[MIPS] dma_sync_sg_for_cpu is a no-op except for non-coherent R10000s.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index a72093a..f503d02 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -295,7 +295,7 @@
/* 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);