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[PATCH] myri10ge: write as 2 32-byte blocks in myri10ge_submit_8rx

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In the myri10ge_submit_8rx() routine, write the 64 byte request block as
2 32-byte blocks so that it is handled by the hardware pio write handler
if write-combining is enabled.

Signed-off-by: Brice Goglin <brice@myri.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Brice Goglin 2006-12-05 17:26:27 +01:00 committed by Jeff Garzik
parent c3905bc4b7
commit e67bda55e2
1 changed files with 3 additions and 1 deletions
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4
drivers/net/myri10ge/myri10ge.c
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@ -795,7 +795,9 @@ myri10ge_submit_8rx(struct mcp_kreq_ether_recv __iomem * dst,
low = src->addr_low;
src->addr_low = htonl(DMA_32BIT_MASK);
myri10ge_pio_copy(dst, src, 8 * sizeof(*src));
myri10ge_pio_copy(dst, src, 4 * sizeof(*src));
mb();
myri10ge_pio_copy(dst + 4, src + 4, 4 * sizeof(*src));
mb();
src->addr_low = low;
put_be32(low, &dst->addr_low);