From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757987Ab1KKQZU (ORCPT ); Fri, 11 Nov 2011 11:25:20 -0500 Received: from g5t0008.atlanta.hp.com ([15.192.0.45]:48127 "EHLO g5t0008.atlanta.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752116Ab1KKQZT (ORCPT ); Fri, 11 Nov 2011 11:25:19 -0500 X-Greylist: delayed 544 seconds by postgrey-1.27 at vger.kernel.org; Fri, 11 Nov 2011 11:25:19 EST Message-ID: <4EBD4A31.2070609@hp.com> Date: Fri, 11 Nov 2011 10:15:45 -0600 From: Mike Miller User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.23) Gecko/20110927 Red Hat/3.1.15-1.el6_1 Thunderbird/3.1.15 MIME-Version: 1.0 To: Matthew Garrett CC: "linux-kernel@vger.kernel.org" , ISS StorageDev , "axboe@kernel.dk" Subject: Re: [PATCH V2 4/6] block/cciss: Disable ASPM References: <1321028064-644-1-git-send-email-mjg@redhat.com> <1321028064-644-5-git-send-email-mjg@redhat.com> In-Reply-To: <1321028064-644-5-git-send-email-mjg@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/11/2011 10:14 AM, Matthew Garrett wrote: > The Windows driver .inf disables ASPM on all cciss devices. Do the same. > > Signed-off-by: Matthew Garrett > Cc: mike.miller@hp.com > Cc: iss_storagedev@hp.com > Cc: axboe@kernel.dk > --- > drivers/block/cciss.c | 5 +++++ > 1 files changed, 5 insertions(+), 0 deletions(-) > > diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c > index 486f94e..92d8a2f 100644 > --- a/drivers/block/cciss.c > +++ b/drivers/block/cciss.c > @@ -24,6 +24,7 @@ > #include > #include > #include > +#include > #include > #include > #include > @@ -4319,6 +4320,10 @@ static int __devinit cciss_pci_init(ctlr_info_t *h) > dev_warn(&h->pdev->dev, "controller appears to be disabled\n"); > return -ENODEV; > } > + > + pci_disable_link_state(h->pdev, PCIE_LINK_STATE_L0S | > + PCIE_LINK_STATE_L1 | PCIE_LINK_STATE_CLKPM); > + > err = pci_enable_device(h->pdev); > if (err) { > dev_warn(&h->pdev->dev, "Unable to Enable PCI device\n"); Acked-by: Mike Miller