From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@bootlin.com (Maxime Ripard) Date: Wed, 18 Jul 2018 17:23:41 +0200 Subject: [PATCH v2] drm/sun4i: sun4i: Introduce a quirk for lowest plane alpha support In-Reply-To: <76279f0a265bfbe509074fcff3156a437e7091dd.camel@bootlin.com> References: <20180718092948.15334-1-paul.kocialkowski@bootlin.com> <76279f0a265bfbe509074fcff3156a437e7091dd.camel@bootlin.com> Message-ID: <20180718152341.zr32w5cjtpfec4xe@flea> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Jul 18, 2018 at 11:35:23AM +0200, Paul Kocialkowski wrote: > On Wed, 2018-07-18 at 11:29 +0200, Paul Kocialkowski wrote: > > Not all sunxi platforms with the first version of the Display Engine > > support an alpha component on the plane with the lowest z position > > (as in: lowest z-pos), that gets blended with the background color. > > > > In particular, the A13 is known to have this limitation. However, it was > > recently discovered that the A20 and A33 are capable of having alpha on > > their lowest plane. > > > > Thus, this introduces a specific quirk to indicate such support, > > per-platform. Since this was not tested on sun4i and sun6i platforms, a > > conservative approach is kept and this feature is not supported. > > Woops, I forgot to include PATCH 1/2 from v1, which did not change. > > Would it be preferable for me to send v2 again (and maybe call it v3) > for convenience? Yeah, resend it, and call it v2 resend (explaining why a resend was needed). Maxime -- Maxime Ripard, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering https://bootlin.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 833 bytes Desc: not available URL: