[gentoo-commits] gentoo-x86 commit in x11-drivers/xf86-video-intel/files: xf86-video-intel-2.17-sna-offsets.patch

[Chi-Thanh Christopher Nguyen (chithanh)]

chithanh    11/11/25 23:30:19

  Added:                xf86-video-intel-2.17-sna-offsets.patch
  Log:
  Add patch to fix screen corruption, bug #391819.
  
  (Portage version: 2.2.0_alpha77/cvs/Linux x86_64)

Revision  Changes    Path
1.1                  x11-drivers/xf86-video-intel/files/xf86-video-intel-2.17-sna-offsets.patch

file : http://sources.gentoo.org/viewvc.cgi/gentoo-x86/x11-drivers/xf86-video-intel/files/xf86-video-intel-2.17-sna-offsets.patch?rev=1.1&view=markup
plain: http://sources.gentoo.org/viewvc.cgi/gentoo-x86/x11-drivers/xf86-video-intel/files/xf86-video-intel-2.17-sna-offsets.patch?rev=1.1&content-type=text/plain

Index: xf86-video-intel-2.17-sna-offsets.patch
===================================================================
From 16f5e224dcfd97012b38ee1af6c72dbe3c0f3304 Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@×××××××××××××××.uk>
Date: Fri, 25 Nov 2011 16:21:41 +0000
Subject: sna: Avoid the double application of drawable offsets for tiled spans

As we handle tiled spans indirectly, we need to avoid applying the
drawable offsets twice (once in the mi layer generating the spans, and
then once more in the tiled rect renderer).

Reported-by: Ulrich Müller <ulm@g.o>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=43245
Signed-off-by: Chris Wilson <chris@×××××××××××××××.uk>
---
diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c
index 1a35c4d..03020c9 100644
--- a/src/sna/sna_accel.c
+++ b/src/sna/sna_accel.c
@@ -2790,9 +2790,9 @@ sna_fill_spans(DrawablePtr drawable, GCPtr gc, int n,
 				return;
 
 			for (i = 0; i < n; i++) {
-				rect[i].x = pt[i].x;
+				rect[i].x = pt[i].x - drawable->x;
 				rect[i].width = width[i];
-				rect[i].y = pt[i].y;
+				rect[i].y = pt[i].y - drawable->y;
 				rect[i].height = 1;
 			}
 
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