i915g: Allow wrapping with software pipes

src/gallium/targets/dri-i915/Makefile

@@ -6,11 +6,11 @@ LIBNAME = i915_dri.so
 PIPE_DRIVERS = \
 	$(TOP)/src/gallium/state_trackers/dri/drm/libdridrm.a \
 	$(TOP)/src/gallium/winsys/i915/drm/libi915drm.a \
+	$(TOP)/src/gallium/winsys/sw/wrapper/libwsw.a \
+	$(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
 	$(TOP)/src/gallium/drivers/galahad/libgalahad.a \
 	$(TOP)/src/gallium/drivers/trace/libtrace.a \
 	$(TOP)/src/gallium/drivers/rbug/librbug.a \
-	$(TOP)/src/gallium/drivers/softpipe/libsoftpipe.a \
-	$(TOP)/src/gallium/drivers/identity/libidentity.a \
 	$(TOP)/src/gallium/drivers/i915/libi915.a
 
 C_SOURCES = \
@@ -19,7 +19,11 @@ C_SOURCES = \
 	$(DRIVER_SOURCES)
 
 DRIVER_DEFINES = \
-	-DGALLIUM_RBUG -DGALLIUM_TRACE -DGALLIUM_GALAHAD
+	-DGALLIUM_RBUG -DGALLIUM_TRACE -DGALLIUM_GALAHAD -DGALLIUM_SOFTPIPE
+
+ifeq ($(MESA_LLVM),1)
+DRIVER_DEFINS += -DGALLIUM_LLVMPIPE
+endif
 
 include ../Makefile.dri
 

src/gallium/targets/dri-i915/target.c

@@ -1,5 +1,6 @@
 
 #include "state_tracker/drm_driver.h"
+#include "target-helpers/inline_wrapper_sw_helper.h"
 #include "target-helpers/inline_debug_helper.h"
 #include "i915/drm/i915_drm_public.h"
 #include "i915/i915_public.h"
@@ -18,6 +19,9 @@ create_screen(int fd)
    if (!screen)
       return NULL;
 
+   if (debug_get_bool_option("I915_SOFTWARE", FALSE))
+      screen = sw_screen_wrap(screen);
+
    screen = debug_screen_wrap(screen);
 
    return screen;