On Thu, 25 Aug 2022, Hans de Goede wrote:
> On machins without an i915 opregion the acpi_video driver immediately
> probes the ACPI video bus and used to also immediately register
> acpi_video# backlight devices when supported.
>
> Once the drm/kms driver then loaded later and possibly registered
On machins without an i915 opregion the acpi_video driver immediately
probes the ACPI video bus and used to also immediately register
acpi_video# backlight devices when supported.
Once the drm/kms driver then loaded later and possibly registered
a native backlight device then the drivers/acpi/vide
