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Some VHT fixes

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This commit is contained in:
kimocoder 2018-07-24 20:54:20 +02:00
parent dd62a2f36a
commit 3aee436bf5
1 changed files with 21 additions and 13 deletions
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32
os_dep/linux/ioctl_cfg80211.c
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@ -7077,14 +7077,23 @@ static void rtw_cfg80211_init_vht_capab(_adapter *padapter, struct ieee80211_sta
/* B8 B9 B10 Rx STBC */
if (TEST_FLAG(pvhtpriv->stbc_cap, STBC_VHT_ENABLE_RX)) {
rtw_hal_get_def_var(padapter, HAL_DEF_RX_STBC, (u8 *)(&rx_stbc_nss));
if (rx_stbc_nss == 1)
vht_cap->cap |= IEEE80211_VHT_CAP_RXSTBC_1;
else if (rx_stbc_nss == 2)
vht_cap->cap |= IEEE80211_VHT_CAP_RXSTBC_2;
else if (rx_stbc_nss == 3)
vht_cap->cap |= IEEE80211_VHT_CAP_RXSTBC_3;
switch (rf_type) {
case RF_1T1R:
vht_cap->cap |= IEEE80211_VHT_CAP_RXSTBC_1;/*RX STBC One spatial stream*/
break;
case RF_2T2R:
case RF_1T2R:
vht_cap->cap |= IEEE80211_VHT_CAP_RXSTBC_2;/*RX STBC Two spatial streams*/
break;
case RF_3T3R:
case RF_3T4R:
case RF_4T4R:
vht_cap->cap |= IEEE80211_VHT_CAP_RXSTBC_3;/*RX STBC Three spatial streams*/
break;
default:
/* DBG_871X("[warning] rf_type %d is not expected\n", rf_type); */
break;
}
}
/* B11 SU Beamformer Capable */
@ -7121,18 +7130,17 @@ static void rtw_cfg80211_init_vht_capab(_adapter *padapter, struct ieee80211_sta
else
vht_cap->cap |= 7 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT;
// Link Adaptation not supported
/* B26 27 VHT Link Adaptation Capable */
/* find the largest bw supported by both registry and hal */
/* this is taken from core/rtw_vht.c */
bw = hal_largest_bw(padapter, REGSTY_BW_5G(pregistrypriv));
HighestRate = VHT_MCS_DATA_RATE[bw][pvhtpriv->sgi_80m][((pvhtpriv->vht_highest_rate - MGN_VHT1SS_MCS0)&0x3f)];
HighestRate = rtw_vht_mcs_to_data_rate(bw, pvhtpriv->sgi_80m, pvhtpriv->vht_highest_rate);
HighestRate = (HighestRate+1) >> 1;
vht_cap->vht_mcs.tx_highest = HighestRate;
vht_cap->vht_mcs.rx_highest = HighestRate;
RTW_INFO("[VHT] Highest rate value: %d\n", HighestRate);
}
#endif //CONFIG_VHT_EXTRAS