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/include/sound/vx_core.h b/include/sound/vx_core.h
index 5456343..4f67c76 100644
--- a/include/sound/vx_core.h
+++ b/include/sound/vx_core.h
@@ -341,7 +341,7 @@
 /*
  * PM
  */
-int snd_vx_suspend(struct vx_core *card, pm_message_t state);
+int snd_vx_suspend(struct vx_core *card);
 int snd_vx_resume(struct vx_core *card);
 
 /*