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authorZhang Rui <rui.zhang@intel.com>2008-01-25 14:48:06 +0800
committerLen Brown <len.brown@intel.com>2008-02-07 03:22:57 -0500
commit9ee85241fdaab358dff1d8647f20a478cfa512a1 (patch)
tree8ecac98ed4d4683d5d9db0bf69e1a4a1532cf2ec /include/acpi
parentba5e1223422368fd2f4dbb0745f5fbb5fe9a65f1 (diff)
ACPI: create notifier chain to get hotkey events to graphics driver
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>
Diffstat (limited to 'include/acpi')
-rw-r--r--include/acpi/acpi_bus.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index fb7171b1bd2..3f9f1417ff0 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -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
*/