提交 04c2322b 编写于 作者: A Amit Shah

virtio-pci: S3 support

There's no difference in supporting S3 and S4 for virtio devices: the
vqs have to be re-created as the device has to be assumed to be reset at
restore-time.  Since S4 already handles this situation, we can directly
use the same code and callbacks for S3 support.
Signed-off-by: NAmit Shah <amit.shah@redhat.com>
上级 0517fdd1
......@@ -720,24 +720,6 @@ static void __devexit virtio_pci_remove(struct pci_dev *pci_dev)
}
#ifdef CONFIG_PM
static int virtio_pci_suspend(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
pci_save_state(pci_dev);
pci_set_power_state(pci_dev, PCI_D3hot);
return 0;
}
static int virtio_pci_resume(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
pci_restore_state(pci_dev);
pci_set_power_state(pci_dev, PCI_D0);
return 0;
}
static int virtio_pci_freeze(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
......@@ -786,12 +768,12 @@ static int virtio_pci_restore(struct device *dev)
}
static const struct dev_pm_ops virtio_pci_pm_ops = {
.suspend = virtio_pci_suspend,
.resume = virtio_pci_resume,
.suspend = virtio_pci_freeze,
.resume = virtio_pci_restore,
.freeze = virtio_pci_freeze,
.thaw = virtio_pci_restore,
.restore = virtio_pci_restore,
.poweroff = virtio_pci_suspend,
.poweroff = virtio_pci_freeze,
};
#endif
......
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