[RFC v7 18/26] hw/arm/smmuv3: Advertise MSI_TRANSLATE attribute

[Eric Auger]

The SMMUv3 has the peculiarity to translate MSI
transactionss. let's advertise the corresponding
attribute.

Signed-off-by: Eric Auger <eric.auger@redhat.com>

---
---
 hw/arm/smmuv3.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
index 4b33e14153..ace022371f 100644
--- a/hw/arm/smmuv3.c
+++ b/hw/arm/smmuv3.c
@@ -1519,6 +1519,9 @@ static int smmuv3_get_attr(IOMMUMemoryRegion *iommu,
     if (attr == IOMMU_ATTR_VFIO_NESTED) {
         *(bool *) data = true;
         return 0;
+    } else if (attr == IOMMU_ATTR_MSI_TRANSLATE) {
+        *(bool *) data = true;
+        return 0;
     }
     return -EINVAL;
 }
-- 
2.21.3