linux-kernel - Re: [PATCH V3 26/29] iio: use parity32 in adxrs450

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Message-ID: <57137451.1080605@kernel.org>
Date:	Sun, 17 Apr 2016 12:32:33 +0100
From:	Jonathan Cameron <jic23@...nel.org>
To:	zengzhaoxiu@....com, linux-kernel@...r.kernel.org
Cc:	Zhaoxiu Zeng <zhaoxiu.zeng@...il.com>,
	Lars-Peter Clausen <lars@...afoo.de>,
	Michael Hennerich <Michael.Hennerich@...log.com>,
	Hartmut Knaack <knaack.h@....de>,
	Peter Meerwald <pmeerw@...erw.net>, linux-iio@...r.kernel.org
Subject: Re: [PATCH V3 26/29] iio: use parity32 in adxrs450

On 14/04/16 04:12, zengzhaoxiu@....com wrote:
> From: Zhaoxiu Zeng <zhaoxiu.zeng@...il.com>
> 
> Signed-off-by: Zhaoxiu Zeng <zhaoxiu.zeng@...il.com>
Acked-by: Jonathan Cameron <jic23@...nel.org>

I did ack the previous version and this seems unchanged,
so please do pick up those Acks and carry them with the
series and it makes it obvious when reviewers need to look
again!

Jonathan
> ---
>  drivers/iio/gyro/adxrs450.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/iio/gyro/adxrs450.c b/drivers/iio/gyro/adxrs450.c
> index a330d42..307f55b 100644
> --- a/drivers/iio/gyro/adxrs450.c
> +++ b/drivers/iio/gyro/adxrs450.c
> @@ -109,7 +109,7 @@ static int adxrs450_spi_read_reg_16(struct iio_dev *indio_dev,
>  	mutex_lock(&st->buf_lock);
>  	tx = ADXRS450_READ_DATA | (reg_address << 17);
>  
> -	if (!(hweight32(tx) & 1))
> +	if (!parity32(tx))
>  		tx |= ADXRS450_P;
>  
>  	st->tx = cpu_to_be32(tx);
> @@ -145,7 +145,7 @@ static int adxrs450_spi_write_reg_16(struct iio_dev *indio_dev,
>  	mutex_lock(&st->buf_lock);
>  	tx = ADXRS450_WRITE_DATA | (reg_address << 17) | (val << 1);
>  
> -	if (!(hweight32(tx) & 1))
> +	if (!parity32(tx))
>  		tx |= ADXRS450_P;
>  
>  	st->tx = cpu_to_be32(tx);
>