linux-kernel - Re: [PATCH v2 04/13] regulator: Introduce tps68470-regulator driver

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Message-ID: <YWQZtj7N+2QoZKur@sirena.org.uk>
Date:   Mon, 11 Oct 2021 12:02:14 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Hans de Goede <hdegoede@...hat.com>
Cc:     "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Mark Gross <markgross@...nel.org>,
        Andy Shevchenko <andy@...radead.org>,
        Daniel Scally <djrscally@...il.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, Len Brown <lenb@...nel.org>,
        linux-acpi@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Kate Hsuan <hpa@...hat.com>, linux-media@...r.kernel.org,
        linux-clk@...r.kernel.org
Subject: Re: [PATCH v2 04/13] regulator: Introduce tps68470-regulator driver

On Sat, Oct 09, 2021 at 06:05:39PM +0200, Hans de Goede wrote:

> +/*
> + * The ACPI tps68470 probe-ordering depends on the clk/gpio/regulator drivers
> + * registering before the drivers for the camera-sensors which use them bind.
> + * subsys_initcall() ensures this when the drivers are builtin.
> + */
> +static int __init tps68470_regulator_init(void)
> +{
> +	return platform_driver_register(&tps68470_regulator_driver);
> +}
> +subsys_initcall(tps68470_regulator_init);

If this actually matters it is still going to get broken when the driver
is built as a module.  We've not been doing this given probe deferral.

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