| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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| 2 | /* |
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| 3 | * Driver for Digigram pcxhr compatible soundcards |
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| 4 | * |
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| 5 | * low level interface with interrupt ans message handling |
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| 6 | * |
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| 7 | * Copyright (c) 2004 by Digigram <alsa@digigram.com> |
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| 8 | */ |
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| 9 | |
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| 10 | #ifndef __SOUND_PCXHR_MIX22_H |
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| 11 | #define __SOUND_PCXHR_MIX22_H |
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| 12 | |
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| 13 | struct pcxhr_mgr; |
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| 14 | |
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| 15 | int hr222_sub_init(struct pcxhr_mgr *mgr); |
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| 16 | int hr222_sub_set_clock(struct pcxhr_mgr *mgr, unsigned int rate, |
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| 17 | int *changed); |
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| 18 | int hr222_get_external_clock(struct pcxhr_mgr *mgr, |
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| 19 | enum pcxhr_clock_type clock_type, |
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| 20 | int *sample_rate); |
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| 21 | |
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| 22 | int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value); |
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| 23 | int hr222_write_gpo(struct pcxhr_mgr *mgr, int value); |
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| 24 | int hr222_manage_timecode(struct pcxhr_mgr *mgr, int enable); |
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| 25 | |
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| 26 | #define HR222_LINE_PLAYBACK_LEVEL_MIN 0 /* -25.5 dB */ |
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| 27 | #define HR222_LINE_PLAYBACK_ZERO_LEVEL 51 /* 0.0 dB */ |
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| 28 | #define HR222_LINE_PLAYBACK_LEVEL_MAX 99 /* +24.0 dB */ |
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| 29 | |
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| 30 | #define HR222_LINE_CAPTURE_LEVEL_MIN 0 /* -111.5 dB */ |
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| 31 | #define HR222_LINE_CAPTURE_ZERO_LEVEL 223 /* 0.0 dB */ |
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| 32 | #define HR222_LINE_CAPTURE_LEVEL_MAX 255 /* +16 dB */ |
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| 33 | #define HR222_MICRO_CAPTURE_LEVEL_MIN 0 /* -98.5 dB */ |
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| 34 | #define HR222_MICRO_CAPTURE_LEVEL_MAX 210 /* +6.5 dB */ |
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| 35 | |
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| 36 | int hr222_update_analog_audio_level(struct snd_pcxhr *chip, |
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| 37 | int is_capture, |
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| 38 | int channel); |
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| 39 | int hr222_set_audio_source(struct snd_pcxhr *chip); |
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| 40 | int hr222_iec958_capture_byte(struct snd_pcxhr *chip, int aes_idx, |
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| 41 | unsigned char *aes_bits); |
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| 42 | int hr222_iec958_update_byte(struct snd_pcxhr *chip, int aes_idx, |
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| 43 | unsigned char aes_bits); |
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| 44 | |
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| 45 | int hr222_add_mic_controls(struct snd_pcxhr *chip); |
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| 46 | |
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| 47 | #endif /* __SOUND_PCXHR_MIX22_H */ |
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| 48 | |
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