2 files changed, 6 insertions, 4 deletions
diff --git a/include/hw/timer/i8254.h b/include/hw/timer/i8254.h
index e75b4a5a08..206b8f8464 100644
--- a/include/hw/timer/i8254.h
+++ b/include/hw/timer/i8254.h
@@ -39,6 +39,8 @@ typedef struct PITChannelInfo {
 } PITChannelInfo;
 
 #define TYPE_PIT_COMMON "pit-common"
+typedef struct PITCommonState PITCommonState;
+typedef struct PITCommonClass PITCommonClass;
 #define PIT_COMMON(obj) \
      OBJECT_CHECK(PITCommonState, (obj), TYPE_PIT_COMMON)
 #define PIT_COMMON_CLASS(klass) \
diff --git a/include/hw/timer/i8254_internal.h b/include/hw/timer/i8254_internal.h
index 3db462aecd..a9a600d941 100644
--- a/include/hw/timer/i8254_internal.h
+++ b/include/hw/timer/i8254_internal.h
@@ -50,14 +50,14 @@ typedef struct PITChannelState {
     uint32_t irq_disabled;
 } PITChannelState;
 
-typedef struct PITCommonState {
+struct PITCommonState {
     ISADevice dev;
     MemoryRegion ioports;
     uint32_t iobase;
     PITChannelState channels[3];
-} PITCommonState;
+};
 
-typedef struct PITCommonClass {
+struct PITCommonClass {
     ISADeviceClass parent_class;
 
     void (*set_channel_gate)(PITCommonState *s, PITChannelState *sc, int val);
@@ -65,7 +65,7 @@ typedef struct PITCommonClass {
                              PITChannelInfo *info);
     void (*pre_save)(PITCommonState *s);
     void (*post_load)(PITCommonState *s);
-} PITCommonClass;
+};
 
 int pit_get_out(PITChannelState *s, int64_t current_time);
 int64_t pit_get_next_transition_time(PITChannelState *s, int64_t current_time);