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https://github.com/edk2-porting/linux-next.git
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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>
56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Copyright (C) 2015 ARM Limited
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*/
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#ifndef __LINUX_PSCI_H
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#define __LINUX_PSCI_H
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#include <linux/init.h>
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#include <linux/types.h>
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#define PSCI_POWER_STATE_TYPE_STANDBY 0
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#define PSCI_POWER_STATE_TYPE_POWER_DOWN 1
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bool psci_tos_resident_on(int cpu);
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int psci_cpu_init_idle(unsigned int cpu);
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int psci_cpu_suspend_enter(unsigned long index);
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struct psci_operations {
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int (*cpu_suspend)(u32 state, unsigned long entry_point);
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int (*cpu_off)(u32 state);
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int (*cpu_on)(unsigned long cpuid, unsigned long entry_point);
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int (*migrate)(unsigned long cpuid);
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int (*affinity_info)(unsigned long target_affinity,
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unsigned long lowest_affinity_level);
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int (*migrate_info_type)(void);
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};
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extern struct psci_operations psci_ops;
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#if defined(CONFIG_ARM_PSCI_FW)
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int __init psci_dt_init(void);
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#else
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static inline int psci_dt_init(void) { return 0; }
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#endif
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#if defined(CONFIG_ARM_PSCI_FW) && defined(CONFIG_ACPI)
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int __init psci_acpi_init(void);
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bool __init acpi_psci_present(void);
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bool __init acpi_psci_use_hvc(void);
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#else
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static inline int psci_acpi_init(void) { return 0; }
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static inline bool acpi_psci_present(void) { return false; }
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#endif
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#endif /* __LINUX_PSCI_H */
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