diff options
Diffstat (limited to 'include/linux/acpi.h')
| -rw-r--r-- | include/linux/acpi.h | 117 |
1 files changed, 73 insertions, 44 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 7dd24acd9ffe..fbf0c3a65f59 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -8,6 +8,7 @@ #ifndef _LINUX_ACPI_H #define _LINUX_ACPI_H +#include <linux/cleanup.h> #include <linux/errno.h> #include <linux/ioport.h> /* for struct resource */ #include <linux/resource_ext.h> @@ -40,7 +41,7 @@ struct irq_domain_ops; #include <asm/acpi.h> #ifdef CONFIG_ACPI_TABLE_LIB -#define EXPORT_SYMBOL_ACPI_LIB(x) EXPORT_SYMBOL_NS_GPL(x, ACPI) +#define EXPORT_SYMBOL_ACPI_LIB(x) EXPORT_SYMBOL_NS_GPL(x, "ACPI") #define __init_or_acpilib #define __initdata_or_acpilib #else @@ -221,6 +222,17 @@ void acpi_reserve_initial_tables (void); void acpi_table_init_complete (void); int acpi_table_init (void); +static inline struct acpi_table_header *acpi_get_table_pointer(char *signature, u32 instance) +{ + struct acpi_table_header *table; + int status = acpi_get_table(signature, instance, &table); + + if (ACPI_FAILURE(status)) + return ERR_PTR(-ENOENT); + return table; +} +DEFINE_FREE(acpi_put_table, struct acpi_table_header *, if (!IS_ERR_OR_NULL(_T)) acpi_put_table(_T)) + int acpi_table_parse(char *id, acpi_tbl_table_handler handler); int __init_or_acpilib acpi_table_parse_entries(char *id, unsigned long table_size, int entry_id, @@ -330,14 +342,16 @@ static inline bool acpi_sci_irq_valid(void) } extern int sbf_port; -extern unsigned long acpi_realmode_flags; int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity); int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); +typedef struct fwnode_handle *(*acpi_gsi_domain_disp_fn)(u32); + void acpi_set_irq_model(enum acpi_irq_model_id model, - struct fwnode_handle *(*)(u32)); + acpi_gsi_domain_disp_fn fn); +acpi_gsi_domain_disp_fn acpi_get_gsi_dispatcher(void); void acpi_set_gsi_to_irq_fallback(u32 (*)(u32)); struct irq_domain *acpi_irq_create_hierarchy(unsigned int flags, @@ -753,17 +767,16 @@ int acpi_reconfig_notifier_unregister(struct notifier_block *nb); int acpi_gtdt_init(struct acpi_table_header *table, int *platform_timer_count); int acpi_gtdt_map_ppi(int type); bool acpi_gtdt_c3stop(int type); -int acpi_arch_timer_mem_init(struct arch_timer_mem *timer_mem, int *timer_count); #endif #ifndef ACPI_HAVE_ARCH_SET_ROOT_POINTER -static inline void acpi_arch_set_root_pointer(u64 addr) +static __always_inline void acpi_arch_set_root_pointer(u64 addr) { } #endif #ifndef ACPI_HAVE_ARCH_GET_ROOT_POINTER -static inline u64 acpi_arch_get_root_pointer(void) +static __always_inline u64 acpi_arch_get_root_pointer(void) { return 0; } @@ -773,6 +786,10 @@ int acpi_get_local_u64_address(acpi_handle handle, u64 *addr); int acpi_get_local_address(acpi_handle handle, u32 *addr); const char *acpi_get_subsystem_id(acpi_handle handle); +#ifdef CONFIG_ACPI_MRRM +int acpi_mrrm_max_mem_region(void); +#endif + #else /* !CONFIG_ACPI */ #define acpi_disabled 1 @@ -854,6 +871,11 @@ static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev) return NULL; } +static inline acpi_handle acpi_device_handle(struct acpi_device *adev) +{ + return NULL; +} + static inline bool has_acpi_companion(struct device *dev) { return false; @@ -1088,8 +1110,24 @@ static inline acpi_handle acpi_get_processor_handle(int cpu) return NULL; } +static inline int acpi_mrrm_max_mem_region(void) +{ + return 1; +} + #endif /* !CONFIG_ACPI */ +#ifdef CONFIG_ACPI_HMAT +int hmat_get_extended_linear_cache_size(struct resource *backing_res, int nid, + resource_size_t *size); +#else +static inline int hmat_get_extended_linear_cache_size(struct resource *backing_res, + int nid, resource_size_t *size) +{ + return -EOPNOTSUPP; +} +#endif + extern void arch_post_acpi_subsys_init(void); #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC @@ -1110,20 +1148,22 @@ void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state, acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state, u32 val_a, u32 