irqchip: mxs: Convert to handle_domain_irq

Use the new handle_domain_irq method to handle interrupts.
Signed-off-by: NMarc Zyngier <marc.zyngier@arm.com>
Acked-by: NShawn Guo <shawn.guo@freescale.com>
Link: https://lkml.kernel.org/r/1409047421-27649-10-git-send-email-marc.zyngier@arm.comSigned-off-by: NJason Cooper <jason@lakedaemon.net>

drivers/irqchip/irq-mxs.c

@@ -78,8 +78,7 @@ asmlinkage void __exception_irq_entry icoll_handle_irq(struct pt_regs *regs)
 
 	irqnr = __raw_readl(icoll_base + HW_ICOLL_STAT_OFFSET);
 	__raw_writel(irqnr, icoll_base + HW_ICOLL_VECTOR);
-	irqnr = irq_find_mapping(icoll_domain, irqnr);
-	handle_IRQ(irqnr, regs);
+	handle_domain_irq(icoll_domain, irqnr, regs);
 }
 
 static int icoll_irq_domain_map(struct irq_domain *d, unsigned int virq,