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

/Linux-v4.19/drivers/tty/serial/
Dfsl_lpuart.c243 struct dma_chan *dma_tx_chan; member
378 sport->dma_tx_desc = dmaengine_prep_slave_sg(sport->dma_tx_chan, sgl, in lpuart_dma_tx()
391 dma_async_issue_pending(sport->dma_tx_chan); in lpuart_dma_tx()
438 ret = dmaengine_slave_config(sport->dma_tx_chan, &dma_tx_sconfig); in lpuart_dma_tx_request()
459 dmaengine_terminate_all(sport->dma_tx_chan); in lpuart_flush_buffer()
1309 if (sport->dma_tx_chan && !lpuart_dma_tx_request(port)) { in lpuart_startup()
1376 dmaengine_terminate_all(sport->dma_tx_chan); in lpuart_shutdown()
2225 sport->dma_tx_chan = dma_request_slave_channel(sport->port.dev, "tx"); in lpuart_probe()
2226 if (!sport->dma_tx_chan) in lpuart_probe()
2251 if (sport->dma_tx_chan) in lpuart_remove()
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