> @@ -81,7 +81,7 @@ void usb_bus_new(USBBus *bus, size_t bus_size, > qbus_create_inplace(bus, bus_size, TYPE_USB_BUS, host, NULL); > bus->ops = ops; > bus->busnr = next_usb_bus++; > - bus->qbus.allow_hotplug = 1; /* Yes, we can */ > + qbus_set_hotplug_handler(BUS(bus), host, &error_abort); > QTAILQ_INIT(&bus->free); > QTAILQ_INIT(&bus->used); > QTAILQ_INSERT_TAIL(&busses, bus, next);
> diff --git a/hw/usb/dev-smartcard-reader.c b/hw/usb/dev-smartcard-reader.c > index d37ed02..91f7d87 100644 > --- a/hw/usb/dev-smartcard-reader.c > +++ b/hw/usb/dev-smartcard-reader.c > @@ -1313,7 +1313,7 @@ static void ccid_realize(USBDevice *dev, Error **errp) > qbus_create_inplace(&s->bus, sizeof(s->bus), TYPE_CCID_BUS, DEVICE(dev), > NULL); > s->intr = usb_ep_get(dev, USB_TOKEN_IN, CCID_INT_IN_EP); > - s->bus.qbus.allow_hotplug = 1; > + qbus_set_hotplug_handler(BUS(&s->bus), DEVICE(dev), &error_abort); That is the ccid (smartcard) bus, please make it a separate patch. > diff --git a/hw/usb/hcd-ehci-pci.c b/hw/usb/hcd-ehci-pci.c > index 490f2b6..b7990da 100644 > --- a/hw/usb/hcd-ehci-pci.c > +++ b/hw/usb/hcd-ehci-pci.c > @@ -138,6 +138,7 @@ static void ehci_class_init(ObjectClass *klass, void > *data) > { > DeviceClass *dc = DEVICE_CLASS(klass); > PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); > + HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(klass); > > k->init = usb_ehci_pci_initfn; > k->exit = usb_ehci_pci_exit; > @@ -145,6 +146,7 @@ static void ehci_class_init(ObjectClass *klass, void > *data) > k->config_write = usb_ehci_pci_write_config; > dc->vmsd = &vmstate_ehci_pci; > dc->props = ehci_pci_properties; > + hc->unplug = qdev_simple_device_unplug_cb; > } Can't we do this in usb_bus_new instead of duplicating in every host adapter? cheers, Gerd