5 files changed, 5 insertions, 17 deletions
diff --git a/hw/input/adb-kbd.c b/hw/input/adb-kbd.c
index fe0c363d64..a9088c910c 100644
--- a/hw/input/adb-kbd.c
+++ b/hw/input/adb-kbd.c
@@ -32,10 +32,7 @@
 #include "trace.h"
 #include "qom/object.h"
 
-typedef struct ADBKeyboardClass ADBKeyboardClass;
-typedef struct KBDState KBDState;
-DECLARE_OBJ_CHECKERS(KBDState, ADBKeyboardClass,
-                     ADB_KEYBOARD, TYPE_ADB_KEYBOARD)
+OBJECT_DECLARE_TYPE(KBDState, ADBKeyboardClass, ADB_KEYBOARD)
 
 struct KBDState {
     /*< private >*/
diff --git a/hw/input/adb-mouse.c b/hw/input/adb-mouse.c
index f5750909b4..e6b341f028 100644
--- a/hw/input/adb-mouse.c
+++ b/hw/input/adb-mouse.c
@@ -31,10 +31,7 @@
 #include "trace.h"
 #include "qom/object.h"
 
-typedef struct ADBMouseClass ADBMouseClass;
-typedef struct MouseState MouseState;
-DECLARE_OBJ_CHECKERS(MouseState, ADBMouseClass,
-                     ADB_MOUSE, TYPE_ADB_MOUSE)
+OBJECT_DECLARE_TYPE(MouseState, ADBMouseClass, ADB_MOUSE)
 
 struct MouseState {
     /*< public >*/
diff --git a/hw/input/lm832x.c b/hw/input/lm832x.c
index 70245fd817..4cb1e9de01 100644
--- a/hw/input/lm832x.c
+++ b/hw/input/lm832x.c
@@ -28,9 +28,7 @@
 #include "qom/object.h"
 
 #define TYPE_LM8323 "lm8323"
-typedef struct LM823KbdState LM823KbdState;
-DECLARE_INSTANCE_CHECKER(LM823KbdState, LM8323,
-                         TYPE_LM8323)
+OBJECT_DECLARE_SIMPLE_TYPE(LM823KbdState, LM8323)
 
 struct LM823KbdState {
     I2CSlave parent_obj;
diff --git a/hw/input/milkymist-softusb.c b/hw/input/milkymist-softusb.c
index eaaf8adde4..5acd7a6f7d 100644
--- a/hw/input/milkymist-softusb.c
+++ b/hw/input/milkymist-softusb.c
@@ -51,9 +51,7 @@ enum {
 #define COMLOC_KEVT_BASE     0x1143
 
 #define TYPE_MILKYMIST_SOFTUSB "milkymist-softusb"
-typedef struct MilkymistSoftUsbState MilkymistSoftUsbState;
-DECLARE_INSTANCE_CHECKER(MilkymistSoftUsbState, MILKYMIST_SOFTUSB,
-                         TYPE_MILKYMIST_SOFTUSB)
+OBJECT_DECLARE_SIMPLE_TYPE(MilkymistSoftUsbState, MILKYMIST_SOFTUSB)
 
 struct MilkymistSoftUsbState {
     SysBusDevice parent_obj;
diff --git a/hw/input/pl050.c b/hw/input/pl050.c
index 7c53ae97da..d279b6c148 100644
--- a/hw/input/pl050.c
+++ b/hw/input/pl050.c
@@ -17,9 +17,7 @@
 #include "qom/object.h"
 
 #define TYPE_PL050 "pl050"
-typedef struct PL050State PL050State;
-DECLARE_INSTANCE_CHECKER(PL050State, PL050,
-                         TYPE_PL050)
+OBJECT_DECLARE_SIMPLE_TYPE(PL050State, PL050)
 
 struct PL050State {
     SysBusDevice parent_obj;