Lines Matching refs:dma_tx
309 if (!master->dma_rx || !master->dma_tx)
322 desc_tx = dmaengine_prep_slave_sg(master->dma_tx,
347 dma_async_issue_pending(master->dma_tx);
375 ret = dmaengine_slave_config(master->dma_tx, &cfg);
555 dmaengine_terminate_all(master->dma_tx);
626 master->dma_tx = dma_request_chan(dev, "spi-tx");
627 if (IS_ERR(master->dma_tx)) {
628 if (PTR_ERR(master->dma_tx) == -EPROBE_DEFER)
633 master->dma_tx = NULL;
651 if (master->dma_tx) {
652 dma_release_channel(master->dma_tx);
653 master->dma_tx = NULL;
668 if (pic32s->master->dma_tx)
669 dma_release_channel(pic32s->master->dma_tx);