BASE_VIDIOC_PRIVATE 61 include/linux/ivtv.h #define IVTV_IOC_DMA_FRAME _IOW ('V', BASE_VIDIOC_PRIVATE+0, struct ivtv_dma_frame) BASE_VIDIOC_PRIVATE 35 include/linux/ivtvfb.h #define IVTVFB_IOC_DMA_FRAME _IOW('V', BASE_VIDIOC_PRIVATE+0, struct ivtvfb_dma_frame)