On Mon, 15 Jul 2024 at 10:34, Samuel Sieb <sam...@sieb.net> wrote: > On 7/15/24 1:23 AM, Iñaki Ucar wrote: > > > > > > On Mon, 15 Jul 2024 at 09:56, Samuel Sieb <sam...@sieb.net > > <mailto:sam...@sieb.net>> wrote: > > > > On 7/11/24 4:08 AM, Iñaki Ucar wrote: > > > The Fn keys to increase/decrease the screen brightness always > > worked, > > > but have stopped working at some point, and the problem is that I > > have > > > no clue what may have caused it, because I don't remember when > > was the > > > last time I used them. > > > > > > It's an LG Gram running an up-to-date F40 KDE. Not sure if this > > may be a > > > kernel issue, or a Plasma issue, or... Does anyone know how to > debug > > > this? I see: > > > > > > $ ls /sys/class/backlight/ > > > intel_backlight > > > > You will need to find out what the keys trigger. > > Do you see any messages in the journal when you press the keys? > > > > > > Nothing in the journal. > > > > Install "evtest" and try watching various sources to see if you get a > > reaction when pressing the keys. > > > > > > Nothing either. I tried monitoring the keyboard as well as the event fd > > called "LG WMI hotkeys", and those keys trigger nothing. :( Does this > > mean that it's a kernel issue? > > Probably. Do you have the "lg-laptop" kernel module loaded? >
I do: $ lsmod | grep lg lg_laptop 32768 0 sparse_keymap 12288 1 lg_laptop i2c_algo_bit 20480 2 xe,i915 wmi 36864 3 video,lg_laptop,wmi_bmof -- Iñaki Úcar
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