| From 349f51f541c02b1a3f72cce4e2f70110a0f39252 Mon Sep 17 00:00:00 2001 |
| From: Howard Hsu <howard-yh.hsu@mediatek.com> |
| Date: Tue, 23 Apr 2024 09:19:25 +0800 |
| Subject: [PATCH 112/223] mtk: mt76: mt7996: enable ibf capability for mt7992 |
| |
| For the specific sku of mt7992, it supports both ibf and ebf |
| functionality. The firmware algorithm may decide which type is better |
| according to the station's beamform capability. |
| |
| Change-Id: I4b38ddf5059b5eafd5fc4cacb1add2a6d0ea3836 |
| Signed-off-by: Howard Hsu <howard-yh.hsu@mediatek.com> |
| --- |
| mt7996/mcu.c | 7 ++++++- |
| 1 file changed, 6 insertions(+), 1 deletion(-) |
| |
| diff --git a/mt7996/mcu.c b/mt7996/mcu.c |
| index d56630e9..f9ed473a 100644 |
| --- a/mt7996/mcu.c |
| +++ b/mt7996/mcu.c |
| @@ -2270,6 +2270,8 @@ mt7996_mcu_sta_bfer_tlv(struct mt7996_dev *dev, struct sk_buff *skb, |
| struct ieee80211_bss_conf *conf, struct mt7996_bss_conf *mconf, |
| struct ieee80211_link_sta *link_sta) |
| { |
| +#define EBF_MODE BIT(0) |
| +#define IBF_MODE BIT(1) |
| struct mt7996_phy *phy = mconf->phy; |
| int tx_ant = hweight16(phy->mt76->chainmask) - 1; |
| struct sta_rec_bf *bf; |
| @@ -2307,7 +2309,10 @@ mt7996_mcu_sta_bfer_tlv(struct mt7996_dev *dev, struct sk_buff *skb, |
| else |
| return; |
| |
| - bf->bf_cap = ebf ? ebf : dev->ibf << 1; |
| + bf->bf_cap = ebf ? EBF_MODE : (dev->ibf ? IBF_MODE : 0); |
| + if (is_mt7992(&dev->mt76) && |
| + tx_ant == hweight8(phy->mt76->hw->wiphy->available_antennas_tx)) |
| + bf->bf_cap |= IBF_MODE; |
| bf->bw = link_sta->bandwidth; |
| bf->ibf_dbw = link_sta->bandwidth; |
| bf->ibf_nrow = tx_ant; |
| -- |
| 2.45.2 |
| |