From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH v1 4/4] drm/tegra: plane: Add custom CSC BLOB property Date: Fri, 20 Apr 2018 09:34:04 +0200 Message-ID: <20180420073404.GK31310@phenom.ffwll.local> References: <20180417090144.GZ31310@phenom.ffwll.local> <3b1c45ee-a48e-0cae-c7bc-b87e792f2b97@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <3b1c45ee-a48e-0cae-c7bc-b87e792f2b97@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Dmitry Osipenko Cc: Thierry Reding , Daniel Vetter , linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org List-Id: linux-tegra@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