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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Cc: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>,
	Felix Fietkau <nbd@nbd.name>,
	Sasha Levin <sashal@kernel.org>
Subject: [PATCH 6.8 237/715] wifi: mt76: mt7925: fix wmm queue mapping
Date: Sun, 24 Mar 2024 18:26:56 -0400
Message-ID: <20240324223455.1342824-238-sashal@kernel.org>
In-Reply-To: <20240324223455.1342824-1-sashal@kernel.org>
References: <20240324223455.1342824-1-sashal@kernel.org>
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From: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>

[ Upstream commit 9d89edb576e385267f40193bd3776157101a504a ]

Firmware uses access class index (ACI) for wmm parameters update,
so convert mac80211 queue to ACI in mt7925_conf_tx().

Fixes: c948b5da6bbe ("wifi: mt76: mt7925: add Mediatek Wi-Fi7 driver for mt7925 chips")
Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 .../net/wireless/mediatek/mt76/mt7925/main.c  | 21 ++++++++++++++++++-
 .../net/wireless/mediatek/mt76/mt7925/mcu.c   |  2 +-
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c b/drivers/net/wireless/mediatek/mt76/mt7925/main.c
index 125a1be3cb64c..5671e08dec654 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c
@@ -1273,6 +1273,25 @@ mt7925_channel_switch_beacon(struct ieee80211_hw *hw,
 	mt792x_mutex_release(dev);
 }
 
+static int
+mt7925_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+	       unsigned int link_id, u16 queue,
+	       const struct ieee80211_tx_queue_params *params)
+{
+	struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
+	static 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;
+
+	return 0;
+}
+
 static int
 mt7925_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		struct ieee80211_bss_conf *link_conf)
@@ -1396,7 +1415,7 @@ const struct ieee80211_ops mt7925_ops = {
 	.add_interface = mt7925_add_interface,
 	.remove_interface = mt792x_remove_interface,
 	.config = mt7925_config,
-	.conf_tx = mt792x_conf_tx,
+	.conf_tx = mt7925_conf_tx,
 	.configure_filter = mt7925_configure_filter,
 	.bss_info_changed = mt7925_bss_info_changed,
 	.start_ap = mt7925_start_ap,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
index 4811fccbe30e8..0299045b4b833 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
@@ -895,7 +895,7 @@ int mt7925_mcu_set_tx(struct mt792x_dev *dev, struct ieee80211_vif *vif)
 
 		e = (struct edca *)tlv;
 		e->set = WMM_PARAM_SET;
-		e->queue = ac + mvif->mt76.wmm_idx * MT76_CONNAC_MAX_WMM_SETS;
+		e->queue = ac;
 		e->aifs = q->aifs;
 		e->txop = cpu_to_le16(q->txop);
 
-- 
2.43.0