1 files changed, 28 insertions, 31 deletions

diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
index 8067ea04d455..f21847739ef1 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
@@ -1695,19 +1695,13 @@ static void netxen_nic_detach_func(struct netxen_adapter *adapter)
 	clear_bit(__NX_RESETTING, &adapter->state);
 }
 
-static int netxen_nic_attach_func(struct pci_dev *pdev)
+static int netxen_nic_attach_late_func(struct pci_dev *pdev)
 {
 	struct netxen_adapter *adapter = pci_get_drvdata(pdev);
 	struct net_device *netdev = adapter->netdev;
 	int err;
 
-	err = pci_enable_device(pdev);
-	if (err)
-		return err;
-
-	pci_set_power_state(pdev, PCI_D0);
 	pci_set_master(pdev);
-	pci_restore_state(pdev);
 
 	adapter->ahw.crb_win = -1;
 	adapter->ahw.ocm_win = -1;
@@ -1741,6 +1735,20 @@ err_out:
 	return err;
 }
 
+static int netxen_nic_attach_func(struct pci_dev *pdev)
+{
+	int err;
+
+	err = pci_enable_device(pdev);
+	if (err)
+		return err;
+
+	pci_set_power_state(pdev, PCI_D0);
+	pci_restore_state(pdev);
+
+	return netxen_nic_attach_late_func(pdev);
+}
+
 static pci_ers_result_t netxen_io_error_detected(struct pci_dev *pdev,
 						pci_channel_state_t state)
 {
@@ -1785,36 +1793,24 @@ static void netxen_nic_shutdown(struct pci_dev *pdev)
 	pci_disable_device(pdev);
 }
 
-#ifdef CONFIG_PM
-static int
-netxen_nic_suspend(struct pci_dev *pdev, pm_message_t state)
+static int __maybe_unused
+netxen_nic_suspend(struct device *dev_d)
 {
-	struct netxen_adapter *adapter = pci_get_drvdata(pdev);
-	int retval;
+	struct netxen_adapter *adapter = dev_get_drvdata(dev_d);
 
 	netxen_nic_detach_func(adapter);
 
-	retval = pci_save_state(pdev);
-	if (retval)
-		return retval;
-
-	if (netxen_nic_wol_supported(adapter)) {
-		pci_enable_wake(pdev, PCI_D3cold, 1);
-		pci_enable_wake(pdev, PCI_D3hot, 1);
-	}
-
-	pci_disable_device(pdev);
-	pci_set_power_state(pdev, pci_choose_state(pdev, state));
+	if (netxen_nic_wol_supported(adapter))
+		device_wakeup_enable(dev_d);
 
 	return 0;
 }
 
-static int
-netxen_nic_resume(struct pci_dev *pdev)
+static int __maybe_unused
+netxen_nic_resume(struct device *dev_d)
 {
-	return netxen_nic_attach_func(pdev);
+	return netxen_nic_attach_late_func(to_pci_dev(dev_d));
 }
-#endif
 
 static int netxen_nic_open(struct net_device *netdev)
 {
@@ -3448,15 +3444,16 @@ static const struct pci_error_handlers netxen_err_handler = {
 	.slot_reset = netxen_io_slot_reset,
 };
 
+static SIMPLE_DEV_PM_OPS(netxen_nic_pm_ops,
+			 netxen_nic_suspend,
+			 netxen_nic_resume);
+
 static struct pci_driver netxen_driver = {
 	.name = netxen_nic_driver_name,
 	.id_table = netxen_pci_tbl,
 	.probe = netxen_nic_probe,
 	.remove = netxen_nic_remove,
-#ifdef CONFIG_PM
-	.suspend = netxen_nic_suspend,
-	.resume = netxen_nic_resume,
-#endif
+	.driver.pm = &netxen_nic_pm_ops,
 	.shutdown = netxen_nic_shutdown,
 	.err_handler = &netxen_err_handler
 };