implement dimming with a texture on msm7k so it uses copybit
diff --git a/libs/surfaceflinger/Android.mk b/libs/surfaceflinger/Android.mk
index 16936e3..29b88e9 100644
--- a/libs/surfaceflinger/Android.mk
+++ b/libs/surfaceflinger/Android.mk
@@ -21,6 +21,10 @@
LOCAL_CFLAGS:= -DLOG_TAG=\"SurfaceFlinger\"
LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
+ifeq ($(TARGET_BOARD_PLATFORM), msm7k)
+ LOCAL_CFLAGS += -DDIM_WITH_TEXTURE
+endif
+
# need "-lrt" on Linux simulator to pick up clock_gettime
ifeq ($(TARGET_SIMULATOR),true)
ifeq ($(HOST_OS),linux)