, Johann Schmitz

Emerge app-laptop/samsung-tools (more precise app-laptop/easy-slow-down- manager) for the samsung-backlight module, or try the SAMSUNG_LAPTOP option in the staging drivers area.

Put

{
    /* Samsung Q330 */
    .matches = {
        DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
        DMI_MATCH(DMI_PRODUCT_NAME, "Q330"),
    },
    .callback = atkbd_setup_forced_release,
    .driver_data = atkbd_samsung_forced_release_keys,
}

in the /usr/src/linux/drivers/input/keyboard/atkbd.c file around line 1675. Recompile and reboot.

Use

setkeycodes e008 225
setkeycodes e009 224

to make this keys known.