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authorBastien Nocera <hadess@hadess.net>2015-03-02 16:45:27 +0300
committerDarren Hart <dvhart@linux.intel.com>2015-03-03 20:00:08 +0300
commitb790ceeb0fd94725150219abd8c13b08a17a32e3 (patch)
tree33d9de70fd13dcb99d9ae93b68ad000033f83906 /Documentation/laptops
parentf74587fb9308dd6d4346180672d79b8a861f02dd (diff)
downloadlinux-b790ceeb0fd94725150219abd8c13b08a17a32e3.tar.xz
thinkpad_acpi: Add adaptive_kbd_mode sysfs attr
Add a sysfs attribute to allow privileged users to change the keyboard mode. This could be used by desktop environments to change the keyboard mode depending on the application focused, as the Windows application does. Signed-off-by: Bastien Nocera <hadess@hadess.net> Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Signed-off-by: Darren Hart <dvhart@linux.intel.com>
Diffstat (limited to 'Documentation/laptops')
-rw-r--r--Documentation/laptops/thinkpad-acpi.txt18
1 files changed, 18 insertions, 0 deletions
diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index fc04c14de4bb..72a150d8f3df 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -1355,6 +1355,24 @@ Sysfs notes:
rfkill controller switch "tpacpi_uwb_sw": refer to
Documentation/rfkill.txt for details.
+Adaptive keyboard
+-----------------
+
+sysfs device attribute: adaptive_kbd_mode
+
+This sysfs attribute controls the keyboard "face" that will be shown on the
+Lenovo X1 Carbon 2nd gen (2014)'s adaptive keyboard. The value can be read
+and set.
+
+1 = Home mode
+2 = Web-browser mode
+3 = Web-conference mode
+4 = Function mode
+5 = Layflat mode
+
+For more details about which buttons will appear depending on the mode, please
+review the laptop's user guide:
+http://www.lenovo.com/shop/americas/content/user_guides/x1carbon_2_ug_en.pdf
Multiple Commands, Module Parameters
------------------------------------