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Input: wacom - lower the LED luminance

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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>
This commit is contained in:
Ping Cheng 2011-10-04 23:49:42 -07:00 committed by Dmitry Torokhov
parent f01536e3d6
commit f4fa9a6d80
2 changed files with 3 additions and 2 deletions
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3
Documentation/ABI/testing/sysfs-driver-wacom
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@ -25,7 +25,8 @@ Contact: linux-input@vger.kernel.org
Description: Description:
Writing to this file sets the status LED luminance (0..127) Writing to this file sets the status LED luminance (0..127)
when the stylus does not touch the tablet surface, and no 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 What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status1_luminance
Date: August 2011 Date: August 2011

2
drivers/input/tablet/wacom_sys.c
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@ -678,7 +678,7 @@ static int wacom_initialize_leds(struct wacom *wacom)
/* Initialize default values */ /* Initialize default values */
wacom->led.select = 0; wacom->led.select = 0;
wacom->led.llv = 30; wacom->led.llv = 10;
wacom->led.hlv = 20; wacom->led.hlv = 20;
wacom->led.img_lum = 10; wacom->led.img_lum = 10;
wacom_led_control(wacom); wacom_led_control(wacom);