padapter, ht_cap, band, rf_type);
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@ -6320,6 +6326,86 @@ static void rtw_cfg80211_create_vht_cap(_adapter *padapter, struct ieee80211_sta
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#endif
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#endif
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}
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}
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static void rtw_cfg80211_init_vht_capab_ex(_adapter *padapter, struct ieee80211_sta_vht_cap *vht_cap, u8 rf_type)
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{
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//todo: Support for other bandwidths
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/* NSS = Number of Spatial Streams */
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#define MAX_BIT_RATE_80MHZ_NSS3 1300 /* Mbps */
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#define MAX_BIT_RATE_80MHZ_NSS2 867 /* Mbps */
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#define MAX_BIT_RATE_80MHZ_NSS1 434 /* Mbps */
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struct registry_priv *pregistrypriv = &padapter->registrypriv;
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struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
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struct vht_priv *pvhtpriv = &pmlmepriv->vhtpriv;
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rtw_vht_use_default_setting(padapter);
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/* RX LDPC */
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if (TEST_FLAG(pvhtpriv->ldpc_cap, LDPC_VHT_ENABLE_RX))
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vht_cap->cap |= IEEE80211_VHT_CAP_RXLDPC;
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/* TX STBC */
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if (TEST_FLAG(pvhtpriv->stbc_cap, STBC_VHT_ENABLE_TX))
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vht_cap->cap |= IEEE80211_VHT_CAP_TXSTBC;
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/* RX STBC */
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if (TEST_FLAG(pvhtpriv->stbc_cap, STBC_VHT_ENABLE_RX)) {
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switch (rf_type) {
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case RF_1T1R:
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vht_cap->cap |= IEEE80211_VHT_CAP_RXSTBC_1;/*RX STBC One spatial stream*/
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break;
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case RF_2T2R:
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case RF_1T2R:
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vht_cap->cap |= IEEE80211_VHT_CAP_RXSTBC_2;/*RX STBC Two spatial streams*/
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break;
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case RF_3T3R:
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case RF_3T4R:
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case RF_4T4R:
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vht_cap->cap |= IEEE80211_VHT_CAP_RXSTBC_3;/*RX STBC Three spatial streams*/
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break;
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default:
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/* DBG_871X("[warning] rf_type %d is not expected\n", rf_type); */
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break;
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}
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}
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/* switch (rf_type) {
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case RF_1T1R:
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vht_cap->vht_mcs.tx_highest = MAX_BIT_RATE_80MHZ_NSS1;
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vht_cap->vht_mcs.rx_highest = MAX_BIT_RATE_80MHZ_NSS1;
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break;
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case RF_2T2R:
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case RF_1T2R:
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vht_cap->vht_mcs.tx_highest = MAX_BIT_RATE_80MHZ_NSS2;
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vht_cap->vht_mcs.rx_highest = MAX_BIT_RATE_80MHZ_NSS2;
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break;
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case RF_3T3R:
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case RF_3T4R:
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case RF_4T4R:
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vht_cap->vht_mcs.tx_highest = MAX_BIT_RATE_80MHZ_NSS3;
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vht_cap->vht_mcs.rx_highest = MAX_BIT_RATE_80MHZ_NSS3;
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break;
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default:
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DBG_871X("[warning] rf_type %d is not expected\n", rf_type);
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break;
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} */
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/* MCS map */
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vht_cap->vht_mcs.tx_mcs_map = pvhtpriv->vht_mcs_map[0] | (pvhtpriv->vht_mcs_map[1] << 8);
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vht_cap->vht_mcs.rx_mcs_map = vht_cap->vht_mcs.tx_mcs_map;
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if (rf_type == RF_1T1R) {
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vht_cap->vht_mcs.tx_highest = MAX_BIT_RATE_80MHZ_NSS1;
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vht_cap->vht_mcs.rx_highest = MAX_BIT_RATE_80MHZ_NSS1;
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}
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if (pvhtpriv->sgi_80m)
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vht_cap->cap |= IEEE80211_VHT_CAP_SHORT_GI_80;
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vht_cap->cap |= (pvhtpriv->ampdu_len << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT);
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}
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void rtw_cfg80211_init_wiphy(_adapter *padapter)
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void rtw_cfg80211_init_wiphy(_adapter *padapter)
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{
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{
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u8 rf_type;
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u8 rf_type;
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