1 /* 2 * Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk> 3 * Driver p16v chips 4 * Version: 0.21 5 * 6 * 7 * This code was initally based on code from ALSA's emu10k1x.c which is: 8 * Copyright (c) by Francisco Moraes <fmoraes@nc.rr.com> 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License as published by 12 * the Free Software Foundation; either version 2 of the License, or 13 * (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 23 * 24 */ 25 26 /********************************************************************************************************/ 27 /* Audigy2 Tina2 (notebook) pointer-offset register set, accessed through the PTR2 and DATA2 registers */ 28 /********************************************************************************************************/ 29 30 #define TINA2_VOLUME 0x71 /* Attenuate playback volume to prevent distortion. */ 31 /* The windows driver does not use this register, 32 * so it must use some other attenuation method. 33 * Without this, the output is 12dB too loud, 34 * resulting in distortion. 35 */ 36 37