1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Linux driver for TerraTec DMX 6Fire USB
 4 *
 5 * Author:	Torsten Schenk <torsten.schenk@zoho.com>
 6 * Created:	Jan 01, 2011
 7 * Copyright:	(C) Torsten Schenk
 8 */
 9
10#ifndef USB6FIRE_CONTROL_H
11#define USB6FIRE_CONTROL_H
12
13#include "common.h"
14
15enum {
16	CONTROL_MAX_ELEMENTS = 32
17};
18
19enum {
20	CONTROL_RATE_44KHZ,
21	CONTROL_RATE_48KHZ,
22	CONTROL_RATE_88KHZ,
23	CONTROL_RATE_96KHZ,
24	CONTROL_RATE_176KHZ,
25	CONTROL_RATE_192KHZ,
26	CONTROL_N_RATES
27};
28
29struct control_runtime {
30	int (*update_streaming)(struct control_runtime *rt);
31	int (*set_rate)(struct control_runtime *rt, int rate);
32	int (*set_channels)(struct control_runtime *rt, int n_analog_out,
33		int n_analog_in, bool spdif_out, bool spdif_in);
34
35	struct sfire_chip *chip;
36
37	struct snd_kcontrol *element[CONTROL_MAX_ELEMENTS];
38	bool opt_coax_switch;
39	bool line_phono_switch;
40	bool digital_thru_switch;
41	bool usb_streaming;
42	u8 output_vol[6];
43	u8 ovol_updated;
44	u8 output_mute;
45	s8 input_vol[2];
46	u8 ivol_updated;
47};
48
49int usb6fire_control_init(struct sfire_chip *chip);
50void usb6fire_control_abort(struct sfire_chip *chip);
51void usb6fire_control_destroy(struct sfire_chip *chip);
52#endif /* USB6FIRE_CONTROL_H */
53