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virtio: drop thaw PM operation

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The thaw operation was used by the balloon driver, but after the last
commit there's no reason to have separate thaw and restore callbacks.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
This commit is contained in:
Amit Shah
2012-03-29 12:50:20 +05:30
parent e47d854e57
commit f38f8387cb
3 changed files with 1 additions and 34 deletions
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28
drivers/virtio/virtio_pci.c
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@@ -773,32 +773,6 @@ static int restore_common(struct device *dev)
return ret;
}
static int virtio_pci_thaw(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
struct virtio_pci_device *vp_dev = pci_get_drvdata(pci_dev);
struct virtio_driver *drv;
int ret;
ret = restore_common(dev);
if (ret)
return ret;
drv = container_of(vp_dev->vdev.dev.driver,
struct virtio_driver, driver);
if (drv && drv->thaw)
ret = drv->thaw(&vp_dev->vdev);
else if (drv && drv->restore)
ret = drv->restore(&vp_dev->vdev);
/* Finally, tell the device we're all set */
if (!ret)
vp_set_status(&vp_dev->vdev, vp_dev->saved_status);
return ret;
}
static int virtio_pci_restore(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
@@ -824,7 +798,7 @@ static const struct dev_pm_ops virtio_pci_pm_ops = {
.suspend = virtio_pci_suspend,
.resume = virtio_pci_resume,
.freeze = virtio_pci_freeze,
.thaw = virtio_pci_thaw,
.thaw = virtio_pci_restore,
.restore = virtio_pci_restore,
.poweroff = virtio_pci_suspend,
};