[RFCv3,06/14] drm: helpers to find mode objects

Commit Message

Rob Clark Nov. 20, 2013, 8:48 p.m. UTC

Add a few more useful helpers to find mode objects.
---
 include/drm/drm_crtc.h | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

Patch

diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index a9b9977..d3abc9c 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -1170,6 +1170,15 @@  extern int drm_format_vert_chroma_subsampling(uint32_t format);
 extern const char *drm_get_format_name(uint32_t format);
 
 /* Helpers */
+
+static inline struct drm_plane *drm_plane_find(struct drm_device *dev,
+		uint32_t id)
+{
+	struct drm_mode_object *mo;
+	mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_PLANE);
+	return mo ? obj_to_plane(mo) : NULL;
+}
+
 static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev,
 	uint32_t id)
 {
@@ -1186,4 +1195,20 @@  static inline struct drm_encoder *drm_encoder_find(struct drm_device *dev,
 	return mo ? obj_to_encoder(mo) : NULL;
 }
 
+static inline struct drm_connector *drm_connector_find(struct drm_device *dev,
+		uint32_t id)
+{
+	struct drm_mode_object *mo;
+	mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_CONNECTOR);
+	return mo ? obj_to_connector(mo) : NULL;
+}
+
+static inline struct drm_property_blob *
+drm_property_blob_find(struct drm_device *dev, uint32_t id)
+{
+	struct drm_mode_object *mo;
+	mo = drm_mode_object_find(dev, id, DRM_MODE_OBJECT_BLOB);
+	return mo ? obj_to_blob(mo) : NULL;
+}
+
 #endif /* __DRM_CRTC_H__ */