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authorChristoph Hellwig <hch@lst.de>2017-12-24 15:07:34 +0100
committerChristoph Hellwig <hch@lst.de>2018-01-15 09:35:46 +0100
commitaaf796dc6e84e809e4c791b6517326b26312c972 (patch)
tree0b8da8fe4ad1ce537431d06230ab8120d6776566 /lib/swiotlb.c
parent251533eb35b22f9e87a440b14c6f20e2626397b3 (diff)
downloadlinux-aaf796dc6e84e809e4c791b6517326b26312c972.tar.bz2
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>
Diffstat (limited to 'lib/swiotlb.c')
-rw-r--r--lib/swiotlb.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 0fae2f45c3c0..539fd1099ba9 100644
--- 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 */