On Sat, Mar 14, 2026 at 12:50:11PM +0100, Rafael J. Wysocki wrote: > From: "Rafael J. Wysocki" <[email protected]> > > In all cases in which a struct acpi_driver is used for binding a driver > to an ACPI device object, a corresponding platform device is created by > the ACPI core and that device is regarded as a proper representation of > underlying hardware. Accordingly, a struct platform_driver should be > used by driver code to bind to that device. There are multiple reasons > why drivers should not bind directly to ACPI device objects [1]. > > Overall, it is better to bind drivers to platform devices than to their > ACPI companions, so convert the Apple Backlight ACPI driver to a > platform one. > > While this is not expected to alter functionality, it changes sysfs > layout and so it will be visible to user space. > > Link: https://lore.kernel.org/all/[email protected]/ [1] > Signed-off-by: Rafael J. Wysocki <[email protected]>
Reviewed-by: Daniel Thompson (RISCstar) <[email protected]> Daniel.
