staging: csr: remove csr_utf16.c

Only one function was being used in the file, so move it to where it was
being called and delete the rest of the file, and csr_unicode.h as it's
no longer needed as well.

Cc: Mikko Virkkilä <mikko.virkkila@bluegiga.com>
Cc: Lauri Hintsala <Lauri.Hintsala@bluegiga.com>
Cc: Riku Mettälä <riku.mettala@bluegiga.com>
Cc: Veli-Pekka Peltola <veli-pekka.peltola@bluegiga.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/csr/Makefile

@@ -71,6 +71,5 @@ csr_helper-y :=	csr_time.o			\
 		csr_framework_ext.o		\
 		csr_wifi_serialize_primitive_types.o	\
 		csr_serialize_primitive_types.o	\
-		csr_utf16.o			\
 		csr_msgconv.o			\
 		csr_panic.o

drivers/staging/csr/csr_msgconv.h

@@ -14,7 +14,6 @@
 #include <linux/types.h>
 #include "csr_prim_defs.h"
 #include "csr_sched.h"
-#include "csr_unicode.h"
 
 #ifdef __cplusplus
 extern "C" {

drivers/staging/csr/csr_serialize_primitive_types.c

@@ -15,6 +15,34 @@
 #include "csr_macro.h"
 #include "csr_lib.h"
 
+/********************************************************************************
+*
+*   Name:           CsrUtf16StrLen
+*
+*   Description:    The function returns the number of 16 bit elements present
+*                   in the 0-terminated string.
+*
+*   Input:          0-terminated string of 16 bit unicoded characters.
+*
+*   Output:         The number of 16 bit elements in the string.
+*
+*********************************************************************************/
+static u32 CsrUtf16StrLen(const u16 *unicodeString)
+{
+    u32 length;
+
+    length = 0;
+    if (unicodeString != NULL)
+    {
+        while (*unicodeString)
+        {
+            length++;
+            unicodeString++;
+        }
+    }
+    return length;
+}
+
 void CsrUint8Des(u8 *value, u8 *buffer, size_t *offset)
 {
     *value = buffer[*offset];