linux-kernel - [PATCH 3/3] media: i2c: video-i2c: Use GENMASK for masking bits

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Date:   Tue, 19 Apr 2022 22:20:51 +0200
From:   Moses Christopher Bollavarapu <mosescb.dev@...il.com>
To:     matt.ranostay@...sulko.com, mchehab@...nel.org,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Moses Christopher Bollavarapu <mosescb.dev@...il.com>
Subject: [PATCH 3/3] media: i2c: video-i2c: Use GENMASK for masking bits

Replace 0x0380 with GENMASK(9, 7) to obtain 0b0000_0011_1000_0000

Signed-off-by: Moses Christopher Bollavarapu <mosescb.dev@...il.com>
---
 drivers/media/i2c/video-i2c.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/media/i2c/video-i2c.c b/drivers/media/i2c/video-i2c.c
index 1d5f48329cb2..e08e3579c0a1 100644
--- a/drivers/media/i2c/video-i2c.c
+++ b/drivers/media/i2c/video-i2c.c
@@ -9,6 +9,7 @@
  * - Melexis MLX90640 Thermal Cameras
  */
 
+#include <linux/bits.h>
 #include <linux/delay.h>
 #include <linux/freezer.h>
 #include <linux/hwmon.h>
@@ -62,7 +63,7 @@
 
 /* Control register */
 #define MLX90640_REG_CTL1		0x800d
-#define MLX90640_REG_CTL1_MASK		0x0380
+#define MLX90640_REG_CTL1_MASK		GENMASK(9, 7)
 #define MLX90640_REG_CTL1_MASK_SHIFT	7
 
 struct video_i2c_chip;
-- 
2.30.2