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-rw-r--r--drivers/tty/serial/imx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index e33da75..80934e7 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -458,7 +458,7 @@ static inline void imx_transmit_buffer(struct imx_port *sport)
}
}
- while (!uart_circ_empty(xmit) &&
+ while (!uart_circ_empty(xmit) && !sport->dma_is_txing &&
!(readl(sport->port.membase + uts_reg(sport)) & UTS_TXFULL)) {
/* send xmit->buf[xmit->tail]
* out the port here */
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