diff --git a/include/services/ffa_svc.h b/include/services/ffa_svc.h
index 7f0136c..8584489 100644
--- a/include/services/ffa_svc.h
+++ b/include/services/ffa_svc.h
@@ -101,6 +101,8 @@
 #define FFA_FNUM_MEM_RETRIEVE_RESP		U(0x75)
 #define FFA_FNUM_MEM_RELINQUISH			U(0x76)
 #define FFA_FNUM_MEM_RECLAIM			U(0x77)
+#define FFA_FNUM_MEM_FRAG_RX			U(0x7A)
+#define FFA_FNUM_MEM_FRAG_TX			U(0x7B)
 #define FFA_FNUM_NORMAL_WORLD_RESUME		U(0x7C)
 
 /* FF-A v1.1 */
@@ -156,6 +158,8 @@
 #define FFA_NOTIFICATION_GET 	FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_GET)
 #define FFA_NOTIFICATION_INFO_GET \
 	FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_INFO_GET)
+#define FFA_MEM_FRAG_RX	FFA_FID(SMC_32, FFA_FNUM_MEM_FRAG_RX)
+#define FFA_MEM_FRAG_TX	FFA_FID(SMC_32, FFA_FNUM_MEM_FRAG_TX)
 #define FFA_SPM_ID_GET		FFA_FID(SMC_32, FFA_FNUM_SPM_ID_GET)
 #define FFA_NORMAL_WORLD_RESUME	FFA_FID(SMC_32, FFA_FNUM_NORMAL_WORLD_RESUME)
 
diff --git a/services/std_svc/spmd/spmd_main.c b/services/std_svc/spmd/spmd_main.c
index 745c949..e388784 100644
--- a/services/std_svc/spmd/spmd_main.c
+++ b/services/std_svc/spmd/spmd_main.c
@@ -875,6 +875,8 @@
 	case FFA_MEM_RETRIEVE_RESP:
 	case FFA_MEM_RELINQUISH:
 	case FFA_MEM_RECLAIM:
+	case FFA_MEM_FRAG_TX:
+	case FFA_MEM_FRAG_RX:
 	case FFA_SUCCESS_SMC32:
 	case FFA_SUCCESS_SMC64:
 		/*