1 files changed, 18 insertions, 21 deletions

diff --git a/arch/mips/lasat/interrupt.c b/arch/mips/lasat/interrupt.c
index cfeab669782..d608b6ef0ed 100644
--- a/arch/mips/lasat/interrupt.c
+++ b/arch/mips/lasat/interrupt.c
@@ -22,8 +22,8 @@
 #include <linux/interrupt.h>
 #include <linux/irq.h>
 
-#include <asm/bootinfo.h>
 #include <asm/irq_cpu.h>
+#include <asm/lasat/lasat.h>
 #include <asm/lasat/lasatint.h>
 
 #include <irq.h>
@@ -32,22 +32,24 @@ static volatile int *lasat_int_status;
 static volatile int *lasat_int_mask;
 static volatile int lasat_int_mask_shift;
 
-void disable_lasat_irq(unsigned int irq_nr)
+void disable_lasat_irq(struct irq_data *d)
 {
+	unsigned int irq_nr = d->irq - LASAT_IRQ_BASE;
+
 	*lasat_int_mask &= ~(1 << irq_nr) << lasat_int_mask_shift;
 }
 
-void enable_lasat_irq(unsigned int irq_nr)
+void enable_lasat_irq(struct irq_data *d)
 {
+	unsigned int irq_nr = d->irq - LASAT_IRQ_BASE;
+
 	*lasat_int_mask |= (1 << irq_nr) << lasat_int_mask_shift;
 }
 
 static struct irq_chip lasat_irq_type = {
 	.name = "Lasat",
-	.ack = disable_lasat_irq,
-	.mask = disable_lasat_irq,
-	.mask_ack = disable_lasat_irq,
-	.unmask = enable_lasat_irq,
+	.irq_mask = disable_lasat_irq,
+	.irq_unmask = enable_lasat_irq,
 };
 
 static inline int ls1bit32(unsigned int x)
@@ -102,37 +104,32 @@ asmlinkage void plat_irq_dispatch(void)
 
 static struct irqaction cascade = {
 	.handler	= no_action,
-	.mask		= CPU_MASK_NONE,
 	.name		= "cascade",
+	.flags		= IRQF_NO_THREAD,
 };
 
 void __init arch_init_irq(void)
 {
 	int i;
 
-	switch (mips_machtype) {
-	case MACH_LASAT_100:
-		lasat_int_status = (void *)LASAT_INT_STATUS_REG_100;
-		lasat_int_mask = (void *)LASAT_INT_MASK_REG_100;
-		lasat_int_mask_shift = LASATINT_MASK_SHIFT_100;
-		get_int_status = get_int_status_100;
-		*lasat_int_mask = 0;
-		break;
-	case MACH_LASAT_200:
+	if (IS_LASAT_200()) {
 		lasat_int_status = (void *)LASAT_INT_STATUS_REG_200;
 		lasat_int_mask = (void *)LASAT_INT_MASK_REG_200;
 		lasat_int_mask_shift = LASATINT_MASK_SHIFT_200;
 		get_int_status = get_int_status_200;
 		*lasat_int_mask &= 0xffff;
-		break;
-	default:
-		panic("arch_init_irq: mips_machtype incorrect");
+	} else {
+		lasat_int_status = (void *)LASAT_INT_STATUS_REG_100;
+		lasat_int_mask = (void *)LASAT_INT_MASK_REG_100;
+		lasat_int_mask_shift = LASATINT_MASK_SHIFT_100;
+		get_int_status = get_int_status_100;
+		*lasat_int_mask = 0;
 	}
 
 	mips_cpu_irq_init();
 
 	for (i = LASAT_IRQ_BASE; i <= LASAT_IRQ_END; i++)
-		set_irq_chip_and_handler(i, &lasat_irq_type, handle_level_irq);
+		irq_set_chip_and_handler(i, &lasat_irq_type, handle_level_irq);
 
 	setup_irq(LASAT_CASCADE_IRQ, &cascade);
 }