diff --git a/gralloc/QtiGralloc.h b/gralloc/QtiGralloc.h
index f43da3f..30ef86b 100644
--- a/gralloc/QtiGralloc.h
+++ b/gralloc/QtiGralloc.h
@@ -159,6 +159,8 @@
     PlaneLayoutComponentType_Raw = {VENDOR_QTI, PLANE_COMPONENT_TYPE_RAW};
 static const aidl::android::hardware::graphics::common::ExtendableType
     PlaneLayoutComponentType_Meta = {VENDOR_QTI, PLANE_COMPONENT_TYPE_META};
+static const aidl::android::hardware::graphics::common::ExtendableType
+    PlaneLayoutComponentType_Blob = {VENDOR_QTI, PLANE_COMPONENT_TYPE_BLOB};
 
 Error decodeMetadataState(hidl_vec<uint8_t> &in, bool *out);
 Error encodeMetadataState(bool *in, hidl_vec<uint8_t> *out);
diff --git a/gralloc/QtiGrallocDefs.h b/gralloc/QtiGrallocDefs.h
index 1ed7102..b314d70 100644
--- a/gralloc/QtiGrallocDefs.h
+++ b/gralloc/QtiGrallocDefs.h
@@ -90,6 +90,9 @@
 /* This flag is used to indicate No UBWC-P support */
 #define GRALLOC_USAGE_PRIVATE_NO_UBWC_P          1ULL << 54
 
+/* This flag is used to indicate UBWC_NV124R format usage */
+#define GRALLOC_USAGE_PRIVATE_ALLOC_UBWC_4R      1ULL << 55
+
 // OEM specific HAL formats
 #define HAL_PIXEL_FORMAT_RGBA_5551 6
 #define HAL_PIXEL_FORMAT_RGBA_4444 7
diff --git a/gralloc/QtiGrallocMetadata.h b/gralloc/QtiGrallocMetadata.h
index 61a4221..2e97198 100644
--- a/gralloc/QtiGrallocMetadata.h
+++ b/gralloc/QtiGrallocMetadata.h
@@ -88,6 +88,7 @@
 
 #define PLANE_COMPONENT_TYPE_RAW 20003
 #define PLANE_COMPONENT_TYPE_META 20004
+#define PLANE_COMPONENT_TYPE_BLOB 20005
 
 #define MAX_NAME_LEN 256