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authorRob Clark <robdclark@gmail.com>2014-04-01 20:16:57 -0400
committerRob Clark <robdclark@gmail.com>2014-04-01 20:18:16 -0400
commit9922ab5a7e4a4e089b2abfb1425590b97a7a90a3 (patch)
tree5433db8d25b85f30ad9246821215812cc7d1b1ad /drivers/gpu/drm/drm_crtc.c
parentdc415ff97d6b8f21cc6d264962f3a857a8d44650 (diff)
drm: Add plane type property (v2)
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> Reviewed-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
-rw-r--r--drivers/gpu/drm/drm_crtc.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 60b903bdf528..eb2165954f18 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
*/
@@ -1050,6 +1057,10 @@ int drm_universal_plane_init(struct drm_device *dev, struct drm_plane *plane,
if (plane->type == DRM_PLANE_TYPE_OVERLAY)
dev->mode_config.num_overlay_plane++;
+ drm_object_attach_property(&plane->base,
+ dev->mode_config.plane_type_property,
+ plane->type);
+
out:
drm_modeset_unlock_all(dev);
@@ -1161,6 +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
@@ -4564,6 +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 */