qemu: Introduce QEMU_CAPS_DEVICE_SPAPR_PCI_HOST_BRIDGE

This new capability can be used to detect whether a QEMU
binary supports the spapr-pci-host-bridge controller.
Signed-off-by: NAndrea Bolognani <abologna@redhat.com>
Reviewed-by: NLaine Stump <laine@laine.org>

src/qemu/qemu_capabilities.c

@@ -430,6 +430,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
               "virtio.iommu_platform",
               "virtio.ats",
               "loadparm",
+              "spapr-pci-host-bridge",
     );
 
 
@@ -1676,6 +1677,7 @@ struct virQEMUCapsStringFlags virQEMUCapsObjectTypes[] = {
     { "nvdimm", QEMU_CAPS_DEVICE_NVDIMM },
     { "pcie-root-port", QEMU_CAPS_DEVICE_PCIE_ROOT_PORT },
     { "qemu-xhci", QEMU_CAPS_DEVICE_QEMU_XHCI },
+    { "spapr-pci-host-bridge", QEMU_CAPS_DEVICE_SPAPR_PCI_HOST_BRIDGE },
 };
 
 static struct virQEMUCapsStringFlags virQEMUCapsObjectPropsVirtioBalloon[] = {

src/qemu/qemu_capabilities.h

@@ -416,6 +416,7 @@ typedef enum {
     QEMU_CAPS_VIRTIO_PCI_IOMMU_PLATFORM, /* virtio-*-pci.iommu_platform */
     QEMU_CAPS_VIRTIO_PCI_ATS, /* virtio-*-pci.ats */
     QEMU_CAPS_LOADPARM, /* -machine loadparm */
+    QEMU_CAPS_DEVICE_SPAPR_PCI_HOST_BRIDGE, /* -device spapr-pci-host-bridge */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;

tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml

@@ -163,6 +163,7 @@
   <flag name='query-named-block-nodes'/>
   <flag name='kernel-irqchip'/>
   <flag name='kernel-irqchip.split'/>
+  <flag name='spapr-pci-host-bridge'/>
   <version>2006000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>