usbvision_set_audio 2426 drivers/media/usb/usbvision/usbvision-core.c 	usbvision_set_audio(usbvision, audio[channel]);
usbvision_set_audio 1098 drivers/media/usb/usbvision/usbvision-video.c 		usbvision_set_audio(usbvision, USBVISION_AUDIO_RADIO);
usbvision_set_audio  486 drivers/media/usb/usbvision/usbvision.h int usbvision_set_audio(struct usb_usbvision *usbvision, int audio_channel);