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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.h
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.h')
-rw-r--r--drivers/net/mv643xx_eth.h11
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/net/mv643xx_eth.h b/drivers/net/mv643xx_eth.h
index 33c5faf..7cb0a41 100644
--- a/drivers/net/mv643xx_eth.h
+++ b/drivers/net/mv643xx_eth.h
@@ -42,17 +42,6 @@
#define MAX_DESCS_PER_SKB 1
#endif
-/*
- * The MV643XX HW requires 8-byte alignment. However, when I/O
- * is non-cache-coherent, we need to ensure that the I/O buffers
- * we use don't share cache lines with other data.
- */
-#if defined(CONFIG_DMA_NONCOHERENT) || defined(CONFIG_NOT_COHERENT_CACHE)
-#define ETH_DMA_ALIGN L1_CACHE_BYTES
-#else
-#define ETH_DMA_ALIGN 8
-#endif
-
#define ETH_VLAN_HLEN 4
#define ETH_FCS_LEN 4
#define ETH_HW_IP_ALIGN 2 /* hw aligns IP header */
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