char *chan_name = dir == DMA_MEM_TO_DEV ? "tx" : "rx";
int ret;
- chan = dma_request_slave_channel_reason(dev, chan_name);
+ chan = dma_request_chan(dev, chan_name);
if (IS_ERR(chan)) {
ret = PTR_ERR(chan);
dev_dbg(dev, "request_channel failed for %s (%d)\n",