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70 lines
2.4 KiB
70 lines
2.4 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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#ifndef __SOUND_AK4531_CODEC_H |
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#define __SOUND_AK4531_CODEC_H |
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/* |
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* Copyright (c) by Jaroslav Kysela <[email protected]> |
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* Universal interface for Audio Codec '97 |
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* |
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* For more details look to AC '97 component specification revision 2.1 |
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* by Intel Corporation (http://developer.intel.com). |
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*/ |
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#include <sound/info.h> |
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#include <sound/control.h> |
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/* |
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* ASAHI KASEI - AK4531 codec |
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* - not really AC'97 codec, but it uses very similar interface as AC'97 |
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*/ |
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/* |
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* AK4531 codec registers |
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*/ |
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#define AK4531_LMASTER 0x00 /* master volume left */ |
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#define AK4531_RMASTER 0x01 /* master volume right */ |
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#define AK4531_LVOICE 0x02 /* channel volume left */ |
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#define AK4531_RVOICE 0x03 /* channel volume right */ |
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#define AK4531_LFM 0x04 /* FM volume left */ |
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#define AK4531_RFM 0x05 /* FM volume right */ |
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#define AK4531_LCD 0x06 /* CD volume left */ |
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#define AK4531_RCD 0x07 /* CD volume right */ |
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#define AK4531_LLINE 0x08 /* LINE volume left */ |
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#define AK4531_RLINE 0x09 /* LINE volume right */ |
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#define AK4531_LAUXA 0x0a /* AUXA volume left */ |
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#define AK4531_RAUXA 0x0b /* AUXA volume right */ |
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#define AK4531_MONO1 0x0c /* MONO1 volume left */ |
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#define AK4531_MONO2 0x0d /* MONO1 volume right */ |
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#define AK4531_MIC 0x0e /* MIC volume */ |
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#define AK4531_MONO_OUT 0x0f /* Mono-out volume */ |
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#define AK4531_OUT_SW1 0x10 /* Output mixer switch 1 */ |
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#define AK4531_OUT_SW2 0x11 /* Output mixer switch 2 */ |
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#define AK4531_LIN_SW1 0x12 /* Input left mixer switch 1 */ |
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#define AK4531_RIN_SW1 0x13 /* Input right mixer switch 1 */ |
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#define AK4531_LIN_SW2 0x14 /* Input left mixer switch 2 */ |
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#define AK4531_RIN_SW2 0x15 /* Input right mixer switch 2 */ |
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#define AK4531_RESET 0x16 /* Reset & power down */ |
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#define AK4531_CLOCK 0x17 /* Clock select */ |
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#define AK4531_AD_IN 0x18 /* AD input select */ |
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#define AK4531_MIC_GAIN 0x19 /* MIC amplified gain */ |
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struct snd_ak4531 { |
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void (*write) (struct snd_ak4531 *ak4531, unsigned short reg, |
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unsigned short val); |
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void *private_data; |
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void (*private_free) (struct snd_ak4531 *ak4531); |
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/* --- */ |
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unsigned char regs[0x20]; |
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struct mutex reg_mutex; |
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}; |
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int snd_ak4531_mixer(struct snd_card *card, struct snd_ak4531 *_ak4531, |
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struct snd_ak4531 **rak4531); |
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#ifdef CONFIG_PM |
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void snd_ak4531_suspend(struct snd_ak4531 *ak4531); |
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void snd_ak4531_resume(struct snd_ak4531 *ak4531); |
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#endif |
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#endif /* __SOUND_AK4531_CODEC_H */
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