linux/sound/usb/6fire/control.h
Torsten Schenk 2475b0d407 ALSA: 6fire - Add support of digital-thru mixer
Digital Thru mixer element added (device can act as converter optical<->coax)

Signed-off-by: Torsten Schenk <torsten.schenk@zoho.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-04-04 12:26:21 +02:00

55 lines
1.3 KiB
C

/*
* Linux driver for TerraTec DMX 6Fire USB
*
* Author: Torsten Schenk <torsten.schenk@zoho.com>
* Created: Jan 01, 2011
* Version: 0.3.0
* Copyright: (C) Torsten Schenk
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#ifndef USB6FIRE_CONTROL_H
#define USB6FIRE_CONTROL_H
#include "common.h"
enum {
CONTROL_MAX_ELEMENTS = 32
};
enum {
CONTROL_RATE_44KHZ,
CONTROL_RATE_48KHZ,
CONTROL_RATE_88KHZ,
CONTROL_RATE_96KHZ,
CONTROL_RATE_176KHZ,
CONTROL_RATE_192KHZ,
CONTROL_N_RATES
};
struct control_runtime {
int (*update_streaming)(struct control_runtime *rt);
int (*set_rate)(struct control_runtime *rt, int rate);
int (*set_channels)(struct control_runtime *rt, int n_analog_out,
int n_analog_in, bool spdif_out, bool spdif_in);
struct sfire_chip *chip;
struct snd_kcontrol *element[CONTROL_MAX_ELEMENTS];
bool opt_coax_switch;
bool line_phono_switch;
bool digital_thru_switch;
bool usb_streaming;
u8 master_vol;
};
int __devinit usb6fire_control_init(struct sfire_chip *chip);
void usb6fire_control_abort(struct sfire_chip *chip);
void usb6fire_control_destroy(struct sfire_chip *chip);
#endif /* USB6FIRE_CONTROL_H */