Commit 0d1ac82e authored by Eric Auger's avatar Eric Auger Committed by Peter Maydell
Browse files

hw/arm/smmuv3: Abort on vfio or vhost case 



At the moment, the SMMUv3 does not support notification on
TLB invalidation. So let's log an error as soon as such notifier
gets enabled.

Signed-off-by: default avatarEric Auger <eric.auger@redhat.com>
Reviewed-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Message-id: 1524665762-31355-11-git-send-email-eric.auger@redhat.com
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent 9bde7f06

hw/arm/smmuv3.c

+11 −0
Original line number Diff line number Diff line
@@ -1147,12 +1147,23 @@ static void smmuv3_class_init(ObjectClass *klass, void *data) 
    dc->realize = smmu_realize;

}



static void smmuv3_notify_flag_changed(IOMMUMemoryRegion *iommu,

                                       IOMMUNotifierFlag old,

                                       IOMMUNotifierFlag new)

{

    if (old == IOMMU_NOTIFIER_NONE) {

        warn_report("SMMUV3 does not support vhost/vfio integration yet: "

                    "devices of those types will not function properly");

    }

}



static void smmuv3_iommu_memory_region_class_init(ObjectClass *klass,

                                                  void *data)

{

    IOMMUMemoryRegionClass *imrc = IOMMU_MEMORY_REGION_CLASS(klass);



    imrc->translate = smmuv3_translate;

    imrc->notify_flag_changed = smmuv3_notify_flag_changed;

}



static const TypeInfo smmuv3_type_info = {