diff options
Diffstat (limited to 'include/acpi/acpi_bus.h')
| -rw-r--r-- | include/acpi/acpi_bus.h | 65 |
1 files changed, 51 insertions, 14 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 44a3082a92a4..c09d72986968 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -344,8 +344,9 @@ struct acpi_device_physical_node { struct acpi_device_properties { const guid_t *guid; - const union acpi_object *properties; + union acpi_object *properties; struct list_head list; + void **bufs; }; /* ACPI Device Specific Data (_DSD) */ @@ -360,12 +361,10 @@ struct acpi_gpio_mapping; /* Device */ struct acpi_device { + u32 pld_crc; int device_type; acpi_handle handle; /* no handle for fixed hardware */ struct fwnode_handle fwnode; - struct acpi_device *parent; - struct list_head children; - struct list_head node; struct list_head wakeup_list; struct list_head del_list; struct acpi_device_status status; @@ -378,7 +377,6 @@ struct acpi_device { struct acpi_device_data data; struct acpi_scan_handler *handler; struct acpi_hotplug_context *hp; - struct acpi_driver *driver; const struct acpi_gpio_mapping *driver_gpios; void *driver_data; struct device dev; @@ -459,6 +457,14 @@ static inline void *acpi_driver_data(struct acpi_device *d) #define to_acpi_device(d) container_of(d, struct acpi_device, dev) #define to_acpi_driver(d) container_of(d, struct acpi_driver, drv) +static inline struct acpi_device *acpi_dev_parent(struct acpi_device *adev) +{ + if (adev->dev.parent) + return to_acpi_device(adev->dev.parent); + + return NULL; +} + static inline void acpi_set_device_status(struct acpi_device *adev, u32 sta) { *((u32 *)&adev->status) = sta; @@ -479,6 +485,13 @@ void acpi_initialize_hp_context(struct acpi_device *adev, /* acpi_device.dev.bus == &acpi_bus_type */ extern struct bus_type acpi_bus_type; +int acpi_bus_for_each_dev(int (*fn)(struct device *, void *), void *data); +int acpi_dev_for_each_child(struct acpi_device *adev, + int (*fn)(struct acpi_device *, void *), void *data); +int acpi_dev_for_each_child_reverse(struct acpi_device *adev, + int (*fn)(struct acpi_device *, void *), + void *data); + /* * Events * ------ @@ -506,8 +519,6 @@ extern int unregister_acpi_notifier(struct notifier_block *); * External Functions */ -int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device); -struct acpi_device *acpi_fetch_acpi_dev(acpi_handle handle); acpi_status acpi_bus_get_status_handle(acpi_handle handle, unsigned long long *sta); int acpi_bus_get_status(struct acpi_device *device); @@ -517,9 +528,11 @@ const char *acpi_power_state_string(int state); int acpi_device_set_power(struct acpi_device *device, int state); int acpi_bus_init_power(struct acpi_device *device); int acpi_device_fix_up_power(struct acpi_device *device); +void acpi_device_fix_up_power_extended(struct acpi_device *adev); int acpi_bus_update_power(acpi_handle handle, int *state_p); int acpi_device_update_power(struct acpi_device *device, int *state_p); bool acpi_bus_power_manageable(acpi_handle handle); +void acpi_dev_power_up_children_with_adr(struct acpi_device *adev); int acpi_device_power_add_dependent(struct acpi_device *adev, struct device *dev); void acpi_device_power_remove_dependent(struct acpi_device *adev, @@ -580,14 +593,22 @@ int unregister_acpi_bus_type(struct acpi_bus_type *); int acpi_bind_one(struct device *dev, struct acpi_device *adev); int acpi_unbind_one(struct device *dev); +enum acpi_bridge_type { + ACPI_BRIDGE_TYPE_PCIE = 1, + ACPI_BRIDGE_TYPE_CXL, +}; + struct acpi_pci_root { struct acpi_device * device; struct pci_bus *bus; u16 segment; + int bridge_type; struct resource secondary; /* downstream bus range */ - u32 osc_support_set; /* _OSC state of support bits */ - u32 osc_control_set; /* _OSC state of control bits */ + u32 osc_support_set; /* _OSC state of support bits */ + u32 osc_control_set; /* _OSC state of control bits */ + u32 osc_ext_support_set; /* _OSC state of extended support bits */ + u32 osc_ext_control_set; /* _OSC state of extended control bits */ phys_addr_t mcfg_addr; }; @@ -598,8 +619,7 @@ enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev); int acpi_iommu_fwspec_init(struct device *dev, u32 id, struct fwnode_handle *fwnode, const struct iommu_ops *ops); -int acpi_dma_get_range(struct device *dev, u64 *dma_addr, u64 *offset, - u64 *size); +int acpi_dma_get_range(struct device *dev, const struct bus_dma_region **map); int acpi_dma_configure_id(struct device *dev, enum dev_dma_attr attr, const u32 *input_id); static inline int acpi_dma_configure(struct device *dev, @@ -609,6 +629,8 @@ static inline int acpi_dma_configure(struct device *dev, } struct acpi_device *acpi_find_child_device(struct acpi_device *parent, u64 address, bool check_children); +struct acpi_device *acpi_find_child_by_adr(struct acpi_device *adev, + acpi_bus_address adr); int acpi_is_root_bridge(acpi_handle); struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle); @@ -716,10 +738,24 @@ static inline bool acpi_device_can_poweroff(struct acpi_device *adev) } bool acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2); +int acpi_dev_uid_to_integer(struct acpi_device *adev, u64 *integer); void acpi_dev_clear_dependencies(struct acpi_device *supplier); bool acpi_dev_ready_for_enumeration(const struct acpi_device *device); -struct acpi_device *acpi_dev_get_first_consumer_dev(struct acpi_device *supplier); +struct acpi_device *acpi_dev_get_next_consumer_dev(struct acpi_device *supplier, + struct acpi_device *start); + +/** + * for_each_acpi_consumer_dev - iterate over the consumer ACPI devices for a + * given supplier + * @supplier: Pointer to the supplier's ACPI device + * @consumer: Pointer to &struct acpi_device to hold the consumer, initially NULL + */ +#define for_each_acpi_consumer_dev(supplier, consumer) \ + for (consumer = acpi_dev_get_next_consumer_dev(supplier, NULL); \ + consumer; \ + consumer = acpi_dev_get_next_consumer_dev(supplier, consumer)) + struct acpi_device * acpi_dev_get_next_match_dev(struct acpi_device *adev, const char *hid, const char *uid, s64 hrv); struct acpi_device * @@ -750,9 +786,10 @@ static inline void acpi_dev_put(struct acpi_device *adev) put_device(&adev->dev); } -struct acpi_device *acpi_bus_get_acpi_device(acpi_handle handle); +struct acpi_device *acpi_fetch_acpi_dev(acpi_handle handle); +struct acpi_device *acpi_get_acpi_dev(acpi_handle handle); -static inline void acpi_bus_put_acpi_device(struct acpi_device *adev) +static inline void acpi_put_acpi_dev(struct acpi_device *adev) { acpi_dev_put(adev); } |