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usb-uhci: clean up uhci resource when pci-uhci exit

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clean up uhci resource when uhci 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 16:31:49 +08:00 committed by Gerd Hoffmann
parent 07832c38d3
commit 3a3464b000
1 changed files with 22 additions and 0 deletions
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22
hw/usb/hcd-uhci.c
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@ -1256,6 +1256,27 @@ static int usb_uhci_vt82c686b_initfn(PCIDevice *dev)
return usb_uhci_common_initfn(dev);
}
static void usb_uhci_exit(PCIDevice *dev)
{
UHCIState *s = DO_UPCAST(UHCIState, dev, dev);
if (s->frame_timer) {
timer_del(s->frame_timer);
timer_free(s->frame_timer);
s->frame_timer = NULL;
}
if (s->bh) {
qemu_bh_delete(s->bh);
}
uhci_async_cancel_all(s);
if (!s->masterbus) {
usb_bus_release(&s->bus);
}
}
static Property uhci_properties[] = {
DEFINE_PROP_STRING("masterbus", UHCIState, masterbus),
DEFINE_PROP_UINT32("firstport", UHCIState, firstport, 0),
@ -1272,6 +1293,7 @@ static void uhci_class_init(ObjectClass *klass, void *data)
UHCIInfo *info = data;
k->init = info->initfn ? info->initfn : usb_uhci_common_initfn;
k->exit = info->unplug ? usb_uhci_exit : NULL;
k->vendor_id = info->vendor_id;
k->device_id = info->device_id;
k->revision = info->revision;