powerpc: Convert to new irq_* function names

Scripted with coccinelle.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/powerpc/platforms/embedded6xx/flipper-pic.c b/arch/powerpc/platforms/embedded6xx/flipper-pic.c
index 9d6c3ab..12aa62b 100644
--- a/arch/powerpc/platforms/embedded6xx/flipper-pic.c
+++ b/arch/powerpc/platforms/embedded6xx/flipper-pic.c
@@ -101,16 +101,16 @@
 static int flipper_pic_map(struct irq_host *h, unsigned int virq,
 			   irq_hw_number_t hwirq)
 {
-	set_irq_chip_data(virq, h->host_data);
+	irq_set_chip_data(virq, h->host_data);
 	irq_set_status_flags(virq, IRQ_LEVEL);
-	set_irq_chip_and_handler(virq, &flipper_pic, handle_level_irq);
+	irq_set_chip_and_handler(virq, &flipper_pic, handle_level_irq);
 	return 0;
 }
 
 static void flipper_pic_unmap(struct irq_host *h, unsigned int irq)
 {
-	set_irq_chip_data(irq, NULL);
-	set_irq_chip(irq, NULL);
+	irq_set_chip_data(irq, NULL);
+	irq_set_chip(irq, NULL);
 }
 
 static int flipper_pic_match(struct irq_host *h, struct device_node *np)