1 files changed, 65 insertions, 0 deletions

diff --git a/firmware/drivers/audio/eros_qn_codec.c b/firmware/drivers/audio/eros_qn_codec.c
new file mode 100644
index 0000000000..21347f5fca
--- /dev/null
+++ b/firmware/drivers/audio/eros_qn_codec.c
@@ -0,0 +1,65 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2021 Andrew Ryabinin, Dana Conrad
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include "system.h"
+#include "eros_qn_codec.h"
+#include "config.h"
+#include "audio.h"
+#include "audiohw.h"
+#include "settings.h"
+#include "pcm_sw_volume.h"
+
+static long int vol_l_hw = 0;
+static long int vol_r_hw = 0;
+
+void pcm5102_set_outputs(void)
+{
+    audiohw_set_volume(vol_l_hw, vol_r_hw);
+}
+
+/* this makes less sense here than it does in the audiohw-*.c file,
+ * but we need access to settings.h */
+void audiohw_set_volume(int vol_l, int vol_r)
+{
+    int l, r;
+
+    vol_l_hw = vol_l;
+    vol_r_hw = vol_r;
+
+    l = vol_l;
+    r = vol_r;
+
+#if (defined(HAVE_HEADPHONE_DETECTION) && defined(HAVE_LINEOUT_DETECTION))
+    /* make sure headphones aren't present - don't want to
+     * blow out our eardrums cranking it to full */
+    if (lineout_inserted() && !headphones_inserted())
+    {
+        l = r = global_settings.volume_limit * 10;
+    }
+    else
+    {
+        l = vol_l;
+        r = vol_r;
+    }
+#endif
+
+    pcm_set_master_volume(l, r);
+}