From 5b4ff3c661374b2df247e12b58667e4643b30af1 Mon Sep 17 00:00:00 2001 From: Fam Zheng Date: Fri, 14 Jul 2017 10:14:52 +0800 Subject: qdev: Introduce DEFINE_PROP_LINK This property can be used to replace the object_property_add_link in device code, to add a link to other objects, which is a common pattern. Signed-off-by: Fam Zheng Message-Id: <20170714021509.23681-4-famz@redhat.com> Signed-off-by: Paolo Bonzini --- hw/core/qdev-properties.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'hw/core') diff --git a/hw/core/qdev-properties.c b/hw/core/qdev-properties.c index 113ce7d..5429c63 100644 --- a/hw/core/qdev-properties.c +++ b/hw/core/qdev-properties.c @@ -1214,3 +1214,21 @@ PropertyInfo qdev_prop_size = { .set = set_size, .set_default_value = set_default_value_uint, }; + +/* --- object link property --- */ + +static void create_link_property(Object *obj, Property *prop, Error **errp) +{ + Object **child = qdev_get_prop_ptr(DEVICE(obj), prop); + + object_property_add_link(obj, prop->name, prop->link_type, + child, + qdev_prop_allow_set_link_before_realize, + OBJ_PROP_LINK_UNREF_ON_RELEASE, + errp); +} + +PropertyInfo qdev_prop_link = { + .name = "link", + .create = create_link_property, +}; -- cgit v1.1