linux-kernel - Re: Turning off camera also kills card reader on EeePC 900

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Message-ID: <579556.5870.qm@web38203.mail.mud.yahoo.com>
Date:	Thu, 25 Sep 2008 13:49:39 -0700 (PDT)
From:	Sitsofe Wheeler <sitsofe@...oo.com>
To:	Pascal Terjan <pterjan@...il.com>,
	Alan Jenkins <alan-jenkins@...fmail.co.uk>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	Corentin Chary <corentincj@...aif.net>,
	acpi4asus-user@...ts.sourceforge.net
Subject: Re: Turning off camera also kills card reader on EeePC 900

> On Mon, Sep 15, 2008 at 3:37 PM, Alan Jenkins
> wrote:
> > Sitsofe Wheeler wrote:
> > The "HC died" message is interesting.  Sounds like the controller for
> > these two USB devices stops working.  Maybe try unloading and reloading
> > the ehci module?  I don't think I can help any more though.
> 
> The issue also exist on 701 on 2.6.27-rc7 so the regression is in the
> kernel not in the hardware
> 
[snip]
> 
> So it looks like an ehci_hcd issue when the camera is disabled


And of course, having tried Ingo Molnar's linux-tip (whereas before I was using 2.6.27) I have now found a modern kernel that doesn't exhibit the problem...


      
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