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[MIPS] dma_sync_sg_for_cpu is a no-op except for non-coherent R10000s.

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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle 2007-03-02 11:42:11 +00:00
parent 47d7c44b87
commit 5b648a98db
1 changed files with 1 additions and 1 deletions
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2
arch/mips/mm/dma-default.c
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@ -295,7 +295,7 @@ void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
/* Make sure that gcc doesn't leave the empty loop body. */
for (i = 0; i < nelems; i++, sg++) {
if (!plat_device_is_coherent(dev))
if (cpu_is_noncoherent_r10000(dev))
__dma_sync((unsigned long)page_address(sg->page),
sg->length, direction);
plat_unmap_dma_mem(sg->dma_address);