17 struct pvr2_channel;        /* One I/O pathway to a user */
22 	struct pvr2_channel *user;
27 	struct pvr2_channel *mc_first;
28 	struct pvr2_channel *mc_last;
45 struct pvr2_channel {  struct
47 	struct pvr2_channel *mc_next;  argument
48 	struct pvr2_channel *mc_prev;  argument
52 	void (*check_func)(struct pvr2_channel *);  argument
60 void pvr2_channel_init(struct pvr2_channel *,struct pvr2_context *);
61 void pvr2_channel_done(struct pvr2_channel *);
62 int pvr2_channel_limit_inputs(struct pvr2_channel *,unsigned int);
63 unsigned int pvr2_channel_get_limited_inputs(struct pvr2_channel *);
64 int pvr2_channel_claim_stream(struct pvr2_channel *,