Lines Matching refs:txchan
15 dma->txchan = dma_request_chan(dev, "tx");
16 if (IS_ERR(dma->txchan))
17 return PTR_ERR(dma->txchan);
38 dma_release_channel(dma->txchan);
44 dma_release_channel(dma->txchan);
104 struct dma_chan *txchan = dma->txchan;
113 return qce_dma_prep_sg(txchan, tx_sg, tx_nents, flags, DMA_DEV_TO_MEM,
120 dma_async_issue_pending(dma->txchan);
128 return ret ?: dmaengine_terminate_all(dma->txchan);