Patchwork usb-hid: fix tablet activation

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Submitter Gerd Hoffmann
Date Feb. 23, 2012, 2:26 p.m.
Message ID <1330007196-14253-1-git-send-email-kraxel@redhat.com>
Download mbox | patch
Permalink /patch/142638/
State New
Headers show

Comments

Gerd Hoffmann - Feb. 23, 2012, 2:26 p.m.
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>
---
 hw/usb-hid.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

Patch

diff --git a/hw/usb-hid.c b/hw/usb-hid.c
index 53353d3..36730ce 100644
--- a/hw/usb-hid.c
+++ b/hw/usb-hid.c
@@ -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;