pci: acpi: wire up AcpiDevAmlIf interface to generic bridge

... so that the concrete impl. won't has to duplicate it
every time. By default it doesn't do anything unless leaf class
defines and sets AcpiDevAmlIfClass::build_dev_aml handler.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20230112140312.3096331-29-imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

hw/pci/pci_bridge.c

@@ -36,6 +36,7 @@
 #include "qemu/module.h"
 #include "qemu/range.h"
 #include "qapi/error.h"
+#include "hw/acpi/acpi_aml_interface.h"
 
 /* PCI bridge subsystem vendor ID helper functions */
 #define PCI_SSVID_SIZEOF        8
@@ -472,6 +473,10 @@ static const TypeInfo pci_bridge_type_info = {
     .parent = TYPE_PCI_DEVICE,
     .instance_size = sizeof(PCIBridge),
     .abstract = true,
+    .interfaces = (InterfaceInfo[]) {
+        { TYPE_ACPI_DEV_AML_IF },
+        { },
+    },
 };
 
 static void pci_bridge_register_types(void)