From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Stephen M. Cameron" Subject: [PATCH 03/17] hpsa: enable bus master bit after pci_enable_device Date: Tue, 01 May 2012 11:42:20 -0500 Message-ID: <20120501164220.11705.95002.stgit@beardog.cce.hp.com> References: <20120501163819.11705.10299.stgit@beardog.cce.hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20120501163819.11705.10299.stgit@beardog.cce.hp.com> Sender: linux-kernel-owner@vger.kernel.org To: james.bottomley@hansenpartnership.com Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, stephenmcameron@gmail.com, thenzl@redhat.com, akpm@linux-foundation.org, mikem@beardog.cce.hp.com List-Id: linux-scsi@vger.kernel.org From: Stephen M. Cameron pci_disable_device() disables the bus master bit and pci_enable_device does not re-enable it. It needs to be enabled. Signed-off-by: Stephen M. Cameron --- drivers/scsi/hpsa.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index 5119ce6..de9c8f3 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -3933,6 +3933,9 @@ static int __devinit hpsa_pci_init(struct ctlr_info *h) return err; } + /* Enable bus mastering (pci_disable_device may disable this) */ + pci_set_master(h->pdev); + err = pci_request_regions(h->pdev, HPSA); if (err) { dev_err(&h->pdev->dev,