genirq: Move IRQ_WAKEUP to core

No users outside of core.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/kernel/irq/pm.c b/kernel/irq/pm.c
index d81337f..f39383d 100644
--- a/kernel/irq/pm.c
+++ b/kernel/irq/pm.c
@@ -69,7 +69,7 @@
 	int irq;
 
 	for_each_irq_desc(irq, desc)
-		if ((desc->status & IRQ_WAKEUP) &&
+		if ((desc->istate & IRQS_WAKEUP) &&
 		    (desc->istate & IRQS_PENDING))
 			return -EBUSY;