From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754063AbeDTHeN (ORCPT ); Fri, 20 Apr 2018 03:34:13 -0400 Received: from mail-wr0-f196.google.com ([209.85.128.196]:42328 "EHLO mail-wr0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751033AbeDTHeI (ORCPT ); Fri, 20 Apr 2018 03:34:08 -0400 X-Google-Smtp-Source: AIpwx4+wDfyhWlvLvERzGq5B8WE9WZfgtKrUqhHaicYbZpIk1sRuDCgcif5kpRIotWRzH/W+eHCsdw== Date: Fri, 20 Apr 2018 09:34:04 +0200 From: Daniel Vetter To: Dmitry Osipenko Cc: Thierry Reding , Daniel Vetter , linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: Re: [PATCH v1 4/4] drm/tegra: plane: Add custom CSC BLOB property Message-ID: <20180420073404.GK31310@phenom.ffwll.local> Mail-Followup-To: Dmitry Osipenko , Thierry Reding , linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org References: <20180417090144.GZ31310@phenom.ffwll.local> <3b1c45ee-a48e-0cae-c7bc-b87e792f2b97@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3b1c45ee-a48e-0cae-c7bc-b87e792f2b97@gmail.com> X-Operating-System: Linux phenom 4.15.0-1-amd64 User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 17, 2018 at 08:31:11PM +0300, Dmitry Osipenko wrote: > On 17.04.2018 12:01, Daniel Vetter wrote: > > On Mon, Apr 16, 2018 at 03:16:28PM +0300, Dmitry Osipenko wrote: > >> This new property allows userspace to apply custom color conversion > >> coefficients per plane, making possible to utilize display controller > >> for color adjustments of a video overlay. > >> > >> Signed-off-by: Dmitry Osipenko > > > > Same here, this needs corresponding userspace: > > > > https://dri.freedesktop.org/docs/drm/gpu/drm-uapi.html#open-source-userspace-requirements > > > > And again there's even more people who discussed extending the existing > > color management support for crtcs to planes. I think we definitely want a > > standard interface for this, not each driver doing their own thing. > > Could you please point me to where that discussion is happening? https://patchwork.freedesktop.org/patch/209469/ is one I've found, but I think there's other efforts. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch