From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sanford Rockowitz <rockowitz-9+fK6rGKj7RBDgjK7y7TUQ@public.gmane.org>
Subject: Re: need guidance re amdgpu i2c
Date: Tue, 13 Sep 2016 16:43:31 -0400
Message-ID: <57D864F3.8090202@minsoft.com>
References: <57D7D925.4050306@minsoft.com>
 <e0498ba7-fc4a-4fa3-7362-88c7b88d78bb@inbox.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
In-Reply-To: <e0498ba7-fc4a-4fa3-7362-88c7b88d78bb-BoNl9JPmOHUAvxtiuMwx3w@public.gmane.org>
List-Id: Discussion list for AMD gfx <amd-gfx.lists.freedesktop.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/amd-gfx>,
 <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/amd-gfx>
List-Post: <mailto:amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
List-Help: <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/amd-gfx>,
 <mailto:amd-gfx-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=subscribe>
Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Sender: "amd-gfx" <amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
To: aelaric <aelaric-BoNl9JPmOHUAvxtiuMwx3w@public.gmane.org>, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
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