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

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Message-ID: <20240907181853.78367ac4@jic23-huawei>
Date: Sat, 7 Sep 2024 18:18:53 +0100
From: Jonathan Cameron <jic23@...nel.org>
To: Jean-Baptiste Maneyrol <Jean-Baptiste.Maneyrol@....com>
Cc: Andy Shevchenko <andy.shevchenko@...il.com>, "linux-iio@...r.kernel.org"
 <linux-iio@...r.kernel.org>, "linux-kernel@...r.kernel.org"
 <linux-kernel@...r.kernel.org>, Lars-Peter Clausen <lars@...afoo.de>
Subject: Re: [PATCH v1 1/1] iio: imu: inv_mpu6050: Use
 upper_16_bits()/lower_16_bits() helpers

On Thu, 5 Sep 2024 09:16:22 +0000
Jean-Baptiste Maneyrol <Jean-Baptiste.Maneyrol@....com> wrote:

> Hello,
> 
> looks good for me, nice reading improvement indeed.
> 
> Acked-by: Jean-Baptiste Maneyrol <jean-baptiste.maneyrol@....com>
Applied.

> 
> Thanks for the patch,
> JB
> 
> ________________________________________
> From: Andy Shevchenko <andy.shevchenko@...il.com>
> Sent: Wednesday, September 4, 2024 20:45
> To: Andy Shevchenko <andy.shevchenko@...il.com>; linux-iio@...r.kernel.org <linux-iio@...r.kernel.org>; linux-kernel@...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
>  
> This Message Is From an External Sender
> This message came from outside your organization.
>  
> 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;
>  }