From: Howard Hsu <howard-yh.hsu@mediatek.com>
Date: Thu, 12 Mar 2026 09:57:20 +0000 (+0800)
Subject: wifi: mt76: mt7996: support critical packet mode for MT7990 chipsets
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cf909557c1ba1215328db41f883ca5af5849f2fd;p=thirdparty%2Flinux.git

wifi: mt76: mt7996: support critical packet mode for MT7990 chipsets

For MT7990 chipsets, critical packet mode must be enabled. Without this,
some higher priority packets may be placed in the wrong AC queue.

Signed-off-by: Howard Hsu <howard-yh.hsu@mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Link: https://patch.msgid.link/20260312095724.2117448-2-shayne.chen@mediatek.com
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
index 39e1999143dab..834edd31458d5 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
@@ -56,7 +56,7 @@ static int mt7996_start(struct ieee80211_hw *hw)
 
 	mutex_lock(&dev->mt76.mutex);
 	ret = mt7996_mcu_set_hdr_trans(dev, true);
-	if (!ret && is_mt7992(&dev->mt76)) {
+	if (!ret && !is_mt7996(&dev->mt76)) {
 		u8 queue = mt76_connac_lmac_mapping(IEEE80211_AC_VI);
 
 		ret = mt7996_mcu_cp_support(dev, queue);