Add the screen cast changes

Add the sepolicy path.
Add the screen cast lib, so and server.
Add the kernel udmabuf support

Tracked-On: OAM-132445
Signed-off-by: HeYue <yue.he@intel.com>

Author: yhe39

groups/graphics/auto/BoardConfig.mk

@@ -71,4 +71,6 @@ BOARD_SEPOLICY_DIRS += $(INTEL_PATH_SEPOLICY)/graphics/composer3
 #Add app_render_setting_property folder to BOARD_SEPOLICY_DIRS
 BOARD_SEPOLICY_DIRS += $(INTEL_PATH_SEPOLICY)/app_render_setting_property
 
+BOARD_SEPOLICY_DIRS += $(INTEL_PATH_SEPOLICY)/graphics/screencast
+
 BOARD_SEPOLICY_M4DEFS += module_hwc_info_service=true

groups/graphics/auto/product.mk

@@ -74,6 +74,18 @@ PRODUCT_COPY_FILES += \
 PRODUCT_COPY_FILES += \
     vendor/intel/hardware/interfaces/graphic/dgpu-renderwlocal.cfg:vendor/etc/dgpu-renderwlocal.cfg
 
+# virtio-gpu backend
+PRODUCT_PACKAGES += \
+    libacrn_dm_backend \
+    DmBackendApp \
+    acrn-bkend-server \
+    dm-backend \
+    libCastFrontClientJni \
+    ScreenCastClient \
+    open-node \
+    probe-node \
+    VirtualDisplayDemo
+
 # DRM HWComposer
 PRODUCT_PACKAGES += \
     hwcomposer.drm_minigbm

groups/kernel/gmin64/config-lts/linux-intel-lts2023/x86_64_defconfig

@@ -5885,10 +5885,10 @@ CONFIG_DW_DMAC_PCI=y
 #
 CONFIG_SYNC_FILE=y
 CONFIG_SW_SYNC=y
-# CONFIG_UDMABUF is not set
-# CONFIG_DMABUF_MOVE_NOTIFY is not set
 # CONFIG_DMABUF_DEBUG is not set
 # CONFIG_DMABUF_SELFTESTS is not set
+CONFIG_UDMABUF=y
+CONFIG_DMABUF_MOVE_NOTIFY=y
 CONFIG_DMABUF_HEAPS=y
 CONFIG_DMABUF_SYSFS_STATS=y
 CONFIG_DMABUF_HEAPS_DEFERRED_FREE=y