Re: [net-next: PATCH 09/12] Documentation: ACPI: DSD: introduce DSA description

From: Andy Shevchenko
Date: Tue Jun 21 2022 - 07:15:57 EST


On Tue, Jun 21, 2022 at 10:45:56AM +0100, Sudeep Holla wrote:
> On Mon, Jun 20, 2022 at 05:02:22PM +0200, Marcin Wojtas wrote:
> > Describe the Distributed Switch Architecture (DSA) - compliant
> > MDIO devices. In ACPI world they are represented as children
> > of the MDIO busses, which are responsible for their enumeration
> > based on the standard _ADR fields and description in _DSD objects
> > under device properties UUID [1].
> >
> > [1] http://www.uefi.org/sites/default/files/resources/_DSD-device-properties-UUID.pdf

> Why is this document part of Linux code base ?

It's fine, but your are right with your latter questions.

> How will the other OSes be aware of this ?

Should be a standard somewhere.

> I assume there was some repository to maintain such DSDs so that it
> is accessible for other OSes. I am not agreeing or disagreeing on the
> change itself, but I am concerned about this present in the kernel
> code.

I dunno we have a such, but the closest I may imagine is MIPI standardization,
that we have at least for cameras and sound.

I would suggest to go and work with MIPI for network / DSA / etc area, so
everybody else will be aware of the standard.

--
With Best Regards,
Andy Shevchenko