diff options
Diffstat (limited to 'include/linux/psci.h')
| -rw-r--r-- | include/linux/psci.h | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/include/linux/psci.h b/include/linux/psci.h index bdea1cb5e1db..4ca0060a3fc4 100644 --- a/include/linux/psci.h +++ b/include/linux/psci.h @@ -1,12 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* - * 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 */ @@ -14,6 +7,7 @@ #ifndef __LINUX_PSCI_H #define __LINUX_PSCI_H +#include <linux/arm-smccc.h> #include <linux/init.h> #include <linux/types.h> @@ -22,10 +16,13 @@ bool psci_tos_resident_on(int cpu); -int psci_cpu_init_idle(unsigned int cpu); -int psci_cpu_suspend_enter(unsigned long index); +int psci_cpu_suspend_enter(u32 state); +bool psci_power_state_is_valid(u32 state); +int psci_set_osi_mode(bool enable); +bool psci_has_osi_support(void); struct psci_operations { + u32 (*get_version)(void); int (*cpu_suspend)(u32 state, unsigned long entry_point); int (*cpu_off)(u32 state); int (*cpu_on)(unsigned long cpuid, unsigned long entry_point); @@ -37,6 +34,15 @@ struct psci_operations { extern struct psci_operations psci_ops; +struct psci_0_1_function_ids { + u32 cpu_suspend; + u32 cpu_on; + u32 cpu_off; + u32 migrate; +}; + +struct psci_0_1_function_ids get_psci_0_1_function_ids(void); + #if defined(CONFIG_ARM_PSCI_FW) int __init psci_dt_init(void); #else @@ -46,10 +52,11 @@ static inline int psci_dt_init(void) { return 0; } #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); +bool acpi_psci_use_hvc(void); #else static inline int psci_acpi_init(void) { return 0; } static inline bool acpi_psci_present(void) { return false; } +static inline bool acpi_psci_use_hvc(void) {return false; } #endif #endif /* __LINUX_PSCI_H */ |