Patch "wifi: mt76: mt7996: fix wmm queue mapping" has been added to the 6.6-stable tree

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This is a note to let you know that I've just added the patch titled

    wifi: mt76: mt7996: fix wmm queue mapping

to the 6.6-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     wifi-mt76-mt7996-fix-wmm-queue-mapping.patch
and it can be found in the queue-6.6 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit 06b753d1568af710fdd68c5ce515f154a59afc3a
Author: Peter Chiu <chui-hao.chiu@xxxxxxxxxxxx>
Date:   Thu Aug 17 16:01:49 2023 +0800

    wifi: mt76: mt7996: fix wmm queue mapping
    
    [ Upstream commit 9b11696e5c5bf6030a32571f3f88845226d8b662 ]
    
    Firmware uses access class index (ACI) for wmm parameters update, so
    convert mac80211 queue to ACI in mt7996_conf_tx().
    
    Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices")
    Signed-off-by: Peter Chiu <chui-hao.chiu@xxxxxxxxxxxx>
    Signed-off-by: Shayne Chen <shayne.chen@xxxxxxxxxxxx>
    Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
index c3a479dc3f533..600010cdb94e6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
@@ -190,7 +190,7 @@ static int mt7996_add_interface(struct ieee80211_hw *hw,
 	mvif->mt76.omac_idx = idx;
 	mvif->phy = phy;
 	mvif->mt76.band_idx = band_idx;
-	mvif->mt76.wmm_idx = band_idx;
+	mvif->mt76.wmm_idx = vif->type != NL80211_IFTYPE_AP;
 
 	ret = mt7996_mcu_add_dev_info(phy, vif, true);
 	if (ret)
@@ -414,10 +414,16 @@ mt7996_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 	       const struct ieee80211_tx_queue_params *params)
 {
 	struct mt7996_vif *mvif = (struct mt7996_vif *)vif->drv_priv;
+	const u8 mq_to_aci[] = {
+		[IEEE80211_AC_VO] = 3,
+		[IEEE80211_AC_VI] = 2,
+		[IEEE80211_AC_BE] = 0,
+		[IEEE80211_AC_BK] = 1,
+	};
 
+	/* firmware uses access class index */
+	mvif->queue_params[mq_to_aci[queue]] = *params;
 	/* no need to update right away, we'll get BSS_CHANGED_QOS */
-	queue = mt76_connac_lmac_mapping(queue);
-	mvif->queue_params[queue] = *params;
 
 	return 0;
 }
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index 4ed1643818980..cf443748ef7cc 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -2679,7 +2679,7 @@ int mt7996_mcu_set_tx(struct mt7996_dev *dev, struct ieee80211_vif *vif)
 
 		e = (struct edca *)tlv;
 		e->set = WMM_PARAM_SET;
-		e->queue = ac + mvif->mt76.wmm_idx * MT7996_MAX_WMM_SETS;
+		e->queue = ac;
 		e->aifs = q->aifs;
 		e->txop = cpu_to_le16(q->txop);
 



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