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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/include/sound/ad1843.h
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/*

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 * This file is subject to the terms and conditions of the GNU General Public

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 * License.  See the file "COPYING" in the main directory of this archive

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 * for more details.

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 *

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 * Copyright 2003 Vivien Chappelier <[email protected]>

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 * Copyright 2008 Thomas Bogendoerfer <[email protected]>

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 */

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#ifndef __SOUND_AD1843_H

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#define __SOUND_AD1843_H

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struct snd_ad1843 {

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	void *chip;

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	int (*read)(void *chip, int reg);

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	int (*write)(void *chip, int reg, int val);

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};

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#define AD1843_GAIN_RECLEV 0

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#define AD1843_GAIN_LINE   1

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#define AD1843_GAIN_LINE_2 2

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#define AD1843_GAIN_MIC    3

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#define AD1843_GAIN_PCM_0  4

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#define AD1843_GAIN_PCM_1  5

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#define AD1843_GAIN_SIZE   (AD1843_GAIN_PCM_1+1)

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int ad1843_get_gain_max(struct snd_ad1843 *ad1843, int id);

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int ad1843_get_gain(struct snd_ad1843 *ad1843, int id);

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int ad1843_set_gain(struct snd_ad1843 *ad1843, int id, int newval);

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int ad1843_get_recsrc(struct snd_ad1843 *ad1843);

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int ad1843_set_recsrc(struct snd_ad1843 *ad1843, int newsrc);

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void ad1843_setup_dac(struct snd_ad1843 *ad1843,

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		      unsigned int id,

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		      unsigned int framerate,

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		      snd_pcm_format_t fmt,

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		      unsigned int channels);

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void ad1843_shutdown_dac(struct snd_ad1843 *ad1843,

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			 unsigned int id);

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void ad1843_setup_adc(struct snd_ad1843 *ad1843,

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		      unsigned int framerate,

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		      snd_pcm_format_t fmt,

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		      unsigned int channels);

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void ad1843_shutdown_adc(struct snd_ad1843 *ad1843);

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int ad1843_init(struct snd_ad1843 *ad1843);

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#endif /* __SOUND_AD1843_H */

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