From: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Date: Wed, 30 Jul 2014 16:48:35 +0000 (+0200)
Subject: drm: sti: add GDP layer
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~125^2~16^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ba2d53fb6f16f1f854923a8c6fa452e235d608b0;p=pandora-kernel.git

drm: sti: add GDP layer

Generic Display Pipeline are one of the compositor input sub-devices.
GDP are dedicated to graphic input like RGB plans.
GDP is part of Compositor hardware block which will be introduce later.

A sti_layer structure is used to abstract GDP calls from Compositor.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Reviewed-by: Rob Clark <robdclark@gmail.com>
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