Messages in this thread | | | Date | Fri, 4 Mar 2005 21:38:23 +0100 | From | Vojtech Pavlik <> | Subject | Re: [PATCH] new driver for ITM Touch touchscreen |
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On Fri, Mar 04, 2005 at 07:51:47PM +0100, Hans-Christian Egtvedt wrote:
> OK, I'll try to find some better documentation about input devices, any > tips/pointers would be nice. I'm completly new to kernel drivers, I'm used to > writing drivers in embedded systems. > > The driver is made in the way it is today because there is also a driver for > X which read raw events from /dev/input/eventX. It's called lictouch, I have > the source for it too, but I'm not (yet) part of any developing there.
Please take a look at 'evtouch' by Kenan Esau, which may fit your bill as an X driver, too. [http://www.conan.de/lifebook]
> It would be a really nice feature if one could use the touchscreen as a > legacy interface, but then I would need to be able to calibrate the screen in > the driver and not frontend. At least preferable.
It's possible to do that to a certain degree using the EVIOCSABS ioctl(). Only trivial linear calibration is supported, though.
-- Vojtech Pavlik SuSE Labs, SuSE CR - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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