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linux-next/sound/pci/emu10k1/tina2.h
James Courtier-Dutton 21fdddea8e [ALSA] emu10k1: Add support for Audigy4 (not Pro)
Signed-off-by: James Courtier-Dutton <James@superbug.co.uk>
2006-06-22 21:32:37 +02:00

33 lines
1.4 KiB
C

/*
* 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.
*/