spi_imx->wml = spi_imx->devtype_data->fifo_size / 2;
 
        /* Prepare for TX DMA: */
-       master->dma_tx = dma_request_slave_channel_reason(dev, "tx");
+       master->dma_tx = dma_request_chan(dev, "tx");
        if (IS_ERR(master->dma_tx)) {
                ret = PTR_ERR(master->dma_tx);
                dev_dbg(dev, "can't get the TX DMA channel, error %d!\n", ret);
        }
 
        /* Prepare for RX : */
-       master->dma_rx = dma_request_slave_channel_reason(dev, "rx");
+       master->dma_rx = dma_request_chan(dev, "rx");
        if (IS_ERR(master->dma_rx)) {
                ret = PTR_ERR(master->dma_rx);
                dev_dbg(dev, "can't get the RX DMA channel, error %d\n", ret);