sound/pci/emu10k1/tina2.h

   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