Add a plane type property to allow userspace to distinguish plane types.
v2: Driver-specific churn eliminated now that drm_plane_init() and drm_universal_plane_init() were separated out in a previous patch.
Signed-off-by: Matt Roper matthew.d.roper@intel.com --- drivers/gpu/drm/drm_crtc.c | 23 +++++++++++++++++++++++ include/drm/drm_crtc.h | 1 + 2 files changed, 24 insertions(+)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index a7384d7..eb21659 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -121,6 +121,13 @@ static const struct drm_prop_enum_list drm_dpms_enum_list[] =
DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list)
+static const struct drm_prop_enum_list drm_plane_type_enum_list[] = +{ + { DRM_PLANE_TYPE_OVERLAY, "Overlay" }, + { DRM_PLANE_TYPE_PRIMARY, "Primary" }, + { DRM_PLANE_TYPE_CURSOR, "Cursor" }, +}; + /* * Optional properties */ @@ -1165,6 +1172,21 @@ static int drm_mode_create_standard_connector_properties(struct drm_device *dev) return 0; }
+static int drm_mode_create_standard_plane_properties(struct drm_device *dev) +{ + struct drm_property *type; + + /* + * Standard properties (apply to all planes) + */ + type = drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE, + "type", drm_plane_type_enum_list, + ARRAY_SIZE(drm_plane_type_enum_list)); + dev->mode_config.plane_type_property = type; + + return 0; +} + /** * drm_mode_create_dvi_i_properties - create DVI-I specific connector properties * @dev: DRM device @@ -4568,6 +4590,7 @@ void drm_mode_config_init(struct drm_device *dev)
drm_modeset_lock_all(dev); drm_mode_create_standard_connector_properties(dev); + drm_mode_create_standard_plane_properties(dev); drm_modeset_unlock_all(dev);
/* Just to be sure */ diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index fee37b0..45bcfc2 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -771,6 +771,7 @@ struct drm_mode_config { struct list_head property_blob_list; struct drm_property *edid_property; struct drm_property *dpms_property; + struct drm_property *plane_type_property;
/* DVI-I properties */ struct drm_property *dvi_i_subconnector_property;