isa: QOM'ify ISABus

Rename its parent field and use ISA_BUS() where necessary.

Signed-off-by: Andreas Färber <afaerber@suse.de>

1 files changed, 4 insertions, 1 deletions

diff --git a/include/hw/isa/isa.h b/include/hw/isa/isa.h
index 1f6ff55605..da731d7bc7 100644
--- a/include/hw/isa/isa.h
+++ b/include/hw/isa/isa.h
@@ -25,7 +25,10 @@ typedef struct ISADeviceClass {
 } ISADeviceClass;
 
 struct ISABus {
-    BusState qbus;
+    /*< private >*/
+    BusState parent_obj;
+    /*< public >*/
+
     MemoryRegion *address_space_io;
     qemu_irq *irqs;
 };