[ARM] Remove compatibility layer for ARM irqs

set_irq_chipdata -> set_irq_chip_data
get_irq_chipdata -> get_irq_chip_data
do_level_IRQ -> handle_level_irq
do_edge_IRQ -> handle_edge_irq
do_simple_IRQ -> handle_simple_irq
irqdesc -> irq_desc
irqchip -> irq_chip

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c
index 90103ab..8459431 100644
--- a/arch/arm/mach-ebsa110/core.c
+++ b/arch/arm/mach-ebsa110/core.c
@@ -45,7 +45,7 @@
 	__raw_writeb(1 << irq, IRQ_MSET);
 }
 
-static struct irqchip ebsa110_irq_chip = {
+static struct irq_chip ebsa110_irq_chip = {
 	.ack	= ebsa110_mask_irq,
 	.mask	= ebsa110_mask_irq,
 	.unmask = ebsa110_unmask_irq,
@@ -67,7 +67,7 @@
 
 	for (irq = 0; irq < NR_IRQS; irq++) {
 		set_irq_chip(irq, &ebsa110_irq_chip);
-		set_irq_handler(irq, do_level_IRQ);
+		set_irq_handler(irq, handle_level_irq);
 		set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
 	}
 }