With an additional patch in comment #124, I think that warning will go away. Possible to give it a test?
Rafael, what do you think of the patch in comment #124? If you think it is worth, it can be merged into your patch which introduced the acpi_video_verify_backlight_support function.
With an additional patch in comment #124, I think that warning will go away. Possible to give it a test?
Rafael, what do you think of the patch in comment #124? If you think it is worth, it can be merged into your patch which introduced the acpi_video_ verify_ backlight_ support function.