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>
This commit is contained in:
Rob Clark 2014-04-01 20:16:57 -04:00
parent dc415ff97d
commit 9922ab5a7e
2 changed files with 28 additions and 0 deletions

View File

@ -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 */

View File

@ -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;