genirq: Provide compat handling for chip->set_type()

Wrap the old chip function set_type() until the migration is complete
and the old chip functions are removed.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <20100927121842.832261548@linutronix.de>
Reviewed-by: H. Peter Anvin <hpa@zytor.com>
Reviewed-by: Ingo Molnar <mingo@elte.hu>
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index df51792..b7dd02a 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -376,6 +376,11 @@
 	return data->chip->set_affinity(data->irq, dest);
 }
 
+static int compat_irq_set_type(struct irq_data *data, unsigned int type)
+{
+	return data->chip->set_type(data->irq, type);
+}
+
 static void compat_bus_lock(struct irq_data *data)
 {
 	data->chip->bus_lock(data->irq);
@@ -444,6 +449,8 @@
 		chip->irq_eoi = compat_irq_eoi;
 	if (chip->set_affinity)
 		chip->irq_set_affinity = compat_irq_set_affinity;
+	if (chip->set_type)
+		chip->irq_set_type = compat_irq_set_type;
 }
 
 static inline void mask_ack_irq(struct irq_desc *desc)