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From:   Evan Green <evgreen@chromium.org>
Date:   Mon, 25 Feb 2019 15:56:10 -0800
Message-ID: <CAE=gft4_D=vtM_cbrQGKz8XwHUF_JR3A7uoJ93OsiLBmvW9L-Q@mail.gmail.com>
Subject: Re: [PATCH 10/13] memory: mtk-smi: Get rid of mtk_smi_larb_get/put
To:     Yong Wu <yong.wu@mediatek.com>
Cc:     Joerg Roedel <joro@8bytes.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Robin Murphy <robin.murphy@arm.com>,
        Tomasz Figa <tfiga@google.com>,
        Will Deacon <will.deacon@arm.com>,
        linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>,
        linux-arm-kernel@lists.infradead.org,
        iommu@lists.linux-foundation.org, Arnd Bergmann <arnd@arndb.de>,
        yingjoe.chen@mediatek.com, youlin.pei@mediatek.com,
        Nicolas Boichat <drinkcat@chromium.org>
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On Mon, Dec 31, 2018 at 8:53 PM Yong Wu <yong.wu@mediatek.com> wrote:
>
> After adding device_link between the iommu consumer and smi-larb,
> the pm_runtime_get(_sync) of smi-larb and smi-common will be called
> automatically. we can get rid of mtk_smi_larb_get/put.
>
> CC: Matthias Brugger <matthias.bgg@gmail.com>
> Signed-off-by: Yong Wu <yong.wu@mediatek.com>

It's possible that there's so little left in mediatek/smi.h that it
could be deleted entirely and its last remaining bits absorbed into
other locations. But maybe it's nice to keep those last little bits
used by mtk-smi.c away from the iommu definitions. So it seems fine
as-is to me.

Reviewed-by: Evan Green <evgreen@chromium.org>