[PATCH] powerpc: Add strne2a() to convert a string from EBCDIC to ASCII

Add strne2a() which converts a string from EBCDIC to ASCII.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/include/asm-powerpc/system.h b/include/asm-powerpc/system.h
index 41b7a5b..65f5a7b 100644
--- a/include/asm-powerpc/system.h
+++ b/include/asm-powerpc/system.h
@@ -171,6 +171,8 @@
 
 /* EBCDIC -> ASCII conversion for [0-9A-Z] on iSeries */
 extern unsigned char e2a(unsigned char);
+extern unsigned char* strne2a(unsigned char *dest,
+		const unsigned char *src, size_t n);
 
 struct device_node;
 extern void note_scsi_host(struct device_node *, void *);