Comment 11 for bug 791833

Revision history for this message
Stéphane Chatty (chatty) wrote : Re: [Multi-touch-dev] [Bug 791833] Re: Dell ST2220T Monitor responds totouch only on warm boot from windows

Hi,

this is the first time Benjamin and I hear about this device. From the report descriptors we found in a forum, it looks like the device should work properly with the latest version of hid-multitouch (patches submitted by Benjamin last week). To check this, one would just need to list the vid:pid of the device in has_special_driver in hid-core.c, then recompile/reinstall the hid module.

Cheers,

St.

Le 14 juin 2011 à 15:14, <email address hidden> a écrit :

> it seems it's a new type of devices
> (I can't find it on any of known mt devices)
>
> But if it is reporting event, then it should be already using a module.
> (maybe just hid, don't know !)
>
> Can you give again the result of lsmod command ?
> Maybe some people from the mutli-touch-dev list can help too.
>
> --
> You received this bug notification because you are a member of Multi-
> touch Development, which is subscribed to the bug report.
> https://bugs.launchpad.net/bugs/791833
>
> Title:
> Dell ST2220T Monitor responds to touch only on warm boot from windows
>
> Status in “utouch” package in Ubuntu:
> New
>
> Bug description:
> Binary package hint: utouch
>
> I recently bought a Dell ST2220T Monitor. On first install, The touch
> worked pretty well. But it started to behave weird after restarts. The
> behaviour is as follows:
>
> On cold boot touch never works. But once going to Windows 7 and coming
> back after a warm boot, the touch works perfectly. From now, it works
> until there are no cold boots. Once cold boot happens into Ubuntu,
> touch stops working. This behaviour has been consistent. I tried to
> put usbhid.quirks with <vendorid> : <productid>: 0x40 as mentioned
> here http://ubuntuforums.org/showthread.php?p=10287057#post10287057
> but it did not work.
>
> I am using Ubuntu Natty
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/utouch/+bug/791833/+subscriptions
>
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