1 #ifndef __ASM_ARM_CPUIDLE_H
2 #define __ASM_ARM_CPUIDLE_H
4 #include <asm/proc-fns.h>
7 extern int arm_cpuidle_simple_enter(struct cpuidle_device *dev,
8 struct cpuidle_driver *drv, int index);
10 static inline int arm_cpuidle_simple_enter(struct cpuidle_device *dev,
11 struct cpuidle_driver *drv, int index) { return -ENODEV; }
14 /* Common ARM WFI state */
15 #define ARM_CPUIDLE_WFI_STATE_PWR(p) {\
16 .enter = arm_cpuidle_simple_enter,\
18 .target_residency = 1,\
25 * in case power_specified == 1, give a default WFI power value needed
28 #define ARM_CPUIDLE_WFI_STATE ARM_CPUIDLE_WFI_STATE_PWR(UINT_MAX)
33 int (*suspend)(unsigned long arg);
34 int (*init)(struct device_node *, int cpu);
37 struct of_cpuidle_method {
39 const struct cpuidle_ops *ops;
42 #define CPUIDLE_METHOD_OF_DECLARE(name, _method, _ops) \
43 static const struct of_cpuidle_method __cpuidle_method_of_table_##name \
44 __used __section(__cpuidle_method_of_table) \
45 = { .method = _method, .ops = _ops }
47 extern int arm_cpuidle_suspend(int index);
49 extern int arm_cpuidle_init(int cpu);