linux-kernel - Re: [PATCH v3 2/2] Support NVIDIA BlueField-3 pinctrl driver

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Date:   Thu, 16 Feb 2023 20:38:54 +0200
From:   Andy Shevchenko <andriy.shevchenko@...el.com>
To:     Asmaa Mnebhi <asmaa@...dia.com>
Cc:     "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>
Subject: Re: [PATCH v3 2/2] Support NVIDIA BlueField-3 pinctrl driver

On Thu, Feb 16, 2023 at 05:50:56PM +0000, Asmaa Mnebhi wrote:
> > +config PINCTRL_MLXBF
> > +	tristate "NVIDIA BlueField-3 SoC Pinctrl driver"
> > +	depends on (MELLANOX_PLATFORM && ARM64 && ACPI)
> 
> This is wrong.
> Please make sure you cover more testing.
> Also, do you really need an ACPI dependency?
> 
> Could you please provide more details on why this is wrong? All our upstreamed drivers use the same "depends on"
> Our pinctrl driver only applies to Mellanox platforms, ARM64 and use ACPI tables.

This is wrong because it narrows down testing coverage.

Besides that you need to define functional and build dependencies separately.

ACPI probably is not what you are using in the driver. I do not believe you
have at all dependency on it.

-- 
With Best Regards,
Andy Shevchenko