[PATCH] drm: Add documentation for struct drm_pane_size_hint

[abid-sayyad <sayyad.abid16@xxxxxxxxx>]

Fixed warning for the following:
./include/uapi/drm/drm_mode.h:869: warning: Function parameter or struct member
				'width' not described in 'drm_plane_size_hint'
./include/uapi/drm/drm_mode.h:869: warning: Function parameter or struct member
				'height' not described in 'drm_plane_size_hint'

Signed-off-by: abid-sayyad <sayyad.abid16@xxxxxxxxx>
---
 include/uapi/drm/drm_mode.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
index d390011b89b4..b581d384d4b5 100644
--- a/include/uapi/drm/drm_mode.h
+++ b/include/uapi/drm/drm_mode.h
@@ -864,7 +864,13 @@ struct drm_color_lut {
  * array of struct drm_plane_size_hint.
  */
 struct drm_plane_size_hint {
+	/**
+	 * @width : width of the plane in pixels.
+	 */
 	__u16 width;
+	/**
+	 * @height : height of the plane in pixels.
+	 */
 	__u16 height;
 };
 
-- 
2.39.2