X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=drivers%2Fnet%2Fethernet%2Fxilinx%2Fxilinx_axienet_main.c;h=4bfdf8c7ada033cf964f1da66daba0137b499e6f;hb=d930acfdb021f9d61e156c4f53d42043305f5bf6;hp=1ec65feebb9e29cb1b9bfe7ffe2343fdfad9c537;hpb=a00928f55841f8a7d28120f967068255b89d41b1;p=~andy%2Flinux

diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 1ec65feebb9..4bfdf8c7ada 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -26,6 +26,7 @@
 #include <linux/netdevice.h>
 #include <linux/of_mdio.h>
 #include <linux/of_platform.h>
+#include <linux/of_irq.h>
 #include <linux/of_address.h>
 #include <linux/skbuff.h>
 #include <linux/spinlock.h>
@@ -600,7 +601,8 @@ static void axienet_start_xmit_done(struct net_device *ndev)
 		size += status & XAXIDMA_BD_STS_ACTUAL_LEN_MASK;
 		packets++;
 
-		lp->tx_bd_ci = ++lp->tx_bd_ci % TX_BD_NUM;
+		++lp->tx_bd_ci;
+		lp->tx_bd_ci %= TX_BD_NUM;
 		cur_p = &lp->tx_bd_v[lp->tx_bd_ci];
 		status = cur_p->status;
 	}
@@ -686,7 +688,8 @@ static int axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev)
 				     skb_headlen(skb), DMA_TO_DEVICE);
 
 	for (ii = 0; ii < num_frag; ii++) {
-		lp->tx_bd_tail = ++lp->tx_bd_tail % TX_BD_NUM;
+		++lp->tx_bd_tail;
+		lp->tx_bd_tail %= TX_BD_NUM;
 		cur_p = &lp->tx_bd_v[lp->tx_bd_tail];
 		frag = &skb_shinfo(skb)->frags[ii];
 		cur_p->phys = dma_map_single(ndev->dev.parent,
@@ -702,7 +705,8 @@ static int axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev)
 	tail_p = lp->tx_bd_p + sizeof(*lp->tx_bd_v) * lp->tx_bd_tail;
 	/* Start the transfer */
 	axienet_dma_out32(lp, XAXIDMA_TX_TDESC_OFFSET, tail_p);
-	lp->tx_bd_tail = ++lp->tx_bd_tail % TX_BD_NUM;
+	++lp->tx_bd_tail;
+	lp->tx_bd_tail %= TX_BD_NUM;
 
 	return NETDEV_TX_OK;
 }
@@ -774,7 +778,8 @@ static void axienet_recv(struct net_device *ndev)
 		cur_p->status = 0;
 		cur_p->sw_id_offset = (u32) new_skb;
 
-		lp->rx_bd_ci = ++lp->rx_bd_ci % RX_BD_NUM;
+		++lp->rx_bd_ci;
+		lp->rx_bd_ci %= RX_BD_NUM;
 		cur_p = &lp->rx_bd_v[lp->rx_bd_ci];
 	}