From patchwork Sun May  2 02:38:51 2010
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Subject: Fix qemu mouse Set_Protocol behavior
Date: Sat, 01 May 2010 16:38:51 -0000
From: Kevin O'Connor <kevin@koconnor.net>
X-Patchwork-Id: 51459
Message-Id: <20100502023851.GA16268@morn.localdomain>
To: qemu-devel@nongnu.org, seabios@seabios.org
Cc: 

The QEMU USB mouse claims to support the "boot" protocol
(bInterfaceSubClass is 1).  However, the mouse rejects the
Set_Protocol command.

The qemu mouse does support the "boot" protocol specification, so a
simple fix is to just enable the Set_Portocol request.

-Kevin


--- a/hw/usb-hid.c
+++ b/hw/usb-hid.c
@@ -790,13 +790,13 @@ static int usb_hid_handle_control(USBDevice *dev, int request, int value,
             goto fail;
         break;
     case GET_PROTOCOL:
-        if (s->kind != USB_KEYBOARD)
+        if (s->kind != USB_KEYBOARD && s->kind != USB_MOUSE)
             goto fail;
         ret = 1;
         data[0] = s->protocol;
         break;
     case SET_PROTOCOL:
-        if (s->kind != USB_KEYBOARD)
+        if (s->kind != USB_KEYBOARD && s->kind != USB_MOUSE)
             goto fail;
         ret = 0;
         s->protocol = value;