On Sat, 9 May 2015, Stefan Agner wrote:

-	irq_chip_unmask_parent(data);
+	if (parent->chip->irq_enable)
+		parent->chip->irq_enable(parent);
+	else
+		parent->chip->irq_unmask(parent);

Why are you not creating irq_chip_enable_parent() which would have
been the proper function anyway?

Thanks,

	tglx