[Gta04-owner] touchscreen with X with different kernels

Andreas Kemnade andreas at kemnade.info
Sat Apr 14 13:16:55 CEST 2012


Hi,

On Sat, 2012-04-14 at 13:04 +0200, Dr. H. Nikolaus Schaller wrote:
> Hi Andreas,
> 
> Am 14.04.2012 um 12:35 schrieb Andreas Kemnade:
> 
> > Hi,
> > 
> > On Sat, 2012-04-14 at 10:58 +0000, Radek Polak wrote:
> >> On Friday 13 April 2012 22:08:03 Andreas Kemnade wrote:
> >> 
> >>> When I use touchscreen with evdev x11 input driver and kernel 3.2, the
> >>> pointer sometimes jumps away, when I'm using a virtual keyboard (short
> >>> taps).
> >> 
> >> Have you tried using tslib instead of evdev? QtMoko is using tslib and the 
> >> touchscreen works quite nice.
> >> 
> > Yes the Touchscreen in qtmoko works quite nice. 
> > I have never got tslib working with kernel 3.2. 
> > You seem to use the one from here:
> > http://lindi.iki.fi/lindi/tslib/
> > and not the one in standard debian.
> > 
> > That solves the problem and now if I'm using tslib from there, it works.
> > Is it somewhere documented?
> 
> The Debian/LXDE in hw-validation also uses tslib and works fine.
> 
>From there I started, then switched to kernel 3.2 and tslib stopped to
work. Then I switched to evdev and I found out that I did more typos
with that configuration.
But I got the libts from squeeze never working with kernel 3.x.
Only the one from the link above which qtmoko seems to use.

Greetings
Andreas Kemnade




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