From: Rahul Singh <rahul.si...@arm.com>
"iommus" property will be added for dom0 devices to virtual
IOMMU node to enable the dom0 linux kernel to configure the IOMMU
Signed-off-by: Rahul Singh <rahul.si...@arm.com>
Signed-off-by: Milan Djokic <milan_djo...@epam.com>
---
xen/arch/arm/domain_build.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c
index 50e4f5fee4..9d2b0ea928 100644
--- a/xen/arch/arm/domain_build.c
+++ b/xen/arch/arm/domain_build.c
@@ -537,9 +537,12 @@ static int __init write_properties(struct domain *d,
struct kernel_info *kinfo,
continue;
}
- if ( iommu_node )
+ /*
+ * Expose IOMMU specific properties to hwdom when vIOMMU is
+ * enabled.
+ */
+ if ( iommu_node && !is_viommu_enabled() )
{
- /* Don't expose IOMMU specific properties to hwdom */
if ( dt_property_name_is_equal(prop, "iommus") )
continue;
--
2.43.0
