mt76: mt7615: stop ext_phy queue when mac reset happens

Stop Tx burst for ext_phy after mac reset.
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7615/mac.c

@@ -2075,6 +2075,7 @@ void mt7615_mac_reset_work(struct work_struct *work)
 	del_timer_sync(&dev->phy.roc_timer);
 	cancel_work_sync(&dev->phy.roc_work);
 	if (phy2) {
+		set_bit(MT76_RESET, &phy2->mt76->state);
 		cancel_delayed_work_sync(&phy2->mt76->mac_work);
 		del_timer_sync(&phy2->roc_timer);
 		cancel_work_sync(&phy2->roc_work);
@@ -2108,6 +2109,8 @@ void mt7615_mac_reset_work(struct work_struct *work)
 
 	clear_bit(MT76_MCU_RESET, &dev->mphy.state);
 	clear_bit(MT76_RESET, &dev->mphy.state);
+	if (phy2)
+		clear_bit(MT76_RESET, &phy2->mt76->state);
 
 	mt76_worker_enable(&dev->mt76.tx_worker);
 	napi_enable(&dev->mt76.tx_napi);