27 lines
994 B
Diff
27 lines
994 B
Diff
From 375281d3a6dcabaa98f489ee412aedca6d99dffb Mon Sep 17 00:00:00 2001
|
|
From: Sieng Piaw Liew <liew.s.piaw@gmail.com>
|
|
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 <liew.s.piaw@gmail.com>
|
|
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
|
|
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
|
|
---
|
|
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
|
|
@@ -634,7 +634,8 @@ bcm_enet_start_xmit(struct sk_buff *skb,
|
|
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 */
|