linux-kernel - Re: [PATCH 00/11] ad_sigma_delta: convert all drivers to device-managed

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Date:   Tue, 11 May 2021 09:46:11 +0300
From:   Alexandru Ardelean <ardeleanalex@...il.com>
To:     Jonathan Cameron <Jonathan.Cameron@...wei.com>
Cc:     Alexandru Ardelean <aardelean@...iqon.com>,
        linux-iio <linux-iio@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Alexandru Tachici <alexandru.tachici@...log.com>,
        linux@...iqon.com
Subject: Re: [PATCH 00/11] ad_sigma_delta: convert all drivers to device-managed

On Mon, May 10, 2021 at 8:52 PM Jonathan Cameron
<Jonathan.Cameron@...wei.com> wrote:
>
> On Mon, 10 May 2021 15:55:12 +0300
> Alexandru Ardelean <aardelean@...iqon.com> wrote:
>
> > Well, for lack of a better title that's what this series does.
> > It merges Jonathan's patches from:
> >   * https://lore.kernel.org/linux-iio/20210508182319.488551-1-jic23@kernel.org/
> >     Patch 3/3 was a polished a bit with my comments from that review and also
> >     to use the devm_ad_sd_setup_buffer_and_trigger() function.
> >   * https://lore.kernel.org/linux-iio/20210509114118.660422-1-jic23@kernel.org/
> >     Added only to base the conversion to devm_
> >
> > The AD Sigma Delta family of ADC drivers share a lot of the logic in the
> > ad_sigma_delta lib-driver.
> >
> > This set introduces a devm_ad_sd_setup_buffer_and_trigger() call, which
> > aims to replace the 'ad_sd_{setup,cleanup}_buffer_and_trigger()' pair.
> >
> > This helps with converting the AD7780, AD7791, AD7793 and AD7192
> > drivers use be fully converted to device-managed functions.
>
> Almost perfect code wise (just the one bug that predates this series I think).
>
> Couple of notes on series from process point of view.
>
> 1) Fixes at the front. Makes for uglier series but nicer backporting.

ack

> 2) Sign-off on everything - even the ones from me that you didn't change. From DCO
>    point of view you handled them (passed them back to me ;) so need your
>    sign off.  I have occasionally wondered if I should sign off again when this
>    happens :)

ack; will do it;

>
> If you don't do a v2, just reply to say you are fine with me fixing the sign offs
> and I can do it whilst applying.

i'll send a V2

>
> Thanks,
>
> Jonathan
>
> >
> > Alexandru Ardelean (7):
> >   iio: adc: ad_sigma_delta: introduct
> >     devm_ad_sd_setup_buffer_and_trigger()
> >   iio: adc: ad7793: convert to device-managed functions
> >   iio: adc: ad7791: convert to device-managed functions
> >   iio: adc: ad7780: convert to device-managed functions
> >   iio: adc: ad7192: use devm_clk_get_optional() for mclk
> >   iio: adc: ad7192: convert to device-managed functions
> >   iio: adc: ad_sigma_delta: remove
> >     ad_sd_{setup,cleanup}_buffer_and_trigger()
> >
> > Jonathan Cameron (4):
> >   iio: adc: ad7192: Avoid disabling a clock that was never enabled.
> >   iio: adc: ad7124: Fix missbalanced regulator enable / disable on
> >     error.
> >   iio: adc: ad7124: Fix potential overflow due to non sequential channel
> >     numbers
> >   iio: adc: ad7124: Use devm_ managed calls for all of probe() + drop
> >     remove()
> >
> >  drivers/iio/adc/ad7124.c               | 84 ++++++++++--------------
> >  drivers/iio/adc/ad7192.c               | 90 +++++++++++---------------
> >  drivers/iio/adc/ad7780.c               | 38 +++--------
> >  drivers/iio/adc/ad7791.c               | 44 ++++---------
> >  drivers/iio/adc/ad7793.c               | 53 +++++----------
> >  drivers/iio/adc/ad_sigma_delta.c       | 82 ++++++++---------------
> >  include/linux/iio/adc/ad_sigma_delta.h |  4 +-
> >  7 files changed, 141 insertions(+), 254 deletions(-)
> >
>