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serial: fsl_linflexuart: don't call uart_write_wakeup() twice

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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.

Cc: Stefan-gabriel Mirea <stefan-gabriel.mirea@nxp.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20220124071430.14907-10-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby
2022-01-24 08:14:28 +01:00
committed by Greg Kroah-Hartman
parent 7b9528c291
commit d88812a8d6
1 changed files with 0 additions and 4 deletions
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4
drivers/tty/serial/fsl_linflexuart.c
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@@ -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;