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@xxxxxxxxxxx>
Fixes: e47726a11e11 ("drm/exynos: use generic code for managing zpos plane property")
Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_plane.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index d2a90dae5c71..38a2a7f1204b 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -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;
--
2.17.0
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