conf: Add 'spapr-pci-host-bridge' controller model

Adding it to the virDomainControllerPCIModelName enumeration
is enough for existing code to handle it, so parsing and
formatting will work without further tweaking.
Signed-off-by: NAndrea Bolognani <abologna@redhat.com>
Reviewed-by: NLaine Stump <laine@laine.org>

docs/schemas/domaincommon.rng

@@ -1983,6 +1983,8 @@
               <element name="model">
                 <attribute name="name">
                   <choice>
+                    <!-- implementations of 'pci-root' -->
+                    <value>spapr-pci-host-bridge</value>
                     <!-- implementations of 'pci-bridge' -->
                     <value>pci-bridge</value>
                     <!-- implementations of 'dmi-to-pci-bridge' -->

src/conf/domain_conf.c

@@ -349,6 +349,7 @@ VIR_ENUM_IMPL(virDomainControllerPCIModelName,
               "pxb",
               "pxb-pcie",
               "pcie-root-port",
+              "spapr-pci-host-bridge",
 );
 
 VIR_ENUM_IMPL(virDomainControllerModelSCSI, VIR_DOMAIN_CONTROLLER_MODEL_SCSI_LAST,

src/conf/domain_conf.h

@@ -710,6 +710,7 @@ typedef enum {
     VIR_DOMAIN_CONTROLLER_PCI_MODEL_NAME_PXB,
     VIR_DOMAIN_CONTROLLER_PCI_MODEL_NAME_PXB_PCIE,
     VIR_DOMAIN_CONTROLLER_PCI_MODEL_NAME_PCIE_ROOT_PORT,
+    VIR_DOMAIN_CONTROLLER_PCI_MODEL_NAME_SPAPR_PCI_HOST_BRIDGE,
 
     VIR_DOMAIN_CONTROLLER_PCI_MODEL_NAME_LAST
 } virDomainControllerPCIModelName;