Re: A tablet driver question

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From: Greg KH <greg@...>

To: Steven Hunt <srhlefty@...>

Cc: <devel@...>

Subject: Re: A tablet driver question

Date: Wednesday, May 20, 2009 - 1:12 am

On Tue, May 19, 2009 at 09:49:22PM -0700, Steven Hunt wrote:

quoted text

> Hello list,
>
> I bought myself a super-cheap USB drawing tablet, and (shocker)
> there's no linux driver that supports it.

What device is it?

> Using SnoopyPro, I was able to reverse-engineer the messages that get

quoted text

> passed back and forth to the device, so I'm pretty sure I know exactly
> how the thing works. Given that information, how hard would it be to
> make a driver for it, or extend an existing one?

It all depends on what type of data the device sends back. If it is a
HID device, it might be trivial. If it's a custom protocol, it's much
harder.

good luck,

greg k-h
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Messages in current thread:

Gettinng started with Linux drivers, Amit Uttamchandani, (Fri Apr 10, 6:04 pm)

broken mailing list, try 47..., Greg KH, (Fri Jan 11, 3:12 pm)

Mailing Lists, Tomasz Grzegurzko, (Fri Feb 8, 8:22 pm)

what is the status of this initiative ?, JoJo jojo, (Thu Mar 13, 3:20 am)

A tablet driver question, Steven Hunt, (Wed May 20, 12:49 am)

Dearest Beloved,, Mr. Kunio Uematsu, (Tue Mar 16, 3:52 pm)

[patch 00/10] firedtv: a few more updates, Stefan Richter, (Mon Sep 29, 1:15 pm)

Kick off the Linux Driver Project (again, this time for real), Greg KH, (Wed Sep 26, 10:32 pm)

Re: A tablet driver question, Greg KH, (Wed May 20, 1:12 am)

Re: A tablet driver question, Steven Hunt, (Wed May 20, 2:16 am)

Re: A tablet driver question, Jiri Slaby, (Wed May 20, 3:19 am)

Re: A tablet driver question, Steven Hunt, (Wed May 20, 11:58 am)

Re: A tablet driver question, Jiri Slaby, (Wed May 20, 12:24 pm)

Re: A tablet driver question, Mohamed Ikbel Boulabiar, (Wed May 20, 12:50 pm)

Re: A tablet driver question, Jiri Kosina, (Thu May 21, 4:33 am)

Re: Gettinng started with Linux drivers, Stefan Richter, (Sat Apr 11, 6:00 am)

Re: Gettinng started with Linux drivers, Amit Uttamchandani, (Sun Apr 12, 9:08 pm)

Re: Gettinng started with Linux drivers, Stefan Richter, (Mon Apr 13, 3:39 am)

Re: [patch 00/10] firedtv: a few more updates, Stefan Richter, (Mon Sep 29, 1:46 pm)

[patch 10/10] firedtv: register input device as child of a F..., Stefan Richter, (Mon Sep 29, 1:22 pm)

[patch 09/10] firedtv: fix string comparison and a few spars..., Stefan Richter, (Mon Sep 29, 1:21 pm)

[patch 08/10] firedtv: remove unused struct members, Stefan Richter, (Mon Sep 29, 1:21 pm)

[patch 07/10] firedtv: fix initialization of dvb_frontend.ops, Stefan Richter, (Mon Sep 29, 1:20 pm)

[patch 06/10] firedtv: remove unused dual subunit code from ..., Stefan Richter, (Mon Sep 29, 1:19 pm)

[patch 05/10] firedtv: add vendor_id and version to driver m..., Stefan Richter, (Mon Sep 29, 1:19 pm)

[patch 04/10] firedtv: use hpsb_node_read(), _write(), _lock(), Stefan Richter, (Mon Sep 29, 1:18 pm)

[patch 03/10] ieee1394: inherit ud vendor_id from node vendo..., Stefan Richter, (Mon Sep 29, 1:17 pm)

[patch 02/10] ieee1394: add hpsb_node_read() and hpsb_node_l..., Stefan Richter, (Mon Sep 29, 1:17 pm)

[patch 01/10] ieee1394: use correct barrier types between ac..., Stefan Richter, (Mon Sep 29, 1:16 pm)

Re: what is the status of this initiative ?, Greg KH, (Thu Mar 13, 10:51 am)

Re: what is the status of this initiative ?, Javi Roman, (Thu Mar 13, 1:13 pm)

Re: what is the status of this initiative ?, Greg KH, (Thu Mar 13, 1:36 pm)

Re: what is the status of this initiative ?, Davide Madrisan, (Thu Mar 13, 1:30 pm)

Re: broken mailing list, try 47..., Steven Le Roux, (Sat Jan 12, 2:10 pm)

Re: broken mailing list, try 47..., stuart, (Sat Jan 12, 6:56 pm)

AW: Kick off the Linux Driver Project (again, this time for ..., Thomas Schnürer, (Thu Sep 27, 9:48 am)

Kick off the Linux Driver Project (again, this time for real), Miguel Ojeda, (Thu Sep 27, 10:36 am)

Kick off the Linux Driver Project (again, this time for real), Greg KH, (Thu Sep 27, 11:47 am)

Kick off the Linux Driver Project (again, this time for real), Miguel Ojeda, (Thu Sep 27, 4:39 pm)

Kick off the Linux Driver Project (again, this time for real), Peter W. Morreale, (Thu Sep 27, 9:21 am)

Kick off the Linux Driver Project (again, this time for real), Felipe Balbi, (Thu Sep 27, 9:27 am)

Kick off the Linux Driver Project (again, this time for real), Peter W. Morreale, (Thu Sep 27, 9:55 am)

Kick off the Linux Driver Project (again, this time for real), Sai Suman, (Thu Sep 27, 9:46 am)

Kick off the Linux Driver Project (again, this time for real), Peter W. Morreale, (Thu Sep 27, 10:58 am)

Kick off the Linux Driver Project (again, this time for real), Greg KH, (Thu Sep 27, 12:33 pm)

Kick off the Linux Driver Project (again, this time for real), Tomasz Grzegurzko, (Thu Sep 27, 9:40 pm)

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