From 553e58f8efb399f96164e9de7f218606656ca644 Mon Sep 17 00:00:00 2001
From: OBattler <oubattler@gmail.com>
Date: Thu, 11 Jan 2024 02:11:23 +0100
Subject: [PATCH] Remove an unnecessary subtraction proven to be wrong by the
 S3 and IBM documentation and that was a result of VGADOC being vague.

---
 src/video/vid_svga.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/video/vid_svga.c b/src/video/vid_svga.c
index 142037696..39d6a2e22 100644
--- a/src/video/vid_svga.c
+++ b/src/video/vid_svga.c
@@ -617,7 +617,7 @@ svga_recalctimings(svga_t *svga)
         svga->vblankstart |= 0x200;
     svga->vblankstart++;
 
-    svga->hdisp = svga->crtc[1] - ((svga->crtc[3] & 0x60) >> 5);
+    svga->hdisp = svga->crtc[1];
     svga->hdisp++;
 
     svga->htotal = svga->crtc[0];