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Diffstat (limited to 'arch/arm/include/asm/psci.h')
-rw-r--r--arch/arm/include/asm/psci.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/include/asm/psci.h b/arch/arm/include/asm/psci.h
index c4ae171850f8..eb628a6679e8 100644
--- a/arch/arm/include/asm/psci.h
+++ b/arch/arm/include/asm/psci.h
@@ -16,6 +16,10 @@
#define PSCI_POWER_STATE_TYPE_STANDBY 0
#define PSCI_POWER_STATE_TYPE_POWER_DOWN 1
+#define PSCI_POWER_STATE_AFFINITY_LEVEL0 0
+#define PSCI_POWER_STATE_AFFINITY_LEVEL1 1
+#define PSCI_POWER_STATE_AFFINITY_LEVEL2 2
+#define PSCI_POWER_STATE_AFFINITY_LEVEL3 3
struct psci_power_state {
u16 id;
@@ -42,4 +46,12 @@ static inline void psci_init(void) { }
static inline bool psci_smp_available(void) { return false; }
#endif
+#ifdef CONFIG_ARM_PSCI
+extern int psci_probe(void);
+#else
+static inline int psci_probe(void)
+{
+ return -ENODEV;
+}
+#endif
#endif /* __ASM_ARM_PSCI_H */