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Commit a723b984 authored by Joachim Eastwood's avatar Joachim Eastwood Committed by David S. Miller
Browse files

net/at91_ether: use macb defs for rx dma buffers 



Signed-off-by: default avatarJoachim Eastwood <manabian@gmail.com>
parent f8bded38

drivers/net/ethernet/cadence/at91_ether.c

+4 −4
Original line number Diff line number Diff line
@@ -741,7 +741,7 @@ static void at91ether_start(struct net_device *dev) 
	}



	/* Set the Wrap bit on the last descriptor */

	dlist->descriptors[i-1].addr |= EMAC_DESC_WRAP;

	dlist->descriptors[i-1].addr |= MACB_BIT(RX_WRAP);



	/* Reset buffer index */

	lp->rxBuffIndex = 0;
@@ -901,7 +901,7 @@ static void at91ether_rx(struct net_device *dev) 
	unsigned int pktlen;



	dlist = lp->dlist;

	while (dlist->descriptors[lp->rxBuffIndex].addr & EMAC_DESC_DONE) {

	while (dlist->descriptors[lp->rxBuffIndex].addr & MACB_BIT(RX_USED)) {

		p_recv = dlist->recv_buf[lp->rxBuffIndex];

		pktlen = dlist->descriptors[lp->rxBuffIndex].size & 0x7ff;	/* Length of frame including FCS */

		skb = netdev_alloc_skb(dev, pktlen + 2);
@@ -918,10 +918,10 @@ static void at91ether_rx(struct net_device *dev) 
			printk(KERN_NOTICE "%s: Memory squeeze, dropping packet.\n", dev->name);

		}



		if (dlist->descriptors[lp->rxBuffIndex].size & EMAC_MULTICAST)

		if (dlist->descriptors[lp->rxBuffIndex].size & MACB_BIT(RX_MHASH_MATCH))

			dev->stats.multicast++;



		dlist->descriptors[lp->rxBuffIndex].addr &= ~EMAC_DESC_DONE;	/* reset ownership bit */

		dlist->descriptors[lp->rxBuffIndex].addr &= ~MACB_BIT(RX_USED);	/* reset ownership bit */

		if (lp->rxBuffIndex == MAX_RX_DESCR-1)				/* wrap after last buffer */

			lp->rxBuffIndex = 0;

		else

drivers/net/ethernet/cadence/at91_ether.h

+0 −7
Original line number Diff line number Diff line
@@ -63,13 +63,6 @@ 
#define MAX_RBUFF_SZ	0x600		/* 1518 rounded up */

#define MAX_RX_DESCR	9		/* max number of receive buffers */



#define EMAC_DESC_DONE	0x00000001	/* bit for if DMA is done */

#define EMAC_DESC_WRAP	0x00000002	/* bit for wrap */



#define EMAC_BROADCAST	0x80000000	/* broadcast address */

#define EMAC_MULTICAST	0x40000000	/* multicast address */

#define EMAC_UNICAST	0x20000000	/* unicast address */



struct rbf_t

{

	unsigned int addr;