29 struct control_runtime {  struct
30 	int (*update_streaming)(struct control_runtime *rt);  argument
31 	int (*set_rate)(struct control_runtime *rt, int rate);  argument
32 	int (*set_channels)(struct control_runtime *rt, int n_analog_out,  argument
35 	struct sfire_chip *chip;
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;