<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">From 375281d3a6dcabaa98f489ee412aedca6d99dffb Mon Sep 17 00:00:00 2001
From: Sieng Piaw Liew &lt;liew.s.piaw@gmail.com&gt;
Date: Wed, 6 Jan 2021 22:42:04 +0800
Subject: [PATCH 3/7] bcm63xx_enet: add xmit_more support

Support bulking hardware TX queue by using netdev_xmit_more().

Signed-off-by: Sieng Piaw Liew &lt;liew.s.piaw@gmail.com&gt;
Acked-by: Florian Fainelli &lt;f.fainelli@gmail.com&gt;
Signed-off-by: Jakub Kicinski &lt;kuba@kernel.org&gt;
---
 drivers/net/ethernet/broadcom/bcm63xx_enet.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c
+++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c
@@ -635,7 +635,8 @@ bcm_enet_start_xmit(struct sk_buff *skb,
 	netdev_sent_queue(dev, skb-&gt;len);
 
 	/* kick tx dma */
-	enet_dmac_writel(priv, priv-&gt;dma_chan_en_mask,
+	if (!netdev_xmit_more() || !priv-&gt;tx_desc_count)
+		enet_dmac_writel(priv, priv-&gt;dma_chan_en_mask,
 				 ENETDMAC_CHANCFG, priv-&gt;tx_chan);
 
 	/* stop queue if no more desc available */
</pre></body></html>