From: Svyatoslav Ryhel <clamor95@gmail.com>
Date: Tue, 23 Jan 2024 17:16:17 +0000 (+0200)
Subject: video: tegra20: dc: fix image shift on rotated panels
X-Git-Url: http://git.dujemihanovic.xyz/html/%7B%7B%20.Permalink%20%7D%7D?a=commitdiff_plain;h=dc43aa6a79083a909e373d9b5c6bff9d6da0a865;p=u-boot.git

video: tegra20: dc: fix image shift on rotated panels

Subtracting 1 from x and y fixes image shifting on rotated
panels.

Tested-by: Robert Eckelmann <longnoserob@gmail.com> # ASUS Grouper E1565
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/drivers/video/tegra20/tegra-dc.c b/drivers/video/tegra20/tegra-dc.c
index 7605e77bc1..bcc2748623 100644
--- a/drivers/video/tegra20/tegra-dc.c
+++ b/drivers/video/tegra20/tegra-dc.c
@@ -242,8 +242,8 @@ static int setup_window(struct tegra_lcd_priv *priv,
 			struct disp_ctl_win *win)
 {
 	if (priv->rotation) {
-		win->x = priv->width * 2;
-		win->y = priv->height;
+		win->x = priv->width * 2 - 1;
+		win->y = priv->height - 1;
 	} else {
 		win->x = 0;
 		win->y = 0;