linux-kernel - Re: [PATCH 3/9] iio: accel: bmc150: add mount matrix support

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Message-ID: <20190220160754.GW9224@smile.fi.intel.com>
Date:   Wed, 20 Feb 2019 18:07:54 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     "H. Nikolaus Schaller" <hns@...delico.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Charles Keepax <ckeepax@...nsource.cirrus.com>,
        Song Qiang <songqiang1304521@...il.com>,
        letux-kernel@...nphoenux.org, Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/9] iio: accel: bmc150: add mount matrix support

On Wed, Feb 20, 2019 at 03:00:50PM +0100, H. Nikolaus Schaller wrote:
> This patch allows to read a mount-matrix device tree
> property and report to user-space or in-kernel iio
> clients.

> +static const struct iio_mount_matrix *
> +bmc150_accel_get_mount_matrix(const struct iio_dev *indio_dev,
> +				const struct iio_chan_spec *chan)
> +{
> +	return &((struct bmc150_accel_data *)iio_priv(indio_dev))->orientation;

It's hard to read.

Can you split such lines in your series to something like

struct bmc150_accel_data *data = iio_priv(indio_dev);

return &data->orientation;

?

> +}
> +
> +static const struct iio_chan_spec_ext_info bmc150_accel_ext_info[] = {
> +	IIO_MOUNT_MATRIX(IIO_SHARED_BY_DIR, bmc150_accel_get_mount_matrix),
> +	{ },

Terminator lines better without comma.

> +};

-- 
With Best Regards,
Andy Shevchenko