PSCI: Fix MISRA defects in ON/OFF/SUSPEND/SYSTEM_OFF
Fix violations of MISRA C-2012 Rules 8.13, 10.1, 10.3, 17.7 and 20.7.
Change-Id: I6f45a1069b742aebf9e1d6a403717b1522083f51
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
diff --git a/lib/psci/psci_system_off.c b/lib/psci/psci_system_off.c
index 13e9f4a..7cac4e9 100644
--- a/lib/psci/psci_system_off.c
+++ b/lib/psci/psci_system_off.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2014-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -16,14 +16,14 @@
{
psci_print_power_domain_map();
- assert(psci_plat_pm_ops->system_off);
+ assert(psci_plat_pm_ops->system_off != NULL);
/* Notify the Secure Payload Dispatcher */
- if (psci_spd_pm && psci_spd_pm->svc_system_off) {
+ if ((psci_spd_pm != NULL) && (psci_spd_pm->svc_system_off != NULL)) {
psci_spd_pm->svc_system_off();
}
- console_flush();
+ (void) console_flush();
/* Call the platform specific hook */
psci_plat_pm_ops->system_off();
@@ -35,14 +35,14 @@
{
psci_print_power_domain_map();
- assert(psci_plat_pm_ops->system_reset);
+ assert(psci_plat_pm_ops->system_reset != NULL);
/* Notify the Secure Payload Dispatcher */
- if (psci_spd_pm && psci_spd_pm->svc_system_reset) {
+ if ((psci_spd_pm != NULL) && (psci_spd_pm->svc_system_reset != NULL)) {
psci_spd_pm->svc_system_reset();
}
- console_flush();
+ (void) console_flush();
/* Call the platform specific hook */
psci_plat_pm_ops->system_reset();
@@ -50,32 +50,34 @@
/* This function does not return. We should never get here */
}
-int psci_system_reset2(uint32_t reset_type, u_register_t cookie)
+u_register_t psci_system_reset2(uint32_t reset_type, u_register_t cookie)
{
- int is_vendor;
+ unsigned int is_vendor;
psci_print_power_domain_map();
- assert(psci_plat_pm_ops->system_reset2);
+ assert(psci_plat_pm_ops->system_reset2 != NULL);
- is_vendor = (reset_type >> PSCI_RESET2_TYPE_VENDOR_SHIFT) & 1;
- if (!is_vendor) {
+ is_vendor = (reset_type >> PSCI_RESET2_TYPE_VENDOR_SHIFT) & 1U;
+ if (is_vendor == 0U) {
/*
* Only WARM_RESET is allowed for architectural type resets.
*/
if (reset_type != PSCI_RESET2_SYSTEM_WARM_RESET)
- return PSCI_E_INVALID_PARAMS;
- if (psci_plat_pm_ops->write_mem_protect &&
- psci_plat_pm_ops->write_mem_protect(0) < 0) {
- return PSCI_E_NOT_SUPPORTED;
+ return (u_register_t) PSCI_E_INVALID_PARAMS;
+ if ((psci_plat_pm_ops->write_mem_protect != NULL) &&
+ (psci_plat_pm_ops->write_mem_protect(0) < 0)) {
+ return (u_register_t) PSCI_E_NOT_SUPPORTED;
}
}
/* Notify the Secure Payload Dispatcher */
- if (psci_spd_pm && psci_spd_pm->svc_system_reset) {
+ if ((psci_spd_pm != NULL) && (psci_spd_pm->svc_system_reset != NULL)) {
psci_spd_pm->svc_system_reset();
}
- console_flush();
+ (void) console_flush();
- return psci_plat_pm_ops->system_reset2(is_vendor, reset_type, cookie);
+ return (u_register_t)
+ psci_plat_pm_ops->system_reset2((int) is_vendor, reset_type,
+ cookie);
}