Disabling trackpoint wheel emulation

[Peter Hutterer]

On Sat, Jan 16, 2016 at 12:11:39PM -0500, Ross Vandegrift wrote:
> Hello,
> 
> I recently got a new ThinkPad USB keyboard with track point.  The middle
> mouse button always behaves as if wheel emulation was enabled, though it
> is not:
> $ xinput list-props "pointer:Lenovo ThinkPad Compact USB Keyboard with
> TrackPoint" | grep 'Wheel Emulation'
>  	Evdev Wheel Emulation (280):	0
> 
> I've tried toggling wheel settings, but can't find anything to disable
> it.  How can I disable it?  I am using evdev 2.9.0 with Xorg 1.16.4 on
> Debian jessie.
> 
> An older model of this keyboard did not have this issue (identified as
> "Lite-On" instead of "Lenovo" by xinput).  I've pasted the Xorg log and
> xinput properties for each pointer below.
> 

looks like it's supposed to be turned off, so best to file a bug against
evdev and attach the evemu-record for a short middle-button + motion
sequence. this device has absolute axes as well as relative axes, this may
be the reason. please assign the bug to me.

Cheers,
   Peter