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Diffstat (limited to 'arch/arm64/mm/dma-mapping.c')
-rw-r--r--arch/arm64/mm/dma-mapping.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 0b320a25a471..b2b5792b2caa 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -7,7 +7,6 @@
#include <linux/gfp.h>
#include <linux/cache.h>
#include <linux/dma-map-ops.h>
-#include <linux/iommu.h>
#include <xen/xen.h>
#include <asm/cacheflush.h>
@@ -39,13 +38,6 @@ void arch_dma_prep_coherent(struct page *page, size_t size)
dcache_clean_poc(start, start + size);
}
-#ifdef CONFIG_IOMMU_DMA
-void arch_teardown_dma_ops(struct device *dev)
-{
- dev->dma_ops = NULL;
-}
-#endif
-
void arch_setup_dma_ops(struct device *dev, bool coherent)
{
int cls = cache_line_size_of_cpu();