diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h index 780a38731bcc..ebfd17776b53 100644 --- a/drivers/net/qlge/qlge.h +++ b/drivers/net/qlge/qlge.h @@ -2145,6 +2145,7 @@ struct ql_adapter { struct completion ide_completion; struct nic_operations *nic_ops; u16 device_id; + struct timer_list timer; atomic_t lb_count; }; diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c index 7e000295f359..87a40d168b36 100644 --- a/drivers/net/qlge/qlge_main.c +++ b/drivers/net/qlge/qlge_main.c @@ -4574,6 +4574,21 @@ static const struct net_device_ops qlge_netdev_ops = { .ndo_vlan_rx_kill_vid = qlge_vlan_rx_kill_vid, }; +static void ql_timer(unsigned long data) +{ + struct ql_adapter *qdev = (struct ql_adapter *)data; + u32 var = 0; + + var = ql_read32(qdev, STS); + if (pci_channel_offline(qdev->pdev)) { + QPRINTK(qdev, IFUP, ERR, "EEH STS = 0x%.08x.\n", var); + return; + } + + qdev->timer.expires = jiffies + (5*HZ); + add_timer(&qdev->timer); +} + static int __devinit qlge_probe(struct pci_dev *pdev, const struct pci_device_id *pci_entry) { @@ -4625,6 +4640,14 @@ static int __devinit qlge_probe(struct pci_dev *pdev, pci_disable_device(pdev); return err; } + /* Start up the timer to trigger EEH if + * the bus goes dead + */ + init_timer_deferrable(&qdev->timer); + qdev->timer.data = (unsigned long)qdev; + qdev->timer.function = ql_timer; + qdev->timer.expires = jiffies + (5*HZ); + add_timer(&qdev->timer); ql_link_off(qdev); ql_display_dev_info(ndev); atomic_set(&qdev->lb_count, 0); @@ -4645,6 +4668,8 @@ int ql_clean_lb_rx_ring(struct rx_ring *rx_ring, int budget) static void __devexit qlge_remove(struct pci_dev *pdev) { struct net_device *ndev = pci_get_drvdata(pdev); + struct ql_adapter *qdev = netdev_priv(ndev); + del_timer_sync(&qdev->timer); unregister_netdev(ndev); ql_release_all(pdev); pci_disable_device(pdev); @@ -4757,6 +4782,8 @@ static void qlge_io_resume(struct pci_dev *pdev) QPRINTK(qdev, IFUP, ERR, "Device was not running prior to EEH.\n"); } + qdev->timer.expires = jiffies + (5*HZ); + add_timer(&qdev->timer); netif_device_attach(ndev); } @@ -4773,6 +4800,7 @@ static int qlge_suspend(struct pci_dev *pdev, pm_message_t state) int err; netif_device_detach(ndev); + del_timer_sync(&qdev->timer); if (netif_running(ndev)) { err = ql_adapter_down(qdev); @@ -4817,6 +4845,8 @@ static int qlge_resume(struct pci_dev *pdev) return err; } + qdev->timer.expires = jiffies + (5*HZ); + add_timer(&qdev->timer); netif_device_attach(ndev); return 0;