Re: [PATCHv2 2/2] ACPI/platform: Add ACPI ID for Intel MBI device

From: Matthew Garrett
Date: Tue Dec 03 2013 - 21:21:40 EST


On Tue, Dec 03, 2013 at 06:17:03PM -0800, David E. Box wrote:
> This is per the requirement in Documentation/acpi/enumeration.txt:
>
> "Currently the kernel is not able to automatically determine from which ACPI
> device it should make the corresponding platform device so we need to add
> the ACPI device explicitly to acpi_platform_device_ids list defined in
> drivers/acpi/acpi_platform.c"

Well sure, but why do you need to be a platform device at all? This
functionality was intended for cases where we already have a driver for
the part that enumerated it via some other mechanism. If the driver's
only intended for ACPI systems then why not just be an ACPI device?

--
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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