linux-kernel - [PATCH] tty: serial: fsl_lpuart: switch to new dmaengine_terminate

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Date:   Thu, 17 Nov 2022 18:27:05 +0800
From:   Sherry Sun <sherry.sun@....com>
To:     gregkh@...uxfoundation.org, jirislaby@...nel.org
Cc:     linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-imx@....com
Subject: [PATCH] tty: serial: fsl_lpuart: switch to new dmaengine_terminate_* API

Convert dmaengine_terminate_all() calls to synchronous and asynchronous
versions where appropriate.

Signed-off-by: Sherry Sun <sherry.sun@....com>
---
 drivers/tty/serial/fsl_lpuart.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index bd685491eead..07935b4ad59f 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -580,7 +580,7 @@ static void lpuart_flush_buffer(struct uart_port *port)
 				sport->dma_tx_nents, DMA_TO_DEVICE);
 			sport->dma_tx_in_progress = false;
 		}
-		dmaengine_terminate_all(chan);
+		dmaengine_terminate_async(chan);
 	}
 
 	if (lpuart_is_32(sport)) {
@@ -1310,7 +1310,7 @@ static void lpuart_dma_rx_free(struct uart_port *port)
 					struct lpuart_port, port);
 	struct dma_chan *chan = sport->dma_rx_chan;
 
-	dmaengine_terminate_all(chan);
+	dmaengine_terminate_sync(chan);
 	dma_unmap_sg(chan->device->dev, &sport->rx_sgl, 1, DMA_FROM_DEVICE);
 	kfree(sport->rx_ring.buf);
 	sport->rx_ring.tail = 0;
@@ -1729,7 +1729,7 @@ static void lpuart_dma_shutdown(struct lpuart_port *sport)
 		if (wait_event_interruptible_timeout(sport->dma_wait,
 			!sport->dma_tx_in_progress, msecs_to_jiffies(300)) <= 0) {
 			sport->dma_tx_in_progress = false;
-			dmaengine_terminate_all(sport->dma_tx_chan);
+			dmaengine_terminate_sync(sport->dma_tx_chan);
 		}
 		sport->lpuart_dma_tx_use = false;
 	}
@@ -2815,7 +2815,7 @@ static int __maybe_unused lpuart_suspend(struct device *dev)
 
 	if (sport->lpuart_dma_tx_use) {
 		sport->dma_tx_in_progress = false;
-		dmaengine_terminate_all(sport->dma_tx_chan);
+		dmaengine_terminate_sync(sport->dma_tx_chan);
 	}
 
 	if (sport->port.suspended && !irq_wake)
-- 
2.17.1