linux-kernel - [PATCH] staging: media: tegra-video: use BIT() macro instead of shift

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Message-ID: <20250723231757.15443-1-alextjefferies@gmail.com>
Date: Wed, 23 Jul 2025 23:17:57 +0000
From: "A.T. Jefferies" <alextjefferies@...il.com>
To: thierry.reding@...il.com,
	jonathanh@...dia.com,
	skomatineni@...dia.com,
	luca.ceresoli@...tlin.com,
	mchehab@...nel.org,
	gregkh@...uxfoundation.org
Cc: linux-media@...r.kernel.org,
	linux-tegra@...r.kernel.org,
	linux-staging@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	"A.T. Jefferies" <alextjefferies@...il.com>
Subject: [PATCH] staging: media: tegra-video: use BIT() macro instead of shift

Replace two instances of (1 << X) with BIT(X) in tegra20.c to follow
kernel coding style guidelines and improve clarity. The BIT() macro
also ensures proper type handling for larger shifts.

Signed-off-by: A.T. Jefferies <alextjefferies@...il.com>
---
 drivers/staging/media/tegra-video/tegra20.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/media/tegra-video/tegra20.c b/drivers/staging/media/tegra-video/tegra20.c
index 7b8f8f810b35..1473f1b1f203 100644
--- a/drivers/staging/media/tegra-video/tegra20.c
+++ b/drivers/staging/media/tegra-video/tegra20.c
@@ -42,7 +42,7 @@
 #define       VI_INPUT_BT656				BIT(25)
 #define       VI_INPUT_YUV_INPUT_FORMAT_SFT		8  /* bits [9:8] */
 #define       VI_INPUT_YUV_INPUT_FORMAT_UYVY		(0 << VI_INPUT_YUV_INPUT_FORMAT_SFT)
-#define       VI_INPUT_YUV_INPUT_FORMAT_VYUY		(1 << VI_INPUT_YUV_INPUT_FORMAT_SFT)
+#define       VI_INPUT_YUV_INPUT_FORMAT_VYUY		BIT(VI_INPUT_YUV_INPUT_FORMAT_SFT)
 #define       VI_INPUT_YUV_INPUT_FORMAT_YUYV		(2 << VI_INPUT_YUV_INPUT_FORMAT_SFT)
 #define       VI_INPUT_YUV_INPUT_FORMAT_YVYU		(3 << VI_INPUT_YUV_INPUT_FORMAT_SFT)
 #define       VI_INPUT_INPUT_FORMAT_SFT			2  /* bits [5:2] */
@@ -73,7 +73,7 @@
 #define       VI_OUTPUT_H_DIRECTION			BIT(19)
 #define       VI_OUTPUT_YUV_OUTPUT_FORMAT_SFT		17
 #define       VI_OUTPUT_YUV_OUTPUT_FORMAT_UYVY		(0 << VI_OUTPUT_YUV_OUTPUT_FORMAT_SFT)
-#define       VI_OUTPUT_YUV_OUTPUT_FORMAT_VYUY		(1 << VI_OUTPUT_YUV_OUTPUT_FORMAT_SFT)
+#define       VI_OUTPUT_YUV_OUTPUT_FORMAT_VYUY		BIT(VI_OUTPUT_YUV_OUTPUT_FORMAT_SFT)
 #define       VI_OUTPUT_YUV_OUTPUT_FORMAT_YUYV		(2 << VI_OUTPUT_YUV_OUTPUT_FORMAT_SFT)
 #define       VI_OUTPUT_YUV_OUTPUT_FORMAT_YVYU		(3 << VI_OUTPUT_YUV_OUTPUT_FORMAT_SFT)
 #define       VI_OUTPUT_OUTPUT_BYTE_SWAP		BIT(16)
-- 
2.50.0