linux-kernel - Re: touchscreen wirh 2.6.26

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Date:	Wed, 09 Dec 2009 22:21:34 +0100
From:	Tamási János <janusz@...linux.hu>
To:	Jiri Kosina <jkosina@...e.cz>
CC:	Alex Custov <alex.custov@...il.com>, linux-kernel@...r.kernel.org,
	janusz@...linux.hu
Subject: Re: touchscreen wirh 2.6.26

Hi!

I wrote a small (and really ugly) uinput driver to this device. I hope 
this helps somebody to write a proper driver for this touchscreen.


2009-11-28 00:30 keltezéssel, Jiri Kosina írta:
> On Fri, 27 Nov 2009, Alex Custov wrote:
>
>    
>> Bus 004 Device 002: ID 0408:3000 Quanta Computer, Inc.
>> Device Descriptor:
>>    bLength                18
>>    bDescriptorType         1
>>    bcdUSB               1.10
>>    bDeviceClass            0 (Defined at Interface level)
>>    bDeviceSubClass         0
>>    bDeviceProtocol         0
>>    bMaxPacketSize0        64
>>    idVendor           0x0408 Quanta Computer, Inc.
>>    idProduct          0x3000
>>      
> Unfortunately, this touchscreen is not (yet) neither supported by
> usbtouchscreen kernel driver, nor is it apparently HID standard compliant,
> so HID driver can't do much with it as well.
>
> You will have to reverse-engineer the data protocol the touchscreen is
> sending. It's usually quite easy, in cases in which the device doesn't
> require complex initialization before it can become functional.
>
>    


View attachment "acer-t230H.c" of type "text/plain" (3602 bytes)