linux-kernel - Re: [PATCH v1 01/10] spi: pxa2xx: Drop ACPI_PTR() and of_match

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Message-ID: <a30da48d-f801-4d0a-9db7-9c9bb159ca6b@sirena.org.uk>
Date: Tue, 26 Mar 2024 19:32:47 +0000
From: Mark Brown <broonie@...nel.org>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Daniel Mack <daniel@...que.org>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	Robert Jarzmik <robert.jarzmik@...e.fr>,
	Russell King <linux@...linux.org.uk>
Subject: Re: [PATCH v1 01/10] spi: pxa2xx: Drop ACPI_PTR() and of_match_ptr()

On Tue, Mar 26, 2024 at 09:20:05PM +0200, Andy Shevchenko wrote:

> For my knowledge there is none of the ACPI-based platform where CONFIG_ACPI
> needs to be 'n' while having the real device (as per ACPI ID table) to be on.
> That's why I answered purely from the compilation point of view.

I don't understand the relevance of that, and frankly can't make much
sense of it.

> Personally I see that dependency more confusing than hinting about anything.

When you don't have a dependency in Kconfig then people get offered the
device even if it is impossible for it to be useful on their platform.
The purpose of any || COMPILE_TEST dependency is to improve the
usability of Kconfig.

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