# --- T2-COPYRIGHT-BEGIN ---
# t2/package/*/xf86-video-rendition/05-no-planemask.patch
# Copyright (C) 2026 The T2 SDE Project
# SPDX-License-Identifier: GPL-2.0 or patched project license
# --- T2-COPYRIGHT-END ---

--- a/src/accelX.c	2026-07-12 13:26:51.914057843 +0200
+++ b/src/accelX.c
@@ -187,7 +187,11 @@
     /* RENDITIONSubsequentScreenToScreenCopy() derives the copy order from the
        coordinates and splits overlapping copies itself, so every direction is
        supported and XAA need not restrict itself to the two diagonal ones. */
-    pXAAinfo->CopyAreaFlags=NO_TRANSPARENCY;
+    /* The ucode's CMD_SCREEN_BLT has no planemask operand and
+       RENDITIONSetupForScreenToScreenCopy() discards the one XAA hands it, so
+       XAA must not route masked copies here. */
+    pXAAinfo->CopyAreaFlags=NO_TRANSPARENCY|
+                            NO_PLANEMASK;
     pXAAinfo->SetupForScreenToScreenCopy=
                 RENDITIONSetupForScreenToScreenCopy;
     pXAAinfo->SubsequentScreenToScreenCopy=