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 dfe1d46..b1d5c17 100644
--- a/Documentation/ABI/testing/sysfs-driver-wacom
+++ b/Documentation/ABI/testing/sysfs-driver-wacom
@@ -25,7 +25,8 @@
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 0eccf57..4f5e62a 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -678,7 +678,7 @@
/* 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);