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@xxxxxxxxx>
---
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;
--
1.8.5.1
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