void etna_cmd_stream_flush(struct etna_cmd_stream *stream);
void etna_cmd_stream_flush2(struct etna_cmd_stream *stream, int in_fence_fd,
int *out_fence_fd);
void etna_cmd_stream_flush(struct etna_cmd_stream *stream);
void etna_cmd_stream_flush2(struct etna_cmd_stream *stream, int in_fence_fd,
int *out_fence_fd);