269 	struct dma_chan			*chan_tx;  member
494 	if (dmaengine_slave_config(as->dma.chan_tx, slave_config)) {  in atmel_spi_dma_slave_config()
528 	as->dma.chan_tx = dma_request_slave_channel_reason(dev, "tx");  in atmel_spi_configure_dma()
529 	if (IS_ERR(as->dma.chan_tx)) {  in atmel_spi_configure_dma()
530 		err = PTR_ERR(as->dma.chan_tx);  in atmel_spi_configure_dma()
560 			dma_chan_name(as->dma.chan_tx),  in atmel_spi_configure_dma()
566 	if (!IS_ERR(as->dma.chan_tx))  in atmel_spi_configure_dma()
567 		dma_release_channel(as->dma.chan_tx);  in atmel_spi_configure_dma()
575 	if (as->dma.chan_tx)  in atmel_spi_stop_dma()
576 		dmaengine_terminate_all(as->dma.chan_tx);  in atmel_spi_stop_dma()
583 	if (as->dma.chan_tx)  in atmel_spi_release_dma()
584 		dma_release_channel(as->dma.chan_tx);  in atmel_spi_release_dma()
734 	struct dma_chan		*txchan = as->dma.chan_tx;  in atmel_spi_next_xfer_dma_submit()