pcspk: fix KVM

The link property that was added to the pcspk device has the wrong type:
it is only correct for TCG and for KVM's userspace or split irqchip
options.  The default KVM option (fully in-kernel irqchip) breaks
because it uses a PIT whose type is a sibling of TYPE_I8254.

Fixes: 873b4d3fTested-by: NPeter Lieven <pl@kamp.de>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>
Message-id: 1467298657-6588-1-git-send-email-pbonzini@redhat.com
Reviewed-by: NPeter Maydell <peter.maydell@linaro.org>
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

hw/audio/pcspk.c

@@ -171,7 +171,7 @@ static void pcspk_initfn(Object *obj)
 
     memory_region_init_io(&s->ioport, OBJECT(s), &pcspk_io_ops, s, "pcspk", 1);
 
-    object_property_add_link(obj, "pit", TYPE_I8254,
+    object_property_add_link(obj, "pit", TYPE_PIT_COMMON,
                              (Object **)&s->pit,
                              qdev_prop_allow_set_link_before_realize,
                              0, &error_abort);

include/hw/timer/i8254.h

@@ -37,6 +37,14 @@ typedef struct PITChannelInfo {
     int out;
 } PITChannelInfo;
 
+#define TYPE_PIT_COMMON "pit-common"
+#define PIT_COMMON(obj) \
+     OBJECT_CHECK(PITCommonState, (obj), TYPE_PIT_COMMON)
+#define PIT_COMMON_CLASS(klass) \
+     OBJECT_CLASS_CHECK(PITCommonClass, (klass), TYPE_PIT_COMMON)
+#define PIT_COMMON_GET_CLASS(obj) \
+     OBJECT_GET_CLASS(PITCommonClass, (obj), TYPE_PIT_COMMON)
+
 #define TYPE_I8254 "isa-pit"
 #define TYPE_KVM_I8254 "kvm-pit"
 

include/hw/timer/i8254_internal.h

@@ -57,14 +57,6 @@ typedef struct PITCommonState {
     PITChannelState channels[3];
 } PITCommonState;
 
-#define TYPE_PIT_COMMON "pit-common"
-#define PIT_COMMON(obj) \
-     OBJECT_CHECK(PITCommonState, (obj), TYPE_PIT_COMMON)
-#define PIT_COMMON_CLASS(klass) \
-     OBJECT_CLASS_CHECK(PITCommonClass, (klass), TYPE_PIT_COMMON)
-#define PIT_COMMON_GET_CLASS(obj) \
-     OBJECT_GET_CLASS(PITCommonClass, (obj), TYPE_PIT_COMMON)
-
 typedef struct PITCommonClass {
     ISADeviceClass parent_class;