imx-drm: ipuv3-plane: fix plane updates for active planes
authorPhilipp Zabel <p.zabel@pengutronix.de>
Wed, 8 Oct 2014 15:19:15 +0000 (17:19 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 4 Nov 2014 00:19:58 +0000 (16:19 -0800)
commit9a6660308c44a4fb8f7d6bcec6e4fb4c9afa4750
tree2e7a0b19c83877c4dddac1220b0a9066d3276d61
parent356f952472f24b3677f191f534479d7d1be0183e
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>
drivers/staging/imx-drm/ipuv3-plane.c
drivers/staging/imx-drm/ipuv3-plane.h