Lines Matching refs:dma_lch_in
177 if (dd->dma_lch_in != NULL)
233 dd->dma_lch_in = NULL;
235 dd->dma_lch_in = dma_request_chan(dd->dev, "rx");
236 if (IS_ERR(dd->dma_lch_in)) {
238 return PTR_ERR(dd->dma_lch_in);
251 dma_release_channel(dd->dma_lch_in);
262 dma_release_channel(dd->dma_lch_in);
297 ret = dmaengine_slave_config(dd->dma_lch_in, &cfg);
304 tx_in = dmaengine_prep_slave_sg(dd->dma_lch_in, in_sg, in_sg_len,
350 dma_async_issue_pending(dd->dma_lch_in);