diff options
Diffstat (limited to 'drivers/net/sh_eth.c')
| -rw-r--r-- | drivers/net/sh_eth.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c index 8a72a979ee71..3da168a859ca 100644 --- a/drivers/net/sh_eth.c +++ b/drivers/net/sh_eth.c @@ -33,7 +33,6 @@ #include <linux/pm_runtime.h> #include <linux/slab.h> #include <linux/ethtool.h> -#include <asm/cacheflush.h> #include "sh_eth.h" @@ -864,6 +863,8 @@ static int sh_eth_txfree(struct net_device *ndev) break; /* Free the original skb. */ if (mdp->tx_skbuff[entry]) { + dma_unmap_single(&ndev->dev, txdesc->addr, + txdesc->buffer_length, DMA_TO_DEVICE); dev_kfree_skb_irq(mdp->tx_skbuff[entry]); mdp->tx_skbuff[entry] = NULL; freeNum++; @@ -1487,13 +1488,12 @@ static int sh_eth_start_xmit(struct sk_buff *skb, struct net_device *ndev) entry = mdp->cur_tx % TX_RING_SIZE; mdp->tx_skbuff[entry] = skb; txdesc = &mdp->tx_ring[entry]; - txdesc->addr = virt_to_phys(skb->data); /* soft swap. */ if (!mdp->cd->hw_swap) sh_eth_soft_swap(phys_to_virt(ALIGN(txdesc->addr, 4)), skb->len + 2); - /* write back */ - __flush_purge_region(skb->data, skb->len); + txdesc->addr = dma_map_single(&ndev->dev, skb->data, skb->len, + DMA_TO_DEVICE); if (skb->len < ETHERSMALL) txdesc->buffer_length = ETHERSMALL; else @@ -1770,7 +1770,7 @@ static int sh_eth_drv_probe(struct platform_device *pdev) int ret, devno = 0; struct resource *res; struct net_device *ndev = NULL; - struct sh_eth_private *mdp; + struct sh_eth_private *mdp = NULL; struct sh_eth_plat_data *pd; /* get base addr */ @@ -1888,7 +1888,7 @@ out_unregister: out_release: /* net_dev free */ - if (mdp->tsu_addr) + if (mdp && mdp->tsu_addr) iounmap(mdp->tsu_addr); if (ndev) free_netdev(ndev); |