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usb-hid: fix tablet activation

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Activate usb hid pointer devices (mouse+tablet) unconditionally
on polls, even if we NAK the poll due to lack of new events.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2012-02-23 15:24:24 +01:00
parent b4bd0b168e
commit 299aa1c6df
1 changed files with 3 additions and 0 deletions
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3
hw/usb-hid.c
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@ -466,6 +466,9 @@ static int usb_hid_handle_data(USBDevice *dev, USBPacket *p)
case USB_TOKEN_IN:
if (p->ep->nr == 1) {
int64_t curtime = qemu_get_clock_ns(vm_clock);
if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
hid_pointer_activate(hs);
}
if (!hid_has_events(hs) &&
(!hs->idle || hs->next_idle_clock - curtime > 0)) {
return USB_RET_NAK;