503325f84b
On certain models it is possible to control/query the keyboard backlight via the SALS/HALS ACPI methods. Add support for that, and register an LED class device to expose this functionality. Tested on: Lenovo YOGA 520-14IKB 80X8 Signed-off-by: Barnabás Pőcze <pobrn@protonmail.com> Link: https://lore.kernel.org/r/20210203215403.290792-27-pobrn@protonmail.com Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> |
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mellanox | ||
mips | ||
olpc | ||
surface | ||
x86 | ||
Kconfig | ||
Makefile |