diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/acpi/acpi_numa.h | 4 | ||||
| -rw-r--r-- | include/acpi/cppc_acpi.h | 7 | ||||
| -rw-r--r-- | include/acpi/pcc.h | 29 | ||||
| -rw-r--r-- | include/acpi/platform/aclinux.h | 4 | ||||
| -rw-r--r-- | include/acpi/processor.h | 27 | ||||
| -rw-r--r-- | include/acpi/video.h | 2 | ||||
| -rw-r--r-- | include/linux/acpi.h | 66 | ||||
| -rw-r--r-- | include/linux/cpuidle.h | 18 |
8 files changed, 142 insertions, 15 deletions
diff --git a/include/acpi/acpi_numa.h b/include/acpi/acpi_numa.h index 94a37cd7fbda..d4b72944ccda 100644 --- a/include/acpi/acpi_numa.h +++ b/include/acpi/acpi_numa.h @@ -15,6 +15,10 @@ extern int pxm_to_node(int); extern int node_to_pxm(int); extern int acpi_map_pxm_to_node(int); extern unsigned char acpi_srat_revision; +extern int acpi_numa __initdata; + +extern void bad_srat(void); +extern int srat_disabled(void); #endif /* CONFIG_ACPI_NUMA */ #endif /* __ACP_NUMA_H */ diff --git a/include/acpi/cppc_acpi.h b/include/acpi/cppc_acpi.h index dad8af3ebeb5..284965cbc9af 100644 --- a/include/acpi/cppc_acpi.h +++ b/include/acpi/cppc_acpi.h @@ -15,10 +15,9 @@ #define _CPPC_ACPI_H #include <linux/acpi.h> -#include <linux/mailbox_controller.h> -#include <linux/mailbox_client.h> #include <linux/types.h> +#include <acpi/pcc.h> #include <acpi/processor.h> /* Only support CPPCv2 for now. */ @@ -130,8 +129,4 @@ extern int cppc_set_perf(int cpu, struct cppc_perf_ctrls *perf_ctrls); extern int cppc_get_perf_caps(int cpu, struct cppc_perf_caps *caps); extern int acpi_get_psd_map(struct cpudata **); -/* Methods to interact with the PCC mailbox controller. */ -extern struct mbox_chan * - pcc_mbox_request_channel(struct mbox_client *, unsigned int); - #endif /* _CPPC_ACPI_H*/ diff --git a/include/acpi/pcc.h b/include/acpi/pcc.h new file mode 100644 index 000000000000..17a940a14477 --- /dev/null +++ b/include/acpi/pcc.h @@ -0,0 +1,29 @@ +/* + * PCC (Platform Communications Channel) methods + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; version 2 + * of the License. + */ + +#ifndef _PCC_H +#define _PCC_H + +#include <linux/mailbox_controller.h> +#include <linux/mailbox_client.h> + +#ifdef CONFIG_PCC +extern struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl, + int subspace_id); +extern void pcc_mbox_free_channel(struct mbox_chan *chan); +#else +static inline struct mbox_chan *pcc_mbox_request_channel(struct mbox_client *cl, + int subspace_id) +{ + return NULL; +} +static inline void pcc_mbox_free_channel(struct mbox_chan *chan) { } +#endif + +#endif /* _PCC_H */ diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h index 45c2d6528829..93b61b1f2beb 100644 --- a/include/acpi/platform/aclinux.h +++ b/include/acpi/platform/aclinux.h @@ -73,6 +73,10 @@ #define ACPI_DEBUGGER #endif +#ifdef CONFIG_ACPI_DEBUG +#define ACPI_MUTEX_DEBUG +#endif + #include <linux/string.h> #include <linux/kernel.h> #include <linux/ctype.h> diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 6f1805dd5d3c..bfe6b2e10f3a 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -39,6 +39,7 @@ #define ACPI_CSTATE_SYSTEMIO 0 #define ACPI_CSTATE_FFH 1 #define ACPI_CSTATE_HALT 2 +#define ACPI_CSTATE_INTEGER 3 #define ACPI_CX_DESC_LEN 32 @@ -67,9 +68,25 @@ struct acpi_processor_cx { char desc[ACPI_CX_DESC_LEN]; }; +struct acpi_lpi_state { + u32 min_residency; + u32 wake_latency; /* worst case */ + u32 flags; + u32 arch_flags; + u32 res_cnt_freq; + u32 enable_parent_state; + u64 address; + u8 index; + u8 