1 files changed, 9 insertions, 26 deletions

diff --git a/arch/alpha/kernel/sys_mikasa.c b/arch/alpha/kernel/sys_mikasa.c
index ee8865169811..cf7f43dd3147 100644
--- a/arch/alpha/kernel/sys_mikasa.c
+++ b/arch/alpha/kernel/sys_mikasa.c
@@ -43,39 +43,22 @@ mikasa_update_irq_hw(int mask)
 }
 
 static inline void
-mikasa_enable_irq(unsigned int irq)
+mikasa_enable_irq(struct irq_data *d)
 {
-	mikasa_update_irq_hw(cached_irq_mask |= 1 << (irq - 16));
+	mikasa_update_irq_hw(cached_irq_mask |= 1 << (d->irq - 16));
 }
 
 static void
-mikasa_disable_irq(unsigned int irq)
+mikasa_disable_irq(struct irq_data *d)
 {
-	mikasa_update_irq_hw(cached_irq_mask &= ~(1 << (irq - 16)));
-}
-
-static unsigned int
-mikasa_startup_irq(unsigned int irq)
-{
-	mikasa_enable_irq(irq);
-	return 0;
-}
-
-static void
-mikasa_end_irq(unsigned int irq)
-{
-	if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-		mikasa_enable_irq(irq);
+	mikasa_update_irq_hw(cached_irq_mask &= ~(1 << (d->irq - 16)));
 }
 
 static struct irq_chip mikasa_irq_type = {
 	.name		= "MIKASA",
-	.startup	= mikasa_startup_irq,
-	.shutdown	= mikasa_disable_irq,
-	.enable		= mikasa_enable_irq,
-	.disable	= mikasa_disable_irq,
-	.ack		= mikasa_disable_irq,
-	.end		= mikasa_end_irq,
+	.irq_unmask	= mikasa_enable_irq,
+	.irq_mask	= mikasa_disable_irq,
+	.irq_mask_ack	= mikasa_disable_irq,
 };
 
 static void 
@@ -115,8 +98,8 @@ mikasa_init_irq(void)
 	mikasa_update_irq_hw(0);
 
 	for (i = 16; i < 32; ++i) {
-		irq_desc[i].status = IRQ_DISABLED | IRQ_LEVEL;
-		irq_desc[i].chip = &mikasa_irq_type;
+		set_irq_chip_and_handler(i, &mikasa_irq_type, handle_level_irq);
+		irq_set_status_flags(i, IRQ_LEVEL);
 	}
 
 	init_i8259a_irqs();