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virtio-serial: Convert to hotplug-handler API

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Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Igor Mammedov 2014-09-26 09:28:26 +00:00 committed by Andreas Färber
parent 7f17a91715
commit 0ddef15b04
1 changed files with 15 additions and 5 deletions
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20
hw/char/virtio-serial-bus.c
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@ -904,6 +904,12 @@ static void virtser_port_device_realize(DeviceState *dev, Error **errp)
}
port->elem.out_num = 0;
}
static void virtser_port_device_plug(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
VirtIOSerialPort *port = VIRTIO_SERIAL_PORT(dev);
QTAILQ_INSERT_TAIL(&port->vser->ports, port, next);
port->ivq = port->vser->ivqs[port->id];
@ -912,7 +918,7 @@ static void virtser_port_device_realize(DeviceState *dev, Error **errp)
add_port(port->vser, port->id);
/* Send an update to the guest about this new port added */
virtio_notify_config(vdev);
virtio_notify_config(VIRTIO_DEVICE(hotplug_dev));
}
static void virtser_port_device_unrealize(DeviceState *dev, Error **errp)
@ -935,7 +941,6 @@ static void virtio_serial_device_realize(DeviceState *dev, Error **errp)
{
VirtIODevice *vdev = VIRTIO_DEVICE(dev);
VirtIOSerial *vser = VIRTIO_SERIAL(dev);
BusState *bus;
uint32_t i, max_supported_ports;
if (!vser->serial.max_virtserial_ports) {
@ -957,8 +962,7 @@ static void virtio_serial_device_realize(DeviceState *dev, Error **errp)
/* Spawn a new virtio-serial bus on which the ports will ride as devices */
qbus_create_inplace(&vser->bus, sizeof(vser->bus), TYPE_VIRTIO_SERIAL_BUS,
dev, vdev->bus_name);
bus = BUS(&vser->bus);
bus->allow_hotplug = 1;
qbus_set_hotplug_handler(BUS(&vser->bus), DEVICE(vser), errp);
vser->bus.vser = vser;
QTAILQ_INIT(&vser->ports);
@ -1021,7 +1025,6 @@ static void virtio_serial_port_class_init(ObjectClass *klass, void *data)
k->bus_type = TYPE_VIRTIO_SERIAL_BUS;
k->realize = virtser_port_device_realize;
k->unrealize = virtser_port_device_unrealize;
k->unplug = qdev_simple_unplug_cb;
k->props = virtser_props;
}
@ -1064,6 +1067,7 @@ static void virtio_serial_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(klass);
QLIST_INIT(&vserdevices.devices);
@ -1077,6 +1081,8 @@ static void virtio_serial_class_init(ObjectClass *klass, void *data)
vdc->reset = vser_reset;
vdc->save = virtio_serial_save_device;
vdc->load = virtio_serial_load_device;
hc->plug = virtser_port_device_plug;
hc->unplug = qdev_simple_device_unplug_cb;
}
static const TypeInfo virtio_device_info = {
@ -1084,6 +1090,10 @@ static const TypeInfo virtio_device_info = {
.parent = TYPE_VIRTIO_DEVICE,
.instance_size = sizeof(VirtIOSerial),
.class_init = virtio_serial_class_init,
.interfaces = (InterfaceInfo[]) {
{ TYPE_HOTPLUG_HANDLER },
{ }
}
};
static void virtio_serial_register_types(void)