From mboxrd@z Thu Jan  1 00:00:00 1970
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Subject: [PATCH 36/60] drm/omap: hdmi4: Register a drm_bridge for EDID read
Date: Sun,  7 Jul 2019 21:19:13 +0300
Message-ID: <20190707181937.6250-33-laurent.pinchart@ideasonboard.com>
References: <20190707180852.5512-1-laurent.pinchart@ideasonboard.com>
 <20190707181937.6250-1-laurent.pinchart@ideasonboard.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
Received: from perceval.ideasonboard.com (perceval.ideasonboard.com
 [213.167.242.64])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 81C4089B95
 for <dri-devel@lists.freedesktop.org>; Sun,  7 Jul 2019 18:33:23 +0000 (UTC)
In-Reply-To: <20190707181937.6250-1-laurent.pinchart@ideasonboard.com>
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: dri-devel@lists.freedesktop.org
Cc: Maxime Ripard <maxime.ripard@bootlin.com>, Sebastian Reichel <sebastian.reichel@collabora.com>, Tomi Valkeinen <tomi.valkeinen@ti.com>, Sean Paul <sean@poorly.run>
List-Id: dri-devel@lists.freedesktop.org
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