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From:   Felix Fietkau <nbd@nbd.name>
To:     linux-wireless@vger.kernel.org
Subject: [PATCH] wifi: mt76: mt7915 add tc offloading support
Date:   Thu, 21 Sep 2023 10:00:21 +0200
Message-ID: <20230921080021.18016-1-nbd@nbd.name>
MIME-Version: 1.0
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This is used for offloading flows from WLAN to Ethernet, or from WLAN to WLAN

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
 drivers/net/wireless/mediatek/mt76/mt7915/init.c |  3 +++
 drivers/net/wireless/mediatek/mt76/mt7915/main.c | 15 +++++++++++++++
 2 files changed, 18 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c
index f4d77eba7191..81478289f17e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c
@@ -344,6 +344,9 @@ mt7915_init_wiphy(struct mt7915_phy *phy)
 	hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE;
 	hw->netdev_features = NETIF_F_RXCSUM;
 
+	if (mtk_wed_device_active(&mdev->mmio.wed))
+		hw->netdev_features |= NETIF_F_HW_TC;
+
 	hw->radiotap_timestamp.units_pos =
 		IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US;
 
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index d527ab28d4ef..a3fd54cc1911 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -1653,6 +1653,20 @@ mt7915_net_fill_forward_path(struct ieee80211_hw *hw,
 
 	return 0;
 }
+
+static int
+mt7915_net_setup_tc(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+		    struct net_device *netdev, enum tc_setup_type type,
+		    void *type_data)
+{
+	struct mt7915_dev *dev = mt7915_hw_dev(hw);
+	struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
+
+	if (!mtk_wed_device_active(wed))
+		return -EOPNOTSUPP;
+
+	return mtk_wed_device_setup_tc(wed, netdev, type, type_data);
+}
 #endif
 
 const struct ieee80211_ops mt7915_ops = {
@@ -1707,5 +1721,6 @@ const struct ieee80211_ops mt7915_ops = {
 	.set_radar_background = mt7915_set_radar_background,
 #ifdef CONFIG_NET_MEDIATEK_SOC_WED
 	.net_fill_forward_path = mt7915_net_fill_forward_path,
+	.net_setup_tc = mt7915_net_setup_tc,
 #endif
 };
-- 
2.41.0