From: Philipp Zabel <p.zabel@pengutronix.de>
Date: Wed, 8 Oct 2014 15:19:15 +0000 (+0200)
Subject: imx-drm: ipuv3-plane: fix plane updates for active planes
X-Git-Tag: omap-for-v3.19/fixes-rc1~73^2~486
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9a6660308c44a4fb8f7d6bcec6e4fb4c9afa4750;p=pandora-kernel.git

imx-drm: ipuv3-plane: fix plane updates for active planes

While the DMA channel is running, it is not allowed to change anything
but the inactive (double) buffer base address, so resizing a plane or
changing to a frame buffer with different pixel format is not possible.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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