recipes-wifi/linux-mt76/files/patches-3.x/0167-mtk-mt76-mt7996-fill-in-sn-into-txd-for-MLD-multicas.patch

From 261d876ae90ba658963a1aae901a4f513e56684e Mon Sep 17 00:00:00 2001
From: Peter Chiu <chui-hao.chiu@mediatek.com>
Date: Mon, 15 Jul 2024 11:42:47 +0800
Subject: [PATCH 167/223] mtk: mt76: mt7996: fill in sn into txd for MLD
 multicast packet

Change-Id: I09d3dd71aee227f7b8ef06756064b0d4079e7d54
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
---
 mt7996/mac.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/mt7996/mac.c b/mt7996/mac.c
index 8c68e08e..1952cb0c 100644
--- a/mt7996/mac.c
+++ b/mt7996/mac.c
@@ -693,6 +693,7 @@ mt7996_mac_write_txwi_80211(struct mt7996_dev *dev, __le32 *txwi,
 	bool multicast = is_multicast_ether_addr(hdr->addr1);
 	u8 tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK;
 	__le16 fc = hdr->frame_control, sc = hdr->seq_ctrl;
+	u16 seqno = le16_to_cpu(sc);
 	u8 fc_type, fc_stype;
 	u32 val;
 
@@ -751,9 +752,13 @@ mt7996_mac_write_txwi_80211(struct mt7996_dev *dev, __le32 *txwi,
 		txwi[3] |= cpu_to_le32(MT_TXD3_REM_TX_COUNT);
 	}
 
-	if (info->flags & IEEE80211_TX_CTL_INJECTED) {
-		u16 seqno = le16_to_cpu(sc);
+	if (ieee80211_vif_is_mld(info->control.vif) && multicast) {
+		val = MT_TXD3_SN_VALID |
+		      FIELD_PREP(MT_TXD3_SEQ, IEEE80211_SEQ_TO_SN(seqno));
+		txwi[3] |= cpu_to_le32(val);
+	}
 
+	if (info->flags & IEEE80211_TX_CTL_INJECTED) {
 		if (ieee80211_is_back_req(hdr->frame_control)) {
 			struct ieee80211_bar *bar;
 
-- 
2.45.2