ALSA: Convert to new pm_ops for PCI drivers

Straightforward conversion to the new pm_ops from the legacy
suspend/resume ops.

Since we change vx222, vx_core and vxpocket have to be converted,
too.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/oxygen/virtuoso.c b/sound/pci/oxygen/virtuoso.c
index 19962c6..d3b606b 100644
--- a/sound/pci/oxygen/virtuoso.c
+++ b/sound/pci/oxygen/virtuoso.c
@@ -94,8 +94,9 @@
 	.probe = xonar_probe,
 	.remove = __devexit_p(oxygen_pci_remove),
 #ifdef CONFIG_PM
-	.suspend = oxygen_pci_suspend,
-	.resume = oxygen_pci_resume,
+	.driver = {
+		.pm = &oxygen_pci_pm,
+	},
 #endif
 	.shutdown = oxygen_pci_shutdown,
 };