recipes-wifi/linux-mt76/files/patches-3.x/0042-mtk-mt76-mt7996-assign-DEAUTH-to-ALTX-queue-for-CERT.patch

From 86493d14f89cf1c6916bdac4fe2ecfc1b20c84e6 Mon Sep 17 00:00:00 2001
From: Michael-CY Lee <michael-cy.lee@mediatek.com>
Date: Tue, 14 Nov 2023 11:27:06 +0800
Subject: [PATCH 042/223] mtk: mt76: mt7996: assign DEAUTH to ALTX queue for
 CERT

Signed-off-by: Michael-CY Lee <michael-cy.lee@mediatek.com>
---
 mt7996/mac.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/mt7996/mac.c b/mt7996/mac.c
index 484f91aa..f78591ff 100644
--- a/mt7996/mac.c
+++ b/mt7996/mac.c
@@ -759,6 +759,8 @@ static void
 mt7996_mac_write_txwi_80211(struct mt7996_dev *dev, __le32 *txwi,
 			    struct sk_buff *skb, struct ieee80211_key_conf *key)
 {
+	struct mt76_phy *mphy =
+		mt76_dev_phy(&dev->mt76, le32_get_bits(txwi[1], MT_TXD1_TGID));
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
 	struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data;
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
@@ -768,6 +770,14 @@ mt7996_mac_write_txwi_80211(struct mt7996_dev *dev, __le32 *txwi,
 	u8 fc_type, fc_stype;
 	u32 val;
 
+	if (ieee80211_is_cert_mode(mphy->hw) && ieee80211_is_deauth(fc)) {
+		/* In WPA3 cert TC-4.8.1, the deauth must be transmitted without
+		 * considering PSM bit
+		 */
+		txwi[0] &= ~cpu_to_le32(MT_TXD0_Q_IDX);
+		txwi[0] |= cpu_to_le32(FIELD_PREP(MT_TXD0_Q_IDX, MT_LMAC_ALTX0));
+	}
+
 	if (ieee80211_is_action(fc) &&
 	    mgmt->u.action.category == WLAN_CATEGORY_BACK &&
 	    mgmt->u.action.u.addba_req.action_code == WLAN_ACTION_ADDBA_REQ)
-- 
2.45.2