From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751113AbdIEL3R (ORCPT ); Tue, 5 Sep 2017 07:29:17 -0400 Received: from mail.kapsi.fi ([91.232.154.25]:56646 "EHLO mail.kapsi.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750731AbdIEL3P (ORCPT ); Tue, 5 Sep 2017 07:29:15 -0400 Subject: Re: [PATCH v2 0/6] Host1x and VIC support for Tegra186 To: Mikko Perttunen , thierry.reding@gmail.com, jonathanh@nvidia.com, robh+dt@kernel.org, mark.rutland@arm.com, devicetree@vger.kernel.org, dnibade@nvidia.com, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, amerilainen@nvidia.com, linux-tegra@vger.kernel.org, sgurrappadi@nvidia.com, digetx@gmail.com, linux-arm-kernel@lists.infradead.org References: <20170905084306.19318-1-mperttunen@nvidia.com> <20170905111031.u4damueklnuliqt4@phenom.ffwll.local> From: Mikko Perttunen Message-ID: <408624d4-9e69-661a-950f-b8d8386d6a27@kapsi.fi> Date: Tue, 5 Sep 2017 14:28:59 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 In-Reply-To: <20170905111031.u4damueklnuliqt4@phenom.ffwll.local> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-SA-Exim-Connect-IP: 62.209.167.43 X-SA-Exim-Mail-From: cyndis@kapsi.fi X-SA-Exim-Scanned: No (on mail.kapsi.fi); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05.09.2017 14:10, Daniel Vetter wrote: > > Since this is new hw support, is there also open source userspace using > all this? The VIC HW in Tegra186 is backwards compatible with the one in Tegra210, which has open userspace (https://github.com/cyndis/vaapi-tegra-driver), so that userspace should remain compatible. The old firmware is not compatible so we need a new compatibility string for that. > > Thanks, Daniel Thanks, Mikko