[PATCH 02/10] drm: rcar-du: Document the rcar_du_plane_state structure

[Laurent Pinchart]

Document the structure fields using kerneldoc.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas at ideasonboard.com>
---
 drivers/gpu/drm/rcar-du/rcar_du_plane.h | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.h 
b/drivers/gpu/drm/rcar-du/rcar_du_plane.h
index abff0ebeb195..5d2b764919d8 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_plane.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.h
@@ -46,11 +46,20 @@ struct rcar_du_planes {
        struct drm_property *zpos;
 };

+/*
+ * rcar_du_plane_state - Driver-specific plane state
+ * @state: base DRM plane state
+ * @format: information about the pixel format used by the plane
+ * @hwindex: 0-based hardware plane index, -1 means unused
+ * @alpha: value of the plane alpha property
+ * @colorkey: value of the plane colorkey property
+ * @zpos: value of the plane zpos property
+ */
 struct rcar_du_plane_state {
        struct drm_plane_state state;

        const struct rcar_du_format_info *format;
-       int hwindex;            /* 0-based, -1 means unused */
+       int hwindex;

        unsigned int alpha;
        unsigned int colorkey;
-- 
2.0.5