padlock: introduce MBEDTLS_VIA_PADLOCK_HAVE_CODE

Signed-off-by: Pengyu Lv <pengyu.lv@arm.com>
diff --git a/include/mbedtls/padlock.h b/include/mbedtls/padlock.h
index 01069ea..184e183 100644
--- a/include/mbedtls/padlock.h
+++ b/include/mbedtls/padlock.h
@@ -44,9 +44,12 @@
 #endif
 
 /* Some versions of ASan result in errors about not enough registers */
-#if defined(MBEDTLS_HAVE_ASM) && defined(__GNUC__) && defined(__i386__) && \
+#if defined(MBEDTLS_PADLOCK_C) && defined(MBEDTLS_HAVE_ASM) && \
+    defined(__GNUC__) && defined(__i386__) && \
     !defined(MBEDTLS_HAVE_ASAN)
 
+#define MBEDTLS_VIA_PADLOCK_HAVE_CODE
+
 #ifndef MBEDTLS_HAVE_X86
 #define MBEDTLS_HAVE_X86
 #endif
@@ -120,6 +123,6 @@
 }
 #endif
 
-#endif /* HAVE_X86  */
+#endif /* MBEDTLS_VIA_PADLOCK_HAVE_CODE  */
 
 #endif /* padlock.h */