Document the reader mode changes in 2018 and later models. Signed-off-by: Matan Ziv-Av <matan@xxxxxxxxxxx> --- Documentation/admin-guide/laptops/lg-laptop.rst | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/Documentation/admin-guide/laptops/lg-laptop.rst b/Documentation/admin-guide/laptops/lg-laptop.rst index ce9b14671cb9..ebdbf2f44e70 100644 --- a/Documentation/admin-guide/laptops/lg-laptop.rst +++ b/Documentation/admin-guide/laptops/lg-laptop.rst @@ -14,6 +14,7 @@ The following FN keys are ignored by the kernel without this driver: - FN-F1 (LG control panel) - Generates F15 - FN-F5 (Touchpad toggle) - Generates F13 + On 2019 model, the firmware also generates "125-29-85" key codes. - FN-F6 (Airplane mode) - Generates RFKILL - FN-F8 (Keyboard backlight) - Generates F16. This key also changes keyboard backlight mode. @@ -27,7 +28,8 @@ Reader mode Writing 0/1 to /sys/devices/platform/lg-laptop/reader_mode disables/enables reader mode. In this mode the screen colors change (blue color reduced), -and the reader mode indicator LED (on F9 key) turns on. +and the reader mode indicator LED (on F9 key) turns on. Only available on +2016 and 2017 models. FN Lock @@ -66,7 +68,7 @@ This value is reset to 0 when the kernel boots. LEDs ~~~~ -The are two LED devices supported by the driver: +The are two or three LED devices supported by the driver: Keyboard backlight ------------------ @@ -82,3 +84,10 @@ Touchpad indicator LED ---------------------- On the F5 key. Controlled by led device names tpad_led. + + +Reader mode LED +--------------- + +On the F8 Key. Controlled by led device named reader_mode_led. Only available +on 2018 and later models. -- 2.21.0
