From mboxrd@z Thu Jan  1 00:00:00 1970
From: Takashi Iwai <tiwai@suse.de>
Subject: Re: [PATCH RFC v2 10/13] sound/core: add DRM ELD helper
Date: Sun, 05 Apr 2015 17:57:09 +0200
Message-ID: <s5ha8ymy3e2.wl-tiwai@suse.de>
References: <20150402092050.GH24899@n2100.arm.linux.org.uk>
 <E1YdbKA-00085Q-LL@rmk-PC.arm.linux.org.uk>
Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka")
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
In-Reply-To: <E1YdbKA-00085Q-LL@rmk-PC.arm.linux.org.uk>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/dri-devel>,
 <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://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: <http://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: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: Fabio Estevam <fabio.estevam@freescale.com>, alsa-devel@alsa-project.org, dri-devel@lists.freedesktop.org, Jaroslav Kysela <perex@perex.cz>, Mark Brown <broonie@kernel.org>, Yakir Yang <ykk@rock-chips.com>, linux-arm-kernel@lists.infradead.org
List-Id: alsa-devel@alsa-project.org
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