LXR linux/sound/usb/6fire/control.h

   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
  54