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drm: rcar-du: Let core take care of normalizing the zpos 

Set the drm_mode_config->normalize_zpos and call drm_atomic_helper_check()
from rcar_du_atomic_check() instead of re implementing the function locally.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
CC: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180321102029.15248-6-peter.ujfalusi@ti.com
This commit is contained in:
Peter Ujfalusi 2018-03-21 12:20:28 +02:00 committed by Tomi Valkeinen
parent 352f9a8419
commit 75def7785f
1 changed files with 2 additions and 9 deletions
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11
drivers/gpu/drm/rcar-du/rcar_du_kms.c
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@ -233,15 +233,7 @@ static int rcar_du_atomic_check(struct drm_device *dev,
struct rcar_du_device *rcdu = dev->dev_private;
int ret;
ret = drm_atomic_helper_check_modeset(dev, state);
if (ret)
return ret;
ret = drm_atomic_normalize_zpos(dev, state);
if (ret)
return ret;
ret = drm_atomic_helper_check_planes(dev, state);
ret = drm_atomic_helper_check(dev, state);
if (ret)
return ret;
@ -529,6 +521,7 @@ int rcar_du_modeset_init(struct rcar_du_device *rcdu)
dev->mode_config.min_height = 0;
dev->mode_config.max_width = 4095;
dev->mode_config.max_height = 2047;
dev->mode_config.normalize_zpos = true;
dev->mode_config.funcs = &rcar_du_mode_config_funcs;
dev->mode_config.helper_private = &rcar_du_mode_config_helper;