linux-kernel - [PATCH 17/19] drm/sun4i: backend: Make zpos configurable

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Message-Id: <fe77a0093bb2e708e275b6f5998248cbcec89601.1515494838.git-series.maxime.ripard@free-electrons.com>
Date:   Tue,  9 Jan 2018 11:56:36 +0100
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Daniel Vetter <daniel.vetter@...el.com>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Sean Paul <seanpaul@...omium.org>
Cc:     dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
        thomas@...sch.nl
Subject: [PATCH 17/19] 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.

Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 drivers/gpu/drm/sun4i/sun4i_layer.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c
index ec7b906dbb84..9e538f761dcb 100644
--- a/drivers/gpu/drm/sun4i/sun4i_layer.c
+++ b/drivers/gpu/drm/sun4i/sun4i_layer.c
@@ -163,6 +163,9 @@ static struct sun4i_layer *sun4i_layer_init_one(struct drm_device *drm,
 			     &sun4i_backend_layer_helper_funcs);
 	layer->backend = backend;
 
+	drm_plane_create_zpos_property(&layer->plane, 0, 0,
+				       SUN4I_BACKEND_NUM_LAYERS - 1);
+
 	return layer;
 }
 
@@ -189,8 +192,6 @@ struct drm_plane **sun4i_layers_init(struct drm_device *drm,
 			return ERR_CAST(layer);
 		};
 
-		drm_plane_create_zpos_immutable_property(&layer->plane, i);
-
 		layer->id = i;
 		planes[i] = &layer->plane;
 	};
-- 
git-series 0.9.1