diff --git a/drivers/firmware/psci.c b/drivers/firmware/psci.c
index 0ab477ba6564..04f2ac54e5ab 100644
--- a/drivers/firmware/psci.c
+++ b/drivers/firmware/psci.c
@@ -91,7 +91,7 @@ static inline bool psci_has_ext_power_state(void)
 				PSCI_1_0_FEATURES_CPU_SUSPEND_PF_MASK;
 }
 
-bool psci_power_state_loses_context(u32 state)
+static bool psci_power_state_loses_context(u32 state)
 {
 	const u32 mask = psci_has_ext_power_state() ?
 					PSCI_1_0_EXT_POWER_STATE_TYPE_MASK :
@@ -100,7 +100,7 @@ bool psci_power_state_loses_context(u32 state)
 	return state & mask;
 }
 
-bool psci_power_state_is_valid(u32 state)
+static bool psci_power_state_is_valid(u32 state)
 {
 	const u32 valid_mask = psci_has_ext_power_state() ?
 			       PSCI_1_0_EXT_POWER_STATE_MASK :
diff --git a/include/linux/psci.h b/include/linux/psci.h
index 393efe2edf9a..bdea1cb5e1db 100644
--- a/include/linux/psci.h
+++ b/include/linux/psci.h
@@ -21,8 +21,6 @@
 #define PSCI_POWER_STATE_TYPE_POWER_DOWN	1
 
 bool psci_tos_resident_on(int cpu);
-bool psci_power_state_loses_context(u32 state);
-bool psci_power_state_is_valid(u32 state);
 
 int psci_cpu_init_idle(unsigned int cpu);
 int psci_cpu_suspend_enter(unsigned long index);