Commit e80d6425 authored by Johannes Berg's avatar Johannes Berg

mac80211: copy VHT EXT NSS BW Support/Capable data to station

When taking VHT capabilities for a station, copy the new
fields if we support them as a transmitter. Also adjust
the maximum bandwidth the station supports appropriately.

Also, since it was missing, copy tx_highest and rx_highest.
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 7eb26df2
......@@ -3,6 +3,7 @@
*
* Portions of this file
* Copyright(c) 2015 - 2016 Intel Deutschland GmbH
* Copyright (C) 2018 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
......@@ -231,6 +232,13 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
memcpy(&vht_cap->vht_mcs, &vht_cap_ie->supp_mcs,
sizeof(struct ieee80211_vht_mcs_info));
/* copy EXT_NSS_BW Support value or remove the capability */
if (ieee80211_hw_check(&sdata->local->hw, SUPPORTS_VHT_EXT_NSS_BW))
vht_cap->cap |= (cap_info & IEEE80211_VHT_CAP_EXT_NSS_BW_MASK);
else
vht_cap->vht_mcs.tx_highest &=
~cpu_to_le16(IEEE80211_VHT_EXT_NSS_BW_CAPABLE);
/* but also restrict MCSes */
for (i = 0; i < 8; i++) {
u16 own_rx, own_tx, peer_rx, peer_tx;
......@@ -294,6 +302,18 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
break;
default:
sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_80;
if (!(vht_cap->vht_mcs.tx_highest &
cpu_to_le16(IEEE80211_VHT_EXT_NSS_BW_CAPABLE)))
break;
/*
* If this is non-zero, then it does support 160 MHz after all,
* in one form or the other. We don't distinguish here (or even
* above) between 160 and 80+80 yet.
*/
if (cap_info & IEEE80211_VHT_CAP_EXT_NSS_BW_MASK)
sta->cur_max_bandwidth = IEEE80211_STA_RX_BW_160;
}
sta->sta.bandwidth = ieee80211_sta_cur_vht_bw(sta);
......
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