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drm/exynos: Fix default value for zpos plane property

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The default zpos property for all planes in Exynos DRM was fixed as zero.
Fix this by providing proper value provided by hardware drivers, which
typically matches hardware window number.

Reported-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Fixes: e47726a11e ("drm/exynos: use generic code for managing zpos plane property")
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Marek Szyprowski 2018-05-23 12:15:50 +02:00 committed by Inki Dae
parent e9497dc2f3
commit e9dfe83d89
1 changed files with 4 additions and 5 deletions
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9
drivers/gpu/drm/exynos/exynos_drm_plane.c
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@ -289,13 +289,12 @@ static const struct drm_plane_helper_funcs plane_helper_funcs = {
};
static void exynos_plane_attach_zpos_property(struct drm_plane *plane,
bool immutable)
int zpos, bool immutable)
{
/* FIXME */
if (immutable)
drm_plane_create_zpos_immutable_property(plane, 0);
drm_plane_create_zpos_immutable_property(plane, zpos);
else
drm_plane_create_zpos_property(plane, 0, 0, MAX_PLANE - 1);
drm_plane_create_zpos_property(plane, zpos, 0, MAX_PLANE - 1);
}
int exynos_plane_init(struct drm_device *dev,
@ -320,7 +319,7 @@ int exynos_plane_init(struct drm_device *dev,
exynos_plane->index = index;
exynos_plane->config = config;
exynos_plane_attach_zpos_property(&exynos_plane->base,
exynos_plane_attach_zpos_property(&exynos_plane->base, config->zpos,
!(config->capabilities & EXYNOS_DRM_PLANE_CAP_ZPOS));
return 0;