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