293 	if (sirfport->rx_dma_chan) {  in sirfsoc_uart_stop_rx()
305 		dmaengine_terminate_all(sirfport->rx_dma_chan);  in sirfsoc_uart_stop_rx()
521 	if (!sirfport->rx_dma_chan &&  in sirfsoc_uart_isr()
608 		dmaengine_prep_dma_cyclic(sirfport->rx_dma_chan,  in sirfsoc_uart_start_next_rx_dma()
621 	dma_async_issue_pending(sirfport->rx_dma_chan);  in sirfsoc_uart_start_next_rx_dma()
860 	if (sirfport->rx_dma_chan)  in sirfsoc_uart_set_termios()
935 	if (sirfport->rx_dma_chan)  in sirfsoc_uart_startup()
961 		sirfport->rx_dma_chan)  in sirfsoc_uart_startup()
965 			sirfport->rx_dma_chan)  in sirfsoc_uart_startup()
969 	if (sirfport->rx_dma_chan && !sirfport->is_hrt_enabled) {  in sirfsoc_uart_startup()
981 	if (sirfport->rx_dma_chan)  in sirfsoc_uart_startup()
1025 	if (sirfport->rx_dma_chan && sirfport->is_hrt_enabled) {  in sirfsoc_uart_shutdown()
1111 	sirfport->rx_dma_chan = NULL;  in sirfsoc_uart_console_setup()
1189 	dmaengine_tx_status(sirfport->rx_dma_chan,  in sirfsoc_uart_rx_dma_hrtimer_callback()
1219 		dmaengine_pause(sirfport->rx_dma_chan);  in sirfsoc_uart_rx_dma_hrtimer_callback()
1249 		dmaengine_resume(sirfport->rx_dma_chan);  in sirfsoc_uart_rx_dma_hrtimer_callback()
1391 	sirfport->rx_dma_chan = dma_request_slave_channel(port->dev, "rx");  in sirfsoc_uart_probe()
1402 	if (sirfport->rx_dma_chan)  in sirfsoc_uart_probe()
1403 		dmaengine_slave_config(sirfport->rx_dma_chan, &slv_cfg);  in sirfsoc_uart_probe()
1407 	if (sirfport->rx_dma_chan) {  in sirfsoc_uart_probe()
1418 	dma_release_channel(sirfport->rx_dma_chan);  in sirfsoc_uart_probe()
1428 	if (sirfport->rx_dma_chan) {  in sirfsoc_uart_remove()
1429 		dmaengine_terminate_all(sirfport->rx_dma_chan);  in sirfsoc_uart_remove()
1430 		dma_release_channel(sirfport->rx_dma_chan);  in sirfsoc_uart_remove()