drm/i915/gvt: add acrngt support

Refine the structure based on the latest gvt-g structure

v4: use port mapping instead of plane restriction
v3: fix checkpatch error
v2: squash the patch that fix the racing condition when vgpu destroy

Signed-off-by: Fei Jiang <fei.jiang@intel.com>
Signed-off-by: Min He <min.he@intel.com>
Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Reviewed-by: Dong, Eddie <eddie.dong@intel.com>
Tested-by: Dong, Eddie <eddie.dong@intel.com>
Signed-off-by: Liu Xinyun <xinyun.liu@intel.com>
Signed-off-by: Xiaoguang Wu <xiaoguang.wu@intel.com>
Reviewed-by: Colin Xu <colin.xu@intel.com>

drivers/gpu/drm/i915/Kconfig

@@ -136,6 +136,16 @@ config DRM_I915_GVT_KVMGT
 	  Choose this option if you want to enable KVMGT support for
 	  Intel GVT-g.
 
+config DRM_I915_GVT_ACRN_GVT
+	tristate "Enable ACRN support for Intel GVT-g"
+	depends on DRM_I915_GVT
+	depends on ACRN_GUEST
+	depends on ACRN_VHM
+	default n
+	help
+          Choose this option if you want to enable ACRN_GVT support for
+          Intel GVT-g under ACRN hypervisor environment.
+
 menu "drm/i915 Debugging"
 depends on DRM_I915
 depends on EXPERT

drivers/gpu/drm/i915/gvt/Makefile

@@ -7,3 +7,4 @@ GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \
 
 ccflags-y				+= -I $(srctree)/$(src) -I $(srctree)/$(src)/$(GVT_DIR)/
 i915-y					+= $(addprefix $(GVT_DIR)/, $(GVT_SOURCE))
+obj-$(CONFIG_DRM_I915_GVT_ACRN_GVT)    	+= $(GVT_DIR)/acrngt.o