From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dmitry Osipenko <digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH v6 09/14] memory: tegra: Add EMC scaling support code for
 Tegra210
Date: Fri, 10 Apr 2020 17:25:06 +0300
Message-ID: <e015e35b-3f82-56e1-2d86-ebc467eb92f7@gmail.com>
References: <20200409175238.3586487-1-thierry.reding@gmail.com>
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To: Thierry Reding <thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Jon Hunter <jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>, Michael Turquette <mturquette-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>, Stephen Boyd <sboyd-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Joseph Lo <josephl-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-clk-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
List-Id: linux-tegra@vger.kernel.org

09.04.2020 20:52, Thierry Reding пишет:
...
> +static int tegra210_emc_remove(struct platform_device *pdev)
> +{
> +	struct tegra210_emc *emc = platform_get_drvdata(pdev);
> +
> +	debugfs_remove_recursive(emc->debugfs.root);
> +	tegra210_clk_emc_detach(emc->clk);

It's great that you want to make this driver modular, but I don't think
that it's a good idea to suddenly rip off the EMC clock from the users.

It should be better to simply disallow unloading of this driver once
it's loaded.