mirror of
https://github.com/torvalds/linux.git
synced 2024-12-22 10:56:40 +00:00
06bb4e7435
Add a stereo volume control for analog input channel pair 1/2. Signed-off-by: Torsten Schenk <torsten.schenk@zoho.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
/*
|
|
* Linux driver for TerraTec DMX 6Fire USB
|
|
*
|
|
* Author: Torsten Schenk <torsten.schenk@zoho.com>
|
|
* Created: Jan 01, 2011
|
|
* 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 output_vol[6];
|
|
u8 ovol_updated;
|
|
u8 output_mute;
|
|
s8 input_vol[2];
|
|
u8 ivol_updated;
|
|
};
|
|
|
|
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 */
|
|
|