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-rw-r--r--arch/arm64/mm/dma-mapping.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 3a703e5d4e32..a3ac26284845 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -160,6 +160,7 @@ void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr,
__dma_unmap_area(phys_to_virt(paddr), size, dir);
}
+#ifdef CONFIG_IOMMU_DMA
static int __swiotlb_get_sgtable_page(struct sg_table *sgt,
struct page *page, size_t size)
{
@@ -188,6 +189,7 @@ static int __swiotlb_mmap_pfn(struct vm_area_struct *vma,
return ret;
}
+#endif /* CONFIG_IOMMU_DMA */
static int __init atomic_pool_init(void)
{