net: lantiq: Wake TX queue again

The call to netif_wake_queue() when the TX descriptors were freed was missing. When there are no TX buffers available the TX queue will be stopped, but it was not started again when they are available again, this is fixed in this patch. Fixes: fe1a564 ("net: lantiq: Add Lantiq / Intel VRX200 Ethernet driver") Signed-off-by: Hauke Mehrtens <[email protected]> Signed-off-by: David S. Miller <[email protected]>
zandrey · Sep 14, 2020 · dea3663 · dea3663
1 parent 4202c9f
commit dea3663
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/drivers/net/ethernet/lantiq_xrx200.c b/drivers/net/ethernet/lantiq_xrx200.c
@@ -268,6 +268,9 @@ static int xrx200_tx_housekeeping(struct napi_struct *napi, int budget)
 	net_dev->stats.tx_bytes += bytes;
 	netdev_completed_queue(ch->priv->net_dev, pkts, bytes);
 
+	if (netif_queue_stopped(net_dev))
+		netif_wake_queue(net_dev);
+
 	if (pkts < budget) {
 		napi_complete(&ch->napi);
 		ltq_dma_enable_irq(&ch->dma);