mfd: Fold irq_set_chip/irq_set_handler

Use the combined irq_set_chip_and_handler() function
instead. Converted with coccinelle.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
index 06112c8..fc53ce2 100644
--- a/drivers/mfd/tc6393xb.c
+++ b/drivers/mfd/tc6393xb.c
@@ -572,9 +572,8 @@
 	irq_base = tc6393xb->irq_base;
 
 	for (irq = irq_base; irq < irq_base + TC6393XB_NR_IRQS; irq++) {
-		irq_set_chip(irq, &tc6393xb_chip);
+		irq_set_chip_and_handler(irq, &tc6393xb_chip, handle_edge_irq);
 		irq_set_chip_data(irq, tc6393xb);
-		irq_set_handler(irq, handle_edge_irq);
 		set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
 	}