winfast2000_audio   20 drivers/media/pci/bt8xx/bttv-audio-hook.h void winfast2000_audio(struct bttv *btv, struct v4l2_tuner *tuner, int set);
winfast2000_audio  848 drivers/media/pci/bt8xx/bttv-cards.c 		.audio_mode_gpio= winfast2000_audio,