qmp: Merge ObjectPropertyInfo and DevicePropertyInfo

ObjectPropertyInfo is more generic and only missing @description.
This adds a description to ObjectPropertyInfo and removes
DevicePropertyInfo so the resulting ObjectPropertyInfo can be used
elsewhere.
Signed-off-by: NAlexey Kardashevskiy <aik@ozlabs.ru>
Message-Id: <20180301130939.15875-2-aik@ozlabs.ru>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>

qapi/misc.json

@@ -1285,10 +1285,12 @@
 #        3) A link type in the form 'link<subtype>' where subtype is a qdev
 #           device type name.  Link properties form the device model graph.
 #
+# @description: if specified, the description of the property.
+#
 # Since: 1.2
 ##
 { 'struct': 'ObjectPropertyInfo',
-  'data': { 'name': 'str', 'type': 'str' } }
+  'data': { 'name': 'str', 'type': 'str', '*description': 'str' } }
 
 ##
 # @qom-list:
@@ -1443,21 +1445,6 @@
   'data': { '*implements': 'str', '*abstract': 'bool' },
   'returns': [ 'ObjectTypeInfo' ] }
 
-##
-# @DevicePropertyInfo:
-#
-# Information about device properties.
-#
-# @name: the name of the property
-# @type: the typename of the property
-# @description: if specified, the description of the property.
-#               (since 2.2)
-#
-# Since: 1.2
-##
-{ 'struct': 'DevicePropertyInfo',
-  'data': { 'name': 'str', 'type': 'str', '*description': 'str' } }
-
 ##
 # @device-list-properties:
 #
@@ -1465,13 +1452,13 @@
 #
 # @typename: the type name of a device
 #
-# Returns: a list of DevicePropertyInfo describing a devices properties
+# Returns: a list of ObjectPropertyInfo describing a devices properties
 #
 # Since: 1.2
 ##
 { 'command': 'device-list-properties',
   'data': { 'typename': 'str'},
-  'returns': [ 'DevicePropertyInfo' ] }
+  'returns': [ 'ObjectPropertyInfo' ] }
 
 ##
 # @xen-set-global-dirty-log:

qdev-monitor.c

@@ -258,8 +258,8 @@ int qdev_device_help(QemuOpts *opts)
 {
     Error *local_err = NULL;
     const char *driver;
-    DevicePropertyInfoList *prop_list;
-    DevicePropertyInfoList *prop;
+    ObjectPropertyInfoList *prop_list;
+    ObjectPropertyInfoList *prop;
 
     driver = qemu_opt_get(opts, "driver");
     if (driver && is_help_option(driver)) {
@@ -295,7 +295,7 @@ int qdev_device_help(QemuOpts *opts)
         }
     }
 
-    qapi_free_DevicePropertyInfoList(prop_list);
+    qapi_free_ObjectPropertyInfoList(prop_list);
     return 1;
 
 error:

qmp.c

@@ -465,12 +465,12 @@ ObjectTypeInfoList *qmp_qom_list_types(bool has_implements,
  *
  * The caller must free the return value.
  */
-static DevicePropertyInfo *make_device_property_info(ObjectClass *klass,
-                                                     const char *name,
-                                                     const char *default_type,
-                                                     const char *description)
+static ObjectPropertyInfo *make_device_property_info(ObjectClass *klass,
+                                                  const char *name,
+                                                  const char *default_type,
+                                                  const char *description)
 {
-    DevicePropertyInfo *info;
+    ObjectPropertyInfo *info;
     Property *prop;
 
     do {
@@ -510,14 +510,14 @@ static DevicePropertyInfo *make_device_property_info(ObjectClass *klass,
     return info;
 }
 
-DevicePropertyInfoList *qmp_device_list_properties(const char *typename,
-                                                   Error **errp)
+ObjectPropertyInfoList *qmp_device_list_properties(const char *typename,
+                                                Error **errp)
 {
     ObjectClass *klass;
     Object *obj;
     ObjectProperty *prop;
     ObjectPropertyIterator iter;
-    DevicePropertyInfoList *prop_list = NULL;
+    ObjectPropertyInfoList *prop_list = NULL;
 
     klass = object_class_by_name(typename);
     if (klass == NULL) {
@@ -542,8 +542,8 @@ DevicePropertyInfoList *qmp_device_list_properties(const char *typename,
 
     object_property_iter_init(&iter, obj);
     while ((prop = object_property_iter_next(&iter))) {
-        DevicePropertyInfo *info;
-        DevicePropertyInfoList *entry;
+        ObjectPropertyInfo *info;
+        ObjectPropertyInfoList *entry;
 
         /* Skip Object and DeviceState properties */
         if (strcmp(prop->name, "type") == 0 ||