haraldwolff/qemu-patch-raspberry4
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uhci: Immediately free queues on device disconnect

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There is no need to just cancel any in-flight packets, and then wait
for validate-end to clean things up, we can simply clean things up
immediately on device removal.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Hans de Goede 2012-10-24 18:31:14 +02:00 committed by Gerd Hoffmann
parent 11d15e402b
commit 5ad23e873c
1 changed files with 4 additions and 9 deletions
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13
hw/usb/hcd-uhci.c
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@ -281,16 +281,11 @@ static void uhci_async_validate_end(UHCIState *s)
static void uhci_async_cancel_device(UHCIState *s, USBDevice *dev)
{
UHCIQueue *queue;
UHCIAsync *curr, *n;
UHCIQueue *queue, *n;
QTAILQ_FOREACH(queue, &s->queues, next) {
QTAILQ_FOREACH_SAFE(curr, &queue->asyncs, next, n) {
if (!usb_packet_is_inflight(&curr->packet) ||
curr->packet.ep->dev != dev) {
continue;
}
uhci_async_cancel(curr);
QTAILQ_FOREACH_SAFE(queue, &s->queues, next, n) {
if (queue->ep->dev == dev) {
uhci_queue_free(queue, "cancel-device");
}
}
}