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);