diff --git a/include/lib/aarch64/arch_helpers.h b/include/lib/aarch64/arch_helpers.h
index 7d24a53..65941e6 100644
--- a/include/lib/aarch64/arch_helpers.h
+++ b/include/lib/aarch64/arch_helpers.h
@@ -270,6 +270,8 @@
 DEFINE_SYSREG_RW_FUNCS(vpidr_el2)
 DEFINE_SYSREG_RW_FUNCS(vmpidr_el2)
 
+DEFINE_SYSREG_READ_FUNC(isr_el1)
+
 /* GICv3 System Registers */
 
 DEFINE_RENAME_SYSREG_RW_FUNCS(icc_sre_el1, ICC_SRE_EL1)
diff --git a/services/std_svc/psci/psci_afflvl_off.c b/services/std_svc/psci/psci_afflvl_off.c
index d1b7e88..ceb51f8 100644
--- a/services/std_svc/psci/psci_afflvl_off.c
+++ b/services/std_svc/psci/psci_afflvl_off.c
@@ -236,5 +236,13 @@
 				  end_afflvl,
 				  mpidr_nodes);
 
+	/*
+	 * Check if all actions needed to safely power down this cpu have
+	 * successfully completed. Enter a wfi loop which will allow the
+	 * power controller to physically power down this cpu.
+	 */
+	if (rc == PSCI_E_SUCCESS)
+		psci_power_down_wfi();
+
 	return rc;
 }
diff --git a/services/std_svc/psci/psci_afflvl_suspend.c b/services/std_svc/psci/psci_afflvl_suspend.c
index 35f9e4a..9ede65d 100644
--- a/services/std_svc/psci/psci_afflvl_suspend.c
+++ b/services/std_svc/psci/psci_afflvl_suspend.c
@@ -257,6 +257,7 @@
 			int start_afflvl,
 			int end_afflvl)
 {
+	int skip_wfi = 0;
 	mpidr_aff_map_nodes_t mpidr_nodes;
 	unsigned int max_phys_off_afflvl;
 
@@ -281,6 +282,16 @@
 				  mpidr_nodes);
 
 	/*
+	 * We check if there are any pending interrupts after the delay
+	 * introduced by lock contention to increase the chances of early
+	 * detection that a wake-up interrupt has fired.
+	 */
+	if (read_isr_el1()) {
+		skip_wfi = 1;
+		goto exit;
+	}
+
+	/*
 	 * Call the cpu suspend handler registered by the Secure Payload
 	 * Dispatcher to let it do any bookeeping. If the handler encounters an
 	 * error, it's expected to assert within
@@ -323,6 +334,7 @@
 	 */
 	psci_set_max_phys_off_afflvl(PSCI_INVALID_DATA);
 
+exit:
 	/*
 	 * Release the locks corresponding to each affinity level in the
 	 * reverse order to which they were acquired.
@@ -330,6 +342,8 @@
 	psci_release_afflvl_locks(start_afflvl,
 				  end_afflvl,
 				  mpidr_nodes);
+	if (!skip_wfi)
+		psci_power_down_wfi();
 }
 
 /*******************************************************************************
diff --git a/services/std_svc/psci/psci_main.c b/services/std_svc/psci/psci_main.c
index 7c68694..91d16f4 100644
--- a/services/std_svc/psci/psci_main.c
+++ b/services/std_svc/psci/psci_main.c
@@ -161,8 +161,6 @@
 			    MPIDR_AFFLVL0,
 			    target_afflvl);
 
-	psci_power_down_wfi();
-
 	/* Reset PSCI power state parameter for the core. */
 	psci_set_suspend_power_state(PSCI_INVALID_DATA);
 	return PSCI_E_SUCCESS;
@@ -182,14 +180,6 @@
 	rc = psci_afflvl_off(MPIDR_AFFLVL0, target_afflvl);
 
 	/*
-	 * Check if all actions needed to safely power down this cpu have
-	 * successfully completed. Enter a wfi loop which will allow the
-	 * power controller to physically power down this cpu.
-	 */
-	if (rc == PSCI_E_SUCCESS)
-		psci_power_down_wfi();
-
-	/*
 	 * The only error cpu_off can return is E_DENIED. So check if that's
 	 * indeed the case.
 	 */