356 	if ((!master->dma_tx && !master->dma_rx)  in uniphier_spi_can_dma()
358 	    || (!master->dma_rx && t->rx_buf))  in uniphier_spi_can_dma()
415 		dmaengine_slave_config(master->dma_rx, &rxconf);  in uniphier_spi_transfer_one_dma()
418 			master->dma_rx,  in uniphier_spi_transfer_one_dma()
431 		dma_async_issue_pending(master->dma_rx);  in uniphier_spi_transfer_one_dma()
466 		dmaengine_terminate_sync(master->dma_rx);  in uniphier_spi_transfer_one_dma()
595 		dmaengine_terminate_async(master->dma_rx);  in uniphier_spi_handle_err()
734 	master->dma_rx = dma_request_chan(&pdev->dev, "rx");  in uniphier_spi_probe()
735 	if (IS_ERR_OR_NULL(master->dma_rx)) {  in uniphier_spi_probe()
736 		if (PTR_ERR(master->dma_rx) == -EPROBE_DEFER) {  in uniphier_spi_probe()
740 		master->dma_rx = NULL;  in uniphier_spi_probe()
743 		ret = dma_get_slave_caps(master->dma_rx, &caps);  in uniphier_spi_probe()
761 	if (!IS_ERR_OR_NULL(master->dma_rx)) {  in uniphier_spi_probe()
762 		dma_release_channel(master->dma_rx);  in uniphier_spi_probe()
763 		master->dma_rx = NULL;  in uniphier_spi_probe()
785 	if (master->dma_rx)  in uniphier_spi_remove()
786 		dma_release_channel(master->dma_rx);  in uniphier_spi_remove()