diff options
| author | Stephen Boyd <sboyd@codeaurora.org> | 2015-10-02 11:15:13 -0700 |
|---|---|---|
| committer | Stephen Boyd <sboyd@codeaurora.org> | 2015-10-02 11:22:23 -0700 |
| commit | 9f30a04d768f64280dc0c40b730746e82f298d88 (patch) | |
| tree | e112853eb73627ed7b9a2ef8e4feab6685a0200e /include/linux/psci.h | |
| parent | 9e294bf88a583825a413df408b9fe9e658fb93ac (diff) | |
| parent | 7aba4f5201d1b7b3ddb0b03883d9edf69851ddad (diff) | |
Merge branch 'for-4.3-rc/ti-clk-fixes' of https://github.com/t-kristo/linux-pm into clk-fixes
Pull fixes from Tero Kristo:
"A few TI clock driver fixes to pull against 4.3-rc"
* 'for-4.3-rc/ti-clk-fixes' of https://github.com/t-kristo/linux-pm: (3 commits)
clk: ti: dflt: fix enable_reg validity check
clk: ti: fix dual-registration of uart4_ick
clk: ti: clk-7xx: Remove hardwired ABE clock configuration
Diffstat (limited to 'include/linux/psci.h')
| -rw-r--r-- | include/linux/psci.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/linux/psci.h b/include/linux/psci.h new file mode 100644 index 000000000000..a682fcc91c33 --- /dev/null +++ b/include/linux/psci.h @@ -0,0 +1,52 @@ +/* + * 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); + +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 */ |
