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Diffstat (limited to 'arch/arm/include/asm/dma-iommu.h')
-rw-r--r--arch/arm/include/asm/dma-iommu.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/include/asm/dma-iommu.h b/arch/arm/include/asm/dma-iommu.h
index a8c56acc8c98..686797cf5618 100644
--- a/arch/arm/include/asm/dma-iommu.h
+++ b/arch/arm/include/asm/dma-iommu.h
@@ -13,8 +13,12 @@ struct dma_iommu_mapping {
/* iommu specific data */
struct iommu_domain *domain;
- void *bitmap;
- size_t bits;
+ unsigned long **bitmaps; /* array of bitmaps */
+ unsigned int nr_bitmaps; /* nr of elements in array */
+ unsigned int extensions;
+ size_t bitmap_size; /* size of a single bitmap */
+ size_t bits; /* per bitmap */
+ unsigned int size; /* per bitmap */
unsigned int order;
dma_addr_t base;