linux-kernel - [PATCH v1 1/1] iio: imu: inv_mpu6050: Use upper_16_bits()/lower_16

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Message-ID: <20240904184543.1219866-1-andy.shevchenko@gmail.com>
Date: Wed,  4 Sep 2024 21:45:43 +0300
From: Andy Shevchenko <andy.shevchenko@...il.com>
To: Andy Shevchenko <andy.shevchenko@...il.com>,
	linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Jonathan Cameron <jic23@...nel.org>,
	Lars-Peter Clausen <lars@...afoo.de>
Subject: [PATCH v1 1/1] iio: imu: inv_mpu6050: Use upper_16_bits()/lower_16_bits() helpers

Use upper_16_bits()/lower_16_bits() helpers instead of open-coding them.
This is easier to scan quickly compared to bitwise manipulation, and
it is pleasingly symmetric.

Signed-off-by: Andy Shevchenko <andy.shevchenko@...il.com>
---
 drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
index f7bce428d9eb..b15d8c94cc11 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
@@ -10,6 +10,8 @@
 #include <linux/i2c.h>
 #include <linux/dmi.h>
 #include <linux/acpi.h>
+#include <linux/wordpart.h>
+
 #include "inv_mpu_iio.h"
 
 enum inv_mpu_product_name {
@@ -118,8 +120,8 @@ static int inv_mpu_process_acpi_config(struct i2c_client *client,
 		return ret;
 
 	acpi_dev_free_resource_list(&resources);
-	*primary_addr = i2c_addr & 0x0000ffff;
-	*secondary_addr = (i2c_addr & 0xffff0000) >> 16;
+	*primary_addr = lower_16_bits(i2c_addr);
+	*secondary_addr = upper_16_bits(i2c_addr);
 
 	return 0;
 }
-- 
2.46.0