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From: Tudor Ambarus <tudor.ambarus@linaro.org>
To: gregkh@linuxfoundation.org,
	jirislaby@kernel.org,
	robh+dt@kernel.org,
	krzysztof.kozlowski+dt@linaro.org,
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Cc: alim.akhtar@samsung.com,
	linux-kernel@vger.kernel.org,
	linux-serial@vger.kernel.org,
	devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org,
	andre.draszik@linaro.org,
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	peter.griffin@linaro.org,
	semen.protsenko@linaro.org,
	willmcvicker@google.com,
	Tudor Ambarus <tudor.ambarus@linaro.org>
Subject: [PATCH v2 15/19] tty: serial: samsung: return bool for s3c24xx_serial_console_txrdy()
Date: Fri, 19 Jan 2024 10:45:22 +0000
Message-ID: <20240119104526.1221243-16-tudor.ambarus@linaro.org>
In-Reply-To: <20240119104526.1221243-1-tudor.ambarus@linaro.org>
References: <20240119104526.1221243-1-tudor.ambarus@linaro.org>
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s3c24xx_serial_console_txrdy() returned just 0 or 1 to indicate whether
the TX is empty or not. Change its return type to bool.

Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Tudor Ambarus <tudor.ambarus@linaro.org>
---
 drivers/tty/serial/samsung_tty.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c
index 90d697def5c7..bdc81ab4af91 100644
--- a/drivers/tty/serial/samsung_tty.c
+++ b/drivers/tty/serial/samsung_tty.c
@@ -2184,7 +2184,7 @@ static const struct dev_pm_ops s3c24xx_serial_pm_ops = {
 
 static struct uart_port *cons_uart;
 
-static int
+static bool
 s3c24xx_serial_console_txrdy(struct uart_port *port, u32 ufcon)
 {
 	const struct s3c24xx_uart_info *info = s3c24xx_port_to_info(port);
@@ -2194,13 +2194,13 @@ s3c24xx_serial_console_txrdy(struct uart_port *port, u32 ufcon)
 		/* fifo mode - check amount of data in fifo registers... */
 
 		ufstat = rd_regl(port, S3C2410_UFSTAT);
-		return (ufstat & info->tx_fifofull) ? 0 : 1;
+		return !(ufstat & info->tx_fifofull);
 	}
 
 	/* in non-fifo mode, we go and use the tx buffer empty */
 
 	utrstat = rd_regl(port, S3C2410_UTRSTAT);
-	return (utrstat & S3C2410_UTRSTAT_TXE) ? 1 : 0;
+	return utrstat & S3C2410_UTRSTAT_TXE;
 }
 
 static bool
-- 
2.43.0.429.g432eaa2c6b-goog