feat(ff-a): adding notifications SMC IDs

Defining SMC IDs for FF-A v1.1 notifications functionality, and adding
them to SPMD SMC handler, to ensure calls are forwarded to the SPMC.

Signed-off-by: J-Alves <joao.alves@arm.com>
Change-Id: Icc88aded0fd33507f7795e996bd4ff1c2fe679c8

include/services/ffa_svc.h

@@ -128,6 +128,16 @@
 #define FFA_MEM_RETRIEVE_RESP	FFA_FID(SMC_32, FFA_FNUM_MEM_RETRIEVE_RESP)
 #define FFA_MEM_RELINQUISH	FFA_FID(SMC_32, FFA_FNUM_MEM_RELINQUISH)
 #define FFA_MEM_RECLAIM	FFA_FID(SMC_32, FFA_FNUM_MEM_RECLAIM)
+#define FFA_NOTIFICATION_BITMAP_CREATE	\
+	FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_BITMAP_CREATE)
+#define FFA_NOTIFICATION_BITMAP_DESTROY	\
+	FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_BITMAP_DESTROY)
+#define FFA_NOTIFICATION_BIND	FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_BIND)
+#define FFA_NOTIFICATION_UNBIND FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_UNBIND)
+#define FFA_NOTIFICATION_SET 	FFA_FID(SMC_32, FFA_FNUM_NOTIFICATION_SET)
+#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_SPM_ID_GET		FFA_FID(SMC_32, FFA_FNUM_SPM_ID_GET)
 
 /* FFA SMC64 FIDs */
@@ -145,6 +155,8 @@
 	FFA_FID(SMC_64, FFA_FNUM_MEM_RETRIEVE_REQ)
 #define FFA_SECONDARY_EP_REGISTER_SMC64 \
 	FFA_FID(SMC_64, FFA_FNUM_SECONDARY_EP_REGISTER)
+#define FFA_NOTIFICATION_INFO_GET_SMC64 \
+	FFA_FID(SMC_64, FFA_FNUM_NOTIFICATION_INFO_GET)
 
 /*
  * Reserve a special value for traffic targeted to the Hypervisor or SPM.

services/std_svc/spmd/spmd_main.c

@@ -620,9 +620,19 @@ uint64_t spmd_smc_handler(uint32_t smc_fid,
 	case FFA_RXTX_MAP_SMC64:
 	case FFA_RXTX_UNMAP:
 	case FFA_PARTITION_INFO_GET:
+#if MAKE_FFA_VERSION(1, 1) <= FFA_VERSION_COMPILED
+	case FFA_NOTIFICATION_BITMAP_CREATE:
+	case FFA_NOTIFICATION_BITMAP_DESTROY:
+	case FFA_NOTIFICATION_BIND:
+	case FFA_NOTIFICATION_UNBIND:
+	case FFA_NOTIFICATION_SET:
+	case FFA_NOTIFICATION_GET:
+	case FFA_NOTIFICATION_INFO_GET:
+	case FFA_NOTIFICATION_INFO_GET_SMC64:
+#endif
 		/*
-		 * Should not be allowed to forward FFA_PARTITION_INFO_GET
-		 * from Secure world to Normal world
+		 * Above calls should not be forwarded from Secure world to
+		 * Normal world.
 		 *
 		 * Fall through to forward the call to the other world
 		 */