245 struct cras_iodev {  struct
246 	void (*set_volume)(struct cras_iodev *iodev);  argument
247 	void (*set_mute)(struct cras_iodev *iodev);  argument
248 	void (*set_capture_gain)(struct cras_iodev *iodev);  argument
249 	void (*set_capture_mute)(struct cras_iodev *iodev);  argument
250 	int (*set_swap_mode_for_node)(struct cras_iodev *iodev,  argument
252 	int (*open_dev)(struct cras_iodev *iodev);  argument
253 	int (*configure_dev)(struct cras_iodev *iodev);  argument
254 	int (*close_dev)(struct cras_iodev *iodev);  argument
255 	int (*update_supported_formats)(struct cras_iodev *iodev);  argument
256 	int (*frames_queued)(const struct cras_iodev *iodev,  argument
258 	int (*delay_frames)(const struct cras_iodev *iodev);  argument
259 	int (*get_buffer)(struct cras_iodev *iodev,  argument
261 	int (*put_buffer)(struct cras_iodev *iodev, unsigned nwritten);  argument
262 	int (*flush_buffer)(struct cras_iodev *iodev);  argument
263 	int (*start)(const struct cras_iodev *iodev);  argument
264 	int (*is_free_running)(const struct cras_iodev *iodev);  argument
265 	int (*output_underrun)(struct cras_iodev *iodev);  argument
266 	int (*no_stream)(struct cras_iodev *iodev, int enable);  argument
267 	void (*update_active_node)(struct cras_iodev *iodev, unsigned node_idx,  argument
269 	int (*update_channel_layout)(struct cras_iodev *iodev);  argument
270 	int (*set_hotword_model)(struct cras_iodev *iodev,  argument
272 	char *(*get_hotword_models)(struct cras_iodev *iodev);  argument
273 	unsigned int (*get_num_severe_underruns)(const struct cras_iodev *iodev);  argument
274 	int (*get_valid_frames)(struct cras_iodev *odev,  argument
276 	unsigned int (*frames_to_play_in_sleep)(struct cras_iodev *iodev,  argument
279 	int (*support_noise_cancellation)(const struct cras_iodev *iodev);  argument
283 	struct cras_iodev_info info;  argument
294 	struct cras_iodev *echo_reference_dev;  argument
295 	int is_enabled;
296 	int software_volume_needed;
320 	struct cras_iodev *prev, *next;  argument