diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h
index f75a5fc64d2e64c8eb117c3faacb0c35f804b919..b7e034b0a6ddbd4bb9d491106e08b791ef3fac22 100644
--- a/arch/powerpc/include/asm/hw_irq.h
+++ b/arch/powerpc/include/asm/hw_irq.h
@@ -129,7 +129,7 @@ static inline int irqs_disabled_flags(unsigned long flags)
  * interrupt-retrigger: should we handle this via lost interrupts and IPIs
  * or should we not care like we do now ? --BenH.
  */
-struct hw_interrupt_type;
+struct irq_chip;
 
 #endif	/* __KERNEL__ */
 #endif	/* _ASM_POWERPC_HW_IRQ_H */
diff --git a/arch/powerpc/platforms/powermac/pic.h b/arch/powerpc/platforms/powermac/pic.h
index c44c89f5e532177fb005a3a647bb0dd5574f33c5..d622a8345aaa2029375e7a2fcebfac25797e43c5 100644
--- a/arch/powerpc/platforms/powermac/pic.h
+++ b/arch/powerpc/platforms/powermac/pic.h
@@ -3,7 +3,7 @@
 
 #include <linux/irq.h>
 
-extern struct hw_interrupt_type pmac_pic;
+extern struct irq_chip pmac_pic;
 
 extern void pmac_pic_init(void);
 extern int pmac_get_irq(void);