33 struct control_runtime {  struct
34 	int (*update_streaming)(struct control_runtime *rt);  argument
35 	int (*set_rate)(struct control_runtime *rt, int rate);  argument
36 	int (*set_channels)(struct control_runtime *rt, int n_analog_out,  argument
39 	struct sfire_chip *chip;
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;