Commit b47157f0 authored by Dustin Marquess's avatar Dustin Marquess Committed by Jeff Garzik
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via-rhine: disable rx_copybreak on archs that don't allow unaligned DMA access

Patch to disable the rx_copybreak feature on hardware architectures that
don't allow unaligned DMA access.

#ifdef code taken from tulip_core.c.  Problem pointed out by Ivan
Signed-off-by: default avatarDustin Marquess <>
Cc: Francois Romieu <>
Cc: Ivan Kokshaysky <>
Cc: Jeff Garzik <>
Signed-off-by: default avatarAndrew Morton <>
Signed-off-by: default avatarJeff Garzik <>
parent 39d3520c
......@@ -42,7 +42,13 @@ static int max_interrupt_work = 20;
/* Set the copy breakpoint for the copy-only-tiny-frames scheme.
Setting to > 1518 effectively disables this feature. */
#if defined(__alpha__) || defined(__arm__) || defined(__hppa__) \
|| defined(CONFIG_SPARC) || defined(__ia64__) \
|| defined(__sh__) || defined(__mips__)
static int rx_copybreak = 1518;
static int rx_copybreak;
/* Work-around for broken BIOSes: they are unable to get the chip back out of
power state D3 so PXE booting fails. bootparam(7): via-rhine.avoid_D3=1 */
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