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drm/sun4i: backend: Make zpos configurable
authorMaxime Ripard <maxime.ripard@bootlin.com>
Fri, 16 Feb 2018 17:39:34 +0000 (18:39 +0100)
committerMaxime Ripard <maxime.ripard@bootlin.com>
Thu, 22 Feb 2018 15:20:16 +0000 (16:20 +0100)
commitded4f346ac168e45b9d25a08a069915699bce1df
treefc5dce8c8730309ab6dbc98f28ff4084eda06551
parent70d2850ee39d3be86b484cd1f15545e0038109ff
drm/sun4i: backend: Make zpos configurable

Now that we have everything in place, we can make zpos configurable now.
Change the zpos property from an immutable one to a regular.

Reviewed-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Link: https://patchwork.freedesktop.org/patch/msgid/0ab187956855db86972d936e6751181649e0d035.1518802627.git-series.maxime.ripard@bootlin.com
drivers/gpu/drm/sun4i/sun4i_layer.c