Lines Matching defs:tx_ch
99 struct dma_chan *tx_ch;
352 dmaengine_slave_config(spfi->tx_ch, &txconf);
354 txdesc = dmaengine_prep_slave_sg(spfi->tx_ch, xfer->tx_sg.sgl,
376 dma_async_issue_pending(spfi->tx_ch);
383 dmaengine_terminate_all(spfi->tx_ch);
402 dmaengine_terminate_all(spfi->tx_ch);
614 spfi->tx_ch = dma_request_chan(spfi->dev, "tx");
615 if (IS_ERR(spfi->tx_ch)) {
616 ret = PTR_ERR(spfi->tx_ch);
617 spfi->tx_ch = NULL;
630 if (!spfi->tx_ch || !spfi->rx_ch) {
631 if (spfi->tx_ch)
632 dma_release_channel(spfi->tx_ch);
635 spfi->tx_ch = NULL;
639 host->dma_tx = spfi->tx_ch;
657 if (spfi->tx_ch)
658 dma_release_channel(spfi->tx_ch);
673 if (spfi->tx_ch)
674 dma_release_channel(spfi->tx_ch);