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dl2k: use DMA_48BIT_MASK constant 

Typo will be harder with this one.

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
This commit is contained in:
Francois Romieu 2006-05-10 12:48:57 -07:00 committed by Stephen Hemminger
parent 64b1c2b42b
commit 4c1b46226c
2 changed files with 7 additions and 6 deletions
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12
drivers/net/dl2k.c
View File

@ -765,7 +765,7 @@ rio_free_tx (struct net_device *dev, int irq)
break;
skb = np->tx_skbuff[entry];
pci_unmap_single (np->pdev,
np->tx_ring[entry].fraginfo & 0xffffffffffff,
np->tx_ring[entry].fraginfo & DMA_48BIT_MASK,
skb->len, PCI_DMA_TODEVICE);
if (irq)
dev_kfree_skb_irq (skb);
@ -893,7 +893,7 @@ receive_packet (struct net_device *dev)
/* Small skbuffs for short packets */
if (pkt_len > copy_thresh) {
pci_unmap_single (np->pdev,
desc->fraginfo & 0xffffffffffff,
desc->fraginfo & DMA_48BIT_MASK,
np->rx_buf_sz,
PCI_DMA_FROMDEVICE);
skb_put (skb = np->rx_skbuff[entry], pkt_len);
@ -901,7 +901,7 @@ receive_packet (struct net_device *dev)
} else if ((skb = dev_alloc_skb (pkt_len + 2)) != NULL) {
pci_dma_sync_single_for_cpu(np->pdev,
desc->fraginfo &
0xffffffffffff,
DMA_48BIT_MASK,
np->rx_buf_sz,
PCI_DMA_FROMDEVICE);
skb->dev = dev;
@ -913,7 +913,7 @@ receive_packet (struct net_device *dev)
skb_put (skb, pkt_len);
pci_dma_sync_single_for_device(np->pdev,
desc->fraginfo &
0xffffffffffff,
DMA_48BIT_MASK,
np->rx_buf_sz,
PCI_DMA_FROMDEVICE);
}
@ -1800,7 +1800,7 @@ rio_close (struct net_device *dev)
skb = np->rx_skbuff[i];
if (skb) {
pci_unmap_single(np->pdev,
np->rx_ring[i].fraginfo & 0xffffffffffff,
np->rx_ring[i].fraginfo & DMA_48BIT_MASK,
skb->len, PCI_DMA_FROMDEVICE);
dev_kfree_skb (skb);
np->rx_skbuff[i] = NULL;
@ -1810,7 +1810,7 @@ rio_close (struct net_device *dev)
skb = np->tx_skbuff[i];
if (skb) {
pci_unmap_single(np->pdev,
np->tx_ring[i].fraginfo & 0xffffffffffff,
np->tx_ring[i].fraginfo & DMA_48BIT_MASK,
skb->len, PCI_DMA_TODEVICE);
dev_kfree_skb (skb);
np->tx_skbuff[i] = NULL;

1
include/linux/dma-mapping.h
View File

@ -14,6 +14,7 @@ enum dma_data_direction {
};
#define DMA_64BIT_MASK 0xffffffffffffffffULL
#define DMA_48BIT_MASK 0x0000ffffffffffffULL
#define DMA_40BIT_MASK 0x000000ffffffffffULL
#define DMA_39BIT_MASK 0x0000007fffffffffULL
#define DMA_32BIT_MASK 0x00000000ffffffffULL