134 	struct dma_chan			*chan_tx;  member
580 		if (s->chan_tx)  in sci_start_tx()
588 	if (s->chan_tx && !uart_circ_empty(&s->port.state->xmit) &&  in sci_start_tx()
599 	if (!s->chan_tx || s->cfg->regtype == SCIx_RZ_SCIFA_REGTYPE ||  in sci_start_tx()
631 	if (to_sci_port(port)->chan_tx &&  in sci_stop_tx()
633 		dmaengine_terminate_async(to_sci_port(port)->chan_tx);  in sci_stop_tx()
1371 	s->chan_tx_saved = s->chan_tx = NULL;  in sci_dma_tx_release()
1426 	struct dma_chan *chan = s->chan_tx;  in sci_dma_tx_work_fn()
1481 	s->chan_tx = NULL;  in sci_dma_tx_work_fn()
1630 			s->chan_tx_saved = s->chan_tx = chan;  in sci_request_dma()
1694 	if (s->chan_tx) {  in sci_flush_buffer()
1695 		dmaengine_terminate_async(s->chan_tx);  in sci_flush_buffer()
1847 	if (!s->chan_tx)  in sci_er_interrupt()
1871 	    !s->chan_tx)  in sci_mpxed_interrupt()