linux-kernel - Re: [linux-usb-devel] possible USB regression with 2.6.21-rc4: iPod doesn't work

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Message-ID: <4602FB7D.4070908@redhat.com>
Date:	Thu, 22 Mar 2007 17:56:13 -0400
From:	Chuck Ebbert <cebbert@...hat.com>
To:	David Brownell <david-b@...bell.net>
CC:	linux-usb-devel@...ts.sourceforge.net,
	Tino Keitel <tino.keitel@....de>,
	Alan Stern <stern@...land.harvard.edu>,
	linux-kernel@...r.kernel.org
Subject: Re: [linux-usb-devel] possible USB regression with 2.6.21-rc4: iPod
 doesn't work

David Brownell wrote:
> On Thursday 22 March 2007 12:54 pm, Tino Keitel wrote:
>> On Thu, Mar 22, 2007 at 15:40:40 -0400, Alan Stern wrote:
>>> 	  _Something_ is generating those overcurrent 
>>> warnings, and it sure looks like a hardware malfunction.
>> But it works with 2.6.20.
> 
> So can you bisect to find what caused the problem?
> 
> We've been afflicted with such strange overcurrent messages
> off and on for some time.  Some hardware triggers them, while
> most doesn't, and the USB developers don't have any of the
> hardware that triggers it (that almost goes without saying).
> 

Generation 1 iPod Shuffle is notorious for high current draw.
You should be able to get the 512MB model really really cheap
by now.

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