Contributors: 4
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Daniel Lezcano |
80 |
52.98% |
3 |
50.00% |
| Robert Lee |
69 |
45.70% |
1 |
16.67% |
| JiSheng Zhang |
1 |
0.66% |
1 |
16.67% |
| Greg Kroah-Hartman |
1 |
0.66% |
1 |
16.67% |
| Total |
151 |
|
6 |
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARM_CPUIDLE_H
#define __ASM_ARM_CPUIDLE_H
#include <asm/proc-fns.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,\
.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)
struct device_node;
struct cpuidle_ops {
int (*suspend)(unsigned long arg);
int (*init)(struct device_node *, int cpu);
};
struct of_cpuidle_method {
const char *method;
const struct cpuidle_ops *ops;
};
#define CPUIDLE_METHOD_OF_DECLARE(name, _method, _ops) \
static const struct of_cpuidle_method __cpuidle_method_of_table_##name \
__used __section(__cpuidle_method_of_table) \
= { .method = _method, .ops = _ops }
extern int arm_cpuidle_suspend(int index);
extern int arm_cpuidle_init(int cpu);
#endif