virtio: pci: switch to new PM API

The older PM API doesn't have a way to get notifications on hibernate
events.  Switch to the newer one that gives us those notifications.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 688b42d..7f9ac1a 100644 (file)
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -716,19 +716,28 @@ static void __devexit virtio_pci_remove(struct pci_dev *pci_dev)
 }
 
 #ifdef CONFIG_PM
-static int virtio_pci_suspend(struct pci_dev *pci_dev, pm_message_t state)
+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 pci_dev *pci_dev)
+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 const struct dev_pm_ops virtio_pci_pm_ops = {
+       .suspend = virtio_pci_suspend,
+       .resume  = virtio_pci_resume,
+};
 #endif
 
 static struct pci_driver virtio_pci_driver = {
@@ -737,8 +746,7 @@ static struct pci_driver virtio_pci_driver = {
        .probe          = virtio_pci_probe,
        .remove         = __devexit_p(virtio_pci_remove),
 #ifdef CONFIG_PM
-       .suspend        = virtio_pci_suspend,
-       .resume         = virtio_pci_resume,
+       .driver.pm      = &virtio_pci_pm_ops,
 #endif
 };