58 	dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state);  in __dma_rx_complete()
128 			dmaengine_pause(dma->rxchan);  in serial8250_rx_dma()
130 			dmaengine_terminate_all(dma->rxchan);  in serial8250_rx_dma()
140 	desc = dmaengine_prep_slave_single(dma->rxchan, dma->rx_addr,  in serial8250_rx_dma()
152 	dma_async_issue_pending(dma->rxchan);  in serial8250_rx_dma()
175 	dma->rxchan = dma_request_slave_channel_compat(mask,  in serial8250_request_dma()
178 	if (!dma->rxchan)  in serial8250_request_dma()
181 	dmaengine_slave_config(dma->rxchan, &dma->rxconf);  in serial8250_request_dma()
188 		dma_release_channel(dma->rxchan);  in serial8250_request_dma()
198 	dma->rx_buf = dma_alloc_coherent(dma->rxchan->device->dev, dma->rx_size,  in serial8250_request_dma()
209 		dma_free_coherent(dma->rxchan->device->dev, dma->rx_size,  in serial8250_request_dma()
218 	dma_release_channel(dma->rxchan);  in serial8250_request_dma()
233 	dmaengine_terminate_all(dma->rxchan);  in serial8250_release_dma()
234 	dma_free_coherent(dma->rxchan->device->dev, dma->rx_size, dma->rx_buf,  in serial8250_release_dma()
236 	dma_release_channel(dma->rxchan);  in serial8250_release_dma()
237 	dma->rxchan = NULL;  in serial8250_release_dma()