#include "bttvp.h"
void winview_volume (struct bttv *btv, __u16 volume);
void lt9415_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void avermedia_tvphone_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void avermedia_tv_stereo_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void terratv_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void gvbctv3pci_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void gvbctv5pci_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void winfast2000_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void pvbt878p9b_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void fv2000s_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void windvr_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
void adtvk503_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set)