From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: [PATCH 5/6] scsi/hpsa: Disable ASPM Date: Fri, 11 Nov 2011 11:05:10 -0500 Message-ID: <1321027511-31229-6-git-send-email-mjg@redhat.com> References: <1321027511-31229-1-git-send-email-mjg@redhat.com> Return-path: Received: from mx1.redhat.com ([209.132.183.28]:32920 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758004Ab1KKQGV (ORCPT ); Fri, 11 Nov 2011 11:06:21 -0500 In-Reply-To: <1321027511-31229-1-git-send-email-mjg@redhat.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: linux-kernel@vger.kernel.org Cc: Matthew Garrett , scameron@beardog.cce.hp.com, iss_storagedev@hp.com, linux-scsi@vger.kernel.org The Windows driver .inf disables ASPM on hpsa devices. Do the same. Signed-off-by: Matthew Garrett Cc: scameron@beardog.cce.hp.com Cc: iss_storagedev@hp.com Cc: linux-scsi@vger.kernel.org --- drivers/scsi/hpsa.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index e76107b..fc2f4c4 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -3922,6 +3922,10 @@ static int __devinit hpsa_pci_init(struct ctlr_info *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"); -- 1.7.7.1