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Searched refs:dma_rx_chan (Results 1 – 1 of 1) sorted by relevance

/Linux-v5.4/drivers/tty/serial/
Dfsl_lpuart.c256 struct dma_chan *dma_rx_chan; member
1063 dmastat = dmaengine_tx_status(sport->dma_rx_chan, in lpuart_copy_rx_to_tty()
1180 ret = dmaengine_slave_config(sport->dma_rx_chan, &dma_rx_sconfig); in lpuart_start_rx_dma()
1188 sport->dma_rx_desc = dmaengine_prep_dma_cyclic(sport->dma_rx_chan, in lpuart_start_rx_dma()
1202 dma_async_issue_pending(sport->dma_rx_chan); in lpuart_start_rx_dma()
1221 if (sport->dma_rx_chan) in lpuart_dma_rx_free()
1222 dmaengine_terminate_all(sport->dma_rx_chan); in lpuart_dma_rx_free()
1482 if (sport->dma_rx_chan && !lpuart_start_rx_dma(sport)) { in lpuart_rx_dma_startup()
2480 sport->dma_rx_chan = dma_request_slave_channel(sport->port.dev, "rx"); in lpuart_probe()
2481 if (!sport->dma_rx_chan) in lpuart_probe()
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