- struct netdev_private *np = netdev_priv(dev);
-
- unregister_netdev(dev);
- pci_free_consistent(pdev, RX_TOTAL_SIZE, np->rx_ring,
- np->rx_ring_dma);
- pci_free_consistent(pdev, TX_TOTAL_SIZE, np->tx_ring,
- np->tx_ring_dma);
- pci_iounmap(pdev, np->base);
- pci_release_regions(pdev);
- free_netdev(dev);
- pci_set_drvdata(pdev, NULL);
+ struct netdev_private *np = netdev_priv(dev);
+ unregister_netdev(dev);
+ dma_free_coherent(&pdev->dev, RX_TOTAL_SIZE,
+ np->rx_ring, np->rx_ring_dma);
+ dma_free_coherent(&pdev->dev, TX_TOTAL_SIZE,
+ np->tx_ring, np->tx_ring_dma);
+ pci_iounmap(pdev, np->base);
+ pci_release_regions(pdev);
+ free_netdev(dev);
+ pci_set_drvdata(pdev, NULL);
+ }
+}
+
+#ifdef CONFIG_PM
+
+static int sundance_suspend(struct pci_dev *pci_dev, pm_message_t state)
+{
+ struct net_device *dev = pci_get_drvdata(pci_dev);
+
+ if (!netif_running(dev))
+ return 0;
+
+ netdev_close(dev);
+ netif_device_detach(dev);
+
+ pci_save_state(pci_dev);
+ pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
+
+ return 0;
+}
+
+static int sundance_resume(struct pci_dev *pci_dev)
+{
+ struct net_device *dev = pci_get_drvdata(pci_dev);
+ int err = 0;
+
+ if (!netif_running(dev))
+ return 0;
+
+ pci_set_power_state(pci_dev, PCI_D0);
+ pci_restore_state(pci_dev);
+
+ err = netdev_open(dev);
+ if (err) {
+ printk(KERN_ERR "%s: Can't resume interface!\n",
+ dev->name);
+ goto out;