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path: root/drivers/firmware/psci/psci.c
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Diffstat (limited to 'drivers/firmware/psci/psci.c')
-rw-r--r--drivers/firmware/psci/psci.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/firmware/psci/psci.c b/drivers/firmware/psci/psci.c
index 447ee4ea5c90..aef76d85cacf 100644
--- a/drivers/firmware/psci/psci.c
+++ b/drivers/firmware/psci/psci.c
@@ -465,11 +465,22 @@ int psci_cpu_suspend_enter(u32 state)
if (!psci_power_state_loses_context(state)) {
struct arm_cpuidle_irq_context context;
+ ct_cpuidle_enter();
arm_cpuidle_save_irq_context(&context);
ret = psci_ops.cpu_suspend(state, 0);
arm_cpuidle_restore_irq_context(&context);
+ ct_cpuidle_exit();
} else {
+ /*
+ * ARM64 cpu_suspend() wants to do ct_cpuidle_*() itself.
+ */
+ if (!IS_ENABLED(CONFIG_ARM64))
+ ct_cpuidle_enter();
+
ret = cpu_suspend(state, psci_suspend_finisher);
+
+ if (!IS_ENABLED(CONFIG_ARM64))
+ ct_cpuidle_exit();
}
return ret;