entry_method; + char desc[ACPI_CX_DESC_LEN]; +}; + struct acpi_processor_power { int count; - struct acpi_processor_cx states[ACPI_PROCESSOR_MAX_POWER]; + union { + struct acpi_processor_cx states[ACPI_PROCESSOR_MAX_POWER]; + struct acpi_lpi_state lpi_states[ACPI_PROCESSOR_MAX_POWER]; + }; int timer_broadcast_on_state; }; @@ -189,6 +206,7 @@ struct acpi_processor_flags { u8 bm_control:1; u8 bm_check:1; u8 has_cst:1; + u8 has_lpi:1; u8 power_setup_done:1; u8 bm_rld_set:1; u8 need_hotplug_init:1; @@ -242,7 +260,7 @@ extern int acpi_processor_get_performance_info(struct acpi_processor *pr); DECLARE_PER_CPU(struct acpi_processor *, processors); extern struct acpi_processor_errata errata; -#ifdef ARCH_HAS_POWER_INIT +#if defined(ARCH_HAS_POWER_INIT) && defined(CONFIG_ACPI_PROCESSOR_CSTATE) void acpi_processor_power_init_bm_check(struct acpi_processor_flags *flags, unsigned int cpu); int acpi_processor_ffh_cstate_probe(unsigned int cpu, @@ -309,6 +327,7 @@ static inline int acpi_processor_get_bios_limit(int cpu, unsigned int *limit) /* in processor_core.c */ phys_cpuid_t acpi_get_phys_id(acpi_handle, int type, u32 acpi_id); +phys_cpuid_t acpi_map_madt_entry(u32 acpi_id); int acpi_map_cpuid(phys_cpuid_t phys_id, u32 acpi_id); int acpi_get_cpuid(acpi_handle, int type, u32 acpi_id); @@ -371,7 +390,7 @@ extern struct cpuidle_driver acpi_idle_driver; #ifdef CONFIG_ACPI_PROCESSOR_IDLE int acpi_processor_power_init(struct acpi_processor *pr); int acpi_processor_power_exit(struct acpi_processor *pr); -int acpi_processor_cst_has_changed(struct acpi_processor *pr); +int acpi_processor_power_state_has_changed(struct acpi_processor *pr); int acpi_processor_hotplug(struct acpi_processor *pr); #else static inline int acpi_processor_power_init(struct acpi_processor *pr) @@ -384,7 +403,7 @@ static inline int acpi_processor_power_exit(struct acpi_processor *pr) return -ENODEV; } -static inline int acpi_processor_cst_has_changed(struct acpi_processor *pr) +static inline int acpi_processor_power_state_has_changed(struct acpi_processor *pr) { return -ENODEV; } diff --git a/include/acpi/video.h b/include/acpi/video.h index 5731ccb42585..4536bd345ab4 100644 --- a/include/acpi/video.h +++ b/include/acpi/video.h @@ -54,7 +54,7 @@ extern int acpi_video_get_levels(struct acpi_device *device, struct acpi_video_device_brightness **dev_br, int *pmax_level); #else -static inline int acpi_video_register(void) { return 0; } +static inline int acpi_video_register(void) { return -ENODEV; } static inline void acpi_video_unregister(void) { return; } static inline int acpi_video_get_edid(struct acpi_device *device, int type, int device_id, void **edid) diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 288fac5294f5..cc63aef07249 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -208,7 +208,6 @@ void acpi_boot_table_init (void); int acpi_mps_check (void); int acpi_numa_init (void); -void early_acpi_table_init(void *data, size_t size); int acpi_table_init (void); int acpi_table_parse(char *id, acpi_tbl_table_handler handler); int __init acpi_parse_entries(char *id, unsigned long table_size, @@ -232,12 +231,26 @@ int acpi_table_parse_madt(enum acpi_madt_type id, int acpi_parse_mcfg (struct acpi_table_header *header); void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); -/* the following four functions are architecture-dependent */ +/* the following numa functions are architecture-dependent */ void acpi_numa_slit_init (struct acpi_table_slit *slit); + +#if