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powerpc: remove device_to_mask()

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Use the dma_get_mask() helper from dma-mapping.h instead, as they are
functionally identical.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Christoph Hellwig
2019-06-29 10:03:59 +02:00
committed by Michael Ellerman
parent a278e7ea60
commit 24911acd64
3 changed files with 4 additions and 12 deletions
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4
arch/powerpc/platforms/pseries/vio.c
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@@ -524,7 +524,7 @@ static dma_addr_t vio_dma_iommu_map_page(struct device *dev, struct page *page,
if (vio_cmo_alloc(viodev, roundup(size, IOMMU_PAGE_SIZE(tbl))))
goto out_fail;
ret = iommu_map_page(dev, tbl, page, offset, size, device_to_mask(dev),
ret = iommu_map_page(dev, tbl, page, offset, size, dma_get_mask(dev),
direction, attrs);
if (unlikely(ret == DMA_MAPPING_ERROR))
goto out_deallocate;
@@ -564,7 +564,7 @@ static int vio_dma_iommu_map_sg(struct device *dev, struct scatterlist *sglist,
if (vio_cmo_alloc(viodev, alloc_size))
goto out_fail;
ret = ppc_iommu_map_sg(dev, tbl, sglist, nelems, device_to_mask(dev),
ret = ppc_iommu_map_sg(dev, tbl, sglist, nelems, dma_get_mask(dev),
direction, attrs);
if (unlikely(!ret))
goto out_deallocate;