spapr: Use HW_COMPAT_* inside SPAPR_COMPAT_* macros

SPAPR_COMPAT_2_1 will need to include both HW_COMPAT_2_2 and
HW_COMPAT_2_1, so include HW_COMPAT_2_1 inside SPAPR_COMPAT_2_1 and
HW_COMPAT_2_2 inside SPAPR_COMPAT_2_2.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

hw/ppc/spapr.c

@@ -1816,14 +1816,16 @@ static const TypeInfo spapr_machine_info = {
 };
 
 #define SPAPR_COMPAT_2_2 \
+        HW_COMPAT_2_2 \
         {\
             .driver   = TYPE_SPAPR_PCI_HOST_BRIDGE,\
             .property = "mem_win_size",\
             .value    = "0x20000000",\
         },
 
 #define SPAPR_COMPAT_2_1 \
-        SPAPR_COMPAT_2_2
+        SPAPR_COMPAT_2_2 \
+        HW_COMPAT_2_1
 
 static void spapr_compat_2_3(Object *obj)
 {
@@ -1861,7 +1863,6 @@ static void spapr_machine_2_1_class_init(ObjectClass *oc, void *data)
 {
     MachineClass *mc = MACHINE_CLASS(oc);
     static GlobalProperty compat_props[] = {
-        HW_COMPAT_2_1
         SPAPR_COMPAT_2_1
         { /* end of list */ }
     };