30 struct pvr2_channel;        /* One I/O pathway to a user */
35 	struct pvr2_channel *user;
40 	struct pvr2_channel *mc_first;
41 	struct pvr2_channel *mc_last;
58 struct pvr2_channel {  struct
60 	struct pvr2_channel *mc_next;  argument
61 	struct pvr2_channel *mc_prev;  argument
65 	void (*check_func)(struct pvr2_channel *);  argument
73 void pvr2_channel_init(struct pvr2_channel *,struct pvr2_context *);
74 void pvr2_channel_done(struct pvr2_channel *);
75 int pvr2_channel_limit_inputs(struct pvr2_channel *,unsigned int);
76 unsigned int pvr2_channel_get_limited_inputs(struct pvr2_channel *);
77 int pvr2_channel_claim_stream(struct pvr2_channel *,