Only available if CONFIG_HAS_DMA_P2P is set.
Signed-off-by: Will Davis <wdavis@xxxxxxxxxx>
---
arch/x86/xen/pci-swiotlb-xen.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/x86/xen/pci-swiotlb-xen.c b/arch/x86/xen/pci-swiotlb-xen.c
index 0e98e5d..84a9285 100644
--- a/arch/x86/xen/pci-swiotlb-xen.c
+++ b/arch/x86/xen/pci-swiotlb-xen.c
@@ -30,6 +30,9 @@ static struct dma_map_ops xen_swiotlb_dma_ops = {
.unmap_sg = xen_swiotlb_unmap_sg_attrs,
.map_page = xen_swiotlb_map_page,
.unmap_page = xen_swiotlb_unmap_page,
+#ifdef CONFIG_HAS_DMA_P2P
+ .map_peer_resource = xen_swiotlb_map_peer_resource,
+#endif
.dma_supported = xen_swiotlb_dma_supported,
};
--
2.5.1
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