Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Yong Wu <yong.wu@mediatek.com>
To:     Matthias Brugger <matthias.bgg@gmail.com>,
        Joerg Roedel <joro@8bytes.org>,
        Rob Herring <robh+dt@kernel.org>
CC:     Evan Green <evgreen@chromium.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>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <iommu@lists.linux-foundation.org>, <yong.wu@mediatek.com>,
        <youlin.pei@mediatek.com>, Nicolas Boichat <drinkcat@chromium.org>,
        Matthias Kaehlcke <mka@chromium.org>, <anan.sun@mediatek.com>,
        <cui.zhang@mediatek.com>, <chao.hao@mediatek.com>,
        <ming-fan.chen@mediatek.com>, <eizan@chromium.org>,
        <acourbot@chromium.org>,
        Yongqiang Niu <yongqiang.niu@mediatek.com>,
        CK Hu <ck.hu@mediatek.com>
Subject: [PATCH v4 10/17] drm/mediatek: Add pm runtime support for ovl and rdma
Date:   Sat, 30 May 2020 16:10:11 +0800
Message-ID: <1590826218-23653-11-git-send-email-yong.wu@mediatek.com>
In-Reply-To: <1590826218-23653-1-git-send-email-yong.wu@mediatek.com>
References: <1590826218-23653-1-git-send-email-yong.wu@mediatek.com>
MIME-Version: 1.0
Content-Type: text/plain
Content-Transfer-Encoding: base64
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
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