diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/acpi/acpi_bus.h | 36 | ||||
| -rw-r--r-- | include/linux/acpi.h | 6 | ||||
| -rw-r--r-- | include/linux/container.h | 25 |
3 files changed, 51 insertions, 16 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index fa42b45461ad..e4ab7be65637 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -89,17 +89,11 @@ struct acpi_device; * ----------------- */ -enum acpi_hotplug_mode { - AHM_GENERIC = 0, - AHM_CONTAINER, - AHM_COUNT -}; - struct acpi_hotplug_profile { struct kobject kobj; + int (*scan_dependent)(struct acpi_device *adev); bool enabled:1; - bool ignore:1; - enum acpi_hotplug_mode mode; + bool demand_offline:1; }; static inline struct acpi_hotplug_profile *to_acpi_hotplug_profile( @@ -167,8 +161,10 @@ struct acpi_device_flags { u32 ejectable:1; u32 power_manageable:1; u32 match_driver:1; + u32 initialized:1; + u32 visited:1; u32 no_hotplug:1; - u32 reserved:26; + u32 reserved:24; }; /* File System */ @@ -298,6 +294,7 @@ struct acpi_device { struct list_head children; struct list_head node; struct list_head wakeup_list; + struct list_head del_list; struct acpi_device_status status; struct acpi_device_flags flags; struct acpi_device_pnp pnp; @@ -323,6 +320,11 @@ 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 void acpi_set_device_status(struct acpi_device *adev, u32 sta) +{ + *((u32 *)&adev->status) = sta; +} + /* acpi_device.dev.bus == &acpi_bus_type */ extern struct bus_type acpi_bus_type; @@ -385,6 +387,11 @@ int acpi_match_device_ids(struct acpi_device *device, int acpi_create_dir(struct acpi_device *); void acpi_remove_dir(struct acpi_device *); +static inline bool acpi_device_enumerated(struct acpi_device *adev) +{ + return adev && adev->flags.initialized && adev->flags.visited; +} + typedef void (*acpi_hp_callback)(void *data, u32 src); acpi_status acpi_hotplug_execute(acpi_hp_callback func, void *data, u32 src); @@ -408,7 +415,7 @@ struct acpi_bus_type { struct list_head list; const char *name; bool (*match)(struct device *dev); - int (*find_device) (struct device *, acpi_handle *); + struct acpi_device * (*find_companion)(struct device *); void (*setup)(struct device *); void (*cleanup)(struct device *); }; @@ -427,12 +434,9 @@ struct acpi_pci_root { }; /* helper */ -acpi_handle acpi_find_child(acpi_handle, u64, bool); -static inline acpi_handle acpi_get_child(acpi_handle handle, u64 addr) -{ - return acpi_find_child(handle, addr, false); -} -void acpi_preset_companion(struct device *dev, acpi_handle parent, u64 addr); + +struct acpi_device *acpi_find_child_device(struct acpi_device *parent, + u64 address, bool check_children); int acpi_is_root_bridge(acpi_handle); struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle); diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 7aaf7315d33d..3e3247d95fd9 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -54,6 +54,12 @@ static inline acpi_handle acpi_device_handle(struct acpi_device *adev) #define ACPI_COMPANION_SET(dev, adev) ACPI_COMPANION(dev) = (adev) #define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev)) +static inline void acpi_preset_companion(struct device *dev, + struct acpi_device *parent, u64 addr) +{ + ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL)); +} + static inline const char *acpi_dev_name(struct acpi_device *adev) { return dev_name(&adev->dev); diff --git a/include/linux/container.h b/include/linux/container.h new file mode 100644 index 000000000000..3c03e6fd2035 --- /dev/null +++ b/include/linux/container.h @@ -0,0 +1,25 @@ +/* + * Definitions for container bus type. + * + * Copyright (C) 2013, Intel Corporation + * Author: Rafael J. Wysocki <rafael.j.wysocki@intel.com> + * + * 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. + */ + +#include <linux/device.h> + +/* drivers/base/power/container.c */ +extern struct bus_type container_subsys; + +struct container_dev { + struct device dev; + int (*offline)(struct container_dev *cdev); +}; + +static inline struct container_dev *to_container_dev(struct device *dev) +{ + return container_of(dev, struct container_dev, dev); +} |