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 19 enum { 20 CONTROL_MAX_ELEMENTS = 32 21 }; 22 23 enum { 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 33 struct 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 53 int __devinit usb6fire_control_init(struct sfire_chip *chip); 54 void usb6fire_control_abort(struct sfire_chip *chip); 55 void usb6fire_control_destroy(struct sfire_chip *chip); 56 #endif /* USB6FIRE_CONTROL_H */ 57 58