Re: [PATCH] new driver for ITM Touch touchscreen

Vojtech Pavlik
2005-03-04T20:45:53Z

On Fri, Mar 04, 2005 at 11:54:18AM -0500, Dmitry Torokhov wrote:

> No, not physical sizes. I was wondering if soe touchscreens are
> reporting let's say actual coordinates from 1100-3600 and others from
> 600-3850, instead of full 0-4096. Is there a way to query the hardware
> and find the actual min and max for a device so it can be reported to
> userspace.

Resistive touchscreens, due to their voltage-divider nature have
near-full range all the time, independent of the controller and sensor
combination, so setting min to 0 and max to 4096 is OK.

> P.S. When you post the updated version could you please CC Vojtech
> Pavlik <vojtech@suse.cz> as he is the current input system maintainer
> and linux-input mailing list at linux-input@atrey.karlin.mff.cuni.cz.

Yes, please. ;)

--
Vojtech Pavlik
SuSE Labs, SuSE CR