Add cleaned-up xDuoo X3 support

Cleaned up, rebased, and forward-ported from the xvortex fork.

(original credit to vsoftster@gmail.com)

Change-Id: Ibcc023a0271ea81e901450a88317708c2683236d
Signed-off-by: Solomon Peachy <pizza@shaftnet.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/apps/settings.h b/apps/settings.h
index 411675153a..8d8c766d45 100644
--- a/apps/settings.h
+++ b/apps/settings.h
@@ -811,6 +811,10 @@ struct user_settings
     int roll_off;
 #endif
 
+#ifdef AUDIOHW_HAVE_FUNCTIONAL_MODE
+    int func_mode;
+#endif
+
 #ifdef AUDIOHW_HAVE_EQ
     /** Hardware EQ tone controls **/
     struct hw_eq_band