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- /* SPDX-License-Identifier: GPL-2.0-or-later */
- /*
- * Driver for Digigram pcxhr compatible soundcards
- *
- * low level interface with interrupt ans message handling
- *
- * Copyright (c) 2004 by Digigram <[email protected]>
- */
- #ifndef __SOUND_PCXHR_MIX22_H
- #define __SOUND_PCXHR_MIX22_H
- struct pcxhr_mgr;
- int hr222_sub_init(struct pcxhr_mgr *mgr);
- int hr222_sub_set_clock(struct pcxhr_mgr *mgr, unsigned int rate,
- int *changed);
- int hr222_get_external_clock(struct pcxhr_mgr *mgr,
- enum pcxhr_clock_type clock_type,
- int *sample_rate);
- int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value);
- int hr222_write_gpo(struct pcxhr_mgr *mgr, int value);
- int hr222_manage_timecode(struct pcxhr_mgr *mgr, int enable);
- #define HR222_LINE_PLAYBACK_LEVEL_MIN 0 /* -25.5 dB */
- #define HR222_LINE_PLAYBACK_ZERO_LEVEL 51 /* 0.0 dB */
- #define HR222_LINE_PLAYBACK_LEVEL_MAX 99 /* +24.0 dB */
- #define HR222_LINE_CAPTURE_LEVEL_MIN 0 /* -111.5 dB */
- #define HR222_LINE_CAPTURE_ZERO_LEVEL 223 /* 0.0 dB */
- #define HR222_LINE_CAPTURE_LEVEL_MAX 255 /* +16 dB */
- #define HR222_MICRO_CAPTURE_LEVEL_MIN 0 /* -98.5 dB */
- #define HR222_MICRO_CAPTURE_LEVEL_MAX 210 /* +6.5 dB */
- int hr222_update_analog_audio_level(struct snd_pcxhr *chip,
- int is_capture,
- int channel);
- int hr222_set_audio_source(struct snd_pcxhr *chip);
- int hr222_iec958_capture_byte(struct snd_pcxhr *chip, int aes_idx,
- unsigned char *aes_bits);
- int hr222_iec958_update_byte(struct snd_pcxhr *chip, int aes_idx,
- unsigned char aes_bits);
- int hr222_add_mic_controls(struct snd_pcxhr *chip);
- #endif /* __SOUND_PCXHR_MIX22_H */
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