Lines Matching refs:dma_chan_rx
225 struct dma_chan *dma_chan_rx, *dma_chan_tx; member
1147 struct dma_chan *chan = sport->dma_chan_rx; in imx_uart_dma_rx_callback()
1224 struct dma_chan *chan = sport->dma_chan_rx; in imx_uart_start_rx_dma()
1309 if (sport->dma_chan_rx) { in imx_uart_dma_exit()
1310 dmaengine_terminate_sync(sport->dma_chan_rx); in imx_uart_dma_exit()
1311 dma_release_channel(sport->dma_chan_rx); in imx_uart_dma_exit()
1312 sport->dma_chan_rx = NULL; in imx_uart_dma_exit()
1332 sport->dma_chan_rx = dma_request_slave_channel(dev, "rx"); in imx_uart_dma_init()
1333 if (!sport->dma_chan_rx) { in imx_uart_dma_init()
1344 ret = dmaengine_slave_config(sport->dma_chan_rx, &slave_config); in imx_uart_dma_init()
1541 dmaengine_terminate_sync(sport->dma_chan_rx); in imx_uart_shutdown()