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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
	linux-pm <linux-pm@lists.osdl.org>,
	USB development list <linux-usb-devel@lists.sourceforge.net>
Subject: Re: [linux-pm] Re: ehci_hcd causes box to resume	immediately after suspend to RAM
Date: Tue, 25 Sep 2007 15:01:03 +1000	[thread overview]
Message-ID: <1190696463.31978.8.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.44L0.0706141823220.5119-100000@iolanthe.rowland.org>


> That's odd.  Where could these overcurrent changes be coming from?  
> And how come they don't show up on ports 1 and 2?
> 
> There's an excellent chance that they are responsible for your 
> immediate resumes.

I've seen quirks in Apple drivers a while ago where they tried to avoid
suspending some of the RH ports... possibly bcs they aren't connected to
anything and trying to suspend them does bad things. I wonder if maybe
ACPI might carry similar kind of informations...

Ben.



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  reply	other threads:[~2007-09-25  5:01 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-03 10:20 ehci_hcd causes box to resume immediately after suspend to RAM Rafael J. Wysocki
2007-06-03 15:31 ` Alan Stern
2007-06-03 22:35   ` Rafael J. Wysocki
2007-06-09 21:10   ` Rafael J. Wysocki
2007-06-09 21:26     ` [linux-usb-devel] " Alan Stern
2007-06-11 19:15       ` Rafael J. Wysocki
2007-06-11 20:10         ` Alan Stern
2007-06-13 22:01           ` Rafael J. Wysocki
2007-06-14 22:26             ` Alan Stern
2007-09-25  5:01               ` Benjamin Herrenschmidt [this message]
2007-09-25 14:39                 ` [linux-pm] " Alan Stern
2007-06-12  1:50         ` Zhang Rui
2007-06-12 11:59           ` Rafael J. Wysocki
2007-06-12 12:16             ` Rafael J. Wysocki

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