Lines Matching refs:rxchan
54 dma_status = dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state); in __dma_rx_complete()
152 desc = dmaengine_prep_slave_single(dma->rxchan, dma->rx_addr, in serial8250_rx_dma()
164 dma_async_issue_pending(dma->rxchan); in serial8250_rx_dma()
174 dmaengine_pause(dma->rxchan); in serial8250_rx_dma_flush()
176 dmaengine_terminate_async(dma->rxchan); in serial8250_rx_dma_flush()
205 dma->rxchan = dma_request_slave_channel_compat(mask, in serial8250_request_dma()
208 if (!dma->rxchan) in serial8250_request_dma()
212 ret = dma_get_slave_caps(dma->rxchan, &caps); in serial8250_request_dma()
221 dmaengine_slave_config(dma->rxchan, &dma->rxconf); in serial8250_request_dma()
247 dma->rx_buf = dma_alloc_coherent(dma->rxchan->device->dev, dma->rx_size, in serial8250_request_dma()
260 dma_free_coherent(dma->rxchan->device->dev, dma->rx_size, in serial8250_request_dma()
272 dma_release_channel(dma->rxchan); in serial8250_request_dma()
285 dmaengine_terminate_sync(dma->rxchan); in serial8250_release_dma()
286 dma_free_coherent(dma->rxchan->device->dev, dma->rx_size, dma->rx_buf, in serial8250_release_dma()
288 dma_release_channel(dma->rxchan); in serial8250_release_dma()
289 dma->rxchan = NULL; in serial8250_release_dma()