Messages in this thread Patch in this message | | | From | Sieng Piaw Liew <> | Subject | [PATCH net-next v3 3/7] bcm63xx_enet: add xmit_more support | Date | Wed, 6 Jan 2021 22:42:04 +0800 |
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Support bulking hardware TX queue by using netdev_xmit_more().
Signed-off-by: Sieng Piaw Liew <liew.s.piaw@gmail.com> --- drivers/net/ethernet/broadcom/bcm63xx_enet.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/broadcom/bcm63xx_enet.c b/drivers/net/ethernet/broadcom/bcm63xx_enet.c index 90f8214b4d22..21744dae30ce 100644 --- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c +++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c @@ -634,7 +634,8 @@ bcm_enet_start_xmit(struct sk_buff *skb, struct net_device *dev) netdev_sent_queue(dev, skb->len); /* kick tx dma */ - enet_dmac_writel(priv, priv->dma_chan_en_mask, + if (!netdev_xmit_more() || !priv->tx_desc_count) + enet_dmac_writel(priv, priv->dma_chan_en_mask, ENETDMAC_CHANCFG, priv->tx_chan); /* stop queue if no more desc available */ -- 2.17.1
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