audio: Make speaker swap on screen rotation optional

Change-Id: I73623629c4418bff8178793d856d8da98b694283
diff --git a/audio/audio_hw.c b/audio/audio_hw.c
index 7d6a193..cd47e14 100644
--- a/audio/audio_hw.c
+++ b/audio/audio_hw.c
@@ -3767,6 +3767,7 @@
             adev->bluetooth_nrec = false;
     }
 
+#if SWAP_SPEAKER_ON_SCREEN_ROTATION
     ret = str_parms_get_int(parms, "rotation", &val);
     if (ret >= 0) {
         bool reverse_speakers = false;
@@ -3800,6 +3801,7 @@
         }
         pthread_mutex_unlock(&adev->lock);
     }
+#endif /* SWAP_SPEAKER_ON_SCREEN_ROTATION */
 
     str_parms_destroy(parms);
 
diff --git a/audio/include/samsung_audio.h b/audio/include/samsung_audio.h
index 6aaf4df..46fe989 100644
--- a/audio/include/samsung_audio.h
+++ b/audio/include/samsung_audio.h
@@ -44,5 +44,11 @@
 #define SOUND_CAPTURE_HOTWORD_DEVICE 0
 */
 
+/*
+ * If the device has stereo speakers and the speakers are arranged on
+ * different sides of the device you can activate this feature by
+ * setting it to 1.
+ */
+#define SWAP_SPEAKER_ON_SCREEN_ROTATION 0
 
 #endif // SAMSUNG_AUDIO_H