Commit 781575cd authored by Stefano Stabellini's avatar Stefano Stabellini Committed by Konrad Rzeszutek Wilk
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swiotlb-xen: replace dma_length with sg_dma_len() macro

swiotlb-xen has an implicit dependency on CONFIG_NEED_SG_DMA_LENGTH.
Remove it by replacing dma_length with sg_dma_len.
Signed-off-by: default avatarStefano Stabellini <>
Signed-off-by: default avatarKonrad Rzeszutek Wilk <>
parent 4d86ec7a
......@@ -506,13 +506,13 @@ xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl,
to do proper error handling. */
xen_swiotlb_unmap_sg_attrs(hwdev, sgl, i, dir,
sgl[0].dma_length = 0;
sg_dma_len(sgl) = 0;
sg->dma_address = xen_phys_to_bus(map);
} else
sg->dma_address = dev_addr;
sg->dma_length = sg->length;
sg_dma_len(sg) = sg->length;
return nelems;
......@@ -533,7 +533,7 @@ xen_swiotlb_unmap_sg_attrs(struct device *hwdev, struct scatterlist *sgl,
BUG_ON(dir == DMA_NONE);
for_each_sg(sgl, sg, nelems, i)
xen_unmap_single(hwdev, sg->dma_address, sg->dma_length, dir);
xen_unmap_single(hwdev, sg->dma_address, sg_dma_len(sg), dir);
......@@ -555,7 +555,7 @@ xen_swiotlb_sync_sg(struct device *hwdev, struct scatterlist *sgl,
for_each_sg(sgl, sg, nelems, i)
xen_swiotlb_sync_single(hwdev, sg->dma_address,
sg->dma_length, dir, target);
sg_dma_len(sg), dir, target);
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