77  * @dma_rx: RX DMA channel
91 	struct dma_chan			*dma_rx;  member
292 		chan = espi->dma_rx;  in ep93xx_spi_dma_prepare()
380 		chan = espi->dma_rx;  in ep93xx_spi_dma_finish()
426 	dma_async_issue_pending(espi->dma_rx);  in ep93xx_spi_dma_transfer()
501 	if (espi->dma_rx && xfer->len > SPI_FIFO_SIZE)  in ep93xx_spi_transfer_one()
582 	espi->dma_rx = dma_request_chan(dev, "rx");  in ep93xx_spi_setup_dma()
583 	if (IS_ERR(espi->dma_rx)) {  in ep93xx_spi_setup_dma()
584 		ret = dev_err_probe(dev, PTR_ERR(espi->dma_rx), "rx DMA setup failed");  in ep93xx_spi_setup_dma()
597 	dma_release_channel(espi->dma_rx);  in ep93xx_spi_setup_dma()
598 	espi->dma_rx = NULL;  in ep93xx_spi_setup_dma()
607 	if (espi->dma_rx) {  in ep93xx_spi_release_dma()
608 		dma_release_channel(espi->dma_rx);  in ep93xx_spi_release_dma()