From 8ccd83ab921380953a0e5cebd941444f85c23ed1 Mon Sep 17 00:00:00 2001
From: Maciej Cencora <m.cencora@gmail.com>
Date: Sat, 6 Feb 2010 19:37:23 +0100
Subject: [PATCH] radeon: fallback to software in glCopyTexImage if blit isn't
 available

---
 src/mesa/drivers/dri/radeon/radeon_tex_copy.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/mesa/drivers/dri/radeon/radeon_tex_copy.c b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c
index 89fe991..a4bb03d 100644
--- a/src/mesa/drivers/dri/radeon/radeon_tex_copy.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tex_copy.c
@@ -53,6 +53,10 @@ do_copy_texsubimage(GLcontext *ctx,
     unsigned src_width;
     unsigned dst_width;
 
+    if (!radeon->vtbl.blit) {
+        return GL_FALSE;
+    }
+
     if (_mesa_get_format_bits(timg->base.TexFormat, GL_DEPTH_BITS) > 0) {
         rrb = radeon_get_depthbuffer(radeon);
     } else {
-- 
2.7.4