26 struct pvr2_channel;        /* One I/O pathway to a user */
31 	struct pvr2_channel *user;
36 	struct pvr2_channel *mc_first;
37 	struct pvr2_channel *mc_last;
54 struct pvr2_channel {  struct
56 	struct pvr2_channel *mc_next;  argument
57 	struct pvr2_channel *mc_prev;  argument
61 	void (*check_func)(struct pvr2_channel *);  argument
69 void pvr2_channel_init(struct pvr2_channel *,struct pvr2_context *);
70 void pvr2_channel_done(struct pvr2_channel *);
71 int pvr2_channel_limit_inputs(struct pvr2_channel *,unsigned int);
72 unsigned int pvr2_channel_get_limited_inputs(struct pvr2_channel *);
73 int pvr2_channel_claim_stream(struct pvr2_channel *,