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authorRalf Baechle <ralf@linux-mips.org>2007-02-26 19:52:06 +0000
committerJeff Garzik <jeff@garzik.org>2007-02-27 04:21:25 -0500
commit908b637fe793165b6aecdc875cdca67c4959a1ad (patch)
tree6fecf3ac52658a42ea77eb48313ed445a43112e9 /drivers/net/mv643xx_eth.c
parent92b0c4e240d0768f875bd08d01ec26d87b9546d1 (diff)
downloadop-kernel-dev-908b637fe793165b6aecdc875cdca67c4959a1ad.zip
op-kernel-dev-908b637fe793165b6aecdc875cdca67c4959a1ad.tar.gz
Alignment in mv643xx_eth
The driver contains this little piece of candy: #if defined(CONFIG_DMA_NONCOHERENT) || defined(CONFIG_NOT_COHERENT_CACHE) #define ETH_DMA_ALIGN L1_CACHE_BYTES #else #define ETH_DMA_ALIGN 8 #endif Any reason why we're not using dma_get_cache_alignment() instead? Ralf Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/mv643xx_eth.c')
-rw-r--r--drivers/net/mv643xx_eth.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index d98e53e..3e045a6 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -147,13 +147,13 @@ static void mv643xx_eth_rx_refill_descs(struct net_device *dev)
int unaligned;
while (mp->rx_desc_count < mp->rx_ring_size) {
- skb = dev_alloc_skb(ETH_RX_SKB_SIZE + ETH_DMA_ALIGN);
+ skb = dev_alloc_skb(ETH_RX_SKB_SIZE + dma_get_cache_alignment());
if (!skb)
break;
mp->rx_desc_count++;
- unaligned = (u32)skb->data & (ETH_DMA_ALIGN - 1);
+ unaligned = (u32)skb->data & (dma_get_cache_alignment() - 1);
if (unaligned)
- skb_reserve(skb, ETH_DMA_ALIGN - unaligned);
+ skb_reserve(skb, dma_get_cache_alignment() - unaligned);
pkt_info.cmd_sts = ETH_RX_ENABLE_INTERRUPT;
pkt_info.byte_cnt = ETH_RX_SKB_SIZE;
pkt_info.buf_ptr = dma_map_single(NULL, skb->data,
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