Input: wacom - lower the LED luminance

The LED luminance level is normally lower when no button is pressed.

Reviewed-by: Eduard Hasenleithner <eduard@hasenleithner.at>
Tested-by: Eduard Hasenleithner <eduard@hasenleithner.at>
Signed-off-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/Documentation/ABI/testing/sysfs-driver-wacom b/Documentation/ABI/testing/sysfs-driver-wacom
index dfe1d460cf548302ebf445219812ac658a7dad0c..b1d5c17dd67f9569029b61dd99d4509feed21fb0 100644 (file)
--- a/Documentation/ABI/testing/sysfs-driver-wacom
+++ b/Documentation/ABI/testing/sysfs-driver-wacom
@@ -25,7 +25,8 @@ Contact:      linux-input@vger.kernel.org
 Description:
                Writing to this file sets the status LED luminance (0..127)
                when the stylus does not touch the tablet surface, and no
-               button is pressed on the stylus.
+               button is pressed on the stylus. This luminance level is
+               normally lower than the level when a button is pressed.
 
 What:          /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status1_luminance
 Date:          August 2011

diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index 0eccf57df5cdb032deedce95357ed6fe028c26a9..4f5e62a1621d6088f327117ba3f98f1ef2decb2a 100644 (file)
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -678,7 +678,7 @@ static int wacom_initialize_leds(struct wacom *wacom)
 
                /* Initialize default values */
                wacom->led.select = 0;
-               wacom->led.llv = 30;
+               wacom->led.llv = 10;
                wacom->led.hlv = 20;
                wacom->led.img_lum = 10;
                wacom_led_control(wacom);