defined(CONFIG_X86) || defined(CONFIG_IA64) void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); +#else +static inline void +acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { } +#endif + void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); + +#ifdef CONFIG_ARM64 +void acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa); +#else +static inline void +acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa) { } +#endif + int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); -void acpi_numa_arch_fixup(void); #ifndef PHYS_CPUID_INVALID typedef u32 phys_cpuid_t; @@ -444,8 +457,12 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); #define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008 #define OSC_SB_APEI_SUPPORT 0x00000010 #define OSC_SB_CPC_SUPPORT 0x00000020 +#define OSC_SB_CPCV2_SUPPORT 0x00000040 +#define OSC_SB_PCLPI_SUPPORT 0x00000080 +#define OSC_SB_OSLPI_SUPPORT 0x00000100 extern bool osc_sb_apei_support_acked; +extern bool osc_pc_lpi_support_confirmed; /* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */ #define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001 @@ -532,6 +549,24 @@ void acpi_walk_dep_device_list(acpi_handle handle); struct platform_device *acpi_create_platform_device(struct acpi_device *); #define ACPI_PTR(_ptr) (_ptr) +static inline void acpi_device_set_enumerated(struct acpi_device *adev) +{ + adev->flags.visited = true; +} + +static inline void acpi_device_clear_enumerated(struct acpi_device *adev) +{ + adev->flags.visited = false; +} + +enum acpi_reconfig_event { + ACPI_RECONFIG_DEVICE_ADD = 0, + ACPI_RECONFIG_DEVICE_REMOVE, +}; + +int acpi_reconfig_notifier_register(struct notifier_block *nb); +int acpi_reconfig_notifier_unregister(struct notifier_block *nb); + #else /* !CONFIG_ACPI */ #define acpi_disabled 1 @@ -588,7 +623,6 @@ static inline const char *acpi_dev_name(struct acpi_device *adev) return NULL; } -static inline void early_acpi_table_init(void *data, size_t size) { } static inline void acpi_early_init(void) { } static inline void acpi_subsystem_init(void) { } @@ -678,6 +712,24 @@ static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev) #define ACPI_PTR(_ptr) (NULL) +static inline void acpi_device_set_enumerated(struct acpi_device *adev) +{ +} + +static inline void acpi_device_clear_enumerated(struct acpi_device *adev) +{ +} + +static inline int acpi_reconfig_notifier_register(struct notifier_block *nb) +{ + return -EINVAL; +} + +static inline int acpi_reconfig_notifier_unregister(struct notifier_block *nb) +{ + return -EINVAL; +} + #endif /* !CONFIG_ACPI */ #ifdef CONFIG_ACPI @@ -997,4 +1049,10 @@ static inline struct fwnode_handle *acpi_get_next_subnode(struct device *dev, #define acpi_probe_device_table(t) ({ int __r = 0; __r;}) #endif +#ifdef CONFIG_ACPI_TABLE_UPGRADE +void acpi_table_upgrade(void); +#else +static inline void acpi_table_upgrade(void) { } +#endif + #endif /*_LINUX_ACPI_H*/ diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 07b83d32f66c..bb31373c3478 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -252,4 +252,22 @@ static inline int cpuidle_register_governor(struct cpuidle_governor *gov) #define CPUIDLE_DRIVER_STATE_START 0 #endif +#define CPU_PM_CPU_IDLE_ENTER(low_level_idle_enter, idx) \ +({ \ + int __ret; \ + \ + if (!idx) { \ + cpu_do_idle(); \ + return idx; \ + } \ + \ + __ret = cpu_pm_enter(); \ + if (!__ret) { \ + __ret = low_level_idle_enter(idx); \ + cpu_pm_exit(); \ + } \ + \ + __ret ? -1 : idx; \ +}) + #endif /* _LINUX_CPUIDLE_H */ |