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intel-iommu: Use coherent DMA mask when requested
The __intel_map_single function is not honoring the passed in DMA mask. This results in not using the coherent DMA mask when called from intel_alloc_coherent(). Signed-off-by: Mike Travis <travis@sgi.com> Acked-by: Chris Wright <chrisw@sous-sol.org> Reviewed-by: Mike Habeck <habeck@sgi.com> Cc: stable@kernel.org Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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@ -2732,8 +2732,7 @@ static dma_addr_t __intel_map_single(struct device *hwdev, phys_addr_t paddr,
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iommu = domain_get_iommu(domain);
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size = aligned_nrpages(paddr, size);
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iova = intel_alloc_iova(hwdev, domain, dma_to_mm_pfn(size),
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pdev->dma_mask);
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iova = intel_alloc_iova(hwdev, domain, dma_to_mm_pfn(size), dma_mask);
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if (!iova)
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goto error;
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