val_b); -#if defined(CONFIG_SUSPEND) && defined(CONFIG_X86) struct acpi_s2idle_dev_ops { struct list_head list_node; void (*prepare)(void); void (*check)(void); void (*restore)(void); }; +#if defined(CONFIG_SUSPEND) && defined(CONFIG_X86) int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg); void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg); -int acpi_get_lps0_constraint(struct acpi_device *adev); #else /* CONFIG_SUSPEND && CONFIG_X86 */ -static inline int acpi_get_lps0_constraint(struct device *dev) +static inline int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg) +{ + return -ENODEV; +} +static inline void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg) { - return ACPI_STATE_UNKNOWN; } #endif /* CONFIG_SUSPEND && CONFIG_X86 */ void arch_reserve_mem_area(acpi_physical_address addr, size_t size); @@ -1315,9 +1355,6 @@ acpi_data_add_props(struct acpi_device_data *data, const guid_t *guid, int acpi_node_prop_get(const struct fwnode_handle *fwnode, const char *propname, void **valptr); -struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode, - struct fwnode_handle *child); - struct acpi_probe_entry; typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *, struct acpi_probe_entry *); @@ -1417,13 +1454,6 @@ static inline int acpi_node_prop_get(const struct fwnode_handle *fwnode, } static inline struct fwnode_handle * -acpi_get_next_subnode(const struct fwnode_handle *fwnode, - struct fwnode_handle *child) -{ - return NULL; -} - -static inline struct fwnode_handle * acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode, struct fwnode_handle *prev) { @@ -1469,18 +1499,25 @@ int acpi_parse_spcr(bool enable_earlycon, bool enable_console); #else static inline int acpi_parse_spcr(bool enable_earlycon, bool enable_console) { - return 0; + return -ENODEV; } #endif #if IS_ENABLED(CONFIG_ACPI_GENERIC_GSI) int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res); +const struct cpumask *acpi_irq_get_affinity(acpi_handle handle, + unsigned int index); #else static inline int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res) { return -EINVAL; } +static inline const struct cpumask *acpi_irq_get_affinity(acpi_handle handle, + unsigned int index) +{ + return NULL; +} #endif #ifdef CONFIG_ACPI_LPIT @@ -1507,6 +1544,9 @@ int find_acpi_cpu_topology(unsigned int cpu, int level); int find_acpi_cpu_topology_cluster(unsigned int cpu); int find_acpi_cpu_topology_package(unsigned int cpu); int find_acpi_cpu_topology_hetero_id(unsigned int cpu); +void acpi_pptt_get_cpus_from_container(u32 acpi_cpu_id, cpumask_t *cpus); +int find_acpi_cache_level_from_id(u32 cache_id); +int acpi_pptt_get_cpumask_from_cache_id(u32 cache_id, cpumask_t *cpus); #else static inline int acpi_pptt_cpu_is_thread(unsigned int cpu) { @@ -1528,19 +1568,20 @@ static inline int find_acpi_cpu_topology_hetero_id(unsigned int cpu) { return -EINVAL; } +static inline void acpi_pptt_get_cpus_from_container(u32 acpi_cpu_id, + cpumask_t *cpus) { } +static inline int find_acpi_cache_level_from_id(u32 cache_id) +{ + return -ENOENT; +} +static inline int acpi_pptt_get_cpumask_from_cache_id(u32 cache_id, + cpumask_t *cpus) +{ + return -ENOENT; +} #endif -#ifdef CONFIG_ARM64 -void acpi_arm_init(void); -#else -static inline void acpi_arm_init(void) { } -#endif - -#ifdef CONFIG_RISCV -void acpi_riscv_init(void); -#else -static inline void acpi_riscv_init(void) { } -#endif +void acpi_arch_init(void); #ifdef CONFIG_ACPI_PCC void acpi_init_pcc(void); @@ -1571,18 +1612,6 @@ static inline void acpi_use_parent_companion(struct device *dev) ACPI_COMPANION_SET(dev, ACPI_COMPANION(dev->parent)); } -#ifdef CONFIG_ACPI_HMAT -int hmat_update_target_coordinates(int nid, struct access_coordinate *coord, - enum access_coordinate_class access); -#else -static inline int hmat_update_target_coordinates(int nid, - struct access_coordinate *coord, - enum access_coordinate_class access) -{ - return -EOPNOTSUPP; -} -#endif - #ifdef CONFIG_ACPI_NUMA bool acpi_node_backed_by_real_pxm(int nid); #else |