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drm/meson: Add zpos immutable property to planes 

Add immutable zpos property to primary and overlay planes to specify
the current fixed zpos position.

Fixes: f9a2348196 ("drm/meson: Support Overlay plane for video rendering")
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190429075247.7946-1-narmstrong@baylibre.com
This commit is contained in:
Neil Armstrong 2019-04-29 09:52:47 +02:00
parent 7355965da2
commit fd311d880c
2 changed files with 6 additions and 0 deletions
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3
drivers/gpu/drm/meson/meson_overlay.c
View File

@ -578,6 +578,9 @@ int meson_overlay_create(struct meson_drm *priv)
drm_plane_helper_add(plane, &meson_overlay_helper_funcs);
/* For now, VD Overlay plane is always on the back */
drm_plane_create_zpos_immutable_property(plane, 0);
priv->overlay_plane = plane;
DRM_DEBUG_DRIVER("\n");

3
drivers/gpu/drm/meson/meson_plane.c
View File

@ -371,6 +371,9 @@ int meson_plane_create(struct meson_drm *priv)
drm_plane_helper_add(plane, &meson_plane_helper_funcs);
/* For now, OSD Primary plane is always on the front */
drm_plane_create_zpos_immutable_property(plane, 1);
priv->primary_plane = plane;
return 0;