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authorGonglei <arei.gonglei@huawei.com>2014-06-04 16:31:48 +0800
committerGerd Hoffmann <kraxel@redhat.com>2014-08-29 12:52:13 +0200
commit07832c38d3c359f909609c4ab68ccc0d3282d7ee (patch)
treee411384da4b06ff597461768b20e3453f8e44521 /hw/usb/hcd-ohci.c
parent80be63df5a19816629343f704345b71e83e6d960 (diff)
usb-ohci: add exit function
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>
Diffstat (limited to 'hw/usb/hcd-ohci.c')
-rw-r--r--hw/usb/hcd-ohci.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/hw/usb/hcd-ohci.c b/hw/usb/hcd-ohci.c
index 5505f0ac53..83bec34185 100644
--- a/hw/usb/hcd-ohci.c
+++ b/hw/usb/hcd-ohci.c
@@ -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;