[PATCH mt76 2/6] wifi: mt76: mt7996: support critical packet mode for MT7990 chipsets

Shayne Chen shayne.chen at mediatek.com
Thu Mar 12 02:57:20 PDT 2026


From: Howard Hsu <howard-yh.hsu at mediatek.com>

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 at mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen at mediatek.com>
---
 drivers/net/wireless/mediatek/mt76/mt7996/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
index e1e51c9a0767..d286dedddd9b 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);
-- 
2.51.0




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