From fea36e02075c1f2834a3373c6d2cebe2960dd717 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sat, 4 Dec 2021 12:44:48 +0100 Subject: [PATCH] mt76: only kick tx queue if frames were queued Slightly reduces unnecessary device register accesses Signed-off-by: Felix Fietkau --- tx.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tx.c b/tx.c index 6b8c9dc8..44355e20 100644 --- 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; }