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ACPI: Add stubs for (un)register_acpi_bus_type 

It's unreasonable to have CONFIG_ACPI for these in drivers, so add some
stub functions.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Matthew Garrett 2012-05-11 16:08:25 +08:00 committed by Greg Kroah-Hartman
parent 2721ea2c0f
commit 66886d6f8c
2 changed files with 7 additions and 0 deletions
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2
drivers/acpi/glue.c
View File

@ -69,6 +69,7 @@ static struct acpi_bus_type *acpi_get_bus_type(struct bus_type *type)
up_read(&bus_type_sem);
return ret;
}
EXPORT_SYMBOL_GPL(register_acpi_bus_type);
static int acpi_find_bridge_device(struct device *dev, acpi_handle * handle)
{
@ -85,6 +86,7 @@ static int acpi_find_bridge_device(struct device *dev, acpi_handle * handle)
up_read(&bus_type_sem);
return ret;
}
EXPORT_SYMBOL_GPL(unregister_acpi_bus_type);
/* Get device's handler per its address under its parent */
struct acpi_find_child {

5
include/acpi/acpi_bus.h
View File

@ -407,6 +407,11 @@ static inline int acpi_pm_device_sleep_wake(struct device *dev, bool enable)
}
#endif
#else /* CONFIG_ACPI */
static int register_acpi_bus_type(struct acpi_bus_type *bus) { return 0; }
static int unregister_acpi_bus_type(struct acpi_bus_type *bus) { return 0; }
#endif /* CONFIG_ACPI */
#endif /*__ACPI_BUS_H__*/