Lines Matching defs:rx_chan
92 struct dma_chan *rx_chan;
522 if (dma && dma->rx_chan) {
524 dma_status = dmaengine_tx_status(dma->rx_chan,
529 dmaengine_terminate_all(dma->rx_chan);
578 dmaengine_tx_status(dma->rx_chan, dma->rx_cookie, &state);
604 dma->rx_desc = dmaengine_prep_slave_single(dma->rx_chan,
617 dma_async_issue_pending(dma->rx_chan);
692 dmaengine_pause(dma->rx_chan);
693 dmaengine_tx_status(dma->rx_chan, dma->rx_cookie, &state);
694 dmaengine_terminate_all(dma->rx_chan);
820 if (ourport->dma && ourport->dma->rx_chan)
992 dma->rx_chan = dma_request_chan(p->port.dev, "rx");
994 if (IS_ERR(dma->rx_chan)) {
996 ret = PTR_ERR(dma->rx_chan);
1000 ret = dma_get_slave_caps(dma->rx_chan, &dma_caps);
1008 dmaengine_slave_config(dma->rx_chan, &dma->rx_conf);
1063 dma_release_channel(dma->rx_chan);
1074 if (dma->rx_chan) {
1075 dmaengine_terminate_all(dma->rx_chan);
1079 dma_release_channel(dma->rx_chan);
1080 dma->rx_chan = NULL;