From bc602a4d1355774a0a44e8fbf6dd842049dd63f3 Mon Sep 17 00:00:00 2001
From: Eric Auger <eric.auger@redhat.com>
Date: Tue, 28 Aug 2018 09:21:53 -0400
Subject: [PATCH] hw/arm/smmuv3: Advertise MSI_TRANSLATE attribute

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

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
---
 hw/arm/smmuv3.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hw/arm/smmuv3.c b/hw/arm/smmuv3.c
index 55eed5189e..83d59b6d28 100644
--- a/hw/arm/smmuv3.c
+++ b/hw/arm/smmuv3.c
@@ -1538,6 +1538,9 @@ 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;
 }
-- 
2.27.0