Graphics: add GL3 Cache support for OSPM

BZ: 16808

Enable the GL3 support in kernel

Change-Id: I0b15eee3427acde7f92ec69025ab0fb693ed8963
Signed-off-by: yifei.xue <yifeix.xue@intel.com>
Signed-off-by: Tong, Bo <box.tong@intel.com>
Reviewed-on: http://android.intel.com:8080/31141
Reviewed-by: Yang, Fei <fei.yang@intel.com>
Reviewed-by: buildbot <buildbot@intel.com>
Tested-by: buildbot <buildbot@intel.com>

diff --git a/drivers/staging/mrst/medfield/Makefile b/drivers/staging/mrst/medfield/Makefile
index af892d5..52b1e3f 100644 (file)
--- a/drivers/staging/mrst/medfield/Makefile
+++ b/drivers/staging/mrst/medfield/Makefile
@@ -94,6 +94,16 @@ endif
 ccflags-$(CONFIG_DRM_MID_RELEASE) += -DBUILD="\"release\"" -DPVR_BUILD_TYPE="\"release\"" -DRELEASE
 ccflags-$(CONFIG_DRM_MID_DEBUG) += -DBUILD="\"debug\"" -DPVR_BUILD_TYPE="\"debug\"" -DDEBUG -DDEBUG_LINUX_MEM_AREAS -DDEBUG_LINUX_MEMORY_ALLOCATIONS -DDEBUG_LINUX_MMAP_AREAS -DDEBUG_BRIDGE_KM
 ccflags-$(CONFIG_PCI_MSI) += -DCONFIG_PCI_MSI
+
+GL3_EXTERNAL_SYSTEM_CACHE ?=1
+ifeq ($(GL3_EXTERNAL_SYSTEM_CACHE),1)
+   SUPPORT_EXTERNAL_SYSTEM_CACHE = y
+   CONFIG_MDFD_GL3 = y
+else
+   SUPPORT_EXTERNAL_SYSTEM_CACHE =
+   CONFIG_MDFD_GL3 =
+endif
+
 ccflags-$(CONFIG_MDFD_GL3) += -DSUPPORT_EXTERNAL_SYSTEM_CACHE -DCONFIG_MDFD_GL3