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authorAlexey Kardashevskiy <aik@ozlabs.ru>2018-02-06 11:08:24 -0700
committerAlex Williamson <alex.williamson@redhat.com>2018-02-06 11:08:24 -0700
commitf1334de60b2a43102d2d47918463e6a2cdcfcdeb (patch)
tree0665c22f5aade5bc536cc1ad38e7c7d6c760a84d /memory.c
parent20e0d439a6ded635ec89f6135c08cd5541c68962 (diff)
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memory/iommu: Add get_attr()
This adds get_attr() to IOMMUMemoryRegionClass, like iommu_ops::domain_get_attr in the Linux kernel. This defines the first attribute - IOMMU_ATTR_SPAPR_TCE_FD - which will be used between the pSeries machine and VFIO-PCI. Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> Acked-by: Paolo Bonzini <pbonzini@redhat.com> Acked-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'memory.c')
-rw-r--r--memory.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/memory.c b/memory.c
index 449a142..a4c6037 100644
--- a/memory.c
+++ b/memory.c
@@ -1922,6 +1922,19 @@ void memory_region_notify_iommu(IOMMUMemoryRegion *iommu_mr,
}
}
+int memory_region_iommu_get_attr(IOMMUMemoryRegion *iommu_mr,
+ enum IOMMUMemoryRegionAttr attr,
+ void *data)
+{
+ IOMMUMemoryRegionClass *imrc = IOMMU_MEMORY_REGION_GET_CLASS(iommu_mr);
+
+ if (!imrc->get_attr) {
+ return -EINVAL;
+ }
+
+ return imrc->get_attr(iommu_mr, attr, data);
+}
+
void memory_region_set_log(MemoryRegion *mr, bool log, unsigned client)
{
uint8_t mask = 1 << client;