extern void bttv_idcard(struct bttv *btv);
extern void bttv_init_card1(struct bttv *btv);
extern void bttv_init_card2(struct bttv *btv);
+extern void bttv_init_tuner(struct bttv *btv);
/* card-specific funtions */
extern void tea5757_set_freq(struct bttv *btv, unsigned short freq);