xref: /openbmc/linux/sound/pci/emu10k1/tina2.h (revision a44e4f3a)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  *  Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk>
4  *  Driver tina2 chips
5  *  Version: 0.1
6  */
7 
8 /********************************************************************************************************/
9 /* Audigy2 Tina2 (notebook) pointer-offset register set, accessed through the PTR2 and DATA2 registers  */
10 /********************************************************************************************************/
11 
12 #define TINA2_VOLUME	0x71	/* Attenuate playback volume to prevent distortion. */
13 				/* The windows driver does not use this register,
14 				 * so it must use some other attenuation method.
15 				 * Without this, the output is 12dB too loud,
16 				 * resulting in distortion.
17 				 */
18 
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