Lines Matching defs:dma_chan_rxtx
180 struct dma_chan *dma_chan_rxtx;
459 dma_chan = host->dma_chan_rxtx;
1288 if (!host->dma_chan_rxtx) {
1308 if (dmaengine_slave_config(host->dma_chan_rxtx,
1310 dmaengine_slave_config(host->dma_chan_rxtx,
1395 host->dma_chan_rxtx = dma_request_chan(dev, "rx-tx");
1396 if (IS_ERR(host->dma_chan_rxtx)) {
1397 ret = PTR_ERR(host->dma_chan_rxtx);
1398 host->dma_chan_rxtx = NULL;
1437 if (host->dma_chan_rxtx)
1438 dma_release_channel(host->dma_chan_rxtx);
1458 if (host->dma_chan_rxtx)
1459 dma_release_channel(host->dma_chan_rxtx);