demux_bh_work
cancel_work_sync(&chan->demux_bh_work);
INIT_WORK(&chan->demux_bh_work, demux_bh_work);
&dev->channel[i].demux_bh_work);
struct ngene_channel *chan = from_work(chan, t, demux_bh_work);
struct work_struct demux_bh_work;