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-rw-r--r--arch/arm/include/asm/dma-iommu.h2
-rw-r--r--arch/arm/mm/dma-mapping.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/include/asm/dma-iommu.h b/arch/arm/include/asm/dma-iommu.h
index fe9ef6f79e9c..82ec1ccf1fee 100644
--- a/arch/arm/include/asm/dma-iommu.h
+++ b/arch/arm/include/asm/dma-iommu.h
@@ -24,7 +24,7 @@ struct dma_iommu_mapping {
};
struct dma_iommu_mapping *
-arm_iommu_create_mapping(struct bus_type *bus, dma_addr_t base, u64 size);
+arm_iommu_create_mapping(const struct bus_type *bus, dma_addr_t base, u64 size);
void arm_iommu_release_mapping(struct dma_iommu_mapping *mapping);
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 8bc01071474a..b4a33358d2e9 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -1543,7 +1543,7 @@ static const struct dma_map_ops iommu_ops = {
* arm_iommu_attach_device function.
*/
struct dma_iommu_mapping *
-arm_iommu_create_mapping(struct bus_type *bus, dma_addr_t base, u64 size)
+arm_iommu_create_mapping(const struct bus_type *bus, dma_addr_t base, u64 size)
{
unsigned int bits = size >> PAGE_SHIFT;
unsigned int bitmap_size = BITS_TO_LONGS(bits) * sizeof(long);