LXR linux/include/sound/ak4531

   1#ifndef __SOUND_AK4531_CODEC_H
   2#define __SOUND_AK4531_CODEC_H
   3
   4/*
   5 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   6 *  Universal interface for Audio Codec '97
   7 *
   8 *  For more details look to AC '97 component specification revision 2.1
   9 *  by Intel Corporation (http://developer.intel.com).
  10 *
  11 *
  12 *   This program is free software; you can redistribute it and/or modify
  13 *   it under the terms of the GNU General Public License as published by
  14 *   the Free Software Foundation; either version 2 of the License, or
  15 *   (at your option) any later version.
  16 *
  17 *   This program is distributed in the hope that it will be useful,
  18 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 *   GNU General Public License for more details.
  21 *
  22 *   You should have received a copy of the GNU General Public License
  23 *   along with this program; if not, write to the Free Software
  24 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  25 *
  26 */
  27
  28#include <sound/info.h>
  29#include <sound/control.h>
  30
  31/*
  32 *  ASAHI KASEI - AK4531 codec
  33 *  - not really AC'97 codec, but it uses very similar interface as AC'97
  34 */
  35
  36/*
  37 *  AK4531 codec registers
  38 */
  39
  40#define AK4531_LMASTER  0x00    /* master volume left */
  41#define AK4531_RMASTER  0x01    /* master volume right */
  42#define AK4531_LVOICE   0x02    /* channel volume left */
  43#define AK4531_RVOICE   0x03    /* channel volume right */
  44#define AK4531_LFM      0x04    /* FM volume left */
  45#define AK4531_RFM      0x05    /* FM volume right */
  46#define AK4531_LCD      0x06    /* CD volume left */
  47#define AK4531_RCD      0x07    /* CD volume right */
  48#define AK4531_LLINE    0x08    /* LINE volume left */
  49#define AK4531_RLINE    0x09    /* LINE volume right */
  50#define AK4531_LAUXA    0x0a    /* AUXA volume left */
  51#define AK4531_RAUXA    0x0b    /* AUXA volume right */
  52#define AK4531_MONO1    0x0c    /* MONO1 volume left */
  53#define AK4531_MONO2    0x0d    /* MONO1 volume right */
  54#define AK4531_MIC      0x0e    /* MIC volume */
  55#define AK4531_MONO_OUT 0x0f    /* Mono-out volume */
  56#define AK4531_OUT_SW1  0x10    /* Output mixer switch 1 */
  57#define AK4531_OUT_SW2  0x11    /* Output mixer switch 2 */
  58#define AK4531_LIN_SW1  0x12    /* Input left mixer switch 1 */
  59#define AK4531_RIN_SW1  0x13    /* Input right mixer switch 1 */
  60#define AK4531_LIN_SW2  0x14    /* Input left mixer switch 2 */
  61#define AK4531_RIN_SW2  0x15    /* Input right mixer switch 2 */
  62#define AK4531_RESET    0x16    /* Reset & power down */
  63#define AK4531_CLOCK    0x17    /* Clock select */
  64#define AK4531_AD_IN    0x18    /* AD input select */
  65#define AK4531_MIC_GAIN 0x19    /* MIC amplified gain */
  66
  67struct snd_ak4531 {
  68        void (*write) (struct snd_ak4531 *ak4531, unsigned short reg,
  69                       unsigned short val);
  70        void *private_data;
  71        void (*private_free) (struct snd_ak4531 *ak4531);
  72        /* --- */
  73        unsigned char regs[0x20];
  74        struct mutex reg_mutex;
  75};
  76
  77int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531,
  78                     struct snd_ak4531 **rak4531);
  79
  80#ifdef CONFIG_PM
  81void snd_ak4531_suspend(struct snd_ak4531 *ak4531);
  82void snd_ak4531_resume(struct snd_ak4531 *ak4531);
  83#endif
  84
  85#endif /* __SOUND_AK4531_CODEC_H */
  86