mt76: add missing VHT maximum A-MPDU length capability

Signficantly improves throughput with some clients

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c
index 962ed82340651af922f874adf0ca07a7d07c7aa1..ec531ce50d01beccddc7e9adc4ef49c277017583 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mac80211.c
+++ b/drivers/net/wireless/mediatek/mt76/mac80211.c
@@ -213,7 +213,8 @@ mt76_init_sband(struct mt76_dev *dev, struct mt76_sband *msband,
        vht_cap->vht_supported = true;
        vht_cap->cap |= IEEE80211_VHT_CAP_RXLDPC |
                        IEEE80211_VHT_CAP_RXSTBC_1 |
-                       IEEE80211_VHT_CAP_SHORT_GI_80;
+                       IEEE80211_VHT_CAP_SHORT_GI_80 |
+                       (3 << IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT);
 
        return 0;
 }