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swiotlb: wire up ->dma_supported in swiotlb_dma_ops
author
Christoph Hellwig
<hch@lst.de>
Sun, 24 Dec 2017 14:07:34 +0000
(15:07 +0100)
committer
Christoph Hellwig
<hch@lst.de>
Mon, 15 Jan 2018 08:35:46 +0000
(09:35 +0100)
To properly reject too small DMA masks based on the addressability of the
bounce buffer.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Christian König <christian.koenig@amd.com>
lib/swiotlb.c
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diff --git
a/lib/swiotlb.c
b/lib/swiotlb.c
index
0fae2f4
..
539fd10
100644
(file)
--- a/
lib/swiotlb.c
+++ b/
lib/swiotlb.c
@@
-1128,5
+1128,6
@@
const struct dma_map_ops swiotlb_dma_ops = {
.unmap_sg = swiotlb_unmap_sg_attrs,
.map_page = swiotlb_map_page,
.unmap_page = swiotlb_unmap_page,
+ .dma_supported = swiotlb_dma_supported,
};
#endif /* CONFIG_DMA_DIRECT_OPS */