[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/sound/pci/emu10k1/tina2.h b/src/kernel/linux/v4.14/sound/pci/emu10k1/tina2.h
new file mode 100644
index 0000000..f2d8eb6
--- /dev/null
+++ b/src/kernel/linux/v4.14/sound/pci/emu10k1/tina2.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk>
+ * Driver tina2 chips
+ * Version: 0.1
+ *
+ * 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 program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+/********************************************************************************************************/
+/* Audigy2 Tina2 (notebook) pointer-offset register set, accessed through the PTR2 and DATA2 registers */
+/********************************************************************************************************/
+
+#define TINA2_VOLUME 0x71 /* Attenuate playback volume to prevent distortion. */
+ /* The windows driver does not use this register,
+ * so it must use some other attenuation method.
+ * Without this, the output is 12dB too loud,
+ * resulting in distortion.
+ */
+