From mboxrd@z Thu Jan  1 00:00:00 1970
From: Archit Taneja <architt@codeaurora.org>
Subject: Re: [DPU PATCH 2/2] drm/msm/dsi: implement auto PHY timing calculator
 for 10nm PHY
Date: Sun, 8 Apr 2018 13:31:26 +0530
Message-ID: <21fa98da-15f4-ea09-6675-68620b6b25e2@codeaurora.org>
References: <1523087405-18877-1-git-send-email-abhinavk@codeaurora.org>
 <1523087405-18877-2-git-send-email-abhinavk@codeaurora.org>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <dri-devel-bounces@lists.freedesktop.org>
In-Reply-To: <1523087405-18877-2-git-send-email-abhinavk@codeaurora.org>
Content-Language: en-US
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: Abhinav Kumar <abhinavk@codeaurora.org>, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-arm-msm@vger.kernel.org
Cc: manojavm@codeaurora.org, hoegsberg@google.com, chandanu@codeaurora.org
List-Id: linux-arm-msm@vger.kernel.org
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=