Linux wireless drivers development
 help / color / mirror / Atom feed
* [PATCH mt76-fixes] wifi: mt76: use ALTX queue for packets to disassociated stations
@ 2026-09-01  9:22 Felix Fietkau
  2026-09-01  9:46 ` Lorenzo Bianconi
  0 siblings, 1 reply; 2+ messages in thread
From: Felix Fietkau @ 2026-09-01  9:22 UTC (permalink / raw)
  To: linux-wireless

Running these packets through regular buffering queues could cause them
to hang, especially when the packets were for stations that in disassoc
state.

Fixes: dedf2ec30fe4 ("wifi: mt76: fix queue assignment for deauth packets")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
 drivers/net/wireless/mediatek/mt76/mt7915/main.c | 2 ++
 drivers/net/wireless/mediatek/mt76/mt7996/main.c | 1 +
 drivers/net/wireless/mediatek/mt76/tx.c          | 3 ++-
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index a8286f8becf9..a03d89aabe80 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -805,6 +805,7 @@ __mt7915_drop_sta(void *ptr, u8 *mac, struct ieee80211_vif *vif)
 
 	msta = (struct mt7915_sta *)sta->drv_priv;
 	mt7915_mcu_add_sta(data->dev, vif, sta, CONN_STATE_DISCONNECT, false);
+	msta->wcid.tx_info &= ~MT_WCID_TX_INFO_SET;
 	msta->wcid.sta_disabled = 1;
 	msta->wcid.sta = 0;
 }
@@ -871,6 +872,7 @@ int mt7915_mac_sta_event(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 		mutex_unlock(&dev->mt76.mutex);
 
 		mt7915_mcu_add_sta(dev, vif, sta, CONN_STATE_DISCONNECT, false);
+		msta->wcid.tx_info &= ~MT_WCID_TX_INFO_SET;
 		msta->wcid.sta_disabled = 1;
 		msta->wcid.sta = 0;
 		return 0;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
index d17d1dbb2038..dd7a01c02a7c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c
@@ -1433,6 +1433,7 @@ mt7996_mac_sta_event(struct mt7996_dev *dev, struct ieee80211_vif *vif,
 			else if (sta->mlo && links == BIT(link_id)) /* last link */
 				mt7996_mcu_teardown_mld_sta(dev, link,
 							    msta_link);
+			msta_link->wcid.tx_info &= ~MT_WCID_TX_INFO_SET;
 			msta_link->wcid.sta_disabled = 1;
 			msta_link->wcid.sta = 0;
 			links = links & ~BIT(link_id);
diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c
index b1e894b19cbd..3c623df2e741 100644
--- a/drivers/net/wireless/mediatek/mt76/tx.c
+++ b/drivers/net/wireless/mediatek/mt76/tx.c
@@ -680,7 +680,8 @@ mt76_txq_schedule_pending_wcid(struct mt76_phy *phy, struct mt76_wcid *wcid,
 		if ((dev->drv->drv_flags & MT_DRV_HW_MGMT_TXQ) &&
 		    !(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP) &&
 		    !ieee80211_is_data_present(hdr->frame_control) &&
-		    (!ieee80211_is_bufferable_mmpdu(skb) ||
+		    (!(wcid->tx_info & MT_WCID_TX_INFO_SET) ||
+		     !ieee80211_is_bufferable_mmpdu(skb) ||
 		     ieee80211_is_deauth(hdr->frame_control) ||
 		     ieee80211_is_disassoc(hdr->frame_control) ||
 		     head == &wcid->tx_offchannel))
-- 
2.47.3


^ permalink raw reply related	[flat|nested] 2+ messages in thread
end of thread, other threads:[~2026-09-01  9:47 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-09-01  9:22 [PATCH mt76-fixes] wifi: mt76: use ALTX queue for packets to disassociated stations Felix Fietkau
2026-09-01  9:46 ` Lorenzo Bianconi

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox