video: Add comments to struct sandbox_sdl_plat
This struct is not commented but needs it. Also fix the comment in
check_vidconsole_output() about the encoding for the rotation value.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Anatolij Gustschin <agust@denx.de>
diff --git a/test/dm/video.c b/test/dm/video.c
index 68f5ba4..729c31b 100644
--- a/test/dm/video.c
+++ b/test/dm/video.c
@@ -188,7 +188,8 @@
* check_vidconsole_output() - Run a text console test
*
* @uts: Test state
- * @rot: Console rotation (0, 90, 180, 270)
+ * @rot: Console rotation (0=normal orientation, 1=90 degrees clockwise,
+ * 2=upside down, 3=90 degree counterclockwise)
* @wrap_size: Expected size of compressed frame buffer for the wrap test
* @scroll_size: Same for the scroll test
* @return 0 on success