[SCSI] convert to the new PM framework

This patch (as1397b) converts the SCSI midlayer to use the new PM
callbacks (struct dev_pm_ops).  A new source file, scsi_pm.c, is
created to hold the new callback routines, and the existing
suspend/resume code is moved there.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index 1fbf7c78bba0..dddacc732550 100644
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -144,6 +144,13 @@ static inline void scsi_netlink_init(void) {}
 static inline void scsi_netlink_exit(void) {}
 #endif
 
+/* scsi_pm.c */
+#ifdef CONFIG_PM_OPS
+extern const struct dev_pm_ops scsi_bus_pm_ops;
+#else
+#define scsi_bus_pm_ops         (*NULL)
+#endif
+
 /* 
  * internal scsi timeout functions: for use by mid-layer and transport
  * classes.