HID: roccat: allow readout of koneplus sensor register data

tcu sysfs attr was used to only control calibration process so far. Direct
sensor register access possibility has been revealed. Allowing readout of tcu
permits usage of this feature.

Signed-off-by: Stefan Achatz <erazor_de@users.sourceforge.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 3 insertions, 3 deletions

diff --git a/Documentation/ABI/testing/sysfs-driver-hid-roccat-koneplus b/Documentation/ABI/testing/sysfs-driver-hid-roccat-koneplus
index 65e6e5dd67e8..f9e2a61900e5 100644
--- a/Documentation/ABI/testing/sysfs-driver-hid-roccat-koneplus
+++ b/Documentation/ABI/testing/sysfs-driver-hid-roccat-koneplus
@@ -104,9 +104,9 @@ What:		/sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-
 Date:           October 2010
 Contact:        Stefan Achatz <erazor_de@users.sourceforge.net>
 Description:    When written a calibration process for the tracking control unit
-                can be initiated/cancelled.
-                The data has to be 3 bytes long.
-                This file is writeonly.
+                can be initiated/cancelled. Also lets one read/write sensor
+                registers.
+                The data has to be 4 bytes long.
 Users:          http://roccat.sourceforge.net
 
 What:           /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<product-id>.<num>/koneplus/roccatkoneplus<minor>/tcu_image