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Diffstat (limited to 'sound/pci/emu10k1/tina2.h')
| -rw-r--r-- | sound/pci/emu10k1/tina2.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/sound/pci/emu10k1/tina2.h b/sound/pci/emu10k1/tina2.h new file mode 100644 index 00000000000..5c43abf03e8 --- /dev/null +++ b/sound/pci/emu10k1/tina2.h @@ -0,0 +1,36 @@ +/* + * Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk> + * Driver p16v chips + * Version: 0.21 + * + * + * This code was initally based on code from ALSA's emu10k1x.c which is: + * Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com> + * + * 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. + */ + |