fix(plat/xilinx/versal): resolve misra R15.6

MISRA Violation: MISRA-C:2012 R.15.6
- The body of an iteration-statement or a selection-statement shall be
  a compound statement

Signed-off-by: Abhyuday Godhasara <abhyuday.godhasara@xilinx.com>
Change-Id: If1ccaa2f254ac85a329295de501e2b5558e8ff43
diff --git a/plat/xilinx/versal/plat_psci.c b/plat/xilinx/versal/plat_psci.c
index fa0284c..07d2534 100644
--- a/plat/xilinx/versal/plat_psci.c
+++ b/plat/xilinx/versal/plat_psci.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2020, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2021, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -26,8 +26,9 @@
 
 	VERBOSE("%s: mpidr: 0x%lx\n", __func__, mpidr);
 
-	if (cpu_id == -1)
+	if (cpu_id == -1) {
 		return PSCI_E_INTERN_FAIL;
+	}
 
 	proc = pm_get_proc(cpu_id);
 
@@ -53,9 +54,10 @@
 	unsigned int cpu_id = plat_my_core_pos();
 	const struct pm_proc *proc = pm_get_proc(cpu_id);
 
-	for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++)
+	for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++) {
 		VERBOSE("%s: target_state->pwr_domain_state[%lu]=%x\n",
 			__func__, i, target_state->pwr_domain_state[i]);
+	}
 
 	plat_versal_gic_cpuif_disable();
 
@@ -89,9 +91,10 @@
 	unsigned int cpu_id = plat_my_core_pos();
 	const struct pm_proc *proc = pm_get_proc(cpu_id);
 
-	for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++)
+	for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++) {
 		VERBOSE("%s: target_state->pwr_domain_state[%lu]=%x\n",
 			__func__, i, target_state->pwr_domain_state[i]);
+	}
 
 	/* Clear the APU power control register for this cpu */
 	pm_client_wakeup(proc);
@@ -126,8 +129,9 @@
 	pm_system_shutdown(XPM_SHUTDOWN_TYPE_SHUTDOWN,
 			  pm_get_shutdown_scope(), SECURE_FLAG);
 
-	while (1)
+	while (1) {
 		wfi();
+	}
 }
 
 /**
@@ -140,8 +144,9 @@
 	pm_system_shutdown(XPM_SHUTDOWN_TYPE_RESET,
 			  pm_get_shutdown_scope(), SECURE_FLAG);
 
-	while (1)
+	while (1) {
 		wfi();
+	}
 }
 
 /**
@@ -154,9 +159,10 @@
 	unsigned int cpu_id = plat_my_core_pos();
 	const struct pm_proc *proc = pm_get_proc(cpu_id);
 
-	for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++)
+	for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++) {
 		VERBOSE("%s: target_state->pwr_domain_state[%lu]=%x\n",
 			__func__, i, target_state->pwr_domain_state[i]);
+	}
 
 	/* Prevent interrupts from spuriously waking up this cpu */
 	plat_versal_gic_cpuif_disable();
@@ -192,14 +198,16 @@
 	assert(req_state);
 
 	/* Sanity check the requested state */
-	if (pstate == PSTATE_TYPE_STANDBY)
+	if (pstate == PSTATE_TYPE_STANDBY) {
 		req_state->pwr_domain_state[MPIDR_AFFLVL0] = PLAT_MAX_RET_STATE;
-	else
+	} else {
 		req_state->pwr_domain_state[MPIDR_AFFLVL0] = PLAT_MAX_OFF_STATE;
+	}
 
 	/* We expect the 'state id' to be zero */
-	if (psci_get_pstate_id(power_state))
+	if (psci_get_pstate_id(power_state)) {
 		return PSCI_E_INVALID_PARAMS;
+	}
 
 	return PSCI_E_SUCCESS;
 }