diff --git a/build/soong/android/variable.go b/build/soong/android/variable.go
index 5cdcfd7..29247c0 100644
--- a/build/soong/android/variable.go
+++ b/build/soong/android/variable.go
@@ -48,6 +48,26 @@
 		Cppflags []string
 		Shared_libs []string
 	}
+	Uses_qcom_um_family struct {
+		Cflags []string
+		Srcs []string
+	}
+	Uses_qcom_um_3_18_family struct {
+		Header_libs []string
+		Shared_libs []string
+	}
+	Uses_qcom_um_4_4_family struct {
+		Header_libs []string
+		Shared_libs []string
+	}
+	Uses_qcom_um_4_9_family struct {
+		Header_libs []string
+		Shared_libs []string
+	}
+	Uses_qcom_um_4_14_family struct {
+		Header_libs []string
+		Shared_libs []string
+	}
 }
 
 type ProductVariables struct {
@@ -68,4 +88,9 @@
 	Uses_nvidia_enhancements  *bool `json:",omitempty"`
 	Uses_qcom_bsp_legacy  *bool `json:",omitempty"`
 	Uses_qti_camera_device  *bool `json:",omitempty"`
+	Uses_qcom_um_family  *bool `json:",omitempty"`
+	Uses_qcom_um_3_18_family  *bool `json:",omitempty"`
+	Uses_qcom_um_4_4_family  *bool `json:",omitempty"`
+	Uses_qcom_um_4_9_family  *bool `json:",omitempty"`
+	Uses_qcom_um_4_14_family  *bool `json:",omitempty"`
 }
diff --git a/build/soong/soong_config.mk b/build/soong/soong_config.mk
index f421c58..dda7978 100644
--- a/build/soong/soong_config.mk
+++ b/build/soong/soong_config.mk
@@ -21,6 +21,11 @@
 $(call add_json_bool, Uses_nvidia_enhancements, $(filter TRUE,$(NV_ANDROID_FRAMEWORK_ENHANCEMENTS)))
 $(call add_json_bool, Uses_qcom_bsp_legacy, $(filter true,$(TARGET_USES_QCOM_BSP_LEGACY)))
 $(call add_json_bool, Uses_qti_camera_device, $(filter true,$(TARGET_USES_QTI_CAMERA_DEVICE)))
+$(call add_json_bool, Uses_qcom_um_family, $(filter true,$(TARGET_USES_QCOM_UM_FAMILY)))
+$(call add_json_bool, Uses_qcom_um_3_18_family, $(filter true,$(TARGET_USES_QCOM_UM_3_18_FAMILY)))
+$(call add_json_bool, Uses_qcom_um_4_4_family, $(filter true,$(TARGET_USES_QCOM_UM_4_4_FAMILY)))
+$(call add_json_bool, Uses_qcom_um_4_9_family, $(filter true,$(TARGET_USES_QCOM_UM_4_9_FAMILY)))
+$(call add_json_bool, Uses_qcom_um_4_14_family, $(filter true,$(TARGET_USES_QCOM_UM_4_14_FAMILY)))
 
 # This causes the build system to strip out the last comma in our nested struct, to keep the JSON valid.
 _contents := $(_contents)__SV_END
diff --git a/config/BoardConfigQcom.mk b/config/BoardConfigQcom.mk
index 99339c0..5f00e9f 100644
--- a/config/BoardConfigQcom.mk
+++ b/config/BoardConfigQcom.mk
@@ -70,15 +70,23 @@
 else ifneq ($(filter $(UM_3_18_FAMILY),$(TARGET_BOARD_PLATFORM)),)
     MSM_VIDC_TARGET_LIST := $(UM_3_18_FAMILY)
     QCOM_HARDWARE_VARIANT := msm8996
+    TARGET_USES_QCOM_UM_FAMILY := true
+    TARGET_USES_QCOM_UM_3_18_FAMILY := true
 else ifneq ($(filter $(UM_4_4_FAMILY),$(TARGET_BOARD_PLATFORM)),)
     MSM_VIDC_TARGET_LIST := $(UM_4_4_FAMILY)
     QCOM_HARDWARE_VARIANT := msm8998
+    TARGET_USES_QCOM_UM_FAMILY := true
+    TARGET_USES_QCOM_UM_4_4_FAMILY := true
 else ifneq ($(filter $(UM_4_9_FAMILY),$(TARGET_BOARD_PLATFORM)),)
     MSM_VIDC_TARGET_LIST := $(UM_4_9_FAMILY)
     QCOM_HARDWARE_VARIANT := sdm845
+    TARGET_USES_QCOM_UM_FAMILY := true
+    TARGET_USES_QCOM_UM_4_9_FAMILY := true
 else ifneq ($(filter $(UM_4_14_FAMILY),$(TARGET_BOARD_PLATFORM)),)
     MSM_VIDC_TARGET_LIST := $(UM_4_14_FAMILY)
     QCOM_HARDWARE_VARIANT := sm8150
+    TARGET_USES_QCOM_UM_FAMILY := true
+    TARGET_USES_QCOM_UM_4_14_FAMILY := true
 else
     MSM_VIDC_TARGET_LIST := $(TARGET_BOARD_PLATFORM)
     QCOM_HARDWARE_VARIANT := $(TARGET_BOARD_PLATFORM)