mt76: only kick tx queue if frames were queued

Slightly reduces unnecessary device register accesses Signed-off-by: Felix Fietkau <nbd@nbd.name>
openwrt · Dec 4, 2021 · fea36e0 · fea36e0
1 parent 047b9a9
commit fea36e0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/tx.c b/tx.c
@@ -490,7 +490,8 @@ mt76_txq_send_burst(struct mt76_phy *phy, struct mt76_queue *q,
 		n_frames++;
 	} while (1);
 
-	dev->queue_ops->kick(dev, q);
+	if (n_frames)
+		dev->queue_ops->kick(dev, q);
 
 	return n_frames;
 }