313 	if (sirfport->rx_dma_chan) {  in sirfsoc_uart_stop_rx()
323 		dmaengine_terminate_all(sirfport->rx_dma_chan);  in sirfsoc_uart_stop_rx()
500 		dmaengine_prep_slave_single(sirfport->rx_dma_chan,  in sirfsoc_rx_submit_one_dma_desc()
512 	dma_async_issue_pending(sirfport->rx_dma_chan);  in sirfsoc_rx_submit_one_dma_desc()
527 	while (DMA_COMPLETE == dmaengine_tx_status(sirfport->rx_dma_chan,  in sirfsoc_rx_tmo_process_tl()
576 	dmaengine_tx_status(sirfport->rx_dma_chan,  in sirfsoc_uart_handle_rx_tmo()
578 	dmaengine_terminate_all(sirfport->rx_dma_chan);  in sirfsoc_uart_handle_rx_tmo()
665 	if (sirfport->rx_dma_chan) {  in sirfsoc_uart_isr()
709 	while (DMA_COMPLETE == dmaengine_tx_status(sirfport->rx_dma_chan,  in sirfsoc_uart_rx_dma_complete_tl()
770 	if (sirfport->rx_dma_chan)  in sirfsoc_uart_start_rx()
1010 	if (sirfport->rx_dma_chan)  in sirfsoc_uart_set_termios()
1088 	if (sirfport->rx_dma_chan)  in sirfsoc_uart_startup()
1217 	sirfport->rx_dma_chan = NULL;  in sirfsoc_uart_console_setup()
1421 	sirfport->rx_dma_chan = dma_request_slave_channel(port->dev, "rx");  in sirfsoc_uart_probe()
1422 	for (i = 0; sirfport->rx_dma_chan && i < SIRFSOC_RX_LOOP_BUF_CNT; i++) {  in sirfsoc_uart_probe()
1434 	if (sirfport->rx_dma_chan)  in sirfsoc_uart_probe()
1435 		dmaengine_slave_config(sirfport->rx_dma_chan, &slv_cfg);  in sirfsoc_uart_probe()
1446 	dma_release_channel(sirfport->rx_dma_chan);  in sirfsoc_uart_probe()
1456 	if (sirfport->rx_dma_chan) {  in sirfsoc_uart_remove()
1458 		dmaengine_terminate_all(sirfport->rx_dma_chan);  in sirfsoc_uart_remove()
1459 		dma_release_channel(sirfport->rx_dma_chan);  in sirfsoc_uart_remove()