From mboxrd@z Thu Jan  1 00:00:00 1970
From: Maxime Ripard <maxime.ripard@bootlin.com>
Subject: [PATCH v2 01/13] drm/sun4i: backend: Simplify the get_id logic
Date: Thu, 14 Mar 2019 21:16:22 +0100
Message-ID: <1a9bf911b0a40475da8025859032514131d5397b.1552594551.git-series.maxime.ripard@bootlin.com>
References: <cover.ec8b238cd65ed1e16d9e4574b695f76c9b14f0c0.1552594551.git-series.maxime.ripard@bootlin.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 relay12.mail.gandi.net (relay12.mail.gandi.net [217.70.178.232])
 by gabe.freedesktop.org (Postfix) with ESMTPS id 60E876E274
 for <dri-devel@lists.freedesktop.org>; Thu, 14 Mar 2019 20:16:41 +0000 (UTC)
In-Reply-To: <cover.ec8b238cd65ed1e16d9e4574b695f76c9b14f0c0.1552594551.git-series.maxime.ripard@bootlin.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: Chen-Yu Tsai <wens@csie.org>, Maxime Ripard <maxime.ripard@bootlin.com>
Cc: Sean Paul <seanpaul@chromium.org>, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org
List-Id: dri-devel@lists.freedesktop.org
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