linux-kernel - Re: [PATCH v3 2/3] iommu/tegra-smmu: Rework .probe_device and .attach

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Message-ID: <20201001075958.GB3919720@ulmo>
Date:   Thu, 1 Oct 2020 09:59:58 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Dmitry Osipenko <digetx@...il.com>
Cc:     Nicolin Chen <nicoleotsuka@...il.com>, joro@...tes.org,
        krzk@...nel.org, vdumpa@...dia.com, jonathanh@...dia.com,
        linux-tegra@...r.kernel.org, iommu@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/3] iommu/tegra-smmu: Rework .probe_device and
 .attach_dev

On Wed, Sep 30, 2020 at 07:29:12PM +0300, Dmitry Osipenko wrote:
> ...
> >> Secondly, I'm already about to use the new tegra_get_memory_controller()
> >> API for all the T20/30/124/210 EMC and devfreq drivers.
> > 
> > Also, this really proves the point I was trying to make about how this
> > is going to proliferate...
> 
> Sorry, I'm probably totally missing yours point.. "what" exactly will
> proliferate?

Making use of this lookup-by-compatible mechanism. If you provide a
function to make that easy, then people are going to use it, without
even thinking about whether or not it is a good idea.

Thierry

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