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usb-ohci: add exit function

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clean up ohci resource when ohci pci device exit.

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gonglei 2014-06-04 16:31:48 +08:00 committed by Gerd Hoffmann
parent 80be63df5a
commit 07832c38d3
1 changed files with 19 additions and 0 deletions
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19
hw/usb/hcd-ohci.c
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@ -1954,6 +1954,24 @@ static int usb_ohci_initfn_pci(PCIDevice *dev)
return 0;
}
static void usb_ohci_exit(PCIDevice *dev)
{
OHCIPCIState *ohci = PCI_OHCI(dev);
OHCIState *s = &ohci->state;
ohci_bus_stop(s);
if (s->async_td) {
usb_cancel_packet(&s->usb_packet);
s->async_td = 0;
}
ohci_stop_endpoints(s);
if (!ohci->masterbus) {
usb_bus_release(&s->bus);
}
}
#define TYPE_SYSBUS_OHCI "sysbus-ohci"
#define SYSBUS_OHCI(obj) OBJECT_CHECK(OHCISysBusState, (obj), TYPE_SYSBUS_OHCI)
@ -2091,6 +2109,7 @@ static void ohci_pci_class_init(ObjectClass *klass, void *data)
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
k->init = usb_ohci_initfn_pci;
k->exit = usb_ohci_exit;
k->vendor_id = PCI_VENDOR_ID_APPLE;
k->device_id = PCI_DEVICE_ID_APPLE_IPID_USB;
k->class_id = PCI_CLASS_SERIAL_USB;