From 77e82516a69ad7dd10ada425930ba35e933abcfb Mon Sep 17 00:00:00 2001 From: Ping Cheng Date: Tue, 4 Oct 2011 23:50:42 -0700 Subject: [PATCH] Input: wacom - don't expose LED inactive option The LED also indicates the status of the tablet. Don't turn it off. Reviewed-by: Eduard Hasenleithner Tested-by: Eduard Hasenleithner Signed-off-by: Ping Cheng Signed-off-by: Dmitry Torokhov --- Documentation/ABI/testing/sysfs-driver-wacom | 8 +++----- drivers/input/tablet/wacom.h | 6 +++--- 2 files changed, 6 insertions(+), 8 deletions(-) diff --git a/Documentation/ABI/testing/sysfs-driver-wacom b/Documentation/ABI/testing/sysfs-driver-wacom index b1d5c17dd67f..b5601859de5a 100644 --- a/Documentation/ABI/testing/sysfs-driver-wacom +++ b/Documentation/ABI/testing/sysfs-driver-wacom @@ -23,7 +23,7 @@ What: /sys/bus/usb/devices/-:./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/-:./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/-:./wacom_led/buttons_luminance Date: August 2011 diff --git a/drivers/input/tablet/wacom.h b/drivers/input/tablet/wacom.h index 00332d66bc4b..561f1072343b 100644 --- a/drivers/input/tablet/wacom.h +++ b/drivers/input/tablet/wacom.h @@ -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; }; -- 2.20.1