1/*
2 * Linux driver for TerraTec DMX 6Fire USB
3 *
4 * Author:	Torsten Schenk <torsten.schenk@zoho.com>
5 * Created:	Jan 01, 2011
6 * Copyright:	(C) Torsten Schenk
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 */
13
14#ifndef USB6FIRE_CONTROL_H
15#define USB6FIRE_CONTROL_H
16
17#include "common.h"
18
19enum {
20	CONTROL_MAX_ELEMENTS = 32
21};
22
23enum {
24	CONTROL_RATE_44KHZ,
25	CONTROL_RATE_48KHZ,
26	CONTROL_RATE_88KHZ,
27	CONTROL_RATE_96KHZ,
28	CONTROL_RATE_176KHZ,
29	CONTROL_RATE_192KHZ,
30	CONTROL_N_RATES
31};
32
33struct control_runtime {
34	int (*update_streaming)(struct control_runtime *rt);
35	int (*set_rate)(struct control_runtime *rt, int rate);
36	int (*set_channels)(struct control_runtime *rt, int n_analog_out,
37		int n_analog_in, bool spdif_out, bool spdif_in);
38
39	struct sfire_chip *chip;
40
41	struct snd_kcontrol *element[CONTROL_MAX_ELEMENTS];
42	bool opt_coax_switch;
43	bool line_phono_switch;
44	bool digital_thru_switch;
45	bool usb_streaming;
46	u8 output_vol[6];
47	u8 ovol_updated;
48	u8 output_mute;
49	s8 input_vol[2];
50	u8 ivol_updated;
51};
52
53int usb6fire_control_init(struct sfire_chip *chip);
54void usb6fire_control_abort(struct sfire_chip *chip);
55void usb6fire_control_destroy(struct sfire_chip *chip);
56#endif /* USB6FIRE_CONTROL_H */
57
58