From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755134Ab2GSBcV (ORCPT ); Wed, 18 Jul 2012 21:32:21 -0400 Received: from mail209.messagelabs.com ([216.82.255.3]:63938 "EHLO mail209.messagelabs.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753975Ab2GSBcN (ORCPT ); Wed, 18 Jul 2012 21:32:13 -0400 X-Env-Sender: hartleys@visionengravers.com X-Msg-Ref: server-10.tower-209.messagelabs.com!1342661532!9100135!1 X-Originating-IP: [216.166.12.31] X-StarScan-Version: 6.5.10; banners=-,-,- X-VirusChecked: Checked From: H Hartley Sweeten To: Linux Kernel Subject: [PATCH 19/90] staging: comedi: adv_pci1710: move comedi_pci_enable() into the attach Date: Wed, 18 Jul 2012 18:32:01 -0700 User-Agent: KMail/1.9.9 CC: , , MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-ID: <201207181832.02040.hartleys@visionengravers.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use pci_is_enabled() in the "find pci device" function to determine if the found pci device is not in use and move the comedi_pci_enable() call into the attach. Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Cc: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/adv_pci1710.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/drivers/staging/comedi/drivers/adv_pci1710.c b/drivers/staging/comedi/drivers/adv_pci1710.c index 5eecf6b..33dd1db 100644 --- a/drivers/staging/comedi/drivers/adv_pci1710.c +++ b/drivers/staging/comedi/drivers/adv_pci1710.c @@ -1350,6 +1350,8 @@ static struct pci_dev *pci1710_find_pci_dev(struct comedi_device *dev, } if (pcidev->vendor != PCI_VENDOR_ID_ADVANTECH) continue; + if (pci_is_enabled(pcidev)) + continue; if (strcmp(this_board->name, DRV_NAME) == 0) { for (i = 0; i < ARRAY_SIZE(boardtypes); ++i) { @@ -1364,15 +1366,6 @@ static struct pci_dev *pci1710_find_pci_dev(struct comedi_device *dev, if (pcidev->device != boardtypes[board_index].device_id) continue; } - - /* - * Look for device that isn't in use. - * Enable PCI device and request regions. - */ - if (comedi_pci_enable(pcidev, DRV_NAME)) { - continue; - } - /* fixup board_ptr in case we were using the dummy entry with the driver name */ dev->board_ptr = &boardtypes[board_index]; return pcidev; } @@ -1399,6 +1392,10 @@ static int pci1710_attach(struct comedi_device *dev, if (!devpriv->pcidev) return -EIO; + ret = comedi_pci_enable(devpriv->pcidev, DRV_NAME); + if (ret) + return ret; + dev->iobase = pci_resource_start(devpriv->pcidev, 2); irq = devpriv->pcidev->irq; -- 1.7.11