tree 85e34f4c030ee20ed7b9acad5a9842c7039a3fdf
parent de2d8db395c32d121d02871819444b631f73e0b6
author Boris Brezillon <boris.brezillon@bootlin.com> 1532439361 +0200
committer Boris Brezillon <boris.brezillon@bootlin.com> 1532546124 +0200

drm/vc4: Reset ->{x, y}_scaling[1] when dealing with uniplanar formats

This is needed to ensure ->is_unity is correct when the plane was
previously configured to output a multi-planar format with scaling
enabled, and is then being reconfigured to output a uniplanar format.

Fixes: fc04023fafec ("drm/vc4: Add support for YUV planes.")
Cc: <stable@vger.kernel.org>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20180724133601.32114-1-boris.brezillon@bootlin.com