Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] Architecture: [ i386 ]
  1 /*
  2  *  Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk>
  3  *  Driver tina2 chips
  4  *  Version: 0.1
  5  *
  6  *   This program is free software; you can redistribute it and/or modify
  7  *   it under the terms of the GNU General Public License as published by
  8  *   the Free Software Foundation; either version 2 of the License, or
  9  *   (at your option) any later version.
 10  *
 11  *   This program is distributed in the hope that it will be useful,
 12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 14  *   GNU General Public License for more details.
 15  *
 16  *   You should have received a copy of the GNU General Public License
 17  *   along with this program; if not, write to the Free Software
 18  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 19  *
 20  */
 21 
 22 /********************************************************************************************************/
 23 /* Audigy2 Tina2 (notebook) pointer-offset register set, accessed through the PTR2 and DATA2 registers  */
 24 /********************************************************************************************************/
 25 
 26 #define TINA2_VOLUME    0x71    /* Attenuate playback volume to prevent distortion. */
 27                                 /* The windows driver does not use this register,
 28                                  * so it must use some other attenuation method.
 29                                  * Without this, the output is 12dB too loud,
 30                                  * resulting in distortion.
 31                                  */
 32 
 33 
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