| #ifndef __ASM_ARM_CPUIDLE_H |
| #define __ASM_ARM_CPUIDLE_H |
| |
| #ifdef CONFIG_CPU_IDLE |
| extern int arm_cpuidle_simple_enter(struct cpuidle_device *dev, |
| struct cpuidle_driver *drv, int index); |
| #else |
| static inline int arm_cpuidle_simple_enter(struct cpuidle_device *dev, |
| struct cpuidle_driver *drv, int index) { return -ENODEV; } |
| #endif |
| |
| /* Common ARM WFI state */ |
| #define ARM_CPUIDLE_WFI_STATE_PWR(p) {\ |
| .enter = arm_cpuidle_simple_enter,\ |
| .exit_latency = 1,\ |
| .target_residency = 1,\ |
| .power_usage = p,\ |
| .flags = CPUIDLE_FLAG_TIME_VALID,\ |
| .name = "WFI",\ |
| .desc = "ARM WFI",\ |
| } |
| |
| /* |
| * in case power_specified == 1, give a default WFI power value needed |
| * by some governors |
| */ |
| #define ARM_CPUIDLE_WFI_STATE ARM_CPUIDLE_WFI_STATE_PWR(UINT_MAX) |
| |
| #endif |
