sundance: Add power management hooks
This patch to adds support for PM hooks into sundance driver Signed-off-by: Denis Kirjanov <dkirjanov@kernel.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -1757,11 +1757,59 @@ static void __devexit sundance_remove1 (struct pci_dev *pdev)
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}
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}
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}
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}
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#ifdef CONFIG_PM
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static int sundance_suspend(struct pci_dev *pci_dev, pm_message_t state)
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{
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struct net_device *dev = pci_get_drvdata(pci_dev);
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if (!netif_running(dev))
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return 0;
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netdev_close(dev);
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netif_device_detach(dev);
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pci_save_state(pci_dev);
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pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
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return 0;
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}
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static int sundance_resume(struct pci_dev *pci_dev)
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{
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struct net_device *dev = pci_get_drvdata(pci_dev);
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int err = 0;
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if (!netif_running(dev))
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return 0;
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pci_set_power_state(pci_dev, PCI_D0);
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pci_restore_state(pci_dev);
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err = netdev_open(dev);
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if (err) {
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printk(KERN_ERR "%s: Can't resume interface!\n",
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dev->name);
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goto out;
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}
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netif_device_attach(dev);
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out:
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return err;
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}
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#endif /* CONFIG_PM */
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static struct pci_driver sundance_driver = {
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static struct pci_driver sundance_driver = {
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.name = DRV_NAME,
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.name = DRV_NAME,
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.id_table = sundance_pci_tbl,
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.id_table = sundance_pci_tbl,
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.probe = sundance_probe1,
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.probe = sundance_probe1,
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.remove = __devexit_p(sundance_remove1),
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.remove = __devexit_p(sundance_remove1),
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#ifdef CONFIG_PM
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.suspend = sundance_suspend,
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.resume = sundance_resume,
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#endif /* CONFIG_PM */
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};
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};
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static int __init sundance_init(void)
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static int __init sundance_init(void)
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