[POWERPC] Fix up after irq changes

Remove struct pt_regs * from all handlers.
Also remove the regs argument from get_irq() functions.
Compile tested with arch/powerpc/config/* and
arch/ppc/configs/prep_defconfig

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/include/asm-powerpc/ipic.h b/include/asm-powerpc/ipic.h
index 1ce09a3..9fbb034 100644
--- a/include/asm-powerpc/ipic.h
+++ b/include/asm-powerpc/ipic.h
@@ -79,12 +79,12 @@
 
 #ifdef CONFIG_PPC_MERGE
 extern void ipic_init(struct device_node *node, unsigned int flags);
-extern unsigned int ipic_get_irq(struct pt_regs *regs);
+extern unsigned int ipic_get_irq(void);
 #else
 extern void ipic_init(phys_addr_t phys_addr, unsigned int flags,
 		unsigned int irq_offset,
 		unsigned char *senses, unsigned int senses_count);
-extern int ipic_get_irq(struct pt_regs *regs);
+extern int ipic_get_irq(void);
 #endif
 
 #endif /* __ASM_IPIC_H__ */