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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: fe1a56420c ("net: lantiq: Add Lantiq / Intel VRX200 Ethernet driver")
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hauke Mehrtens 2020-09-12 21:36:26 +02:00 committed by David S. Miller
parent 4202c9fdf0
commit dea36631e6
1 changed files with 3 additions and 0 deletions
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3
drivers/net/ethernet/lantiq_xrx200.c
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@ -268,6 +268,9 @@ static int xrx200_tx_housekeeping(struct napi_struct *napi, int budget)
net_dev->stats.tx_bytes += bytes; net_dev->stats.tx_bytes += bytes;
netdev_completed_queue(ch->priv->net_dev, pkts, bytes); netdev_completed_queue(ch->priv->net_dev, pkts, bytes);
if (netif_queue_stopped(net_dev))
netif_wake_queue(net_dev);
if (pkts < budget) { if (pkts < budget) {
napi_complete(&ch->napi); napi_complete(&ch->napi);
ltq_dma_enable_irq(&ch->dma); ltq_dma_enable_irq(&ch->dma);