linux-kernel - Re: [PATCH 1/6] iio:pressure:ms5637: switch to probe

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Date:   Sun, 13 Dec 2020 17:04:53 +0000
From:   Jonathan Cameron <jic23@...nel.org>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        linux-iio <linux-iio@...r.kernel.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/6] iio:pressure:ms5637: switch to probe_new

On Sat, 12 Dec 2020 15:26:17 +0200
Andy Shevchenko <andy.shevchenko@...il.com> wrote:

> On Thu, Dec 10, 2020 at 2:01 AM Alexandre Belloni
> <alexandre.belloni@...tlin.com> wrote:
> >
> > Switch to the modern i2c probe_new callback and drop the i2c_device_id
> > array.  
> 
> First part is okay.
> The second is interesting. It depends if we would like to keep a
> possibility to instantiate devices from user space (strictly speaking
> it's an ABI breakage).
> 
We've also been bitten by this recently via greybus which does
it's instantiations using the i2c_device_id table as I understand it.
That's resulted in us reverting a few specific cases where we'd
done pretty much what you have done here.

So drop that part of the change.

Thanks,

Jonathan