Lines Matching defs:dma_chan_rxtx
180 struct dma_chan *dma_chan_rxtx;
454 dma_chan = host->dma_chan_rxtx;
1280 if (!host->dma_chan_rxtx) {
1298 if (dmaengine_slave_config(host->dma_chan_rxtx,
1300 dmaengine_slave_config(host->dma_chan_rxtx,
1385 host->dma_chan_rxtx = dma_request_chan(dev, "rx-tx");
1386 if (IS_ERR(host->dma_chan_rxtx)) {
1387 ret = PTR_ERR(host->dma_chan_rxtx);
1388 host->dma_chan_rxtx = NULL;
1427 if (host->dma_chan_rxtx)
1428 dma_release_channel(host->dma_chan_rxtx);
1448 if (host->dma_chan_rxtx)
1449 dma_release_channel(host->dma_chan_rxtx);