[PATCH 1/3] irqchip/gic-v3: Use switch/case statements in gic_cpu_pm_notifier

From: Florian Fainelli
Date: Tue Feb 14 2023 - 18:34:41 EST


No functional change, but facilitates adding new states in subsequent
changes.

Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
---
drivers/irqchip/irq-gic-v3.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index bb57ab8bff6a..b60fadb7eb44 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -1374,14 +1374,20 @@ static int gic_retrigger(struct irq_data *data)
static int gic_cpu_pm_notifier(struct notifier_block *self,
unsigned long cmd, void *v)
{
- if (cmd == CPU_PM_EXIT) {
+ switch (cmd) {
+ case CPU_PM_ENTER:
+ if (gic_dist_security_disabled()) {
+ gic_write_grpen1(0);
+ gic_enable_redist(false);
+ }
+ break;
+ case CPU_PM_EXIT:
if (gic_dist_security_disabled())
gic_enable_redist(true);
gic_cpu_sys_reg_init();
- } else if (cmd == CPU_PM_ENTER && gic_dist_security_disabled()) {
- gic_write_grpen1(0);
- gic_enable_redist(false);
+ break;
}
+
return NOTIFY_OK;
}

--
2.34.1