From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joerg Roedel Subject: Re: [PATCH v1 0/4] iommu/tegra: gart: Couple corrections Date: Tue, 25 Jul 2017 16:43:35 +0200 Message-ID: <20170725144335.GC30429@8bytes.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Dmitry Osipenko Cc: Hiroshi Doyu , linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, Thierry Reding , Jonathan Hunter List-Id: iommu@lists.linux-foundation.org On Wed, Jul 05, 2017 at 07:29:44PM +0300, Dmitry Osipenko wrote: > I've added an experimental support of the GART to the Tegra DRM driver > and it ended up with a very positive result. During the testing of the > GART driver I've noticed couple of its minor shortcomings, so here the > patches to remedy them. > > Dmitry Osipenko (4): > iommu/tegra: gart: Don't unnecessarily allocate registers context > iommu/tegra: gart: Check whether page is already mapped > iommu/tegra: gart: Move PFN validation out of spinlock > iommu/tegra: gart: Correct number of unmapped bytes Patches look good to me (except patch 1, which I am not sure about, but maybe only due my limited knowledge about the hardware). So I take them when Thierry gives his Acked-by. Joerg