linux-kernel - Re: [PATCH 09/13] drm/mediatek: Get rid of mtk_smi_larb

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Message-ID: <CAE=gft7NZtWOCcbNi9uDwru7abHn52R-NgYyU2cnBehf7rAhGA@mail.gmail.com>
Date:   Mon, 25 Feb 2019 15:55:51 -0800
From:   Evan Green <evgreen@...omium.org>
To:     Yong Wu <yong.wu@...iatek.com>
Cc:     Joerg Roedel <joro@...tes.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        Tomasz Figa <tfiga@...gle.com>,
        Will Deacon <will.deacon@....com>,
        linux-mediatek@...ts.infradead.org, srv_heupstream@...iatek.com,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>,
        linux-arm-kernel@...ts.infradead.org,
        iommu@...ts.linux-foundation.org, Arnd Bergmann <arnd@...db.de>,
        yingjoe.chen@...iatek.com, youlin.pei@...iatek.com,
        Nicolas Boichat <drinkcat@...omium.org>,
        CK Hu <ck.hu@...iatek.com>,
        Philipp Zabel <p.zabel@...gutronix.de>
Subject: Re: [PATCH 09/13] drm/mediatek: Get rid of mtk_smi_larb_get/put

On Mon, Dec 31, 2018 at 8:52 PM Yong Wu <yong.wu@...iatek.com> wrote:
>
> MediaTek IOMMU has already added the device_link between the consumer
> and smi-larb device. If the drm device call the pm_runtime_get_sync,
> the smi-larb's pm_runtime_get_sync also be called automatically.
>
> CC: CK Hu <ck.hu@...iatek.com>
> CC: Philipp Zabel <p.zabel@...gutronix.de>
> Signed-off-by: Yong Wu <yong.wu@...iatek.com>

Nice cleanup.

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