Current File : //usr/src/kernels/3.10.0-957.21.3.el7.centos.plus.x86_64/include/sound/ad1843.h
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright 2003 Vivien Chappelier <vivien.chappelier@linux-mips.org>
* Copyright 2008 Thomas Bogendoerfer <tsbogend@franken.de>
*/
#ifndef __SOUND_AD1843_H
#define __SOUND_AD1843_H
struct snd_ad1843 {
void *chip;
int (*read)(void *chip, int reg);
int (*write)(void *chip, int reg, int val);
};
#define AD1843_GAIN_RECLEV 0
#define AD1843_GAIN_LINE 1
#define AD1843_GAIN_LINE_2 2
#define AD1843_GAIN_MIC 3
#define AD1843_GAIN_PCM_0 4
#define AD1843_GAIN_PCM_1 5
#define AD1843_GAIN_SIZE (AD1843_GAIN_PCM_1+1)
int ad1843_get_gain_max(struct snd_ad1843 *ad1843, int id);
int ad1843_get_gain(struct snd_ad1843 *ad1843, int id);
int ad1843_set_gain(struct snd_ad1843 *ad1843, int id, int newval);
int ad1843_get_recsrc(struct snd_ad1843 *ad1843);
int ad1843_set_recsrc(struct snd_ad1843 *ad1843, int newsrc);
void ad1843_setup_dac(struct snd_ad1843 *ad1843,
unsigned int id,
unsigned int framerate,
snd_pcm_format_t fmt,
unsigned int channels);
void ad1843_shutdown_dac(struct snd_ad1843 *ad1843,
unsigned int id);
void ad1843_setup_adc(struct snd_ad1843 *ad1843,
unsigned int framerate,
snd_pcm_format_t fmt,
unsigned int channels);
void ad1843_shutdown_adc(struct snd_ad1843 *ad1843);
int ad1843_init(struct snd_ad1843 *ad1843);
#endif /* __SOUND_AD1843_H */
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