1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __ASM_IDLE_H 3 #define __ASM_IDLE_H 4 5 #include <linux/cpuidle.h> 6 #include <linux/linkage.h> 7 8 extern void (*cpu_wait)(void); 9 extern void r4k_wait(void); 10 extern asmlinkage void __r4k_wait(void); 11 extern void r4k_wait_irqoff(void); 12 13 static inline int using_rollback_handler(void) 14 { 15 return cpu_wait == r4k_wait; 16 } 17 18 extern int mips_cpuidle_wait_enter(struct cpuidle_device *dev, 19 struct cpuidle_driver *drv, int index); 20 21 #define MIPS_CPUIDLE_WAIT_STATE {\ 22 .enter = mips_cpuidle_wait_enter,\ 23 .exit_latency = 1,\ 24 .target_residency = 1,\ 25 .power_usage = UINT_MAX,\ 26 .name = "wait",\ 27 .desc = "MIPS wait",\ 28 } 29 30 #endif /* __ASM_IDLE_H */ 31