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authorJiang Liu <jiang.liu@huawei.com>2013-06-28 20:24:40 +0400
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-07-15 03:33:10 +0400
commit7d2421f84b445dc48c68d33911f1fd6ce6853ee3 (patch)
tree8526f0747a4fcfff28176e5e8c890a9bf0246a28 /include/acpi
parent0db98202605c3d32e023d43c30b5bd878f520976 (diff)
downloadlinux-7d2421f84b445dc48c68d33911f1fd6ce6853ee3.tar.xz
ACPI: introduce two helper functions for _EJ0 and _LCK
Introduce two helper functions, acpi_evaluate_ej0() and acpi_evaluate_lck(), that will execute the _EJ0 and _LCK ACPI control methods, respectively, and use them to simplify the ACPI scan code. [rjw: Changelog] Signed-off-by: Jiang Liu <jiang.liu@huawei.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/acpi')
-rw-r--r--include/acpi/acpi_bus.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index e3862587b9de..f499157b04e8 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -60,6 +60,8 @@ acpi_get_physical_device_location(acpi_handle handle, struct acpi_pld_info **pld
bool acpi_has_method(acpi_handle handle, char *name);
acpi_status acpi_execute_simple_method(acpi_handle handle, char *method,
u64 arg);
+acpi_status acpi_evaluate_ej0(acpi_handle handle);
+acpi_status acpi_evaluate_lck(acpi_handle handle, int lock);
#ifdef CONFIG_ACPI