| From 079f20bae0948f133e4d6998a9a4119c240b8ff4 Mon Sep 17 00:00:00 2001 |
| From: Sasha Levin <sashal@kernel.org> |
| Date: Thu, 31 Aug 2023 14:22:21 +0800 |
| Subject: wifi: mt76: mt7915: fix beamforming availability check |
| |
| From: MeiChia Chiu <meichia.chiu@mediatek.com> |
| |
| [ Upstream commit ced1a0b8f3944e44e7f4eb3772dea1bada25d38a ] |
| |
| Without this patch, when ap sets the tx stream number to 2, |
| ap won't send any beamforming packet. |
| |
| Fixes: f89f297aef28 ("mt76: mt7915: fix txbf starec TLV issues") |
| Signed-off-by: MeiChia Chiu <meichia.chiu@mediatek.com> |
| Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> |
| Signed-off-by: Felix Fietkau <nbd@nbd.name> |
| Signed-off-by: Sasha Levin <sashal@kernel.org> |
| --- |
| drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 4 ++-- |
| 1 file changed, 2 insertions(+), 2 deletions(-) |
| |
| diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c |
| index 4116434a8b313..9a8b8356254b5 100644 |
| --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c |
| +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c |
| @@ -1012,13 +1012,13 @@ mt7915_is_ebf_supported(struct mt7915_phy *phy, struct ieee80211_vif *vif, |
| struct ieee80211_sta *sta, bool bfee) |
| { |
| struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; |
| - int tx_ant = hweight8(phy->mt76->chainmask) - 1; |
| + int sts = hweight16(phy->mt76->chainmask); |
| |
| if (vif->type != NL80211_IFTYPE_STATION && |
| vif->type != NL80211_IFTYPE_AP) |
| return false; |
| |
| - if (!bfee && tx_ant < 2) |
| + if (!bfee && sts < 2) |
| return false; |
| |
| if (sta->deflink.he_cap.has_he) { |
| -- |
| 2.42.0 |
| |
