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-rw-r--r--arch/ia64/dig/dig_vtd_iommu.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/ia64/dig/dig_vtd_iommu.c b/arch/ia64/dig/dig_vtd_iommu.c
index 1c8a079017a3..fdb8ba9f4992 100644
--- a/arch/ia64/dig/dig_vtd_iommu.c
+++ b/arch/ia64/dig/dig_vtd_iommu.c
@@ -1,6 +1,7 @@
1#include <linux/types.h> 1#include <linux/types.h>
2#include <linux/kernel.h> 2#include <linux/kernel.h>
3#include <linux/module.h> 3#include <linux/module.h>
4#include <linux/dma-mapping.h>
4#include <linux/intel-iommu.h> 5#include <linux/intel-iommu.h>
5 6
6void * 7void *
@@ -57,3 +58,20 @@ vtd_dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
57 return 0; 58 return 0;
58} 59}
59EXPORT_SYMBOL_GPL(vtd_dma_mapping_error); 60EXPORT_SYMBOL_GPL(vtd_dma_mapping_error);
61
62extern int iommu_dma_supported(struct device *dev, u64 mask);
63
64struct dma_mapping_ops vtd_dma_ops = {
65 .alloc_coherent = vtd_alloc_coherent,
66 .free_coherent = vtd_free_coherent,
67 .map_single_attrs = vtd_map_single_attrs,
68 .unmap_single_attrs = vtd_unmap_single_attrs,
69 .map_sg_attrs = vtd_map_sg_attrs,
70 .unmap_sg_attrs = vtd_unmap_sg_attrs,
71 .sync_single_for_cpu = machvec_dma_sync_single,
72 .sync_sg_for_cpu = machvec_dma_sync_sg,
73 .sync_single_for_device = machvec_dma_sync_single,
74 .sync_sg_for_device = machvec_dma_sync_sg,
75 .dma_supported_op = iommu_dma_supported,
76 .mapping_error = vtd_dma_mapping_error,
77};