linux-kernel - Re: [PATCH] PCI: Set device power state to PCI

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Message-ID: <CAE9FiQVyT=n18JnuBmda86D77Ai4HAC=w68Oo-Na3mCdAxsCMw@mail.gmail.com>
Date:	Thu, 6 Oct 2011 09:05:47 -0700
From:	Yinghai Lu <yhlu.kernel@...il.com>
To:	Stefano Stabellini <stefano.stabellini@...citrix.com>
Cc:	Ajaykumar Hotchandani <ajaykumar.hotchandani@...cle.com>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] PCI: Set device power state to PCI_D0 for device without
 native PM support

On Thu, Oct 6, 2011 at 3:39 AM, Stefano Stabellini
<stefano.stabellini@...citrix.com> wrote:
>
> I had the same issue and sent a patch a while ago to fix it, adding
>
> current_state = PCI_D0 in acpiphp_glue.c:register_slot
>
> it is strange that this does not work for you:
>
> http://marc.info/?l=linux-kernel&m=129891002722845&w=2

So guest os has to load acpiphp instead of pciehp?

Yinghai
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