From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Osipenko Subject: Re: [RFC PATCH v2 1/2] drm: Add generic colorkey properties Date: Wed, 20 Jun 2018 15:20:26 +0300 Message-ID: <16624973.kIn7evqk0T@dimapc> References: <20180526155623.12610-1-digetx@gmail.com> <20180529071103.GL23723@intel.com> <20180619174011.GJ17671@n2100.armlinux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20180619174011.GJ17671@n2100.armlinux.org.uk> Sender: linux-kernel-owner@vger.kernel.org To: Russell King - ARM Linux Cc: Ville =?ISO-8859-1?Q?Syrj=E4l=E4?= , Laurent Pinchart , Thierry Reding , Neil Armstrong , Maxime Ripard , dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Alexandru Gheorghe , Ben Skeggs , Sinclair Yeh , Thomas Hellstrom , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-tegra@vger.kernel.org On Tuesday, 19 June 2018 20:40:12 MSK Russell King - ARM Linux wrote: > On Tue, May 29, 2018 at 10:11:03AM +0300, Ville Syrj=E4l=E4 wrote: > > On Tue, May 29, 2018 at 02:48:22AM +0300, Dmitry Osipenko wrote: > > > Though maybe "color components replacement" and "replacement with a > > > complete transparency" could be factored out into a specific color > > > keying modes.>=20 > > Yes. I've never seen those in any hardware. In fact I'm wondering where > > is the userspace for all these complex modes? Ie. should we even bother > > with them at this time? >=20 > Such hardware does exist - here's what Armada 510 supports (and is > supported via armada-drm): It shouldn't be a problem to extend the list of common color keying modes w= ith=20 a mode that is supported only by a particular HW. The only requirement for= =20 adding a new mode is that this mode must be utilized by opensource userspac= e=20 software.