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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * Driver for Digigram pcxhr compatible soundcards4 *5 * low level interface with interrupt ans message handling6 *7 * Copyright (c) 2004 by Digigram <alsa@digigram.com>8 */9 10#ifndef __SOUND_PCXHR_MIX22_H11#define __SOUND_PCXHR_MIX22_H12 13struct pcxhr_mgr;14 15int hr222_sub_init(struct pcxhr_mgr *mgr);16int hr222_sub_set_clock(struct pcxhr_mgr *mgr, unsigned int rate,17 int *changed);18int hr222_get_external_clock(struct pcxhr_mgr *mgr,19 enum pcxhr_clock_type clock_type,20 int *sample_rate);21 22int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value);23int hr222_write_gpo(struct pcxhr_mgr *mgr, int value);24int hr222_manage_timecode(struct pcxhr_mgr *mgr, int enable);25 26#define HR222_LINE_PLAYBACK_LEVEL_MIN 0 /* -25.5 dB */27#define HR222_LINE_PLAYBACK_ZERO_LEVEL 51 /* 0.0 dB */28#define HR222_LINE_PLAYBACK_LEVEL_MAX 99 /* +24.0 dB */29 30#define HR222_LINE_CAPTURE_LEVEL_MIN 0 /* -111.5 dB */31#define HR222_LINE_CAPTURE_ZERO_LEVEL 223 /* 0.0 dB */32#define HR222_LINE_CAPTURE_LEVEL_MAX 255 /* +16 dB */33#define HR222_MICRO_CAPTURE_LEVEL_MIN 0 /* -98.5 dB */34#define HR222_MICRO_CAPTURE_LEVEL_MAX 210 /* +6.5 dB */35 36int hr222_update_analog_audio_level(struct snd_pcxhr *chip,37 int is_capture,38 int channel);39int hr222_set_audio_source(struct snd_pcxhr *chip);40int hr222_iec958_capture_byte(struct snd_pcxhr *chip, int aes_idx,41 unsigned char *aes_bits);42int hr222_iec958_update_byte(struct snd_pcxhr *chip, int aes_idx,43 unsigned char aes_bits);44 45int hr222_add_mic_controls(struct snd_pcxhr *chip);46 47#endif /* __SOUND_PCXHR_MIX22_H */48