From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Terje_Bergstr=F6m?= Subject: Re: [PATCH 5/6] gpu: drm: tegra: Prime support Date: Sat, 24 Nov 2012 09:11:57 +0200 Message-ID: <50B0733D.4040002@nvidia.com> References: <1353577684-7896-1-git-send-email-tbergstrom@nvidia.com> <1353577684-7896-6-git-send-email-tbergstrom@nvidia.com> <20121123215528.GB21555@avionic-0098.adnet.avionic-design.de> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20121123215528.GB21555-RM9K5IK7kjIyiCvfTdI0JKcOhU4Rzj621B7CTYaBSLdn68oJJulU0Q@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Thierry Reding Cc: "linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , Arto Merilainen List-Id: linux-tegra@vger.kernel.org On 23.11.2012 23:55, Thierry Reding wrote: > Nothing in this patch looks specific to Tegra. This should really be > added to the generic GEM CMA helpers. That was actually done at first. But then we started having difficulties with duplicate mappings and IOMMU, and mapping memory to correct device. We haven't yet figured out how to solve that for the generic case. That's we moved the code back to tegradrm. Terje