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-rw-r--r--arch/mips/mm/dma-noncoherent.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/mips/mm/dma-noncoherent.c b/arch/mips/mm/dma-noncoherent.c
index b57465733e87..f9549d2fbea3 100644
--- a/arch/mips/mm/dma-noncoherent.c
+++ b/arch/mips/mm/dma-noncoherent.c
@@ -156,3 +156,11 @@ void arch_dma_cache_sync(struct device *dev, void *vaddr, size_t size,
dma_sync_virt(vaddr, size, direction);
}
+
+#ifdef CONFIG_DMA_PERDEV_COHERENT
+void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size,
+ const struct iommu_ops *iommu, bool coherent)
+{
+ dev->dma_coherent = coherent;
+}
+#endif