[U-Boot] [PATCH 8/9] net: force PKTALIGN to ARCH_DMA_MINALIGN
Marek Vasut
marex at denx.de
Fri Mar 16 05:33:24 CET 2012
From: Eric Nelson <eric.nelson at boundarydevices.com>
This will prevent the need for architectures whose DMA alignment
is greater than 32 to have bounce buffers.
Signed-off-by: Eric Nelson <eric.nelson at boundarydevices.com>
---
include/net.h | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/include/net.h b/include/net.h
index 1707a7f..14a0d33 100644
--- a/include/net.h
+++ b/include/net.h
@@ -16,6 +16,7 @@
#include <commproc.h>
#endif /* CONFIG_8xx */
+#include <asm/cache.h>
#include <asm/byteorder.h> /* for nton* / ntoh* stuff */
@@ -31,7 +32,7 @@
# define PKTBUFSRX 4
#endif
-#define PKTALIGN 32
+#define PKTALIGN ARCH_DMA_MINALIGN
/* IPv4 addresses are always 32 bits in size */
typedef u32 IPaddr_t;
--
1.7.9
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