[PATCH 09/11] serial: fsl_linflexuart: don't call uart_write_wakeup() twice

From: Jiri Slaby
Date: Mon Jan 24 2022 - 02:14:45 EST


linflex_txint() calls linflex_transmit_buffer() which calls
uart_write_wakeup(). So there is no point to repeat it in
linflex_txint() again -- remove it.

Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
Cc: Stefan-gabriel Mirea <stefan-gabriel.mirea@xxxxxxx>
---
drivers/tty/serial/fsl_linflexuart.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/tty/serial/fsl_linflexuart.c b/drivers/tty/serial/fsl_linflexuart.c
index 81a04039b6c1..e72cba085743 100644
--- a/drivers/tty/serial/fsl_linflexuart.c
+++ b/drivers/tty/serial/fsl_linflexuart.c
@@ -217,10 +217,6 @@ static irqreturn_t linflex_txint(int irq, void *dev_id)
}

linflex_transmit_buffer(sport);
-
- if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
- uart_write_wakeup(sport);
-
out:
spin_unlock_irqrestore(&sport->lock, flags);
return IRQ_HANDLED;
--
2.34.1