diff --git a/exynos4/hal/libgralloc_ump/gralloc_module.cpp b/exynos4/hal/libgralloc_ump/gralloc_module.cpp
index 1079785..de10104 100644
--- a/exynos4/hal/libgralloc_ump/gralloc_module.cpp
+++ b/exynos4/hal/libgralloc_ump/gralloc_module.cpp
@@ -847,32 +847,6 @@ static int gralloc_perform(struct gralloc_module_t const* module,
                     hnd, *outFormat);
             } break;
 
-        case GRALLOC1_ADAPTER_PERFORM_GET_PRODUCER_USAGE:
-            {
-                auto hnd =  va_arg(args, private_handle_t*);
-                auto outUsage = va_arg(args, uint64_t*);
-                *outUsage = hnd->producer_usage;
-                ALOGV("%s: (%p) GRALLOC1_ADAPTER_PERFORM_GET_PRODUCER_USAGE 0x%08x", __func__,
-                    hnd, hnd->producer_usage);
-            } break;
-        case GRALLOC1_ADAPTER_PERFORM_GET_CONSUMER_USAGE:
-            {
-                auto hnd =  va_arg(args, private_handle_t*);
-                auto outUsage = va_arg(args, uint64_t*);
-                *outUsage = hnd->consumer_usage;
-                ALOGV("%s: (%p) GRALLOC1_ADAPTER_PERFORM_GET_CONSUMER_USAGE 0x%08x", __func__,
-                    hnd, hnd->consumer_usage);
-            } break;
-
-        case GRALLOC1_ADAPTER_PERFORM_GET_BACKING_STORE:
-            {
-                auto hnd =  va_arg(args, private_handle_t*);
-                auto outBackingStore = va_arg(args, uint64_t*);
-                *outBackingStore = hnd->backing_store;
-                ALOGV("%s: (%p) GRALLOC1_ADAPTER_PERFORM_GET_BACKING_STORE %llu", __func__,
-                    hnd, *outBackingStore);
-            } break;
-
         case GRALLOC1_ADAPTER_PERFORM_GET_NUM_FLEX_PLANES:
             {
                 auto hnd =  va_arg(args, private_handle_t*);