thinkpad-acpi: deprecate hotkey_bios_mask

[safe/jmp/linux-2.6] / Documentation / laptops / thinkpad-acpi.txt

diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index e2ddcde..ab4b58e 100644 (file)
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -240,9 +240,13 @@ sysfs notes:
                Returns 0.
 
        hotkey_bios_mask:
+               DEPRECATED, DON'T USE, WILL BE REMOVED IN THE FUTURE.
+
                Returns the hot keys mask when thinkpad-acpi was loaded.
                Upon module unload, the hot keys mask will be restored
-               to this value.
+               to this value.   This is always 0x80c, because those are
+               the hotkeys that were supported by ancient firmware
+               without mask support.
 
        hotkey_enable:
                DEPRECATED, WILL BE REMOVED SOON.