Lines Matching refs:dma_tx
309 if (!host->dma_rx || !host->dma_tx)
322 desc_tx = dmaengine_prep_slave_sg(host->dma_tx,
347 dma_async_issue_pending(host->dma_tx);
374 ret = dmaengine_slave_config(host->dma_tx, &cfg);
553 dmaengine_terminate_all(host->dma_tx);
622 host->dma_tx = dma_request_chan(dev, "spi-tx");
623 if (IS_ERR(host->dma_tx)) {
624 if (PTR_ERR(host->dma_tx) == -EPROBE_DEFER)
629 host->dma_tx = NULL;
647 if (host->dma_tx) {
648 dma_release_channel(host->dma_tx);
649 host->dma_tx = NULL;
664 if (pic32s->host->dma_tx)
665 dma_release_channel(pic32s->host->dma_tx);