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[MIPS] dma_sync_sg_for_cpu is a no-op except for non-coherent R10000s.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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@ -295,7 +295,7 @@ void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems,
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/* Make sure that gcc doesn't leave the empty loop body. */
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for (i = 0; i < nelems; i++, sg++) {
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if (!plat_device_is_coherent(dev))
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if (cpu_is_noncoherent_r10000(dev))
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__dma_sync((unsigned long)page_address(sg->page),
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sg->length, direction);
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plat_unmap_dma_mem(sg->dma_address);
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