linux-kernel - Re: [PATCH] iio: core: Use datasheet name as fallback for label

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Message-ID: <aQDYbRutGLgDmWNu@smile.fi.intel.com>
Date: Tue, 28 Oct 2025 16:51:25 +0200
From: Andy Shevchenko <andriy.shevchenko@...el.com>
To: Chen-Yu Tsai <wens@...nel.org>
Cc: Nuno Sá <noname.nuno@...il.com>,
	Jonathan Cameron <jic23@...nel.org>,
	David Lechner <dlechner@...libre.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Andy Shevchenko <andy@...nel.org>, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] iio: core: Use datasheet name as fallback for label

On Tue, Oct 28, 2025 at 10:36:35PM +0800, Chen-Yu Tsai wrote:
> On Tue, Oct 28, 2025 at 5:22 PM Nuno Sá <noname.nuno@...il.com> wrote:

...

> The axp20x-adc driver currently provides _no_ labels. Would adding labels
> now be considered backward incompatible?

It can be considered forward-incompatible :-)

This kind of discussions happen in IIO in the past and probably still will in
the future. Namely "What should be unique (enough?) string to recognise chip
(platform?)?"

So, you see, we need to answer first "What do we want to recognise?
The platform or the chip?" Then decide what uniquiness will be enough.

-- 
With Best Regards,
Andy Shevchenko