linux-kernel - Re: [PATCH RFC v2 14/17] include: acpi: actbl2: Add structs for RQSC table

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Message-ID: <aXp1HexsqZst1xXu@x1>
Date: Wed, 28 Jan 2026 12:44:13 -0800
From: Drew Fustini <fustini@...nel.org>
To: "Rafael J. Wysocki" <rafael@...nel.org>
Cc: Paul Walmsley <pjw@...nel.org>, Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>, Alexandre Ghiti <alex@...ti.fr>,
	Radim Krčmář <rkrcmar@...tanamicro.com>,
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	linux-acpi@...r.kernel.org, acpica-devel@...ts.linux.dev,
	devicetree@...r.kernel.org
Subject: Re: [PATCH RFC v2 14/17] include: acpi: actbl2: Add structs for RQSC
 table

On Wed, Jan 28, 2026 at 09:31:16PM +0100, Rafael J. Wysocki wrote:
> On Wed, Jan 28, 2026 at 9:28 PM Drew Fustini <fustini@...nel.org> wrote:
> >
> > Add structs for the RQSC table which describes the properties of the
> > RISC-V QoS controllers (CBQRI) in the system. The table also describes
> > the topological arrangement of the QoS controllers and resources in the
> > system. The topology is expressed in terms of the location of the
> > resources within the system and the relation between the QoS Controller
> > and the resource it manages.
> >
> > Link: https://github.com/riscv-non-isa/riscv-cbqri/releases/tag/v1.0
> > Link: https://github.com/riscv-non-isa/riscv-rqsc/blob/main/src/chapter2.adoc
> > Signed-off-by: Drew Fustini <fustini@...nel.org>
> 
> Of course, this change needs to go through upstream ACPICA.

Thank you for pointing this out. I've not worked with ACPI prior to
dealing with the RQSC table.

Is the pull request for RISC-V RIMT a good example of how to do that?
https://github.com/acpica/acpica/pull/1003

Thanks,
Drew