[SCSI] SCSI: remove dev->power.power_state from mesh driver

power.power_state is scheduled for removal.  This patch (as1055)
removes all uses of that field from the SCSI mesh driver.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Paul Mackerras <paulus@au.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/mesh.c b/drivers/scsi/mesh.c
index fd63b06..11aa917 100644
--- a/drivers/scsi/mesh.c
+++ b/drivers/scsi/mesh.c
@@ -1765,7 +1765,7 @@
 	default:
 		return 0;
 	}
-	if (mesg.event == mdev->ofdev.dev.power.power_state.event)
+	if (ms->phase == sleeping)
 		return 0;
 
 	scsi_block_requests(ms->host);
@@ -1780,8 +1780,6 @@
 	disable_irq(ms->meshintr);
 	set_mesh_power(ms, 0);
 
-	mdev->ofdev.dev.power.power_state = mesg;
-
 	return 0;
 }
 
@@ -1790,7 +1788,7 @@
 	struct mesh_state *ms = (struct mesh_state *)macio_get_drvdata(mdev);
 	unsigned long flags;
 
-	if (mdev->ofdev.dev.power.power_state.event == PM_EVENT_ON)
+	if (ms->phase != sleeping)
 		return 0;
 
 	set_mesh_power(ms, 1);
@@ -1801,8 +1799,6 @@
 	enable_irq(ms->meshintr);
 	scsi_unblock_requests(ms->host);
 
-	mdev->ofdev.dev.power.power_state.event = PM_EVENT_ON;
-
 	return 0;
 }