[ACPI] generic Hot Key support

See Documentation/acpi-hotkey.txt

Use cmdline "acpi_specific_hotkey" to enable
legacy platform specific drivers.

http://bugzilla.kernel.org/show_bug.cgi?id=3887

Signed-off-by: Luming Yu <luming.yu@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index ceecc5634e74..fa7f43451891 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -123,6 +123,15 @@ config ACPI_VIDEO
           Note that this is an ref. implementation only.  It may or may not work
           for your integrated video device.
 
+config ACPI_HOTKEY
+        tristate "Generic Hotkey"
+        depends on ACPI_INTERPRETER
+        depends on EXPERIMENTAL
+        depends on !IA64_SGI_SN
+        default m
+        help
+        ACPI generic hotkey
+
 config ACPI_FAN
         tristate "Fan"
         depends on !IA64_SGI_SN