From f1de38b851d274b16e8b58669a110b0124e0f40b Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Fri, 3 Sep 2010 16:33:17 -0600
Subject: [PATCH] libgl-xlib: enable galahad support

If the GALLIUM_GALAHAD env var is 1 we'll wrap the regular driver with
the galahad validation driver.
---
 src/gallium/targets/libgl-xlib/Makefile   |  3 ++-
 src/gallium/targets/libgl-xlib/SConscript |  4 ++++
 src/gallium/targets/libgl-xlib/xlib.c     | 12 ++++++++++++
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/src/gallium/targets/libgl-xlib/Makefile b/src/gallium/targets/libgl-xlib/Makefile
index fe0541543ab..88cc0cca6a4 100644
--- a/src/gallium/targets/libgl-xlib/Makefile
+++ b/src/gallium/targets/libgl-xlib/Makefile
@@ -25,7 +25,8 @@ INCLUDE_DIRS = \
 	$(X11_CFLAGS)
 
 DEFINES += \
-	-DGALLIUM_SOFTPIPE
+	-DGALLIUM_SOFTPIPE \
+	-DGALLIUM_GALAHAD
 #-DGALLIUM_CELL will be defined by the config */
 
 XLIB_TARGET_SOURCES = \
diff --git a/src/gallium/targets/libgl-xlib/SConscript b/src/gallium/targets/libgl-xlib/SConscript
index 88e216a65be..27b562e1d5d 100644
--- a/src/gallium/targets/libgl-xlib/SConscript
+++ b/src/gallium/targets/libgl-xlib/SConscript
@@ -48,6 +48,10 @@ if True:
     env.Append(CPPDEFINES = 'GALLIUM_SOFTPIPE')
     env.Prepend(LIBS = [softpipe])
 
+if True:
+    env.Append(CPPDEFINES = 'GALLIUM_GALAHAD')
+    env.Prepend(LIBS = [galahad])
+
 if env['llvm']:
     env.Append(CPPDEFINES = 'GALLIUM_LLVMPIPE')
     env.Tool('udis86')
diff --git a/src/gallium/targets/libgl-xlib/xlib.c b/src/gallium/targets/libgl-xlib/xlib.c
index 5a9c80c8566..5914f63352a 100644
--- a/src/gallium/targets/libgl-xlib/xlib.c
+++ b/src/gallium/targets/libgl-xlib/xlib.c
@@ -78,6 +78,10 @@ st_api_create_OpenGL()
 #include "cell/ppu/cell_public.h"
 #endif
 
+#ifdef GALLIUM_GALAHAD
+#include "galahad/glhd_public.h"
+#endif
+
 static struct pipe_screen *
 swrast_create_screen(struct sw_winsys *winsys)
 {
@@ -112,6 +116,14 @@ swrast_create_screen(struct sw_winsys *winsys)
       screen = softpipe_create_screen( winsys );
 #endif
 
+#if defined(GALLIUM_GALAHAD)
+   if (screen) {
+      struct pipe_screen *galahad_screen = galahad_screen_create(screen);
+      if (galahad_screen)
+         screen = galahad_screen;
+   }
+#endif
+
    return screen;
 }
 
-- 
2.30.2