qdev: Set globals in instance_post_init function

This way, properties registered in the instance_init function of
child classes will be handled properly by qdev_prop_set_globals(), too.

Includes a unit test for the new functionality.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Eduardo Habkost 2013-07-10 17:08:42 -03:00 committed by Andreas Färber
parent 8231c2dd22
commit 99a0b03650
2 changed files with 83 additions and 1 deletions

View File

@ -752,7 +752,6 @@ static void device_initfn(Object *obj)
}
class = object_class_get_parent(class);
} while (class != object_class_by_name(TYPE_DEVICE));
qdev_prop_set_globals(dev, &err);
if (err != NULL) {
qerror_report_err(err);
error_free(err);
@ -764,6 +763,15 @@ static void device_initfn(Object *obj)
assert_no_error(err);
}
static void device_post_init(Object *obj)
{
DeviceState *dev = DEVICE(obj);
Error *err = NULL;
qdev_prop_set_globals(dev, &err);
assert_no_error(err);
}
/* Unlink device from bus and free the structure. */
static void device_finalize(Object *obj)
{
@ -853,6 +861,7 @@ static const TypeInfo device_type_info = {
.parent = TYPE_OBJECT,
.instance_size = sizeof(DeviceState),
.instance_init = device_initfn,
.instance_post_init = device_post_init,
.instance_finalize = device_finalize,
.class_base_init = device_class_base_init,
.class_init = device_class_init,

View File

@ -26,6 +26,8 @@
#include <stdint.h>
#include "hw/qdev.h"
#include "qom/object.h"
#include "qapi/visitor.h"
#define TYPE_STATIC_PROPS "static_prop_type"
@ -91,15 +93,86 @@ static void test_static_globalprop(void)
g_assert_cmpuint(mt->prop2, ==, PROP_DEFAULT);
}
#define TYPE_DYNAMIC_PROPS "dynamic-prop-type"
#define DYNAMIC_TYPE(obj) \
OBJECT_CHECK(MyType, (obj), TYPE_DYNAMIC_PROPS)
static void prop1_accessor(Object *obj,
Visitor *v,
void *opaque,
const char *name,
Error **errp)
{
MyType *mt = DYNAMIC_TYPE(obj);
visit_type_uint32(v, &mt->prop1, name, errp);
}
static void prop2_accessor(Object *obj,
Visitor *v,
void *opaque,
const char *name,
Error **errp)
{
MyType *mt = DYNAMIC_TYPE(obj);
visit_type_uint32(v, &mt->prop2, name, errp);
}
static void dynamic_instance_init(Object *obj)
{
object_property_add(obj, "prop1", "uint32", prop1_accessor, prop1_accessor,
NULL, NULL, NULL);
object_property_add(obj, "prop2", "uint32", prop2_accessor, prop2_accessor,
NULL, NULL, NULL);
}
static void dynamic_class_init(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
dc->realize = NULL;
}
static const TypeInfo dynamic_prop_type = {
.name = TYPE_DYNAMIC_PROPS,
.parent = TYPE_DEVICE,
.instance_size = sizeof(MyType),
.instance_init = dynamic_instance_init,
.class_init = dynamic_class_init,
};
/* Test setting of static property using global properties */
static void test_dynamic_globalprop(void)
{
MyType *mt;
static GlobalProperty props[] = {
{ TYPE_DYNAMIC_PROPS, "prop1", "101" },
{ TYPE_DYNAMIC_PROPS, "prop2", "102" },
{}
};
qdev_prop_register_global_list(props);
mt = DYNAMIC_TYPE(object_new(TYPE_DYNAMIC_PROPS));
qdev_init_nofail(DEVICE(mt));
g_assert_cmpuint(mt->prop1, ==, 101);
g_assert_cmpuint(mt->prop2, ==, 102);
}
int main(int argc, char **argv)
{
g_test_init(&argc, &argv, NULL);
module_call_init(MODULE_INIT_QOM);
type_register_static(&static_prop_type);
type_register_static(&dynamic_prop_type);
g_test_add_func("/qdev/properties/static/default", test_static_prop);
g_test_add_func("/qdev/properties/static/global", test_static_globalprop);
g_test_add_func("/qdev/properties/dynamic/global", test_dynamic_globalprop);
g_test_run();