From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Rafael J. Wysocki" <rjw@sisk.pl>
Subject: Re: [PATCH 4/12] PCI PM: Make it possible to force using INTx for PCIe PME signaling
Date: Thu, 7 Jan 2010 00:00:41 +0100
Message-ID: <201001070000.41807.rjw@sisk.pl>
References: <200912272057.10443.rjw@sisk.pl> <20100106135625.14b37f10@jbarnes-piketon> <20100106220214.GA25366@srcf.ucam.org>
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To: Matthew Garrett <mjg59@srcf.ucam.org>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>, Len Brown <lenb@kernel.org>, LKML <linux-kernel@vger.kernel.org>, pm list <linux-pm@lists.linux-foundation.org>, Alan Stern <stern@rowland.harvard.edu>, ACPI Devel Maling List <linux-acpi@vger.kernel.org>, Linux PCI <linux-pci@vger.kernel.org>, Oliver Neukum <oliver@neukum.org>, Bjorn Helgaas <bjorn.helgaas@hp.com>, Shaohua Li <shaohua.li@intel.com>, Francois Romieu <romieu@fr.zoreil.com>
List-Id: linux-acpi@vger.kernel.org

On Wednesday 06 January 2010, Matthew Garrett wrote:
> On Wed, Jan 06, 2010 at 01:56:25PM -0800, Jesse Barnes wrote:
> 
> > This scares me a little... seems like we're not restoring some state on
> > resume that's needed for MSIs to work?  Looks fine though.
> 
> Yeah, that was my concern. We debugged this a little on IRC and didn't 
> get anywhere, though, so probably need to find someone who knows more 
> about MSIs...

I'd rather say someone who knows more about ICH7. :-)

MSIs work just fine after resume for the other devices in the same box,
so I'd say it's a chipset issue.

Rafael