From 3244d176788c8d1811d687740140c2f3b301f0c1 Mon Sep 17 00:00:00 2001 From: Peter Chiu Date: Fri, 3 Mar 2023 16:35:56 +0800 Subject: [PATCH] wifi: mt76: mt7996: init mpdu density cap Init mpdu density based on the hardware capability to prevent rx drop. Signed-off-by: Peter Chiu Signed-off-by: Shayne Chen Signed-off-by: Felix Fietkau --- mt7996/init.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/mt7996/init.c b/mt7996/init.c index b8ab16ff..6fe55a75 100644 --- a/mt7996/init.c +++ b/mt7996/init.c @@ -197,10 +197,13 @@ mt7996_init_wiphy(struct ieee80211_hw *hw) hw->max_tx_fragments = 4; - if (phy->mt76->cap.has_2ghz) + if (phy->mt76->cap.has_2ghz) { phy->mt76->sband_2g.sband.ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING | IEEE80211_HT_CAP_MAX_AMSDU; + phy->mt76->sband_2g.sband.ht_cap.ampdu_density = + IEEE80211_HT_MPDU_DENSITY_2; + } if (phy->mt76->cap.has_5ghz) { phy->mt76->sband_5g.sband.ht_cap.cap |= @@ -212,6 +215,8 @@ mt7996_init_wiphy(struct ieee80211_hw *hw) IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK | IEEE80211_VHT_CAP_SHORT_GI_160 | IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; + phy->mt76->sband_5g.sband.ht_cap.ampdu_density = + IEEE80211_HT_MPDU_DENSITY_1; } mt76_set_stream_caps(phy->mt76, true); @@ -690,7 +695,7 @@ mt7996_init_he_caps(struct mt7996_phy *phy, enum nl80211_band band, u16 cap = IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS | IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS; - cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_2, + cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_0_5, IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) | u16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K, IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) |