131 	struct dma_chan			*chan_rx;  member
1100 	struct dma_chan *chan = atmel_port->chan_rx;  in atmel_release_rx_dma()
1110 	atmel_port->chan_rx = NULL;  in atmel_release_rx_dma()
1119 	struct dma_chan *chan = atmel_port->chan_rx;  in atmel_rx_from_dma()
1211 	atmel_port->chan_rx = dma_request_slave_channel(mfd_dev, "rx");  in atmel_prepare_rx_dma()
1212 	if (atmel_port->chan_rx == NULL)  in atmel_prepare_rx_dma()
1215 		dma_chan_name(atmel_port->chan_rx));  in atmel_prepare_rx_dma()
1247 	ret = dmaengine_slave_config(atmel_port->chan_rx,  in atmel_prepare_rx_dma()
1257 	desc = dmaengine_prep_dma_cyclic(atmel_port->chan_rx,  in atmel_prepare_rx_dma()
1277 	dma_async_issue_pending(atmel_port->chan_rx);  in atmel_prepare_rx_dma()
1284 	if (atmel_port->chan_rx)  in atmel_prepare_rx_dma()