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-rw-r--r--Documentation/thinkpad-acpi.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/thinkpad-acpi.txt b/Documentation/thinkpad-acpi.txt
index 142a14f..fe26e50 100644
--- a/Documentation/thinkpad-acpi.txt
+++ b/Documentation/thinkpad-acpi.txt
@@ -227,6 +227,12 @@ sysfs notes:
supported hot keys, except those which are handled by
the firmware. Echo it to hotkey_mask above, to use.
+ hotkey_radio_sw:
+ if the ThinkPad has a hardware radio switch, this
+ attribute will read 0 if the switch is in the "radios
+ disabled" postition, and 1 if the switch is in the
+ "radios enabled" position.
+
Bluetooth
---------