SPCI is now called PSA FF-A

SPCI is renamed as PSA FF-A which stands for Platform Security
Architecture Firmware Framework for A class processors.
This patch replaces the occurrence of SPCI with PSA FF-A(in documents)
or simply FFA(in code).

Change-Id: I4ab10adb9ffeef1ff784641dfafd99f515133760
Signed-off-by: J-Alves <joao.alves@arm.com>
diff --git a/services/std_svc/std_svc_setup.c b/services/std_svc/std_svc_setup.c
index 895fd29..cdd17bc 100644
--- a/services/std_svc/std_svc_setup.c
+++ b/services/std_svc/std_svc_setup.c
@@ -123,10 +123,10 @@
 
 #if defined(SPD_spmd)
 	/*
-	 * Dispatch SPCI calls to the SPCI SMC handler implemented by the SPM
+	 * Dispatch FFA calls to the FFA SMC handler implemented by the SPM
 	 * dispatcher and return its return value
 	 */
-	if (is_spci_fid(smc_fid)) {
+	if (is_ffa_fid(smc_fid)) {
 		return spmd_smc_handler(smc_fid, x1, x2, x3, x4, cookie,
 					handle, flags);
 	}