555 struct dmx_demux {  struct
556 	enum dmx_demux_caps capabilities;  argument
559 	int (*open)(struct dmx_demux *demux);  argument
560 	int (*close)(struct dmx_demux *demux);  argument
561 	int (*write)(struct dmx_demux *demux, const char __user *buf,  argument
563 	int (*allocate_ts_feed)(struct dmx_demux *demux,  argument
566 	int (*release_ts_feed)(struct dmx_demux *demux,  argument
568 	int (*allocate_section_feed)(struct dmx_demux *demux,  argument
571 	int (*release_section_feed)(struct dmx_demux *demux,  argument
573 	int (*add_frontend)(struct dmx_demux *demux,  argument
575 	int (*remove_frontend)(struct dmx_demux *demux,  argument
577 	struct list_head *(*get_frontends)(struct dmx_demux *demux);  argument
578 	int (*connect_frontend)(struct dmx_demux *demux,  argument
580 	int (*disconnect_frontend)(struct dmx_demux *demux);  argument
582 	int (*get_pes_pids)(struct dmx_demux *demux, u16 *pids);  argument
594 	int (*get_stc)(struct dmx_demux *demux, unsigned int num,  argument