1 files changed, 1 insertions, 0 deletions

diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index 7daca0553676..abbbe78a003b 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -1496,6 +1496,7 @@ to enable more than one output class, just add their values.
         0x0002                  Removal
         0x0004                  RF Transmitter control (RFKILL)
                                 (bluetooth, WWAN, UWB...)
+        0x0008                  HKEY event interface, hotkeys
 
 There is also a kernel build option to enable more debugging
 information, which may be necessary to debug driver problems.