Blackfin: move internal irq prototypes out of global namespace

These are only used in a few internal Blackfin places, so move the irq
prototypes out of the global header and into the internal irq one.  No
functional changes other than shuffling locales.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/blackfin/include/asm/irq_handler.h b/arch/blackfin/include/asm/irq_handler.h
index 7fbe423..88c35e4 100644
--- a/arch/blackfin/include/asm/irq_handler.h
+++ b/arch/blackfin/include/asm/irq_handler.h
@@ -10,6 +10,11 @@
 #include <linux/types.h>
 #include <linux/linkage.h>
 
+/* init functions only */
+extern int __init init_arch_irq(void);
+extern void init_exception_vectors(void);
+extern void __init program_IAR(void);
+
 /* BASE LEVEL interrupt handler routines */
 asmlinkage void evt_exception(void);
 asmlinkage void trap(void);
@@ -37,4 +42,9 @@
 extern int bfin_request_exception(unsigned int exception, void (*handler)(void));
 extern int bfin_free_exception(unsigned int exception, void (*handler)(void));
 
+extern asmlinkage void lower_to_irq14(void);
+extern asmlinkage void bfin_return_from_exception(void);
+extern asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs);
+extern int bfin_internal_set_wake(unsigned int irq, unsigned int state);
+
 #endif