UVC_STREAM_FID
meta->flags |= UVC_STREAM_FID;
this_fid = (data[1] & UVC_STREAM_FID) ? 1 : 0;
this_fid = data[1] & UVC_STREAM_FID;
fid = data[1] & UVC_STREAM_FID;
stream->last_fid ^= UVC_STREAM_FID;
stream->last_fid ^= UVC_STREAM_FID;
stream->last_fid ^= UVC_STREAM_FID;
| (stream->last_fid & UVC_STREAM_FID);
stream->last_fid ^= UVC_STREAM_FID;
video->fid ^= UVC_STREAM_FID;
video->fid ^= UVC_STREAM_FID;
video->fid ^= UVC_STREAM_FID;