[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-netx/generic.c b/arch/arm/mach-netx/generic.c
index edbbbdc..b9ca8f9 100644
--- a/arch/arm/mach-netx/generic.c
+++ b/arch/arm/mach-netx/generic.c
@@ -69,7 +69,7 @@
 #endif
 
 static void
-netx_hif_demux_handler(unsigned int irq_unused, struct irqdesc *desc)
+netx_hif_demux_handler(unsigned int irq_unused, struct irq_desc *desc)
 {
 	unsigned int irq = NETX_IRQ_HIF_CHAINED(0);
 	unsigned int stat;
@@ -160,7 +160,7 @@
 	DEBUG_IRQ("%s: irq %d\n", __FUNCTION__, _irq);
 }
 
-static struct irqchip netx_hif_chip = {
+static struct irq_chip netx_hif_chip = {
 	.ack = netx_hif_ack_irq,
 	.mask = netx_hif_mask_irq,
 	.unmask = netx_hif_unmask_irq,
@@ -175,7 +175,7 @@
 
 	for (irq = NETX_IRQ_HIF_CHAINED(0); irq <= NETX_IRQ_HIF_LAST; irq++) {
 		set_irq_chip(irq, &netx_hif_chip);
-		set_irq_handler(irq, do_level_IRQ);
+		set_irq_handler(irq, handle_level_irq);
 		set_irq_flags(irq, IRQF_VALID);
 	}