diff options
author | Fam Zheng <famz@redhat.com> | 2017-07-14 10:14:52 +0800 |
---|---|---|
committer | Paolo Bonzini <pbonzini@redhat.com> | 2017-07-14 12:04:42 +0200 |
commit | 5b4ff3c661374b2df247e12b58667e4643b30af1 (patch) | |
tree | 96beea107bb99a102dbbb423e061d841adf788a5 /hw/core | |
parent | faabdbb792889bf011a593578d1de51e14616bb7 (diff) | |
download | qemu-5b4ff3c661374b2df247e12b58667e4643b30af1.zip qemu-5b4ff3c661374b2df247e12b58667e4643b30af1.tar.gz qemu-5b4ff3c661374b2df247e12b58667e4643b30af1.tar.bz2 |
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 <famz@redhat.com>
Message-Id: <20170714021509.23681-4-famz@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/core')
-rw-r--r-- | hw/core/qdev-properties.c | 18 |
1 files changed, 18 insertions, 0 deletions
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, +}; |