[ARM] Change irq_chip wake/type methods to set_wake/set_type

This is part of Thomas Gleixner's generic IRQ patch, which converts
ARM to use the generic IRQ subsystem.  Here, we rename two of the
irq_chip methods - wake becomes set_wake, and type becomes set_type.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-ixp2000/core.c b/arch/arm/mach-ixp2000/core.c
index 45b1865..594b4c4 100644
--- a/arch/arm/mach-ixp2000/core.c
+++ b/arch/arm/mach-ixp2000/core.c
@@ -380,10 +380,10 @@
 }
 
 static struct irqchip ixp2000_GPIO_irq_chip = {
-	.type	= ixp2000_GPIO_irq_type,
-	.ack	= ixp2000_GPIO_irq_mask_ack,
-	.mask	= ixp2000_GPIO_irq_mask,
-	.unmask	= ixp2000_GPIO_irq_unmask
+	.ack		= ixp2000_GPIO_irq_mask_ack,
+	.mask		= ixp2000_GPIO_irq_mask,
+	.unmask		= ixp2000_GPIO_irq_unmask
+	.set_type	= ixp2000_GPIO_irq_type,
 };
 
 static void ixp2000_pci_irq_mask(unsigned int irq)