include/sound/ad1843.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright 2003 Vivien Chappelier <vivien.chappelier@linux-mips.org>
   7  * Copyright 2008 Thomas Bogendoerfer <tsbogend@franken.de>
   8  */
   9
  10 #ifndef __SOUND_AD1843_H
  11 #define __SOUND_AD1843_H
  12
  13 struct snd_ad1843 {
  14         void *chip;
  15         int (*read)(void *chip, int reg);
  16         int (*write)(void *chip, int reg, int val);
  17 };
  18
  19 #define AD1843_GAIN_RECLEV 0
  20 #define AD1843_GAIN_LINE   1
  21 #define AD1843_GAIN_LINE_2 2
  22 #define AD1843_GAIN_MIC    3
  23 #define AD1843_GAIN_PCM_0  4
  24 #define AD1843_GAIN_PCM_1  5
  25 #define AD1843_GAIN_SIZE   (AD1843_GAIN_PCM_1+1)
  26
  27 int ad1843_get_gain_max(struct snd_ad1843 *ad1843, int id);
  28 int ad1843_get_gain(struct snd_ad1843 *ad1843, int id);
  29 int ad1843_set_gain(struct snd_ad1843 *ad1843, int id, int newval);
  30 int ad1843_get_recsrc(struct snd_ad1843 *ad1843);
  31 int ad1843_set_recsrc(struct snd_ad1843 *ad1843, int newsrc);
  32 void ad1843_setup_dac(struct snd_ad1843 *ad1843,
  33                       unsigned int id,
  34                       unsigned int framerate,
  35                       snd_pcm_format_t fmt,
  36                       unsigned int channels);
  37 void ad1843_shutdown_dac(struct snd_ad1843 *ad1843,
  38                          unsigned int id);
  39 void ad1843_setup_adc(struct snd_ad1843 *ad1843,
  40                       unsigned int framerate,
  41                       snd_pcm_format_t fmt,
  42                       unsigned int channels);
  43 void ad1843_shutdown_adc(struct snd_ad1843 *ad1843);
  44 int ad1843_init(struct snd_ad1843 *ad1843);
  45
  46 #endif /* __SOUND_AD1843_H */