From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hiroshi Doyu Subject: Re: [RFC 0/4] Add NVIDIA Tegra DRM support Date: Wed, 11 Apr 2012 14:46:42 +0200 Message-ID: <20120411.154642.1389197434468515943.hdoyu@nvidia.com> References: <1334146230-1795-1-git-send-email-thierry.reding@avionic-design.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1334146230-1795-1-git-send-email-thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org> 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: "thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org" , "joerg.roedel-5C7GfCeVMHo@public.gmane.org" , "devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org" Cc: "swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org" , "airlied-cv59FeDIM0c@public.gmane.org" , "dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" , "olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org" , "iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org" , "ccross-z5hGa2qSFaRBDgjK7y7TUQ@public.gmane.org" , "linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Jon Mayo List-Id: linux-tegra@vger.kernel.org From: Thierry Reding Subject: [RFC 0/4] Add NVIDIA Tegra DRM support Date: Wed, 11 Apr 2012 14:10:26 +0200 Message-ID: <1334146230-1795-1-git-send-email-thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org> > This series adds a basic DRM driver for NVIDIA Tegra 2 processors. It > currently only supports the RGB output and I've successfully tested it > against the fbcon kernel module and the xf86-video-modesetting driver. > The code uses the Tegra's IOMMU/GART to remap non-contiguous memory. > This means that currently video memory is limited to 32 MB, the size of > the GART aperture. > > Note that this is very early work-in-progress and there is a lot of room > for improvement and cleanup. You'll also note that there is still a > whole lot of debugging output, most of which is disabled by default. > > However I explicitly wanted to post this early to get feedback and to > discuss options on how to get this included in the mainline kernel. I > have been in contact with some people at NVIDIA and they seem to be > willing to work together on a solution that satisfies both their > requirements and those of the community. > > Thierry > > Thierry Reding (3): > iommu: tegra/gart: Add device tree support > drm: fixed: Add dfixed_frac() macro > drm: Add NVIDIA Tegra support > > Vandana Salve (1): > iommu: tegra/gart: use correct gart_device I guess that the following 2 patches can be merged now, independet of the rest of drm patches. [RFC 1/4] iommu: tegra/gart: use correct gart_device [RFC 2/4] iommu: tegra/gart: Add device tree support