1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Driver for Digigram pcxhr compatible soundcards
4 *
5 * low level interface with interrupt ans message handling
6 *
7 * Copyright (c) 2004 by Digigram <alsa@digigram.com>
8 */
9
10#ifndef __SOUND_PCXHR_MIX22_H
11#define __SOUND_PCXHR_MIX22_H
12
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