From mboxrd@z Thu Jan  1 00:00:00 1970
From: Bibby Hsieh <bibby.hsieh@mediatek.com>
Subject: Re: [PATCH v2 13/13] drm/mediatek: config component output by
 device node port
Date: Fri, 21 Sep 2018 11:02:02 +0800
Message-ID: <1537498922.17379.3.camel@mtksdaap41>
References: <20180905083146.14727-1-bibby.hsieh@mediatek.com>
 <20180905083146.14727-14-bibby.hsieh@mediatek.com>
 <1536213802.4618.41.camel@mtksdaap41>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
In-Reply-To: <1536213802.4618.41.camel@mtksdaap41>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/dri-devel>
List-Post: <mailto:dri-devel@lists.freedesktop.org>
List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe>
Errors-To: dri-devel-bounces@lists.freedesktop.org
Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
To: CK Hu <ck.hu@mediatek.com>
Cc: linux-kernel@vger.kernel.org, Sascha Hauer <kernel@pengutronix.de>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel.vetter@ffwll.ch>, Cawa Cheng <cawa.cheng@mediatek.com>, dri-devel@lists.freedesktop.org, Mao Huang <littlecvr@chromium.org>, Thierry Reding <thierry.reding@gmail.com>, linux-mediatek@lists.infradead.org, Matthias Brugger <matthias.bgg@gmail.com>, Yingjoe Chen <yingjoe.chen@mediatek.com>, linux-arm-kernel@lists.infradead.org
List-Id: linux-mediatek@lists.infradead.org
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