sound/usb/6fire/control.h

   1 /*
   2  * Linux driver for TerraTec DMX 6Fire USB
   3  *
   4  * Author:      Torsten Schenk <torsten.schenk@zoho.com>
   5  * Created:     Jan 01, 2011
   6  * Version:     0.3.0
   7  * Copyright:   (C) Torsten Schenk
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  */
  14
  15 #ifndef USB6FIRE_CONTROL_H
  16 #define USB6FIRE_CONTROL_H
  17
  18 #include "common.h"
  19
  20 enum {
  21         CONTROL_MAX_ELEMENTS = 32
  22 };
  23
  24 enum {
  25         CONTROL_RATE_44KHZ,
  26         CONTROL_RATE_48KHZ,
  27         CONTROL_RATE_88KHZ,
  28         CONTROL_RATE_96KHZ,
  29         CONTROL_RATE_176KHZ,
  30         CONTROL_RATE_192KHZ,
  31         CONTROL_N_RATES
  32 };
  33
  34 struct control_runtime {
  35         int (*update_streaming)(struct control_runtime *rt);
  36         int (*set_rate)(struct control_runtime *rt, int rate);
  37         int (*set_channels)(struct control_runtime *rt, int n_analog_out,
  38                 int n_analog_in, bool spdif_out, bool spdif_in);
  39
  40         struct sfire_chip *chip;
  41
  42         struct snd_kcontrol *element[CONTROL_MAX_ELEMENTS];
  43         bool opt_coax_switch;
  44         bool line_phono_switch;
  45         bool digital_thru_switch;
  46         bool usb_streaming;
  47         u8 master_vol;
  48 };
  49
  50 int __devinit usb6fire_control_init(struct sfire_chip *chip);
  51 void usb6fire_control_abort(struct sfire_chip *chip);
  52 void usb6fire_control_destroy(struct sfire_chip *chip);
  53 #endif /* USB6FIRE_CONTROL_H */
  54