[PATCH] ixgb: Remove hook for suspend, no power management

Remove hook for suspend. No power management in 10GbE Controllers

Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Signed-off-by: Ganesh Venkatesan <ganesh.venkatesan@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>

diff -up net-drivers-2.6/drivers/net/ixgb/ixgb_main.c net-drivers-2.6/drivers/net/ixgb.new/ixgb_main.c

1 files changed, 4 insertions, 71 deletions

diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index a6a13f6fe65b..0a0f0417f85d 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -120,33 +120,20 @@ static void ixgb_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid);
 static void ixgb_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid);
 static void ixgb_restore_vlan(struct ixgb_adapter *adapter);
 
-static int ixgb_notify_reboot(struct notifier_block *, unsigned long event,
-                              void *ptr);
-static int ixgb_suspend(struct pci_dev *pdev, uint32_t state);
-
 #ifdef CONFIG_NET_POLL_CONTROLLER
 /* for netdump / net console */
 static void ixgb_netpoll(struct net_device *dev);
 #endif
 
-struct notifier_block ixgb_notifier_reboot = {
-        .notifier_call = ixgb_notify_reboot,
-        .next = NULL,
-        .priority = 0
-};
-
 /* Exported from other modules */
 
 extern void ixgb_check_options(struct ixgb_adapter *adapter);
 
 static struct pci_driver ixgb_driver = {
-        .name = ixgb_driver_name,
+        .name     = ixgb_driver_name,
         .id_table = ixgb_pci_tbl,
-        .probe = ixgb_probe,
-        .remove = __devexit_p(ixgb_remove),
-        /* Power Managment Hooks */
-        .suspend = NULL,
-        .resume = NULL
+        .probe    = ixgb_probe,
+        .remove   = __devexit_p(ixgb_remove),
 };
 
 MODULE_AUTHOR("Intel Corporation, <linux.nics@intel.com>");
@@ -169,17 +156,12 @@ MODULE_LICENSE("GPL");
 static int __init
 ixgb_init_module(void)
 {
-        int ret;
         printk(KERN_INFO "%s - version %s\n",
                ixgb_driver_string, ixgb_driver_version);
 
         printk(KERN_INFO "%s\n", ixgb_copyright);
 
-        ret = pci_module_init(&ixgb_driver);
-        if(ret >= 0) {
-                register_reboot_notifier(&ixgb_notifier_reboot);
-        }
-        return ret;
+        return pci_module_init(&ixgb_driver);
 }
 
 module_init(ixgb_init_module);
@@ -194,7 +176,6 @@ module_init(ixgb_init_module);
 static void __exit
 ixgb_exit_module(void)
 {
-        unregister_reboot_notifier(&ixgb_notifier_reboot);
         pci_unregister_driver(&ixgb_driver);
 }
 
@@ -2121,54 +2102,6 @@ ixgb_restore_vlan(struct ixgb_adapter *adapter)
         }
 }
 
-/**
- * ixgb_notify_reboot - handles OS notification of reboot event.
- * @param nb notifier block, unused
- * @param event Event being passed to driver to act upon
- * @param p A pointer to our net device
- **/
-static int
-ixgb_notify_reboot(struct notifier_block *nb, unsigned long event, void *p)
-{
-        struct pci_dev *pdev = NULL;
-
-        switch(event) {
-        case SYS_DOWN:
-        case SYS_HALT:
-        case SYS_POWER_OFF:
-                while ((pdev = pci_find_device(PCI_ANY_ID, PCI_ANY_ID, pdev))) {
-                        if (pci_dev_driver(pdev) == &ixgb_driver)
-                                ixgb_suspend(pdev, 3);
-                }
-        }
-        return NOTIFY_DONE;
-}
-
-/**
- * ixgb_suspend - driver suspend function called from notify.
- * @param pdev pci driver structure used for passing to
- * @param state power state to enter 
- **/
-static int
-ixgb_suspend(struct pci_dev *pdev, uint32_t state)
-{
-        struct net_device *netdev = pci_get_drvdata(pdev);
-        struct ixgb_adapter *adapter = netdev->priv;
-
-        netif_device_detach(netdev);
-
-        if(netif_running(netdev))
-                ixgb_down(adapter, TRUE);
-
-        pci_save_state(pdev);
-
-        state = (state > 0) ? 3 : 0;
-        pci_set_power_state(pdev, state);
-        msec_delay(200);
-
-        return 0;
-}
-
 #ifdef CONFIG_NET_POLL_CONTROLLER
 /*
  * Polling 'interrupt' - used by things like netconsole to send skbs