forked from mirrors/linux
21e8868e66
psci_power_state_loses_context() and psci_power_state_is_valid are only used internally now, so make them static. Signed-off-by: Jisheng Zhang <jszhang@marvell.com> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* Copyright (C) 2015 ARM Limited
|
|
*/
|
|
|
|
#ifndef __LINUX_PSCI_H
|
|
#define __LINUX_PSCI_H
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/types.h>
|
|
|
|
#define PSCI_POWER_STATE_TYPE_STANDBY 0
|
|
#define PSCI_POWER_STATE_TYPE_POWER_DOWN 1
|
|
|
|
bool psci_tos_resident_on(int cpu);
|
|
|
|
int psci_cpu_init_idle(unsigned int cpu);
|
|
int psci_cpu_suspend_enter(unsigned long index);
|
|
|
|
struct psci_operations {
|
|
int (*cpu_suspend)(u32 state, unsigned long entry_point);
|
|
int (*cpu_off)(u32 state);
|
|
int (*cpu_on)(unsigned long cpuid, unsigned long entry_point);
|
|
int (*migrate)(unsigned long cpuid);
|
|
int (*affinity_info)(unsigned long target_affinity,
|
|
unsigned long lowest_affinity_level);
|
|
int (*migrate_info_type)(void);
|
|
};
|
|
|
|
extern struct psci_operations psci_ops;
|
|
|
|
#if defined(CONFIG_ARM_PSCI_FW)
|
|
int __init psci_dt_init(void);
|
|
#else
|
|
static inline int psci_dt_init(void) { return 0; }
|
|
#endif
|
|
|
|
#if defined(CONFIG_ARM_PSCI_FW) && defined(CONFIG_ACPI)
|
|
int __init psci_acpi_init(void);
|
|
bool __init acpi_psci_present(void);
|
|
bool __init acpi_psci_use_hvc(void);
|
|
#else
|
|
static inline int psci_acpi_init(void) { return 0; }
|
|
static inline bool acpi_psci_present(void) { return false; }
|
|
#endif
|
|
|
|
#endif /* __LINUX_PSCI_H */
|