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swiotlb: wire up ->dma_supported in swiotlb_dma_ops 

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>
This commit is contained in:
Christoph Hellwig 2017-12-24 15:07:34 +01:00
parent 251533eb35
commit aaf796dc6e
1 changed files with 1 additions and 0 deletions
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lib/swiotlb.c
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@ -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 */