xen/grant-dma-ops: Retrieve the ID of backend's domain for DT devices

[linux-2.6-microblaze.git] / drivers / xen / Kconfig

diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig
index 35d20d9..bfd5f4f 100644 (file)
--- a/drivers/xen/Kconfig
+++ b/drivers/xen/Kconfig
@@ -347,6 +347,7 @@ config XEN_VIRTIO
        bool "Xen virtio support"
        depends on VIRTIO
        select XEN_GRANT_DMA_OPS
+       select XEN_GRANT_DMA_IOMMU if OF
        help
          Enable virtio support for running as Xen guest. Depending on the
          guest type this will require special support on the backend side