linux-kernel - Re: [PATCH v2 1/9] iio: buffer: dmaengine: unwrap the use of iio_buffer_set

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Message-ID: <CA+U=Dsp3SDEiKRF-VBS8FnW0q7TjArEiU1cjX-PxxdV8C3emjQ@mail.gmail.com>
Date:   Tue, 29 Sep 2020 11:13:44 +0300
From:   Alexandru Ardelean <ardeleanalex@...il.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Alexandru Ardelean <alexandru.ardelean@...log.com>,
        linux-iio <linux-iio@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Eugen Hristev <eugen.hristev@...rochip.com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        Benson Leung <bleung@...omium.org>,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        groeck@...omium.org,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
        Gwendal Grignou <gwendal@...omium.org>
Subject: Re: [PATCH v2 1/9] iio: buffer: dmaengine: unwrap the use of iio_buffer_set_attrs()

On Tue, Sep 29, 2020 at 10:49 AM Andy Shevchenko
<andy.shevchenko@...il.com> wrote:
>
> On Tue, Sep 29, 2020 at 10:09 AM Alexandru Ardelean
> <alexandru.ardelean@...log.com> wrote:
> >
> > The iio_buffer_set_attrs() helper will be removed in this series. So, just
> > assign the attributes of the DMAEngine buffer logic directly.
> >
> > This is IIO buffer core context, so there is direct access to the
> > buffer->attrs object.
> >
> > Signed-off-by: Alexandru Ardelean <alexandru.ardelean@...log.com>
> > ---
> >  drivers/iio/buffer/industrialio-buffer-dmaengine.c | 3 +--
> >  1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > diff --git a/drivers/iio/buffer/industrialio-buffer-dmaengine.c b/drivers/iio/buffer/industrialio-buffer-dmaengine.c
> > index 93b4e9e6bb55..becea9f68181 100644
> > --- a/drivers/iio/buffer/industrialio-buffer-dmaengine.c
> > +++ b/drivers/iio/buffer/industrialio-buffer-dmaengine.c
> > @@ -200,8 +200,7 @@ static struct iio_buffer *iio_dmaengine_buffer_alloc(struct device *dev,
> >
> >         iio_dma_buffer_init(&dmaengine_buffer->queue, chan->device->dev,
> >                 &iio_dmaengine_default_ops);
> > -       iio_buffer_set_attrs(&dmaengine_buffer->queue.buffer,
> > -               iio_dmaengine_buffer_attrs);
> > +       dmaengine_buffer->queue.buffer.attrs = iio_dmaengine_buffer_attrs;
> >
> >         dmaengine_buffer->queue.buffer.access = &iio_dmaengine_buffer_ops;
>
> A nit: can we group assignments together, like
> init()
> ...blank line...
> attr = ...
> access = ...

fine by me

>
> ?
>
> >
> > --
> > 2.17.1
> >
>
>
> --
> With Best Regards,
> Andy Shevchenko