Re: USB/DVB - Old Technotrend TT-connect S-2400 regression tracked down

From: hermann pitton <hermann-pitton@arcor.de>
To: David <david@unsolicited.net>
Cc: Alan Stern <stern@rowland.harvard.edu>,
	Pekka Enberg <penberg@cs.helsinki.fi>,
	linux-media@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	dbrownell@users.sourceforge.net, leonidv11@gmail.com,
	Greg KH <gregkh@suse.de>,
	Andrew Morton <akpm@linux-foundation.org>,
	"Rafael J. Wysocki" <rjw@sisk.pl>
Subject: Re: USB/DVB - Old Technotrend TT-connect S-2400 regression tracked down
Date: Sun, 24 May 2009 02:54:33 +0200	[thread overview]
Message-ID: <1243126473.3705.6.camel@pc07.localdom.local> (raw)
In-Reply-To: <4A189187.4020407@unsolicited.net>

Hi,

Am Sonntag, den 24.05.2009, 01:15 +0100 schrieb David:
> Alan Stern wrote:
> > It's not obvious what could be causing this, so let's start out easy.  
> > Try collecting two usbmon traces (instructions are in
> > Documentation/usb/usbmon.txt), showing what happens with and without
> > the reversion.  Maybe some difference will stick ou
> >   
> Traces attached. Took a while as my quad core hangs solid when 0u is
> piped to a file (I had to compile on a laptop and take the logs there).
> 
> Cheers
> David
> 
> 

just a note, since you said it is some ATI chipset.

Is it the SB700?

We have lots of reports about disconnects, but then also claimed to be
fixed in between, and i don't know the current status ...

Cheers,
Hermann