1 files changed, 17 insertions, 33 deletions

diff --git a/arch/alpha/kernel/irq_i8259.c b/arch/alpha/kernel/irq_i8259.c
index ebbadbc0c36..e1861c77dab 100644
--- a/arch/alpha/kernel/irq_i8259.c
+++ b/arch/alpha/kernel/irq_i8259.c
@@ -33,10 +33,10 @@ i8259_update_irq_hw(unsigned int irq, unsigned long mask)
 }
 
 inline void
-i8259a_enable_irq(unsigned int irq)
+i8259a_enable_irq(struct irq_data *d)
 {
 	spin_lock(&i8259_irq_lock);
-	i8259_update_irq_hw(irq, cached_irq_mask &= ~(1 << irq));
+	i8259_update_irq_hw(d->irq, cached_irq_mask &= ~(1 << d->irq));
 	spin_unlock(&i8259_irq_lock);
 }
 
@@ -47,16 +47,18 @@ __i8259a_disable_irq(unsigned int irq)
 }
 
 void
-i8259a_disable_irq(unsigned int irq)
+i8259a_disable_irq(struct irq_data *d)
 {
 	spin_lock(&i8259_irq_lock);
-	__i8259a_disable_irq(irq);
+	__i8259a_disable_irq(d->irq);
 	spin_unlock(&i8259_irq_lock);
 }
 
 void
-i8259a_mask_and_ack_irq(unsigned int irq)
+i8259a_mask_and_ack_irq(struct irq_data *d)
 {
+	unsigned int irq = d->irq;
+
 	spin_lock(&i8259_irq_lock);
 	__i8259a_disable_irq(irq);
 
@@ -69,28 +71,11 @@ i8259a_mask_and_ack_irq(unsigned int irq)
 	spin_unlock(&i8259_irq_lock);
 }
 
-unsigned int
-i8259a_startup_irq(unsigned int irq)
-{
-	i8259a_enable_irq(irq);
-	return 0; /* never anything pending */
-}
-
-void
-i8259a_end_irq(unsigned int irq)
-{
-	if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
-		i8259a_enable_irq(irq);
-}
-
-struct hw_interrupt_type i8259a_irq_type = {
-	.typename	= "XT-PIC",
-	.startup	= i8259a_startup_irq,
-	.shutdown	= i8259a_disable_irq,
-	.enable		= i8259a_enable_irq,
-	.disable	= i8259a_disable_irq,
-	.ack		= i8259a_mask_and_ack_irq,
-	.end		= i8259a_end_irq,
+struct irq_chip i8259a_irq_type = {
+	.name		= "XT-PIC",
+	.irq_unmask	= i8259a_enable_irq,
+	.irq_mask	= i8259a_disable_irq,
+	.irq_mask_ack	= i8259a_mask_and_ack_irq,
 };
 
 void __init
@@ -107,8 +92,7 @@ init_i8259a_irqs(void)
 	outb(0xff, 0xA1);	/* mask all of 8259A-2 */
 
 	for (i = 0; i < 16; i++) {
-		irq_desc[i].status = IRQ_DISABLED;
-		irq_desc[i].chip = &i8259a_irq_type;
+		irq_set_chip_and_handler(i, &i8259a_irq_type, handle_level_irq);
 	}
 
 	setup_irq(2, &cascade);
@@ -137,7 +121,7 @@ init_i8259a_irqs(void)
 
 #if defined(IACK_SC)
 void
-isa_device_interrupt(unsigned long vector, struct pt_regs *regs)
+isa_device_interrupt(unsigned long vector)
 {
 	/*
 	 * Generate a PCI interrupt acknowledge cycle.  The PIC will
@@ -147,13 +131,13 @@ isa_device_interrupt(unsigned long vector, struct pt_regs *regs)
 	 */
 	int j = *(vuip) IACK_SC;
 	j &= 0xff;
-	handle_irq(j, regs);
+	handle_irq(j);
 }
 #endif
 
 #if defined(CONFIG_ALPHA_GENERIC) || !defined(IACK_SC)
 void
-isa_no_iack_sc_device_interrupt(unsigned long vector, struct pt_regs *regs)
+isa_no_iack_sc_device_interrupt(unsigned long vector)
 {
 	unsigned long pic;
 
@@ -176,7 +160,7 @@ isa_no_iack_sc_device_interrupt(unsigned long vector, struct pt_regs *regs)
 	while (pic) {
 		int j = ffz(~pic);
 		pic &= pic - 1;
-		handle_irq(j, regs);
+		handle_irq(j);
 	}
 }
 #endif