From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751089AbWIHSWA (ORCPT ); Fri, 8 Sep 2006 14:22:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751146AbWIHSUn (ORCPT ); Fri, 8 Sep 2006 14:20:43 -0400 Received: from mga09.intel.com ([134.134.136.24]:34893 "EHLO mga09.intel.com") by vger.kernel.org with ESMTP id S1751136AbWIHSUe (ORCPT ); Fri, 8 Sep 2006 14:20:34 -0400 X-ExtLoop1: 1 X-IronPort-AV: i="4.09,134,1157353200"; d="scan'208"; a="123415642:sNHT27595484" Message-Id: <20060908182024.372546000@linux.intel.com> References: <20060908181533.771856000@linux.intel.com> User-Agent: quilt/0.45-1 Date: Fri, 08 Sep 2006 11:15:41 -0700 From: Valerie Henson To: netdev@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Valerie Henson , Jeff Garzik Subject: [patch 08/10] [TULIP] Handle pci_enable_device() errors in resume Content-Disposition: inline; filename=tulip-handle-pci_enable_device-errors Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Valerie Henson Cc: Jeff Garzik --- drivers/net/tulip/de2104x.c | 16 ++++++++++------ drivers/net/tulip/tulip_core.c | 5 ++++- drivers/net/tulip/winbond-840.c | 12 ++++++++---- 3 files changed, 22 insertions(+), 11 deletions(-) --- linux-2.6.18-rc4-mm1-tulip.orig/drivers/net/tulip/tulip_core.c +++ linux-2.6.18-rc4-mm1-tulip/drivers/net/tulip/tulip_core.c @@ -1780,7 +1780,10 @@ static int tulip_resume(struct pci_dev * pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); - pci_enable_device(pdev); + if ((retval = pci_enable_device(pdev))) { + printk (KERN_ERR "tulip: pci_enable_device failed in resume\n"); + return retval; + } if ((retval = request_irq(dev->irq, &tulip_interrupt, IRQF_SHARED, dev->name, dev))) { printk (KERN_ERR "tulip: request_irq failed in resume\n"); --- linux-2.6.18-rc4-mm1-tulip.orig/drivers/net/tulip/winbond-840.c +++ linux-2.6.18-rc4-mm1-tulip/drivers/net/tulip/winbond-840.c @@ -1626,14 +1626,18 @@ static int w840_resume (struct pci_dev * { struct net_device *dev = pci_get_drvdata (pdev); struct netdev_private *np = netdev_priv(dev); + int retval = 0; rtnl_lock(); if (netif_device_present(dev)) goto out; /* device not suspended */ if (netif_running(dev)) { - pci_enable_device(pdev); - /* pci_power_on(pdev); */ - + if ((retval = pci_enable_device(pdev))) { + printk (KERN_ERR + "%s: pci_enable_device failed in resume\n", + dev->name); + goto out; + } spin_lock_irq(&np->lock); iowrite32(1, np->base_addr+PCIBusCfg); ioread32(np->base_addr+PCIBusCfg); @@ -1651,7 +1655,7 @@ static int w840_resume (struct pci_dev * } out: rtnl_unlock(); - return 0; + return retval; } #endif --- linux-2.6.18-rc4-mm1-tulip.orig/drivers/net/tulip/de2104x.c +++ linux-2.6.18-rc4-mm1-tulip/drivers/net/tulip/de2104x.c @@ -2138,17 +2138,21 @@ static int de_resume (struct pci_dev *pd { struct net_device *dev = pci_get_drvdata (pdev); struct de_private *de = dev->priv; + int retval = 0; rtnl_lock(); if (netif_device_present(dev)) goto out; - if (netif_running(dev)) { - pci_enable_device(pdev); - de_init_hw(de); - netif_device_attach(dev); - } else { - netif_device_attach(dev); + if (!netif_running(dev)) + goto out_attach; + if ((retval = pci_enable_device(pdev))) { + printk (KERN_ERR "%s: pci_enable_device failed in resume\n", + dev->name); + goto out; } + de_init_hw(de); +out_attach: + netif_device_attach(dev); out: rtnl_unlock(); return 0; --