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Code Issues

ramips: fix dma api usage in the ethernet driver

Browse Source 
SVN-Revision: 18167
This commit is contained in:
Gabor Juhos 2009-10-26 17:17:22 +00:00
parent 69a3298ab5
commit 36cb733d4f
1 changed files with 7 additions and 7 deletions
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14
target/linux/ramips/files/drivers/net/ramips.c
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@ -19,7 +19,7 @@
#include <linux/version.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/init.h>
#include <linux/skbuff.h>
#include <linux/if_vlan.h>
@ -89,7 +89,7 @@ ramips_alloc_dma(struct net_device *dev)
skb_reserve(new_skb, 2);
priv->rx[i].rxd1 =
dma_map_single(NULL, skb_put(new_skb, 2), MAX_RX_LENGTH + 2,
PCI_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
priv->rx[i].rxd2 |= RX_DMA_LSO;
priv->rx_skb[i] = new_skb;
}
@ -123,8 +123,8 @@ ramips_eth_hard_start_xmit(struct sk_buff* skb, struct net_device *dev)
}
dev->trans_start = jiffies;
mapped_addr = (unsigned int)dma_map_single(NULL, skb->data, skb->len,
PCI_DMA_TODEVICE);
dma_sync_single_for_device(NULL, mapped_addr, skb->len, PCI_DMA_TODEVICE);
DMA_TO_DEVICE);
dma_sync_single_for_device(NULL, mapped_addr, skb->len, DMA_TO_DEVICE);
tx = ramips_fe_rr(RAMIPS_TX_CTX_IDX0);
if(tx == NUM_TX_DESC - 1)
tx_next = 0;
@ -187,7 +187,7 @@ ramips_eth_rx_hw(unsigned long ptr)
skb_reserve(new_skb, 2);
priv->rx[rx].rxd1 =
dma_map_single(NULL, new_skb->data, MAX_RX_LENGTH + 2,
PCI_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
priv->rx[rx].rxd2 &= ~RX_DMA_DONE;
ramips_fe_wr(rx, RAMIPS_RX_CALC_IDX0);
}
@ -302,9 +302,9 @@ ramips_eth_stop(struct net_device *dev)
netif_stop_queue(dev);
tasklet_kill(&priv->tx_housekeeping_tasklet);
tasklet_kill(&priv->rx_tasklet);
pci_free_consistent(NULL, NUM_TX_DESC * sizeof(struct ramips_tx_dma),
dma_free_coherent(NULL, NUM_TX_DESC * sizeof(struct ramips_tx_dma),
priv->tx, priv->phy_tx);
pci_free_consistent(NULL, NUM_RX_DESC * sizeof(struct ramips_rx_dma),
dma_free_coherent(NULL, NUM_RX_DESC * sizeof(struct ramips_rx_dma),
priv->rx, priv->phy_rx);
printk(KERN_DEBUG "ramips_eth: stopped\n");
return 0;