diff options
| -rw-r--r-- | arch/ia64/dig/dig_vtd_iommu.c | 18 |
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 1c8a079017a..fdb8ba9f499 100644 --- a/arch/ia64/dig/dig_vtd_iommu.c +++ b/arch/ia64/dig/dig_vtd_iommu.c @@ -1,6 +1,7 @@ #include <linux/types.h> #include <linux/kernel.h> #include <linux/module.h> +#include <linux/dma-mapping.h> #include <linux/intel-iommu.h> void * @@ -57,3 +58,20 @@ vtd_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) return 0; } EXPORT_SYMBOL_GPL(vtd_dma_mapping_error); + +extern int iommu_dma_supported(struct device *dev, u64 mask); + +struct dma_mapping_ops vtd_dma_ops = { + .alloc_coherent = vtd_alloc_coherent, + .free_coherent = vtd_free_coherent, + .map_single_attrs = vtd_map_single_attrs, + .unmap_single_attrs = vtd_unmap_single_attrs, + .map_sg_attrs = vtd_map_sg_attrs, + .unmap_sg_attrs = vtd_unmap_sg_attrs, + .sync_single_for_cpu = machvec_dma_sync_single, + .sync_sg_for_cpu = machvec_dma_sync_sg, + .sync_single_for_device = machvec_dma_sync_single, + .sync_sg_for_device = machvec_dma_sync_sg, + .dma_supported_op = iommu_dma_supported, + .mapping_error = vtd_dma_mapping_error, +}; |