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ACPI: create notifier chain to get hotkey events to graphics driver

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Kernel mode graphics drivers need this ACPI notifier chaine
so that they can get notified upon hotkey events.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Zhang Rui
2008-01-25 14:48:06 +08:00
committed by Len Brown
parent ba5e122342
commit 9ee85241fd
2 changed files with 31 additions and 0 deletions
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3
include/acpi/acpi_bus.h
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@@ -321,6 +321,9 @@ struct acpi_bus_event {
extern struct kobject *acpi_kobj;
extern int acpi_bus_generate_netlink_event(const char*, const char*, u8, int);
extern int acpi_notifier_call_chain(struct acpi_device *, u32, u32);
extern int register_acpi_notifier(struct notifier_block *);
extern int unregister_acpi_notifier(struct notifier_block *);
/*
* External Functions
*/