openrisc: Get rid of handle_IRQ

The openrisc irqchip driver has been converted to handle_domain_irq,
making it possible to remove the handle_IRQ stub entierely.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>
Link: https://lkml.kernel.org/r/1409047421-27649-27-git-send-email-marc.zyngier@arm.com
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

arch/openrisc/include/asm/irq.h

@@ -24,7 +24,6 @@
 
 #define NO_IRQ		(-1)
 
-void handle_IRQ(unsigned int, struct pt_regs *);
 extern void set_handle_irq(void (*handle_irq)(struct pt_regs *));
 
 #endif /* __ASM_OPENRISC_IRQ_H__ */

arch/openrisc/kernel/irq.c

@@ -48,11 +48,6 @@ void __init set_handle_irq(void (*handle_irq)(struct pt_regs *))
 	handle_arch_irq = handle_irq;
 }
 
-void handle_IRQ(unsigned int irq, struct pt_regs *regs)
-{
-	__handle_domain_irq(NULL, irq, false, regs);
-}
-
 void __irq_entry do_IRQ(struct pt_regs *regs)
 {
 	handle_arch_irq(regs);