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-rw-r--r--hw/core/qdev.c21
-rw-r--r--include/hw/qdev-properties.h2
2 files changed, 23 insertions, 0 deletions
diff --git a/hw/core/qdev.c b/hw/core/qdev.c
index d1eba3cc3d..732e7294c2 100644
--- a/hw/core/qdev.c
+++ b/hw/core/qdev.c
@@ -780,6 +780,27 @@ void qdev_property_add_static(DeviceState *dev, Property *prop,
}
}
+/* @qdev_alias_all_properties - Add alias properties to the source object for
+ * all qdev properties on the target DeviceState.
+ */
+void qdev_alias_all_properties(DeviceState *target, Object *source)
+{
+ ObjectClass *class;
+ Property *prop;
+
+ class = object_get_class(OBJECT(target));
+ do {
+ DeviceClass *dc = DEVICE_CLASS(class);
+
+ for (prop = dc->props; prop && prop->name; prop++) {
+ object_property_add_alias(source, prop->name,
+ OBJECT(target), prop->name,
+ &error_abort);
+ }
+ class = object_class_get_parent(class);
+ } while (class != object_class_by_name(TYPE_DEVICE));
+}
+
static bool device_get_realized(Object *obj, Error **errp)
{
DeviceState *dev = DEVICE(obj);
diff --git a/include/hw/qdev-properties.h b/include/hw/qdev-properties.h
index c962b6bbaa..3726bf331b 100644
--- a/include/hw/qdev-properties.h
+++ b/include/hw/qdev-properties.h
@@ -193,6 +193,8 @@ void error_set_from_qdev_prop_error(Error **errp, int ret, DeviceState *dev,
*/
void qdev_property_add_static(DeviceState *dev, Property *prop, Error **errp);
+void qdev_alias_all_properties(DeviceState *target, Object *source);
+
/**
* @qdev_prop_set_after_realize:
* @dev: device