From mboxrd@z Thu Jan  1 00:00:00 1970
From: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
Subject: Re: [PATCH] iommu: arm-smmu: Set SCTLR.HUPCF bit
Date: Mon, 29 Oct 2018 19:10:00 +0000
Message-ID: <20181029191000.GD16739@arm.com>
References: <20180927224609.19515-1-robdclark@gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <freedreno-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
Content-Disposition: inline
In-Reply-To: <20180927224609.19515-1-robdclark-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/freedreno>,
 <mailto:freedreno-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=unsubscribe>
List-Archive: <https://lists.freedesktop.org/archives/freedreno>
List-Post: <mailto:freedreno-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
List-Help: <mailto:freedreno-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=help>
List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/freedreno>,
 <mailto:freedreno-request-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org?subject=subscribe>
Errors-To: freedreno-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Sender: "Freedreno" <freedreno-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>
To: Rob Clark <robdclark-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>, Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, freedreno-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
List-Id: iommu@lists.linux-foundation.org
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