-From 25e46afc7324196c89dfb6f83a9c518942e23b33 Mon Sep 17 00:00:00 2001
+From 506c56fe0c3986c13fbca474ee91b061fbc850ca Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Tue, 29 Mar 2016 17:20:01 +0200
Subject: [PATCH 75/91] net: mediatek: fix TX locking
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)
-diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
-index 26eeb1a..67b18f9 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
-@@ -536,7 +536,6 @@ static int mtk_tx_map(struct sk_buff *skb, struct net_device *dev,
+@@ -536,7 +536,6 @@ static int mtk_tx_map(struct sk_buff *sk
struct mtk_eth *eth = mac->hw;
struct mtk_tx_dma *itxd, *txd;
struct mtk_tx_buf *tx_buf;
dma_addr_t mapped_addr;
unsigned int nr_frags;
int i, n_desc = 1;
-@@ -568,11 +567,6 @@ static int mtk_tx_map(struct sk_buff *skb, struct net_device *dev,
+@@ -568,11 +567,6 @@ static int mtk_tx_map(struct sk_buff *sk
if (unlikely(dma_mapping_error(&dev->dev, mapped_addr)))
return -ENOMEM;
WRITE_ONCE(itxd->txd1, mapped_addr);
tx_buf->flags |= MTK_TX_FLAGS_SINGLE0;
dma_unmap_addr_set(tx_buf, dma_addr0, mapped_addr);
-@@ -632,8 +626,6 @@ static int mtk_tx_map(struct sk_buff *skb, struct net_device *dev,
+@@ -632,8 +626,6 @@ static int mtk_tx_map(struct sk_buff *sk
WRITE_ONCE(itxd->txd3, (TX_DMA_SWC | TX_DMA_PLEN0(skb_headlen(skb)) |
(!nr_frags * TX_DMA_LS0)));
return -ENOMEM;
}
-@@ -712,14 +702,22 @@ static int mtk_start_xmit(struct sk_buff *skb, struct net_device *dev)
+@@ -712,14 +702,22 @@ static int mtk_start_xmit(struct sk_buff
struct mtk_eth *eth = mac->hw;
struct mtk_tx_ring *ring = ð->tx_ring;
struct net_device_stats *stats = &dev->stats;
return NETDEV_TX_BUSY;
}
-@@ -747,10 +745,12 @@ static int mtk_start_xmit(struct sk_buff *skb, struct net_device *dev)
+@@ -747,10 +745,12 @@ static int mtk_start_xmit(struct sk_buff
ring->thresh))
mtk_wake_queue(eth);
}
stats->tx_dropped++;
dev_kfree_skb(skb);
return NETDEV_TX_OK;
---
-1.7.10.4
-