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-rw-r--r--backends/iommufd.c4
-rw-r--r--hw/vfio/iommufd.c4
-rw-r--r--include/sysemu/iommufd.h2
3 files changed, 7 insertions, 3 deletions
diff --git a/backends/iommufd.c b/backends/iommufd.c
index cabd1b5002..48dfd39624 100644
--- a/backends/iommufd.c
+++ b/backends/iommufd.c
@@ -209,7 +209,7 @@ int iommufd_backend_unmap_dma(IOMMUFDBackend *be, uint32_t ioas_id,
 
 bool iommufd_backend_get_device_info(IOMMUFDBackend *be, uint32_t devid,
                                      uint32_t *type, void *data, uint32_t len,
-                                     Error **errp)
+                                     uint64_t *caps, Error **errp)
 {
     struct iommu_hw_info info = {
         .size = sizeof(info),
@@ -225,6 +225,8 @@ bool iommufd_backend_get_device_info(IOMMUFDBackend *be, uint32_t devid,
 
     g_assert(type);
     *type = info.out_data_type;
+    g_assert(caps);
+    *caps = info.out_capabilities;
 
     return true;
 }
diff --git a/hw/vfio/iommufd.c b/hw/vfio/iommufd.c
index 7b5f87a148..7c1b9e0284 100644
--- a/hw/vfio/iommufd.c
+++ b/hw/vfio/iommufd.c
@@ -628,11 +628,13 @@ static bool hiod_iommufd_vfio_realize(HostIOMMUDevice *hiod, void *opaque,
     union {
         struct iommu_hw_info_vtd vtd;
     } data;
+    uint64_t hw_caps;
 
     hiod->agent = opaque;
 
     if (!iommufd_backend_get_device_info(vdev->iommufd, vdev->devid,
-                                         &type, &data, sizeof(data), errp)) {
+                                         &type, &data, sizeof(data),
+                                         &hw_caps, errp)) {
         return false;
     }
 
diff --git a/include/sysemu/iommufd.h b/include/sysemu/iommufd.h
index 9edfec6045..57d502a1c7 100644
--- a/include/sysemu/iommufd.h
+++ b/include/sysemu/iommufd.h
@@ -49,7 +49,7 @@ int iommufd_backend_unmap_dma(IOMMUFDBackend *be, uint32_t ioas_id,
                               hwaddr iova, ram_addr_t size);
 bool iommufd_backend_get_device_info(IOMMUFDBackend *be, uint32_t devid,
                                      uint32_t *type, void *data, uint32_t len,
-                                     Error **errp);
+                                     uint64_t *caps, Error **errp);
 
 #define TYPE_HOST_IOMMU_DEVICE_IOMMUFD TYPE_HOST_IOMMU_DEVICE "-iommufd"
 #endif