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Date:   Sun, 18 Aug 2019 20:13:51 +0100
From:   Jonathan Cameron <jic23@kernel.org>
To:     "Ardelean, Alexandru" <alexandru.Ardelean@analog.com>
Cc:     "Popa, Stefan Serban" <StefanSerban.Popa@analog.com>,
        "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
        "knaack.h@gmx.de" <knaack.h@gmx.de>,
        "Hennerich, Michael" <Michael.Hennerich@analog.com>,
        "lars@metafoo.de" <lars@metafoo.de>,
        "rodrigorsdc@gmail.com" <rodrigorsdc@gmail.com>,
        "pmeerw@pmeerw.net" <pmeerw@pmeerw.net>,
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        "devel@driverdev.osuosl.org" <devel@driverdev.osuosl.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-iio@vger.kernel.org" <linux-iio@vger.kernel.org>
Subject: Re: [PATCH v2] staging: iio: accel: adis16240: Improve readability
 on write_raw function
Message-ID: <20190818201351.10ea83a2@archlinux>
In-Reply-To: <28dda97db73c56fbaf746aa52eb63faaf02b15d7.camel@analog.com>
References: <20190813193101.26867-1-rodrigorsdc@gmail.com>
        <28dda97db73c56fbaf746aa52eb63faaf02b15d7.camel@analog.com>
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On Wed, 14 Aug 2019 06:56:18 +0000
"Ardelean, Alexandru" <alexandru.Ardelean@analog.com> wrote:

> On Tue, 2019-08-13 at 16:31 -0300, Rodrigo Ribeiro wrote:
> > [External]
> > 
> > Replace shift and minus operation by GENMASK macro and remove the local
> > variables used to store intermediate data.
> >   
> 
> Reviewed-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to play with it.

Thanks,

Jonathan

> 
> > Signed-off-by: Rodrigo Ribeiro Carvalho <rodrigorsdc@gmail.com>
> > ---
> > v2:
> >    - Leave switch statement instead of replace by if statement
> >  drivers/staging/iio/accel/adis16240.c | 5 +----
> >  1 file changed, 1 insertion(+), 4 deletions(-)
> > 
> > diff --git a/drivers/staging/iio/accel/adis16240.c b/drivers/staging/iio/accel/adis16240.c
> > index 62f4b3b1b457..82099db4bf0c 100644
> > --- a/drivers/staging/iio/accel/adis16240.c
> > +++ b/drivers/staging/iio/accel/adis16240.c
> > @@ -309,15 +309,12 @@ static int adis16240_write_raw(struct iio_dev *indio_dev,
> >  			       long mask)
> >  {
> >  	struct adis *st = iio_priv(indio_dev);
> > -	int bits = 10;
> > -	s16 val16;
> >  	u8 addr;
> >  
> >  	switch (mask) {
> >  	case IIO_CHAN_INFO_CALIBBIAS:
> > -		val16 = val & ((1 << bits) - 1);
> >  		addr = adis16240_addresses[chan->scan_index][0];
> > -		return adis_write_reg_16(st, addr, val16);
> > +		return adis_write_reg_16(st, addr, val & GENMASK(9, 0));
> >  	}
> >  	return -EINVAL;
> >  }