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Commit 77e82516 authored by Ping Cheng's avatar Ping Cheng Committed by Dmitry Torokhov
Browse files

Input: wacom - don't expose LED inactive option 



The LED also indicates the status of the tablet. Don't turn it off.

Reviewed-by: default avatarEduard Hasenleithner <eduard@hasenleithner.at>
Tested-by: default avatarEduard Hasenleithner <eduard@hasenleithner.at>
Signed-off-by: default avatarPing Cheng <pingc@wacom.com>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent f4fa9a6d

Documentation/ABI/testing/sysfs-driver-wacom

+3 −5
Original line number Diff line number Diff line
@@ -23,7 +23,7 @@ What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status0_lum 
Date:		August 2011

Contact:	linux-input@vger.kernel.org

Description:

		Writing to this file sets the status LED luminance (0..127)

		Writing to this file sets the status LED luminance (1..127)

		when the stylus does not touch the tablet surface, and no

		button is pressed on the stylus. This luminance level is

		normally lower than the level when a button is pressed.
@@ -32,7 +32,7 @@ What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/status1_lum 
Date:		August 2011

Contact:	linux-input@vger.kernel.org

Description:

		Writing to this file sets the status LED luminance (0..127)

		Writing to this file sets the status LED luminance (1..127)

		when the stylus touches the tablet surface, or any button is

		pressed on the stylus.
@@ -41,9 +41,7 @@ Date: August 2011 
Contact:	linux-input@vger.kernel.org

Description:

		Writing to this file sets which one of the four status LEDs is

		active (0..3). The other three LEDs are always inactive.  By

		means of specifying "-1" it is possible to set all status LEDs

		to inactive.

		active (0..3). The other three LEDs are always inactive.



What:		/sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/buttons_luminance

Date:		August 2011

drivers/input/tablet/wacom.h

+3 −3
Original line number Diff line number Diff line
@@ -115,9 +115,9 @@ struct wacom { 
	bool open;

	char phys[32];

	struct wacom_led {

		u8 select; /* status led selector (0..3, -1=none) */

		u8 llv;    /* status led brightness no button */

		u8 hlv;    /* status led brightness button pressed */

		u8 select; /* status led selector (0..3) */

		u8 llv;    /* status led brightness no button (1..127) */

		u8 hlv;    /* status led brightness button pressed (1..127) */

		u8 img_lum;   /* OLED matrix display brightness */

	} led;

};