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Added VHT capabilities and HT Greenfield capab

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* Added VHT capabilities and HT Greenfield capability
This commit is contained in:
Christian kimocoder 2017-10-22 23:00:28 +02:00 committed by GitHub
parent ab44eb808e
commit 8c60bf3c77
1 changed files with 87 additions and 1 deletions
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88
os_dep/linux/ioctl_cfg80211.c
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@ -6119,7 +6119,13 @@ static void rtw_cfg80211_init_ht_capab(_adapter *padapter, struct ieee80211_sta_
ht_cap->ht_supported = _TRUE;
ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
/* According to the comment in rtw_ap.c:
* "Note: currently we switch to the MIXED op mode if HT non-greenfield
* station is associated. Probably it's a theoretical case, since
* it looks like all known HT STAs support greenfield."
* Therefore Greenfield is added to ht_cap
*/
ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | IEEE80211_HT_CAP_GRN_FLD |
IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 |
IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU;
rtw_cfg80211_init_ht_capab_ex(padapter, ht_cap, band, rf_type);
@ -6320,6 +6326,86 @@ static void rtw_cfg80211_create_vht_cap(_adapter *padapter, struct ieee80211_sta
#endif
}
static void rtw_cfg80211_init_vht_capab_ex(_adapter *padapter, struct ieee80211_sta_vht_cap *vht_cap, u8 rf_type)
{
//todo: Support for other bandwidths
/* NSS = Number of Spatial Streams */
#define MAX_BIT_RATE_80MHZ_NSS3 1300 /* Mbps */
#define MAX_BIT_RATE_80MHZ_NSS2 867 /* Mbps */
#define MAX_BIT_RATE_80MHZ_NSS1 434 /* Mbps */
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct vht_priv *pvhtpriv = &pmlmepriv->vhtpriv;
rtw_vht_use_default_setting(padapter);
/* RX LDPC */
if (TEST_FLAG(pvhtpriv->ldpc_cap, LDPC_VHT_ENABLE_RX))
vht_cap->cap |= IEEE80211_VHT_CAP_RXLDPC;
/* TX STBC */
if (TEST_FLAG(pvhtpriv->stbc_cap, STBC_VHT_ENABLE_TX))
vht_cap->cap |= IEEE80211_VHT_CAP_TXSTBC;
/* RX STBC */
if (TEST_FLAG(pvhtpriv->stbc_cap, STBC_VHT_ENABLE_RX)) {
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;
}
}
/* switch (rf_type) {
case RF_1T1R:
vht_cap->vht_mcs.tx_highest = MAX_BIT_RATE_80MHZ_NSS1;
vht_cap->vht_mcs.rx_highest = MAX_BIT_RATE_80MHZ_NSS1;
break;
case RF_2T2R:
case RF_1T2R:
vht_cap->vht_mcs.tx_highest = MAX_BIT_RATE_80MHZ_NSS2;
vht_cap->vht_mcs.rx_highest = MAX_BIT_RATE_80MHZ_NSS2;
break;
case RF_3T3R:
case RF_3T4R:
case RF_4T4R:
vht_cap->vht_mcs.tx_highest = MAX_BIT_RATE_80MHZ_NSS3;
vht_cap->vht_mcs.rx_highest = MAX_BIT_RATE_80MHZ_NSS3;
break;
default:
DBG_871X("[warning] rf_type %d is not expected\n", rf_type);
break;
} */
/* MCS map */
vht_cap->vht_mcs.tx_mcs_map = pvhtpriv->vht_mcs_map[0] | (pvhtpriv->vht_mcs_map[1] << 8);
vht_cap->vht_mcs.rx_mcs_map = vht_cap->vht_mcs.tx_mcs_map;
if (rf_type == RF_1T1R) {
vht_cap->vht_mcs.tx_highest = MAX_BIT_RATE_80MHZ_NSS1;
vht_cap->vht_mcs.rx_highest = MAX_BIT_RATE_80MHZ_NSS1;
}
if (pvhtpriv->sgi_80m)
vht_cap->cap |= IEEE80211_VHT_CAP_SHORT_GI_80;
vht_cap->cap |= (pvhtpriv->ampdu_len << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT);
}
void rtw_cfg80211_init_wiphy(_adapter *padapter)
{
u8 rf_type;