[PATCH v4 06/12] expo: Correct background colour

[Simon Glass]

Use the correct background colour when using white-on-black.

Signed-off-by: Simon Glass <sjg at chromium.org>
Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
---

(no changes since v1)

 boot/expo.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/boot/expo.c b/boot/expo.c
index 139d684f8e6e..cadb6a0ad6e3 100644
--- a/boot/expo.c
+++ b/boot/expo.c
@@ -190,10 +190,12 @@ int expo_render(struct expo *exp)
 	struct udevice *dev = exp->display;
 	struct video_priv *vid_priv = dev_get_uclass_priv(dev);
 	struct scene *scn = NULL;
+	enum colour_idx back;
 	u32 colour;
 	int ret;
 
-	colour = video_index_to_colour(vid_priv, VID_WHITE);
+	back = CONFIG_IS_ENABLED(SYS_WHITE_ON_BLACK) ? VID_BLACK : VID_WHITE;
+	colour = video_index_to_colour(vid_priv, back);
 	ret = video_fill(dev, colour);
 	if (ret)
 		return log_msg_ret("fill", ret);
-- 
2.42.0.869.gea05f2083d-goog