linux-kernel - [PATCH 17/18] tty: serial: samsung: shrink port feature flags to u8

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Date: Wed, 10 Jan 2024 10:21:01 +0000
From: Tudor Ambarus <tudor.ambarus@...aro.org>
To: krzysztof.kozlowski@...aro.org,
	alim.akhtar@...sung.com,
	gregkh@...uxfoundation.org,
	jirislaby@...nel.org
Cc: linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-serial@...r.kernel.org,
	andre.draszik@...aro.org,
	peter.griffin@...aro.org,
	kernel-team@...roid.com,
	willmcvicker@...gle.com,
	Tudor Ambarus <tudor.ambarus@...aro.org>
Subject: [PATCH 17/18] tty: serial: samsung: shrink port feature flags to u8

There's a single flag defined as of now. Shrink the feature flags to u8
and aim for a better memory footprint for ``struct s3c24xx_uart_info``.

Signed-off-by: Tudor Ambarus <tudor.ambarus@...aro.org>
---
 drivers/tty/serial/samsung_tty.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c
index 5df2bcebf9fb..598d9fe7a492 100644
--- a/drivers/tty/serial/samsung_tty.c
+++ b/drivers/tty/serial/samsung_tty.c
@@ -90,7 +90,7 @@ struct s3c24xx_uart_info {
 
 	/* uart port features */
 
-	unsigned int		has_divslot:1;
+	u8			has_divslot:1;
 };
 
 struct s3c24xx_serial_drv_data {
-- 
2.43.0.472.g3155946c3a-goog