[ltp] Smooth trackpoint acceleration

Richard Neill linux-thinkpad@linux-thinkpad.org
Mon, 05 Jun 2006 12:41:51 +0100


Guarded Identity wrote:

> I was wondering if anyone has found a solution for smoother acceleration of 
> the trackpoint device.  It seems to me that the best way to fix this problem 
> is to develop a kernel patch for the psmouse/trackpoint driver.  Then smooth 
> acceleration can be controlled by SysFS.  If this could be done, then 
> acceleration could just be turned off in xset.
> 


What you wanted was to configure the gain of the hardware itself! Much 
nicer than low-gain + scrolling.
The old way was called tp4d; the new way is a kernel driver, as of 
k.2.6.14: thinkwiki.org/wiki/How_to_configure_the_TrackPoint


Richard