Merge changes from topic "od/ns-interrupts" into integration

* changes:
  spmd: add FFA_INTERRUPT forwarding
  doc: spm: update messaging method field

docs/components/psa-ffa-manifest-binding.rst

@@ -112,6 +112,8 @@ Partition Properties
       - 0x0: direct messaging method
       - 0x1: indirect messaging method
       - 0x2: both direct and indirect messaging methods
+      - 0x3: direct messaging method with managed exit support
+      - 0x4: both messaging methods with managed exit support
 
 - has-primary-scheduler
    - value type: <empty>
@@ -244,4 +246,4 @@ Device Regions
 
 --------------
 
-*Copyright (c) 2019-2020, Arm Limited and Contributors. All rights reserved.*
+*Copyright (c) 2019-2021, Arm Limited and Contributors. All rights reserved.*

services/std_svc/spmd/spmd_main.c

@@ -639,7 +639,7 @@ uint64_t spmd_smc_handler(uint32_t smc_fid,
 		}
 
 		/* Fall through to forward the call to the other world */
-
+	case FFA_INTERRUPT:
 	case FFA_MSG_YIELD:
 		/* This interface must be invoked only by the Secure world */
 		if (!secure_origin) {